diff options
Diffstat (limited to 'app/nginx/src/http')
91 files changed, 0 insertions, 96925 deletions
diff --git a/app/nginx/src/http/modules/ngx_http_access_module.c b/app/nginx/src/http/modules/ngx_http_access_module.c deleted file mode 100644 index c553e46..0000000 --- a/app/nginx/src/http/modules/ngx_http_access_module.c +++ /dev/null @@ -1,469 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - in_addr_t mask; - in_addr_t addr; - ngx_uint_t deny; /* unsigned deny:1; */ -} ngx_http_access_rule_t; - -#if (NGX_HAVE_INET6) - -typedef struct { - struct in6_addr addr; - struct in6_addr mask; - ngx_uint_t deny; /* unsigned deny:1; */ -} ngx_http_access_rule6_t; - -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - -typedef struct { - ngx_uint_t deny; /* unsigned deny:1; */ -} ngx_http_access_rule_un_t; - -#endif - -typedef struct { - ngx_array_t *rules; /* array of ngx_http_access_rule_t */ -#if (NGX_HAVE_INET6) - ngx_array_t *rules6; /* array of ngx_http_access_rule6_t */ -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - ngx_array_t *rules_un; /* array of ngx_http_access_rule_un_t */ -#endif -} ngx_http_access_loc_conf_t; - - -static ngx_int_t ngx_http_access_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_access_inet(ngx_http_request_t *r, - ngx_http_access_loc_conf_t *alcf, in_addr_t addr); -#if (NGX_HAVE_INET6) -static ngx_int_t ngx_http_access_inet6(ngx_http_request_t *r, - ngx_http_access_loc_conf_t *alcf, u_char *p); -#endif -#if (NGX_HAVE_UNIX_DOMAIN) -static ngx_int_t ngx_http_access_unix(ngx_http_request_t *r, - ngx_http_access_loc_conf_t *alcf); -#endif -static ngx_int_t ngx_http_access_found(ngx_http_request_t *r, ngx_uint_t deny); -static char *ngx_http_access_rule(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void *ngx_http_access_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_access_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_access_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_access_commands[] = { - - { ngx_string("allow"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF - |NGX_CONF_TAKE1, - ngx_http_access_rule, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("deny"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF - |NGX_CONF_TAKE1, - ngx_http_access_rule, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - - -static ngx_http_module_t ngx_http_access_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_access_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_access_create_loc_conf, /* create location configuration */ - ngx_http_access_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_access_module = { - NGX_MODULE_V1, - &ngx_http_access_module_ctx, /* module context */ - ngx_http_access_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_access_handler(ngx_http_request_t *r) -{ - struct sockaddr_in *sin; - ngx_http_access_loc_conf_t *alcf; -#if (NGX_HAVE_INET6) - u_char *p; - in_addr_t addr; - struct sockaddr_in6 *sin6; -#endif - - alcf = ngx_http_get_module_loc_conf(r, ngx_http_access_module); - - switch (r->connection->sockaddr->sa_family) { - - case AF_INET: - if (alcf->rules) { - sin = (struct sockaddr_in *) r->connection->sockaddr; - return ngx_http_access_inet(r, alcf, sin->sin_addr.s_addr); - } - break; - -#if (NGX_HAVE_INET6) - - case AF_INET6: - sin6 = (struct sockaddr_in6 *) r->connection->sockaddr; - p = sin6->sin6_addr.s6_addr; - - if (alcf->rules && IN6_IS_ADDR_V4MAPPED(&sin6->sin6_addr)) { - addr = p[12] << 24; - addr += p[13] << 16; - addr += p[14] << 8; - addr += p[15]; - return ngx_http_access_inet(r, alcf, htonl(addr)); - } - - if (alcf->rules6) { - return ngx_http_access_inet6(r, alcf, p); - } - - break; - -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - - case AF_UNIX: - if (alcf->rules_un) { - return ngx_http_access_unix(r, alcf); - } - - break; - -#endif - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_access_inet(ngx_http_request_t *r, ngx_http_access_loc_conf_t *alcf, - in_addr_t addr) -{ - ngx_uint_t i; - ngx_http_access_rule_t *rule; - - rule = alcf->rules->elts; - for (i = 0; i < alcf->rules->nelts; i++) { - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "access: %08XD %08XD %08XD", - addr, rule[i].mask, rule[i].addr); - - if ((addr & rule[i].mask) == rule[i].addr) { - return ngx_http_access_found(r, rule[i].deny); - } - } - - return NGX_DECLINED; -} - - -#if (NGX_HAVE_INET6) - -static ngx_int_t -ngx_http_access_inet6(ngx_http_request_t *r, ngx_http_access_loc_conf_t *alcf, - u_char *p) -{ - ngx_uint_t n; - ngx_uint_t i; - ngx_http_access_rule6_t *rule6; - - rule6 = alcf->rules6->elts; - for (i = 0; i < alcf->rules6->nelts; i++) { - -#if (NGX_DEBUG) - { - size_t cl, ml, al; - u_char ct[NGX_INET6_ADDRSTRLEN]; - u_char mt[NGX_INET6_ADDRSTRLEN]; - u_char at[NGX_INET6_ADDRSTRLEN]; - - cl = ngx_inet6_ntop(p, ct, NGX_INET6_ADDRSTRLEN); - ml = ngx_inet6_ntop(rule6[i].mask.s6_addr, mt, NGX_INET6_ADDRSTRLEN); - al = ngx_inet6_ntop(rule6[i].addr.s6_addr, at, NGX_INET6_ADDRSTRLEN); - - ngx_log_debug6(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "access: %*s %*s %*s", cl, ct, ml, mt, al, at); - } -#endif - - for (n = 0; n < 16; n++) { - if ((p[n] & rule6[i].mask.s6_addr[n]) != rule6[i].addr.s6_addr[n]) { - goto next; - } - } - - return ngx_http_access_found(r, rule6[i].deny); - - next: - continue; - } - - return NGX_DECLINED; -} - -#endif - - -#if (NGX_HAVE_UNIX_DOMAIN) - -static ngx_int_t -ngx_http_access_unix(ngx_http_request_t *r, ngx_http_access_loc_conf_t *alcf) -{ - ngx_uint_t i; - ngx_http_access_rule_un_t *rule_un; - - rule_un = alcf->rules_un->elts; - for (i = 0; i < alcf->rules_un->nelts; i++) { - - /* TODO: check path */ - if (1) { - return ngx_http_access_found(r, rule_un[i].deny); - } - } - - return NGX_DECLINED; -} - -#endif - - -static ngx_int_t -ngx_http_access_found(ngx_http_request_t *r, ngx_uint_t deny) -{ - ngx_http_core_loc_conf_t *clcf; - - if (deny) { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->satisfy == NGX_HTTP_SATISFY_ALL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "access forbidden by rule"); - } - - return NGX_HTTP_FORBIDDEN; - } - - return NGX_OK; -} - - -static char * -ngx_http_access_rule(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_access_loc_conf_t *alcf = conf; - - ngx_int_t rc; - ngx_uint_t all; - ngx_str_t *value; - ngx_cidr_t cidr; - ngx_http_access_rule_t *rule; -#if (NGX_HAVE_INET6) - ngx_http_access_rule6_t *rule6; -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - ngx_http_access_rule_un_t *rule_un; -#endif - - ngx_memzero(&cidr, sizeof(ngx_cidr_t)); - - value = cf->args->elts; - - all = (value[1].len == 3 && ngx_strcmp(value[1].data, "all") == 0); - - if (!all) { - -#if (NGX_HAVE_UNIX_DOMAIN) - - if (value[1].len == 5 && ngx_strcmp(value[1].data, "unix:") == 0) { - cidr.family = AF_UNIX; - rc = NGX_OK; - - } else { - rc = ngx_ptocidr(&value[1], &cidr); - } - -#else - rc = ngx_ptocidr(&value[1], &cidr); -#endif - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", &value[1]); - } - } - - if (cidr.family == AF_INET || all) { - - if (alcf->rules == NULL) { - alcf->rules = ngx_array_create(cf->pool, 4, - sizeof(ngx_http_access_rule_t)); - if (alcf->rules == NULL) { - return NGX_CONF_ERROR; - } - } - - rule = ngx_array_push(alcf->rules); - if (rule == NULL) { - return NGX_CONF_ERROR; - } - - rule->mask = cidr.u.in.mask; - rule->addr = cidr.u.in.addr; - rule->deny = (value[0].data[0] == 'd') ? 1 : 0; - } - -#if (NGX_HAVE_INET6) - if (cidr.family == AF_INET6 || all) { - - if (alcf->rules6 == NULL) { - alcf->rules6 = ngx_array_create(cf->pool, 4, - sizeof(ngx_http_access_rule6_t)); - if (alcf->rules6 == NULL) { - return NGX_CONF_ERROR; - } - } - - rule6 = ngx_array_push(alcf->rules6); - if (rule6 == NULL) { - return NGX_CONF_ERROR; - } - - rule6->mask = cidr.u.in6.mask; - rule6->addr = cidr.u.in6.addr; - rule6->deny = (value[0].data[0] == 'd') ? 1 : 0; - } -#endif - -#if (NGX_HAVE_UNIX_DOMAIN) - if (cidr.family == AF_UNIX || all) { - - if (alcf->rules_un == NULL) { - alcf->rules_un = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_access_rule_un_t)); - if (alcf->rules_un == NULL) { - return NGX_CONF_ERROR; - } - } - - rule_un = ngx_array_push(alcf->rules_un); - if (rule_un == NULL) { - return NGX_CONF_ERROR; - } - - rule_un->deny = (value[0].data[0] == 'd') ? 1 : 0; - } -#endif - - return NGX_CONF_OK; -} - - -static void * -ngx_http_access_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_access_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_access_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - return conf; -} - - -static char * -ngx_http_access_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_access_loc_conf_t *prev = parent; - ngx_http_access_loc_conf_t *conf = child; - - if (conf->rules == NULL -#if (NGX_HAVE_INET6) - && conf->rules6 == NULL -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - && conf->rules_un == NULL -#endif - ) { - conf->rules = prev->rules; -#if (NGX_HAVE_INET6) - conf->rules6 = prev->rules6; -#endif -#if (NGX_HAVE_UNIX_DOMAIN) - conf->rules_un = prev->rules_un; -#endif - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_access_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_access_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_addition_filter_module.c b/app/nginx/src/http/modules/ngx_http_addition_filter_module.c deleted file mode 100644 index 2fad0e5..0000000 --- a/app/nginx/src/http/modules/ngx_http_addition_filter_module.c +++ /dev/null @@ -1,252 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_str_t before_body; - ngx_str_t after_body; - - ngx_hash_t types; - ngx_array_t *types_keys; -} ngx_http_addition_conf_t; - - -typedef struct { - ngx_uint_t before_body_sent; -} ngx_http_addition_ctx_t; - - -static void *ngx_http_addition_create_conf(ngx_conf_t *cf); -static char *ngx_http_addition_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_addition_filter_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_addition_commands[] = { - - { ngx_string("add_before_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_addition_conf_t, before_body), - NULL }, - - { ngx_string("add_after_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_addition_conf_t, after_body), - NULL }, - - { ngx_string("addition_types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_types_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_addition_conf_t, types_keys), - &ngx_http_html_default_types[0] }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_addition_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_addition_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_addition_create_conf, /* create location configuration */ - ngx_http_addition_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_addition_filter_module = { - NGX_MODULE_V1, - &ngx_http_addition_filter_module_ctx, /* module context */ - ngx_http_addition_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_addition_header_filter(ngx_http_request_t *r) -{ - ngx_http_addition_ctx_t *ctx; - ngx_http_addition_conf_t *conf; - - if (r->headers_out.status != NGX_HTTP_OK || r != r->main) { - return ngx_http_next_header_filter(r); - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_addition_filter_module); - - if (conf->before_body.len == 0 && conf->after_body.len == 0) { - return ngx_http_next_header_filter(r); - } - - if (ngx_http_test_content_type(r, &conf->types) == NULL) { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_addition_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_addition_filter_module); - - ngx_http_clear_content_length(r); - ngx_http_clear_accept_ranges(r); - ngx_http_weak_etag(r); - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_addition_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_uint_t last; - ngx_chain_t *cl; - ngx_http_request_t *sr; - ngx_http_addition_ctx_t *ctx; - ngx_http_addition_conf_t *conf; - - if (in == NULL || r->header_only) { - return ngx_http_next_body_filter(r, in); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_addition_filter_module); - - if (ctx == NULL) { - return ngx_http_next_body_filter(r, in); - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_addition_filter_module); - - if (!ctx->before_body_sent) { - ctx->before_body_sent = 1; - - if (conf->before_body.len) { - if (ngx_http_subrequest(r, &conf->before_body, NULL, &sr, NULL, 0) - != NGX_OK) - { - return NGX_ERROR; - } - } - } - - if (conf->after_body.len == 0) { - ngx_http_set_ctx(r, NULL, ngx_http_addition_filter_module); - return ngx_http_next_body_filter(r, in); - } - - last = 0; - - for (cl = in; cl; cl = cl->next) { - if (cl->buf->last_buf) { - cl->buf->last_buf = 0; - cl->buf->last_in_chain = 1; - cl->buf->sync = 1; - last = 1; - } - } - - rc = ngx_http_next_body_filter(r, in); - - if (rc == NGX_ERROR || !last || conf->after_body.len == 0) { - return rc; - } - - if (ngx_http_subrequest(r, &conf->after_body, NULL, &sr, NULL, 0) - != NGX_OK) - { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, NULL, ngx_http_addition_filter_module); - - return ngx_http_send_special(r, NGX_HTTP_LAST); -} - - -static ngx_int_t -ngx_http_addition_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_addition_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_addition_body_filter; - - return NGX_OK; -} - - -static void * -ngx_http_addition_create_conf(ngx_conf_t *cf) -{ - ngx_http_addition_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_addition_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->before_body = { 0, NULL }; - * conf->after_body = { 0, NULL }; - * conf->types = { NULL }; - * conf->types_keys = NULL; - */ - - return conf; -} - - -static char * -ngx_http_addition_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_addition_conf_t *prev = parent; - ngx_http_addition_conf_t *conf = child; - - ngx_conf_merge_str_value(conf->before_body, prev->before_body, ""); - ngx_conf_merge_str_value(conf->after_body, prev->after_body, ""); - - if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, - &prev->types_keys, &prev->types, - ngx_http_html_default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_auth_basic_module.c b/app/nginx/src/http/modules/ngx_http_auth_basic_module.c deleted file mode 100644 index 1e7a0c2..0000000 --- a/app/nginx/src/http/modules/ngx_http_auth_basic_module.c +++ /dev/null @@ -1,467 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_crypt.h> - - -#define NGX_HTTP_AUTH_BUF_SIZE 2048 - - -typedef struct { - ngx_str_t passwd; -} ngx_http_auth_basic_ctx_t; - - -typedef struct { - ngx_http_complex_value_t *realm; - ngx_http_complex_value_t user_file; -} ngx_http_auth_basic_loc_conf_t; - - -static ngx_int_t ngx_http_auth_basic_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_auth_basic_crypt_handler(ngx_http_request_t *r, - ngx_http_auth_basic_ctx_t *ctx, ngx_str_t *passwd, ngx_str_t *realm); -static ngx_int_t ngx_http_auth_basic_set_realm(ngx_http_request_t *r, - ngx_str_t *realm); -static void ngx_http_auth_basic_close(ngx_file_t *file); -static void *ngx_http_auth_basic_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_auth_basic_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_auth_basic_init(ngx_conf_t *cf); -static char *ngx_http_auth_basic_user_file(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_auth_basic_commands[] = { - - { ngx_string("auth_basic"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF - |NGX_CONF_TAKE1, - ngx_http_set_complex_value_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_auth_basic_loc_conf_t, realm), - NULL }, - - { ngx_string("auth_basic_user_file"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF - |NGX_CONF_TAKE1, - ngx_http_auth_basic_user_file, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_auth_basic_loc_conf_t, user_file), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_auth_basic_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_auth_basic_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_auth_basic_create_loc_conf, /* create location configuration */ - ngx_http_auth_basic_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_auth_basic_module = { - NGX_MODULE_V1, - &ngx_http_auth_basic_module_ctx, /* module context */ - ngx_http_auth_basic_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_auth_basic_handler(ngx_http_request_t *r) -{ - off_t offset; - ssize_t n; - ngx_fd_t fd; - ngx_int_t rc; - ngx_err_t err; - ngx_str_t pwd, realm, user_file; - ngx_uint_t i, level, login, left, passwd; - ngx_file_t file; - ngx_http_auth_basic_ctx_t *ctx; - ngx_http_auth_basic_loc_conf_t *alcf; - u_char buf[NGX_HTTP_AUTH_BUF_SIZE]; - enum { - sw_login, - sw_passwd, - sw_skip - } state; - - alcf = ngx_http_get_module_loc_conf(r, ngx_http_auth_basic_module); - - if (alcf->realm == NULL || alcf->user_file.value.data == NULL) { - return NGX_DECLINED; - } - - if (ngx_http_complex_value(r, alcf->realm, &realm) != NGX_OK) { - return NGX_ERROR; - } - - if (realm.len == 3 && ngx_strncmp(realm.data, "off", 3) == 0) { - return NGX_DECLINED; - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_auth_basic_module); - - if (ctx) { - return ngx_http_auth_basic_crypt_handler(r, ctx, &ctx->passwd, - &realm); - } - - rc = ngx_http_auth_basic_user(r); - - if (rc == NGX_DECLINED) { - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "no user/password was provided for basic authentication"); - - return ngx_http_auth_basic_set_realm(r, &realm); - } - - if (rc == NGX_ERROR) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_complex_value(r, &alcf->user_file, &user_file) != NGX_OK) { - return NGX_ERROR; - } - - fd = ngx_open_file(user_file.data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0); - - if (fd == NGX_INVALID_FILE) { - err = ngx_errno; - - if (err == NGX_ENOENT) { - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - - } else { - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_error(level, r->connection->log, err, - ngx_open_file_n " \"%s\" failed", user_file.data); - - return rc; - } - - ngx_memzero(&file, sizeof(ngx_file_t)); - - file.fd = fd; - file.name = user_file; - file.log = r->connection->log; - - state = sw_login; - passwd = 0; - login = 0; - left = 0; - offset = 0; - - for ( ;; ) { - i = left; - - n = ngx_read_file(&file, buf + left, NGX_HTTP_AUTH_BUF_SIZE - left, - offset); - - if (n == NGX_ERROR) { - ngx_http_auth_basic_close(&file); - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (n == 0) { - break; - } - - for (i = left; i < left + n; i++) { - switch (state) { - - case sw_login: - if (login == 0) { - - if (buf[i] == '#' || buf[i] == CR) { - state = sw_skip; - break; - } - - if (buf[i] == LF) { - break; - } - } - - if (buf[i] != r->headers_in.user.data[login]) { - state = sw_skip; - break; - } - - if (login == r->headers_in.user.len) { - state = sw_passwd; - passwd = i + 1; - } - - login++; - - break; - - case sw_passwd: - if (buf[i] == LF || buf[i] == CR || buf[i] == ':') { - buf[i] = '\0'; - - ngx_http_auth_basic_close(&file); - - pwd.len = i - passwd; - pwd.data = &buf[passwd]; - - return ngx_http_auth_basic_crypt_handler(r, NULL, &pwd, - &realm); - } - - break; - - case sw_skip: - if (buf[i] == LF) { - state = sw_login; - login = 0; - } - - break; - } - } - - if (state == sw_passwd) { - left = left + n - passwd; - ngx_memmove(buf, &buf[passwd], left); - passwd = 0; - - } else { - left = 0; - } - - offset += n; - } - - ngx_http_auth_basic_close(&file); - - if (state == sw_passwd) { - pwd.len = i - passwd; - pwd.data = ngx_pnalloc(r->pool, pwd.len + 1); - if (pwd.data == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_cpystrn(pwd.data, &buf[passwd], pwd.len + 1); - - return ngx_http_auth_basic_crypt_handler(r, NULL, &pwd, &realm); - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "user \"%V\" was not found in \"%V\"", - &r->headers_in.user, &user_file); - - return ngx_http_auth_basic_set_realm(r, &realm); -} - - -static ngx_int_t -ngx_http_auth_basic_crypt_handler(ngx_http_request_t *r, - ngx_http_auth_basic_ctx_t *ctx, ngx_str_t *passwd, ngx_str_t *realm) -{ - ngx_int_t rc; - u_char *encrypted; - - rc = ngx_crypt(r->pool, r->headers_in.passwd.data, passwd->data, - &encrypted); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rc: %i user: \"%V\" salt: \"%s\"", - rc, &r->headers_in.user, passwd->data); - - if (rc == NGX_OK) { - if (ngx_strcmp(encrypted, passwd->data) == 0) { - return NGX_OK; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "encrypted: \"%s\"", encrypted); - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "user \"%V\": password mismatch", - &r->headers_in.user); - - return ngx_http_auth_basic_set_realm(r, realm); - } - - if (rc == NGX_ERROR) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - /* rc == NGX_AGAIN */ - - if (ctx == NULL) { - ctx = ngx_palloc(r->pool, sizeof(ngx_http_auth_basic_ctx_t)); - if (ctx == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_auth_basic_module); - - ctx->passwd.len = passwd->len; - passwd->len++; - - ctx->passwd.data = ngx_pstrdup(r->pool, passwd); - if (ctx->passwd.data == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - } - - /* TODO: add mutex event */ - - return rc; -} - - -static ngx_int_t -ngx_http_auth_basic_set_realm(ngx_http_request_t *r, ngx_str_t *realm) -{ - size_t len; - u_char *basic, *p; - - r->headers_out.www_authenticate = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.www_authenticate == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - len = sizeof("Basic realm=\"\"") - 1 + realm->len; - - basic = ngx_pnalloc(r->pool, len); - if (basic == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - p = ngx_cpymem(basic, "Basic realm=\"", sizeof("Basic realm=\"") - 1); - p = ngx_cpymem(p, realm->data, realm->len); - *p = '"'; - - r->headers_out.www_authenticate->hash = 1; - ngx_str_set(&r->headers_out.www_authenticate->key, "WWW-Authenticate"); - r->headers_out.www_authenticate->value.data = basic; - r->headers_out.www_authenticate->value.len = len; - - return NGX_HTTP_UNAUTHORIZED; -} - -static void -ngx_http_auth_basic_close(ngx_file_t *file) -{ - if (ngx_close_file(file->fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, file->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", file->name.data); - } -} - - -static void * -ngx_http_auth_basic_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_auth_basic_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_auth_basic_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - return conf; -} - - -static char * -ngx_http_auth_basic_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_auth_basic_loc_conf_t *prev = parent; - ngx_http_auth_basic_loc_conf_t *conf = child; - - if (conf->realm == NULL) { - conf->realm = prev->realm; - } - - if (conf->user_file.value.data == NULL) { - conf->user_file = prev->user_file; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_auth_basic_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_auth_basic_handler; - - return NGX_OK; -} - - -static char * -ngx_http_auth_basic_user_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_auth_basic_loc_conf_t *alcf = conf; - - ngx_str_t *value; - ngx_http_compile_complex_value_t ccv; - - if (alcf->user_file.value.data) { - return "is duplicate"; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &alcf->user_file; - ccv.zero = 1; - ccv.conf_prefix = 1; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_auth_request_module.c b/app/nginx/src/http/modules/ngx_http_auth_request_module.c deleted file mode 100644 index bab79e4..0000000 --- a/app/nginx/src/http/modules/ngx_http_auth_request_module.c +++ /dev/null @@ -1,444 +0,0 @@ - -/* - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_str_t uri; - ngx_array_t *vars; -} ngx_http_auth_request_conf_t; - - -typedef struct { - ngx_uint_t done; - ngx_uint_t status; - ngx_http_request_t *subrequest; -} ngx_http_auth_request_ctx_t; - - -typedef struct { - ngx_int_t index; - ngx_http_complex_value_t value; - ngx_http_set_variable_pt set_handler; -} ngx_http_auth_request_variable_t; - - -static ngx_int_t ngx_http_auth_request_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_auth_request_done(ngx_http_request_t *r, - void *data, ngx_int_t rc); -static ngx_int_t ngx_http_auth_request_set_variables(ngx_http_request_t *r, - ngx_http_auth_request_conf_t *arcf, ngx_http_auth_request_ctx_t *ctx); -static ngx_int_t ngx_http_auth_request_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static void *ngx_http_auth_request_create_conf(ngx_conf_t *cf); -static char *ngx_http_auth_request_merge_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_auth_request_init(ngx_conf_t *cf); -static char *ngx_http_auth_request(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_auth_request_set(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_auth_request_commands[] = { - - { ngx_string("auth_request"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_auth_request, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("auth_request_set"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_http_auth_request_set, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_auth_request_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_auth_request_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_auth_request_create_conf, /* create location configuration */ - ngx_http_auth_request_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_auth_request_module = { - NGX_MODULE_V1, - &ngx_http_auth_request_module_ctx, /* module context */ - ngx_http_auth_request_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_auth_request_handler(ngx_http_request_t *r) -{ - ngx_table_elt_t *h, *ho; - ngx_http_request_t *sr; - ngx_http_post_subrequest_t *ps; - ngx_http_auth_request_ctx_t *ctx; - ngx_http_auth_request_conf_t *arcf; - - arcf = ngx_http_get_module_loc_conf(r, ngx_http_auth_request_module); - - if (arcf->uri.len == 0) { - return NGX_DECLINED; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "auth request handler"); - - ctx = ngx_http_get_module_ctx(r, ngx_http_auth_request_module); - - if (ctx != NULL) { - if (!ctx->done) { - return NGX_AGAIN; - } - - /* - * as soon as we are done - explicitly set variables to make - * sure they will be available after internal redirects - */ - - if (ngx_http_auth_request_set_variables(r, arcf, ctx) != NGX_OK) { - return NGX_ERROR; - } - - /* return appropriate status */ - - if (ctx->status == NGX_HTTP_FORBIDDEN) { - return ctx->status; - } - - if (ctx->status == NGX_HTTP_UNAUTHORIZED) { - sr = ctx->subrequest; - - h = sr->headers_out.www_authenticate; - - if (!h && sr->upstream) { - h = sr->upstream->headers_in.www_authenticate; - } - - if (h) { - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.www_authenticate = ho; - } - - return ctx->status; - } - - if (ctx->status >= NGX_HTTP_OK - && ctx->status < NGX_HTTP_SPECIAL_RESPONSE) - { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "auth request unexpected status: %ui", ctx->status); - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_auth_request_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ps = ngx_palloc(r->pool, sizeof(ngx_http_post_subrequest_t)); - if (ps == NULL) { - return NGX_ERROR; - } - - ps->handler = ngx_http_auth_request_done; - ps->data = ctx; - - if (ngx_http_subrequest(r, &arcf->uri, NULL, &sr, ps, - NGX_HTTP_SUBREQUEST_WAITED) - != NGX_OK) - { - return NGX_ERROR; - } - - /* - * allocate fake request body to avoid attempts to read it and to make - * sure real body file (if already read) won't be closed by upstream - */ - - sr->request_body = ngx_pcalloc(r->pool, sizeof(ngx_http_request_body_t)); - if (sr->request_body == NULL) { - return NGX_ERROR; - } - - sr->header_only = 1; - - ctx->subrequest = sr; - - ngx_http_set_ctx(r, ctx, ngx_http_auth_request_module); - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_auth_request_done(ngx_http_request_t *r, void *data, ngx_int_t rc) -{ - ngx_http_auth_request_ctx_t *ctx = data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "auth request done s:%ui", r->headers_out.status); - - ctx->done = 1; - ctx->status = r->headers_out.status; - - return rc; -} - - -static ngx_int_t -ngx_http_auth_request_set_variables(ngx_http_request_t *r, - ngx_http_auth_request_conf_t *arcf, ngx_http_auth_request_ctx_t *ctx) -{ - ngx_str_t val; - ngx_http_variable_t *v; - ngx_http_variable_value_t *vv; - ngx_http_auth_request_variable_t *av, *last; - ngx_http_core_main_conf_t *cmcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "auth request set variables"); - - if (arcf->vars == NULL) { - return NGX_OK; - } - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - v = cmcf->variables.elts; - - av = arcf->vars->elts; - last = av + arcf->vars->nelts; - - while (av < last) { - /* - * explicitly set new value to make sure it will be available after - * internal redirects - */ - - vv = &r->variables[av->index]; - - if (ngx_http_complex_value(ctx->subrequest, &av->value, &val) - != NGX_OK) - { - return NGX_ERROR; - } - - vv->valid = 1; - vv->not_found = 0; - vv->data = val.data; - vv->len = val.len; - - if (av->set_handler) { - /* - * set_handler only available in cmcf->variables_keys, so we store - * it explicitly - */ - - av->set_handler(r, vv, v[av->index].data); - } - - av++; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_auth_request_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "auth request variable"); - - v->not_found = 1; - - return NGX_OK; -} - - -static void * -ngx_http_auth_request_create_conf(ngx_conf_t *cf) -{ - ngx_http_auth_request_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_auth_request_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->uri = { 0, NULL }; - */ - - conf->vars = NGX_CONF_UNSET_PTR; - - return conf; -} - - -static char * -ngx_http_auth_request_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_auth_request_conf_t *prev = parent; - ngx_http_auth_request_conf_t *conf = child; - - ngx_conf_merge_str_value(conf->uri, prev->uri, ""); - ngx_conf_merge_ptr_value(conf->vars, prev->vars, NULL); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_auth_request_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_auth_request_handler; - - return NGX_OK; -} - - -static char * -ngx_http_auth_request(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_auth_request_conf_t *arcf = conf; - - ngx_str_t *value; - - if (arcf->uri.data != NULL) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - arcf->uri.len = 0; - arcf->uri.data = (u_char *) ""; - - return NGX_CONF_OK; - } - - arcf->uri = value[1]; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_auth_request_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_auth_request_conf_t *arcf = conf; - - ngx_str_t *value; - ngx_http_variable_t *v; - ngx_http_auth_request_variable_t *av; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (value[1].data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - value[1].len--; - value[1].data++; - - if (arcf->vars == NGX_CONF_UNSET_PTR) { - arcf->vars = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_auth_request_variable_t)); - if (arcf->vars == NULL) { - return NGX_CONF_ERROR; - } - } - - av = ngx_array_push(arcf->vars); - if (av == NULL) { - return NGX_CONF_ERROR; - } - - v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE); - if (v == NULL) { - return NGX_CONF_ERROR; - } - - av->index = ngx_http_get_variable_index(cf, &value[1]); - if (av->index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - if (v->get_handler == NULL) { - v->get_handler = ngx_http_auth_request_variable; - v->data = (uintptr_t) av; - } - - av->set_handler = v->set_handler; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = &av->value; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_autoindex_module.c b/app/nginx/src/http/modules/ngx_http_autoindex_module.c deleted file mode 100644 index b3bf652..0000000 --- a/app/nginx/src/http/modules/ngx_http_autoindex_module.c +++ /dev/null @@ -1,1050 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#if 0 - -typedef struct { - ngx_buf_t *buf; - size_t size; - ngx_pool_t *pool; - size_t alloc_size; - ngx_chain_t **last_out; -} ngx_http_autoindex_ctx_t; - -#endif - - -typedef struct { - ngx_str_t name; - size_t utf_len; - size_t escape; - size_t escape_html; - - unsigned dir:1; - unsigned file:1; - - time_t mtime; - off_t size; -} ngx_http_autoindex_entry_t; - - -typedef struct { - ngx_flag_t enable; - ngx_uint_t format; - ngx_flag_t localtime; - ngx_flag_t exact_size; -} ngx_http_autoindex_loc_conf_t; - - -#define NGX_HTTP_AUTOINDEX_HTML 0 -#define NGX_HTTP_AUTOINDEX_JSON 1 -#define NGX_HTTP_AUTOINDEX_JSONP 2 -#define NGX_HTTP_AUTOINDEX_XML 3 - -#define NGX_HTTP_AUTOINDEX_PREALLOCATE 50 - -#define NGX_HTTP_AUTOINDEX_NAME_LEN 50 - - -static ngx_buf_t *ngx_http_autoindex_html(ngx_http_request_t *r, - ngx_array_t *entries); -static ngx_buf_t *ngx_http_autoindex_json(ngx_http_request_t *r, - ngx_array_t *entries, ngx_str_t *callback); -static ngx_int_t ngx_http_autoindex_jsonp_callback(ngx_http_request_t *r, - ngx_str_t *callback); -static ngx_buf_t *ngx_http_autoindex_xml(ngx_http_request_t *r, - ngx_array_t *entries); - -static int ngx_libc_cdecl ngx_http_autoindex_cmp_entries(const void *one, - const void *two); -static ngx_int_t ngx_http_autoindex_error(ngx_http_request_t *r, - ngx_dir_t *dir, ngx_str_t *name); - -static ngx_int_t ngx_http_autoindex_init(ngx_conf_t *cf); -static void *ngx_http_autoindex_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_autoindex_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); - - -static ngx_conf_enum_t ngx_http_autoindex_format[] = { - { ngx_string("html"), NGX_HTTP_AUTOINDEX_HTML }, - { ngx_string("json"), NGX_HTTP_AUTOINDEX_JSON }, - { ngx_string("jsonp"), NGX_HTTP_AUTOINDEX_JSONP }, - { ngx_string("xml"), NGX_HTTP_AUTOINDEX_XML }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_http_autoindex_commands[] = { - - { ngx_string("autoindex"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_autoindex_loc_conf_t, enable), - NULL }, - - { ngx_string("autoindex_format"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_autoindex_loc_conf_t, format), - &ngx_http_autoindex_format }, - - { ngx_string("autoindex_localtime"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_autoindex_loc_conf_t, localtime), - NULL }, - - { ngx_string("autoindex_exact_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_autoindex_loc_conf_t, exact_size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_autoindex_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_autoindex_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_autoindex_create_loc_conf, /* create location configuration */ - ngx_http_autoindex_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_autoindex_module = { - NGX_MODULE_V1, - &ngx_http_autoindex_module_ctx, /* module context */ - ngx_http_autoindex_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_autoindex_handler(ngx_http_request_t *r) -{ - u_char *last, *filename; - size_t len, allocated, root; - ngx_err_t err; - ngx_buf_t *b; - ngx_int_t rc; - ngx_str_t path, callback; - ngx_dir_t dir; - ngx_uint_t level, format; - ngx_pool_t *pool; - ngx_chain_t out; - ngx_array_t entries; - ngx_http_autoindex_entry_t *entry; - ngx_http_autoindex_loc_conf_t *alcf; - - if (r->uri.data[r->uri.len - 1] != '/') { - return NGX_DECLINED; - } - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_DECLINED; - } - - alcf = ngx_http_get_module_loc_conf(r, ngx_http_autoindex_module); - - if (!alcf->enable) { - return NGX_DECLINED; - } - - /* NGX_DIR_MASK_LEN is lesser than NGX_HTTP_AUTOINDEX_PREALLOCATE */ - - last = ngx_http_map_uri_to_path(r, &path, &root, - NGX_HTTP_AUTOINDEX_PREALLOCATE); - if (last == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - allocated = path.len; - path.len = last - path.data; - if (path.len > 1) { - path.len--; - } - path.data[path.len] = '\0'; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http autoindex: \"%s\"", path.data); - - format = alcf->format; - - if (format == NGX_HTTP_AUTOINDEX_JSONP) { - if (ngx_http_autoindex_jsonp_callback(r, &callback) != NGX_OK) { - return NGX_HTTP_BAD_REQUEST; - } - - if (callback.len == 0) { - format = NGX_HTTP_AUTOINDEX_JSON; - } - } - - if (ngx_open_dir(&path, &dir) == NGX_ERROR) { - err = ngx_errno; - - if (err == NGX_ENOENT - || err == NGX_ENOTDIR - || err == NGX_ENAMETOOLONG) - { - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_FOUND; - - } else if (err == NGX_EACCES) { - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - - } else { - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_error(level, r->connection->log, err, - ngx_open_dir_n " \"%s\" failed", path.data); - - return rc; - } - -#if (NGX_SUPPRESS_WARN) - - /* MSVC thinks 'entries' may be used without having been initialized */ - ngx_memzero(&entries, sizeof(ngx_array_t)); - -#endif - - /* TODO: pool should be temporary pool */ - pool = r->pool; - - if (ngx_array_init(&entries, pool, 40, sizeof(ngx_http_autoindex_entry_t)) - != NGX_OK) - { - return ngx_http_autoindex_error(r, &dir, &path); - } - - r->headers_out.status = NGX_HTTP_OK; - - switch (format) { - - case NGX_HTTP_AUTOINDEX_JSON: - ngx_str_set(&r->headers_out.content_type, "application/json"); - break; - - case NGX_HTTP_AUTOINDEX_JSONP: - ngx_str_set(&r->headers_out.content_type, "application/javascript"); - break; - - case NGX_HTTP_AUTOINDEX_XML: - ngx_str_set(&r->headers_out.content_type, "text/xml"); - ngx_str_set(&r->headers_out.charset, "utf-8"); - break; - - default: /* NGX_HTTP_AUTOINDEX_HTML */ - ngx_str_set(&r->headers_out.content_type, "text/html"); - break; - } - - r->headers_out.content_type_len = r->headers_out.content_type.len; - r->headers_out.content_type_lowcase = NULL; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - if (ngx_close_dir(&dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", &path); - } - - return rc; - } - - filename = path.data; - filename[path.len] = '/'; - - for ( ;; ) { - ngx_set_errno(0); - - if (ngx_read_dir(&dir) == NGX_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOMOREFILES) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_read_dir_n " \"%V\" failed", &path); - return ngx_http_autoindex_error(r, &dir, &path); - } - - break; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http autoindex file: \"%s\"", ngx_de_name(&dir)); - - len = ngx_de_namelen(&dir); - - if (ngx_de_name(&dir)[0] == '.') { - continue; - } - - if (!dir.valid_info) { - - /* 1 byte for '/' and 1 byte for terminating '\0' */ - - if (path.len + 1 + len + 1 > allocated) { - allocated = path.len + 1 + len + 1 - + NGX_HTTP_AUTOINDEX_PREALLOCATE; - - filename = ngx_pnalloc(pool, allocated); - if (filename == NULL) { - return ngx_http_autoindex_error(r, &dir, &path); - } - - last = ngx_cpystrn(filename, path.data, path.len + 1); - *last++ = '/'; - } - - ngx_cpystrn(last, ngx_de_name(&dir), len + 1); - - if (ngx_de_info(filename, &dir) == NGX_FILE_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOENT && err != NGX_ELOOP) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_de_info_n " \"%s\" failed", filename); - - if (err == NGX_EACCES) { - continue; - } - - return ngx_http_autoindex_error(r, &dir, &path); - } - - if (ngx_de_link_info(filename, &dir) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_de_link_info_n " \"%s\" failed", - filename); - return ngx_http_autoindex_error(r, &dir, &path); - } - } - } - - entry = ngx_array_push(&entries); - if (entry == NULL) { - return ngx_http_autoindex_error(r, &dir, &path); - } - - entry->name.len = len; - - entry->name.data = ngx_pnalloc(pool, len + 1); - if (entry->name.data == NULL) { - return ngx_http_autoindex_error(r, &dir, &path); - } - - ngx_cpystrn(entry->name.data, ngx_de_name(&dir), len + 1); - - entry->dir = ngx_de_is_dir(&dir); - entry->file = ngx_de_is_file(&dir); - entry->mtime = ngx_de_mtime(&dir); - entry->size = ngx_de_size(&dir); - } - - if (ngx_close_dir(&dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", &path); - } - - if (entries.nelts > 1) { - ngx_qsort(entries.elts, (size_t) entries.nelts, - sizeof(ngx_http_autoindex_entry_t), - ngx_http_autoindex_cmp_entries); - } - - switch (format) { - - case NGX_HTTP_AUTOINDEX_JSON: - b = ngx_http_autoindex_json(r, &entries, NULL); - break; - - case NGX_HTTP_AUTOINDEX_JSONP: - b = ngx_http_autoindex_json(r, &entries, &callback); - break; - - case NGX_HTTP_AUTOINDEX_XML: - b = ngx_http_autoindex_xml(r, &entries); - break; - - default: /* NGX_HTTP_AUTOINDEX_HTML */ - b = ngx_http_autoindex_html(r, &entries); - break; - } - - if (b == NULL) { - return NGX_ERROR; - } - - /* TODO: free temporary pool */ - - if (r == r->main) { - b->last_buf = 1; - } - - b->last_in_chain = 1; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -static ngx_buf_t * -ngx_http_autoindex_html(ngx_http_request_t *r, ngx_array_t *entries) -{ - u_char *last, scale; - off_t length; - size_t len, char_len, escape_html; - ngx_tm_t tm; - ngx_buf_t *b; - ngx_int_t size; - ngx_uint_t i, utf8; - ngx_time_t *tp; - ngx_http_autoindex_entry_t *entry; - ngx_http_autoindex_loc_conf_t *alcf; - - static u_char title[] = - "<html>" CRLF - "<head><title>Index of " - ; - - static u_char header[] = - "</title></head>" CRLF - "<body bgcolor=\"white\">" CRLF - "<h1>Index of " - ; - - static u_char tail[] = - "</body>" CRLF - "</html>" CRLF - ; - - static char *months[] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", - "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; - - if (r->headers_out.charset.len == 5 - && ngx_strncasecmp(r->headers_out.charset.data, (u_char *) "utf-8", 5) - == 0) - { - utf8 = 1; - - } else { - utf8 = 0; - } - - escape_html = ngx_escape_html(NULL, r->uri.data, r->uri.len); - - len = sizeof(title) - 1 - + r->uri.len + escape_html - + sizeof(header) - 1 - + r->uri.len + escape_html - + sizeof("</h1>") - 1 - + sizeof("<hr><pre><a href=\"../\">../</a>" CRLF) - 1 - + sizeof("</pre><hr>") - 1 - + sizeof(tail) - 1; - - entry = entries->elts; - for (i = 0; i < entries->nelts; i++) { - entry[i].escape = 2 * ngx_escape_uri(NULL, entry[i].name.data, - entry[i].name.len, - NGX_ESCAPE_URI_COMPONENT); - - entry[i].escape_html = ngx_escape_html(NULL, entry[i].name.data, - entry[i].name.len); - - if (utf8) { - entry[i].utf_len = ngx_utf8_length(entry[i].name.data, - entry[i].name.len); - } else { - entry[i].utf_len = entry[i].name.len; - } - - len += sizeof("<a href=\"") - 1 - + entry[i].name.len + entry[i].escape - + 1 /* 1 is for "/" */ - + sizeof("\">") - 1 - + entry[i].name.len - entry[i].utf_len - + entry[i].escape_html - + NGX_HTTP_AUTOINDEX_NAME_LEN + sizeof(">") - 2 - + sizeof("</a>") - 1 - + sizeof(" 28-Sep-1970 12:00 ") - 1 - + 20 /* the file size */ - + 2; - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NULL; - } - - b->last = ngx_cpymem(b->last, title, sizeof(title) - 1); - - if (escape_html) { - b->last = (u_char *) ngx_escape_html(b->last, r->uri.data, r->uri.len); - b->last = ngx_cpymem(b->last, header, sizeof(header) - 1); - b->last = (u_char *) ngx_escape_html(b->last, r->uri.data, r->uri.len); - - } else { - b->last = ngx_cpymem(b->last, r->uri.data, r->uri.len); - b->last = ngx_cpymem(b->last, header, sizeof(header) - 1); - b->last = ngx_cpymem(b->last, r->uri.data, r->uri.len); - } - - b->last = ngx_cpymem(b->last, "</h1>", sizeof("</h1>") - 1); - - b->last = ngx_cpymem(b->last, "<hr><pre><a href=\"../\">../</a>" CRLF, - sizeof("<hr><pre><a href=\"../\">../</a>" CRLF) - 1); - - alcf = ngx_http_get_module_loc_conf(r, ngx_http_autoindex_module); - tp = ngx_timeofday(); - - for (i = 0; i < entries->nelts; i++) { - b->last = ngx_cpymem(b->last, "<a href=\"", sizeof("<a href=\"") - 1); - - if (entry[i].escape) { - ngx_escape_uri(b->last, entry[i].name.data, entry[i].name.len, - NGX_ESCAPE_URI_COMPONENT); - - b->last += entry[i].name.len + entry[i].escape; - - } else { - b->last = ngx_cpymem(b->last, entry[i].name.data, - entry[i].name.len); - } - - if (entry[i].dir) { - *b->last++ = '/'; - } - - *b->last++ = '"'; - *b->last++ = '>'; - - len = entry[i].utf_len; - - if (entry[i].name.len != len) { - if (len > NGX_HTTP_AUTOINDEX_NAME_LEN) { - char_len = NGX_HTTP_AUTOINDEX_NAME_LEN - 3 + 1; - - } else { - char_len = NGX_HTTP_AUTOINDEX_NAME_LEN + 1; - } - - last = b->last; - b->last = ngx_utf8_cpystrn(b->last, entry[i].name.data, - char_len, entry[i].name.len + 1); - - if (entry[i].escape_html) { - b->last = (u_char *) ngx_escape_html(last, entry[i].name.data, - b->last - last); - } - - last = b->last; - - } else { - if (entry[i].escape_html) { - if (len > NGX_HTTP_AUTOINDEX_NAME_LEN) { - char_len = NGX_HTTP_AUTOINDEX_NAME_LEN - 3; - - } else { - char_len = len; - } - - b->last = (u_char *) ngx_escape_html(b->last, - entry[i].name.data, char_len); - last = b->last; - - } else { - b->last = ngx_cpystrn(b->last, entry[i].name.data, - NGX_HTTP_AUTOINDEX_NAME_LEN + 1); - last = b->last - 3; - } - } - - if (len > NGX_HTTP_AUTOINDEX_NAME_LEN) { - b->last = ngx_cpymem(last, "..></a>", sizeof("..></a>") - 1); - - } else { - if (entry[i].dir && NGX_HTTP_AUTOINDEX_NAME_LEN - len > 0) { - *b->last++ = '/'; - len++; - } - - b->last = ngx_cpymem(b->last, "</a>", sizeof("</a>") - 1); - - if (NGX_HTTP_AUTOINDEX_NAME_LEN - len > 0) { - ngx_memset(b->last, ' ', NGX_HTTP_AUTOINDEX_NAME_LEN - len); - b->last += NGX_HTTP_AUTOINDEX_NAME_LEN - len; - } - } - - *b->last++ = ' '; - - ngx_gmtime(entry[i].mtime + tp->gmtoff * 60 * alcf->localtime, &tm); - - b->last = ngx_sprintf(b->last, "%02d-%s-%d %02d:%02d ", - tm.ngx_tm_mday, - months[tm.ngx_tm_mon - 1], - tm.ngx_tm_year, - tm.ngx_tm_hour, - tm.ngx_tm_min); - - if (alcf->exact_size) { - if (entry[i].dir) { - b->last = ngx_cpymem(b->last, " -", - sizeof(" -") - 1); - } else { - b->last = ngx_sprintf(b->last, "%19O", entry[i].size); - } - - } else { - if (entry[i].dir) { - b->last = ngx_cpymem(b->last, " -", - sizeof(" -") - 1); - - } else { - length = entry[i].size; - - if (length > 1024 * 1024 * 1024 - 1) { - size = (ngx_int_t) (length / (1024 * 1024 * 1024)); - if ((length % (1024 * 1024 * 1024)) - > (1024 * 1024 * 1024 / 2 - 1)) - { - size++; - } - scale = 'G'; - - } else if (length > 1024 * 1024 - 1) { - size = (ngx_int_t) (length / (1024 * 1024)); - if ((length % (1024 * 1024)) > (1024 * 1024 / 2 - 1)) { - size++; - } - scale = 'M'; - - } else if (length > 9999) { - size = (ngx_int_t) (length / 1024); - if (length % 1024 > 511) { - size++; - } - scale = 'K'; - - } else { - size = (ngx_int_t) length; - scale = '\0'; - } - - if (scale) { - b->last = ngx_sprintf(b->last, "%6i%c", size, scale); - - } else { - b->last = ngx_sprintf(b->last, " %6i", size); - } - } - } - - *b->last++ = CR; - *b->last++ = LF; - } - - b->last = ngx_cpymem(b->last, "</pre><hr>", sizeof("</pre><hr>") - 1); - - b->last = ngx_cpymem(b->last, tail, sizeof(tail) - 1); - - return b; -} - - -static ngx_buf_t * -ngx_http_autoindex_json(ngx_http_request_t *r, ngx_array_t *entries, - ngx_str_t *callback) -{ - size_t len; - ngx_buf_t *b; - ngx_uint_t i; - ngx_http_autoindex_entry_t *entry; - - len = sizeof("[" CRLF CRLF "]") - 1; - - if (callback) { - len += sizeof("/* callback */" CRLF "();") - 1 + callback->len; - } - - entry = entries->elts; - - for (i = 0; i < entries->nelts; i++) { - entry[i].escape = ngx_escape_json(NULL, entry[i].name.data, - entry[i].name.len); - - len += sizeof("{ }," CRLF) - 1 - + sizeof("\"name\":\"\"") - 1 - + entry[i].name.len + entry[i].escape - + sizeof(", \"type\":\"directory\"") - 1 - + sizeof(", \"mtime\":\"Wed, 31 Dec 1986 10:00:00 GMT\"") - 1; - - if (entry[i].file) { - len += sizeof(", \"size\":") - 1 + NGX_OFF_T_LEN; - } - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NULL; - } - - if (callback) { - b->last = ngx_cpymem(b->last, "/* callback */" CRLF, - sizeof("/* callback */" CRLF) - 1); - - b->last = ngx_cpymem(b->last, callback->data, callback->len); - - *b->last++ = '('; - } - - *b->last++ = '['; - - for (i = 0; i < entries->nelts; i++) { - b->last = ngx_cpymem(b->last, CRLF "{ \"name\":\"", - sizeof(CRLF "{ \"name\":\"") - 1); - - if (entry[i].escape) { - b->last = (u_char *) ngx_escape_json(b->last, entry[i].name.data, - entry[i].name.len); - } else { - b->last = ngx_cpymem(b->last, entry[i].name.data, - entry[i].name.len); - } - - b->last = ngx_cpymem(b->last, "\", \"type\":\"", - sizeof("\", \"type\":\"") - 1); - - if (entry[i].dir) { - b->last = ngx_cpymem(b->last, "directory", sizeof("directory") - 1); - - } else if (entry[i].file) { - b->last = ngx_cpymem(b->last, "file", sizeof("file") - 1); - - } else { - b->last = ngx_cpymem(b->last, "other", sizeof("other") - 1); - } - - b->last = ngx_cpymem(b->last, "\", \"mtime\":\"", - sizeof("\", \"mtime\":\"") - 1); - - b->last = ngx_http_time(b->last, entry[i].mtime); - - if (entry[i].file) { - b->last = ngx_cpymem(b->last, "\", \"size\":", - sizeof("\", \"size\":") - 1); - b->last = ngx_sprintf(b->last, "%O", entry[i].size); - - } else { - *b->last++ = '"'; - } - - b->last = ngx_cpymem(b->last, " },", sizeof(" },") - 1); - } - - if (i > 0) { - b->last--; /* strip last comma */ - } - - b->last = ngx_cpymem(b->last, CRLF "]", sizeof(CRLF "]") - 1); - - if (callback) { - *b->last++ = ')'; *b->last++ = ';'; - } - - return b; -} - - -static ngx_int_t -ngx_http_autoindex_jsonp_callback(ngx_http_request_t *r, ngx_str_t *callback) -{ - u_char *p, c, ch; - ngx_uint_t i; - - if (ngx_http_arg(r, (u_char *) "callback", 8, callback) != NGX_OK) { - callback->len = 0; - return NGX_OK; - } - - if (callback->len > 128) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent too long callback name: \"%V\"", callback); - return NGX_DECLINED; - } - - p = callback->data; - - for (i = 0; i < callback->len; i++) { - ch = p[i]; - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - continue; - } - - if ((ch >= '0' && ch <= '9') || ch == '_' || ch == '.') { - continue; - } - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid callback name: \"%V\"", callback); - - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static ngx_buf_t * -ngx_http_autoindex_xml(ngx_http_request_t *r, ngx_array_t *entries) -{ - size_t len; - ngx_tm_t tm; - ngx_buf_t *b; - ngx_str_t type; - ngx_uint_t i; - ngx_http_autoindex_entry_t *entry; - - static u_char head[] = "<?xml version=\"1.0\"?>" CRLF "<list>" CRLF; - static u_char tail[] = "</list>" CRLF; - - len = sizeof(head) - 1 + sizeof(tail) - 1; - - entry = entries->elts; - - for (i = 0; i < entries->nelts; i++) { - entry[i].escape = ngx_escape_html(NULL, entry[i].name.data, - entry[i].name.len); - - len += sizeof("<directory></directory>" CRLF) - 1 - + entry[i].name.len + entry[i].escape - + sizeof(" mtime=\"1986-12-31T10:00:00Z\"") - 1; - - if (entry[i].file) { - len += sizeof(" size=\"\"") - 1 + NGX_OFF_T_LEN; - } - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NULL; - } - - b->last = ngx_cpymem(b->last, head, sizeof(head) - 1); - - for (i = 0; i < entries->nelts; i++) { - *b->last++ = '<'; - - if (entry[i].dir) { - ngx_str_set(&type, "directory"); - - } else if (entry[i].file) { - ngx_str_set(&type, "file"); - - } else { - ngx_str_set(&type, "other"); - } - - b->last = ngx_cpymem(b->last, type.data, type.len); - - b->last = ngx_cpymem(b->last, " mtime=\"", sizeof(" mtime=\"") - 1); - - ngx_gmtime(entry[i].mtime, &tm); - - b->last = ngx_sprintf(b->last, "%4d-%02d-%02dT%02d:%02d:%02dZ", - tm.ngx_tm_year, tm.ngx_tm_mon, - tm.ngx_tm_mday, tm.ngx_tm_hour, - tm.ngx_tm_min, tm.ngx_tm_sec); - - if (entry[i].file) { - b->last = ngx_cpymem(b->last, "\" size=\"", - sizeof("\" size=\"") - 1); - b->last = ngx_sprintf(b->last, "%O", entry[i].size); - } - - *b->last++ = '"'; *b->last++ = '>'; - - if (entry[i].escape) { - b->last = (u_char *) ngx_escape_html(b->last, entry[i].name.data, - entry[i].name.len); - } else { - b->last = ngx_cpymem(b->last, entry[i].name.data, - entry[i].name.len); - } - - *b->last++ = '<'; *b->last++ = '/'; - - b->last = ngx_cpymem(b->last, type.data, type.len); - - *b->last++ = '>'; - - *b->last++ = CR; *b->last++ = LF; - } - - b->last = ngx_cpymem(b->last, tail, sizeof(tail) - 1); - - return b; -} - - -static int ngx_libc_cdecl -ngx_http_autoindex_cmp_entries(const void *one, const void *two) -{ - ngx_http_autoindex_entry_t *first = (ngx_http_autoindex_entry_t *) one; - ngx_http_autoindex_entry_t *second = (ngx_http_autoindex_entry_t *) two; - - if (first->dir && !second->dir) { - /* move the directories to the start */ - return -1; - } - - if (!first->dir && second->dir) { - /* move the directories to the start */ - return 1; - } - - return (int) ngx_strcmp(first->name.data, second->name.data); -} - - -#if 0 - -static ngx_buf_t * -ngx_http_autoindex_alloc(ngx_http_autoindex_ctx_t *ctx, size_t size) -{ - ngx_chain_t *cl; - - if (ctx->buf) { - - if ((size_t) (ctx->buf->end - ctx->buf->last) >= size) { - return ctx->buf; - } - - ctx->size += ctx->buf->last - ctx->buf->pos; - } - - ctx->buf = ngx_create_temp_buf(ctx->pool, ctx->alloc_size); - if (ctx->buf == NULL) { - return NULL; - } - - cl = ngx_alloc_chain_link(ctx->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = ctx->buf; - cl->next = NULL; - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - return ctx->buf; -} - -#endif - - -static ngx_int_t -ngx_http_autoindex_error(ngx_http_request_t *r, ngx_dir_t *dir, ngx_str_t *name) -{ - if (ngx_close_dir(dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", name); - } - - return r->header_sent ? NGX_ERROR : NGX_HTTP_INTERNAL_SERVER_ERROR; -} - - -static void * -ngx_http_autoindex_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_autoindex_loc_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_autoindex_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->enable = NGX_CONF_UNSET; - conf->format = NGX_CONF_UNSET_UINT; - conf->localtime = NGX_CONF_UNSET; - conf->exact_size = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_autoindex_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_autoindex_loc_conf_t *prev = parent; - ngx_http_autoindex_loc_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - ngx_conf_merge_uint_value(conf->format, prev->format, - NGX_HTTP_AUTOINDEX_HTML); - ngx_conf_merge_value(conf->localtime, prev->localtime, 0); - ngx_conf_merge_value(conf->exact_size, prev->exact_size, 1); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_autoindex_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_autoindex_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_browser_module.c b/app/nginx/src/http/modules/ngx_http_browser_module.c deleted file mode 100644 index 80da0d8..0000000 --- a/app/nginx/src/http/modules/ngx_http_browser_module.c +++ /dev/null @@ -1,715 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -/* - * The module can check browser versions conforming to the following formats: - * X, X.X, X.X.X, and X.X.X.X. The maximum values of each format may be - * 4000, 4000.99, 4000.99.99, and 4000.99.99.99. - */ - - -#define NGX_HTTP_MODERN_BROWSER 0 -#define NGX_HTTP_ANCIENT_BROWSER 1 - - -typedef struct { - u_char browser[12]; - size_t skip; - size_t add; - u_char name[12]; -} ngx_http_modern_browser_mask_t; - - -typedef struct { - ngx_uint_t version; - size_t skip; - size_t add; - u_char name[12]; -} ngx_http_modern_browser_t; - - -typedef struct { - ngx_str_t name; - ngx_http_get_variable_pt handler; - uintptr_t data; -} ngx_http_browser_variable_t; - - -typedef struct { - ngx_array_t *modern_browsers; - ngx_array_t *ancient_browsers; - ngx_http_variable_value_t *modern_browser_value; - ngx_http_variable_value_t *ancient_browser_value; - - unsigned modern_unlisted_browsers:1; - unsigned netscape4:1; -} ngx_http_browser_conf_t; - - -static ngx_int_t ngx_http_msie_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_browser_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_uint_t ngx_http_browser(ngx_http_request_t *r, - ngx_http_browser_conf_t *cf); - -static ngx_int_t ngx_http_browser_add_variable(ngx_conf_t *cf); -static void *ngx_http_browser_create_conf(ngx_conf_t *cf); -static char *ngx_http_browser_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static int ngx_libc_cdecl ngx_http_modern_browser_sort(const void *one, - const void *two); -static char *ngx_http_modern_browser(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_ancient_browser(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_modern_browser_value(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_ancient_browser_value(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_browser_commands[] = { - - { ngx_string("modern_browser"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_modern_browser, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ancient_browser"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_ancient_browser, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("modern_browser_value"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_modern_browser_value, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ancient_browser_value"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_ancient_browser_value, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_browser_module_ctx = { - ngx_http_browser_add_variable, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_browser_create_conf, /* create location configuration */ - ngx_http_browser_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_browser_module = { - NGX_MODULE_V1, - &ngx_http_browser_module_ctx, /* module context */ - ngx_http_browser_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_modern_browser_mask_t ngx_http_modern_browser_masks[] = { - - /* Opera must be the first browser to check */ - - /* - * "Opera/7.50 (X11; FreeBSD i386; U) [en]" - * "Mozilla/5.0 (X11; FreeBSD i386; U) Opera 7.50 [en]" - * "Mozilla/4.0 (compatible; MSIE 6.0; X11; FreeBSD i386) Opera 7.50 [en]" - * "Opera/8.0 (Windows NT 5.1; U; ru)" - * "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.0; en) Opera 8.0" - * "Opera/9.01 (X11; FreeBSD 6 i386; U; en)" - */ - - { "opera", - 0, - sizeof("Opera ") - 1, - "Opera"}, - - /* "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1)" */ - - { "msie", - sizeof("Mozilla/4.0 (compatible; ") - 1, - sizeof("MSIE ") - 1, - "MSIE "}, - - /* - * "Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.0.0) Gecko/20020610" - * "Mozilla/5.0 (Windows; U; Windows NT 5.1; ru-RU; rv:1.5) Gecko/20031006" - * "Mozilla/5.0 (Windows; U; Windows NT 5.1; ru-RU; rv:1.6) Gecko/20040206 - * Firefox/0.8" - * "Mozilla/5.0 (Windows; U; Windows NT 5.1; ru-RU; rv:1.7.8) - * Gecko/20050511 Firefox/1.0.4" - * "Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.8.0.5) Gecko/20060729 - * Firefox/1.5.0.5" - */ - - { "gecko", - sizeof("Mozilla/5.0 (") - 1, - sizeof("rv:") - 1, - "rv:"}, - - /* - * "Mozilla/5.0 (Macintosh; U; PPC Mac OS X; ru-ru) AppleWebKit/125.2 - * (KHTML, like Gecko) Safari/125.7" - * "Mozilla/5.0 (SymbianOS/9.1; U; en-us) AppleWebKit/413 - * (KHTML, like Gecko) Safari/413" - * "Mozilla/5.0 (Macintosh; U; PPC Mac OS X; en) AppleWebKit/418 - * (KHTML, like Gecko) Safari/417.9.3" - * "Mozilla/5.0 (Macintosh; U; PPC Mac OS X; ru-ru) AppleWebKit/418.8 - * (KHTML, like Gecko) Safari/419.3" - */ - - { "safari", - sizeof("Mozilla/5.0 (") - 1, - sizeof("Safari/") - 1, - "Safari/"}, - - /* - * "Mozilla/5.0 (compatible; Konqueror/3.1; Linux)" - * "Mozilla/5.0 (compatible; Konqueror/3.4; Linux) KHTML/3.4.2 (like Gecko)" - * "Mozilla/5.0 (compatible; Konqueror/3.5; FreeBSD) KHTML/3.5.1 - * (like Gecko)" - */ - - { "konqueror", - sizeof("Mozilla/5.0 (compatible; ") - 1, - sizeof("Konqueror/") - 1, - "Konqueror/"}, - - { "", 0, 0, "" } - -}; - - -static ngx_http_browser_variable_t ngx_http_browsers[] = { - { ngx_string("msie"), ngx_http_msie_variable, 0 }, - { ngx_string("modern_browser"), ngx_http_browser_variable, - NGX_HTTP_MODERN_BROWSER }, - { ngx_string("ancient_browser"), ngx_http_browser_variable, - NGX_HTTP_ANCIENT_BROWSER }, - { ngx_null_string, NULL, 0 } -}; - - -static ngx_int_t -ngx_http_browser_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_uint_t rc; - ngx_http_browser_conf_t *cf; - - cf = ngx_http_get_module_loc_conf(r, ngx_http_browser_module); - - rc = ngx_http_browser(r, cf); - - if (data == NGX_HTTP_MODERN_BROWSER && rc == NGX_HTTP_MODERN_BROWSER) { - *v = *cf->modern_browser_value; - return NGX_OK; - } - - if (data == NGX_HTTP_ANCIENT_BROWSER && rc == NGX_HTTP_ANCIENT_BROWSER) { - *v = *cf->ancient_browser_value; - return NGX_OK; - } - - *v = ngx_http_variable_null_value; - return NGX_OK; -} - - -static ngx_uint_t -ngx_http_browser(ngx_http_request_t *r, ngx_http_browser_conf_t *cf) -{ - size_t len; - u_char *name, *ua, *last, c; - ngx_str_t *ancient; - ngx_uint_t i, version, ver, scale; - ngx_http_modern_browser_t *modern; - - if (r->headers_in.user_agent == NULL) { - if (cf->modern_unlisted_browsers) { - return NGX_HTTP_MODERN_BROWSER; - } - - return NGX_HTTP_ANCIENT_BROWSER; - } - - ua = r->headers_in.user_agent->value.data; - len = r->headers_in.user_agent->value.len; - last = ua + len; - - if (cf->modern_browsers) { - modern = cf->modern_browsers->elts; - - for (i = 0; i < cf->modern_browsers->nelts; i++) { - name = ua + modern[i].skip; - - if (name >= last) { - continue; - } - - name = (u_char *) ngx_strstr(name, modern[i].name); - - if (name == NULL) { - continue; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "browser: \"%s\"", name); - - name += modern[i].add; - - if (name >= last) { - continue; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "version: \"%ui\" \"%s\"", modern[i].version, name); - - version = 0; - ver = 0; - scale = 1000000; - - while (name < last) { - - c = *name++; - - if (c >= '0' && c <= '9') { - ver = ver * 10 + (c - '0'); - continue; - } - - if (c == '.') { - version += ver * scale; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "version: \"%ui\" \"%ui\"", - modern[i].version, version); - - if (version > modern[i].version) { - return NGX_HTTP_MODERN_BROWSER; - } - - ver = 0; - scale /= 100; - continue; - } - - break; - } - - version += ver * scale; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "version: \"%ui\" \"%ui\"", - modern[i].version, version); - - if (version >= modern[i].version) { - return NGX_HTTP_MODERN_BROWSER; - } - - return NGX_HTTP_ANCIENT_BROWSER; - } - - if (!cf->modern_unlisted_browsers) { - return NGX_HTTP_ANCIENT_BROWSER; - } - } - - if (cf->netscape4) { - if (len > sizeof("Mozilla/4.72 ") - 1 - && ngx_strncmp(ua, "Mozilla/", sizeof("Mozilla/") - 1) == 0 - && ua[8] > '0' && ua[8] < '5') - { - return NGX_HTTP_ANCIENT_BROWSER; - } - } - - if (cf->ancient_browsers) { - ancient = cf->ancient_browsers->elts; - - for (i = 0; i < cf->ancient_browsers->nelts; i++) { - if (len >= ancient[i].len - && ngx_strstr(ua, ancient[i].data) != NULL) - { - return NGX_HTTP_ANCIENT_BROWSER; - } - } - } - - if (cf->modern_unlisted_browsers) { - return NGX_HTTP_MODERN_BROWSER; - } - - return NGX_HTTP_ANCIENT_BROWSER; -} - - -static ngx_int_t -ngx_http_msie_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - if (r->headers_in.msie) { - *v = ngx_http_variable_true_value; - return NGX_OK; - } - - *v = ngx_http_variable_null_value; - return NGX_OK; -} - - -static ngx_int_t -ngx_http_browser_add_variable(ngx_conf_t *cf) -{ - ngx_http_browser_variable_t *var; - ngx_http_variable_t *v; - - for (var = ngx_http_browsers; var->name.len; var++) { - - v = ngx_http_add_variable(cf, &var->name, NGX_HTTP_VAR_CHANGEABLE); - if (v == NULL) { - return NGX_ERROR; - } - - v->get_handler = var->handler; - v->data = var->data; - } - - return NGX_OK; -} - - -static void * -ngx_http_browser_create_conf(ngx_conf_t *cf) -{ - ngx_http_browser_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_browser_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->modern_browsers = NULL; - * conf->ancient_browsers = NULL; - * conf->modern_browser_value = NULL; - * conf->ancient_browser_value = NULL; - * - * conf->modern_unlisted_browsers = 0; - * conf->netscape4 = 0; - */ - - return conf; -} - - -static char * -ngx_http_browser_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_browser_conf_t *prev = parent; - ngx_http_browser_conf_t *conf = child; - - ngx_uint_t i, n; - ngx_http_modern_browser_t *browsers, *opera; - - /* - * At the merge the skip field is used to store the browser slot, - * it will be used in sorting and then will overwritten - * with a real skip value. The zero value means Opera. - */ - - if (conf->modern_browsers == NULL && conf->modern_unlisted_browsers == 0) { - conf->modern_browsers = prev->modern_browsers; - conf->modern_unlisted_browsers = prev->modern_unlisted_browsers; - - } else if (conf->modern_browsers != NULL) { - browsers = conf->modern_browsers->elts; - - for (i = 0; i < conf->modern_browsers->nelts; i++) { - if (browsers[i].skip == 0) { - goto found; - } - } - - /* - * Opera may contain MSIE string, so if Opera was not enumerated - * as modern browsers, then add it and set a unreachable version - */ - - opera = ngx_array_push(conf->modern_browsers); - if (opera == NULL) { - return NGX_CONF_ERROR; - } - - opera->skip = 0; - opera->version = 4001000000U; - - browsers = conf->modern_browsers->elts; - -found: - - ngx_qsort(browsers, (size_t) conf->modern_browsers->nelts, - sizeof(ngx_http_modern_browser_t), - ngx_http_modern_browser_sort); - - for (i = 0; i < conf->modern_browsers->nelts; i++) { - n = browsers[i].skip; - - browsers[i].skip = ngx_http_modern_browser_masks[n].skip; - browsers[i].add = ngx_http_modern_browser_masks[n].add; - (void) ngx_cpystrn(browsers[i].name, - ngx_http_modern_browser_masks[n].name, 12); - } - } - - if (conf->ancient_browsers == NULL && conf->netscape4 == 0) { - conf->ancient_browsers = prev->ancient_browsers; - conf->netscape4 = prev->netscape4; - } - - if (conf->modern_browser_value == NULL) { - conf->modern_browser_value = prev->modern_browser_value; - } - - if (conf->modern_browser_value == NULL) { - conf->modern_browser_value = &ngx_http_variable_true_value; - } - - if (conf->ancient_browser_value == NULL) { - conf->ancient_browser_value = prev->ancient_browser_value; - } - - if (conf->ancient_browser_value == NULL) { - conf->ancient_browser_value = &ngx_http_variable_true_value; - } - - return NGX_CONF_OK; -} - - -static int ngx_libc_cdecl -ngx_http_modern_browser_sort(const void *one, const void *two) -{ - ngx_http_modern_browser_t *first = (ngx_http_modern_browser_t *) one; - ngx_http_modern_browser_t *second = (ngx_http_modern_browser_t *) two; - - return (first->skip - second->skip); -} - - -static char * -ngx_http_modern_browser(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_browser_conf_t *bcf = conf; - - u_char c; - ngx_str_t *value; - ngx_uint_t i, n, version, ver, scale; - ngx_http_modern_browser_t *browser; - ngx_http_modern_browser_mask_t *mask; - - value = cf->args->elts; - - if (cf->args->nelts == 2) { - if (ngx_strcmp(value[1].data, "unlisted") == 0) { - bcf->modern_unlisted_browsers = 1; - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; - } - - if (bcf->modern_browsers == NULL) { - bcf->modern_browsers = ngx_array_create(cf->pool, 5, - sizeof(ngx_http_modern_browser_t)); - if (bcf->modern_browsers == NULL) { - return NGX_CONF_ERROR; - } - } - - browser = ngx_array_push(bcf->modern_browsers); - if (browser == NULL) { - return NGX_CONF_ERROR; - } - - mask = ngx_http_modern_browser_masks; - - for (n = 0; mask[n].browser[0] != '\0'; n++) { - if (ngx_strcasecmp(mask[n].browser, value[1].data) == 0) { - goto found; - } - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unknown browser name \"%V\"", &value[1]); - - return NGX_CONF_ERROR; - -found: - - /* - * at this stage the skip field is used to store the browser slot, - * it will be used in sorting in merge stage and then will overwritten - * with a real value - */ - - browser->skip = n; - - version = 0; - ver = 0; - scale = 1000000; - - for (i = 0; i < value[2].len; i++) { - - c = value[2].data[i]; - - if (c >= '0' && c <= '9') { - ver = ver * 10 + (c - '0'); - continue; - } - - if (c == '.') { - version += ver * scale; - ver = 0; - scale /= 100; - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid browser version \"%V\"", &value[2]); - - return NGX_CONF_ERROR; - } - - version += ver * scale; - - browser->version = version; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_ancient_browser(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_browser_conf_t *bcf = conf; - - ngx_str_t *value, *browser; - ngx_uint_t i; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - if (ngx_strcmp(value[i].data, "netscape4") == 0) { - bcf->netscape4 = 1; - continue; - } - - if (bcf->ancient_browsers == NULL) { - bcf->ancient_browsers = ngx_array_create(cf->pool, 4, - sizeof(ngx_str_t)); - if (bcf->ancient_browsers == NULL) { - return NGX_CONF_ERROR; - } - } - - browser = ngx_array_push(bcf->ancient_browsers); - if (browser == NULL) { - return NGX_CONF_ERROR; - } - - *browser = value[i]; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_modern_browser_value(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_browser_conf_t *bcf = conf; - - ngx_str_t *value; - - bcf->modern_browser_value = ngx_palloc(cf->pool, - sizeof(ngx_http_variable_value_t)); - if (bcf->modern_browser_value == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - bcf->modern_browser_value->len = value[1].len; - bcf->modern_browser_value->valid = 1; - bcf->modern_browser_value->no_cacheable = 0; - bcf->modern_browser_value->not_found = 0; - bcf->modern_browser_value->data = value[1].data; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_ancient_browser_value(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_browser_conf_t *bcf = conf; - - ngx_str_t *value; - - bcf->ancient_browser_value = ngx_palloc(cf->pool, - sizeof(ngx_http_variable_value_t)); - if (bcf->ancient_browser_value == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - bcf->ancient_browser_value->len = value[1].len; - bcf->ancient_browser_value->valid = 1; - bcf->ancient_browser_value->no_cacheable = 0; - bcf->ancient_browser_value->not_found = 0; - bcf->ancient_browser_value->data = value[1].data; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_charset_filter_module.c b/app/nginx/src/http/modules/ngx_http_charset_filter_module.c deleted file mode 100644 index e52b96e..0000000 --- a/app/nginx/src/http/modules/ngx_http_charset_filter_module.c +++ /dev/null @@ -1,1685 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_CHARSET_OFF -2 -#define NGX_HTTP_NO_CHARSET -3 -#define NGX_HTTP_CHARSET_VAR 0x10000 - -/* 1 byte length and up to 3 bytes for the UTF-8 encoding of the UCS-2 */ -#define NGX_UTF_LEN 4 - -#define NGX_HTML_ENTITY_LEN (sizeof("") - 1) - - -typedef struct { - u_char **tables; - ngx_str_t name; - - unsigned length:16; - unsigned utf8:1; -} ngx_http_charset_t; - - -typedef struct { - ngx_int_t src; - ngx_int_t dst; -} ngx_http_charset_recode_t; - - -typedef struct { - ngx_int_t src; - ngx_int_t dst; - u_char *src2dst; - u_char *dst2src; -} ngx_http_charset_tables_t; - - -typedef struct { - ngx_array_t charsets; /* ngx_http_charset_t */ - ngx_array_t tables; /* ngx_http_charset_tables_t */ - ngx_array_t recodes; /* ngx_http_charset_recode_t */ -} ngx_http_charset_main_conf_t; - - -typedef struct { - ngx_int_t charset; - ngx_int_t source_charset; - ngx_flag_t override_charset; - - ngx_hash_t types; - ngx_array_t *types_keys; -} ngx_http_charset_loc_conf_t; - - -typedef struct { - u_char *table; - ngx_int_t charset; - ngx_str_t charset_name; - - ngx_chain_t *busy; - ngx_chain_t *free_bufs; - ngx_chain_t *free_buffers; - - size_t saved_len; - u_char saved[NGX_UTF_LEN]; - - unsigned length:16; - unsigned from_utf8:1; - unsigned to_utf8:1; -} ngx_http_charset_ctx_t; - - -typedef struct { - ngx_http_charset_tables_t *table; - ngx_http_charset_t *charset; - ngx_uint_t characters; -} ngx_http_charset_conf_ctx_t; - - -static ngx_int_t ngx_http_destination_charset(ngx_http_request_t *r, - ngx_str_t *name); -static ngx_int_t ngx_http_main_request_charset(ngx_http_request_t *r, - ngx_str_t *name); -static ngx_int_t ngx_http_source_charset(ngx_http_request_t *r, - ngx_str_t *name); -static ngx_int_t ngx_http_get_charset(ngx_http_request_t *r, ngx_str_t *name); -static ngx_inline void ngx_http_set_charset(ngx_http_request_t *r, - ngx_str_t *charset); -static ngx_int_t ngx_http_charset_ctx(ngx_http_request_t *r, - ngx_http_charset_t *charsets, ngx_int_t charset, ngx_int_t source_charset); -static ngx_uint_t ngx_http_charset_recode(ngx_buf_t *b, u_char *table); -static ngx_chain_t *ngx_http_charset_recode_from_utf8(ngx_pool_t *pool, - ngx_buf_t *buf, ngx_http_charset_ctx_t *ctx); -static ngx_chain_t *ngx_http_charset_recode_to_utf8(ngx_pool_t *pool, - ngx_buf_t *buf, ngx_http_charset_ctx_t *ctx); - -static ngx_chain_t *ngx_http_charset_get_buf(ngx_pool_t *pool, - ngx_http_charset_ctx_t *ctx); -static ngx_chain_t *ngx_http_charset_get_buffer(ngx_pool_t *pool, - ngx_http_charset_ctx_t *ctx, size_t size); - -static char *ngx_http_charset_map_block(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_charset_map(ngx_conf_t *cf, ngx_command_t *dummy, - void *conf); - -static char *ngx_http_set_charset_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_add_charset(ngx_array_t *charsets, ngx_str_t *name); - -static void *ngx_http_charset_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_charset_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_charset_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_charset_postconfiguration(ngx_conf_t *cf); - - -static ngx_str_t ngx_http_charset_default_types[] = { - ngx_string("text/html"), - ngx_string("text/xml"), - ngx_string("text/plain"), - ngx_string("text/vnd.wap.wml"), - ngx_string("application/javascript"), - ngx_string("application/rss+xml"), - ngx_null_string -}; - - -static ngx_command_t ngx_http_charset_filter_commands[] = { - - { ngx_string("charset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF - |NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, - ngx_http_set_charset_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_charset_loc_conf_t, charset), - NULL }, - - { ngx_string("source_charset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF - |NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, - ngx_http_set_charset_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_charset_loc_conf_t, source_charset), - NULL }, - - { ngx_string("override_charset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF - |NGX_HTTP_LIF_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_charset_loc_conf_t, override_charset), - NULL }, - - { ngx_string("charset_types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_types_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_charset_loc_conf_t, types_keys), - &ngx_http_charset_default_types[0] }, - - { ngx_string("charset_map"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE2, - ngx_http_charset_map_block, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_charset_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_charset_postconfiguration, /* postconfiguration */ - - ngx_http_charset_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_charset_create_loc_conf, /* create location configuration */ - ngx_http_charset_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_charset_filter_module = { - NGX_MODULE_V1, - &ngx_http_charset_filter_module_ctx, /* module context */ - ngx_http_charset_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_charset_header_filter(ngx_http_request_t *r) -{ - ngx_int_t charset, source_charset; - ngx_str_t dst, src; - ngx_http_charset_t *charsets; - ngx_http_charset_main_conf_t *mcf; - - if (r == r->main) { - charset = ngx_http_destination_charset(r, &dst); - - } else { - charset = ngx_http_main_request_charset(r, &dst); - } - - if (charset == NGX_ERROR) { - return NGX_ERROR; - } - - if (charset == NGX_DECLINED) { - return ngx_http_next_header_filter(r); - } - - /* charset: charset index or NGX_HTTP_NO_CHARSET */ - - source_charset = ngx_http_source_charset(r, &src); - - if (source_charset == NGX_ERROR) { - return NGX_ERROR; - } - - /* - * source_charset: charset index, NGX_HTTP_NO_CHARSET, - * or NGX_HTTP_CHARSET_OFF - */ - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "charset: \"%V\" > \"%V\"", &src, &dst); - - if (source_charset == NGX_HTTP_CHARSET_OFF) { - ngx_http_set_charset(r, &dst); - - return ngx_http_next_header_filter(r); - } - - if (charset == NGX_HTTP_NO_CHARSET - || source_charset == NGX_HTTP_NO_CHARSET) - { - if (source_charset != charset - || ngx_strncasecmp(dst.data, src.data, dst.len) != 0) - { - goto no_charset_map; - } - - ngx_http_set_charset(r, &dst); - - return ngx_http_next_header_filter(r); - } - - if (source_charset == charset) { - r->headers_out.content_type.len = r->headers_out.content_type_len; - - ngx_http_set_charset(r, &dst); - - return ngx_http_next_header_filter(r); - } - - /* source_charset != charset */ - - if (r->headers_out.content_encoding - && r->headers_out.content_encoding->value.len) - { - return ngx_http_next_header_filter(r); - } - - mcf = ngx_http_get_module_main_conf(r, ngx_http_charset_filter_module); - charsets = mcf->charsets.elts; - - if (charsets[source_charset].tables == NULL - || charsets[source_charset].tables[charset] == NULL) - { - goto no_charset_map; - } - - r->headers_out.content_type.len = r->headers_out.content_type_len; - - ngx_http_set_charset(r, &dst); - - return ngx_http_charset_ctx(r, charsets, charset, source_charset); - -no_charset_map: - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no \"charset_map\" between the charsets \"%V\" and \"%V\"", - &src, &dst); - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_destination_charset(ngx_http_request_t *r, ngx_str_t *name) -{ - ngx_int_t charset; - ngx_http_charset_t *charsets; - ngx_http_variable_value_t *vv; - ngx_http_charset_loc_conf_t *mlcf; - ngx_http_charset_main_conf_t *mcf; - - if (r->headers_out.content_type.len == 0) { - return NGX_DECLINED; - } - - if (r->headers_out.override_charset - && r->headers_out.override_charset->len) - { - *name = *r->headers_out.override_charset; - - charset = ngx_http_get_charset(r, name); - - if (charset != NGX_HTTP_NO_CHARSET) { - return charset; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unknown charset \"%V\" to override", name); - - return NGX_DECLINED; - } - - mlcf = ngx_http_get_module_loc_conf(r, ngx_http_charset_filter_module); - charset = mlcf->charset; - - if (charset == NGX_HTTP_CHARSET_OFF) { - return NGX_DECLINED; - } - - if (r->headers_out.charset.len) { - if (mlcf->override_charset == 0) { - return NGX_DECLINED; - } - - } else { - if (ngx_http_test_content_type(r, &mlcf->types) == NULL) { - return NGX_DECLINED; - } - } - - if (charset < NGX_HTTP_CHARSET_VAR) { - mcf = ngx_http_get_module_main_conf(r, ngx_http_charset_filter_module); - charsets = mcf->charsets.elts; - *name = charsets[charset].name; - return charset; - } - - vv = ngx_http_get_indexed_variable(r, charset - NGX_HTTP_CHARSET_VAR); - - if (vv == NULL || vv->not_found) { - return NGX_ERROR; - } - - name->len = vv->len; - name->data = vv->data; - - return ngx_http_get_charset(r, name); -} - - -static ngx_int_t -ngx_http_main_request_charset(ngx_http_request_t *r, ngx_str_t *src) -{ - ngx_int_t charset; - ngx_str_t *main_charset; - ngx_http_charset_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r->main, ngx_http_charset_filter_module); - - if (ctx) { - *src = ctx->charset_name; - return ctx->charset; - } - - main_charset = &r->main->headers_out.charset; - - if (main_charset->len == 0) { - return NGX_DECLINED; - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_charset_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r->main, ctx, ngx_http_charset_filter_module); - - charset = ngx_http_get_charset(r, main_charset); - - ctx->charset = charset; - ctx->charset_name = *main_charset; - *src = *main_charset; - - return charset; -} - - -static ngx_int_t -ngx_http_source_charset(ngx_http_request_t *r, ngx_str_t *name) -{ - ngx_int_t charset; - ngx_http_charset_t *charsets; - ngx_http_variable_value_t *vv; - ngx_http_charset_loc_conf_t *lcf; - ngx_http_charset_main_conf_t *mcf; - - if (r->headers_out.charset.len) { - *name = r->headers_out.charset; - return ngx_http_get_charset(r, name); - } - - lcf = ngx_http_get_module_loc_conf(r, ngx_http_charset_filter_module); - - charset = lcf->source_charset; - - if (charset == NGX_HTTP_CHARSET_OFF) { - name->len = 0; - return charset; - } - - if (charset < NGX_HTTP_CHARSET_VAR) { - mcf = ngx_http_get_module_main_conf(r, ngx_http_charset_filter_module); - charsets = mcf->charsets.elts; - *name = charsets[charset].name; - return charset; - } - - vv = ngx_http_get_indexed_variable(r, charset - NGX_HTTP_CHARSET_VAR); - - if (vv == NULL || vv->not_found) { - return NGX_ERROR; - } - - name->len = vv->len; - name->data = vv->data; - - return ngx_http_get_charset(r, name); -} - - -static ngx_int_t -ngx_http_get_charset(ngx_http_request_t *r, ngx_str_t *name) -{ - ngx_uint_t i, n; - ngx_http_charset_t *charset; - ngx_http_charset_main_conf_t *mcf; - - mcf = ngx_http_get_module_main_conf(r, ngx_http_charset_filter_module); - - charset = mcf->charsets.elts; - n = mcf->charsets.nelts; - - for (i = 0; i < n; i++) { - if (charset[i].name.len != name->len) { - continue; - } - - if (ngx_strncasecmp(charset[i].name.data, name->data, name->len) == 0) { - return i; - } - } - - return NGX_HTTP_NO_CHARSET; -} - - -static ngx_inline void -ngx_http_set_charset(ngx_http_request_t *r, ngx_str_t *charset) -{ - if (r != r->main) { - return; - } - - if (r->headers_out.status == NGX_HTTP_MOVED_PERMANENTLY - || r->headers_out.status == NGX_HTTP_MOVED_TEMPORARILY) - { - /* - * do not set charset for the redirect because NN 4.x - * use this charset instead of the next page charset - */ - - r->headers_out.charset.len = 0; - return; - } - - r->headers_out.charset = *charset; -} - - -static ngx_int_t -ngx_http_charset_ctx(ngx_http_request_t *r, ngx_http_charset_t *charsets, - ngx_int_t charset, ngx_int_t source_charset) -{ - ngx_http_charset_ctx_t *ctx; - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_charset_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_charset_filter_module); - - ctx->table = charsets[source_charset].tables[charset]; - ctx->charset = charset; - ctx->charset_name = charsets[charset].name; - ctx->length = charsets[charset].length; - ctx->from_utf8 = charsets[source_charset].utf8; - ctx->to_utf8 = charsets[charset].utf8; - - r->filter_need_in_memory = 1; - - if ((ctx->to_utf8 || ctx->from_utf8) && r == r->main) { - ngx_http_clear_content_length(r); - - } else { - r->filter_need_temporary = 1; - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_charset_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *cl, *out, **ll; - ngx_http_charset_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_charset_filter_module); - - if (ctx == NULL || ctx->table == NULL) { - return ngx_http_next_body_filter(r, in); - } - - if ((ctx->to_utf8 || ctx->from_utf8) || ctx->busy) { - - out = NULL; - ll = &out; - - for (cl = in; cl; cl = cl->next) { - b = cl->buf; - - if (ngx_buf_size(b) == 0) { - - *ll = ngx_alloc_chain_link(r->pool); - if (*ll == NULL) { - return NGX_ERROR; - } - - (*ll)->buf = b; - (*ll)->next = NULL; - - ll = &(*ll)->next; - - continue; - } - - if (ctx->to_utf8) { - *ll = ngx_http_charset_recode_to_utf8(r->pool, b, ctx); - - } else { - *ll = ngx_http_charset_recode_from_utf8(r->pool, b, ctx); - } - - if (*ll == NULL) { - return NGX_ERROR; - } - - while (*ll) { - ll = &(*ll)->next; - } - } - - rc = ngx_http_next_body_filter(r, out); - - if (out) { - if (ctx->busy == NULL) { - ctx->busy = out; - - } else { - for (cl = ctx->busy; cl->next; cl = cl->next) { /* void */ } - cl->next = out; - } - } - - while (ctx->busy) { - - cl = ctx->busy; - b = cl->buf; - - if (ngx_buf_size(b) != 0) { - break; - } - - ctx->busy = cl->next; - - if (b->tag != (ngx_buf_tag_t) &ngx_http_charset_filter_module) { - continue; - } - - if (b->shadow) { - b->shadow->pos = b->shadow->last; - } - - if (b->pos) { - cl->next = ctx->free_buffers; - ctx->free_buffers = cl; - continue; - } - - cl->next = ctx->free_bufs; - ctx->free_bufs = cl; - } - - return rc; - } - - for (cl = in; cl; cl = cl->next) { - (void) ngx_http_charset_recode(cl->buf, ctx->table); - } - - return ngx_http_next_body_filter(r, in); -} - - -static ngx_uint_t -ngx_http_charset_recode(ngx_buf_t *b, u_char *table) -{ - u_char *p, *last; - - last = b->last; - - for (p = b->pos; p < last; p++) { - - if (*p != table[*p]) { - goto recode; - } - } - - return 0; - -recode: - - do { - if (*p != table[*p]) { - *p = table[*p]; - } - - p++; - - } while (p < last); - - b->in_file = 0; - - return 1; -} - - -static ngx_chain_t * -ngx_http_charset_recode_from_utf8(ngx_pool_t *pool, ngx_buf_t *buf, - ngx_http_charset_ctx_t *ctx) -{ - size_t len, size; - u_char c, *p, *src, *dst, *saved, **table; - uint32_t n; - ngx_buf_t *b; - ngx_uint_t i; - ngx_chain_t *out, *cl, **ll; - - src = buf->pos; - - if (ctx->saved_len == 0) { - - for ( /* void */ ; src < buf->last; src++) { - - if (*src < 0x80) { - continue; - } - - len = src - buf->pos; - - if (len > 512) { - out = ngx_http_charset_get_buf(pool, ctx); - if (out == NULL) { - return NULL; - } - - b = out->buf; - - b->temporary = buf->temporary; - b->memory = buf->memory; - b->mmap = buf->mmap; - b->flush = buf->flush; - - b->pos = buf->pos; - b->last = src; - - out->buf = b; - out->next = NULL; - - size = buf->last - src; - - saved = src; - n = ngx_utf8_decode(&saved, size); - - if (n == 0xfffffffe) { - /* incomplete UTF-8 symbol */ - - ngx_memcpy(ctx->saved, src, size); - ctx->saved_len = size; - - b->shadow = buf; - - return out; - } - - } else { - out = NULL; - size = len + buf->last - src; - src = buf->pos; - } - - if (size < NGX_HTML_ENTITY_LEN) { - size += NGX_HTML_ENTITY_LEN; - } - - cl = ngx_http_charset_get_buffer(pool, ctx, size); - if (cl == NULL) { - return NULL; - } - - if (out) { - out->next = cl; - - } else { - out = cl; - } - - b = cl->buf; - dst = b->pos; - - goto recode; - } - - out = ngx_alloc_chain_link(pool); - if (out == NULL) { - return NULL; - } - - out->buf = buf; - out->next = NULL; - - return out; - } - - /* process incomplete UTF sequence from previous buffer */ - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pool->log, 0, - "http charset utf saved: %z", ctx->saved_len); - - p = src; - - for (i = ctx->saved_len; i < NGX_UTF_LEN; i++) { - ctx->saved[i] = *p++; - - if (p == buf->last) { - break; - } - } - - saved = ctx->saved; - n = ngx_utf8_decode(&saved, i); - - c = '\0'; - - if (n < 0x10000) { - table = (u_char **) ctx->table; - p = table[n >> 8]; - - if (p) { - c = p[n & 0xff]; - } - - } else if (n == 0xfffffffe) { - - /* incomplete UTF-8 symbol */ - - if (i < NGX_UTF_LEN) { - out = ngx_http_charset_get_buf(pool, ctx); - if (out == NULL) { - return NULL; - } - - b = out->buf; - - b->pos = buf->pos; - b->last = buf->last; - b->sync = 1; - b->shadow = buf; - - ngx_memcpy(&ctx->saved[ctx->saved_len], src, i); - ctx->saved_len += i; - - return out; - } - } - - size = buf->last - buf->pos; - - if (size < NGX_HTML_ENTITY_LEN) { - size += NGX_HTML_ENTITY_LEN; - } - - cl = ngx_http_charset_get_buffer(pool, ctx, size); - if (cl == NULL) { - return NULL; - } - - out = cl; - - b = cl->buf; - dst = b->pos; - - if (c) { - *dst++ = c; - - } else if (n == 0xfffffffe) { - *dst++ = '?'; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pool->log, 0, - "http charset invalid utf 0"); - - saved = &ctx->saved[NGX_UTF_LEN]; - - } else if (n > 0x10ffff) { - *dst++ = '?'; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pool->log, 0, - "http charset invalid utf 1"); - - } else { - dst = ngx_sprintf(dst, "&#%uD;", n); - } - - src += (saved - ctx->saved) - ctx->saved_len; - ctx->saved_len = 0; - -recode: - - ll = &cl->next; - - table = (u_char **) ctx->table; - - while (src < buf->last) { - - if ((size_t) (b->end - dst) < NGX_HTML_ENTITY_LEN) { - b->last = dst; - - size = buf->last - src + NGX_HTML_ENTITY_LEN; - - cl = ngx_http_charset_get_buffer(pool, ctx, size); - if (cl == NULL) { - return NULL; - } - - *ll = cl; - ll = &cl->next; - - b = cl->buf; - dst = b->pos; - } - - if (*src < 0x80) { - *dst++ = *src++; - continue; - } - - len = buf->last - src; - - n = ngx_utf8_decode(&src, len); - - if (n < 0x10000) { - - p = table[n >> 8]; - - if (p) { - c = p[n & 0xff]; - - if (c) { - *dst++ = c; - continue; - } - } - - dst = ngx_sprintf(dst, "&#%uD;", n); - - continue; - } - - if (n == 0xfffffffe) { - /* incomplete UTF-8 symbol */ - - ngx_memcpy(ctx->saved, src, len); - ctx->saved_len = len; - - if (b->pos == dst) { - b->sync = 1; - b->temporary = 0; - } - - break; - } - - if (n > 0x10ffff) { - *dst++ = '?'; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pool->log, 0, - "http charset invalid utf 2"); - - continue; - } - - /* n > 0xffff */ - - dst = ngx_sprintf(dst, "&#%uD;", n); - } - - b->last = dst; - - b->last_buf = buf->last_buf; - b->last_in_chain = buf->last_in_chain; - b->flush = buf->flush; - - b->shadow = buf; - - return out; -} - - -static ngx_chain_t * -ngx_http_charset_recode_to_utf8(ngx_pool_t *pool, ngx_buf_t *buf, - ngx_http_charset_ctx_t *ctx) -{ - size_t len, size; - u_char *p, *src, *dst, *table; - ngx_buf_t *b; - ngx_chain_t *out, *cl, **ll; - - table = ctx->table; - - for (src = buf->pos; src < buf->last; src++) { - if (table[*src * NGX_UTF_LEN] == '\1') { - continue; - } - - goto recode; - } - - out = ngx_alloc_chain_link(pool); - if (out == NULL) { - return NULL; - } - - out->buf = buf; - out->next = NULL; - - return out; - -recode: - - /* - * we assume that there are about half of characters to be recoded, - * so we preallocate "size / 2 + size / 2 * ctx->length" - */ - - len = src - buf->pos; - - if (len > 512) { - out = ngx_http_charset_get_buf(pool, ctx); - if (out == NULL) { - return NULL; - } - - b = out->buf; - - b->temporary = buf->temporary; - b->memory = buf->memory; - b->mmap = buf->mmap; - b->flush = buf->flush; - - b->pos = buf->pos; - b->last = src; - - out->buf = b; - out->next = NULL; - - size = buf->last - src; - size = size / 2 + size / 2 * ctx->length; - - } else { - out = NULL; - - size = buf->last - src; - size = len + size / 2 + size / 2 * ctx->length; - - src = buf->pos; - } - - cl = ngx_http_charset_get_buffer(pool, ctx, size); - if (cl == NULL) { - return NULL; - } - - if (out) { - out->next = cl; - - } else { - out = cl; - } - - ll = &cl->next; - - b = cl->buf; - dst = b->pos; - - while (src < buf->last) { - - p = &table[*src++ * NGX_UTF_LEN]; - len = *p++; - - if ((size_t) (b->end - dst) < len) { - b->last = dst; - - size = buf->last - src; - size = len + size / 2 + size / 2 * ctx->length; - - cl = ngx_http_charset_get_buffer(pool, ctx, size); - if (cl == NULL) { - return NULL; - } - - *ll = cl; - ll = &cl->next; - - b = cl->buf; - dst = b->pos; - } - - while (len) { - *dst++ = *p++; - len--; - } - } - - b->last = dst; - - b->last_buf = buf->last_buf; - b->last_in_chain = buf->last_in_chain; - b->flush = buf->flush; - - b->shadow = buf; - - return out; -} - - -static ngx_chain_t * -ngx_http_charset_get_buf(ngx_pool_t *pool, ngx_http_charset_ctx_t *ctx) -{ - ngx_chain_t *cl; - - cl = ctx->free_bufs; - - if (cl) { - ctx->free_bufs = cl->next; - - cl->buf->shadow = NULL; - cl->next = NULL; - - return cl; - } - - cl = ngx_alloc_chain_link(pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = ngx_calloc_buf(pool); - if (cl->buf == NULL) { - return NULL; - } - - cl->next = NULL; - - cl->buf->tag = (ngx_buf_tag_t) &ngx_http_charset_filter_module; - - return cl; -} - - -static ngx_chain_t * -ngx_http_charset_get_buffer(ngx_pool_t *pool, ngx_http_charset_ctx_t *ctx, - size_t size) -{ - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - - for (ll = &ctx->free_buffers, cl = ctx->free_buffers; - cl; - ll = &cl->next, cl = cl->next) - { - b = cl->buf; - - if ((size_t) (b->end - b->start) >= size) { - *ll = cl->next; - cl->next = NULL; - - b->pos = b->start; - b->temporary = 1; - b->shadow = NULL; - - return cl; - } - } - - cl = ngx_alloc_chain_link(pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = ngx_create_temp_buf(pool, size); - if (cl->buf == NULL) { - return NULL; - } - - cl->next = NULL; - - cl->buf->temporary = 1; - cl->buf->tag = (ngx_buf_tag_t) &ngx_http_charset_filter_module; - - return cl; -} - - -static char * -ngx_http_charset_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_charset_main_conf_t *mcf = conf; - - char *rv; - u_char *p, *dst2src, **pp; - ngx_int_t src, dst; - ngx_uint_t i, n; - ngx_str_t *value; - ngx_conf_t pvcf; - ngx_http_charset_t *charset; - ngx_http_charset_tables_t *table; - ngx_http_charset_conf_ctx_t ctx; - - value = cf->args->elts; - - src = ngx_http_add_charset(&mcf->charsets, &value[1]); - if (src == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - dst = ngx_http_add_charset(&mcf->charsets, &value[2]); - if (dst == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - if (src == dst) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"charset_map\" between the same charsets " - "\"%V\" and \"%V\"", &value[1], &value[2]); - return NGX_CONF_ERROR; - } - - table = mcf->tables.elts; - for (i = 0; i < mcf->tables.nelts; i++) { - if ((src == table->src && dst == table->dst) - || (src == table->dst && dst == table->src)) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate \"charset_map\" between " - "\"%V\" and \"%V\"", &value[1], &value[2]); - return NGX_CONF_ERROR; - } - } - - table = ngx_array_push(&mcf->tables); - if (table == NULL) { - return NGX_CONF_ERROR; - } - - table->src = src; - table->dst = dst; - - if (ngx_strcasecmp(value[2].data, (u_char *) "utf-8") == 0) { - table->src2dst = ngx_pcalloc(cf->pool, 256 * NGX_UTF_LEN); - if (table->src2dst == NULL) { - return NGX_CONF_ERROR; - } - - table->dst2src = ngx_pcalloc(cf->pool, 256 * sizeof(void *)); - if (table->dst2src == NULL) { - return NGX_CONF_ERROR; - } - - dst2src = ngx_pcalloc(cf->pool, 256); - if (dst2src == NULL) { - return NGX_CONF_ERROR; - } - - pp = (u_char **) &table->dst2src[0]; - pp[0] = dst2src; - - for (i = 0; i < 128; i++) { - p = &table->src2dst[i * NGX_UTF_LEN]; - p[0] = '\1'; - p[1] = (u_char) i; - dst2src[i] = (u_char) i; - } - - for (/* void */; i < 256; i++) { - p = &table->src2dst[i * NGX_UTF_LEN]; - p[0] = '\1'; - p[1] = '?'; - } - - } else { - table->src2dst = ngx_palloc(cf->pool, 256); - if (table->src2dst == NULL) { - return NGX_CONF_ERROR; - } - - table->dst2src = ngx_palloc(cf->pool, 256); - if (table->dst2src == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; i < 128; i++) { - table->src2dst[i] = (u_char) i; - table->dst2src[i] = (u_char) i; - } - - for (/* void */; i < 256; i++) { - table->src2dst[i] = '?'; - table->dst2src[i] = '?'; - } - } - - charset = mcf->charsets.elts; - - ctx.table = table; - ctx.charset = &charset[dst]; - ctx.characters = 0; - - pvcf = *cf; - cf->ctx = &ctx; - cf->handler = ngx_http_charset_map; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pvcf; - - if (ctx.characters) { - n = ctx.charset->length; - ctx.charset->length /= ctx.characters; - - if (((n * 10) / ctx.characters) % 10 > 4) { - ctx.charset->length++; - } - } - - return rv; -} - - -static char * -ngx_http_charset_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - u_char *p, *dst2src, **pp; - uint32_t n; - ngx_int_t src, dst; - ngx_str_t *value; - ngx_uint_t i; - ngx_http_charset_tables_t *table; - ngx_http_charset_conf_ctx_t *ctx; - - if (cf->args->nelts != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameters number"); - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - src = ngx_hextoi(value[0].data, value[0].len); - if (src == NGX_ERROR || src > 255) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[0]); - return NGX_CONF_ERROR; - } - - ctx = cf->ctx; - table = ctx->table; - - if (ctx->charset->utf8) { - p = &table->src2dst[src * NGX_UTF_LEN]; - - *p++ = (u_char) (value[1].len / 2); - - for (i = 0; i < value[1].len; i += 2) { - dst = ngx_hextoi(&value[1].data[i], 2); - if (dst == NGX_ERROR || dst > 255) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - *p++ = (u_char) dst; - } - - i /= 2; - - ctx->charset->length += i; - ctx->characters++; - - p = &table->src2dst[src * NGX_UTF_LEN] + 1; - - n = ngx_utf8_decode(&p, i); - - if (n > 0xffff) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - pp = (u_char **) &table->dst2src[0]; - - dst2src = pp[n >> 8]; - - if (dst2src == NULL) { - dst2src = ngx_pcalloc(cf->pool, 256); - if (dst2src == NULL) { - return NGX_CONF_ERROR; - } - - pp[n >> 8] = dst2src; - } - - dst2src[n & 0xff] = (u_char) src; - - } else { - dst = ngx_hextoi(value[1].data, value[1].len); - if (dst == NGX_ERROR || dst > 255) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - table->src2dst[src] = (u_char) dst; - table->dst2src[dst] = (u_char) src; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_set_charset_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *p = conf; - - ngx_int_t *cp; - ngx_str_t *value, var; - ngx_http_charset_main_conf_t *mcf; - - cp = (ngx_int_t *) (p + cmd->offset); - - if (*cp != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (cmd->offset == offsetof(ngx_http_charset_loc_conf_t, charset) - && ngx_strcmp(value[1].data, "off") == 0) - { - *cp = NGX_HTTP_CHARSET_OFF; - return NGX_CONF_OK; - } - - - if (value[1].data[0] == '$') { - var.len = value[1].len - 1; - var.data = value[1].data + 1; - - *cp = ngx_http_get_variable_index(cf, &var); - - if (*cp == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - *cp += NGX_HTTP_CHARSET_VAR; - - return NGX_CONF_OK; - } - - mcf = ngx_http_conf_get_module_main_conf(cf, - ngx_http_charset_filter_module); - - *cp = ngx_http_add_charset(&mcf->charsets, &value[1]); - if (*cp == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_add_charset(ngx_array_t *charsets, ngx_str_t *name) -{ - ngx_uint_t i; - ngx_http_charset_t *c; - - c = charsets->elts; - for (i = 0; i < charsets->nelts; i++) { - if (name->len != c[i].name.len) { - continue; - } - - if (ngx_strcasecmp(name->data, c[i].name.data) == 0) { - break; - } - } - - if (i < charsets->nelts) { - return i; - } - - c = ngx_array_push(charsets); - if (c == NULL) { - return NGX_ERROR; - } - - c->tables = NULL; - c->name = *name; - c->length = 0; - - if (ngx_strcasecmp(name->data, (u_char *) "utf-8") == 0) { - c->utf8 = 1; - - } else { - c->utf8 = 0; - } - - return i; -} - - -static void * -ngx_http_charset_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_charset_main_conf_t *mcf; - - mcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_charset_main_conf_t)); - if (mcf == NULL) { - return NULL; - } - - if (ngx_array_init(&mcf->charsets, cf->pool, 2, sizeof(ngx_http_charset_t)) - != NGX_OK) - { - return NULL; - } - - if (ngx_array_init(&mcf->tables, cf->pool, 1, - sizeof(ngx_http_charset_tables_t)) - != NGX_OK) - { - return NULL; - } - - if (ngx_array_init(&mcf->recodes, cf->pool, 2, - sizeof(ngx_http_charset_recode_t)) - != NGX_OK) - { - return NULL; - } - - return mcf; -} - - -static void * -ngx_http_charset_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_charset_loc_conf_t *lcf; - - lcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_charset_loc_conf_t)); - if (lcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * lcf->types = { NULL }; - * lcf->types_keys = NULL; - */ - - lcf->charset = NGX_CONF_UNSET; - lcf->source_charset = NGX_CONF_UNSET; - lcf->override_charset = NGX_CONF_UNSET; - - return lcf; -} - - -static char * -ngx_http_charset_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_charset_loc_conf_t *prev = parent; - ngx_http_charset_loc_conf_t *conf = child; - - ngx_uint_t i; - ngx_http_charset_recode_t *recode; - ngx_http_charset_main_conf_t *mcf; - - if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, - &prev->types_keys, &prev->types, - ngx_http_charset_default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->override_charset, prev->override_charset, 0); - ngx_conf_merge_value(conf->charset, prev->charset, NGX_HTTP_CHARSET_OFF); - ngx_conf_merge_value(conf->source_charset, prev->source_charset, - NGX_HTTP_CHARSET_OFF); - - if (conf->charset == NGX_HTTP_CHARSET_OFF - || conf->source_charset == NGX_HTTP_CHARSET_OFF - || conf->charset == conf->source_charset) - { - return NGX_CONF_OK; - } - - if (conf->source_charset >= NGX_HTTP_CHARSET_VAR - || conf->charset >= NGX_HTTP_CHARSET_VAR) - { - return NGX_CONF_OK; - } - - mcf = ngx_http_conf_get_module_main_conf(cf, - ngx_http_charset_filter_module); - recode = mcf->recodes.elts; - for (i = 0; i < mcf->recodes.nelts; i++) { - if (conf->source_charset == recode[i].src - && conf->charset == recode[i].dst) - { - return NGX_CONF_OK; - } - } - - recode = ngx_array_push(&mcf->recodes); - if (recode == NULL) { - return NGX_CONF_ERROR; - } - - recode->src = conf->source_charset; - recode->dst = conf->charset; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_charset_postconfiguration(ngx_conf_t *cf) -{ - u_char **src, **dst; - ngx_int_t c; - ngx_uint_t i, t; - ngx_http_charset_t *charset; - ngx_http_charset_recode_t *recode; - ngx_http_charset_tables_t *tables; - ngx_http_charset_main_conf_t *mcf; - - mcf = ngx_http_conf_get_module_main_conf(cf, - ngx_http_charset_filter_module); - - recode = mcf->recodes.elts; - tables = mcf->tables.elts; - charset = mcf->charsets.elts; - - for (i = 0; i < mcf->recodes.nelts; i++) { - - c = recode[i].src; - - for (t = 0; t < mcf->tables.nelts; t++) { - - if (c == tables[t].src && recode[i].dst == tables[t].dst) { - goto next; - } - - if (c == tables[t].dst && recode[i].dst == tables[t].src) { - goto next; - } - } - - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"charset_map\" between the charsets \"%V\" and \"%V\"", - &charset[c].name, &charset[recode[i].dst].name); - return NGX_ERROR; - - next: - continue; - } - - - for (t = 0; t < mcf->tables.nelts; t++) { - - src = charset[tables[t].src].tables; - - if (src == NULL) { - src = ngx_pcalloc(cf->pool, sizeof(u_char *) * mcf->charsets.nelts); - if (src == NULL) { - return NGX_ERROR; - } - - charset[tables[t].src].tables = src; - } - - dst = charset[tables[t].dst].tables; - - if (dst == NULL) { - dst = ngx_pcalloc(cf->pool, sizeof(u_char *) * mcf->charsets.nelts); - if (dst == NULL) { - return NGX_ERROR; - } - - charset[tables[t].dst].tables = dst; - } - - src[tables[t].dst] = tables[t].src2dst; - dst[tables[t].src] = tables[t].dst2src; - } - - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_charset_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_charset_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_chunked_filter_module.c b/app/nginx/src/http/modules/ngx_http_chunked_filter_module.c deleted file mode 100644 index ac2e3e8..0000000 --- a/app/nginx/src/http/modules/ngx_http_chunked_filter_module.c +++ /dev/null @@ -1,243 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_chain_t *free; - ngx_chain_t *busy; -} ngx_http_chunked_filter_ctx_t; - - -static ngx_int_t ngx_http_chunked_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_chunked_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_chunked_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_chunked_filter_module = { - NGX_MODULE_V1, - &ngx_http_chunked_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_chunked_header_filter(ngx_http_request_t *r) -{ - ngx_http_core_loc_conf_t *clcf; - ngx_http_chunked_filter_ctx_t *ctx; - - if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED - || r->headers_out.status == NGX_HTTP_NO_CONTENT - || r->headers_out.status < NGX_HTTP_OK - || r != r->main - || r->method == NGX_HTTP_HEAD) - { - return ngx_http_next_header_filter(r); - } - - if (r->headers_out.content_length_n == -1) { - if (r->http_version < NGX_HTTP_VERSION_11) { - r->keepalive = 0; - - } else { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->chunked_transfer_encoding) { - r->chunked = 1; - - ctx = ngx_pcalloc(r->pool, - sizeof(ngx_http_chunked_filter_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_chunked_filter_module); - - } else { - r->keepalive = 0; - } - } - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_chunked_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - u_char *chunk; - off_t size; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *out, *cl, *tl, **ll; - ngx_http_chunked_filter_ctx_t *ctx; - - if (in == NULL || !r->chunked || r->header_only) { - return ngx_http_next_body_filter(r, in); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_chunked_filter_module); - - out = NULL; - ll = &out; - - size = 0; - cl = in; - - for ( ;; ) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http chunk: %O", ngx_buf_size(cl->buf)); - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush - || cl->buf->sync - || ngx_buf_in_memory(cl->buf) - || cl->buf->in_file) - { - tl = ngx_alloc_chain_link(r->pool); - if (tl == NULL) { - return NGX_ERROR; - } - - tl->buf = cl->buf; - *ll = tl; - ll = &tl->next; - } - - if (cl->next == NULL) { - break; - } - - cl = cl->next; - } - - if (size) { - tl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - chunk = b->start; - - if (chunk == NULL) { - /* the "0000000000000000" is 64-bit hexadecimal string */ - - chunk = ngx_palloc(r->pool, sizeof("0000000000000000" CRLF) - 1); - if (chunk == NULL) { - return NGX_ERROR; - } - - b->start = chunk; - b->end = chunk + sizeof("0000000000000000" CRLF) - 1; - } - - b->tag = (ngx_buf_tag_t) &ngx_http_chunked_filter_module; - b->memory = 0; - b->temporary = 1; - b->pos = chunk; - b->last = ngx_sprintf(chunk, "%xO" CRLF, size); - - tl->next = out; - out = tl; - } - - if (cl->buf->last_buf) { - tl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - - b->tag = (ngx_buf_tag_t) &ngx_http_chunked_filter_module; - b->temporary = 0; - b->memory = 1; - b->last_buf = 1; - b->pos = (u_char *) CRLF "0" CRLF CRLF; - b->last = b->pos + 7; - - cl->buf->last_buf = 0; - - *ll = tl; - - if (size == 0) { - b->pos += 2; - } - - } else if (size > 0) { - tl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - - b->tag = (ngx_buf_tag_t) &ngx_http_chunked_filter_module; - b->temporary = 0; - b->memory = 1; - b->pos = (u_char *) CRLF; - b->last = b->pos + 2; - - *ll = tl; - - } else { - *ll = NULL; - } - - rc = ngx_http_next_body_filter(r, out); - - ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &out, - (ngx_buf_tag_t) &ngx_http_chunked_filter_module); - - return rc; -} - - -static ngx_int_t -ngx_http_chunked_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_chunked_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_chunked_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_dav_module.c b/app/nginx/src/http/modules/ngx_http_dav_module.c deleted file mode 100644 index 895a52d..0000000 --- a/app/nginx/src/http/modules/ngx_http_dav_module.c +++ /dev/null @@ -1,1159 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_DAV_OFF 2 - - -#define NGX_HTTP_DAV_NO_DEPTH -3 -#define NGX_HTTP_DAV_INVALID_DEPTH -2 -#define NGX_HTTP_DAV_INFINITY_DEPTH -1 - - -typedef struct { - ngx_uint_t methods; - ngx_uint_t access; - ngx_uint_t min_delete_depth; - ngx_flag_t create_full_put_path; -} ngx_http_dav_loc_conf_t; - - -typedef struct { - ngx_str_t path; - size_t len; -} ngx_http_dav_copy_ctx_t; - - -static ngx_int_t ngx_http_dav_handler(ngx_http_request_t *r); - -static void ngx_http_dav_put_handler(ngx_http_request_t *r); - -static ngx_int_t ngx_http_dav_delete_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_dav_delete_path(ngx_http_request_t *r, - ngx_str_t *path, ngx_uint_t dir); -static ngx_int_t ngx_http_dav_delete_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path); -static ngx_int_t ngx_http_dav_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path); -static ngx_int_t ngx_http_dav_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path); - -static ngx_int_t ngx_http_dav_mkcol_handler(ngx_http_request_t *r, - ngx_http_dav_loc_conf_t *dlcf); - -static ngx_int_t ngx_http_dav_copy_move_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_dav_copy_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path); -static ngx_int_t ngx_http_dav_copy_dir_time(ngx_tree_ctx_t *ctx, - ngx_str_t *path); -static ngx_int_t ngx_http_dav_copy_tree_file(ngx_tree_ctx_t *ctx, - ngx_str_t *path); - -static ngx_int_t ngx_http_dav_depth(ngx_http_request_t *r, ngx_int_t dflt); -static ngx_int_t ngx_http_dav_error(ngx_log_t *log, ngx_err_t err, - ngx_int_t not_found, char *failed, u_char *path); -static ngx_int_t ngx_http_dav_location(ngx_http_request_t *r, u_char *path); -static void *ngx_http_dav_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_dav_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_dav_init(ngx_conf_t *cf); - - -static ngx_conf_bitmask_t ngx_http_dav_methods_mask[] = { - { ngx_string("off"), NGX_HTTP_DAV_OFF }, - { ngx_string("put"), NGX_HTTP_PUT }, - { ngx_string("delete"), NGX_HTTP_DELETE }, - { ngx_string("mkcol"), NGX_HTTP_MKCOL }, - { ngx_string("copy"), NGX_HTTP_COPY }, - { ngx_string("move"), NGX_HTTP_MOVE }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_http_dav_commands[] = { - - { ngx_string("dav_methods"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_dav_loc_conf_t, methods), - &ngx_http_dav_methods_mask }, - - { ngx_string("create_full_put_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_dav_loc_conf_t, create_full_put_path), - NULL }, - - { ngx_string("min_delete_depth"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_dav_loc_conf_t, min_delete_depth), - NULL }, - - { ngx_string("dav_access"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_conf_set_access_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_dav_loc_conf_t, access), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_dav_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_dav_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_dav_create_loc_conf, /* create location configuration */ - ngx_http_dav_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_dav_module = { - NGX_MODULE_V1, - &ngx_http_dav_module_ctx, /* module context */ - ngx_http_dav_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_dav_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_dav_loc_conf_t *dlcf; - - dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); - - if (!(r->method & dlcf->methods)) { - return NGX_DECLINED; - } - - switch (r->method) { - - case NGX_HTTP_PUT: - - if (r->uri.data[r->uri.len - 1] == '/') { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cannot PUT to a collection"); - return NGX_HTTP_CONFLICT; - } - - if (r->headers_in.content_range) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "PUT with range is unsupported"); - return NGX_HTTP_NOT_IMPLEMENTED; - } - - r->request_body_in_file_only = 1; - r->request_body_in_persistent_file = 1; - r->request_body_in_clean_file = 1; - r->request_body_file_group_access = 1; - r->request_body_file_log_level = 0; - - rc = ngx_http_read_client_request_body(r, ngx_http_dav_put_handler); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - return NGX_DONE; - - case NGX_HTTP_DELETE: - - return ngx_http_dav_delete_handler(r); - - case NGX_HTTP_MKCOL: - - return ngx_http_dav_mkcol_handler(r, dlcf); - - case NGX_HTTP_COPY: - - return ngx_http_dav_copy_move_handler(r); - - case NGX_HTTP_MOVE: - - return ngx_http_dav_copy_move_handler(r); - } - - return NGX_DECLINED; -} - - -static void -ngx_http_dav_put_handler(ngx_http_request_t *r) -{ - size_t root; - time_t date; - ngx_str_t *temp, path; - ngx_uint_t status; - ngx_file_info_t fi; - ngx_ext_rename_file_t ext; - ngx_http_dav_loc_conf_t *dlcf; - - if (r->request_body == NULL || r->request_body->temp_file == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - path.len--; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http put filename: \"%s\"", path.data); - - temp = &r->request_body->temp_file->file.name; - - if (ngx_file_info(path.data, &fi) == NGX_FILE_ERROR) { - status = NGX_HTTP_CREATED; - - } else { - status = NGX_HTTP_NO_CONTENT; - - if (ngx_is_dir(&fi)) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_EISDIR, - "\"%s\" could not be created", path.data); - - if (ngx_delete_file(temp->data) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_delete_file_n " \"%s\" failed", - temp->data); - } - - ngx_http_finalize_request(r, NGX_HTTP_CONFLICT); - return; - } - } - - dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); - - ext.access = dlcf->access; - ext.path_access = dlcf->access; - ext.time = -1; - ext.create_path = dlcf->create_full_put_path; - ext.delete_file = 1; - ext.log = r->connection->log; - - if (r->headers_in.date) { - date = ngx_parse_http_time(r->headers_in.date->value.data, - r->headers_in.date->value.len); - - if (date != NGX_ERROR) { - ext.time = date; - ext.fd = r->request_body->temp_file->file.fd; - } - } - - if (ngx_ext_rename_file(temp, &path, &ext) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (status == NGX_HTTP_CREATED) { - if (ngx_http_dav_location(r, path.data) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - r->headers_out.content_length_n = 0; - } - - r->headers_out.status = status; - r->header_only = 1; - - ngx_http_finalize_request(r, ngx_http_send_header(r)); - return; -} - - -static ngx_int_t -ngx_http_dav_delete_handler(ngx_http_request_t *r) -{ - size_t root; - ngx_err_t err; - ngx_int_t rc, depth; - ngx_uint_t i, d, dir; - ngx_str_t path; - ngx_file_info_t fi; - ngx_http_dav_loc_conf_t *dlcf; - - if (r->headers_in.content_length_n > 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "DELETE with body is unsupported"); - return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; - } - - dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); - - if (dlcf->min_delete_depth) { - d = 0; - - for (i = 0; i < r->uri.len; /* void */) { - if (r->uri.data[i++] == '/') { - if (++d >= dlcf->min_delete_depth && i < r->uri.len) { - goto ok; - } - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "insufficient URI depth:%i to DELETE", d); - return NGX_HTTP_CONFLICT; - } - -ok: - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http delete filename: \"%s\"", path.data); - - if (ngx_link_info(path.data, &fi) == NGX_FILE_ERROR) { - err = ngx_errno; - - rc = (err == NGX_ENOTDIR) ? NGX_HTTP_CONFLICT : NGX_HTTP_NOT_FOUND; - - return ngx_http_dav_error(r->connection->log, err, - rc, ngx_link_info_n, path.data); - } - - if (ngx_is_dir(&fi)) { - - if (r->uri.data[r->uri.len - 1] != '/') { - ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_EISDIR, - "DELETE \"%s\" failed", path.data); - return NGX_HTTP_CONFLICT; - } - - depth = ngx_http_dav_depth(r, NGX_HTTP_DAV_INFINITY_DEPTH); - - if (depth != NGX_HTTP_DAV_INFINITY_DEPTH) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"Depth\" header must be infinity"); - return NGX_HTTP_BAD_REQUEST; - } - - path.len -= 2; /* omit "/\0" */ - - dir = 1; - - } else { - - /* - * we do not need to test (r->uri.data[r->uri.len - 1] == '/') - * because ngx_link_info("/file/") returned NGX_ENOTDIR above - */ - - depth = ngx_http_dav_depth(r, 0); - - if (depth != 0 && depth != NGX_HTTP_DAV_INFINITY_DEPTH) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"Depth\" header must be 0 or infinity"); - return NGX_HTTP_BAD_REQUEST; - } - - dir = 0; - } - - rc = ngx_http_dav_delete_path(r, &path, dir); - - if (rc == NGX_OK) { - return NGX_HTTP_NO_CONTENT; - } - - return rc; -} - - -static ngx_int_t -ngx_http_dav_delete_path(ngx_http_request_t *r, ngx_str_t *path, ngx_uint_t dir) -{ - char *failed; - ngx_tree_ctx_t tree; - - if (dir) { - - tree.init_handler = NULL; - tree.file_handler = ngx_http_dav_delete_file; - tree.pre_tree_handler = ngx_http_dav_noop; - tree.post_tree_handler = ngx_http_dav_delete_dir; - tree.spec_handler = ngx_http_dav_delete_file; - tree.data = NULL; - tree.alloc = 0; - tree.log = r->connection->log; - - /* TODO: 207 */ - - if (ngx_walk_tree(&tree, path) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_delete_dir(path->data) != NGX_FILE_ERROR) { - return NGX_OK; - } - - failed = ngx_delete_dir_n; - - } else { - - if (ngx_delete_file(path->data) != NGX_FILE_ERROR) { - return NGX_OK; - } - - failed = ngx_delete_file_n; - } - - return ngx_http_dav_error(r->connection->log, ngx_errno, - NGX_HTTP_NOT_FOUND, failed, path->data); -} - - -static ngx_int_t -ngx_http_dav_delete_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http delete dir: \"%s\"", path->data); - - if (ngx_delete_dir(path->data) == NGX_FILE_ERROR) { - - /* TODO: add to 207 */ - - (void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_delete_dir_n, - path->data); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_dav_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http delete file: \"%s\"", path->data); - - if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { - - /* TODO: add to 207 */ - - (void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_delete_file_n, - path->data); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_dav_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_dav_mkcol_handler(ngx_http_request_t *r, ngx_http_dav_loc_conf_t *dlcf) -{ - u_char *p; - size_t root; - ngx_str_t path; - - if (r->headers_in.content_length_n > 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "MKCOL with body is unsupported"); - return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; - } - - if (r->uri.data[r->uri.len - 1] != '/') { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "MKCOL can create a collection only"); - return NGX_HTTP_CONFLICT; - } - - p = ngx_http_map_uri_to_path(r, &path, &root, 0); - if (p == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - *(p - 1) = '\0'; - r->uri.len--; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http mkcol path: \"%s\"", path.data); - - if (ngx_create_dir(path.data, ngx_dir_access(dlcf->access)) - != NGX_FILE_ERROR) - { - if (ngx_http_dav_location(r, path.data) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - return NGX_HTTP_CREATED; - } - - return ngx_http_dav_error(r->connection->log, ngx_errno, - NGX_HTTP_CONFLICT, ngx_create_dir_n, path.data); -} - - -static ngx_int_t -ngx_http_dav_copy_move_handler(ngx_http_request_t *r) -{ - u_char *p, *host, *last, ch; - size_t len, root; - ngx_err_t err; - ngx_int_t rc, depth; - ngx_uint_t overwrite, slash, dir, flags; - ngx_str_t path, uri, duri, args; - ngx_tree_ctx_t tree; - ngx_copy_file_t cf; - ngx_file_info_t fi; - ngx_table_elt_t *dest, *over; - ngx_ext_rename_file_t ext; - ngx_http_dav_copy_ctx_t copy; - ngx_http_dav_loc_conf_t *dlcf; - - if (r->headers_in.content_length_n > 0) { - return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; - } - - dest = r->headers_in.destination; - - if (dest == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent no \"Destination\" header"); - return NGX_HTTP_BAD_REQUEST; - } - - p = dest->value.data; - /* there is always '\0' even after empty header value */ - if (p[0] == '/') { - last = p + dest->value.len; - goto destination_done; - } - - len = r->headers_in.server.len; - - if (len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent no \"Host\" header"); - return NGX_HTTP_BAD_REQUEST; - } - -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - if (ngx_strncmp(dest->value.data, "https://", sizeof("https://") - 1) - != 0) - { - goto invalid_destination; - } - - host = dest->value.data + sizeof("https://") - 1; - - } else -#endif - { - if (ngx_strncmp(dest->value.data, "http://", sizeof("http://") - 1) - != 0) - { - goto invalid_destination; - } - - host = dest->value.data + sizeof("http://") - 1; - } - - if (ngx_strncmp(host, r->headers_in.server.data, len) != 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"Destination\" URI \"%V\" is handled by " - "different repository than the source URI", - &dest->value); - return NGX_HTTP_BAD_REQUEST; - } - - last = dest->value.data + dest->value.len; - - for (p = host + len; p < last; p++) { - if (*p == '/') { - goto destination_done; - } - } - -invalid_destination: - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent invalid \"Destination\" header: \"%V\"", - &dest->value); - return NGX_HTTP_BAD_REQUEST; - -destination_done: - - duri.len = last - p; - duri.data = p; - flags = NGX_HTTP_LOG_UNSAFE; - - if (ngx_http_parse_unsafe_uri(r, &duri, &args, &flags) != NGX_OK) { - goto invalid_destination; - } - - if ((r->uri.data[r->uri.len - 1] == '/' && *(last - 1) != '/') - || (r->uri.data[r->uri.len - 1] != '/' && *(last - 1) == '/')) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "both URI \"%V\" and \"Destination\" URI \"%V\" " - "should be either collections or non-collections", - &r->uri, &dest->value); - return NGX_HTTP_CONFLICT; - } - - depth = ngx_http_dav_depth(r, NGX_HTTP_DAV_INFINITY_DEPTH); - - if (depth != NGX_HTTP_DAV_INFINITY_DEPTH) { - - if (r->method == NGX_HTTP_COPY) { - if (depth != 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"Depth\" header must be 0 or infinity"); - return NGX_HTTP_BAD_REQUEST; - } - - } else { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"Depth\" header must be infinity"); - return NGX_HTTP_BAD_REQUEST; - } - } - - over = r->headers_in.overwrite; - - if (over) { - if (over->value.len == 1) { - ch = over->value.data[0]; - - if (ch == 'T' || ch == 't') { - overwrite = 1; - goto overwrite_done; - } - - if (ch == 'F' || ch == 'f') { - overwrite = 0; - goto overwrite_done; - } - - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent invalid \"Overwrite\" header: \"%V\"", - &over->value); - return NGX_HTTP_BAD_REQUEST; - } - - overwrite = 1; - -overwrite_done: - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http copy from: \"%s\"", path.data); - - uri = r->uri; - r->uri = duri; - - if (ngx_http_map_uri_to_path(r, ©.path, &root, 0) == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->uri = uri; - - copy.path.len--; /* omit "\0" */ - - if (copy.path.data[copy.path.len - 1] == '/') { - slash = 1; - copy.path.len--; - copy.path.data[copy.path.len] = '\0'; - - } else { - slash = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http copy to: \"%s\"", copy.path.data); - - if (ngx_link_info(copy.path.data, &fi) == NGX_FILE_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOENT) { - return ngx_http_dav_error(r->connection->log, err, - NGX_HTTP_NOT_FOUND, ngx_link_info_n, - copy.path.data); - } - - /* destination does not exist */ - - overwrite = 0; - dir = 0; - - } else { - - /* destination exists */ - - if (ngx_is_dir(&fi) && !slash) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"%V\" could not be %Ved to collection \"%V\"", - &r->uri, &r->method_name, &dest->value); - return NGX_HTTP_CONFLICT; - } - - if (!overwrite) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_EEXIST, - "\"%s\" could not be created", copy.path.data); - return NGX_HTTP_PRECONDITION_FAILED; - } - - dir = ngx_is_dir(&fi); - } - - if (ngx_link_info(path.data, &fi) == NGX_FILE_ERROR) { - return ngx_http_dav_error(r->connection->log, ngx_errno, - NGX_HTTP_NOT_FOUND, ngx_link_info_n, - path.data); - } - - if (ngx_is_dir(&fi)) { - - if (r->uri.data[r->uri.len - 1] != '/') { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"%V\" is collection", &r->uri); - return NGX_HTTP_BAD_REQUEST; - } - - if (overwrite) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http delete: \"%s\"", copy.path.data); - - rc = ngx_http_dav_delete_path(r, ©.path, dir); - - if (rc != NGX_OK) { - return rc; - } - } - } - - if (ngx_is_dir(&fi)) { - - path.len -= 2; /* omit "/\0" */ - - if (r->method == NGX_HTTP_MOVE) { - if (ngx_rename_file(path.data, copy.path.data) != NGX_FILE_ERROR) { - return NGX_HTTP_CREATED; - } - } - - if (ngx_create_dir(copy.path.data, ngx_file_access(&fi)) - == NGX_FILE_ERROR) - { - return ngx_http_dav_error(r->connection->log, ngx_errno, - NGX_HTTP_NOT_FOUND, - ngx_create_dir_n, copy.path.data); - } - - copy.len = path.len; - - tree.init_handler = NULL; - tree.file_handler = ngx_http_dav_copy_tree_file; - tree.pre_tree_handler = ngx_http_dav_copy_dir; - tree.post_tree_handler = ngx_http_dav_copy_dir_time; - tree.spec_handler = ngx_http_dav_noop; - tree.data = © - tree.alloc = 0; - tree.log = r->connection->log; - - if (ngx_walk_tree(&tree, &path) == NGX_OK) { - - if (r->method == NGX_HTTP_MOVE) { - rc = ngx_http_dav_delete_path(r, &path, 1); - - if (rc != NGX_OK) { - return rc; - } - } - - return NGX_HTTP_CREATED; - } - - } else { - - if (r->method == NGX_HTTP_MOVE) { - - dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); - - ext.access = 0; - ext.path_access = dlcf->access; - ext.time = -1; - ext.create_path = 1; - ext.delete_file = 0; - ext.log = r->connection->log; - - if (ngx_ext_rename_file(&path, ©.path, &ext) == NGX_OK) { - return NGX_HTTP_NO_CONTENT; - } - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - dlcf = ngx_http_get_module_loc_conf(r, ngx_http_dav_module); - - cf.size = ngx_file_size(&fi); - cf.buf_size = 0; - cf.access = dlcf->access; - cf.time = ngx_file_mtime(&fi); - cf.log = r->connection->log; - - if (ngx_copy_file(path.data, copy.path.data, &cf) == NGX_OK) { - return NGX_HTTP_NO_CONTENT; - } - } - - return NGX_HTTP_INTERNAL_SERVER_ERROR; -} - - -static ngx_int_t -ngx_http_dav_copy_dir(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - u_char *p, *dir; - size_t len; - ngx_http_dav_copy_ctx_t *copy; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http copy dir: \"%s\"", path->data); - - copy = ctx->data; - - len = copy->path.len + path->len; - - dir = ngx_alloc(len + 1, ctx->log); - if (dir == NULL) { - return NGX_ABORT; - } - - p = ngx_cpymem(dir, copy->path.data, copy->path.len); - (void) ngx_cpystrn(p, path->data + copy->len, path->len - copy->len + 1); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http copy dir to: \"%s\"", dir); - - if (ngx_create_dir(dir, ngx_dir_access(ctx->access)) == NGX_FILE_ERROR) { - (void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_create_dir_n, - dir); - } - - ngx_free(dir); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_dav_copy_dir_time(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - u_char *p, *dir; - size_t len; - ngx_http_dav_copy_ctx_t *copy; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http copy dir time: \"%s\"", path->data); - - copy = ctx->data; - - len = copy->path.len + path->len; - - dir = ngx_alloc(len + 1, ctx->log); - if (dir == NULL) { - return NGX_ABORT; - } - - p = ngx_cpymem(dir, copy->path.data, copy->path.len); - (void) ngx_cpystrn(p, path->data + copy->len, path->len - copy->len + 1); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http copy dir time to: \"%s\"", dir); - -#if (NGX_WIN32) - { - ngx_fd_t fd; - - fd = ngx_open_file(dir, NGX_FILE_RDWR, NGX_FILE_OPEN, 0); - - if (fd == NGX_INVALID_FILE) { - (void) ngx_http_dav_error(ctx->log, ngx_errno, 0, ngx_open_file_n, dir); - goto failed; - } - - if (ngx_set_file_time(NULL, fd, ctx->mtime) != NGX_OK) { - ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, - ngx_set_file_time_n " \"%s\" failed", dir); - } - - if (ngx_close_file(fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", dir); - } - } - -failed: - -#else - - if (ngx_set_file_time(dir, 0, ctx->mtime) != NGX_OK) { - ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, - ngx_set_file_time_n " \"%s\" failed", dir); - } - -#endif - - ngx_free(dir); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_dav_copy_tree_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - u_char *p, *file; - size_t len; - ngx_copy_file_t cf; - ngx_http_dav_copy_ctx_t *copy; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http copy file: \"%s\"", path->data); - - copy = ctx->data; - - len = copy->path.len + path->len; - - file = ngx_alloc(len + 1, ctx->log); - if (file == NULL) { - return NGX_ABORT; - } - - p = ngx_cpymem(file, copy->path.data, copy->path.len); - (void) ngx_cpystrn(p, path->data + copy->len, path->len - copy->len + 1); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http copy file to: \"%s\"", file); - - cf.size = ctx->size; - cf.buf_size = 0; - cf.access = ctx->access; - cf.time = ctx->mtime; - cf.log = ctx->log; - - (void) ngx_copy_file(path->data, file, &cf); - - ngx_free(file); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_dav_depth(ngx_http_request_t *r, ngx_int_t dflt) -{ - ngx_table_elt_t *depth; - - depth = r->headers_in.depth; - - if (depth == NULL) { - return dflt; - } - - if (depth->value.len == 1) { - - if (depth->value.data[0] == '0') { - return 0; - } - - if (depth->value.data[0] == '1') { - return 1; - } - - } else { - - if (depth->value.len == sizeof("infinity") - 1 - && ngx_strcmp(depth->value.data, "infinity") == 0) - { - return NGX_HTTP_DAV_INFINITY_DEPTH; - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent invalid \"Depth\" header: \"%V\"", - &depth->value); - - return NGX_HTTP_DAV_INVALID_DEPTH; -} - - -static ngx_int_t -ngx_http_dav_error(ngx_log_t *log, ngx_err_t err, ngx_int_t not_found, - char *failed, u_char *path) -{ - ngx_int_t rc; - ngx_uint_t level; - - if (err == NGX_ENOENT || err == NGX_ENOTDIR || err == NGX_ENAMETOOLONG) { - level = NGX_LOG_ERR; - rc = not_found; - - } else if (err == NGX_EACCES || err == NGX_EPERM) { - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - - } else if (err == NGX_EEXIST) { - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_ALLOWED; - - } else if (err == NGX_ENOSPC) { - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INSUFFICIENT_STORAGE; - - } else { - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_error(level, log, err, "%s \"%s\" failed", failed, path); - - return rc; -} - - -static ngx_int_t -ngx_http_dav_location(ngx_http_request_t *r, u_char *path) -{ - u_char *location; - ngx_http_core_loc_conf_t *clcf; - - r->headers_out.location = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.location == NULL) { - return NGX_ERROR; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!clcf->alias && clcf->root_lengths == NULL) { - location = path + clcf->root.len; - - } else { - location = ngx_pnalloc(r->pool, r->uri.len); - if (location == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(location, r->uri.data, r->uri.len); - } - - r->headers_out.location->hash = 1; - ngx_str_set(&r->headers_out.location->key, "Location"); - r->headers_out.location->value.len = r->uri.len; - r->headers_out.location->value.data = location; - - return NGX_OK; -} - - -static void * -ngx_http_dav_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_dav_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_dav_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->methods = 0; - */ - - conf->min_delete_depth = NGX_CONF_UNSET_UINT; - conf->access = NGX_CONF_UNSET_UINT; - conf->create_full_put_path = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_dav_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_dav_loc_conf_t *prev = parent; - ngx_http_dav_loc_conf_t *conf = child; - - ngx_conf_merge_bitmask_value(conf->methods, prev->methods, - (NGX_CONF_BITMASK_SET|NGX_HTTP_DAV_OFF)); - - ngx_conf_merge_uint_value(conf->min_delete_depth, - prev->min_delete_depth, 0); - - ngx_conf_merge_uint_value(conf->access, prev->access, 0600); - - ngx_conf_merge_value(conf->create_full_put_path, - prev->create_full_put_path, 0); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_dav_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_dav_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_degradation_module.c b/app/nginx/src/http/modules/ngx_http_degradation_module.c deleted file mode 100644 index b9c65cd..0000000 --- a/app/nginx/src/http/modules/ngx_http_degradation_module.c +++ /dev/null @@ -1,243 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - size_t sbrk_size; -} ngx_http_degradation_main_conf_t; - - -typedef struct { - ngx_uint_t degrade; -} ngx_http_degradation_loc_conf_t; - - -static ngx_conf_enum_t ngx_http_degrade[] = { - { ngx_string("204"), 204 }, - { ngx_string("444"), 444 }, - { ngx_null_string, 0 } -}; - - -static void *ngx_http_degradation_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_degradation_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_degradation_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_degradation(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_degradation_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_degradation_commands[] = { - - { ngx_string("degradation"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_http_degradation, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("degrade"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_degradation_loc_conf_t, degrade), - &ngx_http_degrade }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_degradation_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_degradation_init, /* postconfiguration */ - - ngx_http_degradation_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_degradation_create_loc_conf, /* create location configuration */ - ngx_http_degradation_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_degradation_module = { - NGX_MODULE_V1, - &ngx_http_degradation_module_ctx, /* module context */ - ngx_http_degradation_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_degradation_handler(ngx_http_request_t *r) -{ - ngx_http_degradation_loc_conf_t *dlcf; - - dlcf = ngx_http_get_module_loc_conf(r, ngx_http_degradation_module); - - if (dlcf->degrade && ngx_http_degraded(r)) { - return dlcf->degrade; - } - - return NGX_DECLINED; -} - - -ngx_uint_t -ngx_http_degraded(ngx_http_request_t *r) -{ - time_t now; - ngx_uint_t log; - static size_t sbrk_size; - static time_t sbrk_time; - ngx_http_degradation_main_conf_t *dmcf; - - dmcf = ngx_http_get_module_main_conf(r, ngx_http_degradation_module); - - if (dmcf->sbrk_size) { - - log = 0; - now = ngx_time(); - - /* lock mutex */ - - if (now != sbrk_time) { - - /* - * ELF/i386 is loaded at 0x08000000, 128M - * ELF/amd64 is loaded at 0x00400000, 4M - * - * use a function address to subtract the loading address - */ - - sbrk_size = (size_t) sbrk(0) - ((uintptr_t) ngx_palloc & ~0x3FFFFF); - sbrk_time = now; - log = 1; - } - - /* unlock mutex */ - - if (sbrk_size >= dmcf->sbrk_size) { - if (log) { - ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, - "degradation sbrk:%uzM", - sbrk_size / (1024 * 1024)); - } - - return 1; - } - } - - return 0; -} - - -static void * -ngx_http_degradation_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_degradation_main_conf_t *dmcf; - - dmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_degradation_main_conf_t)); - if (dmcf == NULL) { - return NULL; - } - - return dmcf; -} - - -static void * -ngx_http_degradation_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_degradation_loc_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_degradation_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->degrade = NGX_CONF_UNSET_UINT; - - return conf; -} - - -static char * -ngx_http_degradation_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_degradation_loc_conf_t *prev = parent; - ngx_http_degradation_loc_conf_t *conf = child; - - ngx_conf_merge_uint_value(conf->degrade, prev->degrade, 0); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_degradation(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_degradation_main_conf_t *dmcf = conf; - - ngx_str_t *value, s; - - value = cf->args->elts; - - if (ngx_strncmp(value[1].data, "sbrk=", 5) == 0) { - - s.len = value[1].len - 5; - s.data = value[1].data + 5; - - dmcf->sbrk_size = ngx_parse_size(&s); - if (dmcf->sbrk_size == (size_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid sbrk size \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - - return NGX_CONF_ERROR; -} - - -static ngx_int_t -ngx_http_degradation_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_degradation_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_empty_gif_module.c b/app/nginx/src/http/modules/ngx_http_empty_gif_module.c deleted file mode 100644 index 04114dc..0000000 --- a/app/nginx/src/http/modules/ngx_http_empty_gif_module.c +++ /dev/null @@ -1,140 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static char *ngx_http_empty_gif(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -static ngx_command_t ngx_http_empty_gif_commands[] = { - - { ngx_string("empty_gif"), - NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS, - ngx_http_empty_gif, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -/* the minimal single pixel transparent GIF, 43 bytes */ - -static u_char ngx_empty_gif[] = { - - 'G', 'I', 'F', '8', '9', 'a', /* header */ - - /* logical screen descriptor */ - 0x01, 0x00, /* logical screen width */ - 0x01, 0x00, /* logical screen height */ - 0x80, /* global 1-bit color table */ - 0x01, /* background color #1 */ - 0x00, /* no aspect ratio */ - - /* global color table */ - 0x00, 0x00, 0x00, /* #0: black */ - 0xff, 0xff, 0xff, /* #1: white */ - - /* graphic control extension */ - 0x21, /* extension introducer */ - 0xf9, /* graphic control label */ - 0x04, /* block size */ - 0x01, /* transparent color is given, */ - /* no disposal specified, */ - /* user input is not expected */ - 0x00, 0x00, /* delay time */ - 0x01, /* transparent color #1 */ - 0x00, /* block terminator */ - - /* image descriptor */ - 0x2c, /* image separator */ - 0x00, 0x00, /* image left position */ - 0x00, 0x00, /* image top position */ - 0x01, 0x00, /* image width */ - 0x01, 0x00, /* image height */ - 0x00, /* no local color table, no interlaced */ - - /* table based image data */ - 0x02, /* LZW minimum code size, */ - /* must be at least 2-bit */ - 0x02, /* block size */ - 0x4c, 0x01, /* compressed bytes 01_001_100, 0000000_1 */ - /* 100: clear code */ - /* 001: 1 */ - /* 101: end of information code */ - 0x00, /* block terminator */ - - 0x3B /* trailer */ -}; - - -static ngx_http_module_t ngx_http_empty_gif_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_empty_gif_module = { - NGX_MODULE_V1, - &ngx_http_empty_gif_module_ctx, /* module context */ - ngx_http_empty_gif_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_gif_type = ngx_string("image/gif"); - - -static ngx_int_t -ngx_http_empty_gif_handler(ngx_http_request_t *r) -{ - ngx_http_complex_value_t cv; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_HTTP_NOT_ALLOWED; - } - - ngx_memzero(&cv, sizeof(ngx_http_complex_value_t)); - - cv.value.len = sizeof(ngx_empty_gif); - cv.value.data = ngx_empty_gif; - r->headers_out.last_modified_time = 23349600; - - return ngx_http_send_response(r, NGX_HTTP_OK, &ngx_http_gif_type, &cv); -} - - -static char * -ngx_http_empty_gif(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_empty_gif_handler; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_fastcgi_module.c b/app/nginx/src/http/modules/ngx_http_fastcgi_module.c deleted file mode 100644 index 06c1973..0000000 --- a/app/nginx/src/http/modules/ngx_http_fastcgi_module.c +++ /dev/null @@ -1,3788 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_array_t caches; /* ngx_http_file_cache_t * */ -} ngx_http_fastcgi_main_conf_t; - - -typedef struct { - ngx_array_t *flushes; - ngx_array_t *lengths; - ngx_array_t *values; - ngx_uint_t number; - ngx_hash_t hash; -} ngx_http_fastcgi_params_t; - - -typedef struct { - ngx_http_upstream_conf_t upstream; - - ngx_str_t index; - - ngx_http_fastcgi_params_t params; -#if (NGX_HTTP_CACHE) - ngx_http_fastcgi_params_t params_cache; -#endif - - ngx_array_t *params_source; - ngx_array_t *catch_stderr; - - ngx_array_t *fastcgi_lengths; - ngx_array_t *fastcgi_values; - - ngx_flag_t keep_conn; - -#if (NGX_HTTP_CACHE) - ngx_http_complex_value_t cache_key; -#endif - -#if (NGX_PCRE) - ngx_regex_t *split_regex; - ngx_str_t split_name; -#endif -} ngx_http_fastcgi_loc_conf_t; - - -typedef enum { - ngx_http_fastcgi_st_version = 0, - ngx_http_fastcgi_st_type, - ngx_http_fastcgi_st_request_id_hi, - ngx_http_fastcgi_st_request_id_lo, - ngx_http_fastcgi_st_content_length_hi, - ngx_http_fastcgi_st_content_length_lo, - ngx_http_fastcgi_st_padding_length, - ngx_http_fastcgi_st_reserved, - ngx_http_fastcgi_st_data, - ngx_http_fastcgi_st_padding -} ngx_http_fastcgi_state_e; - - -typedef struct { - u_char *start; - u_char *end; -} ngx_http_fastcgi_split_part_t; - - -typedef struct { - ngx_http_fastcgi_state_e state; - u_char *pos; - u_char *last; - ngx_uint_t type; - size_t length; - size_t padding; - - ngx_chain_t *free; - ngx_chain_t *busy; - - unsigned fastcgi_stdout:1; - unsigned large_stderr:1; - unsigned header_sent:1; - - ngx_array_t *split_parts; - - ngx_str_t script_name; - ngx_str_t path_info; -} ngx_http_fastcgi_ctx_t; - - -#define NGX_HTTP_FASTCGI_RESPONDER 1 - -#define NGX_HTTP_FASTCGI_KEEP_CONN 1 - -#define NGX_HTTP_FASTCGI_BEGIN_REQUEST 1 -#define NGX_HTTP_FASTCGI_ABORT_REQUEST 2 -#define NGX_HTTP_FASTCGI_END_REQUEST 3 -#define NGX_HTTP_FASTCGI_PARAMS 4 -#define NGX_HTTP_FASTCGI_STDIN 5 -#define NGX_HTTP_FASTCGI_STDOUT 6 -#define NGX_HTTP_FASTCGI_STDERR 7 -#define NGX_HTTP_FASTCGI_DATA 8 - - -typedef struct { - u_char version; - u_char type; - u_char request_id_hi; - u_char request_id_lo; - u_char content_length_hi; - u_char content_length_lo; - u_char padding_length; - u_char reserved; -} ngx_http_fastcgi_header_t; - - -typedef struct { - u_char role_hi; - u_char role_lo; - u_char flags; - u_char reserved[5]; -} ngx_http_fastcgi_begin_request_t; - - -typedef struct { - u_char version; - u_char type; - u_char request_id_hi; - u_char request_id_lo; -} ngx_http_fastcgi_header_small_t; - - -typedef struct { - ngx_http_fastcgi_header_t h0; - ngx_http_fastcgi_begin_request_t br; - ngx_http_fastcgi_header_small_t h1; -} ngx_http_fastcgi_request_start_t; - - -static ngx_int_t ngx_http_fastcgi_eval(ngx_http_request_t *r, - ngx_http_fastcgi_loc_conf_t *flcf); -#if (NGX_HTTP_CACHE) -static ngx_int_t ngx_http_fastcgi_create_key(ngx_http_request_t *r); -#endif -static ngx_int_t ngx_http_fastcgi_create_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_fastcgi_reinit_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_fastcgi_body_output_filter(void *data, - ngx_chain_t *in); -static ngx_int_t ngx_http_fastcgi_process_header(ngx_http_request_t *r); -static ngx_int_t ngx_http_fastcgi_input_filter_init(void *data); -static ngx_int_t ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, - ngx_buf_t *buf); -static ngx_int_t ngx_http_fastcgi_non_buffered_filter(void *data, - ssize_t bytes); -static ngx_int_t ngx_http_fastcgi_process_record(ngx_http_request_t *r, - ngx_http_fastcgi_ctx_t *f); -static void ngx_http_fastcgi_abort_request(ngx_http_request_t *r); -static void ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, - ngx_int_t rc); - -static ngx_int_t ngx_http_fastcgi_add_variables(ngx_conf_t *cf); -static void *ngx_http_fastcgi_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_fastcgi_init_params(ngx_conf_t *cf, - ngx_http_fastcgi_loc_conf_t *conf, ngx_http_fastcgi_params_t *params, - ngx_keyval_t *default_params); - -static ngx_int_t ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_fastcgi_path_info_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_http_fastcgi_ctx_t *ngx_http_fastcgi_split(ngx_http_request_t *r, - ngx_http_fastcgi_loc_conf_t *flcf); - -static char *ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_fastcgi_split_path_info(ngx_conf_t *cf, - ngx_command_t *cmd, void *conf); -static char *ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#if (NGX_HTTP_CACHE) -static char *ngx_http_fastcgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_fastcgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#endif - -static char *ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, - void *data); - - -static ngx_conf_post_t ngx_http_fastcgi_lowat_post = - { ngx_http_fastcgi_lowat_check }; - - -static ngx_conf_bitmask_t ngx_http_fastcgi_next_upstream_masks[] = { - { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, - { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, - { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, - { ngx_string("non_idempotent"), NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT }, - { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, - { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, - { ngx_string("http_403"), NGX_HTTP_UPSTREAM_FT_HTTP_403 }, - { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { ngx_string("http_429"), NGX_HTTP_UPSTREAM_FT_HTTP_429 }, - { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, - { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, - { ngx_null_string, 0 } -}; - - -ngx_module_t ngx_http_fastcgi_module; - - -static ngx_command_t ngx_http_fastcgi_commands[] = { - - { ngx_string("fastcgi_pass"), - NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, - ngx_http_fastcgi_pass, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("fastcgi_index"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, index), - NULL }, - - { ngx_string("fastcgi_split_path_info"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_fastcgi_split_path_info, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("fastcgi_store"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_fastcgi_store, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("fastcgi_store_access"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_conf_set_access_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.store_access), - NULL }, - - { ngx_string("fastcgi_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffering), - NULL }, - - { ngx_string("fastcgi_request_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.request_buffering), - NULL }, - - { ngx_string("fastcgi_ignore_client_abort"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_client_abort), - NULL }, - - { ngx_string("fastcgi_bind"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_bind_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.local), - NULL }, - - { ngx_string("fastcgi_connect_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.connect_timeout), - NULL }, - - { ngx_string("fastcgi_send_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_timeout), - NULL }, - - { ngx_string("fastcgi_send_lowat"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.send_lowat), - &ngx_http_fastcgi_lowat_post }, - - { ngx_string("fastcgi_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.buffer_size), - NULL }, - - { ngx_string("fastcgi_pass_request_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_headers), - NULL }, - - { ngx_string("fastcgi_pass_request_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_request_body), - NULL }, - - { ngx_string("fastcgi_intercept_errors"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.intercept_errors), - NULL }, - - { ngx_string("fastcgi_read_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.read_timeout), - NULL }, - - { ngx_string("fastcgi_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.bufs), - NULL }, - - { ngx_string("fastcgi_busy_buffers_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.busy_buffers_size_conf), - NULL }, - - { ngx_string("fastcgi_force_ranges"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.force_ranges), - NULL }, - - { ngx_string("fastcgi_limit_rate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.limit_rate), - NULL }, - -#if (NGX_HTTP_CACHE) - - { ngx_string("fastcgi_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_fastcgi_cache, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("fastcgi_cache_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_fastcgi_cache_key, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("fastcgi_cache_path"), - NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, - ngx_http_file_cache_set_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_fastcgi_main_conf_t, caches), - &ngx_http_fastcgi_module }, - - { ngx_string("fastcgi_cache_bypass"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_bypass), - NULL }, - - { ngx_string("fastcgi_no_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.no_cache), - NULL }, - - { ngx_string("fastcgi_cache_valid"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_file_cache_valid_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_valid), - NULL }, - - { ngx_string("fastcgi_cache_min_uses"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_min_uses), - NULL }, - - { ngx_string("fastcgi_cache_max_range_offset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_off_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_max_range_offset), - NULL }, - - { ngx_string("fastcgi_cache_use_stale"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_use_stale), - &ngx_http_fastcgi_next_upstream_masks }, - - { ngx_string("fastcgi_cache_methods"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_methods), - &ngx_http_upstream_cache_method_mask }, - - { ngx_string("fastcgi_cache_lock"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_lock), - NULL }, - - { ngx_string("fastcgi_cache_lock_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_lock_timeout), - NULL }, - - { ngx_string("fastcgi_cache_lock_age"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_lock_age), - NULL }, - - { ngx_string("fastcgi_cache_revalidate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_revalidate), - NULL }, - - { ngx_string("fastcgi_cache_background_update"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.cache_background_update), - NULL }, - -#endif - - { ngx_string("fastcgi_temp_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, - ngx_conf_set_path_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_path), - NULL }, - - { ngx_string("fastcgi_max_temp_file_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.max_temp_file_size_conf), - NULL }, - - { ngx_string("fastcgi_temp_file_write_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.temp_file_write_size_conf), - NULL }, - - { ngx_string("fastcgi_next_upstream"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream), - &ngx_http_fastcgi_next_upstream_masks }, - - { ngx_string("fastcgi_next_upstream_tries"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream_tries), - NULL }, - - { ngx_string("fastcgi_next_upstream_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.next_upstream_timeout), - NULL }, - - { ngx_string("fastcgi_param"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE23, - ngx_http_upstream_param_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, params_source), - NULL }, - - { ngx_string("fastcgi_pass_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.pass_headers), - NULL }, - - { ngx_string("fastcgi_hide_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.hide_headers), - NULL }, - - { ngx_string("fastcgi_ignore_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, upstream.ignore_headers), - &ngx_http_upstream_ignore_headers_masks }, - - { ngx_string("fastcgi_catch_stderr"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, catch_stderr), - NULL }, - - { ngx_string("fastcgi_keep_conn"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_fastcgi_loc_conf_t, keep_conn), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_fastcgi_module_ctx = { - ngx_http_fastcgi_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_fastcgi_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_fastcgi_create_loc_conf, /* create location configuration */ - ngx_http_fastcgi_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_fastcgi_module = { - NGX_MODULE_V1, - &ngx_http_fastcgi_module_ctx, /* module context */ - ngx_http_fastcgi_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_fastcgi_request_start_t ngx_http_fastcgi_request_start = { - { 1, /* version */ - NGX_HTTP_FASTCGI_BEGIN_REQUEST, /* type */ - 0, /* request_id_hi */ - 1, /* request_id_lo */ - 0, /* content_length_hi */ - sizeof(ngx_http_fastcgi_begin_request_t), /* content_length_lo */ - 0, /* padding_length */ - 0 }, /* reserved */ - - { 0, /* role_hi */ - NGX_HTTP_FASTCGI_RESPONDER, /* role_lo */ - 0, /* NGX_HTTP_FASTCGI_KEEP_CONN */ /* flags */ - { 0, 0, 0, 0, 0 } }, /* reserved[5] */ - - { 1, /* version */ - NGX_HTTP_FASTCGI_PARAMS, /* type */ - 0, /* request_id_hi */ - 1 }, /* request_id_lo */ - -}; - - -static ngx_http_variable_t ngx_http_fastcgi_vars[] = { - - { ngx_string("fastcgi_script_name"), NULL, - ngx_http_fastcgi_script_name_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_string("fastcgi_path_info"), NULL, - ngx_http_fastcgi_path_info_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_str_t ngx_http_fastcgi_hide_headers[] = { - ngx_string("Status"), - ngx_string("X-Accel-Expires"), - ngx_string("X-Accel-Redirect"), - ngx_string("X-Accel-Limit-Rate"), - ngx_string("X-Accel-Buffering"), - ngx_string("X-Accel-Charset"), - ngx_null_string -}; - - -#if (NGX_HTTP_CACHE) - -static ngx_keyval_t ngx_http_fastcgi_cache_headers[] = { - { ngx_string("HTTP_IF_MODIFIED_SINCE"), - ngx_string("$upstream_cache_last_modified") }, - { ngx_string("HTTP_IF_UNMODIFIED_SINCE"), ngx_string("") }, - { ngx_string("HTTP_IF_NONE_MATCH"), ngx_string("$upstream_cache_etag") }, - { ngx_string("HTTP_IF_MATCH"), ngx_string("") }, - { ngx_string("HTTP_RANGE"), ngx_string("") }, - { ngx_string("HTTP_IF_RANGE"), ngx_string("") }, - { ngx_null_string, ngx_null_string } -}; - -#endif - - -static ngx_path_init_t ngx_http_fastcgi_temp_path = { - ngx_string(NGX_HTTP_FASTCGI_TEMP_PATH), { 1, 2, 0 } -}; - - -static ngx_int_t -ngx_http_fastcgi_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_upstream_t *u; - ngx_http_fastcgi_ctx_t *f; - ngx_http_fastcgi_loc_conf_t *flcf; -#if (NGX_HTTP_CACHE) - ngx_http_fastcgi_main_conf_t *fmcf; -#endif - - if (ngx_http_upstream_create(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); - if (f == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - if (flcf->fastcgi_lengths) { - if (ngx_http_fastcgi_eval(r, flcf) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - u = r->upstream; - - ngx_str_set(&u->schema, "fastcgi://"); - u->output.tag = (ngx_buf_tag_t) &ngx_http_fastcgi_module; - - u->conf = &flcf->upstream; - -#if (NGX_HTTP_CACHE) - fmcf = ngx_http_get_module_main_conf(r, ngx_http_fastcgi_module); - - u->caches = &fmcf->caches; - u->create_key = ngx_http_fastcgi_create_key; -#endif - - u->create_request = ngx_http_fastcgi_create_request; - u->reinit_request = ngx_http_fastcgi_reinit_request; - u->process_header = ngx_http_fastcgi_process_header; - u->abort_request = ngx_http_fastcgi_abort_request; - u->finalize_request = ngx_http_fastcgi_finalize_request; - r->state = 0; - - u->buffering = flcf->upstream.buffering; - - u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); - if (u->pipe == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - u->pipe->input_filter = ngx_http_fastcgi_input_filter; - u->pipe->input_ctx = r; - - u->input_filter_init = ngx_http_fastcgi_input_filter_init; - u->input_filter = ngx_http_fastcgi_non_buffered_filter; - u->input_filter_ctx = r; - - if (!flcf->upstream.request_buffering - && flcf->upstream.pass_request_body) - { - r->request_body_no_buffering = 1; - } - - rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - return NGX_DONE; -} - - -static ngx_int_t -ngx_http_fastcgi_eval(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf) -{ - ngx_url_t url; - ngx_http_upstream_t *u; - - ngx_memzero(&url, sizeof(ngx_url_t)); - - if (ngx_http_script_run(r, &url.url, flcf->fastcgi_lengths->elts, 0, - flcf->fastcgi_values->elts) - == NULL) - { - return NGX_ERROR; - } - - url.no_resolve = 1; - - if (ngx_parse_url(r->pool, &url) != NGX_OK) { - if (url.err) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%s in upstream \"%V\"", url.err, &url.url); - } - - return NGX_ERROR; - } - - u = r->upstream; - - u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); - if (u->resolved == NULL) { - return NGX_ERROR; - } - - if (url.addrs) { - u->resolved->sockaddr = url.addrs[0].sockaddr; - u->resolved->socklen = url.addrs[0].socklen; - u->resolved->name = url.addrs[0].name; - u->resolved->naddrs = 1; - } - - u->resolved->host = url.host; - u->resolved->port = url.port; - u->resolved->no_port = url.no_port; - - return NGX_OK; -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_fastcgi_create_key(ngx_http_request_t *r) -{ - ngx_str_t *key; - ngx_http_fastcgi_loc_conf_t *flcf; - - key = ngx_array_push(&r->cache->keys); - if (key == NULL) { - return NGX_ERROR; - } - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - if (ngx_http_complex_value(r, &flcf->cache_key, key) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_fastcgi_create_request(ngx_http_request_t *r) -{ - off_t file_pos; - u_char ch, *pos, *lowcase_key; - size_t size, len, key_len, val_len, padding, - allocated; - ngx_uint_t i, n, next, hash, skip_empty, header_params; - ngx_buf_t *b; - ngx_chain_t *cl, *body; - ngx_list_part_t *part; - ngx_table_elt_t *header, **ignored; - ngx_http_upstream_t *u; - ngx_http_script_code_pt code; - ngx_http_script_engine_t e, le; - ngx_http_fastcgi_header_t *h; - ngx_http_fastcgi_params_t *params; - ngx_http_fastcgi_loc_conf_t *flcf; - ngx_http_script_len_code_pt lcode; - - len = 0; - header_params = 0; - ignored = NULL; - - u = r->upstream; - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - -#if (NGX_HTTP_CACHE) - params = u->cacheable ? &flcf->params_cache : &flcf->params; -#else - params = &flcf->params; -#endif - - if (params->lengths) { - ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); - - ngx_http_script_flush_no_cacheable_variables(r, params->flushes); - le.flushed = 1; - - le.ip = params->lengths->elts; - le.request = r; - - while (*(uintptr_t *) le.ip) { - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - key_len = lcode(&le); - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - skip_empty = lcode(&le); - - for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - le.ip += sizeof(uintptr_t); - - if (skip_empty && val_len == 0) { - continue; - } - - len += 1 + key_len + ((val_len > 127) ? 4 : 1) + val_len; - } - } - - if (flcf->upstream.pass_request_headers) { - - allocated = 0; - lowcase_key = NULL; - - if (params->number) { - n = 0; - part = &r->headers_in.headers.part; - - while (part) { - n += part->nelts; - part = part->next; - } - - ignored = ngx_palloc(r->pool, n * sizeof(void *)); - if (ignored == NULL) { - return NGX_ERROR; - } - } - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (params->number) { - if (allocated < header[i].key.len) { - allocated = header[i].key.len + 16; - lowcase_key = ngx_pnalloc(r->pool, allocated); - if (lowcase_key == NULL) { - return NGX_ERROR; - } - } - - hash = 0; - - for (n = 0; n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'A' && ch <= 'Z') { - ch |= 0x20; - - } else if (ch == '-') { - ch = '_'; - } - - hash = ngx_hash(hash, ch); - lowcase_key[n] = ch; - } - - if (ngx_hash_find(¶ms->hash, hash, lowcase_key, n)) { - ignored[header_params++] = &header[i]; - continue; - } - - n += sizeof("HTTP_") - 1; - - } else { - n = sizeof("HTTP_") - 1 + header[i].key.len; - } - - len += ((n > 127) ? 4 : 1) + ((header[i].value.len > 127) ? 4 : 1) - + n + header[i].value.len; - } - } - - - if (len > 65535) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "fastcgi request record is too big: %uz", len); - return NGX_ERROR; - } - - - padding = 8 - len % 8; - padding = (padding == 8) ? 0 : padding; - - - size = sizeof(ngx_http_fastcgi_header_t) - + sizeof(ngx_http_fastcgi_begin_request_t) - - + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ - + len + padding - + sizeof(ngx_http_fastcgi_header_t) /* NGX_HTTP_FASTCGI_PARAMS */ - - + sizeof(ngx_http_fastcgi_header_t); /* NGX_HTTP_FASTCGI_STDIN */ - - - b = ngx_create_temp_buf(r->pool, size); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - - ngx_http_fastcgi_request_start.br.flags = - flcf->keep_conn ? NGX_HTTP_FASTCGI_KEEP_CONN : 0; - - ngx_memcpy(b->pos, &ngx_http_fastcgi_request_start, - sizeof(ngx_http_fastcgi_request_start_t)); - - h = (ngx_http_fastcgi_header_t *) - (b->pos + sizeof(ngx_http_fastcgi_header_t) - + sizeof(ngx_http_fastcgi_begin_request_t)); - - h->content_length_hi = (u_char) ((len >> 8) & 0xff); - h->content_length_lo = (u_char) (len & 0xff); - h->padding_length = (u_char) padding; - h->reserved = 0; - - b->last = b->pos + sizeof(ngx_http_fastcgi_header_t) - + sizeof(ngx_http_fastcgi_begin_request_t) - + sizeof(ngx_http_fastcgi_header_t); - - - if (params->lengths) { - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = params->values->elts; - e.pos = b->last; - e.request = r; - e.flushed = 1; - - le.ip = params->lengths->elts; - - while (*(uintptr_t *) le.ip) { - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - key_len = (u_char) lcode(&le); - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - skip_empty = lcode(&le); - - for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - le.ip += sizeof(uintptr_t); - - if (skip_empty && val_len == 0) { - e.skip = 1; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - e.ip += sizeof(uintptr_t); - - e.skip = 0; - - continue; - } - - *e.pos++ = (u_char) key_len; - - if (val_len > 127) { - *e.pos++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); - *e.pos++ = (u_char) ((val_len >> 16) & 0xff); - *e.pos++ = (u_char) ((val_len >> 8) & 0xff); - *e.pos++ = (u_char) (val_len & 0xff); - - } else { - *e.pos++ = (u_char) val_len; - } - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - e.ip += sizeof(uintptr_t); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "fastcgi param: \"%*s: %*s\"", - key_len, e.pos - (key_len + val_len), - val_len, e.pos - val_len); - } - - b->last = e.pos; - } - - - if (flcf->upstream.pass_request_headers) { - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - for (n = 0; n < header_params; n++) { - if (&header[i] == ignored[n]) { - goto next; - } - } - - key_len = sizeof("HTTP_") - 1 + header[i].key.len; - if (key_len > 127) { - *b->last++ = (u_char) (((key_len >> 24) & 0x7f) | 0x80); - *b->last++ = (u_char) ((key_len >> 16) & 0xff); - *b->last++ = (u_char) ((key_len >> 8) & 0xff); - *b->last++ = (u_char) (key_len & 0xff); - - } else { - *b->last++ = (u_char) key_len; - } - - val_len = header[i].value.len; - if (val_len > 127) { - *b->last++ = (u_char) (((val_len >> 24) & 0x7f) | 0x80); - *b->last++ = (u_char) ((val_len >> 16) & 0xff); - *b->last++ = (u_char) ((val_len >> 8) & 0xff); - *b->last++ = (u_char) (val_len & 0xff); - - } else { - *b->last++ = (u_char) val_len; - } - - b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); - - for (n = 0; n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'a' && ch <= 'z') { - ch &= ~0x20; - - } else if (ch == '-') { - ch = '_'; - } - - *b->last++ = ch; - } - - b->last = ngx_copy(b->last, header[i].value.data, val_len); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "fastcgi param: \"%*s: %*s\"", - key_len, b->last - (key_len + val_len), - val_len, b->last - val_len); - next: - - continue; - } - } - - - if (padding) { - ngx_memzero(b->last, padding); - b->last += padding; - } - - - h = (ngx_http_fastcgi_header_t *) b->last; - b->last += sizeof(ngx_http_fastcgi_header_t); - - h->version = 1; - h->type = NGX_HTTP_FASTCGI_PARAMS; - h->request_id_hi = 0; - h->request_id_lo = 1; - h->content_length_hi = 0; - h->content_length_lo = 0; - h->padding_length = 0; - h->reserved = 0; - - if (r->request_body_no_buffering) { - - u->request_bufs = cl; - - u->output.output_filter = ngx_http_fastcgi_body_output_filter; - u->output.filter_ctx = r; - - } else if (flcf->upstream.pass_request_body) { - - body = u->request_bufs; - u->request_bufs = cl; - -#if (NGX_SUPPRESS_WARN) - file_pos = 0; - pos = NULL; -#endif - - while (body) { - - if (ngx_buf_special(body->buf)) { - body = body->next; - continue; - } - - if (body->buf->in_file) { - file_pos = body->buf->file_pos; - - } else { - pos = body->buf->pos; - } - - next = 0; - - do { - b = ngx_alloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); - - if (body->buf->in_file) { - b->file_pos = file_pos; - file_pos += 32 * 1024; - - if (file_pos >= body->buf->file_last) { - file_pos = body->buf->file_last; - next = 1; - } - - b->file_last = file_pos; - len = (ngx_uint_t) (file_pos - b->file_pos); - - } else { - b->pos = pos; - b->start = pos; - pos += 32 * 1024; - - if (pos >= body->buf->last) { - pos = body->buf->last; - next = 1; - } - - b->last = pos; - len = (ngx_uint_t) (pos - b->pos); - } - - padding = 8 - len % 8; - padding = (padding == 8) ? 0 : padding; - - h = (ngx_http_fastcgi_header_t *) cl->buf->last; - cl->buf->last += sizeof(ngx_http_fastcgi_header_t); - - h->version = 1; - h->type = NGX_HTTP_FASTCGI_STDIN; - h->request_id_hi = 0; - h->request_id_lo = 1; - h->content_length_hi = (u_char) ((len >> 8) & 0xff); - h->content_length_lo = (u_char) (len & 0xff); - h->padding_length = (u_char) padding; - h->reserved = 0; - - cl->next = ngx_alloc_chain_link(r->pool); - if (cl->next == NULL) { - return NGX_ERROR; - } - - cl = cl->next; - cl->buf = b; - - b = ngx_create_temp_buf(r->pool, - sizeof(ngx_http_fastcgi_header_t) - + padding); - if (b == NULL) { - return NGX_ERROR; - } - - if (padding) { - ngx_memzero(b->last, padding); - b->last += padding; - } - - cl->next = ngx_alloc_chain_link(r->pool); - if (cl->next == NULL) { - return NGX_ERROR; - } - - cl = cl->next; - cl->buf = b; - - } while (!next); - - body = body->next; - } - - } else { - u->request_bufs = cl; - } - - if (!r->request_body_no_buffering) { - h = (ngx_http_fastcgi_header_t *) cl->buf->last; - cl->buf->last += sizeof(ngx_http_fastcgi_header_t); - - h->version = 1; - h->type = NGX_HTTP_FASTCGI_STDIN; - h->request_id_hi = 0; - h->request_id_lo = 1; - h->content_length_hi = 0; - h->content_length_lo = 0; - h->padding_length = 0; - h->reserved = 0; - } - - cl->next = NULL; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_reinit_request(ngx_http_request_t *r) -{ - ngx_http_fastcgi_ctx_t *f; - - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - - if (f == NULL) { - return NGX_OK; - } - - f->state = ngx_http_fastcgi_st_version; - f->fastcgi_stdout = 0; - f->large_stderr = 0; - - if (f->split_parts) { - f->split_parts->nelts = 0; - } - - r->state = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_body_output_filter(void *data, ngx_chain_t *in) -{ - ngx_http_request_t *r = data; - - off_t file_pos; - u_char *pos, *start; - size_t len, padding; - ngx_buf_t *b; - ngx_int_t rc; - ngx_uint_t next, last; - ngx_chain_t *cl, *tl, *out, **ll; - ngx_http_fastcgi_ctx_t *f; - ngx_http_fastcgi_header_t *h; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "fastcgi output filter"); - - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - - if (in == NULL) { - out = in; - goto out; - } - - out = NULL; - ll = &out; - - if (!f->header_sent) { - /* first buffer contains headers, pass it unmodified */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "fastcgi output header"); - - f->header_sent = 1; - - tl = ngx_alloc_chain_link(r->pool); - if (tl == NULL) { - return NGX_ERROR; - } - - tl->buf = in->buf; - *ll = tl; - ll = &tl->next; - - in = in->next; - - if (in == NULL) { - tl->next = NULL; - goto out; - } - } - - cl = ngx_chain_get_free_buf(r->pool, &f->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - b->tag = (ngx_buf_tag_t) &ngx_http_fastcgi_body_output_filter; - b->temporary = 1; - - if (b->start == NULL) { - /* reserve space for maximum possible padding, 7 bytes */ - - b->start = ngx_palloc(r->pool, - sizeof(ngx_http_fastcgi_header_t) + 7); - if (b->start == NULL) { - return NGX_ERROR; - } - - b->pos = b->start; - b->last = b->start; - - b->end = b->start + sizeof(ngx_http_fastcgi_header_t) + 7; - } - - *ll = cl; - - last = 0; - padding = 0; - -#if (NGX_SUPPRESS_WARN) - file_pos = 0; - pos = NULL; -#endif - - while (in) { - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0, - "fastcgi output in l:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - in->buf->last_buf, - in->buf->in_file, - in->buf->start, in->buf->pos, - in->buf->last - in->buf->pos, - in->buf->file_pos, - in->buf->file_last - in->buf->file_pos); - - if (in->buf->last_buf) { - last = 1; - } - - if (ngx_buf_special(in->buf)) { - in = in->next; - continue; - } - - if (in->buf->in_file) { - file_pos = in->buf->file_pos; - - } else { - pos = in->buf->pos; - } - - next = 0; - - do { - tl = ngx_chain_get_free_buf(r->pool, &f->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - start = b->start; - - ngx_memcpy(b, in->buf, sizeof(ngx_buf_t)); - - /* - * restore b->start to preserve memory allocated in the buffer, - * to reuse it later for headers and padding - */ - - b->start = start; - - if (in->buf->in_file) { - b->file_pos = file_pos; - file_pos += 32 * 1024; - - if (file_pos >= in->buf->file_last) { - file_pos = in->buf->file_last; - next = 1; - } - - b->file_last = file_pos; - len = (ngx_uint_t) (file_pos - b->file_pos); - - } else { - b->pos = pos; - pos += 32 * 1024; - - if (pos >= in->buf->last) { - pos = in->buf->last; - next = 1; - } - - b->last = pos; - len = (ngx_uint_t) (pos - b->pos); - } - - b->tag = (ngx_buf_tag_t) &ngx_http_fastcgi_body_output_filter; - b->shadow = in->buf; - b->last_shadow = next; - - b->last_buf = 0; - b->last_in_chain = 0; - - padding = 8 - len % 8; - padding = (padding == 8) ? 0 : padding; - - h = (ngx_http_fastcgi_header_t *) cl->buf->last; - cl->buf->last += sizeof(ngx_http_fastcgi_header_t); - - h->version = 1; - h->type = NGX_HTTP_FASTCGI_STDIN; - h->request_id_hi = 0; - h->request_id_lo = 1; - h->content_length_hi = (u_char) ((len >> 8) & 0xff); - h->content_length_lo = (u_char) (len & 0xff); - h->padding_length = (u_char) padding; - h->reserved = 0; - - cl->next = tl; - cl = tl; - - tl = ngx_chain_get_free_buf(r->pool, &f->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - - b->tag = (ngx_buf_tag_t) &ngx_http_fastcgi_body_output_filter; - b->temporary = 1; - - if (b->start == NULL) { - /* reserve space for maximum possible padding, 7 bytes */ - - b->start = ngx_palloc(r->pool, - sizeof(ngx_http_fastcgi_header_t) + 7); - if (b->start == NULL) { - return NGX_ERROR; - } - - b->pos = b->start; - b->last = b->start; - - b->end = b->start + sizeof(ngx_http_fastcgi_header_t) + 7; - } - - if (padding) { - ngx_memzero(b->last, padding); - b->last += padding; - } - - cl->next = tl; - cl = tl; - - } while (!next); - - in = in->next; - } - - if (last) { - h = (ngx_http_fastcgi_header_t *) cl->buf->last; - cl->buf->last += sizeof(ngx_http_fastcgi_header_t); - - h->version = 1; - h->type = NGX_HTTP_FASTCGI_STDIN; - h->request_id_hi = 0; - h->request_id_lo = 1; - h->content_length_hi = 0; - h->content_length_lo = 0; - h->padding_length = 0; - h->reserved = 0; - - cl->buf->last_buf = 1; - - } else if (padding == 0) { - /* TODO: do not allocate buffers instead */ - cl->buf->temporary = 0; - cl->buf->sync = 1; - } - - cl->next = NULL; - -out: - -#if (NGX_DEBUG) - - for (cl = out; cl; cl = cl->next) { - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0, - "fastcgi output out l:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->last_buf, - cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - } - -#endif - - rc = ngx_chain_writer(&r->upstream->writer, out); - - ngx_chain_update_chains(r->pool, &f->free, &f->busy, &out, - (ngx_buf_tag_t) &ngx_http_fastcgi_body_output_filter); - - for (cl = f->free; cl; cl = cl->next) { - - /* mark original buffers as sent */ - - if (cl->buf->shadow) { - if (cl->buf->last_shadow) { - b = cl->buf->shadow; - b->pos = b->last; - } - - cl->buf->shadow = NULL; - } - } - - return rc; -} - - -static ngx_int_t -ngx_http_fastcgi_process_header(ngx_http_request_t *r) -{ - u_char *p, *msg, *start, *last, - *part_start, *part_end; - size_t size; - ngx_str_t *status_line, *pattern; - ngx_int_t rc, status; - ngx_buf_t buf; - ngx_uint_t i; - ngx_table_elt_t *h; - ngx_http_upstream_t *u; - ngx_http_fastcgi_ctx_t *f; - ngx_http_upstream_header_t *hh; - ngx_http_fastcgi_loc_conf_t *flcf; - ngx_http_fastcgi_split_part_t *part; - ngx_http_upstream_main_conf_t *umcf; - - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - u = r->upstream; - - for ( ;; ) { - - if (f->state < ngx_http_fastcgi_st_data) { - - f->pos = u->buffer.pos; - f->last = u->buffer.last; - - rc = ngx_http_fastcgi_process_record(r, f); - - u->buffer.pos = f->pos; - u->buffer.last = f->last; - - if (rc == NGX_AGAIN) { - return NGX_AGAIN; - } - - if (rc == NGX_ERROR) { - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - if (f->type != NGX_HTTP_FASTCGI_STDOUT - && f->type != NGX_HTTP_FASTCGI_STDERR) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent unexpected FastCGI record: %ui", - f->type); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream prematurely closed FastCGI stdout"); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - } - - if (f->state == ngx_http_fastcgi_st_padding) { - - if (u->buffer.pos + f->padding < u->buffer.last) { - f->state = ngx_http_fastcgi_st_version; - u->buffer.pos += f->padding; - - continue; - } - - if (u->buffer.pos + f->padding == u->buffer.last) { - f->state = ngx_http_fastcgi_st_version; - u->buffer.pos = u->buffer.last; - - return NGX_AGAIN; - } - - f->padding -= u->buffer.last - u->buffer.pos; - u->buffer.pos = u->buffer.last; - - return NGX_AGAIN; - } - - - /* f->state == ngx_http_fastcgi_st_data */ - - if (f->type == NGX_HTTP_FASTCGI_STDERR) { - - if (f->length) { - msg = u->buffer.pos; - - if (u->buffer.pos + f->length <= u->buffer.last) { - u->buffer.pos += f->length; - f->length = 0; - f->state = ngx_http_fastcgi_st_padding; - - } else { - f->length -= u->buffer.last - u->buffer.pos; - u->buffer.pos = u->buffer.last; - } - - for (p = u->buffer.pos - 1; msg < p; p--) { - if (*p != LF && *p != CR && *p != '.' && *p != ' ') { - break; - } - } - - p++; - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "FastCGI sent in stderr: \"%*s\"", p - msg, msg); - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - if (flcf->catch_stderr) { - pattern = flcf->catch_stderr->elts; - - for (i = 0; i < flcf->catch_stderr->nelts; i++) { - if (ngx_strnstr(msg, (char *) pattern[i].data, - p - msg) - != NULL) - { - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - } - } - - if (u->buffer.pos == u->buffer.last) { - - if (!f->fastcgi_stdout) { - - /* - * the special handling the large number - * of the PHP warnings to not allocate memory - */ - -#if (NGX_HTTP_CACHE) - if (r->cache) { - u->buffer.pos = u->buffer.start - + r->cache->header_start; - } else { - u->buffer.pos = u->buffer.start; - } -#else - u->buffer.pos = u->buffer.start; -#endif - u->buffer.last = u->buffer.pos; - f->large_stderr = 1; - } - - return NGX_AGAIN; - } - - } else { - f->state = ngx_http_fastcgi_st_padding; - } - - continue; - } - - - /* f->type == NGX_HTTP_FASTCGI_STDOUT */ - -#if (NGX_HTTP_CACHE) - - if (f->large_stderr && r->cache) { - ssize_t len; - ngx_http_fastcgi_header_t *fh; - - start = u->buffer.start + r->cache->header_start; - - len = u->buffer.pos - start - 2 * sizeof(ngx_http_fastcgi_header_t); - - /* - * A tail of large stderr output before HTTP header is placed - * in a cache file without a FastCGI record header. - * To workaround it we put a dummy FastCGI record header at the - * start of the stderr output or update r->cache_header_start, - * if there is no enough place for the record header. - */ - - if (len >= 0) { - fh = (ngx_http_fastcgi_header_t *) start; - fh->version = 1; - fh->type = NGX_HTTP_FASTCGI_STDERR; - fh->request_id_hi = 0; - fh->request_id_lo = 1; - fh->content_length_hi = (u_char) ((len >> 8) & 0xff); - fh->content_length_lo = (u_char) (len & 0xff); - fh->padding_length = 0; - fh->reserved = 0; - - } else { - r->cache->header_start += u->buffer.pos - start - - sizeof(ngx_http_fastcgi_header_t); - } - - f->large_stderr = 0; - } - -#endif - - f->fastcgi_stdout = 1; - - start = u->buffer.pos; - - if (u->buffer.pos + f->length < u->buffer.last) { - - /* - * set u->buffer.last to the end of the FastCGI record data - * for ngx_http_parse_header_line() - */ - - last = u->buffer.last; - u->buffer.last = u->buffer.pos + f->length; - - } else { - last = NULL; - } - - for ( ;; ) { - - part_start = u->buffer.pos; - part_end = u->buffer.last; - - rc = ngx_http_parse_header_line(r, &u->buffer, 1); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi parser: %i", rc); - - if (rc == NGX_AGAIN) { - break; - } - - if (rc == NGX_OK) { - - /* a header line has been parsed successfully */ - - h = ngx_list_push(&u->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - if (f->split_parts && f->split_parts->nelts) { - - part = f->split_parts->elts; - size = u->buffer.pos - part_start; - - for (i = 0; i < f->split_parts->nelts; i++) { - size += part[i].end - part[i].start; - } - - p = ngx_pnalloc(r->pool, size); - if (p == NULL) { - return NGX_ERROR; - } - - buf.pos = p; - - for (i = 0; i < f->split_parts->nelts; i++) { - p = ngx_cpymem(p, part[i].start, - part[i].end - part[i].start); - } - - p = ngx_cpymem(p, part_start, u->buffer.pos - part_start); - - buf.last = p; - - f->split_parts->nelts = 0; - - rc = ngx_http_parse_header_line(r, &buf, 1); - - if (rc != NGX_OK) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "invalid header after joining " - "FastCGI records"); - return NGX_ERROR; - } - - h->key.len = r->header_name_end - r->header_name_start; - h->key.data = r->header_name_start; - h->key.data[h->key.len] = '\0'; - - h->value.len = r->header_end - r->header_start; - h->value.data = r->header_start; - h->value.data[h->value.len] = '\0'; - - h->lowcase_key = ngx_pnalloc(r->pool, h->key.len); - if (h->lowcase_key == NULL) { - return NGX_ERROR; - } - - } else { - - h->key.len = r->header_name_end - r->header_name_start; - h->value.len = r->header_end - r->header_start; - - h->key.data = ngx_pnalloc(r->pool, - h->key.len + 1 + h->value.len + 1 - + h->key.len); - if (h->key.data == NULL) { - return NGX_ERROR; - } - - h->value.data = h->key.data + h->key.len + 1; - h->lowcase_key = h->key.data + h->key.len + 1 - + h->value.len + 1; - - ngx_memcpy(h->key.data, r->header_name_start, h->key.len); - h->key.data[h->key.len] = '\0'; - ngx_memcpy(h->value.data, r->header_start, h->value.len); - h->value.data[h->value.len] = '\0'; - } - - h->hash = r->header_hash; - - if (h->key.len == r->lowcase_index) { - ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); - - } else { - ngx_strlow(h->lowcase_key, h->key.data, h->key.len); - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi header: \"%V: %V\"", - &h->key, &h->value); - - if (u->buffer.pos < u->buffer.last) { - continue; - } - - /* the end of the FastCGI record */ - - break; - } - - if (rc == NGX_HTTP_PARSE_HEADER_DONE) { - - /* a whole header has been parsed successfully */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi header done"); - - if (u->headers_in.status) { - status_line = &u->headers_in.status->value; - - status = ngx_atoi(status_line->data, 3); - - if (status == NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid status \"%V\"", - status_line); - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - u->headers_in.status_n = status; - u->headers_in.status_line = *status_line; - - } else if (u->headers_in.location) { - u->headers_in.status_n = 302; - ngx_str_set(&u->headers_in.status_line, - "302 Moved Temporarily"); - - } else { - u->headers_in.status_n = 200; - ngx_str_set(&u->headers_in.status_line, "200 OK"); - } - - if (u->state && u->state->status == 0) { - u->state->status = u->headers_in.status_n; - } - - break; - } - - /* there was error while a header line parsing */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid header"); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - if (last) { - u->buffer.last = last; - } - - f->length -= u->buffer.pos - start; - - if (f->length == 0) { - f->state = ngx_http_fastcgi_st_padding; - } - - if (rc == NGX_HTTP_PARSE_HEADER_DONE) { - return NGX_OK; - } - - if (rc == NGX_OK) { - continue; - } - - /* rc == NGX_AGAIN */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "upstream split a header line in FastCGI records"); - - if (f->split_parts == NULL) { - f->split_parts = ngx_array_create(r->pool, 1, - sizeof(ngx_http_fastcgi_split_part_t)); - if (f->split_parts == NULL) { - return NGX_ERROR; - } - } - - part = ngx_array_push(f->split_parts); - if (part == NULL) { - return NGX_ERROR; - } - - part->start = part_start; - part->end = part_end; - - if (u->buffer.pos < u->buffer.last) { - continue; - } - - return NGX_AGAIN; - } -} - - -static ngx_int_t -ngx_http_fastcgi_input_filter_init(void *data) -{ - ngx_http_request_t *r = data; - ngx_http_fastcgi_loc_conf_t *flcf; - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - r->upstream->pipe->length = flcf->keep_conn ? - (off_t) sizeof(ngx_http_fastcgi_header_t) : -1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_input_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) -{ - u_char *m, *msg; - ngx_int_t rc; - ngx_buf_t *b, **prev; - ngx_chain_t *cl; - ngx_http_request_t *r; - ngx_http_fastcgi_ctx_t *f; - ngx_http_fastcgi_loc_conf_t *flcf; - - if (buf->pos == buf->last) { - return NGX_OK; - } - - r = p->input_ctx; - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - b = NULL; - prev = &buf->shadow; - - f->pos = buf->pos; - f->last = buf->last; - - for ( ;; ) { - if (f->state < ngx_http_fastcgi_st_data) { - - rc = ngx_http_fastcgi_process_record(r, f); - - if (rc == NGX_AGAIN) { - break; - } - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { - f->state = ngx_http_fastcgi_st_padding; - - if (!flcf->keep_conn) { - p->upstream_done = 1; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, - "http fastcgi closed stdout"); - - continue; - } - - if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, p->log, 0, - "http fastcgi sent end request"); - - if (!flcf->keep_conn) { - p->upstream_done = 1; - break; - } - - continue; - } - } - - - if (f->state == ngx_http_fastcgi_st_padding) { - - if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { - - if (f->pos + f->padding < f->last) { - p->upstream_done = 1; - break; - } - - if (f->pos + f->padding == f->last) { - p->upstream_done = 1; - r->upstream->keepalive = 1; - break; - } - - f->padding -= f->last - f->pos; - - break; - } - - if (f->pos + f->padding < f->last) { - f->state = ngx_http_fastcgi_st_version; - f->pos += f->padding; - - continue; - } - - if (f->pos + f->padding == f->last) { - f->state = ngx_http_fastcgi_st_version; - - break; - } - - f->padding -= f->last - f->pos; - - break; - } - - - /* f->state == ngx_http_fastcgi_st_data */ - - if (f->type == NGX_HTTP_FASTCGI_STDERR) { - - if (f->length) { - - if (f->pos == f->last) { - break; - } - - msg = f->pos; - - if (f->pos + f->length <= f->last) { - f->pos += f->length; - f->length = 0; - f->state = ngx_http_fastcgi_st_padding; - - } else { - f->length -= f->last - f->pos; - f->pos = f->last; - } - - for (m = f->pos - 1; msg < m; m--) { - if (*m != LF && *m != CR && *m != '.' && *m != ' ') { - break; - } - } - - ngx_log_error(NGX_LOG_ERR, p->log, 0, - "FastCGI sent in stderr: \"%*s\"", - m + 1 - msg, msg); - - } else { - f->state = ngx_http_fastcgi_st_padding; - } - - continue; - } - - if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { - - if (f->pos + f->length <= f->last) { - f->state = ngx_http_fastcgi_st_padding; - f->pos += f->length; - - continue; - } - - f->length -= f->last - f->pos; - - break; - } - - - /* f->type == NGX_HTTP_FASTCGI_STDOUT */ - - if (f->pos == f->last) { - break; - } - - cl = ngx_chain_get_free_buf(p->pool, &p->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->pos = f->pos; - b->start = buf->start; - b->end = buf->end; - b->tag = p->tag; - b->temporary = 1; - b->recycled = 1; - - *prev = b; - prev = &b->shadow; - - if (p->in) { - *p->last_in = cl; - } else { - p->in = cl; - } - p->last_in = &cl->next; - - - /* STUB */ b->num = buf->num; - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, - "input buf #%d %p", b->num, b->pos); - - if (f->pos + f->length <= f->last) { - f->state = ngx_http_fastcgi_st_padding; - f->pos += f->length; - b->last = f->pos; - - continue; - } - - f->length -= f->last - f->pos; - - b->last = f->last; - - break; - - } - - if (flcf->keep_conn) { - - /* set p->length, minimal amount of data we want to see */ - - if (f->state < ngx_http_fastcgi_st_data) { - p->length = 1; - - } else if (f->state == ngx_http_fastcgi_st_padding) { - p->length = f->padding; - - } else { - /* ngx_http_fastcgi_st_data */ - - p->length = f->length; - } - } - - if (b) { - b->shadow = buf; - b->last_shadow = 1; - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, - "input buf %p %z", b->pos, b->last - b->pos); - - return NGX_OK; - } - - /* there is no data record in the buf, add it to free chain */ - - if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_non_buffered_filter(void *data, ssize_t bytes) -{ - u_char *m, *msg; - ngx_int_t rc; - ngx_buf_t *b, *buf; - ngx_chain_t *cl, **ll; - ngx_http_request_t *r; - ngx_http_upstream_t *u; - ngx_http_fastcgi_ctx_t *f; - - r = data; - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - - u = r->upstream; - buf = &u->buffer; - - buf->pos = buf->last; - buf->last += bytes; - - for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { - ll = &cl->next; - } - - f->pos = buf->pos; - f->last = buf->last; - - for ( ;; ) { - if (f->state < ngx_http_fastcgi_st_data) { - - rc = ngx_http_fastcgi_process_record(r, f); - - if (rc == NGX_AGAIN) { - break; - } - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (f->type == NGX_HTTP_FASTCGI_STDOUT && f->length == 0) { - f->state = ngx_http_fastcgi_st_padding; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi closed stdout"); - - continue; - } - } - - if (f->state == ngx_http_fastcgi_st_padding) { - - if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { - - if (f->pos + f->padding < f->last) { - u->length = 0; - break; - } - - if (f->pos + f->padding == f->last) { - u->length = 0; - u->keepalive = 1; - break; - } - - f->padding -= f->last - f->pos; - - break; - } - - if (f->pos + f->padding < f->last) { - f->state = ngx_http_fastcgi_st_version; - f->pos += f->padding; - - continue; - } - - if (f->pos + f->padding == f->last) { - f->state = ngx_http_fastcgi_st_version; - - break; - } - - f->padding -= f->last - f->pos; - - break; - } - - - /* f->state == ngx_http_fastcgi_st_data */ - - if (f->type == NGX_HTTP_FASTCGI_STDERR) { - - if (f->length) { - - if (f->pos == f->last) { - break; - } - - msg = f->pos; - - if (f->pos + f->length <= f->last) { - f->pos += f->length; - f->length = 0; - f->state = ngx_http_fastcgi_st_padding; - - } else { - f->length -= f->last - f->pos; - f->pos = f->last; - } - - for (m = f->pos - 1; msg < m; m--) { - if (*m != LF && *m != CR && *m != '.' && *m != ' ') { - break; - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "FastCGI sent in stderr: \"%*s\"", - m + 1 - msg, msg); - - } else { - f->state = ngx_http_fastcgi_st_padding; - } - - continue; - } - - if (f->type == NGX_HTTP_FASTCGI_END_REQUEST) { - - if (f->pos + f->length <= f->last) { - f->state = ngx_http_fastcgi_st_padding; - f->pos += f->length; - - continue; - } - - f->length -= f->last - f->pos; - - break; - } - - - /* f->type == NGX_HTTP_FASTCGI_STDOUT */ - - if (f->pos == f->last) { - break; - } - - cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); - if (cl == NULL) { - return NGX_ERROR; - } - - *ll = cl; - ll = &cl->next; - - b = cl->buf; - - b->flush = 1; - b->memory = 1; - - b->pos = f->pos; - b->tag = u->output.tag; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi output buf %p", b->pos); - - if (f->pos + f->length <= f->last) { - f->state = ngx_http_fastcgi_st_padding; - f->pos += f->length; - b->last = f->pos; - - continue; - } - - f->length -= f->last - f->pos; - b->last = f->last; - - break; - } - - /* provide continuous buffer for subrequests in memory */ - - if (r->subrequest_in_memory) { - - cl = u->out_bufs; - - if (cl) { - buf->pos = cl->buf->pos; - } - - buf->last = buf->pos; - - for (cl = u->out_bufs; cl; cl = cl->next) { - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi in memory %p-%p %O", - cl->buf->pos, cl->buf->last, ngx_buf_size(cl->buf)); - - if (buf->last == cl->buf->pos) { - buf->last = cl->buf->last; - continue; - } - - buf->last = ngx_movemem(buf->last, cl->buf->pos, - cl->buf->last - cl->buf->pos); - - cl->buf->pos = buf->last - (cl->buf->last - cl->buf->pos); - cl->buf->last = buf->last; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_process_record(ngx_http_request_t *r, - ngx_http_fastcgi_ctx_t *f) -{ - u_char ch, *p; - ngx_http_fastcgi_state_e state; - - state = f->state; - - for (p = f->pos; p < f->last; p++) { - - ch = *p; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi record byte: %02Xd", ch); - - switch (state) { - - case ngx_http_fastcgi_st_version: - if (ch != 1) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent unsupported FastCGI " - "protocol version: %d", ch); - return NGX_ERROR; - } - state = ngx_http_fastcgi_st_type; - break; - - case ngx_http_fastcgi_st_type: - switch (ch) { - case NGX_HTTP_FASTCGI_STDOUT: - case NGX_HTTP_FASTCGI_STDERR: - case NGX_HTTP_FASTCGI_END_REQUEST: - f->type = (ngx_uint_t) ch; - break; - default: - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid FastCGI " - "record type: %d", ch); - return NGX_ERROR; - - } - state = ngx_http_fastcgi_st_request_id_hi; - break; - - /* we support the single request per connection */ - - case ngx_http_fastcgi_st_request_id_hi: - if (ch != 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent unexpected FastCGI " - "request id high byte: %d", ch); - return NGX_ERROR; - } - state = ngx_http_fastcgi_st_request_id_lo; - break; - - case ngx_http_fastcgi_st_request_id_lo: - if (ch != 1) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent unexpected FastCGI " - "request id low byte: %d", ch); - return NGX_ERROR; - } - state = ngx_http_fastcgi_st_content_length_hi; - break; - - case ngx_http_fastcgi_st_content_length_hi: - f->length = ch << 8; - state = ngx_http_fastcgi_st_content_length_lo; - break; - - case ngx_http_fastcgi_st_content_length_lo: - f->length |= (size_t) ch; - state = ngx_http_fastcgi_st_padding_length; - break; - - case ngx_http_fastcgi_st_padding_length: - f->padding = (size_t) ch; - state = ngx_http_fastcgi_st_reserved; - break; - - case ngx_http_fastcgi_st_reserved: - state = ngx_http_fastcgi_st_data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http fastcgi record length: %z", f->length); - - f->pos = p + 1; - f->state = state; - - return NGX_OK; - - /* suppress warning */ - case ngx_http_fastcgi_st_data: - case ngx_http_fastcgi_st_padding: - break; - } - } - - f->state = state; - - return NGX_AGAIN; -} - - -static void -ngx_http_fastcgi_abort_request(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "abort http fastcgi request"); - - return; -} - - -static void -ngx_http_fastcgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http fastcgi request"); - - return; -} - - -static ngx_int_t -ngx_http_fastcgi_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_fastcgi_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_http_fastcgi_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_fastcgi_main_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_main_conf_t)); - if (conf == NULL) { - return NULL; - } - -#if (NGX_HTTP_CACHE) - if (ngx_array_init(&conf->caches, cf->pool, 4, - sizeof(ngx_http_file_cache_t *)) - != NGX_OK) - { - return NULL; - } -#endif - - return conf; -} - - -static void * -ngx_http_fastcgi_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_fastcgi_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_fastcgi_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->upstream.bufs.num = 0; - * conf->upstream.ignore_headers = 0; - * conf->upstream.next_upstream = 0; - * conf->upstream.cache_zone = NULL; - * conf->upstream.cache_use_stale = 0; - * conf->upstream.cache_methods = 0; - * conf->upstream.temp_path = NULL; - * conf->upstream.hide_headers_hash = { NULL, 0 }; - * conf->upstream.uri = { 0, NULL }; - * conf->upstream.location = NULL; - * conf->upstream.store_lengths = NULL; - * conf->upstream.store_values = NULL; - * - * conf->index.len = { 0, NULL }; - */ - - conf->upstream.store = NGX_CONF_UNSET; - conf->upstream.store_access = NGX_CONF_UNSET_UINT; - conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; - conf->upstream.buffering = NGX_CONF_UNSET; - conf->upstream.request_buffering = NGX_CONF_UNSET; - conf->upstream.ignore_client_abort = NGX_CONF_UNSET; - conf->upstream.force_ranges = NGX_CONF_UNSET; - - conf->upstream.local = NGX_CONF_UNSET_PTR; - - conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.next_upstream_timeout = NGX_CONF_UNSET_MSEC; - - conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; - conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; - conf->upstream.limit_rate = NGX_CONF_UNSET_SIZE; - - conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; - - conf->upstream.pass_request_headers = NGX_CONF_UNSET; - conf->upstream.pass_request_body = NGX_CONF_UNSET; - -#if (NGX_HTTP_CACHE) - conf->upstream.cache = NGX_CONF_UNSET; - conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; - conf->upstream.cache_max_range_offset = NGX_CONF_UNSET; - conf->upstream.cache_bypass = NGX_CONF_UNSET_PTR; - conf->upstream.no_cache = NGX_CONF_UNSET_PTR; - conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; - conf->upstream.cache_lock = NGX_CONF_UNSET; - conf->upstream.cache_lock_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_lock_age = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_revalidate = NGX_CONF_UNSET; - conf->upstream.cache_background_update = NGX_CONF_UNSET; -#endif - - conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; - conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; - - conf->upstream.intercept_errors = NGX_CONF_UNSET; - - /* "fastcgi_cyclic_temp_file" is disabled */ - conf->upstream.cyclic_temp_file = 0; - - conf->upstream.change_buffering = 1; - - conf->catch_stderr = NGX_CONF_UNSET_PTR; - - conf->keep_conn = NGX_CONF_UNSET; - - ngx_str_set(&conf->upstream.module, "fastcgi"); - - return conf; -} - - -static char * -ngx_http_fastcgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_fastcgi_loc_conf_t *prev = parent; - ngx_http_fastcgi_loc_conf_t *conf = child; - - size_t size; - ngx_int_t rc; - ngx_hash_init_t hash; - ngx_http_core_loc_conf_t *clcf; - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.store > 0) { - conf->upstream.cache = 0; - } - - if (conf->upstream.cache > 0) { - conf->upstream.store = 0; - } - -#endif - - if (conf->upstream.store == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.store, - prev->upstream.store, 0); - - conf->upstream.store_lengths = prev->upstream.store_lengths; - conf->upstream.store_values = prev->upstream.store_values; - } - - ngx_conf_merge_uint_value(conf->upstream.store_access, - prev->upstream.store_access, 0600); - - ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, - prev->upstream.next_upstream_tries, 0); - - ngx_conf_merge_value(conf->upstream.buffering, - prev->upstream.buffering, 1); - - ngx_conf_merge_value(conf->upstream.request_buffering, - prev->upstream.request_buffering, 1); - - ngx_conf_merge_value(conf->upstream.ignore_client_abort, - prev->upstream.ignore_client_abort, 0); - - ngx_conf_merge_value(conf->upstream.force_ranges, - prev->upstream.force_ranges, 0); - - ngx_conf_merge_ptr_value(conf->upstream.local, - prev->upstream.local, NULL); - - ngx_conf_merge_msec_value(conf->upstream.connect_timeout, - prev->upstream.connect_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.send_timeout, - prev->upstream.send_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.read_timeout, - prev->upstream.read_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.next_upstream_timeout, - prev->upstream.next_upstream_timeout, 0); - - ngx_conf_merge_size_value(conf->upstream.send_lowat, - prev->upstream.send_lowat, 0); - - ngx_conf_merge_size_value(conf->upstream.buffer_size, - prev->upstream.buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_size_value(conf->upstream.limit_rate, - prev->upstream.limit_rate, 0); - - - ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, - 8, ngx_pagesize); - - if (conf->upstream.bufs.num < 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "there must be at least 2 \"fastcgi_buffers\""); - return NGX_CONF_ERROR; - } - - - size = conf->upstream.buffer_size; - if (size < conf->upstream.bufs.size) { - size = conf->upstream.bufs.size; - } - - - ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, - prev->upstream.busy_buffers_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.busy_buffers_size = 2 * size; - } else { - conf->upstream.busy_buffers_size = - conf->upstream.busy_buffers_size_conf; - } - - if (conf->upstream.busy_buffers_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"fastcgi_busy_buffers_size\" must be equal to or greater than " - "the maximum of the value of \"fastcgi_buffer_size\" and " - "one of the \"fastcgi_buffers\""); - - return NGX_CONF_ERROR; - } - - if (conf->upstream.busy_buffers_size - > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"fastcgi_busy_buffers_size\" must be less than " - "the size of all \"fastcgi_buffers\" minus one buffer"); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, - prev->upstream.temp_file_write_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.temp_file_write_size = 2 * size; - } else { - conf->upstream.temp_file_write_size = - conf->upstream.temp_file_write_size_conf; - } - - if (conf->upstream.temp_file_write_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"fastcgi_temp_file_write_size\" must be equal to or greater " - "than the maximum of the value of \"fastcgi_buffer_size\" and " - "one of the \"fastcgi_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, - prev->upstream.max_temp_file_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; - } else { - conf->upstream.max_temp_file_size = - conf->upstream.max_temp_file_size_conf; - } - - if (conf->upstream.max_temp_file_size != 0 - && conf->upstream.max_temp_file_size < size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"fastcgi_max_temp_file_size\" must be equal to zero to disable " - "temporary files usage or must be equal to or greater than " - "the maximum of the value of \"fastcgi_buffer_size\" and " - "one of the \"fastcgi_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, - prev->upstream.ignore_headers, - NGX_CONF_BITMASK_SET); - - - ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, - prev->upstream.next_upstream, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_ERROR - |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); - - if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.next_upstream = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, - prev->upstream.temp_path, - &ngx_http_fastcgi_temp_path) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.cache, - prev->upstream.cache, 0); - - conf->upstream.cache_zone = prev->upstream.cache_zone; - conf->upstream.cache_value = prev->upstream.cache_value; - } - - if (conf->upstream.cache_zone && conf->upstream.cache_zone->data == NULL) { - ngx_shm_zone_t *shm_zone; - - shm_zone = conf->upstream.cache_zone; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"fastcgi_cache\" zone \"%V\" is unknown", - &shm_zone->shm.name); - - return NGX_CONF_ERROR; - } - - ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, - prev->upstream.cache_min_uses, 1); - - ngx_conf_merge_off_value(conf->upstream.cache_max_range_offset, - prev->upstream.cache_max_range_offset, - NGX_MAX_OFF_T_VALUE); - - ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, - prev->upstream.cache_use_stale, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF)); - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_ERROR) { - conf->upstream.cache_use_stale |= NGX_HTTP_UPSTREAM_FT_NOLIVE; - } - - if (conf->upstream.cache_methods == 0) { - conf->upstream.cache_methods = prev->upstream.cache_methods; - } - - conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; - - ngx_conf_merge_ptr_value(conf->upstream.cache_bypass, - prev->upstream.cache_bypass, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.no_cache, - prev->upstream.no_cache, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.cache_valid, - prev->upstream.cache_valid, NULL); - - if (conf->cache_key.value.data == NULL) { - conf->cache_key = prev->cache_key; - } - - if (conf->upstream.cache && conf->cache_key.value.data == NULL) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no \"fastcgi_cache_key\" for \"fastcgi_cache\""); - } - - ngx_conf_merge_value(conf->upstream.cache_lock, - prev->upstream.cache_lock, 0); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_timeout, - prev->upstream.cache_lock_timeout, 5000); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_age, - prev->upstream.cache_lock_age, 5000); - - ngx_conf_merge_value(conf->upstream.cache_revalidate, - prev->upstream.cache_revalidate, 0); - - ngx_conf_merge_value(conf->upstream.cache_background_update, - prev->upstream.cache_background_update, 0); - -#endif - - ngx_conf_merge_value(conf->upstream.pass_request_headers, - prev->upstream.pass_request_headers, 1); - ngx_conf_merge_value(conf->upstream.pass_request_body, - prev->upstream.pass_request_body, 1); - - ngx_conf_merge_value(conf->upstream.intercept_errors, - prev->upstream.intercept_errors, 0); - - ngx_conf_merge_ptr_value(conf->catch_stderr, prev->catch_stderr, NULL); - - ngx_conf_merge_value(conf->keep_conn, prev->keep_conn, 0); - - - ngx_conf_merge_str_value(conf->index, prev->index, ""); - - hash.max_size = 512; - hash.bucket_size = ngx_align(64, ngx_cacheline_size); - hash.name = "fastcgi_hide_headers_hash"; - - if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, - &prev->upstream, ngx_http_fastcgi_hide_headers, &hash) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - if (clcf->noname - && conf->upstream.upstream == NULL && conf->fastcgi_lengths == NULL) - { - conf->upstream.upstream = prev->upstream.upstream; - conf->fastcgi_lengths = prev->fastcgi_lengths; - conf->fastcgi_values = prev->fastcgi_values; - } - - if (clcf->lmt_excpt && clcf->handler == NULL - && (conf->upstream.upstream || conf->fastcgi_lengths)) - { - clcf->handler = ngx_http_fastcgi_handler; - } - -#if (NGX_PCRE) - if (conf->split_regex == NULL) { - conf->split_regex = prev->split_regex; - conf->split_name = prev->split_name; - } -#endif - - if (conf->params_source == NULL) { - conf->params = prev->params; -#if (NGX_HTTP_CACHE) - conf->params_cache = prev->params_cache; -#endif - conf->params_source = prev->params_source; - } - - rc = ngx_http_fastcgi_init_params(cf, conf, &conf->params, NULL); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache) { - rc = ngx_http_fastcgi_init_params(cf, conf, &conf->params_cache, - ngx_http_fastcgi_cache_headers); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - } - -#endif - - /* - * special handling to preserve conf->params in the "http" section - * to inherit it to all servers - */ - - if (prev->params.hash.buckets == NULL - && conf->params_source == prev->params_source) - { - prev->params = conf->params; -#if (NGX_HTTP_CACHE) - prev->params_cache = conf->params_cache; -#endif - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_init_params(ngx_conf_t *cf, ngx_http_fastcgi_loc_conf_t *conf, - ngx_http_fastcgi_params_t *params, ngx_keyval_t *default_params) -{ - u_char *p; - size_t size; - uintptr_t *code; - ngx_uint_t i, nsrc; - ngx_array_t headers_names, params_merged; - ngx_keyval_t *h; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_upstream_param_t *src, *s; - ngx_http_script_compile_t sc; - ngx_http_script_copy_code_t *copy; - - if (params->hash.buckets) { - return NGX_OK; - } - - if (conf->params_source == NULL && default_params == NULL) { - params->hash.buckets = (void *) 1; - return NGX_OK; - } - - params->lengths = ngx_array_create(cf->pool, 64, 1); - if (params->lengths == NULL) { - return NGX_ERROR; - } - - params->values = ngx_array_create(cf->pool, 512, 1); - if (params->values == NULL) { - return NGX_ERROR; - } - - if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (conf->params_source) { - src = conf->params_source->elts; - nsrc = conf->params_source->nelts; - - } else { - src = NULL; - nsrc = 0; - } - - if (default_params) { - if (ngx_array_init(¶ms_merged, cf->temp_pool, 4, - sizeof(ngx_http_upstream_param_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (i = 0; i < nsrc; i++) { - - s = ngx_array_push(¶ms_merged); - if (s == NULL) { - return NGX_ERROR; - } - - *s = src[i]; - } - - h = default_params; - - while (h->key.len) { - - src = params_merged.elts; - nsrc = params_merged.nelts; - - for (i = 0; i < nsrc; i++) { - if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { - goto next; - } - } - - s = ngx_array_push(¶ms_merged); - if (s == NULL) { - return NGX_ERROR; - } - - s->key = h->key; - s->value = h->value; - s->skip_empty = 1; - - next: - - h++; - } - - src = params_merged.elts; - nsrc = params_merged.nelts; - } - - for (i = 0; i < nsrc; i++) { - - if (src[i].key.len > sizeof("HTTP_") - 1 - && ngx_strncmp(src[i].key.data, "HTTP_", sizeof("HTTP_") - 1) == 0) - { - hk = ngx_array_push(&headers_names); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key.len = src[i].key.len - 5; - hk->key.data = src[i].key.data + 5; - hk->key_hash = ngx_hash_key_lc(hk->key.data, hk->key.len); - hk->value = (void *) 1; - - if (src[i].value.len == 0) { - continue; - } - } - - copy = ngx_array_push_n(params->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - copy->len = src[i].key.len; - - copy = ngx_array_push_n(params->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - copy->len = src[i].skip_empty; - - - size = (sizeof(ngx_http_script_copy_code_t) - + src[i].key.len + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - copy = ngx_array_push_n(params->values, size); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = ngx_http_script_copy_code; - copy->len = src[i].key.len; - - p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); - ngx_memcpy(p, src[i].key.data, src[i].key.len); - - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &src[i].value; - sc.flushes = ¶ms->flushes; - sc.lengths = ¶ms->lengths; - sc.values = ¶ms->values; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_ERROR; - } - - code = ngx_array_push_n(params->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - - code = ngx_array_push_n(params->values, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - code = ngx_array_push_n(params->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - params->number = headers_names.nelts; - - hash.hash = ¶ms->hash; - hash.key = ngx_hash_key_lc; - hash.max_size = 512; - hash.bucket_size = 64; - hash.name = "fastcgi_params_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts); -} - - -static ngx_int_t -ngx_http_fastcgi_script_name_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_http_fastcgi_ctx_t *f; - ngx_http_fastcgi_loc_conf_t *flcf; - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - f = ngx_http_fastcgi_split(r, flcf); - - if (f == NULL) { - return NGX_ERROR; - } - - if (f->script_name.len == 0 - || f->script_name.data[f->script_name.len - 1] != '/') - { - v->len = f->script_name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = f->script_name.data; - - return NGX_OK; - } - - v->len = f->script_name.len + flcf->index.len; - - v->data = ngx_pnalloc(r->pool, v->len); - if (v->data == NULL) { - return NGX_ERROR; - } - - p = ngx_copy(v->data, f->script_name.data, f->script_name.len); - ngx_memcpy(p, flcf->index.data, flcf->index.len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_fastcgi_path_info_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_fastcgi_ctx_t *f; - ngx_http_fastcgi_loc_conf_t *flcf; - - flcf = ngx_http_get_module_loc_conf(r, ngx_http_fastcgi_module); - - f = ngx_http_fastcgi_split(r, flcf); - - if (f == NULL) { - return NGX_ERROR; - } - - v->len = f->path_info.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = f->path_info.data; - - return NGX_OK; -} - - -static ngx_http_fastcgi_ctx_t * -ngx_http_fastcgi_split(ngx_http_request_t *r, ngx_http_fastcgi_loc_conf_t *flcf) -{ - ngx_http_fastcgi_ctx_t *f; -#if (NGX_PCRE) - ngx_int_t n; - int captures[(1 + 2) * 3]; - - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - - if (f == NULL) { - f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); - if (f == NULL) { - return NULL; - } - - ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); - } - - if (f->script_name.len) { - return f; - } - - if (flcf->split_regex == NULL) { - f->script_name = r->uri; - return f; - } - - n = ngx_regex_exec(flcf->split_regex, &r->uri, captures, (1 + 2) * 3); - - if (n >= 0) { /* match */ - f->script_name.len = captures[3] - captures[2]; - f->script_name.data = r->uri.data + captures[2]; - - f->path_info.len = captures[5] - captures[4]; - f->path_info.data = r->uri.data + captures[4]; - - return f; - } - - if (n == NGX_REGEX_NO_MATCHED) { - f->script_name = r->uri; - return f; - } - - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", - n, &r->uri, &flcf->split_name); - return NULL; - -#else - - f = ngx_http_get_module_ctx(r, ngx_http_fastcgi_module); - - if (f == NULL) { - f = ngx_pcalloc(r->pool, sizeof(ngx_http_fastcgi_ctx_t)); - if (f == NULL) { - return NULL; - } - - ngx_http_set_ctx(r, f, ngx_http_fastcgi_module); - } - - f->script_name = r->uri; - - return f; - -#endif -} - - -static char * -ngx_http_fastcgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_fastcgi_loc_conf_t *flcf = conf; - - ngx_url_t u; - ngx_str_t *value, *url; - ngx_uint_t n; - ngx_http_core_loc_conf_t *clcf; - ngx_http_script_compile_t sc; - - if (flcf->upstream.upstream || flcf->fastcgi_lengths) { - return "is duplicate"; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - clcf->handler = ngx_http_fastcgi_handler; - - if (clcf->name.data[clcf->name.len - 1] == '/') { - clcf->auto_redirect = 1; - } - - value = cf->args->elts; - - url = &value[1]; - - n = ngx_http_script_variables_count(url); - - if (n) { - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = url; - sc.lengths = &flcf->fastcgi_lengths; - sc.values = &flcf->fastcgi_values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.no_resolve = 1; - - flcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); - if (flcf->upstream.upstream == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_fastcgi_split_path_info(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ -#if (NGX_PCRE) - ngx_http_fastcgi_loc_conf_t *flcf = conf; - - ngx_str_t *value; - ngx_regex_compile_t rc; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - value = cf->args->elts; - - flcf->split_name = value[1]; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = value[1]; - rc.pool = cf->pool; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - if (ngx_regex_compile(&rc) != NGX_OK) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc.err); - return NGX_CONF_ERROR; - } - - if (rc.captures != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "pattern \"%V\" must have 2 captures", &value[1]); - return NGX_CONF_ERROR; - } - - flcf->split_regex = rc.regex; - - return NGX_CONF_OK; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" requires PCRE library", &cmd->name); - return NGX_CONF_ERROR; - -#endif -} - - -static char * -ngx_http_fastcgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_fastcgi_loc_conf_t *flcf = conf; - - ngx_str_t *value; - ngx_http_script_compile_t sc; - - if (flcf->upstream.store != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - flcf->upstream.store = 0; - return NGX_CONF_OK; - } - -#if (NGX_HTTP_CACHE) - if (flcf->upstream.cache > 0) { - return "is incompatible with \"fastcgi_cache\""; - } -#endif - - flcf->upstream.store = 1; - - if (ngx_strcmp(value[1].data, "on") == 0) { - return NGX_CONF_OK; - } - - /* include the terminating '\0' into script */ - value[1].len++; - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[1]; - sc.lengths = &flcf->upstream.store_lengths; - sc.values = &flcf->upstream.store_values; - sc.variables = ngx_http_script_variables_count(&value[1]); - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -#if (NGX_HTTP_CACHE) - -static char * -ngx_http_fastcgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_fastcgi_loc_conf_t *flcf = conf; - - ngx_str_t *value; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (flcf->upstream.cache != NGX_CONF_UNSET) { - return "is duplicate"; - } - - if (ngx_strcmp(value[1].data, "off") == 0) { - flcf->upstream.cache = 0; - return NGX_CONF_OK; - } - - if (flcf->upstream.store > 0) { - return "is incompatible with \"fastcgi_store\""; - } - - flcf->upstream.cache = 1; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - - flcf->upstream.cache_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (flcf->upstream.cache_value == NULL) { - return NGX_CONF_ERROR; - } - - *flcf->upstream.cache_value = cv; - - return NGX_CONF_OK; - } - - flcf->upstream.cache_zone = ngx_shared_memory_add(cf, &value[1], 0, - &ngx_http_fastcgi_module); - if (flcf->upstream.cache_zone == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_fastcgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_fastcgi_loc_conf_t *flcf = conf; - - ngx_str_t *value; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (flcf->cache_key.value.data) { - return "is duplicate"; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &flcf->cache_key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - -#endif - - -static char * -ngx_http_fastcgi_lowat_check(ngx_conf_t *cf, void *post, void *data) -{ -#if (NGX_FREEBSD) - ssize_t *np = data; - - if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"fastcgi_send_lowat\" must be less than %d " - "(sysctl net.inet.tcp.sendspace)", - ngx_freebsd_net_inet_tcp_sendspace); - - return NGX_CONF_ERROR; - } - -#elif !(NGX_HAVE_SO_SNDLOWAT) - ssize_t *np = data; - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "\"fastcgi_send_lowat\" is not supported, ignored"); - - *np = 0; - -#endif - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_flv_module.c b/app/nginx/src/http/modules/ngx_http_flv_module.c deleted file mode 100644 index cc25320..0000000 --- a/app/nginx/src/http/modules/ngx_http_flv_module.c +++ /dev/null @@ -1,266 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static char *ngx_http_flv(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); - -static ngx_command_t ngx_http_flv_commands[] = { - - { ngx_string("flv"), - NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS, - ngx_http_flv, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static u_char ngx_flv_header[] = "FLV\x1\x5\0\0\0\x9\0\0\0\0"; - - -static ngx_http_module_t ngx_http_flv_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_flv_module = { - NGX_MODULE_V1, - &ngx_http_flv_module_ctx, /* module context */ - ngx_http_flv_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_flv_handler(ngx_http_request_t *r) -{ - u_char *last; - off_t start, len; - size_t root; - ngx_int_t rc; - ngx_uint_t level, i; - ngx_str_t path, value; - ngx_log_t *log; - ngx_buf_t *b; - ngx_chain_t out[2]; - ngx_open_file_info_t of; - ngx_http_core_loc_conf_t *clcf; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_HTTP_NOT_ALLOWED; - } - - if (r->uri.data[r->uri.len - 1] == '/') { - return NGX_DECLINED; - } - - rc = ngx_http_discard_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - last = ngx_http_map_uri_to_path(r, &path, &root, 0); - if (last == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - log = r->connection->log; - - path.len = last - path.data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, - "http flv filename: \"%V\"", &path); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - switch (of.err) { - - case 0: - return NGX_HTTP_INTERNAL_SERVER_ERROR; - - case NGX_ENOENT: - case NGX_ENOTDIR: - case NGX_ENAMETOOLONG: - - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_FOUND; - break; - - case NGX_EACCES: -#if (NGX_HAVE_OPENAT) - case NGX_EMLINK: - case NGX_ELOOP: -#endif - - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - break; - - default: - - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - break; - } - - if (rc != NGX_HTTP_NOT_FOUND || clcf->log_not_found) { - ngx_log_error(level, log, of.err, - "%s \"%s\" failed", of.failed, path.data); - } - - return rc; - } - - if (!of.is_file) { - - if (ngx_close_file(of.fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - ngx_close_file_n " \"%s\" failed", path.data); - } - - return NGX_DECLINED; - } - - r->root_tested = !r->error_page; - - start = 0; - len = of.size; - i = 1; - - if (r->args.len) { - - if (ngx_http_arg(r, (u_char *) "start", 5, &value) == NGX_OK) { - - start = ngx_atoof(value.data, value.len); - - if (start == NGX_ERROR || start >= len) { - start = 0; - } - - if (start) { - len = sizeof(ngx_flv_header) - 1 + len - start; - i = 0; - } - } - } - - log->action = "sending flv to client"; - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.content_length_n = len; - r->headers_out.last_modified_time = of.mtime; - - if (ngx_http_set_etag(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_set_content_type(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (i == 0) { - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->pos = ngx_flv_header; - b->last = ngx_flv_header + sizeof(ngx_flv_header) - 1; - b->memory = 1; - - out[0].buf = b; - out[0].next = &out[1]; - } - - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); - if (b->file == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->allow_ranges = 1; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - b->file_pos = start; - b->file_last = of.size; - - b->in_file = b->file_last ? 1: 0; - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - b->file->fd = of.fd; - b->file->name = path; - b->file->log = log; - b->file->directio = of.is_directio; - - out[1].buf = b; - out[1].next = NULL; - - return ngx_http_output_filter(r, &out[i]); -} - - -static char * -ngx_http_flv(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_flv_handler; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_geo_module.c b/app/nginx/src/http/modules/ngx_http_geo_module.c deleted file mode 100644 index 46a8d7c..0000000 --- a/app/nginx/src/http/modules/ngx_http_geo_module.c +++ /dev/null @@ -1,1658 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_http_variable_value_t *value; - u_short start; - u_short end; -} ngx_http_geo_range_t; - - -typedef struct { - ngx_radix_tree_t *tree; -#if (NGX_HAVE_INET6) - ngx_radix_tree_t *tree6; -#endif -} ngx_http_geo_trees_t; - - -typedef struct { - ngx_http_geo_range_t **low; - ngx_http_variable_value_t *default_value; -} ngx_http_geo_high_ranges_t; - - -typedef struct { - ngx_str_node_t sn; - ngx_http_variable_value_t *value; - size_t offset; -} ngx_http_geo_variable_value_node_t; - - -typedef struct { - ngx_http_variable_value_t *value; - ngx_str_t *net; - ngx_http_geo_high_ranges_t high; - ngx_radix_tree_t *tree; -#if (NGX_HAVE_INET6) - ngx_radix_tree_t *tree6; -#endif - ngx_rbtree_t rbtree; - ngx_rbtree_node_t sentinel; - ngx_array_t *proxies; - ngx_pool_t *pool; - ngx_pool_t *temp_pool; - - size_t data_size; - - ngx_str_t include_name; - ngx_uint_t includes; - ngx_uint_t entries; - - unsigned ranges:1; - unsigned outside_entries:1; - unsigned allow_binary_include:1; - unsigned binary_include:1; - unsigned proxy_recursive:1; -} ngx_http_geo_conf_ctx_t; - - -typedef struct { - union { - ngx_http_geo_trees_t trees; - ngx_http_geo_high_ranges_t high; - } u; - - ngx_array_t *proxies; - unsigned proxy_recursive:1; - - ngx_int_t index; -} ngx_http_geo_ctx_t; - - -static ngx_int_t ngx_http_geo_addr(ngx_http_request_t *r, - ngx_http_geo_ctx_t *ctx, ngx_addr_t *addr); -static ngx_int_t ngx_http_geo_real_addr(ngx_http_request_t *r, - ngx_http_geo_ctx_t *ctx, ngx_addr_t *addr); -static char *ngx_http_geo_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_http_geo(ngx_conf_t *cf, ngx_command_t *dummy, void *conf); -static char *ngx_http_geo_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *value); -static char *ngx_http_geo_add_range(ngx_conf_t *cf, - ngx_http_geo_conf_ctx_t *ctx, in_addr_t start, in_addr_t end); -static ngx_uint_t ngx_http_geo_delete_range(ngx_conf_t *cf, - ngx_http_geo_conf_ctx_t *ctx, in_addr_t start, in_addr_t end); -static char *ngx_http_geo_cidr(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *value); -static char *ngx_http_geo_cidr_add(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_cidr_t *cidr, ngx_str_t *value, ngx_str_t *net); -static ngx_http_variable_value_t *ngx_http_geo_value(ngx_conf_t *cf, - ngx_http_geo_conf_ctx_t *ctx, ngx_str_t *value); -static char *ngx_http_geo_add_proxy(ngx_conf_t *cf, - ngx_http_geo_conf_ctx_t *ctx, ngx_cidr_t *cidr); -static ngx_int_t ngx_http_geo_cidr_value(ngx_conf_t *cf, ngx_str_t *net, - ngx_cidr_t *cidr); -static char *ngx_http_geo_include(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *name); -static ngx_int_t ngx_http_geo_include_binary_base(ngx_conf_t *cf, - ngx_http_geo_conf_ctx_t *ctx, ngx_str_t *name); -static void ngx_http_geo_create_binary_base(ngx_http_geo_conf_ctx_t *ctx); -static u_char *ngx_http_geo_copy_values(u_char *base, u_char *p, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); - - -static ngx_command_t ngx_http_geo_commands[] = { - - { ngx_string("geo"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12, - ngx_http_geo_block, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_geo_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_geo_module = { - NGX_MODULE_V1, - &ngx_http_geo_module_ctx, /* module context */ - ngx_http_geo_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -typedef struct { - u_char GEORNG[6]; - u_char version; - u_char ptr_size; - uint32_t endianness; - uint32_t crc32; -} ngx_http_geo_header_t; - - -static ngx_http_geo_header_t ngx_http_geo_header = { - { 'G', 'E', 'O', 'R', 'N', 'G' }, 0, sizeof(void *), 0x12345678, 0 -}; - - -/* geo range is AF_INET only */ - -static ngx_int_t -ngx_http_geo_cidr_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_geo_ctx_t *ctx = (ngx_http_geo_ctx_t *) data; - - in_addr_t inaddr; - ngx_addr_t addr; - struct sockaddr_in *sin; - ngx_http_variable_value_t *vv; -#if (NGX_HAVE_INET6) - u_char *p; - struct in6_addr *inaddr6; -#endif - - if (ngx_http_geo_addr(r, ctx, &addr) != NGX_OK) { - vv = (ngx_http_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, INADDR_NONE); - goto done; - } - - switch (addr.sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr; - p = inaddr6->s6_addr; - - if (IN6_IS_ADDR_V4MAPPED(inaddr6)) { - inaddr = p[12] << 24; - inaddr += p[13] << 16; - inaddr += p[14] << 8; - inaddr += p[15]; - - vv = (ngx_http_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, inaddr); - - } else { - vv = (ngx_http_variable_value_t *) - ngx_radix128tree_find(ctx->u.trees.tree6, p); - } - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) addr.sockaddr; - inaddr = ntohl(sin->sin_addr.s_addr); - - vv = (ngx_http_variable_value_t *) - ngx_radix32tree_find(ctx->u.trees.tree, inaddr); - - break; - } - -done: - - *v = *vv; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http geo: %v", v); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geo_range_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_geo_ctx_t *ctx = (ngx_http_geo_ctx_t *) data; - - in_addr_t inaddr; - ngx_addr_t addr; - ngx_uint_t n; - struct sockaddr_in *sin; - ngx_http_geo_range_t *range; -#if (NGX_HAVE_INET6) - u_char *p; - struct in6_addr *inaddr6; -#endif - - *v = *ctx->u.high.default_value; - - if (ngx_http_geo_addr(r, ctx, &addr) == NGX_OK) { - - switch (addr.sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr; - - if (IN6_IS_ADDR_V4MAPPED(inaddr6)) { - p = inaddr6->s6_addr; - - inaddr = p[12] << 24; - inaddr += p[13] << 16; - inaddr += p[14] << 8; - inaddr += p[15]; - - } else { - inaddr = INADDR_NONE; - } - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) addr.sockaddr; - inaddr = ntohl(sin->sin_addr.s_addr); - break; - } - - } else { - inaddr = INADDR_NONE; - } - - if (ctx->u.high.low) { - range = ctx->u.high.low[inaddr >> 16]; - - if (range) { - n = inaddr & 0xffff; - do { - if (n >= (ngx_uint_t) range->start - && n <= (ngx_uint_t) range->end) - { - *v = *range->value; - break; - } - } while ((++range)->value); - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http geo: %v", v); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geo_addr(ngx_http_request_t *r, ngx_http_geo_ctx_t *ctx, - ngx_addr_t *addr) -{ - ngx_array_t *xfwd; - - if (ngx_http_geo_real_addr(r, ctx, addr) != NGX_OK) { - return NGX_ERROR; - } - - xfwd = &r->headers_in.x_forwarded_for; - - if (xfwd->nelts > 0 && ctx->proxies != NULL) { - (void) ngx_http_get_forwarded_addr(r, addr, xfwd, NULL, - ctx->proxies, ctx->proxy_recursive); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geo_real_addr(ngx_http_request_t *r, ngx_http_geo_ctx_t *ctx, - ngx_addr_t *addr) -{ - ngx_http_variable_value_t *v; - - if (ctx->index == -1) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http geo started: %V", &r->connection->addr_text); - - addr->sockaddr = r->connection->sockaddr; - addr->socklen = r->connection->socklen; - /* addr->name = r->connection->addr_text; */ - - return NGX_OK; - } - - v = ngx_http_get_flushed_variable(r, ctx->index); - - if (v == NULL || v->not_found) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http geo not found"); - - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http geo started: %v", v); - - if (ngx_parse_addr(r->pool, addr, v->data, v->len) == NGX_OK) { - return NGX_OK; - } - - return NGX_ERROR; -} - - -static char * -ngx_http_geo_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - size_t len; - ngx_str_t *value, name; - ngx_uint_t i; - ngx_conf_t save; - ngx_pool_t *pool; - ngx_array_t *a; - ngx_http_variable_t *var; - ngx_http_geo_ctx_t *geo; - ngx_http_geo_conf_ctx_t ctx; -#if (NGX_HAVE_INET6) - static struct in6_addr zero; -#endif - - value = cf->args->elts; - - geo = ngx_palloc(cf->pool, sizeof(ngx_http_geo_ctx_t)); - if (geo == NULL) { - return NGX_CONF_ERROR; - } - - name = value[1]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - if (cf->args->nelts == 3) { - - geo->index = ngx_http_get_variable_index(cf, &name); - if (geo->index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - name = value[2]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - } else { - geo->index = -1; - } - - var = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (pool == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ctx, sizeof(ngx_http_geo_conf_ctx_t)); - - ctx.temp_pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (ctx.temp_pool == NULL) { - return NGX_CONF_ERROR; - } - - ngx_rbtree_init(&ctx.rbtree, &ctx.sentinel, ngx_str_rbtree_insert_value); - - ctx.pool = cf->pool; - ctx.data_size = sizeof(ngx_http_geo_header_t) - + sizeof(ngx_http_variable_value_t) - + 0x10000 * sizeof(ngx_http_geo_range_t *); - ctx.allow_binary_include = 1; - - save = *cf; - cf->pool = pool; - cf->ctx = &ctx; - cf->handler = ngx_http_geo; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - geo->proxies = ctx.proxies; - geo->proxy_recursive = ctx.proxy_recursive; - - if (ctx.ranges) { - - if (ctx.high.low && !ctx.binary_include) { - for (i = 0; i < 0x10000; i++) { - a = (ngx_array_t *) ctx.high.low[i]; - - if (a == NULL) { - continue; - } - - if (a->nelts == 0) { - ctx.high.low[i] = NULL; - continue; - } - - len = a->nelts * sizeof(ngx_http_geo_range_t); - - ctx.high.low[i] = ngx_palloc(cf->pool, len + sizeof(void *)); - if (ctx.high.low[i] == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memcpy(ctx.high.low[i], a->elts, len); - ctx.high.low[i][a->nelts].value = NULL; - ctx.data_size += len + sizeof(void *); - } - - if (ctx.allow_binary_include - && !ctx.outside_entries - && ctx.entries > 100000 - && ctx.includes == 1) - { - ngx_http_geo_create_binary_base(&ctx); - } - } - - if (ctx.high.default_value == NULL) { - ctx.high.default_value = &ngx_http_variable_null_value; - } - - geo->u.high = ctx.high; - - var->get_handler = ngx_http_geo_range_variable; - var->data = (uintptr_t) geo; - - ngx_destroy_pool(ctx.temp_pool); - ngx_destroy_pool(pool); - - } else { - if (ctx.tree == NULL) { - ctx.tree = ngx_radix_tree_create(cf->pool, -1); - if (ctx.tree == NULL) { - return NGX_CONF_ERROR; - } - } - - geo->u.trees.tree = ctx.tree; - -#if (NGX_HAVE_INET6) - if (ctx.tree6 == NULL) { - ctx.tree6 = ngx_radix_tree_create(cf->pool, -1); - if (ctx.tree6 == NULL) { - return NGX_CONF_ERROR; - } - } - - geo->u.trees.tree6 = ctx.tree6; -#endif - - var->get_handler = ngx_http_geo_cidr_variable; - var->data = (uintptr_t) geo; - - ngx_destroy_pool(ctx.temp_pool); - ngx_destroy_pool(pool); - - if (ngx_radix32tree_insert(ctx.tree, 0, 0, - (uintptr_t) &ngx_http_variable_null_value) - == NGX_ERROR) - { - return NGX_CONF_ERROR; - } - - /* NGX_BUSY is okay (default was set explicitly) */ - -#if (NGX_HAVE_INET6) - if (ngx_radix128tree_insert(ctx.tree6, zero.s6_addr, zero.s6_addr, - (uintptr_t) &ngx_http_variable_null_value) - == NGX_ERROR) - { - return NGX_CONF_ERROR; - } -#endif - } - - return rv; -} - - -static char * -ngx_http_geo(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - char *rv; - ngx_str_t *value; - ngx_cidr_t cidr; - ngx_http_geo_conf_ctx_t *ctx; - - ctx = cf->ctx; - - value = cf->args->elts; - - if (cf->args->nelts == 1) { - - if (ngx_strcmp(value[0].data, "ranges") == 0) { - - if (ctx->tree -#if (NGX_HAVE_INET6) - || ctx->tree6 -#endif - ) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"ranges\" directive must be " - "the first directive inside \"geo\" block"); - goto failed; - } - - ctx->ranges = 1; - - rv = NGX_CONF_OK; - - goto done; - } - - else if (ngx_strcmp(value[0].data, "proxy_recursive") == 0) { - ctx->proxy_recursive = 1; - rv = NGX_CONF_OK; - goto done; - } - } - - if (cf->args->nelts != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of the geo parameters"); - goto failed; - } - - if (ngx_strcmp(value[0].data, "include") == 0) { - - rv = ngx_http_geo_include(cf, ctx, &value[1]); - - goto done; - - } else if (ngx_strcmp(value[0].data, "proxy") == 0) { - - if (ngx_http_geo_cidr_value(cf, &value[1], &cidr) != NGX_OK) { - goto failed; - } - - rv = ngx_http_geo_add_proxy(cf, ctx, &cidr); - - goto done; - } - - if (ctx->ranges) { - rv = ngx_http_geo_range(cf, ctx, value); - - } else { - rv = ngx_http_geo_cidr(cf, ctx, value); - } - -done: - - ngx_reset_pool(cf->pool); - - return rv; - -failed: - - ngx_reset_pool(cf->pool); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_http_geo_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *value) -{ - u_char *p, *last; - in_addr_t start, end; - ngx_str_t *net; - ngx_uint_t del; - - if (ngx_strcmp(value[0].data, "default") == 0) { - - if (ctx->high.default_value) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate default geo range value: \"%V\", old value: \"%v\"", - &value[1], ctx->high.default_value); - } - - ctx->high.default_value = ngx_http_geo_value(cf, ctx, &value[1]); - if (ctx->high.default_value == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - if (ctx->binary_include) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "binary geo range base \"%s\" cannot be mixed with usual entries", - ctx->include_name.data); - return NGX_CONF_ERROR; - } - - if (ctx->high.low == NULL) { - ctx->high.low = ngx_pcalloc(ctx->pool, - 0x10000 * sizeof(ngx_http_geo_range_t *)); - if (ctx->high.low == NULL) { - return NGX_CONF_ERROR; - } - } - - ctx->entries++; - ctx->outside_entries = 1; - - if (ngx_strcmp(value[0].data, "delete") == 0) { - net = &value[1]; - del = 1; - - } else { - net = &value[0]; - del = 0; - } - - last = net->data + net->len; - - p = ngx_strlchr(net->data, last, '-'); - - if (p == NULL) { - goto invalid; - } - - start = ngx_inet_addr(net->data, p - net->data); - - if (start == INADDR_NONE) { - goto invalid; - } - - start = ntohl(start); - - p++; - - end = ngx_inet_addr(p, last - p); - - if (end == INADDR_NONE) { - goto invalid; - } - - end = ntohl(end); - - if (start > end) { - goto invalid; - } - - if (del) { - if (ngx_http_geo_delete_range(cf, ctx, start, end)) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no address range \"%V\" to delete", net); - } - - return NGX_CONF_OK; - } - - ctx->value = ngx_http_geo_value(cf, ctx, &value[1]); - - if (ctx->value == NULL) { - return NGX_CONF_ERROR; - } - - ctx->net = net; - - return ngx_http_geo_add_range(cf, ctx, start, end); - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid range \"%V\"", net); - - return NGX_CONF_ERROR; -} - - -/* the add procedure is optimized to add a growing up sequence */ - -static char * -ngx_http_geo_add_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - in_addr_t start, in_addr_t end) -{ - in_addr_t n; - ngx_uint_t h, i, s, e; - ngx_array_t *a; - ngx_http_geo_range_t *range; - - for (n = start; n <= end; n = (n + 0x10000) & 0xffff0000) { - - h = n >> 16; - - if (n == start) { - s = n & 0xffff; - } else { - s = 0; - } - - if ((n | 0xffff) > end) { - e = end & 0xffff; - - } else { - e = 0xffff; - } - - a = (ngx_array_t *) ctx->high.low[h]; - - if (a == NULL) { - a = ngx_array_create(ctx->temp_pool, 64, - sizeof(ngx_http_geo_range_t)); - if (a == NULL) { - return NGX_CONF_ERROR; - } - - ctx->high.low[h] = (ngx_http_geo_range_t *) a; - } - - i = a->nelts; - range = a->elts; - - while (i) { - - i--; - - if (e < (ngx_uint_t) range[i].start) { - continue; - } - - if (s > (ngx_uint_t) range[i].end) { - - /* add after the range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 2], &range[i + 1], - (a->nelts - 2 - i) * sizeof(ngx_http_geo_range_t)); - - range[i + 1].start = (u_short) s; - range[i + 1].end = (u_short) e; - range[i + 1].value = ctx->value; - - goto next; - } - - if (s == (ngx_uint_t) range[i].start - && e == (ngx_uint_t) range[i].end) - { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate range \"%V\", value: \"%v\", old value: \"%v\"", - ctx->net, ctx->value, range[i].value); - - range[i].value = ctx->value; - - goto next; - } - - if (s > (ngx_uint_t) range[i].start - && e < (ngx_uint_t) range[i].end) - { - /* split the range and insert the new one */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 3], &range[i + 1], - (a->nelts - 3 - i) * sizeof(ngx_http_geo_range_t)); - - range[i + 2].start = (u_short) (e + 1); - range[i + 2].end = range[i].end; - range[i + 2].value = range[i].value; - - range[i + 1].start = (u_short) s; - range[i + 1].end = (u_short) e; - range[i + 1].value = ctx->value; - - range[i].end = (u_short) (s - 1); - - goto next; - } - - if (s == (ngx_uint_t) range[i].start - && e < (ngx_uint_t) range[i].end) - { - /* shift the range start and insert the new range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 1], &range[i], - (a->nelts - 1 - i) * sizeof(ngx_http_geo_range_t)); - - range[i + 1].start = (u_short) (e + 1); - - range[i].start = (u_short) s; - range[i].end = (u_short) e; - range[i].value = ctx->value; - - goto next; - } - - if (s > (ngx_uint_t) range[i].start - && e == (ngx_uint_t) range[i].end) - { - /* shift the range end and insert the new range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[i + 2], &range[i + 1], - (a->nelts - 2 - i) * sizeof(ngx_http_geo_range_t)); - - range[i + 1].start = (u_short) s; - range[i + 1].end = (u_short) e; - range[i + 1].value = ctx->value; - - range[i].end = (u_short) (s - 1); - - goto next; - } - - s = (ngx_uint_t) range[i].start; - e = (ngx_uint_t) range[i].end; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "range \"%V\" overlaps \"%d.%d.%d.%d-%d.%d.%d.%d\"", - ctx->net, - h >> 8, h & 0xff, s >> 8, s & 0xff, - h >> 8, h & 0xff, e >> 8, e & 0xff); - - return NGX_CONF_ERROR; - } - - /* add the first range */ - - range = ngx_array_push(a); - if (range == NULL) { - return NGX_CONF_ERROR; - } - - range = a->elts; - - ngx_memmove(&range[1], &range[0], - (a->nelts - 1) * sizeof(ngx_http_geo_range_t)); - - range[0].start = (u_short) s; - range[0].end = (u_short) e; - range[0].value = ctx->value; - - next: - - if (h == 0xffff) { - break; - } - } - - return NGX_CONF_OK; -} - - -static ngx_uint_t -ngx_http_geo_delete_range(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - in_addr_t start, in_addr_t end) -{ - in_addr_t n; - ngx_uint_t h, i, s, e, warn; - ngx_array_t *a; - ngx_http_geo_range_t *range; - - warn = 0; - - for (n = start; n <= end; n = (n + 0x10000) & 0xffff0000) { - - h = n >> 16; - - if (n == start) { - s = n & 0xffff; - } else { - s = 0; - } - - if ((n | 0xffff) > end) { - e = end & 0xffff; - - } else { - e = 0xffff; - } - - a = (ngx_array_t *) ctx->high.low[h]; - - if (a == NULL || a->nelts == 0) { - warn = 1; - goto next; - } - - range = a->elts; - for (i = 0; i < a->nelts; i++) { - - if (s == (ngx_uint_t) range[i].start - && e == (ngx_uint_t) range[i].end) - { - ngx_memmove(&range[i], &range[i + 1], - (a->nelts - 1 - i) * sizeof(ngx_http_geo_range_t)); - - a->nelts--; - - break; - } - - if (i == a->nelts - 1) { - warn = 1; - } - } - - next: - - if (h == 0xffff) { - break; - } - } - - return warn; -} - - -static char * -ngx_http_geo_cidr(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *value) -{ - char *rv; - ngx_int_t rc, del; - ngx_str_t *net; - ngx_cidr_t cidr; - - if (ctx->tree == NULL) { - ctx->tree = ngx_radix_tree_create(ctx->pool, -1); - if (ctx->tree == NULL) { - return NGX_CONF_ERROR; - } - } - -#if (NGX_HAVE_INET6) - if (ctx->tree6 == NULL) { - ctx->tree6 = ngx_radix_tree_create(ctx->pool, -1); - if (ctx->tree6 == NULL) { - return NGX_CONF_ERROR; - } - } -#endif - - if (ngx_strcmp(value[0].data, "default") == 0) { - cidr.family = AF_INET; - cidr.u.in.addr = 0; - cidr.u.in.mask = 0; - - rv = ngx_http_geo_cidr_add(cf, ctx, &cidr, &value[1], &value[0]); - - if (rv != NGX_CONF_OK) { - return rv; - } - -#if (NGX_HAVE_INET6) - cidr.family = AF_INET6; - ngx_memzero(&cidr.u.in6, sizeof(ngx_in6_cidr_t)); - - rv = ngx_http_geo_cidr_add(cf, ctx, &cidr, &value[1], &value[0]); - - if (rv != NGX_CONF_OK) { - return rv; - } -#endif - - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[0].data, "delete") == 0) { - net = &value[1]; - del = 1; - - } else { - net = &value[0]; - del = 0; - } - - if (ngx_http_geo_cidr_value(cf, net, &cidr) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cidr.family == AF_INET) { - cidr.u.in.addr = ntohl(cidr.u.in.addr); - cidr.u.in.mask = ntohl(cidr.u.in.mask); - } - - if (del) { - switch (cidr.family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - rc = ngx_radix128tree_delete(ctx->tree6, - cidr.u.in6.addr.s6_addr, - cidr.u.in6.mask.s6_addr); - break; -#endif - - default: /* AF_INET */ - rc = ngx_radix32tree_delete(ctx->tree, cidr.u.in.addr, - cidr.u.in.mask); - break; - } - - if (rc != NGX_OK) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no network \"%V\" to delete", net); - } - - return NGX_CONF_OK; - } - - return ngx_http_geo_cidr_add(cf, ctx, &cidr, &value[1], net); -} - - -static char * -ngx_http_geo_cidr_add(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_cidr_t *cidr, ngx_str_t *value, ngx_str_t *net) -{ - ngx_int_t rc; - ngx_http_variable_value_t *val, *old; - - val = ngx_http_geo_value(cf, ctx, value); - - if (val == NULL) { - return NGX_CONF_ERROR; - } - - switch (cidr->family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - rc = ngx_radix128tree_insert(ctx->tree6, cidr->u.in6.addr.s6_addr, - cidr->u.in6.mask.s6_addr, - (uintptr_t) val); - - if (rc == NGX_OK) { - return NGX_CONF_OK; - } - - if (rc == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - /* rc == NGX_BUSY */ - - old = (ngx_http_variable_value_t *) - ngx_radix128tree_find(ctx->tree6, - cidr->u.in6.addr.s6_addr); - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate network \"%V\", value: \"%v\", old value: \"%v\"", - net, val, old); - - rc = ngx_radix128tree_delete(ctx->tree6, - cidr->u.in6.addr.s6_addr, - cidr->u.in6.mask.s6_addr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid radix tree"); - return NGX_CONF_ERROR; - } - - rc = ngx_radix128tree_insert(ctx->tree6, cidr->u.in6.addr.s6_addr, - cidr->u.in6.mask.s6_addr, - (uintptr_t) val); - - break; -#endif - - default: /* AF_INET */ - rc = ngx_radix32tree_insert(ctx->tree, cidr->u.in.addr, - cidr->u.in.mask, (uintptr_t) val); - - if (rc == NGX_OK) { - return NGX_CONF_OK; - } - - if (rc == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - /* rc == NGX_BUSY */ - - old = (ngx_http_variable_value_t *) - ngx_radix32tree_find(ctx->tree, cidr->u.in.addr); - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate network \"%V\", value: \"%v\", old value: \"%v\"", - net, val, old); - - rc = ngx_radix32tree_delete(ctx->tree, - cidr->u.in.addr, cidr->u.in.mask); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid radix tree"); - return NGX_CONF_ERROR; - } - - rc = ngx_radix32tree_insert(ctx->tree, cidr->u.in.addr, - cidr->u.in.mask, (uintptr_t) val); - - break; - } - - if (rc == NGX_OK) { - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; -} - - -static ngx_http_variable_value_t * -ngx_http_geo_value(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *value) -{ - uint32_t hash; - ngx_http_variable_value_t *val; - ngx_http_geo_variable_value_node_t *gvvn; - - hash = ngx_crc32_long(value->data, value->len); - - gvvn = (ngx_http_geo_variable_value_node_t *) - ngx_str_rbtree_lookup(&ctx->rbtree, value, hash); - - if (gvvn) { - return gvvn->value; - } - - val = ngx_palloc(ctx->pool, sizeof(ngx_http_variable_value_t)); - if (val == NULL) { - return NULL; - } - - val->len = value->len; - val->data = ngx_pstrdup(ctx->pool, value); - if (val->data == NULL) { - return NULL; - } - - val->valid = 1; - val->no_cacheable = 0; - val->not_found = 0; - - gvvn = ngx_palloc(ctx->temp_pool, - sizeof(ngx_http_geo_variable_value_node_t)); - if (gvvn == NULL) { - return NULL; - } - - gvvn->sn.node.key = hash; - gvvn->sn.str.len = val->len; - gvvn->sn.str.data = val->data; - gvvn->value = val; - gvvn->offset = 0; - - ngx_rbtree_insert(&ctx->rbtree, &gvvn->sn.node); - - ctx->data_size += ngx_align(sizeof(ngx_http_variable_value_t) + value->len, - sizeof(void *)); - - return val; -} - - -static char * -ngx_http_geo_add_proxy(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_cidr_t *cidr) -{ - ngx_cidr_t *c; - - if (ctx->proxies == NULL) { - ctx->proxies = ngx_array_create(ctx->pool, 4, sizeof(ngx_cidr_t)); - if (ctx->proxies == NULL) { - return NGX_CONF_ERROR; - } - } - - c = ngx_array_push(ctx->proxies); - if (c == NULL) { - return NGX_CONF_ERROR; - } - - *c = *cidr; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_geo_cidr_value(ngx_conf_t *cf, ngx_str_t *net, ngx_cidr_t *cidr) -{ - ngx_int_t rc; - - if (ngx_strcmp(net->data, "255.255.255.255") == 0) { - cidr->family = AF_INET; - cidr->u.in.addr = 0xffffffff; - cidr->u.in.mask = 0xffffffff; - - return NGX_OK; - } - - rc = ngx_ptocidr(net, cidr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid network \"%V\"", net); - return NGX_ERROR; - } - - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", net); - } - - return NGX_OK; -} - - -static char * -ngx_http_geo_include(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *name) -{ - char *rv; - ngx_str_t file; - - file.len = name->len + 4; - file.data = ngx_pnalloc(ctx->temp_pool, name->len + 5); - if (file.data == NULL) { - return NGX_CONF_ERROR; - } - - ngx_sprintf(file.data, "%V.bin%Z", name); - - if (ngx_conf_full_name(cf->cycle, &file, 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ctx->ranges) { - ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data); - - switch (ngx_http_geo_include_binary_base(cf, ctx, &file)) { - case NGX_OK: - return NGX_CONF_OK; - case NGX_ERROR: - return NGX_CONF_ERROR; - default: - break; - } - } - - file.len -= 4; - file.data[file.len] = '\0'; - - ctx->include_name = file; - - if (ctx->outside_entries) { - ctx->allow_binary_include = 0; - } - - ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data); - - rv = ngx_conf_parse(cf, &file); - - ctx->includes++; - ctx->outside_entries = 0; - - return rv; -} - - -static ngx_int_t -ngx_http_geo_include_binary_base(ngx_conf_t *cf, ngx_http_geo_conf_ctx_t *ctx, - ngx_str_t *name) -{ - u_char *base, ch; - time_t mtime; - size_t size, len; - ssize_t n; - uint32_t crc32; - ngx_err_t err; - ngx_int_t rc; - ngx_uint_t i; - ngx_file_t file; - ngx_file_info_t fi; - ngx_http_geo_range_t *range, **ranges; - ngx_http_geo_header_t *header; - ngx_http_variable_value_t *vv; - - ngx_memzero(&file, sizeof(ngx_file_t)); - file.name = *name; - file.log = cf->log; - - file.fd = ngx_open_file(name->data, NGX_FILE_RDONLY, 0, 0); - if (file.fd == NGX_INVALID_FILE) { - err = ngx_errno; - if (err != NGX_ENOENT) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, err, - ngx_open_file_n " \"%s\" failed", name->data); - } - return NGX_DECLINED; - } - - if (ctx->outside_entries) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "binary geo range base \"%s\" cannot be mixed with usual entries", - name->data); - rc = NGX_ERROR; - goto done; - } - - if (ctx->binary_include) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "second binary geo range base \"%s\" cannot be mixed with \"%s\"", - name->data, ctx->include_name.data); - rc = NGX_ERROR; - goto done; - } - - if (ngx_fd_info(file.fd, &fi) == NGX_FILE_ERROR) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, ngx_errno, - ngx_fd_info_n " \"%s\" failed", name->data); - goto failed; - } - - size = (size_t) ngx_file_size(&fi); - mtime = ngx_file_mtime(&fi); - - ch = name->data[name->len - 4]; - name->data[name->len - 4] = '\0'; - - if (ngx_file_info(name->data, &fi) == NGX_FILE_ERROR) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, ngx_errno, - ngx_file_info_n " \"%s\" failed", name->data); - goto failed; - } - - name->data[name->len - 4] = ch; - - if (mtime < ngx_file_mtime(&fi)) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "stale binary geo range base \"%s\"", name->data); - goto failed; - } - - base = ngx_palloc(ctx->pool, size); - if (base == NULL) { - goto failed; - } - - n = ngx_read_file(&file, base, size, 0); - - if (n == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, ngx_errno, - ngx_read_file_n " \"%s\" failed", name->data); - goto failed; - } - - if ((size_t) n != size) { - ngx_conf_log_error(NGX_LOG_CRIT, cf, 0, - ngx_read_file_n " \"%s\" returned only %z bytes instead of %z", - name->data, n, size); - goto failed; - } - - header = (ngx_http_geo_header_t *) base; - - if (size < 16 || ngx_memcmp(&ngx_http_geo_header, header, 12) != 0) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "incompatible binary geo range base \"%s\"", name->data); - goto failed; - } - - ngx_crc32_init(crc32); - - vv = (ngx_http_variable_value_t *) (base + sizeof(ngx_http_geo_header_t)); - - while (vv->data) { - len = ngx_align(sizeof(ngx_http_variable_value_t) + vv->len, - sizeof(void *)); - ngx_crc32_update(&crc32, (u_char *) vv, len); - vv->data += (size_t) base; - vv = (ngx_http_variable_value_t *) ((u_char *) vv + len); - } - ngx_crc32_update(&crc32, (u_char *) vv, sizeof(ngx_http_variable_value_t)); - vv++; - - ranges = (ngx_http_geo_range_t **) vv; - - for (i = 0; i < 0x10000; i++) { - ngx_crc32_update(&crc32, (u_char *) &ranges[i], sizeof(void *)); - if (ranges[i]) { - ranges[i] = (ngx_http_geo_range_t *) - ((u_char *) ranges[i] + (size_t) base); - } - } - - range = (ngx_http_geo_range_t *) &ranges[0x10000]; - - while ((u_char *) range < base + size) { - while (range->value) { - ngx_crc32_update(&crc32, (u_char *) range, - sizeof(ngx_http_geo_range_t)); - range->value = (ngx_http_variable_value_t *) - ((u_char *) range->value + (size_t) base); - range++; - } - ngx_crc32_update(&crc32, (u_char *) range, sizeof(void *)); - range = (ngx_http_geo_range_t *) ((u_char *) range + sizeof(void *)); - } - - ngx_crc32_final(crc32); - - if (crc32 != header->crc32) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "CRC32 mismatch in binary geo range base \"%s\"", name->data); - goto failed; - } - - ngx_conf_log_error(NGX_LOG_NOTICE, cf, 0, - "using binary geo range base \"%s\"", name->data); - - ctx->include_name = *name; - ctx->binary_include = 1; - ctx->high.low = ranges; - rc = NGX_OK; - - goto done; - -failed: - - rc = NGX_DECLINED; - -done: - - if (ngx_close_file(file.fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, cf->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", name->data); - } - - return rc; -} - - -static void -ngx_http_geo_create_binary_base(ngx_http_geo_conf_ctx_t *ctx) -{ - u_char *p; - uint32_t hash; - ngx_str_t s; - ngx_uint_t i; - ngx_file_mapping_t fm; - ngx_http_geo_range_t *r, *range, **ranges; - ngx_http_geo_header_t *header; - ngx_http_geo_variable_value_node_t *gvvn; - - fm.name = ngx_pnalloc(ctx->temp_pool, ctx->include_name.len + 5); - if (fm.name == NULL) { - return; - } - - ngx_sprintf(fm.name, "%V.bin%Z", &ctx->include_name); - - fm.size = ctx->data_size; - fm.log = ctx->pool->log; - - ngx_log_error(NGX_LOG_NOTICE, fm.log, 0, - "creating binary geo range base \"%s\"", fm.name); - - if (ngx_create_file_mapping(&fm) != NGX_OK) { - return; - } - - p = ngx_cpymem(fm.addr, &ngx_http_geo_header, - sizeof(ngx_http_geo_header_t)); - - p = ngx_http_geo_copy_values(fm.addr, p, ctx->rbtree.root, - ctx->rbtree.sentinel); - - p += sizeof(ngx_http_variable_value_t); - - ranges = (ngx_http_geo_range_t **) p; - - p += 0x10000 * sizeof(ngx_http_geo_range_t *); - - for (i = 0; i < 0x10000; i++) { - r = ctx->high.low[i]; - if (r == NULL) { - continue; - } - - range = (ngx_http_geo_range_t *) p; - ranges[i] = (ngx_http_geo_range_t *) (p - (u_char *) fm.addr); - - do { - s.len = r->value->len; - s.data = r->value->data; - hash = ngx_crc32_long(s.data, s.len); - gvvn = (ngx_http_geo_variable_value_node_t *) - ngx_str_rbtree_lookup(&ctx->rbtree, &s, hash); - - range->value = (ngx_http_variable_value_t *) gvvn->offset; - range->start = r->start; - range->end = r->end; - range++; - - } while ((++r)->value); - - range->value = NULL; - - p = (u_char *) range + sizeof(void *); - } - - header = fm.addr; - header->crc32 = ngx_crc32_long((u_char *) fm.addr - + sizeof(ngx_http_geo_header_t), - fm.size - sizeof(ngx_http_geo_header_t)); - - ngx_close_file_mapping(&fm); -} - - -static u_char * -ngx_http_geo_copy_values(u_char *base, u_char *p, ngx_rbtree_node_t *node, - ngx_rbtree_node_t *sentinel) -{ - ngx_http_variable_value_t *vv; - ngx_http_geo_variable_value_node_t *gvvn; - - if (node == sentinel) { - return p; - } - - gvvn = (ngx_http_geo_variable_value_node_t *) node; - gvvn->offset = p - base; - - vv = (ngx_http_variable_value_t *) p; - *vv = *gvvn->value; - p += sizeof(ngx_http_variable_value_t); - vv->data = (u_char *) (p - base); - - p = ngx_cpymem(p, gvvn->sn.str.data, gvvn->sn.str.len); - - p = ngx_align_ptr(p, sizeof(void *)); - - p = ngx_http_geo_copy_values(base, p, node->left, sentinel); - - return ngx_http_geo_copy_values(base, p, node->right, sentinel); -} diff --git a/app/nginx/src/http/modules/ngx_http_geoip_module.c b/app/nginx/src/http/modules/ngx_http_geoip_module.c deleted file mode 100644 index 8e151aa..0000000 --- a/app/nginx/src/http/modules/ngx_http_geoip_module.c +++ /dev/null @@ -1,925 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#include <GeoIP.h> -#include <GeoIPCity.h> - - -#define NGX_GEOIP_COUNTRY_CODE 0 -#define NGX_GEOIP_COUNTRY_CODE3 1 -#define NGX_GEOIP_COUNTRY_NAME 2 - - -typedef struct { - GeoIP *country; - GeoIP *org; - GeoIP *city; - ngx_array_t *proxies; /* array of ngx_cidr_t */ - ngx_flag_t proxy_recursive; -#if (NGX_HAVE_GEOIP_V6) - unsigned country_v6:1; - unsigned org_v6:1; - unsigned city_v6:1; -#endif -} ngx_http_geoip_conf_t; - - -typedef struct { - ngx_str_t *name; - uintptr_t data; -} ngx_http_geoip_var_t; - - -typedef const char *(*ngx_http_geoip_variable_handler_pt)(GeoIP *, - u_long addr); - - -ngx_http_geoip_variable_handler_pt ngx_http_geoip_country_functions[] = { - GeoIP_country_code_by_ipnum, - GeoIP_country_code3_by_ipnum, - GeoIP_country_name_by_ipnum, -}; - - -#if (NGX_HAVE_GEOIP_V6) - -typedef const char *(*ngx_http_geoip_variable_handler_v6_pt)(GeoIP *, - geoipv6_t addr); - - -ngx_http_geoip_variable_handler_v6_pt ngx_http_geoip_country_v6_functions[] = { - GeoIP_country_code_by_ipnum_v6, - GeoIP_country_code3_by_ipnum_v6, - GeoIP_country_name_by_ipnum_v6, -}; - -#endif - - -static ngx_int_t ngx_http_geoip_country_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_geoip_org_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_geoip_city_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_geoip_region_name_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_geoip_city_float_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_geoip_city_int_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static GeoIPRecord *ngx_http_geoip_get_city_record(ngx_http_request_t *r); - -static ngx_int_t ngx_http_geoip_add_variables(ngx_conf_t *cf); -static void *ngx_http_geoip_create_conf(ngx_conf_t *cf); -static char *ngx_http_geoip_init_conf(ngx_conf_t *cf, void *conf); -static char *ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_geoip_proxy(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_geoip_cidr_value(ngx_conf_t *cf, ngx_str_t *net, - ngx_cidr_t *cidr); -static void ngx_http_geoip_cleanup(void *data); - - -static ngx_command_t ngx_http_geoip_commands[] = { - - { ngx_string("geoip_country"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12, - ngx_http_geoip_country, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("geoip_org"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12, - ngx_http_geoip_org, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("geoip_city"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE12, - ngx_http_geoip_city, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("geoip_proxy"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_http_geoip_proxy, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("geoip_proxy_recursive"), - NGX_HTTP_MAIN_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_geoip_conf_t, proxy_recursive), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_geoip_module_ctx = { - ngx_http_geoip_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_geoip_create_conf, /* create main configuration */ - ngx_http_geoip_init_conf, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_geoip_module = { - NGX_MODULE_V1, - &ngx_http_geoip_module_ctx, /* module context */ - ngx_http_geoip_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_geoip_vars[] = { - - { ngx_string("geoip_country_code"), NULL, - ngx_http_geoip_country_variable, - NGX_GEOIP_COUNTRY_CODE, 0, 0 }, - - { ngx_string("geoip_country_code3"), NULL, - ngx_http_geoip_country_variable, - NGX_GEOIP_COUNTRY_CODE3, 0, 0 }, - - { ngx_string("geoip_country_name"), NULL, - ngx_http_geoip_country_variable, - NGX_GEOIP_COUNTRY_NAME, 0, 0 }, - - { ngx_string("geoip_org"), NULL, - ngx_http_geoip_org_variable, - 0, 0, 0 }, - - { ngx_string("geoip_city_continent_code"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, continent_code), 0, 0 }, - - { ngx_string("geoip_city_country_code"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, country_code), 0, 0 }, - - { ngx_string("geoip_city_country_code3"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, country_code3), 0, 0 }, - - { ngx_string("geoip_city_country_name"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, country_name), 0, 0 }, - - { ngx_string("geoip_region"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, region), 0, 0 }, - - { ngx_string("geoip_region_name"), NULL, - ngx_http_geoip_region_name_variable, - 0, 0, 0 }, - - { ngx_string("geoip_city"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, city), 0, 0 }, - - { ngx_string("geoip_postal_code"), NULL, - ngx_http_geoip_city_variable, - offsetof(GeoIPRecord, postal_code), 0, 0 }, - - { ngx_string("geoip_latitude"), NULL, - ngx_http_geoip_city_float_variable, - offsetof(GeoIPRecord, latitude), 0, 0 }, - - { ngx_string("geoip_longitude"), NULL, - ngx_http_geoip_city_float_variable, - offsetof(GeoIPRecord, longitude), 0, 0 }, - - { ngx_string("geoip_dma_code"), NULL, - ngx_http_geoip_city_int_variable, - offsetof(GeoIPRecord, dma_code), 0, 0 }, - - { ngx_string("geoip_area_code"), NULL, - ngx_http_geoip_city_int_variable, - offsetof(GeoIPRecord, area_code), 0, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static u_long -ngx_http_geoip_addr(ngx_http_request_t *r, ngx_http_geoip_conf_t *gcf) -{ - ngx_addr_t addr; - ngx_array_t *xfwd; - struct sockaddr_in *sin; - - addr.sockaddr = r->connection->sockaddr; - addr.socklen = r->connection->socklen; - /* addr.name = r->connection->addr_text; */ - - xfwd = &r->headers_in.x_forwarded_for; - - if (xfwd->nelts > 0 && gcf->proxies != NULL) { - (void) ngx_http_get_forwarded_addr(r, &addr, xfwd, NULL, - gcf->proxies, gcf->proxy_recursive); - } - -#if (NGX_HAVE_INET6) - - if (addr.sockaddr->sa_family == AF_INET6) { - u_char *p; - in_addr_t inaddr; - struct in6_addr *inaddr6; - - inaddr6 = &((struct sockaddr_in6 *) addr.sockaddr)->sin6_addr; - - if (IN6_IS_ADDR_V4MAPPED(inaddr6)) { - p = inaddr6->s6_addr; - - inaddr = p[12] << 24; - inaddr += p[13] << 16; - inaddr += p[14] << 8; - inaddr += p[15]; - - return inaddr; - } - } - -#endif - - if (addr.sockaddr->sa_family != AF_INET) { - return INADDR_NONE; - } - - sin = (struct sockaddr_in *) addr.sockaddr; - return ntohl(sin->sin_addr.s_addr); -} - - -#if (NGX_HAVE_GEOIP_V6) - -static geoipv6_t -ngx_http_geoip_addr_v6(ngx_http_request_t *r, ngx_http_geoip_conf_t *gcf) -{ - ngx_addr_t addr; - ngx_array_t *xfwd; - in_addr_t addr4; - struct in6_addr addr6; - struct sockaddr_in *sin; - struct sockaddr_in6 *sin6; - - addr.sockaddr = r->connection->sockaddr; - addr.socklen = r->connection->socklen; - /* addr.name = r->connection->addr_text; */ - - xfwd = &r->headers_in.x_forwarded_for; - - if (xfwd->nelts > 0 && gcf->proxies != NULL) { - (void) ngx_http_get_forwarded_addr(r, &addr, xfwd, NULL, - gcf->proxies, gcf->proxy_recursive); - } - - switch (addr.sockaddr->sa_family) { - - case AF_INET: - /* Produce IPv4-mapped IPv6 address. */ - sin = (struct sockaddr_in *) addr.sockaddr; - addr4 = ntohl(sin->sin_addr.s_addr); - - ngx_memzero(&addr6, sizeof(struct in6_addr)); - addr6.s6_addr[10] = 0xff; - addr6.s6_addr[11] = 0xff; - addr6.s6_addr[12] = addr4 >> 24; - addr6.s6_addr[13] = addr4 >> 16; - addr6.s6_addr[14] = addr4 >> 8; - addr6.s6_addr[15] = addr4; - return addr6; - - case AF_INET6: - sin6 = (struct sockaddr_in6 *) addr.sockaddr; - return sin6->sin6_addr; - - default: - return in6addr_any; - } -} - -#endif - - -static ngx_int_t -ngx_http_geoip_country_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_geoip_variable_handler_pt handler = - ngx_http_geoip_country_functions[data]; -#if (NGX_HAVE_GEOIP_V6) - ngx_http_geoip_variable_handler_v6_pt handler_v6 = - ngx_http_geoip_country_v6_functions[data]; -#endif - - const char *val; - ngx_http_geoip_conf_t *gcf; - - gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module); - - if (gcf->country == NULL) { - goto not_found; - } - -#if (NGX_HAVE_GEOIP_V6) - val = gcf->country_v6 - ? handler_v6(gcf->country, ngx_http_geoip_addr_v6(r, gcf)) - : handler(gcf->country, ngx_http_geoip_addr(r, gcf)); -#else - val = handler(gcf->country, ngx_http_geoip_addr(r, gcf)); -#endif - - if (val == NULL) { - goto not_found; - } - - v->len = ngx_strlen(val); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) val; - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geoip_org_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t len; - char *val; - ngx_http_geoip_conf_t *gcf; - - gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module); - - if (gcf->org == NULL) { - goto not_found; - } - -#if (NGX_HAVE_GEOIP_V6) - val = gcf->org_v6 - ? GeoIP_name_by_ipnum_v6(gcf->org, - ngx_http_geoip_addr_v6(r, gcf)) - : GeoIP_name_by_ipnum(gcf->org, - ngx_http_geoip_addr(r, gcf)); -#else - val = GeoIP_name_by_ipnum(gcf->org, ngx_http_geoip_addr(r, gcf)); -#endif - - if (val == NULL) { - goto not_found; - } - - len = ngx_strlen(val); - v->data = ngx_pnalloc(r->pool, len); - if (v->data == NULL) { - ngx_free(val); - return NGX_ERROR; - } - - ngx_memcpy(v->data, val, len); - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - ngx_free(val); - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geoip_city_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - char *val; - size_t len; - GeoIPRecord *gr; - - gr = ngx_http_geoip_get_city_record(r); - if (gr == NULL) { - goto not_found; - } - - val = *(char **) ((char *) gr + data); - if (val == NULL) { - goto no_value; - } - - len = ngx_strlen(val); - v->data = ngx_pnalloc(r->pool, len); - if (v->data == NULL) { - GeoIPRecord_delete(gr); - return NGX_ERROR; - } - - ngx_memcpy(v->data, val, len); - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - GeoIPRecord_delete(gr); - - return NGX_OK; - -no_value: - - GeoIPRecord_delete(gr); - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geoip_region_name_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t len; - const char *val; - GeoIPRecord *gr; - - gr = ngx_http_geoip_get_city_record(r); - if (gr == NULL) { - goto not_found; - } - - val = GeoIP_region_name_by_code(gr->country_code, gr->region); - - GeoIPRecord_delete(gr); - - if (val == NULL) { - goto not_found; - } - - len = ngx_strlen(val); - v->data = ngx_pnalloc(r->pool, len); - if (v->data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(v->data, val, len); - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geoip_city_float_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - float val; - GeoIPRecord *gr; - - gr = ngx_http_geoip_get_city_record(r); - if (gr == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(r->pool, NGX_INT64_LEN + 5); - if (v->data == NULL) { - GeoIPRecord_delete(gr); - return NGX_ERROR; - } - - val = *(float *) ((char *) gr + data); - - v->len = ngx_sprintf(v->data, "%.4f", val) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - GeoIPRecord_delete(gr); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_geoip_city_int_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - int val; - GeoIPRecord *gr; - - gr = ngx_http_geoip_get_city_record(r); - if (gr == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(r->pool, NGX_INT64_LEN); - if (v->data == NULL) { - GeoIPRecord_delete(gr); - return NGX_ERROR; - } - - val = *(int *) ((char *) gr + data); - - v->len = ngx_sprintf(v->data, "%d", val) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - GeoIPRecord_delete(gr); - - return NGX_OK; -} - - -static GeoIPRecord * -ngx_http_geoip_get_city_record(ngx_http_request_t *r) -{ - ngx_http_geoip_conf_t *gcf; - - gcf = ngx_http_get_module_main_conf(r, ngx_http_geoip_module); - - if (gcf->city) { -#if (NGX_HAVE_GEOIP_V6) - return gcf->city_v6 - ? GeoIP_record_by_ipnum_v6(gcf->city, - ngx_http_geoip_addr_v6(r, gcf)) - : GeoIP_record_by_ipnum(gcf->city, - ngx_http_geoip_addr(r, gcf)); -#else - return GeoIP_record_by_ipnum(gcf->city, ngx_http_geoip_addr(r, gcf)); -#endif - } - - return NULL; -} - - -static ngx_int_t -ngx_http_geoip_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_geoip_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_http_geoip_create_conf(ngx_conf_t *cf) -{ - ngx_pool_cleanup_t *cln; - ngx_http_geoip_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_geoip_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->proxy_recursive = NGX_CONF_UNSET; - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NULL; - } - - cln->handler = ngx_http_geoip_cleanup; - cln->data = conf; - - return conf; -} - - -static char * -ngx_http_geoip_init_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_geoip_conf_t *gcf = conf; - - ngx_conf_init_value(gcf->proxy_recursive, 0); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_geoip_country(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - - if (gcf->country) { - return "is duplicate"; - } - - value = cf->args->elts; - - gcf->country = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE); - - if (gcf->country == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "GeoIP_open(\"%V\") failed", &value[1]); - - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - if (ngx_strcmp(value[2].data, "utf8") == 0) { - GeoIP_set_charset(gcf->country, GEOIP_CHARSET_UTF8); - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - switch (gcf->country->databaseType) { - - case GEOIP_COUNTRY_EDITION: - - return NGX_CONF_OK; - -#if (NGX_HAVE_GEOIP_V6) - case GEOIP_COUNTRY_EDITION_V6: - - gcf->country_v6 = 1; - return NGX_CONF_OK; -#endif - - default: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid GeoIP database \"%V\" type:%d", - &value[1], gcf->country->databaseType); - return NGX_CONF_ERROR; - } -} - - -static char * -ngx_http_geoip_org(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - - if (gcf->org) { - return "is duplicate"; - } - - value = cf->args->elts; - - gcf->org = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE); - - if (gcf->org == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "GeoIP_open(\"%V\") failed", &value[1]); - - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - if (ngx_strcmp(value[2].data, "utf8") == 0) { - GeoIP_set_charset(gcf->org, GEOIP_CHARSET_UTF8); - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - switch (gcf->org->databaseType) { - - case GEOIP_ISP_EDITION: - case GEOIP_ORG_EDITION: - case GEOIP_DOMAIN_EDITION: - case GEOIP_ASNUM_EDITION: - - return NGX_CONF_OK; - -#if (NGX_HAVE_GEOIP_V6) - case GEOIP_ISP_EDITION_V6: - case GEOIP_ORG_EDITION_V6: - case GEOIP_DOMAIN_EDITION_V6: - case GEOIP_ASNUM_EDITION_V6: - - gcf->org_v6 = 1; - return NGX_CONF_OK; -#endif - - default: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid GeoIP database \"%V\" type:%d", - &value[1], gcf->org->databaseType); - return NGX_CONF_ERROR; - } -} - - -static char * -ngx_http_geoip_city(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - - if (gcf->city) { - return "is duplicate"; - } - - value = cf->args->elts; - - gcf->city = GeoIP_open((char *) value[1].data, GEOIP_MEMORY_CACHE); - - if (gcf->city == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "GeoIP_open(\"%V\") failed", &value[1]); - - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - if (ngx_strcmp(value[2].data, "utf8") == 0) { - GeoIP_set_charset(gcf->city, GEOIP_CHARSET_UTF8); - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - switch (gcf->city->databaseType) { - - case GEOIP_CITY_EDITION_REV0: - case GEOIP_CITY_EDITION_REV1: - - return NGX_CONF_OK; - -#if (NGX_HAVE_GEOIP_V6) - case GEOIP_CITY_EDITION_REV0_V6: - case GEOIP_CITY_EDITION_REV1_V6: - - gcf->city_v6 = 1; - return NGX_CONF_OK; -#endif - - default: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid GeoIP City database \"%V\" type:%d", - &value[1], gcf->city->databaseType); - return NGX_CONF_ERROR; - } -} - - -static char * -ngx_http_geoip_proxy(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_geoip_conf_t *gcf = conf; - - ngx_str_t *value; - ngx_cidr_t cidr, *c; - - value = cf->args->elts; - - if (ngx_http_geoip_cidr_value(cf, &value[1], &cidr) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (gcf->proxies == NULL) { - gcf->proxies = ngx_array_create(cf->pool, 4, sizeof(ngx_cidr_t)); - if (gcf->proxies == NULL) { - return NGX_CONF_ERROR; - } - } - - c = ngx_array_push(gcf->proxies); - if (c == NULL) { - return NGX_CONF_ERROR; - } - - *c = cidr; - - return NGX_CONF_OK; -} - -static ngx_int_t -ngx_http_geoip_cidr_value(ngx_conf_t *cf, ngx_str_t *net, ngx_cidr_t *cidr) -{ - ngx_int_t rc; - - if (ngx_strcmp(net->data, "255.255.255.255") == 0) { - cidr->family = AF_INET; - cidr->u.in.addr = 0xffffffff; - cidr->u.in.mask = 0xffffffff; - - return NGX_OK; - } - - rc = ngx_ptocidr(net, cidr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid network \"%V\"", net); - return NGX_ERROR; - } - - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", net); - } - - return NGX_OK; -} - - -static void -ngx_http_geoip_cleanup(void *data) -{ - ngx_http_geoip_conf_t *gcf = data; - - if (gcf->country) { - GeoIP_delete(gcf->country); - } - - if (gcf->org) { - GeoIP_delete(gcf->org); - } - - if (gcf->city) { - GeoIP_delete(gcf->city); - } -} diff --git a/app/nginx/src/http/modules/ngx_http_gunzip_filter_module.c b/app/nginx/src/http/modules/ngx_http_gunzip_filter_module.c deleted file mode 100644 index c1341f5..0000000 --- a/app/nginx/src/http/modules/ngx_http_gunzip_filter_module.c +++ /dev/null @@ -1,687 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#include <zlib.h> - - -typedef struct { - ngx_flag_t enable; - ngx_bufs_t bufs; -} ngx_http_gunzip_conf_t; - - -typedef struct { - ngx_chain_t *in; - ngx_chain_t *free; - ngx_chain_t *busy; - ngx_chain_t *out; - ngx_chain_t **last_out; - - ngx_buf_t *in_buf; - ngx_buf_t *out_buf; - ngx_int_t bufs; - - unsigned started:1; - unsigned flush:4; - unsigned redo:1; - unsigned done:1; - unsigned nomem:1; - - z_stream zstream; - ngx_http_request_t *request; -} ngx_http_gunzip_ctx_t; - - -static ngx_int_t ngx_http_gunzip_filter_inflate_start(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx); -static ngx_int_t ngx_http_gunzip_filter_add_data(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx); -static ngx_int_t ngx_http_gunzip_filter_get_buf(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx); -static ngx_int_t ngx_http_gunzip_filter_inflate(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx); -static ngx_int_t ngx_http_gunzip_filter_inflate_end(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx); - -static void *ngx_http_gunzip_filter_alloc(void *opaque, u_int items, - u_int size); -static void ngx_http_gunzip_filter_free(void *opaque, void *address); - -static ngx_int_t ngx_http_gunzip_filter_init(ngx_conf_t *cf); -static void *ngx_http_gunzip_create_conf(ngx_conf_t *cf); -static char *ngx_http_gunzip_merge_conf(ngx_conf_t *cf, - void *parent, void *child); - - -static ngx_command_t ngx_http_gunzip_filter_commands[] = { - - { ngx_string("gunzip"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gunzip_conf_t, enable), - NULL }, - - { ngx_string("gunzip_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gunzip_conf_t, bufs), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_gunzip_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_gunzip_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_gunzip_create_conf, /* create location configuration */ - ngx_http_gunzip_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_gunzip_filter_module = { - NGX_MODULE_V1, - &ngx_http_gunzip_filter_module_ctx, /* module context */ - ngx_http_gunzip_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_gunzip_header_filter(ngx_http_request_t *r) -{ - ngx_http_gunzip_ctx_t *ctx; - ngx_http_gunzip_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gunzip_filter_module); - - /* TODO support multiple content-codings */ - /* TODO always gunzip - due to configuration or module request */ - /* TODO ignore content encoding? */ - - if (!conf->enable - || r->headers_out.content_encoding == NULL - || r->headers_out.content_encoding->value.len != 4 - || ngx_strncasecmp(r->headers_out.content_encoding->value.data, - (u_char *) "gzip", 4) != 0) - { - return ngx_http_next_header_filter(r); - } - - r->gzip_vary = 1; - - if (!r->gzip_tested) { - if (ngx_http_gzip_ok(r) == NGX_OK) { - return ngx_http_next_header_filter(r); - } - - } else if (r->gzip_ok) { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_gunzip_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_gunzip_filter_module); - - ctx->request = r; - - r->filter_need_in_memory = 1; - - r->headers_out.content_encoding->hash = 0; - r->headers_out.content_encoding = NULL; - - ngx_http_clear_content_length(r); - ngx_http_clear_accept_ranges(r); - ngx_http_weak_etag(r); - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_gunzip_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - int rc; - ngx_uint_t flush; - ngx_chain_t *cl; - ngx_http_gunzip_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_gunzip_filter_module); - - if (ctx == NULL || ctx->done) { - return ngx_http_next_body_filter(r, in); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http gunzip filter"); - - if (!ctx->started) { - if (ngx_http_gunzip_filter_inflate_start(r, ctx) != NGX_OK) { - goto failed; - } - } - - if (in) { - if (ngx_chain_add_copy(r->pool, &ctx->in, in) != NGX_OK) { - goto failed; - } - } - - if (ctx->nomem) { - - /* flush busy buffers */ - - if (ngx_http_next_body_filter(r, NULL) == NGX_ERROR) { - goto failed; - } - - cl = NULL; - - ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &cl, - (ngx_buf_tag_t) &ngx_http_gunzip_filter_module); - ctx->nomem = 0; - flush = 0; - - } else { - flush = ctx->busy ? 1 : 0; - } - - for ( ;; ) { - - /* cycle while we can write to a client */ - - for ( ;; ) { - - /* cycle while there is data to feed zlib and ... */ - - rc = ngx_http_gunzip_filter_add_data(r, ctx); - - if (rc == NGX_DECLINED) { - break; - } - - if (rc == NGX_AGAIN) { - continue; - } - - - /* ... there are buffers to write zlib output */ - - rc = ngx_http_gunzip_filter_get_buf(r, ctx); - - if (rc == NGX_DECLINED) { - break; - } - - if (rc == NGX_ERROR) { - goto failed; - } - - rc = ngx_http_gunzip_filter_inflate(r, ctx); - - if (rc == NGX_OK) { - break; - } - - if (rc == NGX_ERROR) { - goto failed; - } - - /* rc == NGX_AGAIN */ - } - - if (ctx->out == NULL && !flush) { - return ctx->busy ? NGX_AGAIN : NGX_OK; - } - - rc = ngx_http_next_body_filter(r, ctx->out); - - if (rc == NGX_ERROR) { - goto failed; - } - - ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &ctx->out, - (ngx_buf_tag_t) &ngx_http_gunzip_filter_module); - ctx->last_out = &ctx->out; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gunzip out: %p", ctx->out); - - ctx->nomem = 0; - flush = 0; - - if (ctx->done) { - return rc; - } - } - - /* unreachable */ - -failed: - - ctx->done = 1; - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_gunzip_filter_inflate_start(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx) -{ - int rc; - - ctx->zstream.next_in = Z_NULL; - ctx->zstream.avail_in = 0; - - ctx->zstream.zalloc = ngx_http_gunzip_filter_alloc; - ctx->zstream.zfree = ngx_http_gunzip_filter_free; - ctx->zstream.opaque = ctx; - - /* windowBits +16 to decode gzip, zlib 1.2.0.4+ */ - rc = inflateInit2(&ctx->zstream, MAX_WBITS + 16); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "inflateInit2() failed: %d", rc); - return NGX_ERROR; - } - - ctx->started = 1; - - ctx->last_out = &ctx->out; - ctx->flush = Z_NO_FLUSH; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gunzip_filter_add_data(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx) -{ - if (ctx->zstream.avail_in || ctx->flush != Z_NO_FLUSH || ctx->redo) { - return NGX_OK; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gunzip in: %p", ctx->in); - - if (ctx->in == NULL) { - return NGX_DECLINED; - } - - ctx->in_buf = ctx->in->buf; - ctx->in = ctx->in->next; - - ctx->zstream.next_in = ctx->in_buf->pos; - ctx->zstream.avail_in = ctx->in_buf->last - ctx->in_buf->pos; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gunzip in_buf:%p ni:%p ai:%ud", - ctx->in_buf, - ctx->zstream.next_in, ctx->zstream.avail_in); - - if (ctx->in_buf->last_buf || ctx->in_buf->last_in_chain) { - ctx->flush = Z_FINISH; - - } else if (ctx->in_buf->flush) { - ctx->flush = Z_SYNC_FLUSH; - - } else if (ctx->zstream.avail_in == 0) { - /* ctx->flush == Z_NO_FLUSH */ - return NGX_AGAIN; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gunzip_filter_get_buf(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx) -{ - ngx_http_gunzip_conf_t *conf; - - if (ctx->zstream.avail_out) { - return NGX_OK; - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gunzip_filter_module); - - if (ctx->free) { - ctx->out_buf = ctx->free->buf; - ctx->free = ctx->free->next; - - ctx->out_buf->flush = 0; - - } else if (ctx->bufs < conf->bufs.num) { - - ctx->out_buf = ngx_create_temp_buf(r->pool, conf->bufs.size); - if (ctx->out_buf == NULL) { - return NGX_ERROR; - } - - ctx->out_buf->tag = (ngx_buf_tag_t) &ngx_http_gunzip_filter_module; - ctx->out_buf->recycled = 1; - ctx->bufs++; - - } else { - ctx->nomem = 1; - return NGX_DECLINED; - } - - ctx->zstream.next_out = ctx->out_buf->pos; - ctx->zstream.avail_out = conf->bufs.size; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gunzip_filter_inflate(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx) -{ - int rc; - ngx_buf_t *b; - ngx_chain_t *cl; - - ngx_log_debug6(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "inflate in: ni:%p no:%p ai:%ud ao:%ud fl:%d redo:%d", - ctx->zstream.next_in, ctx->zstream.next_out, - ctx->zstream.avail_in, ctx->zstream.avail_out, - ctx->flush, ctx->redo); - - rc = inflate(&ctx->zstream, ctx->flush); - - if (rc != Z_OK && rc != Z_STREAM_END && rc != Z_BUF_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "inflate() failed: %d, %d", ctx->flush, rc); - return NGX_ERROR; - } - - ngx_log_debug5(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "inflate out: ni:%p no:%p ai:%ud ao:%ud rc:%d", - ctx->zstream.next_in, ctx->zstream.next_out, - ctx->zstream.avail_in, ctx->zstream.avail_out, - rc); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gunzip in_buf:%p pos:%p", - ctx->in_buf, ctx->in_buf->pos); - - if (ctx->zstream.next_in) { - ctx->in_buf->pos = ctx->zstream.next_in; - - if (ctx->zstream.avail_in == 0) { - ctx->zstream.next_in = NULL; - } - } - - ctx->out_buf->last = ctx->zstream.next_out; - - if (ctx->zstream.avail_out == 0) { - - /* zlib wants to output some more data */ - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ctx->out_buf; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - ctx->redo = 1; - - return NGX_AGAIN; - } - - ctx->redo = 0; - - if (ctx->flush == Z_SYNC_FLUSH) { - - ctx->flush = Z_NO_FLUSH; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - b = ctx->out_buf; - - if (ngx_buf_size(b) == 0) { - - b = ngx_calloc_buf(ctx->request->pool); - if (b == NULL) { - return NGX_ERROR; - } - - } else { - ctx->zstream.avail_out = 0; - } - - b->flush = 1; - - cl->buf = b; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - return NGX_OK; - } - - if (ctx->flush == Z_FINISH && ctx->zstream.avail_in == 0) { - - if (rc != Z_STREAM_END) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "inflate() returned %d on response end", rc); - return NGX_ERROR; - } - - if (ngx_http_gunzip_filter_inflate_end(r, ctx) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; - } - - if (rc == Z_STREAM_END && ctx->zstream.avail_in > 0) { - - rc = inflateReset(&ctx->zstream); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "inflateReset() failed: %d", rc); - return NGX_ERROR; - } - - ctx->redo = 1; - - return NGX_AGAIN; - } - - if (ctx->in == NULL) { - - b = ctx->out_buf; - - if (ngx_buf_size(b) == 0) { - return NGX_OK; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - ctx->zstream.avail_out = 0; - - cl->buf = b; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - return NGX_OK; - } - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_gunzip_filter_inflate_end(ngx_http_request_t *r, - ngx_http_gunzip_ctx_t *ctx) -{ - int rc; - ngx_buf_t *b; - ngx_chain_t *cl; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gunzip inflate end"); - - rc = inflateEnd(&ctx->zstream); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "inflateEnd() failed: %d", rc); - return NGX_ERROR; - } - - b = ctx->out_buf; - - if (ngx_buf_size(b) == 0) { - - b = ngx_calloc_buf(ctx->request->pool); - if (b == NULL) { - return NGX_ERROR; - } - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - b->sync = 1; - - ctx->done = 1; - - return NGX_OK; -} - - -static void * -ngx_http_gunzip_filter_alloc(void *opaque, u_int items, u_int size) -{ - ngx_http_gunzip_ctx_t *ctx = opaque; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0, - "gunzip alloc: n:%ud s:%ud", - items, size); - - return ngx_palloc(ctx->request->pool, items * size); -} - - -static void -ngx_http_gunzip_filter_free(void *opaque, void *address) -{ -#if 0 - ngx_http_gunzip_ctx_t *ctx = opaque; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0, - "gunzip free: %p", address); -#endif -} - - -static void * -ngx_http_gunzip_create_conf(ngx_conf_t *cf) -{ - ngx_http_gunzip_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_gunzip_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->bufs.num = 0; - */ - - conf->enable = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_gunzip_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_gunzip_conf_t *prev = parent; - ngx_http_gunzip_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - - ngx_conf_merge_bufs_value(conf->bufs, prev->bufs, - (128 * 1024) / ngx_pagesize, ngx_pagesize); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_gunzip_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_gunzip_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_gunzip_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_gzip_filter_module.c b/app/nginx/src/http/modules/ngx_http_gzip_filter_module.c deleted file mode 100644 index f9652d0..0000000 --- a/app/nginx/src/http/modules/ngx_http_gzip_filter_module.c +++ /dev/null @@ -1,1245 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#include <zlib.h> - - -typedef struct { - ngx_flag_t enable; - ngx_flag_t no_buffer; - - ngx_hash_t types; - - ngx_bufs_t bufs; - - size_t postpone_gzipping; - ngx_int_t level; - size_t wbits; - size_t memlevel; - ssize_t min_length; - - ngx_array_t *types_keys; -} ngx_http_gzip_conf_t; - - -typedef struct { - ngx_chain_t *in; - ngx_chain_t *free; - ngx_chain_t *busy; - ngx_chain_t *out; - ngx_chain_t **last_out; - - ngx_chain_t *copied; - ngx_chain_t *copy_buf; - - ngx_buf_t *in_buf; - ngx_buf_t *out_buf; - ngx_int_t bufs; - - void *preallocated; - char *free_mem; - ngx_uint_t allocated; - - int wbits; - int memlevel; - - unsigned flush:4; - unsigned redo:1; - unsigned done:1; - unsigned nomem:1; - unsigned gzheader:1; - unsigned buffering:1; - - size_t zin; - size_t zout; - - uint32_t crc32; - z_stream zstream; - ngx_http_request_t *request; -} ngx_http_gzip_ctx_t; - - -#if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED) - -struct gztrailer { - uint32_t crc32; - uint32_t zlen; -}; - -#else /* NGX_HAVE_BIG_ENDIAN || !NGX_HAVE_NONALIGNED */ - -struct gztrailer { - u_char crc32[4]; - u_char zlen[4]; -}; - -#endif - - -static void ngx_http_gzip_filter_memory(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); -static ngx_int_t ngx_http_gzip_filter_buffer(ngx_http_gzip_ctx_t *ctx, - ngx_chain_t *in); -static ngx_int_t ngx_http_gzip_filter_deflate_start(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); -static ngx_int_t ngx_http_gzip_filter_gzheader(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); -static ngx_int_t ngx_http_gzip_filter_add_data(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); -static ngx_int_t ngx_http_gzip_filter_get_buf(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); -static ngx_int_t ngx_http_gzip_filter_deflate(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); -static ngx_int_t ngx_http_gzip_filter_deflate_end(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); - -static void *ngx_http_gzip_filter_alloc(void *opaque, u_int items, - u_int size); -static void ngx_http_gzip_filter_free(void *opaque, void *address); -static void ngx_http_gzip_filter_free_copy_buf(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx); - -static ngx_int_t ngx_http_gzip_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_http_gzip_ratio_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_gzip_filter_init(ngx_conf_t *cf); -static void *ngx_http_gzip_create_conf(ngx_conf_t *cf); -static char *ngx_http_gzip_merge_conf(ngx_conf_t *cf, - void *parent, void *child); -static char *ngx_http_gzip_window(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_gzip_hash(ngx_conf_t *cf, void *post, void *data); - - -static ngx_conf_num_bounds_t ngx_http_gzip_comp_level_bounds = { - ngx_conf_check_num_bounds, 1, 9 -}; - -static ngx_conf_post_handler_pt ngx_http_gzip_window_p = ngx_http_gzip_window; -static ngx_conf_post_handler_pt ngx_http_gzip_hash_p = ngx_http_gzip_hash; - - -static ngx_command_t ngx_http_gzip_filter_commands[] = { - - { ngx_string("gzip"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, enable), - NULL }, - - { ngx_string("gzip_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, bufs), - NULL }, - - { ngx_string("gzip_types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_types_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, types_keys), - &ngx_http_html_default_types[0] }, - - { ngx_string("gzip_comp_level"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, level), - &ngx_http_gzip_comp_level_bounds }, - - { ngx_string("gzip_window"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, wbits), - &ngx_http_gzip_window_p }, - - { ngx_string("gzip_hash"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, memlevel), - &ngx_http_gzip_hash_p }, - - { ngx_string("postpone_gzipping"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, postpone_gzipping), - NULL }, - - { ngx_string("gzip_no_buffer"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, no_buffer), - NULL }, - - { ngx_string("gzip_min_length"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_conf_t, min_length), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_gzip_filter_module_ctx = { - ngx_http_gzip_add_variables, /* preconfiguration */ - ngx_http_gzip_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_gzip_create_conf, /* create location configuration */ - ngx_http_gzip_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_gzip_filter_module = { - NGX_MODULE_V1, - &ngx_http_gzip_filter_module_ctx, /* module context */ - ngx_http_gzip_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_gzip_ratio = ngx_string("gzip_ratio"); - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_gzip_header_filter(ngx_http_request_t *r) -{ - ngx_table_elt_t *h; - ngx_http_gzip_ctx_t *ctx; - ngx_http_gzip_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module); - - if (!conf->enable - || (r->headers_out.status != NGX_HTTP_OK - && r->headers_out.status != NGX_HTTP_FORBIDDEN - && r->headers_out.status != NGX_HTTP_NOT_FOUND) - || (r->headers_out.content_encoding - && r->headers_out.content_encoding->value.len) - || (r->headers_out.content_length_n != -1 - && r->headers_out.content_length_n < conf->min_length) - || ngx_http_test_content_type(r, &conf->types) == NULL - || r->header_only) - { - return ngx_http_next_header_filter(r); - } - - r->gzip_vary = 1; - -#if (NGX_HTTP_DEGRADATION) - { - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->gzip_disable_degradation && ngx_http_degraded(r)) { - return ngx_http_next_header_filter(r); - } - } -#endif - - if (!r->gzip_tested) { - if (ngx_http_gzip_ok(r) != NGX_OK) { - return ngx_http_next_header_filter(r); - } - - } else if (!r->gzip_ok) { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_gzip_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_gzip_filter_module); - - ctx->request = r; - ctx->buffering = (conf->postpone_gzipping != 0); - - ngx_http_gzip_filter_memory(r, ctx); - - h = ngx_list_push(&r->headers_out.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = 1; - ngx_str_set(&h->key, "Content-Encoding"); - ngx_str_set(&h->value, "gzip"); - r->headers_out.content_encoding = h; - - r->main_filter_need_in_memory = 1; - - ngx_http_clear_content_length(r); - ngx_http_clear_accept_ranges(r); - ngx_http_weak_etag(r); - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_gzip_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - int rc; - ngx_uint_t flush; - ngx_chain_t *cl; - ngx_http_gzip_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_gzip_filter_module); - - if (ctx == NULL || ctx->done || r->header_only) { - return ngx_http_next_body_filter(r, in); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http gzip filter"); - - if (ctx->buffering) { - - /* - * With default memory settings zlib starts to output gzipped data - * only after it has got about 90K, so it makes sense to allocate - * zlib memory (200-400K) only after we have enough data to compress. - * Although we copy buffers, nevertheless for not big responses - * this allows to allocate zlib memory, to compress and to output - * the response in one step using hot CPU cache. - */ - - if (in) { - switch (ngx_http_gzip_filter_buffer(ctx, in)) { - - case NGX_OK: - return NGX_OK; - - case NGX_DONE: - in = NULL; - break; - - default: /* NGX_ERROR */ - goto failed; - } - - } else { - ctx->buffering = 0; - } - } - - if (ctx->preallocated == NULL) { - if (ngx_http_gzip_filter_deflate_start(r, ctx) != NGX_OK) { - goto failed; - } - } - - if (in) { - if (ngx_chain_add_copy(r->pool, &ctx->in, in) != NGX_OK) { - goto failed; - } - - r->connection->buffered |= NGX_HTTP_GZIP_BUFFERED; - } - - if (ctx->nomem) { - - /* flush busy buffers */ - - if (ngx_http_next_body_filter(r, NULL) == NGX_ERROR) { - goto failed; - } - - cl = NULL; - - ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &cl, - (ngx_buf_tag_t) &ngx_http_gzip_filter_module); - ctx->nomem = 0; - flush = 0; - - } else { - flush = ctx->busy ? 1 : 0; - } - - for ( ;; ) { - - /* cycle while we can write to a client */ - - for ( ;; ) { - - /* cycle while there is data to feed zlib and ... */ - - rc = ngx_http_gzip_filter_add_data(r, ctx); - - if (rc == NGX_DECLINED) { - break; - } - - if (rc == NGX_AGAIN) { - continue; - } - - - /* ... there are buffers to write zlib output */ - - rc = ngx_http_gzip_filter_get_buf(r, ctx); - - if (rc == NGX_DECLINED) { - break; - } - - if (rc == NGX_ERROR) { - goto failed; - } - - - rc = ngx_http_gzip_filter_deflate(r, ctx); - - if (rc == NGX_OK) { - break; - } - - if (rc == NGX_ERROR) { - goto failed; - } - - /* rc == NGX_AGAIN */ - } - - if (ctx->out == NULL && !flush) { - ngx_http_gzip_filter_free_copy_buf(r, ctx); - - return ctx->busy ? NGX_AGAIN : NGX_OK; - } - - if (!ctx->gzheader) { - if (ngx_http_gzip_filter_gzheader(r, ctx) != NGX_OK) { - goto failed; - } - } - - rc = ngx_http_next_body_filter(r, ctx->out); - - if (rc == NGX_ERROR) { - goto failed; - } - - ngx_http_gzip_filter_free_copy_buf(r, ctx); - - ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &ctx->out, - (ngx_buf_tag_t) &ngx_http_gzip_filter_module); - ctx->last_out = &ctx->out; - - ctx->nomem = 0; - flush = 0; - - if (ctx->done) { - return rc; - } - } - - /* unreachable */ - -failed: - - ctx->done = 1; - - if (ctx->preallocated) { - deflateEnd(&ctx->zstream); - - ngx_pfree(r->pool, ctx->preallocated); - } - - ngx_http_gzip_filter_free_copy_buf(r, ctx); - - return NGX_ERROR; -} - - -static void -ngx_http_gzip_filter_memory(ngx_http_request_t *r, ngx_http_gzip_ctx_t *ctx) -{ - int wbits, memlevel; - ngx_http_gzip_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module); - - wbits = conf->wbits; - memlevel = conf->memlevel; - - if (r->headers_out.content_length_n > 0) { - - /* the actual zlib window size is smaller by 262 bytes */ - - while (r->headers_out.content_length_n < ((1 << (wbits - 1)) - 262)) { - wbits--; - memlevel--; - } - - if (memlevel < 1) { - memlevel = 1; - } - } - - ctx->wbits = wbits; - ctx->memlevel = memlevel; - - /* - * We preallocate a memory for zlib in one buffer (200K-400K), this - * decreases a number of malloc() and free() calls and also probably - * decreases a number of syscalls (sbrk()/mmap() and so on). - * Besides we free the memory as soon as a gzipping will complete - * and do not wait while a whole response will be sent to a client. - * - * 8K is for zlib deflate_state, it takes - * *) 5816 bytes on i386 and sparc64 (32-bit mode) - * *) 5920 bytes on amd64 and sparc64 - */ - - ctx->allocated = 8192 + (1 << (wbits + 2)) + (1 << (memlevel + 9)); -} - - -static ngx_int_t -ngx_http_gzip_filter_buffer(ngx_http_gzip_ctx_t *ctx, ngx_chain_t *in) -{ - size_t size, buffered; - ngx_buf_t *b, *buf; - ngx_chain_t *cl, **ll; - ngx_http_request_t *r; - ngx_http_gzip_conf_t *conf; - - r = ctx->request; - - r->connection->buffered |= NGX_HTTP_GZIP_BUFFERED; - - buffered = 0; - ll = &ctx->in; - - for (cl = ctx->in; cl; cl = cl->next) { - buffered += cl->buf->last - cl->buf->pos; - ll = &cl->next; - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module); - - while (in) { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - b = in->buf; - - size = b->last - b->pos; - buffered += size; - - if (b->flush || b->last_buf || buffered > conf->postpone_gzipping) { - ctx->buffering = 0; - } - - if (ctx->buffering && size) { - - buf = ngx_create_temp_buf(r->pool, size); - if (buf == NULL) { - return NGX_ERROR; - } - - buf->last = ngx_cpymem(buf->pos, b->pos, size); - b->pos = b->last; - - buf->last_buf = b->last_buf; - buf->tag = (ngx_buf_tag_t) &ngx_http_gzip_filter_module; - - cl->buf = buf; - - } else { - cl->buf = b; - } - - *ll = cl; - ll = &cl->next; - in = in->next; - } - - *ll = NULL; - - return ctx->buffering ? NGX_OK : NGX_DONE; -} - - -static ngx_int_t -ngx_http_gzip_filter_deflate_start(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx) -{ - int rc; - ngx_http_gzip_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module); - - ctx->preallocated = ngx_palloc(r->pool, ctx->allocated); - if (ctx->preallocated == NULL) { - return NGX_ERROR; - } - - ctx->free_mem = ctx->preallocated; - - ctx->zstream.zalloc = ngx_http_gzip_filter_alloc; - ctx->zstream.zfree = ngx_http_gzip_filter_free; - ctx->zstream.opaque = ctx; - - rc = deflateInit2(&ctx->zstream, (int) conf->level, Z_DEFLATED, - - ctx->wbits, ctx->memlevel, Z_DEFAULT_STRATEGY); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "deflateInit2() failed: %d", rc); - return NGX_ERROR; - } - - ctx->last_out = &ctx->out; - ctx->crc32 = crc32(0L, Z_NULL, 0); - ctx->flush = Z_NO_FLUSH; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gzip_filter_gzheader(ngx_http_request_t *r, ngx_http_gzip_ctx_t *ctx) -{ - ngx_buf_t *b; - ngx_chain_t *cl; - static u_char gzheader[10] = - { 0x1f, 0x8b, Z_DEFLATED, 0, 0, 0, 0, 0, 0, 3 }; - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - b->pos = gzheader; - b->last = b->pos + 10; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = ctx->out; - ctx->out = cl; - - ctx->gzheader = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gzip_filter_add_data(ngx_http_request_t *r, ngx_http_gzip_ctx_t *ctx) -{ - ngx_chain_t *cl; - - if (ctx->zstream.avail_in || ctx->flush != Z_NO_FLUSH || ctx->redo) { - return NGX_OK; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gzip in: %p", ctx->in); - - if (ctx->in == NULL) { - return NGX_DECLINED; - } - - if (ctx->copy_buf) { - - /* - * to avoid CPU cache trashing we do not free() just quit buf, - * but postpone free()ing after zlib compressing and data output - */ - - ctx->copy_buf->next = ctx->copied; - ctx->copied = ctx->copy_buf; - ctx->copy_buf = NULL; - } - - cl = ctx->in; - ctx->in_buf = cl->buf; - ctx->in = cl->next; - - if (ctx->in_buf->tag == (ngx_buf_tag_t) &ngx_http_gzip_filter_module) { - ctx->copy_buf = cl; - - } else { - ngx_free_chain(r->pool, cl); - } - - ctx->zstream.next_in = ctx->in_buf->pos; - ctx->zstream.avail_in = ctx->in_buf->last - ctx->in_buf->pos; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gzip in_buf:%p ni:%p ai:%ud", - ctx->in_buf, - ctx->zstream.next_in, ctx->zstream.avail_in); - - if (ctx->in_buf->last_buf) { - ctx->flush = Z_FINISH; - - } else if (ctx->in_buf->flush) { - ctx->flush = Z_SYNC_FLUSH; - } - - if (ctx->zstream.avail_in) { - - ctx->crc32 = crc32(ctx->crc32, ctx->zstream.next_in, - ctx->zstream.avail_in); - - } else if (ctx->flush == Z_NO_FLUSH) { - return NGX_AGAIN; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gzip_filter_get_buf(ngx_http_request_t *r, ngx_http_gzip_ctx_t *ctx) -{ - ngx_chain_t *cl; - ngx_http_gzip_conf_t *conf; - - if (ctx->zstream.avail_out) { - return NGX_OK; - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module); - - if (ctx->free) { - - cl = ctx->free; - ctx->out_buf = cl->buf; - ctx->free = cl->next; - - ngx_free_chain(r->pool, cl); - - } else if (ctx->bufs < conf->bufs.num) { - - ctx->out_buf = ngx_create_temp_buf(r->pool, conf->bufs.size); - if (ctx->out_buf == NULL) { - return NGX_ERROR; - } - - ctx->out_buf->tag = (ngx_buf_tag_t) &ngx_http_gzip_filter_module; - ctx->out_buf->recycled = 1; - ctx->bufs++; - - } else { - ctx->nomem = 1; - return NGX_DECLINED; - } - - ctx->zstream.next_out = ctx->out_buf->pos; - ctx->zstream.avail_out = conf->bufs.size; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gzip_filter_deflate(ngx_http_request_t *r, ngx_http_gzip_ctx_t *ctx) -{ - int rc; - ngx_buf_t *b; - ngx_chain_t *cl; - ngx_http_gzip_conf_t *conf; - - ngx_log_debug6(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "deflate in: ni:%p no:%p ai:%ud ao:%ud fl:%d redo:%d", - ctx->zstream.next_in, ctx->zstream.next_out, - ctx->zstream.avail_in, ctx->zstream.avail_out, - ctx->flush, ctx->redo); - - rc = deflate(&ctx->zstream, ctx->flush); - - if (rc != Z_OK && rc != Z_STREAM_END && rc != Z_BUF_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "deflate() failed: %d, %d", ctx->flush, rc); - return NGX_ERROR; - } - - ngx_log_debug5(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "deflate out: ni:%p no:%p ai:%ud ao:%ud rc:%d", - ctx->zstream.next_in, ctx->zstream.next_out, - ctx->zstream.avail_in, ctx->zstream.avail_out, - rc); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "gzip in_buf:%p pos:%p", - ctx->in_buf, ctx->in_buf->pos); - - if (ctx->zstream.next_in) { - ctx->in_buf->pos = ctx->zstream.next_in; - - if (ctx->zstream.avail_in == 0) { - ctx->zstream.next_in = NULL; - } - } - - ctx->out_buf->last = ctx->zstream.next_out; - - if (ctx->zstream.avail_out == 0) { - - /* zlib wants to output some more gzipped data */ - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ctx->out_buf; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - ctx->redo = 1; - - return NGX_AGAIN; - } - - ctx->redo = 0; - - if (ctx->flush == Z_SYNC_FLUSH) { - - ctx->flush = Z_NO_FLUSH; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - b = ctx->out_buf; - - if (ngx_buf_size(b) == 0) { - - b = ngx_calloc_buf(ctx->request->pool); - if (b == NULL) { - return NGX_ERROR; - } - - } else { - ctx->zstream.avail_out = 0; - } - - b->flush = 1; - - cl->buf = b; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - r->connection->buffered &= ~NGX_HTTP_GZIP_BUFFERED; - - return NGX_OK; - } - - if (rc == Z_STREAM_END) { - - if (ngx_http_gzip_filter_deflate_end(r, ctx) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_filter_module); - - if (conf->no_buffer && ctx->in == NULL) { - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ctx->out_buf; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - return NGX_OK; - } - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_gzip_filter_deflate_end(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx) -{ - int rc; - ngx_buf_t *b; - ngx_chain_t *cl; - struct gztrailer *trailer; - - ctx->zin = ctx->zstream.total_in; - ctx->zout = 10 + ctx->zstream.total_out + 8; - - rc = deflateEnd(&ctx->zstream); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "deflateEnd() failed: %d", rc); - return NGX_ERROR; - } - - ngx_pfree(r->pool, ctx->preallocated); - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ctx->out_buf; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - if (ctx->zstream.avail_out >= 8) { - trailer = (struct gztrailer *) ctx->out_buf->last; - ctx->out_buf->last += 8; - ctx->out_buf->last_buf = 1; - - } else { - b = ngx_create_temp_buf(r->pool, 8); - if (b == NULL) { - return NGX_ERROR; - } - - b->last_buf = 1; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - trailer = (struct gztrailer *) b->pos; - b->last += 8; - } - -#if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED) - - trailer->crc32 = ctx->crc32; - trailer->zlen = ctx->zin; - -#else - - trailer->crc32[0] = (u_char) (ctx->crc32 & 0xff); - trailer->crc32[1] = (u_char) ((ctx->crc32 >> 8) & 0xff); - trailer->crc32[2] = (u_char) ((ctx->crc32 >> 16) & 0xff); - trailer->crc32[3] = (u_char) ((ctx->crc32 >> 24) & 0xff); - - trailer->zlen[0] = (u_char) (ctx->zin & 0xff); - trailer->zlen[1] = (u_char) ((ctx->zin >> 8) & 0xff); - trailer->zlen[2] = (u_char) ((ctx->zin >> 16) & 0xff); - trailer->zlen[3] = (u_char) ((ctx->zin >> 24) & 0xff); - -#endif - - ctx->zstream.avail_in = 0; - ctx->zstream.avail_out = 0; - - ctx->done = 1; - - r->connection->buffered &= ~NGX_HTTP_GZIP_BUFFERED; - - return NGX_OK; -} - - -static void * -ngx_http_gzip_filter_alloc(void *opaque, u_int items, u_int size) -{ - ngx_http_gzip_ctx_t *ctx = opaque; - - void *p; - ngx_uint_t alloc; - - alloc = items * size; - - if (alloc % 512 != 0 && alloc < 8192) { - - /* - * The zlib deflate_state allocation, it takes about 6K, - * we allocate 8K. Other allocations are divisible by 512. - */ - - alloc = 8192; - } - - if (alloc <= ctx->allocated) { - p = ctx->free_mem; - ctx->free_mem += alloc; - ctx->allocated -= alloc; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0, - "gzip alloc: n:%ud s:%ud a:%ui p:%p", - items, size, alloc, p); - - return p; - } - - ngx_log_error(NGX_LOG_ALERT, ctx->request->connection->log, 0, - "gzip filter failed to use preallocated memory: %ud of %ui", - items * size, ctx->allocated); - - p = ngx_palloc(ctx->request->pool, items * size); - - return p; -} - - -static void -ngx_http_gzip_filter_free(void *opaque, void *address) -{ -#if 0 - ngx_http_gzip_ctx_t *ctx = opaque; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0, - "gzip free: %p", address); -#endif -} - - -static void -ngx_http_gzip_filter_free_copy_buf(ngx_http_request_t *r, - ngx_http_gzip_ctx_t *ctx) -{ - ngx_chain_t *cl; - - for (cl = ctx->copied; cl; cl = cl->next) { - ngx_pfree(r->pool, cl->buf->start); - } - - ctx->copied = NULL; -} - - -static ngx_int_t -ngx_http_gzip_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var; - - var = ngx_http_add_variable(cf, &ngx_http_gzip_ratio, NGX_HTTP_VAR_NOHASH); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_gzip_ratio_variable; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_gzip_ratio_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t zint, zfrac; - ngx_http_gzip_ctx_t *ctx; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - ctx = ngx_http_get_module_ctx(r, ngx_http_gzip_filter_module); - - if (ctx == NULL || ctx->zout == 0) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(r->pool, NGX_INT32_LEN + 3); - if (v->data == NULL) { - return NGX_ERROR; - } - - zint = (ngx_uint_t) (ctx->zin / ctx->zout); - zfrac = (ngx_uint_t) ((ctx->zin * 100 / ctx->zout) % 100); - - if ((ctx->zin * 1000 / ctx->zout) % 10 > 4) { - - /* the rounding, e.g., 2.125 to 2.13 */ - - zfrac++; - - if (zfrac > 99) { - zint++; - zfrac = 0; - } - } - - v->len = ngx_sprintf(v->data, "%ui.%02ui", zint, zfrac) - v->data; - - return NGX_OK; -} - - -static void * -ngx_http_gzip_create_conf(ngx_conf_t *cf) -{ - ngx_http_gzip_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_gzip_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->bufs.num = 0; - * conf->types = { NULL }; - * conf->types_keys = NULL; - */ - - conf->enable = NGX_CONF_UNSET; - conf->no_buffer = NGX_CONF_UNSET; - - conf->postpone_gzipping = NGX_CONF_UNSET_SIZE; - conf->level = NGX_CONF_UNSET; - conf->wbits = NGX_CONF_UNSET_SIZE; - conf->memlevel = NGX_CONF_UNSET_SIZE; - conf->min_length = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_gzip_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_gzip_conf_t *prev = parent; - ngx_http_gzip_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - ngx_conf_merge_value(conf->no_buffer, prev->no_buffer, 0); - - ngx_conf_merge_bufs_value(conf->bufs, prev->bufs, - (128 * 1024) / ngx_pagesize, ngx_pagesize); - - ngx_conf_merge_size_value(conf->postpone_gzipping, prev->postpone_gzipping, - 0); - ngx_conf_merge_value(conf->level, prev->level, 1); - ngx_conf_merge_size_value(conf->wbits, prev->wbits, MAX_WBITS); - ngx_conf_merge_size_value(conf->memlevel, prev->memlevel, - MAX_MEM_LEVEL - 1); - ngx_conf_merge_value(conf->min_length, prev->min_length, 20); - - if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, - &prev->types_keys, &prev->types, - ngx_http_html_default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_gzip_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_gzip_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_gzip_body_filter; - - return NGX_OK; -} - - -static char * -ngx_http_gzip_window(ngx_conf_t *cf, void *post, void *data) -{ - size_t *np = data; - - size_t wbits, wsize; - - wbits = 15; - - for (wsize = 32 * 1024; wsize > 256; wsize >>= 1) { - - if (wsize == *np) { - *np = wbits; - - return NGX_CONF_OK; - } - - wbits--; - } - - return "must be 512, 1k, 2k, 4k, 8k, 16k, or 32k"; -} - - -static char * -ngx_http_gzip_hash(ngx_conf_t *cf, void *post, void *data) -{ - size_t *np = data; - - size_t memlevel, hsize; - - memlevel = 9; - - for (hsize = 128 * 1024; hsize > 256; hsize >>= 1) { - - if (hsize == *np) { - *np = memlevel; - - return NGX_CONF_OK; - } - - memlevel--; - } - - return "must be 512, 1k, 2k, 4k, 8k, 16k, 32k, 64k, or 128k"; -} diff --git a/app/nginx/src/http/modules/ngx_http_gzip_static_module.c b/app/nginx/src/http/modules/ngx_http_gzip_static_module.c deleted file mode 100644 index b9294dd..0000000 --- a/app/nginx/src/http/modules/ngx_http_gzip_static_module.c +++ /dev/null @@ -1,331 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_GZIP_STATIC_OFF 0 -#define NGX_HTTP_GZIP_STATIC_ON 1 -#define NGX_HTTP_GZIP_STATIC_ALWAYS 2 - - -typedef struct { - ngx_uint_t enable; -} ngx_http_gzip_static_conf_t; - - -static ngx_int_t ngx_http_gzip_static_handler(ngx_http_request_t *r); -static void *ngx_http_gzip_static_create_conf(ngx_conf_t *cf); -static char *ngx_http_gzip_static_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_gzip_static_init(ngx_conf_t *cf); - - -static ngx_conf_enum_t ngx_http_gzip_static[] = { - { ngx_string("off"), NGX_HTTP_GZIP_STATIC_OFF }, - { ngx_string("on"), NGX_HTTP_GZIP_STATIC_ON }, - { ngx_string("always"), NGX_HTTP_GZIP_STATIC_ALWAYS }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_http_gzip_static_commands[] = { - - { ngx_string("gzip_static"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_gzip_static_conf_t, enable), - &ngx_http_gzip_static }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_gzip_static_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_gzip_static_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_gzip_static_create_conf, /* create location configuration */ - ngx_http_gzip_static_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_gzip_static_module = { - NGX_MODULE_V1, - &ngx_http_gzip_static_module_ctx, /* module context */ - ngx_http_gzip_static_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_gzip_static_handler(ngx_http_request_t *r) -{ - u_char *p; - size_t root; - ngx_str_t path; - ngx_int_t rc; - ngx_uint_t level; - ngx_log_t *log; - ngx_buf_t *b; - ngx_chain_t out; - ngx_table_elt_t *h; - ngx_open_file_info_t of; - ngx_http_core_loc_conf_t *clcf; - ngx_http_gzip_static_conf_t *gzcf; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_DECLINED; - } - - if (r->uri.data[r->uri.len - 1] == '/') { - return NGX_DECLINED; - } - - gzcf = ngx_http_get_module_loc_conf(r, ngx_http_gzip_static_module); - - if (gzcf->enable == NGX_HTTP_GZIP_STATIC_OFF) { - return NGX_DECLINED; - } - - if (gzcf->enable == NGX_HTTP_GZIP_STATIC_ON) { - rc = ngx_http_gzip_ok(r); - - } else { - /* always */ - rc = NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!clcf->gzip_vary && rc != NGX_OK) { - return NGX_DECLINED; - } - - log = r->connection->log; - - p = ngx_http_map_uri_to_path(r, &path, &root, sizeof(".gz") - 1); - if (p == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - *p++ = '.'; - *p++ = 'g'; - *p++ = 'z'; - *p = '\0'; - - path.len = p - path.data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, - "http filename: \"%s\"", path.data); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - switch (of.err) { - - case 0: - return NGX_HTTP_INTERNAL_SERVER_ERROR; - - case NGX_ENOENT: - case NGX_ENOTDIR: - case NGX_ENAMETOOLONG: - - return NGX_DECLINED; - - case NGX_EACCES: -#if (NGX_HAVE_OPENAT) - case NGX_EMLINK: - case NGX_ELOOP: -#endif - - level = NGX_LOG_ERR; - break; - - default: - - level = NGX_LOG_CRIT; - break; - } - - ngx_log_error(level, log, of.err, - "%s \"%s\" failed", of.failed, path.data); - - return NGX_DECLINED; - } - - if (gzcf->enable == NGX_HTTP_GZIP_STATIC_ON) { - r->gzip_vary = 1; - - if (rc != NGX_OK) { - return NGX_DECLINED; - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "http static fd: %d", of.fd); - - if (of.is_dir) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "http dir"); - return NGX_DECLINED; - } - -#if !(NGX_WIN32) /* the not regular files are probably Unix specific */ - - if (!of.is_file) { - ngx_log_error(NGX_LOG_CRIT, log, 0, - "\"%s\" is not a regular file", path.data); - - return NGX_HTTP_NOT_FOUND; - } - -#endif - - r->root_tested = !r->error_page; - - rc = ngx_http_discard_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - log->action = "sending response to client"; - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.content_length_n = of.size; - r->headers_out.last_modified_time = of.mtime; - - if (ngx_http_set_etag(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_set_content_type(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - h = ngx_list_push(&r->headers_out.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = 1; - ngx_str_set(&h->key, "Content-Encoding"); - ngx_str_set(&h->value, "gzip"); - r->headers_out.content_encoding = h; - - /* we need to allocate all before the header would be sent */ - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); - if (b->file == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - b->file_pos = 0; - b->file_last = of.size; - - b->in_file = b->file_last ? 1 : 0; - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - b->file->fd = of.fd; - b->file->name = path; - b->file->log = log; - b->file->directio = of.is_directio; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -static void * -ngx_http_gzip_static_create_conf(ngx_conf_t *cf) -{ - ngx_http_gzip_static_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_gzip_static_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->enable = NGX_CONF_UNSET_UINT; - - return conf; -} - - -static char * -ngx_http_gzip_static_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_gzip_static_conf_t *prev = parent; - ngx_http_gzip_static_conf_t *conf = child; - - ngx_conf_merge_uint_value(conf->enable, prev->enable, - NGX_HTTP_GZIP_STATIC_OFF); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_gzip_static_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_gzip_static_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_headers_filter_module.c b/app/nginx/src/http/modules/ngx_http_headers_filter_module.c deleted file mode 100644 index 6738afe..0000000 --- a/app/nginx/src/http/modules/ngx_http_headers_filter_module.c +++ /dev/null @@ -1,741 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct ngx_http_header_val_s ngx_http_header_val_t; - -typedef ngx_int_t (*ngx_http_set_header_pt)(ngx_http_request_t *r, - ngx_http_header_val_t *hv, ngx_str_t *value); - - -typedef struct { - ngx_str_t name; - ngx_uint_t offset; - ngx_http_set_header_pt handler; -} ngx_http_set_header_t; - - -struct ngx_http_header_val_s { - ngx_http_complex_value_t value; - ngx_str_t key; - ngx_http_set_header_pt handler; - ngx_uint_t offset; - ngx_uint_t always; /* unsigned always:1 */ -}; - - -typedef enum { - NGX_HTTP_EXPIRES_OFF, - NGX_HTTP_EXPIRES_EPOCH, - NGX_HTTP_EXPIRES_MAX, - NGX_HTTP_EXPIRES_ACCESS, - NGX_HTTP_EXPIRES_MODIFIED, - NGX_HTTP_EXPIRES_DAILY, - NGX_HTTP_EXPIRES_UNSET -} ngx_http_expires_t; - - -typedef struct { - ngx_http_expires_t expires; - time_t expires_time; - ngx_http_complex_value_t *expires_value; - ngx_array_t *headers; -} ngx_http_headers_conf_t; - - -static ngx_int_t ngx_http_set_expires(ngx_http_request_t *r, - ngx_http_headers_conf_t *conf); -static ngx_int_t ngx_http_parse_expires(ngx_str_t *value, - ngx_http_expires_t *expires, time_t *expires_time, char **err); -static ngx_int_t ngx_http_add_cache_control(ngx_http_request_t *r, - ngx_http_header_val_t *hv, ngx_str_t *value); -static ngx_int_t ngx_http_add_header(ngx_http_request_t *r, - ngx_http_header_val_t *hv, ngx_str_t *value); -static ngx_int_t ngx_http_set_last_modified(ngx_http_request_t *r, - ngx_http_header_val_t *hv, ngx_str_t *value); -static ngx_int_t ngx_http_set_response_header(ngx_http_request_t *r, - ngx_http_header_val_t *hv, ngx_str_t *value); - -static void *ngx_http_headers_create_conf(ngx_conf_t *cf); -static char *ngx_http_headers_merge_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_headers_filter_init(ngx_conf_t *cf); -static char *ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_http_set_header_t ngx_http_set_headers[] = { - - { ngx_string("Cache-Control"), 0, ngx_http_add_cache_control }, - - { ngx_string("Last-Modified"), - offsetof(ngx_http_headers_out_t, last_modified), - ngx_http_set_last_modified }, - - { ngx_string("ETag"), - offsetof(ngx_http_headers_out_t, etag), - ngx_http_set_response_header }, - - { ngx_null_string, 0, NULL } -}; - - -static ngx_command_t ngx_http_headers_filter_commands[] = { - - { ngx_string("expires"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE12, - ngx_http_headers_expires, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL}, - - { ngx_string("add_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE23, - ngx_http_headers_add, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL}, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_headers_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_headers_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_headers_create_conf, /* create location configuration */ - ngx_http_headers_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_headers_filter_module = { - NGX_MODULE_V1, - &ngx_http_headers_filter_module_ctx, /* module context */ - ngx_http_headers_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; - - -static ngx_int_t -ngx_http_headers_filter(ngx_http_request_t *r) -{ - ngx_str_t value; - ngx_uint_t i, safe_status; - ngx_http_header_val_t *h; - ngx_http_headers_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_headers_filter_module); - - if ((conf->expires == NGX_HTTP_EXPIRES_OFF && conf->headers == NULL) - || r != r->main) - { - return ngx_http_next_header_filter(r); - } - - switch (r->headers_out.status) { - - case NGX_HTTP_OK: - case NGX_HTTP_CREATED: - case NGX_HTTP_NO_CONTENT: - case NGX_HTTP_PARTIAL_CONTENT: - case NGX_HTTP_MOVED_PERMANENTLY: - case NGX_HTTP_MOVED_TEMPORARILY: - case NGX_HTTP_SEE_OTHER: - case NGX_HTTP_NOT_MODIFIED: - case NGX_HTTP_TEMPORARY_REDIRECT: - safe_status = 1; - break; - - default: - safe_status = 0; - break; - } - - if (conf->expires != NGX_HTTP_EXPIRES_OFF && safe_status) { - if (ngx_http_set_expires(r, conf) != NGX_OK) { - return NGX_ERROR; - } - } - - if (conf->headers) { - h = conf->headers->elts; - for (i = 0; i < conf->headers->nelts; i++) { - - if (!safe_status && !h[i].always) { - continue; - } - - if (ngx_http_complex_value(r, &h[i].value, &value) != NGX_OK) { - return NGX_ERROR; - } - - if (h[i].handler(r, &h[i], &value) != NGX_OK) { - return NGX_ERROR; - } - } - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_set_expires(ngx_http_request_t *r, ngx_http_headers_conf_t *conf) -{ - char *err; - size_t len; - time_t now, expires_time, max_age; - ngx_str_t value; - ngx_int_t rc; - ngx_uint_t i; - ngx_table_elt_t *e, *cc, **ccp; - ngx_http_expires_t expires; - - expires = conf->expires; - expires_time = conf->expires_time; - - if (conf->expires_value != NULL) { - - if (ngx_http_complex_value(r, conf->expires_value, &value) != NGX_OK) { - return NGX_ERROR; - } - - rc = ngx_http_parse_expires(&value, &expires, &expires_time, &err); - - if (rc != NGX_OK) { - return NGX_OK; - } - - if (expires == NGX_HTTP_EXPIRES_OFF) { - return NGX_OK; - } - } - - e = r->headers_out.expires; - - if (e == NULL) { - - e = ngx_list_push(&r->headers_out.headers); - if (e == NULL) { - return NGX_ERROR; - } - - r->headers_out.expires = e; - - e->hash = 1; - ngx_str_set(&e->key, "Expires"); - } - - len = sizeof("Mon, 28 Sep 1970 06:00:00 GMT"); - e->value.len = len - 1; - - ccp = r->headers_out.cache_control.elts; - - if (ccp == NULL) { - - if (ngx_array_init(&r->headers_out.cache_control, r->pool, - 1, sizeof(ngx_table_elt_t *)) - != NGX_OK) - { - return NGX_ERROR; - } - - ccp = ngx_array_push(&r->headers_out.cache_control); - if (ccp == NULL) { - return NGX_ERROR; - } - - cc = ngx_list_push(&r->headers_out.headers); - if (cc == NULL) { - return NGX_ERROR; - } - - cc->hash = 1; - ngx_str_set(&cc->key, "Cache-Control"); - *ccp = cc; - - } else { - for (i = 1; i < r->headers_out.cache_control.nelts; i++) { - ccp[i]->hash = 0; - } - - cc = ccp[0]; - } - - if (expires == NGX_HTTP_EXPIRES_EPOCH) { - e->value.data = (u_char *) "Thu, 01 Jan 1970 00:00:01 GMT"; - ngx_str_set(&cc->value, "no-cache"); - return NGX_OK; - } - - if (expires == NGX_HTTP_EXPIRES_MAX) { - e->value.data = (u_char *) "Thu, 31 Dec 2037 23:55:55 GMT"; - /* 10 years */ - ngx_str_set(&cc->value, "max-age=315360000"); - return NGX_OK; - } - - e->value.data = ngx_pnalloc(r->pool, len); - if (e->value.data == NULL) { - return NGX_ERROR; - } - - if (expires_time == 0 && expires != NGX_HTTP_EXPIRES_DAILY) { - ngx_memcpy(e->value.data, ngx_cached_http_time.data, - ngx_cached_http_time.len + 1); - ngx_str_set(&cc->value, "max-age=0"); - return NGX_OK; - } - - now = ngx_time(); - - if (expires == NGX_HTTP_EXPIRES_DAILY) { - expires_time = ngx_next_time(expires_time); - max_age = expires_time - now; - - } else if (expires == NGX_HTTP_EXPIRES_ACCESS - || r->headers_out.last_modified_time == -1) - { - max_age = expires_time; - expires_time += now; - - } else { - expires_time += r->headers_out.last_modified_time; - max_age = expires_time - now; - } - - ngx_http_time(e->value.data, expires_time); - - if (conf->expires_time < 0 || max_age < 0) { - ngx_str_set(&cc->value, "no-cache"); - return NGX_OK; - } - - cc->value.data = ngx_pnalloc(r->pool, - sizeof("max-age=") + NGX_TIME_T_LEN + 1); - if (cc->value.data == NULL) { - return NGX_ERROR; - } - - cc->value.len = ngx_sprintf(cc->value.data, "max-age=%T", max_age) - - cc->value.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_parse_expires(ngx_str_t *value, ngx_http_expires_t *expires, - time_t *expires_time, char **err) -{ - ngx_uint_t minus; - - if (*expires != NGX_HTTP_EXPIRES_MODIFIED) { - - if (value->len == 5 && ngx_strncmp(value->data, "epoch", 5) == 0) { - *expires = NGX_HTTP_EXPIRES_EPOCH; - return NGX_OK; - } - - if (value->len == 3 && ngx_strncmp(value->data, "max", 3) == 0) { - *expires = NGX_HTTP_EXPIRES_MAX; - return NGX_OK; - } - - if (value->len == 3 && ngx_strncmp(value->data, "off", 3) == 0) { - *expires = NGX_HTTP_EXPIRES_OFF; - return NGX_OK; - } - } - - if (value->len && value->data[0] == '@') { - value->data++; - value->len--; - minus = 0; - - if (*expires == NGX_HTTP_EXPIRES_MODIFIED) { - *err = "daily time cannot be used with \"modified\" parameter"; - return NGX_ERROR; - } - - *expires = NGX_HTTP_EXPIRES_DAILY; - - } else if (value->len && value->data[0] == '+') { - value->data++; - value->len--; - minus = 0; - - } else if (value->len && value->data[0] == '-') { - value->data++; - value->len--; - minus = 1; - - } else { - minus = 0; - } - - *expires_time = ngx_parse_time(value, 1); - - if (*expires_time == (time_t) NGX_ERROR) { - *err = "invalid value"; - return NGX_ERROR; - } - - if (*expires == NGX_HTTP_EXPIRES_DAILY - && *expires_time > 24 * 60 * 60) - { - *err = "daily time value must be less than 24 hours"; - return NGX_ERROR; - } - - if (minus) { - *expires_time = - *expires_time; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_add_header(ngx_http_request_t *r, ngx_http_header_val_t *hv, - ngx_str_t *value) -{ - ngx_table_elt_t *h; - - if (value->len) { - h = ngx_list_push(&r->headers_out.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = 1; - h->key = hv->key; - h->value = *value; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_add_cache_control(ngx_http_request_t *r, ngx_http_header_val_t *hv, - ngx_str_t *value) -{ - ngx_table_elt_t *cc, **ccp; - - if (value->len == 0) { - return NGX_OK; - } - - ccp = r->headers_out.cache_control.elts; - - if (ccp == NULL) { - - if (ngx_array_init(&r->headers_out.cache_control, r->pool, - 1, sizeof(ngx_table_elt_t *)) - != NGX_OK) - { - return NGX_ERROR; - } - } - - ccp = ngx_array_push(&r->headers_out.cache_control); - if (ccp == NULL) { - return NGX_ERROR; - } - - cc = ngx_list_push(&r->headers_out.headers); - if (cc == NULL) { - return NGX_ERROR; - } - - cc->hash = 1; - ngx_str_set(&cc->key, "Cache-Control"); - cc->value = *value; - - *ccp = cc; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_set_last_modified(ngx_http_request_t *r, ngx_http_header_val_t *hv, - ngx_str_t *value) -{ - if (ngx_http_set_response_header(r, hv, value) != NGX_OK) { - return NGX_ERROR; - } - - r->headers_out.last_modified_time = - (value->len) ? ngx_parse_http_time(value->data, value->len) : -1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_set_response_header(ngx_http_request_t *r, ngx_http_header_val_t *hv, - ngx_str_t *value) -{ - ngx_table_elt_t *h, **old; - - old = (ngx_table_elt_t **) ((char *) &r->headers_out + hv->offset); - - if (value->len == 0) { - if (*old) { - (*old)->hash = 0; - *old = NULL; - } - - return NGX_OK; - } - - if (*old) { - h = *old; - - } else { - h = ngx_list_push(&r->headers_out.headers); - if (h == NULL) { - return NGX_ERROR; - } - - *old = h; - } - - h->hash = 1; - h->key = hv->key; - h->value = *value; - - return NGX_OK; -} - - -static void * -ngx_http_headers_create_conf(ngx_conf_t *cf) -{ - ngx_http_headers_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_headers_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->headers = NULL; - * conf->expires_time = 0; - * conf->expires_value = NULL; - */ - - conf->expires = NGX_HTTP_EXPIRES_UNSET; - - return conf; -} - - -static char * -ngx_http_headers_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_headers_conf_t *prev = parent; - ngx_http_headers_conf_t *conf = child; - - if (conf->expires == NGX_HTTP_EXPIRES_UNSET) { - conf->expires = prev->expires; - conf->expires_time = prev->expires_time; - conf->expires_value = prev->expires_value; - - if (conf->expires == NGX_HTTP_EXPIRES_UNSET) { - conf->expires = NGX_HTTP_EXPIRES_OFF; - } - } - - if (conf->headers == NULL) { - conf->headers = prev->headers; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_headers_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_headers_filter; - - return NGX_OK; -} - - -static char * -ngx_http_headers_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_headers_conf_t *hcf = conf; - - char *err; - ngx_str_t *value; - ngx_int_t rc; - ngx_uint_t n; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - if (hcf->expires != NGX_HTTP_EXPIRES_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (cf->args->nelts == 2) { - - hcf->expires = NGX_HTTP_EXPIRES_ACCESS; - - n = 1; - - } else { /* cf->args->nelts == 3 */ - - if (ngx_strcmp(value[1].data, "modified") != 0) { - return "invalid value"; - } - - hcf->expires = NGX_HTTP_EXPIRES_MODIFIED; - - n = 2; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[n]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - - hcf->expires_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (hcf->expires_value == NULL) { - return NGX_CONF_ERROR; - } - - *hcf->expires_value = cv; - - return NGX_CONF_OK; - } - - rc = ngx_http_parse_expires(&value[n], &hcf->expires, &hcf->expires_time, - &err); - if (rc != NGX_OK) { - return err; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_headers_add(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_headers_conf_t *hcf = conf; - - ngx_str_t *value; - ngx_uint_t i; - ngx_http_header_val_t *hv; - ngx_http_set_header_t *set; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (hcf->headers == NULL) { - hcf->headers = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_header_val_t)); - if (hcf->headers == NULL) { - return NGX_CONF_ERROR; - } - } - - hv = ngx_array_push(hcf->headers); - if (hv == NULL) { - return NGX_CONF_ERROR; - } - - hv->key = value[1]; - hv->handler = ngx_http_add_header; - hv->offset = 0; - hv->always = 0; - - set = ngx_http_set_headers; - for (i = 0; set[i].name.len; i++) { - if (ngx_strcasecmp(value[1].data, set[i].name.data) != 0) { - continue; - } - - hv->offset = set[i].offset; - hv->handler = set[i].handler; - - break; - } - - if (value[2].len == 0) { - ngx_memzero(&hv->value, sizeof(ngx_http_complex_value_t)); - - } else { - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = &hv->value; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - if (cf->args->nelts == 3) { - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[3].data, "always") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[3]); - return NGX_CONF_ERROR; - } - - hv->always = 1; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_image_filter_module.c b/app/nginx/src/http/modules/ngx_http_image_filter_module.c deleted file mode 100644 index dbec5d8..0000000 --- a/app/nginx/src/http/modules/ngx_http_image_filter_module.c +++ /dev/null @@ -1,1675 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#include <gd.h> - - -#define NGX_HTTP_IMAGE_OFF 0 -#define NGX_HTTP_IMAGE_TEST 1 -#define NGX_HTTP_IMAGE_SIZE 2 -#define NGX_HTTP_IMAGE_RESIZE 3 -#define NGX_HTTP_IMAGE_CROP 4 -#define NGX_HTTP_IMAGE_ROTATE 5 - - -#define NGX_HTTP_IMAGE_START 0 -#define NGX_HTTP_IMAGE_READ 1 -#define NGX_HTTP_IMAGE_PROCESS 2 -#define NGX_HTTP_IMAGE_PASS 3 -#define NGX_HTTP_IMAGE_DONE 4 - - -#define NGX_HTTP_IMAGE_NONE 0 -#define NGX_HTTP_IMAGE_JPEG 1 -#define NGX_HTTP_IMAGE_GIF 2 -#define NGX_HTTP_IMAGE_PNG 3 -#define NGX_HTTP_IMAGE_WEBP 4 - - -#define NGX_HTTP_IMAGE_BUFFERED 0x08 - - -typedef struct { - ngx_uint_t filter; - ngx_uint_t width; - ngx_uint_t height; - ngx_uint_t angle; - ngx_uint_t jpeg_quality; - ngx_uint_t webp_quality; - ngx_uint_t sharpen; - - ngx_flag_t transparency; - ngx_flag_t interlace; - - ngx_http_complex_value_t *wcv; - ngx_http_complex_value_t *hcv; - ngx_http_complex_value_t *acv; - ngx_http_complex_value_t *jqcv; - ngx_http_complex_value_t *wqcv; - ngx_http_complex_value_t *shcv; - - size_t buffer_size; -} ngx_http_image_filter_conf_t; - - -typedef struct { - u_char *image; - u_char *last; - - size_t length; - - ngx_uint_t width; - ngx_uint_t height; - ngx_uint_t max_width; - ngx_uint_t max_height; - ngx_uint_t angle; - - ngx_uint_t phase; - ngx_uint_t type; - ngx_uint_t force; -} ngx_http_image_filter_ctx_t; - - -static ngx_int_t ngx_http_image_send(ngx_http_request_t *r, - ngx_http_image_filter_ctx_t *ctx, ngx_chain_t *in); -static ngx_uint_t ngx_http_image_test(ngx_http_request_t *r, ngx_chain_t *in); -static ngx_int_t ngx_http_image_read(ngx_http_request_t *r, ngx_chain_t *in); -static ngx_buf_t *ngx_http_image_process(ngx_http_request_t *r); -static ngx_buf_t *ngx_http_image_json(ngx_http_request_t *r, - ngx_http_image_filter_ctx_t *ctx); -static ngx_buf_t *ngx_http_image_asis(ngx_http_request_t *r, - ngx_http_image_filter_ctx_t *ctx); -static void ngx_http_image_length(ngx_http_request_t *r, ngx_buf_t *b); -static ngx_int_t ngx_http_image_size(ngx_http_request_t *r, - ngx_http_image_filter_ctx_t *ctx); - -static ngx_buf_t *ngx_http_image_resize(ngx_http_request_t *r, - ngx_http_image_filter_ctx_t *ctx); -static gdImagePtr ngx_http_image_source(ngx_http_request_t *r, - ngx_http_image_filter_ctx_t *ctx); -static gdImagePtr ngx_http_image_new(ngx_http_request_t *r, int w, int h, - int colors); -static u_char *ngx_http_image_out(ngx_http_request_t *r, ngx_uint_t type, - gdImagePtr img, int *size); -static void ngx_http_image_cleanup(void *data); -static ngx_uint_t ngx_http_image_filter_get_value(ngx_http_request_t *r, - ngx_http_complex_value_t *cv, ngx_uint_t v); -static ngx_uint_t ngx_http_image_filter_value(ngx_str_t *value); - - -static void *ngx_http_image_filter_create_conf(ngx_conf_t *cf); -static char *ngx_http_image_filter_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_image_filter(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_image_filter_jpeg_quality(ngx_conf_t *cf, - ngx_command_t *cmd, void *conf); -static char *ngx_http_image_filter_webp_quality(ngx_conf_t *cf, - ngx_command_t *cmd, void *conf); -static char *ngx_http_image_filter_sharpen(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_image_filter_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_image_filter_commands[] = { - - { ngx_string("image_filter"), - NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_http_image_filter, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("image_filter_jpeg_quality"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_image_filter_jpeg_quality, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("image_filter_webp_quality"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_image_filter_webp_quality, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("image_filter_sharpen"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_image_filter_sharpen, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("image_filter_transparency"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_image_filter_conf_t, transparency), - NULL }, - - { ngx_string("image_filter_interlace"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_image_filter_conf_t, interlace), - NULL }, - - { ngx_string("image_filter_buffer"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_image_filter_conf_t, buffer_size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_image_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_image_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_image_filter_create_conf, /* create location configuration */ - ngx_http_image_filter_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_image_filter_module = { - NGX_MODULE_V1, - &ngx_http_image_filter_module_ctx, /* module context */ - ngx_http_image_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_str_t ngx_http_image_types[] = { - ngx_string("image/jpeg"), - ngx_string("image/gif"), - ngx_string("image/png"), - ngx_string("image/webp") -}; - - -static ngx_int_t -ngx_http_image_header_filter(ngx_http_request_t *r) -{ - off_t len; - ngx_http_image_filter_ctx_t *ctx; - ngx_http_image_filter_conf_t *conf; - - if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED) { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_image_filter_module); - - if (ctx) { - ngx_http_set_ctx(r, NULL, ngx_http_image_filter_module); - return ngx_http_next_header_filter(r); - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_image_filter_module); - - if (conf->filter == NGX_HTTP_IMAGE_OFF) { - return ngx_http_next_header_filter(r); - } - - if (r->headers_out.content_type.len - >= sizeof("multipart/x-mixed-replace") - 1 - && ngx_strncasecmp(r->headers_out.content_type.data, - (u_char *) "multipart/x-mixed-replace", - sizeof("multipart/x-mixed-replace") - 1) - == 0) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "image filter: multipart/x-mixed-replace response"); - - return NGX_ERROR; - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_image_filter_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_image_filter_module); - - len = r->headers_out.content_length_n; - - if (len != -1 && len > (off_t) conf->buffer_size) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "image filter: too big response: %O", len); - - return NGX_HTTP_UNSUPPORTED_MEDIA_TYPE; - } - - if (len == -1) { - ctx->length = conf->buffer_size; - - } else { - ctx->length = (size_t) len; - } - - if (r->headers_out.refresh) { - r->headers_out.refresh->hash = 0; - } - - r->main_filter_need_in_memory = 1; - r->allow_ranges = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_image_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_str_t *ct; - ngx_chain_t out; - ngx_http_image_filter_ctx_t *ctx; - ngx_http_image_filter_conf_t *conf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "image filter"); - - if (in == NULL) { - return ngx_http_next_body_filter(r, in); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_image_filter_module); - - if (ctx == NULL) { - return ngx_http_next_body_filter(r, in); - } - - switch (ctx->phase) { - - case NGX_HTTP_IMAGE_START: - - ctx->type = ngx_http_image_test(r, in); - - conf = ngx_http_get_module_loc_conf(r, ngx_http_image_filter_module); - - if (ctx->type == NGX_HTTP_IMAGE_NONE) { - - if (conf->filter == NGX_HTTP_IMAGE_SIZE) { - out.buf = ngx_http_image_json(r, NULL); - - if (out.buf) { - out.next = NULL; - ctx->phase = NGX_HTTP_IMAGE_DONE; - - return ngx_http_image_send(r, ctx, &out); - } - } - - return ngx_http_filter_finalize_request(r, - &ngx_http_image_filter_module, - NGX_HTTP_UNSUPPORTED_MEDIA_TYPE); - } - - /* override content type */ - - ct = &ngx_http_image_types[ctx->type - 1]; - r->headers_out.content_type_len = ct->len; - r->headers_out.content_type = *ct; - r->headers_out.content_type_lowcase = NULL; - - if (conf->filter == NGX_HTTP_IMAGE_TEST) { - ctx->phase = NGX_HTTP_IMAGE_PASS; - - return ngx_http_image_send(r, ctx, in); - } - - ctx->phase = NGX_HTTP_IMAGE_READ; - - /* fall through */ - - case NGX_HTTP_IMAGE_READ: - - rc = ngx_http_image_read(r, in); - - if (rc == NGX_AGAIN) { - return NGX_OK; - } - - if (rc == NGX_ERROR) { - return ngx_http_filter_finalize_request(r, - &ngx_http_image_filter_module, - NGX_HTTP_UNSUPPORTED_MEDIA_TYPE); - } - - /* fall through */ - - case NGX_HTTP_IMAGE_PROCESS: - - out.buf = ngx_http_image_process(r); - - if (out.buf == NULL) { - return ngx_http_filter_finalize_request(r, - &ngx_http_image_filter_module, - NGX_HTTP_UNSUPPORTED_MEDIA_TYPE); - } - - out.next = NULL; - ctx->phase = NGX_HTTP_IMAGE_PASS; - - return ngx_http_image_send(r, ctx, &out); - - case NGX_HTTP_IMAGE_PASS: - - return ngx_http_next_body_filter(r, in); - - default: /* NGX_HTTP_IMAGE_DONE */ - - rc = ngx_http_next_body_filter(r, NULL); - - /* NGX_ERROR resets any pending data */ - return (rc == NGX_OK) ? NGX_ERROR : rc; - } -} - - -static ngx_int_t -ngx_http_image_send(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx, - ngx_chain_t *in) -{ - ngx_int_t rc; - - rc = ngx_http_next_header_filter(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return NGX_ERROR; - } - - rc = ngx_http_next_body_filter(r, in); - - if (ctx->phase == NGX_HTTP_IMAGE_DONE) { - /* NGX_ERROR resets any pending data */ - return (rc == NGX_OK) ? NGX_ERROR : rc; - } - - return rc; -} - - -static ngx_uint_t -ngx_http_image_test(ngx_http_request_t *r, ngx_chain_t *in) -{ - u_char *p; - - p = in->buf->pos; - - if (in->buf->last - p < 16) { - return NGX_HTTP_IMAGE_NONE; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "image filter: \"%c%c\"", p[0], p[1]); - - if (p[0] == 0xff && p[1] == 0xd8) { - - /* JPEG */ - - return NGX_HTTP_IMAGE_JPEG; - - } else if (p[0] == 'G' && p[1] == 'I' && p[2] == 'F' && p[3] == '8' - && p[5] == 'a') - { - if (p[4] == '9' || p[4] == '7') { - /* GIF */ - return NGX_HTTP_IMAGE_GIF; - } - - } else if (p[0] == 0x89 && p[1] == 'P' && p[2] == 'N' && p[3] == 'G' - && p[4] == 0x0d && p[5] == 0x0a && p[6] == 0x1a && p[7] == 0x0a) - { - /* PNG */ - - return NGX_HTTP_IMAGE_PNG; - - } else if (p[0] == 'R' && p[1] == 'I' && p[2] == 'F' && p[3] == 'F' - && p[8] == 'W' && p[9] == 'E' && p[10] == 'B' && p[11] == 'P') - { - /* WebP */ - - return NGX_HTTP_IMAGE_WEBP; - } - - return NGX_HTTP_IMAGE_NONE; -} - - -static ngx_int_t -ngx_http_image_read(ngx_http_request_t *r, ngx_chain_t *in) -{ - u_char *p; - size_t size, rest; - ngx_buf_t *b; - ngx_chain_t *cl; - ngx_http_image_filter_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_image_filter_module); - - if (ctx->image == NULL) { - ctx->image = ngx_palloc(r->pool, ctx->length); - if (ctx->image == NULL) { - return NGX_ERROR; - } - - ctx->last = ctx->image; - } - - p = ctx->last; - - for (cl = in; cl; cl = cl->next) { - - b = cl->buf; - size = b->last - b->pos; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "image buf: %uz", size); - - rest = ctx->image + ctx->length - p; - - if (size > rest) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "image filter: too big response"); - return NGX_ERROR; - } - - p = ngx_cpymem(p, b->pos, size); - b->pos += size; - - if (b->last_buf) { - ctx->last = p; - return NGX_OK; - } - } - - ctx->last = p; - r->connection->buffered |= NGX_HTTP_IMAGE_BUFFERED; - - return NGX_AGAIN; -} - - -static ngx_buf_t * -ngx_http_image_process(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_image_filter_ctx_t *ctx; - ngx_http_image_filter_conf_t *conf; - - r->connection->buffered &= ~NGX_HTTP_IMAGE_BUFFERED; - - ctx = ngx_http_get_module_ctx(r, ngx_http_image_filter_module); - - rc = ngx_http_image_size(r, ctx); - - conf = ngx_http_get_module_loc_conf(r, ngx_http_image_filter_module); - - if (conf->filter == NGX_HTTP_IMAGE_SIZE) { - return ngx_http_image_json(r, rc == NGX_OK ? ctx : NULL); - } - - ctx->angle = ngx_http_image_filter_get_value(r, conf->acv, conf->angle); - - if (conf->filter == NGX_HTTP_IMAGE_ROTATE) { - - if (ctx->angle != 90 && ctx->angle != 180 && ctx->angle != 270) { - return NULL; - } - - return ngx_http_image_resize(r, ctx); - } - - ctx->max_width = ngx_http_image_filter_get_value(r, conf->wcv, conf->width); - if (ctx->max_width == 0) { - return NULL; - } - - ctx->max_height = ngx_http_image_filter_get_value(r, conf->hcv, - conf->height); - if (ctx->max_height == 0) { - return NULL; - } - - if (rc == NGX_OK - && ctx->width <= ctx->max_width - && ctx->height <= ctx->max_height - && ctx->angle == 0 - && !ctx->force) - { - return ngx_http_image_asis(r, ctx); - } - - return ngx_http_image_resize(r, ctx); -} - - -static ngx_buf_t * -ngx_http_image_json(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx) -{ - size_t len; - ngx_buf_t *b; - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NULL; - } - - b->memory = 1; - b->last_buf = 1; - - ngx_http_clean_header(r); - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.content_type_len = sizeof("application/json") - 1; - ngx_str_set(&r->headers_out.content_type, "application/json"); - r->headers_out.content_type_lowcase = NULL; - - if (ctx == NULL) { - b->pos = (u_char *) "{}" CRLF; - b->last = b->pos + sizeof("{}" CRLF) - 1; - - ngx_http_image_length(r, b); - - return b; - } - - len = sizeof("{ \"img\" : " - "{ \"width\": , \"height\": , \"type\": \"jpeg\" } }" CRLF) - 1 - + 2 * NGX_SIZE_T_LEN; - - b->pos = ngx_pnalloc(r->pool, len); - if (b->pos == NULL) { - return NULL; - } - - b->last = ngx_sprintf(b->pos, - "{ \"img\" : " - "{ \"width\": %uz," - " \"height\": %uz," - " \"type\": \"%s\" } }" CRLF, - ctx->width, ctx->height, - ngx_http_image_types[ctx->type - 1].data + 6); - - ngx_http_image_length(r, b); - - return b; -} - - -static ngx_buf_t * -ngx_http_image_asis(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx) -{ - ngx_buf_t *b; - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NULL; - } - - b->pos = ctx->image; - b->last = ctx->last; - b->memory = 1; - b->last_buf = 1; - - ngx_http_image_length(r, b); - - return b; -} - - -static void -ngx_http_image_length(ngx_http_request_t *r, ngx_buf_t *b) -{ - r->headers_out.content_length_n = b->last - b->pos; - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - } - - r->headers_out.content_length = NULL; -} - - -static ngx_int_t -ngx_http_image_size(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx) -{ - u_char *p, *last; - size_t len, app; - ngx_uint_t width, height; - - p = ctx->image; - - switch (ctx->type) { - - case NGX_HTTP_IMAGE_JPEG: - - p += 2; - last = ctx->image + ctx->length - 10; - width = 0; - height = 0; - app = 0; - - while (p < last) { - - if (p[0] == 0xff && p[1] != 0xff) { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "JPEG: %02xd %02xd", p[0], p[1]); - - p++; - - if ((*p == 0xc0 || *p == 0xc1 || *p == 0xc2 || *p == 0xc3 - || *p == 0xc9 || *p == 0xca || *p == 0xcb) - && (width == 0 || height == 0)) - { - width = p[6] * 256 + p[7]; - height = p[4] * 256 + p[5]; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "JPEG: %02xd %02xd", p[1], p[2]); - - len = p[1] * 256 + p[2]; - - if (*p >= 0xe1 && *p <= 0xef) { - /* application data, e.g., EXIF, Adobe XMP, etc. */ - app += len; - } - - p += len; - - continue; - } - - p++; - } - - if (width == 0 || height == 0) { - return NGX_DECLINED; - } - - if (ctx->length / 20 < app) { - /* force conversion if application data consume more than 5% */ - ctx->force = 1; - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "app data size: %uz", app); - } - - break; - - case NGX_HTTP_IMAGE_GIF: - - if (ctx->length < 10) { - return NGX_DECLINED; - } - - width = p[7] * 256 + p[6]; - height = p[9] * 256 + p[8]; - - break; - - case NGX_HTTP_IMAGE_PNG: - - if (ctx->length < 24) { - return NGX_DECLINED; - } - - width = p[18] * 256 + p[19]; - height = p[22] * 256 + p[23]; - - break; - - case NGX_HTTP_IMAGE_WEBP: - - if (ctx->length < 30) { - return NGX_DECLINED; - } - - if (p[12] != 'V' || p[13] != 'P' || p[14] != '8') { - return NGX_DECLINED; - } - - switch (p[15]) { - - case ' ': - if (p[20] & 1) { - /* not a key frame */ - return NGX_DECLINED; - } - - if (p[23] != 0x9d || p[24] != 0x01 || p[25] != 0x2a) { - /* invalid start code */ - return NGX_DECLINED; - } - - width = (p[26] | p[27] << 8) & 0x3fff; - height = (p[28] | p[29] << 8) & 0x3fff; - - break; - - case 'L': - if (p[20] != 0x2f) { - /* invalid signature */ - return NGX_DECLINED; - } - - width = ((p[21] | p[22] << 8) & 0x3fff) + 1; - height = ((p[22] >> 6 | p[23] << 2 | p[24] << 10) & 0x3fff) + 1; - - break; - - case 'X': - width = (p[24] | p[25] << 8 | p[26] << 16) + 1; - height = (p[27] | p[28] << 8 | p[29] << 16) + 1; - break; - - default: - return NGX_DECLINED; - } - - break; - - default: - - return NGX_DECLINED; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "image size: %d x %d", (int) width, (int) height); - - ctx->width = width; - ctx->height = height; - - return NGX_OK; -} - - -static ngx_buf_t * -ngx_http_image_resize(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx) -{ - int sx, sy, dx, dy, ox, oy, ax, ay, size, - colors, palette, transparent, sharpen, - red, green, blue, t; - u_char *out; - ngx_buf_t *b; - ngx_uint_t resize; - gdImagePtr src, dst; - ngx_pool_cleanup_t *cln; - ngx_http_image_filter_conf_t *conf; - - src = ngx_http_image_source(r, ctx); - - if (src == NULL) { - return NULL; - } - - sx = gdImageSX(src); - sy = gdImageSY(src); - - conf = ngx_http_get_module_loc_conf(r, ngx_http_image_filter_module); - - if (!ctx->force - && ctx->angle == 0 - && (ngx_uint_t) sx <= ctx->max_width - && (ngx_uint_t) sy <= ctx->max_height) - { - gdImageDestroy(src); - return ngx_http_image_asis(r, ctx); - } - - colors = gdImageColorsTotal(src); - - if (colors && conf->transparency) { - transparent = gdImageGetTransparent(src); - - if (transparent != -1) { - palette = colors; - red = gdImageRed(src, transparent); - green = gdImageGreen(src, transparent); - blue = gdImageBlue(src, transparent); - - goto transparent; - } - } - - palette = 0; - transparent = -1; - red = 0; - green = 0; - blue = 0; - -transparent: - - gdImageColorTransparent(src, -1); - - dx = sx; - dy = sy; - - if (conf->filter == NGX_HTTP_IMAGE_RESIZE) { - - if ((ngx_uint_t) dx > ctx->max_width) { - dy = dy * ctx->max_width / dx; - dy = dy ? dy : 1; - dx = ctx->max_width; - } - - if ((ngx_uint_t) dy > ctx->max_height) { - dx = dx * ctx->max_height / dy; - dx = dx ? dx : 1; - dy = ctx->max_height; - } - - resize = 1; - - } else if (conf->filter == NGX_HTTP_IMAGE_ROTATE) { - - resize = 0; - - } else { /* NGX_HTTP_IMAGE_CROP */ - - resize = 0; - - if ((double) dx / dy < (double) ctx->max_width / ctx->max_height) { - if ((ngx_uint_t) dx > ctx->max_width) { - dy = dy * ctx->max_width / dx; - dy = dy ? dy : 1; - dx = ctx->max_width; - resize = 1; - } - - } else { - if ((ngx_uint_t) dy > ctx->max_height) { - dx = dx * ctx->max_height / dy; - dx = dx ? dx : 1; - dy = ctx->max_height; - resize = 1; - } - } - } - - if (resize) { - dst = ngx_http_image_new(r, dx, dy, palette); - if (dst == NULL) { - gdImageDestroy(src); - return NULL; - } - - if (colors == 0) { - gdImageSaveAlpha(dst, 1); - gdImageAlphaBlending(dst, 0); - } - - gdImageCopyResampled(dst, src, 0, 0, 0, 0, dx, dy, sx, sy); - - if (colors) { - gdImageTrueColorToPalette(dst, 1, 256); - } - - gdImageDestroy(src); - - } else { - dst = src; - } - - if (ctx->angle) { - src = dst; - - ax = (dx % 2 == 0) ? 1 : 0; - ay = (dy % 2 == 0) ? 1 : 0; - - switch (ctx->angle) { - - case 90: - case 270: - dst = ngx_http_image_new(r, dy, dx, palette); - if (dst == NULL) { - gdImageDestroy(src); - return NULL; - } - if (ctx->angle == 90) { - ox = dy / 2 + ay; - oy = dx / 2 - ax; - - } else { - ox = dy / 2 - ay; - oy = dx / 2 + ax; - } - - gdImageCopyRotated(dst, src, ox, oy, 0, 0, - dx + ax, dy + ay, ctx->angle); - gdImageDestroy(src); - - t = dx; - dx = dy; - dy = t; - break; - - case 180: - dst = ngx_http_image_new(r, dx, dy, palette); - if (dst == NULL) { - gdImageDestroy(src); - return NULL; - } - gdImageCopyRotated(dst, src, dx / 2 - ax, dy / 2 - ay, 0, 0, - dx + ax, dy + ay, ctx->angle); - gdImageDestroy(src); - break; - } - } - - if (conf->filter == NGX_HTTP_IMAGE_CROP) { - - src = dst; - - if ((ngx_uint_t) dx > ctx->max_width) { - ox = dx - ctx->max_width; - - } else { - ox = 0; - } - - if ((ngx_uint_t) dy > ctx->max_height) { - oy = dy - ctx->max_height; - - } else { - oy = 0; - } - - if (ox || oy) { - - dst = ngx_http_image_new(r, dx - ox, dy - oy, colors); - - if (dst == NULL) { - gdImageDestroy(src); - return NULL; - } - - ox /= 2; - oy /= 2; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "image crop: %d x %d @ %d x %d", - dx, dy, ox, oy); - - if (colors == 0) { - gdImageSaveAlpha(dst, 1); - gdImageAlphaBlending(dst, 0); - } - - gdImageCopy(dst, src, 0, 0, ox, oy, dx - ox, dy - oy); - - if (colors) { - gdImageTrueColorToPalette(dst, 1, 256); - } - - gdImageDestroy(src); - } - } - - if (transparent != -1 && colors) { - gdImageColorTransparent(dst, gdImageColorExact(dst, red, green, blue)); - } - - sharpen = ngx_http_image_filter_get_value(r, conf->shcv, conf->sharpen); - if (sharpen > 0) { - gdImageSharpen(dst, sharpen); - } - - gdImageInterlace(dst, (int) conf->interlace); - - out = ngx_http_image_out(r, ctx->type, dst, &size); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "image: %d x %d %d", sx, sy, colors); - - gdImageDestroy(dst); - ngx_pfree(r->pool, ctx->image); - - if (out == NULL) { - return NULL; - } - - cln = ngx_pool_cleanup_add(r->pool, 0); - if (cln == NULL) { - gdFree(out); - return NULL; - } - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - gdFree(out); - return NULL; - } - - cln->handler = ngx_http_image_cleanup; - cln->data = out; - - b->pos = out; - b->last = out + size; - b->memory = 1; - b->last_buf = 1; - - ngx_http_image_length(r, b); - ngx_http_weak_etag(r); - - return b; -} - - -static gdImagePtr -ngx_http_image_source(ngx_http_request_t *r, ngx_http_image_filter_ctx_t *ctx) -{ - char *failed; - gdImagePtr img; - - img = NULL; - - switch (ctx->type) { - - case NGX_HTTP_IMAGE_JPEG: - img = gdImageCreateFromJpegPtr(ctx->length, ctx->image); - failed = "gdImageCreateFromJpegPtr() failed"; - break; - - case NGX_HTTP_IMAGE_GIF: - img = gdImageCreateFromGifPtr(ctx->length, ctx->image); - failed = "gdImageCreateFromGifPtr() failed"; - break; - - case NGX_HTTP_IMAGE_PNG: - img = gdImageCreateFromPngPtr(ctx->length, ctx->image); - failed = "gdImageCreateFromPngPtr() failed"; - break; - - case NGX_HTTP_IMAGE_WEBP: -#if (NGX_HAVE_GD_WEBP) - img = gdImageCreateFromWebpPtr(ctx->length, ctx->image); - failed = "gdImageCreateFromWebpPtr() failed"; -#else - failed = "nginx was built without GD WebP support"; -#endif - break; - - default: - failed = "unknown image type"; - break; - } - - if (img == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, failed); - } - - return img; -} - - -static gdImagePtr -ngx_http_image_new(ngx_http_request_t *r, int w, int h, int colors) -{ - gdImagePtr img; - - if (colors == 0) { - img = gdImageCreateTrueColor(w, h); - - if (img == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "gdImageCreateTrueColor() failed"); - return NULL; - } - - } else { - img = gdImageCreate(w, h); - - if (img == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "gdImageCreate() failed"); - return NULL; - } - } - - return img; -} - - -static u_char * -ngx_http_image_out(ngx_http_request_t *r, ngx_uint_t type, gdImagePtr img, - int *size) -{ - char *failed; - u_char *out; - ngx_int_t q; - ngx_http_image_filter_conf_t *conf; - - out = NULL; - - switch (type) { - - case NGX_HTTP_IMAGE_JPEG: - conf = ngx_http_get_module_loc_conf(r, ngx_http_image_filter_module); - - q = ngx_http_image_filter_get_value(r, conf->jqcv, conf->jpeg_quality); - if (q <= 0) { - return NULL; - } - - out = gdImageJpegPtr(img, size, q); - failed = "gdImageJpegPtr() failed"; - break; - - case NGX_HTTP_IMAGE_GIF: - out = gdImageGifPtr(img, size); - failed = "gdImageGifPtr() failed"; - break; - - case NGX_HTTP_IMAGE_PNG: - out = gdImagePngPtr(img, size); - failed = "gdImagePngPtr() failed"; - break; - - case NGX_HTTP_IMAGE_WEBP: -#if (NGX_HAVE_GD_WEBP) - conf = ngx_http_get_module_loc_conf(r, ngx_http_image_filter_module); - - q = ngx_http_image_filter_get_value(r, conf->wqcv, conf->webp_quality); - if (q <= 0) { - return NULL; - } - - out = gdImageWebpPtrEx(img, size, q); - failed = "gdImageWebpPtrEx() failed"; -#else - failed = "nginx was built without GD WebP support"; -#endif - break; - - default: - failed = "unknown image type"; - break; - } - - if (out == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, failed); - } - - return out; -} - - -static void -ngx_http_image_cleanup(void *data) -{ - gdFree(data); -} - - -static ngx_uint_t -ngx_http_image_filter_get_value(ngx_http_request_t *r, - ngx_http_complex_value_t *cv, ngx_uint_t v) -{ - ngx_str_t val; - - if (cv == NULL) { - return v; - } - - if (ngx_http_complex_value(r, cv, &val) != NGX_OK) { - return 0; - } - - return ngx_http_image_filter_value(&val); -} - - -static ngx_uint_t -ngx_http_image_filter_value(ngx_str_t *value) -{ - ngx_int_t n; - - if (value->len == 1 && value->data[0] == '-') { - return (ngx_uint_t) -1; - } - - n = ngx_atoi(value->data, value->len); - - if (n > 0) { - return (ngx_uint_t) n; - } - - return 0; -} - - -static void * -ngx_http_image_filter_create_conf(ngx_conf_t *cf) -{ - ngx_http_image_filter_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_image_filter_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->width = 0; - * conf->height = 0; - * conf->angle = 0; - * conf->wcv = NULL; - * conf->hcv = NULL; - * conf->acv = NULL; - * conf->jqcv = NULL; - * conf->wqcv = NULL; - * conf->shcv = NULL; - */ - - conf->filter = NGX_CONF_UNSET_UINT; - conf->jpeg_quality = NGX_CONF_UNSET_UINT; - conf->webp_quality = NGX_CONF_UNSET_UINT; - conf->sharpen = NGX_CONF_UNSET_UINT; - conf->transparency = NGX_CONF_UNSET; - conf->interlace = NGX_CONF_UNSET; - conf->buffer_size = NGX_CONF_UNSET_SIZE; - - return conf; -} - - -static char * -ngx_http_image_filter_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_image_filter_conf_t *prev = parent; - ngx_http_image_filter_conf_t *conf = child; - - if (conf->filter == NGX_CONF_UNSET_UINT) { - - if (prev->filter == NGX_CONF_UNSET_UINT) { - conf->filter = NGX_HTTP_IMAGE_OFF; - - } else { - conf->filter = prev->filter; - conf->width = prev->width; - conf->height = prev->height; - conf->angle = prev->angle; - conf->wcv = prev->wcv; - conf->hcv = prev->hcv; - conf->acv = prev->acv; - } - } - - if (conf->jpeg_quality == NGX_CONF_UNSET_UINT) { - - /* 75 is libjpeg default quality */ - ngx_conf_merge_uint_value(conf->jpeg_quality, prev->jpeg_quality, 75); - - if (conf->jqcv == NULL) { - conf->jqcv = prev->jqcv; - } - } - - if (conf->webp_quality == NGX_CONF_UNSET_UINT) { - - /* 80 is libwebp default quality */ - ngx_conf_merge_uint_value(conf->webp_quality, prev->webp_quality, 80); - - if (conf->wqcv == NULL) { - conf->wqcv = prev->wqcv; - } - } - - if (conf->sharpen == NGX_CONF_UNSET_UINT) { - ngx_conf_merge_uint_value(conf->sharpen, prev->sharpen, 0); - - if (conf->shcv == NULL) { - conf->shcv = prev->shcv; - } - } - - ngx_conf_merge_value(conf->transparency, prev->transparency, 1); - - ngx_conf_merge_value(conf->interlace, prev->interlace, 0); - - ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size, - 1 * 1024 * 1024); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_image_filter(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_image_filter_conf_t *imcf = conf; - - ngx_str_t *value; - ngx_int_t n; - ngx_uint_t i; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - i = 1; - - if (cf->args->nelts == 2) { - if (ngx_strcmp(value[i].data, "off") == 0) { - imcf->filter = NGX_HTTP_IMAGE_OFF; - - } else if (ngx_strcmp(value[i].data, "test") == 0) { - imcf->filter = NGX_HTTP_IMAGE_TEST; - - } else if (ngx_strcmp(value[i].data, "size") == 0) { - imcf->filter = NGX_HTTP_IMAGE_SIZE; - - } else { - goto failed; - } - - return NGX_CONF_OK; - - } else if (cf->args->nelts == 3) { - - if (ngx_strcmp(value[i].data, "rotate") == 0) { - if (imcf->filter != NGX_HTTP_IMAGE_RESIZE - && imcf->filter != NGX_HTTP_IMAGE_CROP) - { - imcf->filter = NGX_HTTP_IMAGE_ROTATE; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[++i]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths == NULL) { - n = ngx_http_image_filter_value(&value[i]); - - if (n != 90 && n != 180 && n != 270) { - goto failed; - } - - imcf->angle = (ngx_uint_t) n; - - } else { - imcf->acv = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (imcf->acv == NULL) { - return NGX_CONF_ERROR; - } - - *imcf->acv = cv; - } - - return NGX_CONF_OK; - - } else { - goto failed; - } - } - - if (ngx_strcmp(value[i].data, "resize") == 0) { - imcf->filter = NGX_HTTP_IMAGE_RESIZE; - - } else if (ngx_strcmp(value[i].data, "crop") == 0) { - imcf->filter = NGX_HTTP_IMAGE_CROP; - - } else { - goto failed; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[++i]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths == NULL) { - n = ngx_http_image_filter_value(&value[i]); - - if (n == 0) { - goto failed; - } - - imcf->width = (ngx_uint_t) n; - - } else { - imcf->wcv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (imcf->wcv == NULL) { - return NGX_CONF_ERROR; - } - - *imcf->wcv = cv; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[++i]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths == NULL) { - n = ngx_http_image_filter_value(&value[i]); - - if (n == 0) { - goto failed; - } - - imcf->height = (ngx_uint_t) n; - - } else { - imcf->hcv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (imcf->hcv == NULL) { - return NGX_CONF_ERROR; - } - - *imcf->hcv = cv; - } - - return NGX_CONF_OK; - -failed: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%V\"", - &value[i]); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_http_image_filter_jpeg_quality(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - ngx_http_image_filter_conf_t *imcf = conf; - - ngx_str_t *value; - ngx_int_t n; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths == NULL) { - n = ngx_http_image_filter_value(&value[1]); - - if (n <= 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - imcf->jpeg_quality = (ngx_uint_t) n; - - } else { - imcf->jqcv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (imcf->jqcv == NULL) { - return NGX_CONF_ERROR; - } - - *imcf->jqcv = cv; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_image_filter_webp_quality(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - ngx_http_image_filter_conf_t *imcf = conf; - - ngx_str_t *value; - ngx_int_t n; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths == NULL) { - n = ngx_http_image_filter_value(&value[1]); - - if (n <= 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - imcf->webp_quality = (ngx_uint_t) n; - - } else { - imcf->wqcv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (imcf->wqcv == NULL) { - return NGX_CONF_ERROR; - } - - *imcf->wqcv = cv; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_image_filter_sharpen(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - ngx_http_image_filter_conf_t *imcf = conf; - - ngx_str_t *value; - ngx_int_t n; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths == NULL) { - n = ngx_http_image_filter_value(&value[1]); - - if (n < 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - imcf->sharpen = (ngx_uint_t) n; - - } else { - imcf->shcv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (imcf->shcv == NULL) { - return NGX_CONF_ERROR; - } - - *imcf->shcv = cv; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_image_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_image_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_image_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_index_module.c b/app/nginx/src/http/modules/ngx_http_index_module.c deleted file mode 100644 index c144b31..0000000 --- a/app/nginx/src/http/modules/ngx_http_index_module.c +++ /dev/null @@ -1,540 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_str_t name; - ngx_array_t *lengths; - ngx_array_t *values; -} ngx_http_index_t; - - -typedef struct { - ngx_array_t *indices; /* array of ngx_http_index_t */ - size_t max_index_len; -} ngx_http_index_loc_conf_t; - - -#define NGX_HTTP_DEFAULT_INDEX "index.html" - - -static ngx_int_t ngx_http_index_test_dir(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, u_char *path, u_char *last); -static ngx_int_t ngx_http_index_error(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, u_char *file, ngx_err_t err); - -static ngx_int_t ngx_http_index_init(ngx_conf_t *cf); -static void *ngx_http_index_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_index_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static char *ngx_http_index_set_index(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_index_commands[] = { - - { ngx_string("index"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_index_set_index, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_index_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_index_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_index_create_loc_conf, /* create location configuration */ - ngx_http_index_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_index_module = { - NGX_MODULE_V1, - &ngx_http_index_module_ctx, /* module context */ - ngx_http_index_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -/* - * Try to open/test the first index file before the test of directory - * existence because valid requests should prevail over invalid ones. - * If open()/stat() of a file will fail then stat() of a directory - * should be faster because kernel may have already cached some data. - * Besides, Win32 may return ERROR_PATH_NOT_FOUND (NGX_ENOTDIR) at once. - * Unix has ENOTDIR error; however, it's less helpful than Win32's one: - * it only indicates that path points to a regular file, not a directory. - */ - -static ngx_int_t -ngx_http_index_handler(ngx_http_request_t *r) -{ - u_char *p, *name; - size_t len, root, reserve, allocated; - ngx_int_t rc; - ngx_str_t path, uri; - ngx_uint_t i, dir_tested; - ngx_http_index_t *index; - ngx_open_file_info_t of; - ngx_http_script_code_pt code; - ngx_http_script_engine_t e; - ngx_http_core_loc_conf_t *clcf; - ngx_http_index_loc_conf_t *ilcf; - ngx_http_script_len_code_pt lcode; - - if (r->uri.data[r->uri.len - 1] != '/') { - return NGX_DECLINED; - } - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { - return NGX_DECLINED; - } - - ilcf = ngx_http_get_module_loc_conf(r, ngx_http_index_module); - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - allocated = 0; - root = 0; - dir_tested = 0; - name = NULL; - /* suppress MSVC warning */ - path.data = NULL; - - index = ilcf->indices->elts; - for (i = 0; i < ilcf->indices->nelts; i++) { - - if (index[i].lengths == NULL) { - - if (index[i].name.data[0] == '/') { - return ngx_http_internal_redirect(r, &index[i].name, &r->args); - } - - reserve = ilcf->max_index_len; - len = index[i].name.len; - - } else { - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = index[i].lengths->elts; - e.request = r; - e.flushed = 1; - - /* 1 is for terminating '\0' as in static names */ - len = 1; - - while (*(uintptr_t *) e.ip) { - lcode = *(ngx_http_script_len_code_pt *) e.ip; - len += lcode(&e); - } - - /* 16 bytes are preallocation */ - - reserve = len + 16; - } - - if (reserve > allocated) { - - name = ngx_http_map_uri_to_path(r, &path, &root, reserve); - if (name == NULL) { - return NGX_ERROR; - } - - allocated = path.data + path.len - name; - } - - if (index[i].values == NULL) { - - /* index[i].name.len includes the terminating '\0' */ - - ngx_memcpy(name, index[i].name.data, index[i].name.len); - - path.len = (name + index[i].name.len - 1) - path.data; - - } else { - e.ip = index[i].values->elts; - e.pos = name; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - - if (*name == '/') { - uri.len = len - 1; - uri.data = name; - return ngx_http_internal_redirect(r, &uri, &r->args); - } - - path.len = e.pos - path.data; - - *e.pos = '\0'; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "open index \"%V\"", &path); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.test_only = 1; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - if (of.err == 0) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, of.err, - "%s \"%s\" failed", of.failed, path.data); - -#if (NGX_HAVE_OPENAT) - if (of.err == NGX_EMLINK - || of.err == NGX_ELOOP) - { - return NGX_HTTP_FORBIDDEN; - } -#endif - - if (of.err == NGX_ENOTDIR - || of.err == NGX_ENAMETOOLONG - || of.err == NGX_EACCES) - { - return ngx_http_index_error(r, clcf, path.data, of.err); - } - - if (!dir_tested) { - rc = ngx_http_index_test_dir(r, clcf, path.data, name - 1); - - if (rc != NGX_OK) { - return rc; - } - - dir_tested = 1; - } - - if (of.err == NGX_ENOENT) { - continue; - } - - ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, - "%s \"%s\" failed", of.failed, path.data); - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - uri.len = r->uri.len + len - 1; - - if (!clcf->alias) { - uri.data = path.data + root; - - } else { - uri.data = ngx_pnalloc(r->pool, uri.len); - if (uri.data == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - p = ngx_copy(uri.data, r->uri.data, r->uri.len); - ngx_memcpy(p, name, len - 1); - } - - return ngx_http_internal_redirect(r, &uri, &r->args); - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_index_test_dir(ngx_http_request_t *r, ngx_http_core_loc_conf_t *clcf, - u_char *path, u_char *last) -{ - u_char c; - ngx_str_t dir; - ngx_open_file_info_t of; - - c = *last; - if (c != '/' || path == last) { - /* "alias" without trailing slash */ - c = *(++last); - } - *last = '\0'; - - dir.len = last - path; - dir.data = path; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http index check dir: \"%V\"", &dir); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.test_dir = 1; - of.test_only = 1; - of.valid = clcf->open_file_cache_valid; - of.errors = clcf->open_file_cache_errors; - - if (ngx_http_set_disable_symlinks(r, clcf, &dir, &of) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &dir, &of, r->pool) - != NGX_OK) - { - if (of.err) { - -#if (NGX_HAVE_OPENAT) - if (of.err == NGX_EMLINK - || of.err == NGX_ELOOP) - { - return NGX_HTTP_FORBIDDEN; - } -#endif - - if (of.err == NGX_ENOENT) { - *last = c; - return ngx_http_index_error(r, clcf, dir.data, NGX_ENOENT); - } - - if (of.err == NGX_EACCES) { - - *last = c; - - /* - * ngx_http_index_test_dir() is called after the first index - * file testing has returned an error distinct from NGX_EACCES. - * This means that directory searching is allowed. - */ - - return NGX_OK; - } - - ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, - "%s \"%s\" failed", of.failed, dir.data); - } - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - *last = c; - - if (of.is_dir) { - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "\"%s\" is not a directory", dir.data); - - return NGX_HTTP_INTERNAL_SERVER_ERROR; -} - - -static ngx_int_t -ngx_http_index_error(ngx_http_request_t *r, ngx_http_core_loc_conf_t *clcf, - u_char *file, ngx_err_t err) -{ - if (err == NGX_EACCES) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, err, - "\"%s\" is forbidden", file); - - return NGX_HTTP_FORBIDDEN; - } - - if (clcf->log_not_found) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, err, - "\"%s\" is not found", file); - } - - return NGX_HTTP_NOT_FOUND; -} - - -static void * -ngx_http_index_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_index_loc_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_index_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->indices = NULL; - conf->max_index_len = 0; - - return conf; -} - - -static char * -ngx_http_index_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_index_loc_conf_t *prev = parent; - ngx_http_index_loc_conf_t *conf = child; - - ngx_http_index_t *index; - - if (conf->indices == NULL) { - conf->indices = prev->indices; - conf->max_index_len = prev->max_index_len; - } - - if (conf->indices == NULL) { - conf->indices = ngx_array_create(cf->pool, 1, sizeof(ngx_http_index_t)); - if (conf->indices == NULL) { - return NGX_CONF_ERROR; - } - - index = ngx_array_push(conf->indices); - if (index == NULL) { - return NGX_CONF_ERROR; - } - - index->name.len = sizeof(NGX_HTTP_DEFAULT_INDEX); - index->name.data = (u_char *) NGX_HTTP_DEFAULT_INDEX; - index->lengths = NULL; - index->values = NULL; - - conf->max_index_len = sizeof(NGX_HTTP_DEFAULT_INDEX); - - return NGX_CONF_OK; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_index_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_index_handler; - - return NGX_OK; -} - - -/* TODO: warn about duplicate indices */ - -static char * -ngx_http_index_set_index(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_index_loc_conf_t *ilcf = conf; - - ngx_str_t *value; - ngx_uint_t i, n; - ngx_http_index_t *index; - ngx_http_script_compile_t sc; - - if (ilcf->indices == NULL) { - ilcf->indices = ngx_array_create(cf->pool, 2, sizeof(ngx_http_index_t)); - if (ilcf->indices == NULL) { - return NGX_CONF_ERROR; - } - } - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - if (value[i].data[0] == '/' && i != cf->args->nelts - 1) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "only the last index in \"index\" directive " - "should be absolute"); - } - - if (value[i].len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "index \"%V\" in \"index\" directive is invalid", - &value[1]); - return NGX_CONF_ERROR; - } - - index = ngx_array_push(ilcf->indices); - if (index == NULL) { - return NGX_CONF_ERROR; - } - - index->name.len = value[i].len; - index->name.data = value[i].data; - index->lengths = NULL; - index->values = NULL; - - n = ngx_http_script_variables_count(&value[i]); - - if (n == 0) { - if (ilcf->max_index_len < index->name.len) { - ilcf->max_index_len = index->name.len; - } - - if (index->name.data[0] == '/') { - continue; - } - - /* include the terminating '\0' to the length to use ngx_memcpy() */ - index->name.len++; - - continue; - } - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[i]; - sc.lengths = &index->lengths; - sc.values = &index->values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_limit_conn_module.c b/app/nginx/src/http/modules/ngx_http_limit_conn_module.c deleted file mode 100644 index 913d599..0000000 --- a/app/nginx/src/http/modules/ngx_http_limit_conn_module.c +++ /dev/null @@ -1,670 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - u_char color; - u_char len; - u_short conn; - u_char data[1]; -} ngx_http_limit_conn_node_t; - - -typedef struct { - ngx_shm_zone_t *shm_zone; - ngx_rbtree_node_t *node; -} ngx_http_limit_conn_cleanup_t; - - -typedef struct { - ngx_rbtree_t *rbtree; - ngx_http_complex_value_t key; -} ngx_http_limit_conn_ctx_t; - - -typedef struct { - ngx_shm_zone_t *shm_zone; - ngx_uint_t conn; -} ngx_http_limit_conn_limit_t; - - -typedef struct { - ngx_array_t limits; - ngx_uint_t log_level; - ngx_uint_t status_code; -} ngx_http_limit_conn_conf_t; - - -static ngx_rbtree_node_t *ngx_http_limit_conn_lookup(ngx_rbtree_t *rbtree, - ngx_str_t *key, uint32_t hash); -static void ngx_http_limit_conn_cleanup(void *data); -static ngx_inline void ngx_http_limit_conn_cleanup_all(ngx_pool_t *pool); - -static void *ngx_http_limit_conn_create_conf(ngx_conf_t *cf); -static char *ngx_http_limit_conn_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_limit_conn_zone(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_limit_conn(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_limit_conn_init(ngx_conf_t *cf); - - -static ngx_conf_enum_t ngx_http_limit_conn_log_levels[] = { - { ngx_string("info"), NGX_LOG_INFO }, - { ngx_string("notice"), NGX_LOG_NOTICE }, - { ngx_string("warn"), NGX_LOG_WARN }, - { ngx_string("error"), NGX_LOG_ERR }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_num_bounds_t ngx_http_limit_conn_status_bounds = { - ngx_conf_check_num_bounds, 400, 599 -}; - - -static ngx_command_t ngx_http_limit_conn_commands[] = { - - { ngx_string("limit_conn_zone"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2, - ngx_http_limit_conn_zone, - 0, - 0, - NULL }, - - { ngx_string("limit_conn"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_http_limit_conn, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("limit_conn_log_level"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_limit_conn_conf_t, log_level), - &ngx_http_limit_conn_log_levels }, - - { ngx_string("limit_conn_status"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_limit_conn_conf_t, status_code), - &ngx_http_limit_conn_status_bounds }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_limit_conn_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_limit_conn_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_limit_conn_create_conf, /* create location configuration */ - ngx_http_limit_conn_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_limit_conn_module = { - NGX_MODULE_V1, - &ngx_http_limit_conn_module_ctx, /* module context */ - ngx_http_limit_conn_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_limit_conn_handler(ngx_http_request_t *r) -{ - size_t n; - uint32_t hash; - ngx_str_t key; - ngx_uint_t i; - ngx_slab_pool_t *shpool; - ngx_rbtree_node_t *node; - ngx_pool_cleanup_t *cln; - ngx_http_limit_conn_ctx_t *ctx; - ngx_http_limit_conn_node_t *lc; - ngx_http_limit_conn_conf_t *lccf; - ngx_http_limit_conn_limit_t *limits; - ngx_http_limit_conn_cleanup_t *lccln; - - if (r->main->limit_conn_set) { - return NGX_DECLINED; - } - - lccf = ngx_http_get_module_loc_conf(r, ngx_http_limit_conn_module); - limits = lccf->limits.elts; - - for (i = 0; i < lccf->limits.nelts; i++) { - ctx = limits[i].shm_zone->data; - - if (ngx_http_complex_value(r, &ctx->key, &key) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (key.len == 0) { - continue; - } - - if (key.len > 255) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the value of the \"%V\" key " - "is more than 255 bytes: \"%V\"", - &ctx->key.value, &key); - continue; - } - - r->main->limit_conn_set = 1; - - hash = ngx_crc32_short(key.data, key.len); - - shpool = (ngx_slab_pool_t *) limits[i].shm_zone->shm.addr; - - ngx_shmtx_lock(&shpool->mutex); - - node = ngx_http_limit_conn_lookup(ctx->rbtree, &key, hash); - - if (node == NULL) { - - n = offsetof(ngx_rbtree_node_t, color) - + offsetof(ngx_http_limit_conn_node_t, data) - + key.len; - - node = ngx_slab_alloc_locked(shpool, n); - - if (node == NULL) { - ngx_shmtx_unlock(&shpool->mutex); - ngx_http_limit_conn_cleanup_all(r->pool); - return lccf->status_code; - } - - lc = (ngx_http_limit_conn_node_t *) &node->color; - - node->key = hash; - lc->len = (u_char) key.len; - lc->conn = 1; - ngx_memcpy(lc->data, key.data, key.len); - - ngx_rbtree_insert(ctx->rbtree, node); - - } else { - - lc = (ngx_http_limit_conn_node_t *) &node->color; - - if ((ngx_uint_t) lc->conn >= limits[i].conn) { - - ngx_shmtx_unlock(&shpool->mutex); - - ngx_log_error(lccf->log_level, r->connection->log, 0, - "limiting connections by zone \"%V\"", - &limits[i].shm_zone->shm.name); - - ngx_http_limit_conn_cleanup_all(r->pool); - return lccf->status_code; - } - - lc->conn++; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "limit conn: %08Xi %d", node->key, lc->conn); - - ngx_shmtx_unlock(&shpool->mutex); - - cln = ngx_pool_cleanup_add(r->pool, - sizeof(ngx_http_limit_conn_cleanup_t)); - if (cln == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - cln->handler = ngx_http_limit_conn_cleanup; - lccln = cln->data; - - lccln->shm_zone = limits[i].shm_zone; - lccln->node = node; - } - - return NGX_DECLINED; -} - - -static void -ngx_http_limit_conn_rbtree_insert_value(ngx_rbtree_node_t *temp, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) -{ - ngx_rbtree_node_t **p; - ngx_http_limit_conn_node_t *lcn, *lcnt; - - for ( ;; ) { - - if (node->key < temp->key) { - - p = &temp->left; - - } else if (node->key > temp->key) { - - p = &temp->right; - - } else { /* node->key == temp->key */ - - lcn = (ngx_http_limit_conn_node_t *) &node->color; - lcnt = (ngx_http_limit_conn_node_t *) &temp->color; - - p = (ngx_memn2cmp(lcn->data, lcnt->data, lcn->len, lcnt->len) < 0) - ? &temp->left : &temp->right; - } - - if (*p == sentinel) { - break; - } - - temp = *p; - } - - *p = node; - node->parent = temp; - node->left = sentinel; - node->right = sentinel; - ngx_rbt_red(node); -} - - -static ngx_rbtree_node_t * -ngx_http_limit_conn_lookup(ngx_rbtree_t *rbtree, ngx_str_t *key, uint32_t hash) -{ - ngx_int_t rc; - ngx_rbtree_node_t *node, *sentinel; - ngx_http_limit_conn_node_t *lcn; - - node = rbtree->root; - sentinel = rbtree->sentinel; - - while (node != sentinel) { - - if (hash < node->key) { - node = node->left; - continue; - } - - if (hash > node->key) { - node = node->right; - continue; - } - - /* hash == node->key */ - - lcn = (ngx_http_limit_conn_node_t *) &node->color; - - rc = ngx_memn2cmp(key->data, lcn->data, key->len, (size_t) lcn->len); - - if (rc == 0) { - return node; - } - - node = (rc < 0) ? node->left : node->right; - } - - return NULL; -} - - -static void -ngx_http_limit_conn_cleanup(void *data) -{ - ngx_http_limit_conn_cleanup_t *lccln = data; - - ngx_slab_pool_t *shpool; - ngx_rbtree_node_t *node; - ngx_http_limit_conn_ctx_t *ctx; - ngx_http_limit_conn_node_t *lc; - - ctx = lccln->shm_zone->data; - shpool = (ngx_slab_pool_t *) lccln->shm_zone->shm.addr; - node = lccln->node; - lc = (ngx_http_limit_conn_node_t *) &node->color; - - ngx_shmtx_lock(&shpool->mutex); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, lccln->shm_zone->shm.log, 0, - "limit conn cleanup: %08Xi %d", node->key, lc->conn); - - lc->conn--; - - if (lc->conn == 0) { - ngx_rbtree_delete(ctx->rbtree, node); - ngx_slab_free_locked(shpool, node); - } - - ngx_shmtx_unlock(&shpool->mutex); -} - - -static ngx_inline void -ngx_http_limit_conn_cleanup_all(ngx_pool_t *pool) -{ - ngx_pool_cleanup_t *cln; - - cln = pool->cleanup; - - while (cln && cln->handler == ngx_http_limit_conn_cleanup) { - ngx_http_limit_conn_cleanup(cln->data); - cln = cln->next; - } - - pool->cleanup = cln; -} - - -static ngx_int_t -ngx_http_limit_conn_init_zone(ngx_shm_zone_t *shm_zone, void *data) -{ - ngx_http_limit_conn_ctx_t *octx = data; - - size_t len; - ngx_slab_pool_t *shpool; - ngx_rbtree_node_t *sentinel; - ngx_http_limit_conn_ctx_t *ctx; - - ctx = shm_zone->data; - - if (octx) { - if (ctx->key.value.len != octx->key.value.len - || ngx_strncmp(ctx->key.value.data, octx->key.value.data, - ctx->key.value.len) - != 0) - { - ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, - "limit_conn_zone \"%V\" uses the \"%V\" key " - "while previously it used the \"%V\" key", - &shm_zone->shm.name, &ctx->key.value, - &octx->key.value); - return NGX_ERROR; - } - - ctx->rbtree = octx->rbtree; - - return NGX_OK; - } - - shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; - - if (shm_zone->shm.exists) { - ctx->rbtree = shpool->data; - - return NGX_OK; - } - - ctx->rbtree = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_t)); - if (ctx->rbtree == NULL) { - return NGX_ERROR; - } - - shpool->data = ctx->rbtree; - - sentinel = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_node_t)); - if (sentinel == NULL) { - return NGX_ERROR; - } - - ngx_rbtree_init(ctx->rbtree, sentinel, - ngx_http_limit_conn_rbtree_insert_value); - - len = sizeof(" in limit_conn_zone \"\"") + shm_zone->shm.name.len; - - shpool->log_ctx = ngx_slab_alloc(shpool, len); - if (shpool->log_ctx == NULL) { - return NGX_ERROR; - } - - ngx_sprintf(shpool->log_ctx, " in limit_conn_zone \"%V\"%Z", - &shm_zone->shm.name); - - return NGX_OK; -} - - -static void * -ngx_http_limit_conn_create_conf(ngx_conf_t *cf) -{ - ngx_http_limit_conn_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_limit_conn_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->limits.elts = NULL; - */ - - conf->log_level = NGX_CONF_UNSET_UINT; - conf->status_code = NGX_CONF_UNSET_UINT; - - return conf; -} - - -static char * -ngx_http_limit_conn_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_limit_conn_conf_t *prev = parent; - ngx_http_limit_conn_conf_t *conf = child; - - if (conf->limits.elts == NULL) { - conf->limits = prev->limits; - } - - ngx_conf_merge_uint_value(conf->log_level, prev->log_level, NGX_LOG_ERR); - ngx_conf_merge_uint_value(conf->status_code, prev->status_code, - NGX_HTTP_SERVICE_UNAVAILABLE); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_limit_conn_zone(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - u_char *p; - ssize_t size; - ngx_str_t *value, name, s; - ngx_uint_t i; - ngx_shm_zone_t *shm_zone; - ngx_http_limit_conn_ctx_t *ctx; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_limit_conn_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &ctx->key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - size = 0; - name.len = 0; - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "zone=", 5) == 0) { - - name.data = value[i].data + 5; - - p = (u_char *) ngx_strchr(name.data, ':'); - - if (p == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - name.len = p - name.data; - - s.data = p + 1; - s.len = value[i].data + value[i].len - s.data; - - size = ngx_parse_size(&s); - - if (size == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (size < (ssize_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "zone \"%V\" is too small", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (name.len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" must have \"zone\" parameter", - &cmd->name); - return NGX_CONF_ERROR; - } - - shm_zone = ngx_shared_memory_add(cf, &name, size, - &ngx_http_limit_conn_module); - if (shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - if (shm_zone->data) { - ctx = shm_zone->data; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%V \"%V\" is already bound to key \"%V\"", - &cmd->name, &name, &ctx->key.value); - return NGX_CONF_ERROR; - } - - shm_zone->init = ngx_http_limit_conn_init_zone; - shm_zone->data = ctx; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_limit_conn(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_shm_zone_t *shm_zone; - ngx_http_limit_conn_conf_t *lccf = conf; - ngx_http_limit_conn_limit_t *limit, *limits; - - ngx_str_t *value; - ngx_int_t n; - ngx_uint_t i; - - value = cf->args->elts; - - shm_zone = ngx_shared_memory_add(cf, &value[1], 0, - &ngx_http_limit_conn_module); - if (shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - limits = lccf->limits.elts; - - if (limits == NULL) { - if (ngx_array_init(&lccf->limits, cf->pool, 1, - sizeof(ngx_http_limit_conn_limit_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - for (i = 0; i < lccf->limits.nelts; i++) { - if (shm_zone == limits[i].shm_zone) { - return "is duplicate"; - } - } - - n = ngx_atoi(value[2].data, value[2].len); - if (n <= 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of connections \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - if (n > 65535) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "connection limit must be less 65536"); - return NGX_CONF_ERROR; - } - - limit = ngx_array_push(&lccf->limits); - if (limit == NULL) { - return NGX_CONF_ERROR; - } - - limit->conn = n; - limit->shm_zone = shm_zone; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_limit_conn_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_limit_conn_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_limit_req_module.c b/app/nginx/src/http/modules/ngx_http_limit_req_module.c deleted file mode 100644 index 579b13c..0000000 --- a/app/nginx/src/http/modules/ngx_http_limit_req_module.c +++ /dev/null @@ -1,960 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - u_char color; - u_char dummy; - u_short len; - ngx_queue_t queue; - ngx_msec_t last; - /* integer value, 1 corresponds to 0.001 r/s */ - ngx_uint_t excess; - ngx_uint_t count; - u_char data[1]; -} ngx_http_limit_req_node_t; - - -typedef struct { - ngx_rbtree_t rbtree; - ngx_rbtree_node_t sentinel; - ngx_queue_t queue; -} ngx_http_limit_req_shctx_t; - - -typedef struct { - ngx_http_limit_req_shctx_t *sh; - ngx_slab_pool_t *shpool; - /* integer value, 1 corresponds to 0.001 r/s */ - ngx_uint_t rate; - ngx_http_complex_value_t key; - ngx_http_limit_req_node_t *node; -} ngx_http_limit_req_ctx_t; - - -typedef struct { - ngx_shm_zone_t *shm_zone; - /* integer value, 1 corresponds to 0.001 r/s */ - ngx_uint_t burst; - ngx_uint_t nodelay; /* unsigned nodelay:1 */ -} ngx_http_limit_req_limit_t; - - -typedef struct { - ngx_array_t limits; - ngx_uint_t limit_log_level; - ngx_uint_t delay_log_level; - ngx_uint_t status_code; -} ngx_http_limit_req_conf_t; - - -static void ngx_http_limit_req_delay(ngx_http_request_t *r); -static ngx_int_t ngx_http_limit_req_lookup(ngx_http_limit_req_limit_t *limit, - ngx_uint_t hash, ngx_str_t *key, ngx_uint_t *ep, ngx_uint_t account); -static ngx_msec_t ngx_http_limit_req_account(ngx_http_limit_req_limit_t *limits, - ngx_uint_t n, ngx_uint_t *ep, ngx_http_limit_req_limit_t **limit); -static void ngx_http_limit_req_expire(ngx_http_limit_req_ctx_t *ctx, - ngx_uint_t n); - -static void *ngx_http_limit_req_create_conf(ngx_conf_t *cf); -static char *ngx_http_limit_req_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_limit_req_zone(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_limit_req(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_limit_req_init(ngx_conf_t *cf); - - -static ngx_conf_enum_t ngx_http_limit_req_log_levels[] = { - { ngx_string("info"), NGX_LOG_INFO }, - { ngx_string("notice"), NGX_LOG_NOTICE }, - { ngx_string("warn"), NGX_LOG_WARN }, - { ngx_string("error"), NGX_LOG_ERR }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_num_bounds_t ngx_http_limit_req_status_bounds = { - ngx_conf_check_num_bounds, 400, 599 -}; - - -static ngx_command_t ngx_http_limit_req_commands[] = { - - { ngx_string("limit_req_zone"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE3, - ngx_http_limit_req_zone, - 0, - 0, - NULL }, - - { ngx_string("limit_req"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_http_limit_req, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("limit_req_log_level"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_limit_req_conf_t, limit_log_level), - &ngx_http_limit_req_log_levels }, - - { ngx_string("limit_req_status"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_limit_req_conf_t, status_code), - &ngx_http_limit_req_status_bounds }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_limit_req_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_limit_req_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_limit_req_create_conf, /* create location configuration */ - ngx_http_limit_req_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_limit_req_module = { - NGX_MODULE_V1, - &ngx_http_limit_req_module_ctx, /* module context */ - ngx_http_limit_req_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_limit_req_handler(ngx_http_request_t *r) -{ - uint32_t hash; - ngx_str_t key; - ngx_int_t rc; - ngx_uint_t n, excess; - ngx_msec_t delay; - ngx_http_limit_req_ctx_t *ctx; - ngx_http_limit_req_conf_t *lrcf; - ngx_http_limit_req_limit_t *limit, *limits; - - if (r->main->limit_req_set) { - return NGX_DECLINED; - } - - lrcf = ngx_http_get_module_loc_conf(r, ngx_http_limit_req_module); - limits = lrcf->limits.elts; - - excess = 0; - - rc = NGX_DECLINED; - -#if (NGX_SUPPRESS_WARN) - limit = NULL; -#endif - - for (n = 0; n < lrcf->limits.nelts; n++) { - - limit = &limits[n]; - - ctx = limit->shm_zone->data; - - if (ngx_http_complex_value(r, &ctx->key, &key) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (key.len == 0) { - continue; - } - - if (key.len > 65535) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the value of the \"%V\" key " - "is more than 65535 bytes: \"%V\"", - &ctx->key.value, &key); - continue; - } - - hash = ngx_crc32_short(key.data, key.len); - - ngx_shmtx_lock(&ctx->shpool->mutex); - - rc = ngx_http_limit_req_lookup(limit, hash, &key, &excess, - (n == lrcf->limits.nelts - 1)); - - ngx_shmtx_unlock(&ctx->shpool->mutex); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "limit_req[%ui]: %i %ui.%03ui", - n, rc, excess / 1000, excess % 1000); - - if (rc != NGX_AGAIN) { - break; - } - } - - if (rc == NGX_DECLINED) { - return NGX_DECLINED; - } - - r->main->limit_req_set = 1; - - if (rc == NGX_BUSY || rc == NGX_ERROR) { - - if (rc == NGX_BUSY) { - ngx_log_error(lrcf->limit_log_level, r->connection->log, 0, - "limiting requests, excess: %ui.%03ui by zone \"%V\"", - excess / 1000, excess % 1000, - &limit->shm_zone->shm.name); - } - - while (n--) { - ctx = limits[n].shm_zone->data; - - if (ctx->node == NULL) { - continue; - } - - ngx_shmtx_lock(&ctx->shpool->mutex); - - ctx->node->count--; - - ngx_shmtx_unlock(&ctx->shpool->mutex); - - ctx->node = NULL; - } - - return lrcf->status_code; - } - - /* rc == NGX_AGAIN || rc == NGX_OK */ - - if (rc == NGX_AGAIN) { - excess = 0; - } - - delay = ngx_http_limit_req_account(limits, n, &excess, &limit); - - if (!delay) { - return NGX_DECLINED; - } - - ngx_log_error(lrcf->delay_log_level, r->connection->log, 0, - "delaying request, excess: %ui.%03ui, by zone \"%V\"", - excess / 1000, excess % 1000, &limit->shm_zone->shm.name); - - if (ngx_handle_read_event(r->connection->read, 0) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->read_event_handler = ngx_http_test_reading; - r->write_event_handler = ngx_http_limit_req_delay; - - r->connection->write->delayed = 1; - ngx_add_timer(r->connection->write, delay); - - return NGX_AGAIN; -} - - -static void -ngx_http_limit_req_delay(ngx_http_request_t *r) -{ - ngx_event_t *wev; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "limit_req delay"); - - wev = r->connection->write; - - if (wev->delayed) { - - if (ngx_handle_write_event(wev, 0) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - } - - return; - } - - if (ngx_handle_read_event(r->connection->read, 0) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - r->read_event_handler = ngx_http_block_reading; - r->write_event_handler = ngx_http_core_run_phases; - - ngx_http_core_run_phases(r); -} - - -static void -ngx_http_limit_req_rbtree_insert_value(ngx_rbtree_node_t *temp, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) -{ - ngx_rbtree_node_t **p; - ngx_http_limit_req_node_t *lrn, *lrnt; - - for ( ;; ) { - - if (node->key < temp->key) { - - p = &temp->left; - - } else if (node->key > temp->key) { - - p = &temp->right; - - } else { /* node->key == temp->key */ - - lrn = (ngx_http_limit_req_node_t *) &node->color; - lrnt = (ngx_http_limit_req_node_t *) &temp->color; - - p = (ngx_memn2cmp(lrn->data, lrnt->data, lrn->len, lrnt->len) < 0) - ? &temp->left : &temp->right; - } - - if (*p == sentinel) { - break; - } - - temp = *p; - } - - *p = node; - node->parent = temp; - node->left = sentinel; - node->right = sentinel; - ngx_rbt_red(node); -} - - -static ngx_int_t -ngx_http_limit_req_lookup(ngx_http_limit_req_limit_t *limit, ngx_uint_t hash, - ngx_str_t *key, ngx_uint_t *ep, ngx_uint_t account) -{ - size_t size; - ngx_int_t rc, excess; - ngx_msec_t now; - ngx_msec_int_t ms; - ngx_rbtree_node_t *node, *sentinel; - ngx_http_limit_req_ctx_t *ctx; - ngx_http_limit_req_node_t *lr; - - now = ngx_current_msec; - - ctx = limit->shm_zone->data; - - node = ctx->sh->rbtree.root; - sentinel = ctx->sh->rbtree.sentinel; - - while (node != sentinel) { - - if (hash < node->key) { - node = node->left; - continue; - } - - if (hash > node->key) { - node = node->right; - continue; - } - - /* hash == node->key */ - - lr = (ngx_http_limit_req_node_t *) &node->color; - - rc = ngx_memn2cmp(key->data, lr->data, key->len, (size_t) lr->len); - - if (rc == 0) { - ngx_queue_remove(&lr->queue); - ngx_queue_insert_head(&ctx->sh->queue, &lr->queue); - - ms = (ngx_msec_int_t) (now - lr->last); - - excess = lr->excess - ctx->rate * ngx_abs(ms) / 1000 + 1000; - - if (excess < 0) { - excess = 0; - } - - *ep = excess; - - if ((ngx_uint_t) excess > limit->burst) { - return NGX_BUSY; - } - - if (account) { - lr->excess = excess; - lr->last = now; - return NGX_OK; - } - - lr->count++; - - ctx->node = lr; - - return NGX_AGAIN; - } - - node = (rc < 0) ? node->left : node->right; - } - - *ep = 0; - - size = offsetof(ngx_rbtree_node_t, color) - + offsetof(ngx_http_limit_req_node_t, data) - + key->len; - - ngx_http_limit_req_expire(ctx, 1); - - node = ngx_slab_alloc_locked(ctx->shpool, size); - - if (node == NULL) { - ngx_http_limit_req_expire(ctx, 0); - - node = ngx_slab_alloc_locked(ctx->shpool, size); - if (node == NULL) { - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "could not allocate node%s", ctx->shpool->log_ctx); - return NGX_ERROR; - } - } - - node->key = hash; - - lr = (ngx_http_limit_req_node_t *) &node->color; - - lr->len = (u_short) key->len; - lr->excess = 0; - - ngx_memcpy(lr->data, key->data, key->len); - - ngx_rbtree_insert(&ctx->sh->rbtree, node); - - ngx_queue_insert_head(&ctx->sh->queue, &lr->queue); - - if (account) { - lr->last = now; - lr->count = 0; - return NGX_OK; - } - - lr->last = 0; - lr->count = 1; - - ctx->node = lr; - - return NGX_AGAIN; -} - - -static ngx_msec_t -ngx_http_limit_req_account(ngx_http_limit_req_limit_t *limits, ngx_uint_t n, - ngx_uint_t *ep, ngx_http_limit_req_limit_t **limit) -{ - ngx_int_t excess; - ngx_msec_t now, delay, max_delay; - ngx_msec_int_t ms; - ngx_http_limit_req_ctx_t *ctx; - ngx_http_limit_req_node_t *lr; - - excess = *ep; - - if (excess == 0 || (*limit)->nodelay) { - max_delay = 0; - - } else { - ctx = (*limit)->shm_zone->data; - max_delay = excess * 1000 / ctx->rate; - } - - while (n--) { - ctx = limits[n].shm_zone->data; - lr = ctx->node; - - if (lr == NULL) { - continue; - } - - ngx_shmtx_lock(&ctx->shpool->mutex); - - now = ngx_current_msec; - ms = (ngx_msec_int_t) (now - lr->last); - - excess = lr->excess - ctx->rate * ngx_abs(ms) / 1000 + 1000; - - if (excess < 0) { - excess = 0; - } - - lr->last = now; - lr->excess = excess; - lr->count--; - - ngx_shmtx_unlock(&ctx->shpool->mutex); - - ctx->node = NULL; - - if (limits[n].nodelay) { - continue; - } - - delay = excess * 1000 / ctx->rate; - - if (delay > max_delay) { - max_delay = delay; - *ep = excess; - *limit = &limits[n]; - } - } - - return max_delay; -} - - -static void -ngx_http_limit_req_expire(ngx_http_limit_req_ctx_t *ctx, ngx_uint_t n) -{ - ngx_int_t excess; - ngx_msec_t now; - ngx_queue_t *q; - ngx_msec_int_t ms; - ngx_rbtree_node_t *node; - ngx_http_limit_req_node_t *lr; - - now = ngx_current_msec; - - /* - * n == 1 deletes one or two zero rate entries - * n == 0 deletes oldest entry by force - * and one or two zero rate entries - */ - - while (n < 3) { - - if (ngx_queue_empty(&ctx->sh->queue)) { - return; - } - - q = ngx_queue_last(&ctx->sh->queue); - - lr = ngx_queue_data(q, ngx_http_limit_req_node_t, queue); - - if (lr->count) { - - /* - * There is not much sense in looking further, - * because we bump nodes on the lookup stage. - */ - - return; - } - - if (n++ != 0) { - - ms = (ngx_msec_int_t) (now - lr->last); - ms = ngx_abs(ms); - - if (ms < 60000) { - return; - } - - excess = lr->excess - ctx->rate * ms / 1000; - - if (excess > 0) { - return; - } - } - - ngx_queue_remove(q); - - node = (ngx_rbtree_node_t *) - ((u_char *) lr - offsetof(ngx_rbtree_node_t, color)); - - ngx_rbtree_delete(&ctx->sh->rbtree, node); - - ngx_slab_free_locked(ctx->shpool, node); - } -} - - -static ngx_int_t -ngx_http_limit_req_init_zone(ngx_shm_zone_t *shm_zone, void *data) -{ - ngx_http_limit_req_ctx_t *octx = data; - - size_t len; - ngx_http_limit_req_ctx_t *ctx; - - ctx = shm_zone->data; - - if (octx) { - if (ctx->key.value.len != octx->key.value.len - || ngx_strncmp(ctx->key.value.data, octx->key.value.data, - ctx->key.value.len) - != 0) - { - ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, - "limit_req \"%V\" uses the \"%V\" key " - "while previously it used the \"%V\" key", - &shm_zone->shm.name, &ctx->key.value, - &octx->key.value); - return NGX_ERROR; - } - - ctx->sh = octx->sh; - ctx->shpool = octx->shpool; - - return NGX_OK; - } - - ctx->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; - - if (shm_zone->shm.exists) { - ctx->sh = ctx->shpool->data; - - return NGX_OK; - } - - ctx->sh = ngx_slab_alloc(ctx->shpool, sizeof(ngx_http_limit_req_shctx_t)); - if (ctx->sh == NULL) { - return NGX_ERROR; - } - - ctx->shpool->data = ctx->sh; - - ngx_rbtree_init(&ctx->sh->rbtree, &ctx->sh->sentinel, - ngx_http_limit_req_rbtree_insert_value); - - ngx_queue_init(&ctx->sh->queue); - - len = sizeof(" in limit_req zone \"\"") + shm_zone->shm.name.len; - - ctx->shpool->log_ctx = ngx_slab_alloc(ctx->shpool, len); - if (ctx->shpool->log_ctx == NULL) { - return NGX_ERROR; - } - - ngx_sprintf(ctx->shpool->log_ctx, " in limit_req zone \"%V\"%Z", - &shm_zone->shm.name); - - ctx->shpool->log_nomem = 0; - - return NGX_OK; -} - - -static void * -ngx_http_limit_req_create_conf(ngx_conf_t *cf) -{ - ngx_http_limit_req_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_limit_req_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->limits.elts = NULL; - */ - - conf->limit_log_level = NGX_CONF_UNSET_UINT; - conf->status_code = NGX_CONF_UNSET_UINT; - - return conf; -} - - -static char * -ngx_http_limit_req_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_limit_req_conf_t *prev = parent; - ngx_http_limit_req_conf_t *conf = child; - - if (conf->limits.elts == NULL) { - conf->limits = prev->limits; - } - - ngx_conf_merge_uint_value(conf->limit_log_level, prev->limit_log_level, - NGX_LOG_ERR); - - conf->delay_log_level = (conf->limit_log_level == NGX_LOG_INFO) ? - NGX_LOG_INFO : conf->limit_log_level + 1; - - ngx_conf_merge_uint_value(conf->status_code, prev->status_code, - NGX_HTTP_SERVICE_UNAVAILABLE); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_limit_req_zone(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - u_char *p; - size_t len; - ssize_t size; - ngx_str_t *value, name, s; - ngx_int_t rate, scale; - ngx_uint_t i; - ngx_shm_zone_t *shm_zone; - ngx_http_limit_req_ctx_t *ctx; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_limit_req_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &ctx->key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - size = 0; - rate = 1; - scale = 1; - name.len = 0; - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "zone=", 5) == 0) { - - name.data = value[i].data + 5; - - p = (u_char *) ngx_strchr(name.data, ':'); - - if (p == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - name.len = p - name.data; - - s.data = p + 1; - s.len = value[i].data + value[i].len - s.data; - - size = ngx_parse_size(&s); - - if (size == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (size < (ssize_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "zone \"%V\" is too small", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "rate=", 5) == 0) { - - len = value[i].len; - p = value[i].data + len - 3; - - if (ngx_strncmp(p, "r/s", 3) == 0) { - scale = 1; - len -= 3; - - } else if (ngx_strncmp(p, "r/m", 3) == 0) { - scale = 60; - len -= 3; - } - - rate = ngx_atoi(value[i].data + 5, len - 5); - if (rate <= 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid rate \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (name.len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" must have \"zone\" parameter", - &cmd->name); - return NGX_CONF_ERROR; - } - - ctx->rate = rate * 1000 / scale; - - shm_zone = ngx_shared_memory_add(cf, &name, size, - &ngx_http_limit_req_module); - if (shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - if (shm_zone->data) { - ctx = shm_zone->data; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%V \"%V\" is already bound to key \"%V\"", - &cmd->name, &name, &ctx->key.value); - return NGX_CONF_ERROR; - } - - shm_zone->init = ngx_http_limit_req_init_zone; - shm_zone->data = ctx; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_limit_req(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_limit_req_conf_t *lrcf = conf; - - ngx_int_t burst; - ngx_str_t *value, s; - ngx_uint_t i, nodelay; - ngx_shm_zone_t *shm_zone; - ngx_http_limit_req_limit_t *limit, *limits; - - value = cf->args->elts; - - shm_zone = NULL; - burst = 0; - nodelay = 0; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "zone=", 5) == 0) { - - s.len = value[i].len - 5; - s.data = value[i].data + 5; - - shm_zone = ngx_shared_memory_add(cf, &s, 0, - &ngx_http_limit_req_module); - if (shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "burst=", 6) == 0) { - - burst = ngx_atoi(value[i].data + 6, value[i].len - 6); - if (burst <= 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid burst rate \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "nodelay") == 0) { - nodelay = 1; - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (shm_zone == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" must have \"zone\" parameter", - &cmd->name); - return NGX_CONF_ERROR; - } - - limits = lrcf->limits.elts; - - if (limits == NULL) { - if (ngx_array_init(&lrcf->limits, cf->pool, 1, - sizeof(ngx_http_limit_req_limit_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - for (i = 0; i < lrcf->limits.nelts; i++) { - if (shm_zone == limits[i].shm_zone) { - return "is duplicate"; - } - } - - limit = ngx_array_push(&lrcf->limits); - if (limit == NULL) { - return NGX_CONF_ERROR; - } - - limit->shm_zone = shm_zone; - limit->burst = burst * 1000; - limit->nodelay = nodelay; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_limit_req_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_limit_req_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_log_module.c b/app/nginx/src/http/modules/ngx_http_log_module.c deleted file mode 100644 index 917ed55..0000000 --- a/app/nginx/src/http/modules/ngx_http_log_module.c +++ /dev/null @@ -1,1857 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#if (NGX_ZLIB) -#include <zlib.h> -#endif - - -typedef struct ngx_http_log_op_s ngx_http_log_op_t; - -typedef u_char *(*ngx_http_log_op_run_pt) (ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); - -typedef size_t (*ngx_http_log_op_getlen_pt) (ngx_http_request_t *r, - uintptr_t data); - - -struct ngx_http_log_op_s { - size_t len; - ngx_http_log_op_getlen_pt getlen; - ngx_http_log_op_run_pt run; - uintptr_t data; -}; - - -typedef struct { - ngx_str_t name; - ngx_array_t *flushes; - ngx_array_t *ops; /* array of ngx_http_log_op_t */ -} ngx_http_log_fmt_t; - - -typedef struct { - ngx_array_t formats; /* array of ngx_http_log_fmt_t */ - ngx_uint_t combined_used; /* unsigned combined_used:1 */ -} ngx_http_log_main_conf_t; - - -typedef struct { - u_char *start; - u_char *pos; - u_char *last; - - ngx_event_t *event; - ngx_msec_t flush; - ngx_int_t gzip; -} ngx_http_log_buf_t; - - -typedef struct { - ngx_array_t *lengths; - ngx_array_t *values; -} ngx_http_log_script_t; - - -typedef struct { - ngx_open_file_t *file; - ngx_http_log_script_t *script; - time_t disk_full_time; - time_t error_log_time; - ngx_syslog_peer_t *syslog_peer; - ngx_http_log_fmt_t *format; - ngx_http_complex_value_t *filter; -} ngx_http_log_t; - - -typedef struct { - ngx_array_t *logs; /* array of ngx_http_log_t */ - - ngx_open_file_cache_t *open_file_cache; - time_t open_file_cache_valid; - ngx_uint_t open_file_cache_min_uses; - - ngx_uint_t off; /* unsigned off:1 */ -} ngx_http_log_loc_conf_t; - - -typedef struct { - ngx_str_t name; - size_t len; - ngx_http_log_op_run_pt run; -} ngx_http_log_var_t; - - -static void ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, - u_char *buf, size_t len); -static ssize_t ngx_http_log_script_write(ngx_http_request_t *r, - ngx_http_log_script_t *script, u_char **name, u_char *buf, size_t len); - -#if (NGX_ZLIB) -static ssize_t ngx_http_log_gzip(ngx_fd_t fd, u_char *buf, size_t len, - ngx_int_t level, ngx_log_t *log); - -static void *ngx_http_log_gzip_alloc(void *opaque, u_int items, u_int size); -static void ngx_http_log_gzip_free(void *opaque, void *address); -#endif - -static void ngx_http_log_flush(ngx_open_file_t *file, ngx_log_t *log); -static void ngx_http_log_flush_handler(ngx_event_t *ev); - -static u_char *ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_time(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_status(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static u_char *ngx_http_log_body_bytes_sent(ngx_http_request_t *r, - u_char *buf, ngx_http_log_op_t *op); -static u_char *ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); - -static ngx_int_t ngx_http_log_variable_compile(ngx_conf_t *cf, - ngx_http_log_op_t *op, ngx_str_t *value, ngx_uint_t json); -static size_t ngx_http_log_variable_getlen(ngx_http_request_t *r, - uintptr_t data); -static u_char *ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); -static uintptr_t ngx_http_log_escape(u_char *dst, u_char *src, size_t size); -static size_t ngx_http_log_json_variable_getlen(ngx_http_request_t *r, - uintptr_t data); -static u_char *ngx_http_log_json_variable(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op); - - -static void *ngx_http_log_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_log_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_log_compile_format(ngx_conf_t *cf, - ngx_array_t *flushes, ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s); -static char *ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_log_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_log_commands[] = { - - { ngx_string("log_format"), - NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, - ngx_http_log_set_format, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("access_log"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_HTTP_LMT_CONF|NGX_CONF_1MORE, - ngx_http_log_set_log, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("open_log_file_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, - ngx_http_log_open_file_cache, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_log_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_log_init, /* postconfiguration */ - - ngx_http_log_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_log_create_loc_conf, /* create location configuration */ - ngx_http_log_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_log_module = { - NGX_MODULE_V1, - &ngx_http_log_module_ctx, /* module context */ - ngx_http_log_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_access_log = ngx_string(NGX_HTTP_LOG_PATH); - - -static ngx_str_t ngx_http_combined_fmt = - ngx_string("$remote_addr - $remote_user [$time_local] " - "\"$request\" $status $body_bytes_sent " - "\"$http_referer\" \"$http_user_agent\""); - - -static ngx_http_log_var_t ngx_http_log_vars[] = { - { ngx_string("pipe"), 1, ngx_http_log_pipe }, - { ngx_string("time_local"), sizeof("28/Sep/1970:12:00:00 +0600") - 1, - ngx_http_log_time }, - { ngx_string("time_iso8601"), sizeof("1970-09-28T12:00:00+06:00") - 1, - ngx_http_log_iso8601 }, - { ngx_string("msec"), NGX_TIME_T_LEN + 4, ngx_http_log_msec }, - { ngx_string("request_time"), NGX_TIME_T_LEN + 4, - ngx_http_log_request_time }, - { ngx_string("status"), NGX_INT_T_LEN, ngx_http_log_status }, - { ngx_string("bytes_sent"), NGX_OFF_T_LEN, ngx_http_log_bytes_sent }, - { ngx_string("body_bytes_sent"), NGX_OFF_T_LEN, - ngx_http_log_body_bytes_sent }, - { ngx_string("request_length"), NGX_SIZE_T_LEN, - ngx_http_log_request_length }, - - { ngx_null_string, 0, NULL } -}; - - -static ngx_int_t -ngx_http_log_handler(ngx_http_request_t *r) -{ - u_char *line, *p; - size_t len, size; - ssize_t n; - ngx_str_t val; - ngx_uint_t i, l; - ngx_http_log_t *log; - ngx_http_log_op_t *op; - ngx_http_log_buf_t *buffer; - ngx_http_log_loc_conf_t *lcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http log handler"); - - lcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); - - if (lcf->off) { - return NGX_OK; - } - - log = lcf->logs->elts; - for (l = 0; l < lcf->logs->nelts; l++) { - - if (log[l].filter) { - if (ngx_http_complex_value(r, log[l].filter, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0 || (val.len == 1 && val.data[0] == '0')) { - continue; - } - } - - if (ngx_time() == log[l].disk_full_time) { - - /* - * on FreeBSD writing to a full filesystem with enabled softupdates - * may block process for much longer time than writing to non-full - * filesystem, so we skip writing to a log for one second - */ - - continue; - } - - ngx_http_script_flush_no_cacheable_variables(r, log[l].format->flushes); - - len = 0; - op = log[l].format->ops->elts; - for (i = 0; i < log[l].format->ops->nelts; i++) { - if (op[i].len == 0) { - len += op[i].getlen(r, op[i].data); - - } else { - len += op[i].len; - } - } - - if (log[l].syslog_peer) { - - /* length of syslog's PRI and HEADER message parts */ - len += sizeof("<255>Jan 01 00:00:00 ") - 1 - + ngx_cycle->hostname.len + 1 - + log[l].syslog_peer->tag.len + 2; - - goto alloc_line; - } - - len += NGX_LINEFEED_SIZE; - - buffer = log[l].file ? log[l].file->data : NULL; - - if (buffer) { - - if (len > (size_t) (buffer->last - buffer->pos)) { - - ngx_http_log_write(r, &log[l], buffer->start, - buffer->pos - buffer->start); - - buffer->pos = buffer->start; - } - - if (len <= (size_t) (buffer->last - buffer->pos)) { - - p = buffer->pos; - - if (buffer->event && p == buffer->start) { - ngx_add_timer(buffer->event, buffer->flush); - } - - for (i = 0; i < log[l].format->ops->nelts; i++) { - p = op[i].run(r, p, &op[i]); - } - - ngx_linefeed(p); - - buffer->pos = p; - - continue; - } - - if (buffer->event && buffer->event->timer_set) { - ngx_del_timer(buffer->event); - } - } - - alloc_line: - - line = ngx_pnalloc(r->pool, len); - if (line == NULL) { - return NGX_ERROR; - } - - p = line; - - if (log[l].syslog_peer) { - p = ngx_syslog_add_header(log[l].syslog_peer, line); - } - - for (i = 0; i < log[l].format->ops->nelts; i++) { - p = op[i].run(r, p, &op[i]); - } - - if (log[l].syslog_peer) { - - size = p - line; - - n = ngx_syslog_send(log[l].syslog_peer, line, size); - - if (n < 0) { - ngx_log_error(NGX_LOG_WARN, r->connection->log, 0, - "send() to syslog failed"); - - } else if ((size_t) n != size) { - ngx_log_error(NGX_LOG_WARN, r->connection->log, 0, - "send() to syslog has written only %z of %uz", - n, size); - } - - continue; - } - - ngx_linefeed(p); - - ngx_http_log_write(r, &log[l], line, p - line); - } - - return NGX_OK; -} - - -static void -ngx_http_log_write(ngx_http_request_t *r, ngx_http_log_t *log, u_char *buf, - size_t len) -{ - u_char *name; - time_t now; - ssize_t n; - ngx_err_t err; -#if (NGX_ZLIB) - ngx_http_log_buf_t *buffer; -#endif - - if (log->script == NULL) { - name = log->file->name.data; - -#if (NGX_ZLIB) - buffer = log->file->data; - - if (buffer && buffer->gzip) { - n = ngx_http_log_gzip(log->file->fd, buf, len, buffer->gzip, - r->connection->log); - } else { - n = ngx_write_fd(log->file->fd, buf, len); - } -#else - n = ngx_write_fd(log->file->fd, buf, len); -#endif - - } else { - name = NULL; - n = ngx_http_log_script_write(r, log->script, &name, buf, len); - } - - if (n == (ssize_t) len) { - return; - } - - now = ngx_time(); - - if (n == -1) { - err = ngx_errno; - - if (err == NGX_ENOSPC) { - log->disk_full_time = now; - } - - if (now - log->error_log_time > 59) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, err, - ngx_write_fd_n " to \"%s\" failed", name); - - log->error_log_time = now; - } - - return; - } - - if (now - log->error_log_time > 59) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", - name, n, len); - - log->error_log_time = now; - } -} - - -static ssize_t -ngx_http_log_script_write(ngx_http_request_t *r, ngx_http_log_script_t *script, - u_char **name, u_char *buf, size_t len) -{ - size_t root; - ssize_t n; - ngx_str_t log, path; - ngx_open_file_info_t of; - ngx_http_log_loc_conf_t *llcf; - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!r->root_tested) { - - /* test root directory existence */ - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - /* simulate successful logging */ - return len; - } - - path.data[root] = '\0'; - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.test_dir = 1; - of.test_only = 1; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - /* simulate successful logging */ - return len; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - if (of.err == 0) { - /* simulate successful logging */ - return len; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, of.err, - "testing \"%s\" existence failed", path.data); - - /* simulate successful logging */ - return len; - } - - if (!of.is_dir) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ENOTDIR, - "testing \"%s\" existence failed", path.data); - - /* simulate successful logging */ - return len; - } - } - - if (ngx_http_script_run(r, &log, script->lengths->elts, 1, - script->values->elts) - == NULL) - { - /* simulate successful logging */ - return len; - } - - log.data[log.len - 1] = '\0'; - *name = log.data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http log \"%s\"", log.data); - - llcf = ngx_http_get_module_loc_conf(r, ngx_http_log_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.log = 1; - of.valid = llcf->open_file_cache_valid; - of.min_uses = llcf->open_file_cache_min_uses; - of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; - - if (ngx_http_set_disable_symlinks(r, clcf, &log, &of) != NGX_OK) { - /* simulate successful logging */ - return len; - } - - if (ngx_open_cached_file(llcf->open_file_cache, &log, &of, r->pool) - != NGX_OK) - { - if (of.err == 0) { - /* simulate successful logging */ - return len; - } - - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - "%s \"%s\" failed", of.failed, log.data); - /* simulate successful logging */ - return len; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http log #%d", of.fd); - - n = ngx_write_fd(of.fd, buf, len); - - return n; -} - - -#if (NGX_ZLIB) - -static ssize_t -ngx_http_log_gzip(ngx_fd_t fd, u_char *buf, size_t len, ngx_int_t level, - ngx_log_t *log) -{ - int rc, wbits, memlevel; - u_char *out; - size_t size; - ssize_t n; - z_stream zstream; - ngx_err_t err; - ngx_pool_t *pool; - - wbits = MAX_WBITS; - memlevel = MAX_MEM_LEVEL - 1; - - while ((ssize_t) len < ((1 << (wbits - 1)) - 262)) { - wbits--; - memlevel--; - } - - /* - * This is a formula from deflateBound() for conservative upper bound of - * compressed data plus 18 bytes of gzip wrapper. - */ - - size = len + ((len + 7) >> 3) + ((len + 63) >> 6) + 5 + 18; - - ngx_memzero(&zstream, sizeof(z_stream)); - - pool = ngx_create_pool(256, log); - if (pool == NULL) { - /* simulate successful logging */ - return len; - } - - pool->log = log; - - zstream.zalloc = ngx_http_log_gzip_alloc; - zstream.zfree = ngx_http_log_gzip_free; - zstream.opaque = pool; - - out = ngx_pnalloc(pool, size); - if (out == NULL) { - goto done; - } - - zstream.next_in = buf; - zstream.avail_in = len; - zstream.next_out = out; - zstream.avail_out = size; - - rc = deflateInit2(&zstream, (int) level, Z_DEFLATED, wbits + 16, memlevel, - Z_DEFAULT_STRATEGY); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, log, 0, "deflateInit2() failed: %d", rc); - goto done; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, log, 0, - "deflate in: ni:%p no:%p ai:%ud ao:%ud", - zstream.next_in, zstream.next_out, - zstream.avail_in, zstream.avail_out); - - rc = deflate(&zstream, Z_FINISH); - - if (rc != Z_STREAM_END) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - "deflate(Z_FINISH) failed: %d", rc); - goto done; - } - - ngx_log_debug5(NGX_LOG_DEBUG_HTTP, log, 0, - "deflate out: ni:%p no:%p ai:%ud ao:%ud rc:%d", - zstream.next_in, zstream.next_out, - zstream.avail_in, zstream.avail_out, - rc); - - size -= zstream.avail_out; - - rc = deflateEnd(&zstream); - - if (rc != Z_OK) { - ngx_log_error(NGX_LOG_ALERT, log, 0, "deflateEnd() failed: %d", rc); - goto done; - } - - n = ngx_write_fd(fd, out, size); - - if (n != (ssize_t) size) { - err = (n == -1) ? ngx_errno : 0; - - ngx_destroy_pool(pool); - - ngx_set_errno(err); - return -1; - } - -done: - - ngx_destroy_pool(pool); - - /* simulate successful logging */ - return len; -} - - -static void * -ngx_http_log_gzip_alloc(void *opaque, u_int items, u_int size) -{ - ngx_pool_t *pool = opaque; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pool->log, 0, - "gzip alloc: n:%ud s:%ud", items, size); - - return ngx_palloc(pool, items * size); -} - - -static void -ngx_http_log_gzip_free(void *opaque, void *address) -{ -#if 0 - ngx_pool_t *pool = opaque; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pool->log, 0, "gzip free: %p", address); -#endif -} - -#endif - - -static void -ngx_http_log_flush(ngx_open_file_t *file, ngx_log_t *log) -{ - size_t len; - ssize_t n; - ngx_http_log_buf_t *buffer; - - buffer = file->data; - - len = buffer->pos - buffer->start; - - if (len == 0) { - return; - } - -#if (NGX_ZLIB) - if (buffer->gzip) { - n = ngx_http_log_gzip(file->fd, buffer->start, len, buffer->gzip, log); - } else { - n = ngx_write_fd(file->fd, buffer->start, len); - } -#else - n = ngx_write_fd(file->fd, buffer->start, len); -#endif - - if (n == -1) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - ngx_write_fd_n " to \"%s\" failed", - file->name.data); - - } else if ((size_t) n != len) { - ngx_log_error(NGX_LOG_ALERT, log, 0, - ngx_write_fd_n " to \"%s\" was incomplete: %z of %uz", - file->name.data, n, len); - } - - buffer->pos = buffer->start; - - if (buffer->event && buffer->event->timer_set) { - ngx_del_timer(buffer->event); - } -} - - -static void -ngx_http_log_flush_handler(ngx_event_t *ev) -{ - ngx_log_debug0(NGX_LOG_DEBUG_EVENT, ev->log, 0, - "http log buffer flush handler"); - - ngx_http_log_flush(ev->data, ev->log); -} - - -static u_char * -ngx_http_log_copy_short(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - size_t len; - uintptr_t data; - - len = op->len; - data = op->data; - - while (len--) { - *buf++ = (u_char) (data & 0xff); - data >>= 8; - } - - return buf; -} - - -static u_char * -ngx_http_log_copy_long(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - return ngx_cpymem(buf, (u_char *) op->data, op->len); -} - - -static u_char * -ngx_http_log_pipe(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) -{ - if (r->pipeline) { - *buf = 'p'; - } else { - *buf = '.'; - } - - return buf + 1; -} - - -static u_char * -ngx_http_log_time(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) -{ - return ngx_cpymem(buf, ngx_cached_http_log_time.data, - ngx_cached_http_log_time.len); -} - -static u_char * -ngx_http_log_iso8601(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) -{ - return ngx_cpymem(buf, ngx_cached_http_log_iso8601.data, - ngx_cached_http_log_iso8601.len); -} - -static u_char * -ngx_http_log_msec(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) -{ - ngx_time_t *tp; - - tp = ngx_timeofday(); - - return ngx_sprintf(buf, "%T.%03M", tp->sec, tp->msec); -} - - -static u_char * -ngx_http_log_request_time(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - ngx_time_t *tp; - ngx_msec_int_t ms; - - tp = ngx_timeofday(); - - ms = (ngx_msec_int_t) - ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); - ms = ngx_max(ms, 0); - - return ngx_sprintf(buf, "%T.%03M", (time_t) ms / 1000, ms % 1000); -} - - -static u_char * -ngx_http_log_status(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) -{ - ngx_uint_t status; - - if (r->err_status) { - status = r->err_status; - - } else if (r->headers_out.status) { - status = r->headers_out.status; - - } else if (r->http_version == NGX_HTTP_VERSION_9) { - status = 9; - - } else { - status = 0; - } - - return ngx_sprintf(buf, "%03ui", status); -} - - -static u_char * -ngx_http_log_bytes_sent(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - return ngx_sprintf(buf, "%O", r->connection->sent); -} - - -/* - * although there is a real $body_bytes_sent variable, - * this log operation code function is more optimized for logging - */ - -static u_char * -ngx_http_log_body_bytes_sent(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - off_t length; - - length = r->connection->sent - r->header_size; - - if (length > 0) { - return ngx_sprintf(buf, "%O", length); - } - - *buf = '0'; - - return buf + 1; -} - - -static u_char * -ngx_http_log_request_length(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - return ngx_sprintf(buf, "%O", r->request_length); -} - - -static ngx_int_t -ngx_http_log_variable_compile(ngx_conf_t *cf, ngx_http_log_op_t *op, - ngx_str_t *value, ngx_uint_t json) -{ - ngx_int_t index; - - index = ngx_http_get_variable_index(cf, value); - if (index == NGX_ERROR) { - return NGX_ERROR; - } - - op->len = 0; - - if (json) { - op->getlen = ngx_http_log_json_variable_getlen; - op->run = ngx_http_log_json_variable; - - } else { - op->getlen = ngx_http_log_variable_getlen; - op->run = ngx_http_log_variable; - } - - op->data = index; - - return NGX_OK; -} - - -static size_t -ngx_http_log_variable_getlen(ngx_http_request_t *r, uintptr_t data) -{ - uintptr_t len; - ngx_http_variable_value_t *value; - - value = ngx_http_get_indexed_variable(r, data); - - if (value == NULL || value->not_found) { - return 1; - } - - len = ngx_http_log_escape(NULL, value->data, value->len); - - value->escape = len ? 1 : 0; - - return value->len + len * 3; -} - - -static u_char * -ngx_http_log_variable(ngx_http_request_t *r, u_char *buf, ngx_http_log_op_t *op) -{ - ngx_http_variable_value_t *value; - - value = ngx_http_get_indexed_variable(r, op->data); - - if (value == NULL || value->not_found) { - *buf = '-'; - return buf + 1; - } - - if (value->escape == 0) { - return ngx_cpymem(buf, value->data, value->len); - - } else { - return (u_char *) ngx_http_log_escape(buf, value->data, value->len); - } -} - - -static uintptr_t -ngx_http_log_escape(u_char *dst, u_char *src, size_t size) -{ - ngx_uint_t n; - static u_char hex[] = "0123456789ABCDEF"; - - static uint32_t escape[] = { - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - - /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ - 0x00000004, /* 0000 0000 0000 0000 0000 0000 0000 0100 */ - - /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ - 0x10000000, /* 0001 0000 0000 0000 0000 0000 0000 0000 */ - - /* ~}| {zyx wvut srqp onml kjih gfed cba` */ - 0x80000000, /* 1000 0000 0000 0000 0000 0000 0000 0000 */ - - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - }; - - - if (dst == NULL) { - - /* find the number of the characters to be escaped */ - - n = 0; - - while (size) { - if (escape[*src >> 5] & (1U << (*src & 0x1f))) { - n++; - } - src++; - size--; - } - - return (uintptr_t) n; - } - - while (size) { - if (escape[*src >> 5] & (1U << (*src & 0x1f))) { - *dst++ = '\\'; - *dst++ = 'x'; - *dst++ = hex[*src >> 4]; - *dst++ = hex[*src & 0xf]; - src++; - - } else { - *dst++ = *src++; - } - size--; - } - - return (uintptr_t) dst; -} - - -static size_t -ngx_http_log_json_variable_getlen(ngx_http_request_t *r, uintptr_t data) -{ - uintptr_t len; - ngx_http_variable_value_t *value; - - value = ngx_http_get_indexed_variable(r, data); - - if (value == NULL || value->not_found) { - return 0; - } - - len = ngx_escape_json(NULL, value->data, value->len); - - value->escape = len ? 1 : 0; - - return value->len + len; -} - - -static u_char * -ngx_http_log_json_variable(ngx_http_request_t *r, u_char *buf, - ngx_http_log_op_t *op) -{ - ngx_http_variable_value_t *value; - - value = ngx_http_get_indexed_variable(r, op->data); - - if (value == NULL || value->not_found) { - return buf; - } - - if (value->escape == 0) { - return ngx_cpymem(buf, value->data, value->len); - - } else { - return (u_char *) ngx_escape_json(buf, value->data, value->len); - } -} - - -static void * -ngx_http_log_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_log_main_conf_t *conf; - - ngx_http_log_fmt_t *fmt; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_main_conf_t)); - if (conf == NULL) { - return NULL; - } - - if (ngx_array_init(&conf->formats, cf->pool, 4, sizeof(ngx_http_log_fmt_t)) - != NGX_OK) - { - return NULL; - } - - fmt = ngx_array_push(&conf->formats); - if (fmt == NULL) { - return NULL; - } - - ngx_str_set(&fmt->name, "combined"); - - fmt->flushes = NULL; - - fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); - if (fmt->ops == NULL) { - return NULL; - } - - return conf; -} - - -static void * -ngx_http_log_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_log_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->open_file_cache = NGX_CONF_UNSET_PTR; - - return conf; -} - - -static char * -ngx_http_log_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_log_loc_conf_t *prev = parent; - ngx_http_log_loc_conf_t *conf = child; - - ngx_http_log_t *log; - ngx_http_log_fmt_t *fmt; - ngx_http_log_main_conf_t *lmcf; - - if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { - - conf->open_file_cache = prev->open_file_cache; - conf->open_file_cache_valid = prev->open_file_cache_valid; - conf->open_file_cache_min_uses = prev->open_file_cache_min_uses; - - if (conf->open_file_cache == NGX_CONF_UNSET_PTR) { - conf->open_file_cache = NULL; - } - } - - if (conf->logs || conf->off) { - return NGX_CONF_OK; - } - - conf->logs = prev->logs; - conf->off = prev->off; - - if (conf->logs || conf->off) { - return NGX_CONF_OK; - } - - conf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); - if (conf->logs == NULL) { - return NGX_CONF_ERROR; - } - - log = ngx_array_push(conf->logs); - if (log == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(log, sizeof(ngx_http_log_t)); - - log->file = ngx_conf_open_file(cf->cycle, &ngx_http_access_log); - if (log->file == NULL) { - return NGX_CONF_ERROR; - } - - lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); - fmt = lmcf->formats.elts; - - /* the default "combined" format */ - log->format = &fmt[0]; - lmcf->combined_used = 1; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_log_set_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_log_loc_conf_t *llcf = conf; - - ssize_t size; - ngx_int_t gzip; - ngx_uint_t i, n; - ngx_msec_t flush; - ngx_str_t *value, name, s; - ngx_http_log_t *log; - ngx_syslog_peer_t *peer; - ngx_http_log_buf_t *buffer; - ngx_http_log_fmt_t *fmt; - ngx_http_log_main_conf_t *lmcf; - ngx_http_script_compile_t sc; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - llcf->off = 1; - if (cf->args->nelts == 2) { - return NGX_CONF_OK; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - if (llcf->logs == NULL) { - llcf->logs = ngx_array_create(cf->pool, 2, sizeof(ngx_http_log_t)); - if (llcf->logs == NULL) { - return NGX_CONF_ERROR; - } - } - - lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); - - log = ngx_array_push(llcf->logs); - if (log == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(log, sizeof(ngx_http_log_t)); - - - if (ngx_strncmp(value[1].data, "syslog:", 7) == 0) { - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_syslog_peer_t)); - if (peer == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_syslog_process_conf(cf, peer) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - log->syslog_peer = peer; - - goto process_formats; - } - - n = ngx_http_script_variables_count(&value[1]); - - if (n == 0) { - log->file = ngx_conf_open_file(cf->cycle, &value[1]); - if (log->file == NULL) { - return NGX_CONF_ERROR; - } - - } else { - if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - - log->script = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_script_t)); - if (log->script == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[1]; - sc.lengths = &log->script->lengths; - sc.values = &log->script->values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - -process_formats: - - if (cf->args->nelts >= 3) { - name = value[2]; - - if (ngx_strcmp(name.data, "combined") == 0) { - lmcf->combined_used = 1; - } - - } else { - ngx_str_set(&name, "combined"); - lmcf->combined_used = 1; - } - - fmt = lmcf->formats.elts; - for (i = 0; i < lmcf->formats.nelts; i++) { - if (fmt[i].name.len == name.len - && ngx_strcasecmp(fmt[i].name.data, name.data) == 0) - { - log->format = &fmt[i]; - break; - } - } - - if (log->format == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unknown log format \"%V\"", &name); - return NGX_CONF_ERROR; - } - - size = 0; - flush = 0; - gzip = 0; - - for (i = 3; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "buffer=", 7) == 0) { - s.len = value[i].len - 7; - s.data = value[i].data + 7; - - size = ngx_parse_size(&s); - - if (size == NGX_ERROR || size == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid buffer size \"%V\"", &s); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "flush=", 6) == 0) { - s.len = value[i].len - 6; - s.data = value[i].data + 6; - - flush = ngx_parse_time(&s, 0); - - if (flush == (ngx_msec_t) NGX_ERROR || flush == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid flush time \"%V\"", &s); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "gzip", 4) == 0 - && (value[i].len == 4 || value[i].data[4] == '=')) - { -#if (NGX_ZLIB) - if (size == 0) { - size = 64 * 1024; - } - - if (value[i].len == 4) { - gzip = Z_BEST_SPEED; - continue; - } - - s.len = value[i].len - 5; - s.data = value[i].data + 5; - - gzip = ngx_atoi(s.data, s.len); - - if (gzip < 1 || gzip > 9) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid compression level \"%V\"", &s); - return NGX_CONF_ERROR; - } - - continue; - -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "nginx was built without zlib support"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strncmp(value[i].data, "if=", 3) == 0) { - s.len = value[i].len - 3; - s.data = value[i].data + 3; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &s; - ccv.complex_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (ccv.complex_value == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - log->filter = ccv.complex_value; - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (flush && size == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "no buffer is defined for access_log \"%V\"", - &value[1]); - return NGX_CONF_ERROR; - } - - if (size) { - - if (log->script) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "buffered logs cannot have variables in name"); - return NGX_CONF_ERROR; - } - - if (log->syslog_peer) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "logs to syslog cannot be buffered"); - return NGX_CONF_ERROR; - } - - if (log->file->data) { - buffer = log->file->data; - - if (buffer->last - buffer->start != size - || buffer->flush != flush - || buffer->gzip != gzip) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "access_log \"%V\" already defined " - "with conflicting parameters", - &value[1]); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - buffer = ngx_pcalloc(cf->pool, sizeof(ngx_http_log_buf_t)); - if (buffer == NULL) { - return NGX_CONF_ERROR; - } - - buffer->start = ngx_pnalloc(cf->pool, size); - if (buffer->start == NULL) { - return NGX_CONF_ERROR; - } - - buffer->pos = buffer->start; - buffer->last = buffer->start + size; - - if (flush) { - buffer->event = ngx_pcalloc(cf->pool, sizeof(ngx_event_t)); - if (buffer->event == NULL) { - return NGX_CONF_ERROR; - } - - buffer->event->data = log->file; - buffer->event->handler = ngx_http_log_flush_handler; - buffer->event->log = &cf->cycle->new_log; - buffer->event->cancelable = 1; - - buffer->flush = flush; - } - - buffer->gzip = gzip; - - log->file->flush = ngx_http_log_flush; - log->file->data = buffer; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_log_set_format(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_log_main_conf_t *lmcf = conf; - - ngx_str_t *value; - ngx_uint_t i; - ngx_http_log_fmt_t *fmt; - - value = cf->args->elts; - - fmt = lmcf->formats.elts; - for (i = 0; i < lmcf->formats.nelts; i++) { - if (fmt[i].name.len == value[1].len - && ngx_strcmp(fmt[i].name.data, value[1].data) == 0) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate \"log_format\" name \"%V\"", - &value[1]); - return NGX_CONF_ERROR; - } - } - - fmt = ngx_array_push(&lmcf->formats); - if (fmt == NULL) { - return NGX_CONF_ERROR; - } - - fmt->name = value[1]; - - fmt->flushes = ngx_array_create(cf->pool, 4, sizeof(ngx_int_t)); - if (fmt->flushes == NULL) { - return NGX_CONF_ERROR; - } - - fmt->ops = ngx_array_create(cf->pool, 16, sizeof(ngx_http_log_op_t)); - if (fmt->ops == NULL) { - return NGX_CONF_ERROR; - } - - return ngx_http_log_compile_format(cf, fmt->flushes, fmt->ops, cf->args, 2); -} - - -static char * -ngx_http_log_compile_format(ngx_conf_t *cf, ngx_array_t *flushes, - ngx_array_t *ops, ngx_array_t *args, ngx_uint_t s) -{ - u_char *data, *p, ch; - size_t i, len; - ngx_str_t *value, var; - ngx_int_t *flush; - ngx_uint_t bracket, json; - ngx_http_log_op_t *op; - ngx_http_log_var_t *v; - - json = 0; - value = args->elts; - - if (s < args->nelts && ngx_strncmp(value[s].data, "escape=", 7) == 0) { - data = value[s].data + 7; - - if (ngx_strcmp(data, "json") == 0) { - json = 1; - - } else if (ngx_strcmp(data, "default") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unknown log format escaping \"%s\"", data); - return NGX_CONF_ERROR; - } - - s++; - } - - for ( /* void */ ; s < args->nelts; s++) { - - i = 0; - - while (i < value[s].len) { - - op = ngx_array_push(ops); - if (op == NULL) { - return NGX_CONF_ERROR; - } - - data = &value[s].data[i]; - - if (value[s].data[i] == '$') { - - if (++i == value[s].len) { - goto invalid; - } - - if (value[s].data[i] == '{') { - bracket = 1; - - if (++i == value[s].len) { - goto invalid; - } - - var.data = &value[s].data[i]; - - } else { - bracket = 0; - var.data = &value[s].data[i]; - } - - for (var.len = 0; i < value[s].len; i++, var.len++) { - ch = value[s].data[i]; - - if (ch == '}' && bracket) { - i++; - bracket = 0; - break; - } - - if ((ch >= 'A' && ch <= 'Z') - || (ch >= 'a' && ch <= 'z') - || (ch >= '0' && ch <= '9') - || ch == '_') - { - continue; - } - - break; - } - - if (bracket) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the closing bracket in \"%V\" " - "variable is missing", &var); - return NGX_CONF_ERROR; - } - - if (var.len == 0) { - goto invalid; - } - - for (v = ngx_http_log_vars; v->name.len; v++) { - - if (v->name.len == var.len - && ngx_strncmp(v->name.data, var.data, var.len) == 0) - { - op->len = v->len; - op->getlen = NULL; - op->run = v->run; - op->data = 0; - - goto found; - } - } - - if (ngx_http_log_variable_compile(cf, op, &var, json) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (flushes) { - - flush = ngx_array_push(flushes); - if (flush == NULL) { - return NGX_CONF_ERROR; - } - - *flush = op->data; /* variable index */ - } - - found: - - continue; - } - - i++; - - while (i < value[s].len && value[s].data[i] != '$') { - i++; - } - - len = &value[s].data[i] - data; - - if (len) { - - op->len = len; - op->getlen = NULL; - - if (len <= sizeof(uintptr_t)) { - op->run = ngx_http_log_copy_short; - op->data = 0; - - while (len--) { - op->data <<= 8; - op->data |= data[len]; - } - - } else { - op->run = ngx_http_log_copy_long; - - p = ngx_pnalloc(cf->pool, len); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memcpy(p, data, len); - op->data = (uintptr_t) p; - } - } - } - } - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%s\"", data); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_http_log_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_log_loc_conf_t *llcf = conf; - - time_t inactive, valid; - ngx_str_t *value, s; - ngx_int_t max, min_uses; - ngx_uint_t i; - - if (llcf->open_file_cache != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - max = 0; - inactive = 10; - valid = 60; - min_uses = 1; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "max=", 4) == 0) { - - max = ngx_atoi(value[i].data + 4, value[i].len - 4); - if (max == NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { - - s.len = value[i].len - 9; - s.data = value[i].data + 9; - - inactive = ngx_parse_time(&s, 1); - if (inactive == (time_t) NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "min_uses=", 9) == 0) { - - min_uses = ngx_atoi(value[i].data + 9, value[i].len - 9); - if (min_uses == NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "valid=", 6) == 0) { - - s.len = value[i].len - 6; - s.data = value[i].data + 6; - - valid = ngx_parse_time(&s, 1); - if (valid == (time_t) NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "off") == 0) { - - llcf->open_file_cache = NULL; - - continue; - } - - failed: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid \"open_log_file_cache\" parameter \"%V\"", - &value[i]); - return NGX_CONF_ERROR; - } - - if (llcf->open_file_cache == NULL) { - return NGX_CONF_OK; - } - - if (max == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"open_log_file_cache\" must have \"max\" parameter"); - return NGX_CONF_ERROR; - } - - llcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); - - if (llcf->open_file_cache) { - - llcf->open_file_cache_valid = valid; - llcf->open_file_cache_min_uses = min_uses; - - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; -} - - -static ngx_int_t -ngx_http_log_init(ngx_conf_t *cf) -{ - ngx_str_t *value; - ngx_array_t a; - ngx_http_handler_pt *h; - ngx_http_log_fmt_t *fmt; - ngx_http_log_main_conf_t *lmcf; - ngx_http_core_main_conf_t *cmcf; - - lmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_log_module); - - if (lmcf->combined_used) { - if (ngx_array_init(&a, cf->pool, 1, sizeof(ngx_str_t)) != NGX_OK) { - return NGX_ERROR; - } - - value = ngx_array_push(&a); - if (value == NULL) { - return NGX_ERROR; - } - - *value = ngx_http_combined_fmt; - fmt = lmcf->formats.elts; - - if (ngx_http_log_compile_format(cf, NULL, fmt->ops, &a, 0) - != NGX_CONF_OK) - { - return NGX_ERROR; - } - } - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_log_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_map_module.c b/app/nginx/src/http/modules/ngx_http_map_module.c deleted file mode 100644 index 2fc9be9..0000000 --- a/app/nginx/src/http/modules/ngx_http_map_module.c +++ /dev/null @@ -1,589 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_uint_t hash_max_size; - ngx_uint_t hash_bucket_size; -} ngx_http_map_conf_t; - - -typedef struct { - ngx_hash_keys_arrays_t keys; - - ngx_array_t *values_hash; -#if (NGX_PCRE) - ngx_array_t regexes; -#endif - - ngx_http_variable_value_t *default_value; - ngx_conf_t *cf; - unsigned hostnames:1; - unsigned no_cacheable:1; -} ngx_http_map_conf_ctx_t; - - -typedef struct { - ngx_http_map_t map; - ngx_http_complex_value_t value; - ngx_http_variable_value_t *default_value; - ngx_uint_t hostnames; /* unsigned hostnames:1 */ -} ngx_http_map_ctx_t; - - -static int ngx_libc_cdecl ngx_http_map_cmp_dns_wildcards(const void *one, - const void *two); -static void *ngx_http_map_create_conf(ngx_conf_t *cf); -static char *ngx_http_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_http_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf); - - -static ngx_command_t ngx_http_map_commands[] = { - - { ngx_string("map"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE2, - ngx_http_map_block, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("map_hash_max_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_map_conf_t, hash_max_size), - NULL }, - - { ngx_string("map_hash_bucket_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_map_conf_t, hash_bucket_size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_map_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_map_create_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_map_module = { - NGX_MODULE_V1, - &ngx_http_map_module_ctx, /* module context */ - ngx_http_map_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_map_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_map_ctx_t *map = (ngx_http_map_ctx_t *) data; - - ngx_str_t val, str; - ngx_http_complex_value_t *cv; - ngx_http_variable_value_t *value; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http map started"); - - if (ngx_http_complex_value(r, &map->value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (map->hostnames && val.len > 0 && val.data[val.len - 1] == '.') { - val.len--; - } - - value = ngx_http_map_find(r, &map->map, &val); - - if (value == NULL) { - value = map->default_value; - } - - if (!value->valid) { - cv = (ngx_http_complex_value_t *) value->data; - - if (ngx_http_complex_value(r, cv, &str) != NGX_OK) { - return NGX_ERROR; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = str.len; - v->data = str.data; - - } else { - *v = *value; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http map: \"%V\" \"%v\"", &val, v); - - return NGX_OK; -} - - -static void * -ngx_http_map_create_conf(ngx_conf_t *cf) -{ - ngx_http_map_conf_t *mcf; - - mcf = ngx_palloc(cf->pool, sizeof(ngx_http_map_conf_t)); - if (mcf == NULL) { - return NULL; - } - - mcf->hash_max_size = NGX_CONF_UNSET_UINT; - mcf->hash_bucket_size = NGX_CONF_UNSET_UINT; - - return mcf; -} - - -static char * -ngx_http_map_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_map_conf_t *mcf = conf; - - char *rv; - ngx_str_t *value, name; - ngx_conf_t save; - ngx_pool_t *pool; - ngx_hash_init_t hash; - ngx_http_map_ctx_t *map; - ngx_http_variable_t *var; - ngx_http_map_conf_ctx_t ctx; - ngx_http_compile_complex_value_t ccv; - - if (mcf->hash_max_size == NGX_CONF_UNSET_UINT) { - mcf->hash_max_size = 2048; - } - - if (mcf->hash_bucket_size == NGX_CONF_UNSET_UINT) { - mcf->hash_bucket_size = ngx_cacheline_size; - - } else { - mcf->hash_bucket_size = ngx_align(mcf->hash_bucket_size, - ngx_cacheline_size); - } - - map = ngx_pcalloc(cf->pool, sizeof(ngx_http_map_ctx_t)); - if (map == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &map->value; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - name = value[2]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - var = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - var->get_handler = ngx_http_map_variable; - var->data = (uintptr_t) map; - - pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (pool == NULL) { - return NGX_CONF_ERROR; - } - - ctx.keys.pool = cf->pool; - ctx.keys.temp_pool = pool; - - if (ngx_hash_keys_array_init(&ctx.keys, NGX_HASH_LARGE) != NGX_OK) { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - ctx.values_hash = ngx_pcalloc(pool, sizeof(ngx_array_t) * ctx.keys.hsize); - if (ctx.values_hash == NULL) { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - -#if (NGX_PCRE) - if (ngx_array_init(&ctx.regexes, cf->pool, 2, sizeof(ngx_http_map_regex_t)) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } -#endif - - ctx.default_value = NULL; - ctx.cf = &save; - ctx.hostnames = 0; - ctx.no_cacheable = 0; - - save = *cf; - cf->pool = pool; - cf->ctx = &ctx; - cf->handler = ngx_http_map; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - if (rv != NGX_CONF_OK) { - ngx_destroy_pool(pool); - return rv; - } - - if (ctx.no_cacheable) { - var->flags |= NGX_HTTP_VAR_NOCACHEABLE; - } - - map->default_value = ctx.default_value ? ctx.default_value: - &ngx_http_variable_null_value; - - map->hostnames = ctx.hostnames; - - hash.key = ngx_hash_key_lc; - hash.max_size = mcf->hash_max_size; - hash.bucket_size = mcf->hash_bucket_size; - hash.name = "map_hash"; - hash.pool = cf->pool; - - if (ctx.keys.keys.nelts) { - hash.hash = &map->map.hash.hash; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, ctx.keys.keys.elts, ctx.keys.keys.nelts) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - } - - if (ctx.keys.dns_wc_head.nelts) { - - ngx_qsort(ctx.keys.dns_wc_head.elts, - (size_t) ctx.keys.dns_wc_head.nelts, - sizeof(ngx_hash_key_t), ngx_http_map_cmp_dns_wildcards); - - hash.hash = NULL; - hash.temp_pool = pool; - - if (ngx_hash_wildcard_init(&hash, ctx.keys.dns_wc_head.elts, - ctx.keys.dns_wc_head.nelts) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - map->map.hash.wc_head = (ngx_hash_wildcard_t *) hash.hash; - } - - if (ctx.keys.dns_wc_tail.nelts) { - - ngx_qsort(ctx.keys.dns_wc_tail.elts, - (size_t) ctx.keys.dns_wc_tail.nelts, - sizeof(ngx_hash_key_t), ngx_http_map_cmp_dns_wildcards); - - hash.hash = NULL; - hash.temp_pool = pool; - - if (ngx_hash_wildcard_init(&hash, ctx.keys.dns_wc_tail.elts, - ctx.keys.dns_wc_tail.nelts) - != NGX_OK) - { - ngx_destroy_pool(pool); - return NGX_CONF_ERROR; - } - - map->map.hash.wc_tail = (ngx_hash_wildcard_t *) hash.hash; - } - -#if (NGX_PCRE) - - if (ctx.regexes.nelts) { - map->map.regex = ctx.regexes.elts; - map->map.nregex = ctx.regexes.nelts; - } - -#endif - - ngx_destroy_pool(pool); - - return rv; -} - - -static int ngx_libc_cdecl -ngx_http_map_cmp_dns_wildcards(const void *one, const void *two) -{ - ngx_hash_key_t *first, *second; - - first = (ngx_hash_key_t *) one; - second = (ngx_hash_key_t *) two; - - return ngx_dns_strcmp(first->key.data, second->key.data); -} - - -static char * -ngx_http_map(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - u_char *data; - size_t len; - ngx_int_t rv; - ngx_str_t *value, v; - ngx_uint_t i, key; - ngx_http_map_conf_ctx_t *ctx; - ngx_http_complex_value_t cv, *cvp; - ngx_http_variable_value_t *var, **vp; - ngx_http_compile_complex_value_t ccv; - - ctx = cf->ctx; - - value = cf->args->elts; - - if (cf->args->nelts == 1 - && ngx_strcmp(value[0].data, "hostnames") == 0) - { - ctx->hostnames = 1; - return NGX_CONF_OK; - } - - if (cf->args->nelts == 1 - && ngx_strcmp(value[0].data, "volatile") == 0) - { - ctx->no_cacheable = 1; - return NGX_CONF_OK; - } - - if (cf->args->nelts != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of the map parameters"); - return NGX_CONF_ERROR; - } - - if (ngx_strcmp(value[0].data, "include") == 0) { - return ngx_conf_include(cf, dummy, conf); - } - - key = 0; - - for (i = 0; i < value[1].len; i++) { - key = ngx_hash(key, value[1].data[i]); - } - - key %= ctx->keys.hsize; - - vp = ctx->values_hash[key].elts; - - if (vp) { - for (i = 0; i < ctx->values_hash[key].nelts; i++) { - - if (vp[i]->valid) { - data = vp[i]->data; - len = vp[i]->len; - - } else { - cvp = (ngx_http_complex_value_t *) vp[i]->data; - data = cvp->value.data; - len = cvp->value.len; - } - - if (value[1].len != len) { - continue; - } - - if (ngx_strncmp(value[1].data, data, len) == 0) { - var = vp[i]; - goto found; - } - } - - } else { - if (ngx_array_init(&ctx->values_hash[key], cf->pool, 4, - sizeof(ngx_http_variable_value_t *)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - var = ngx_palloc(ctx->keys.pool, sizeof(ngx_http_variable_value_t)); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - v.len = value[1].len; - v.data = ngx_pstrdup(ctx->keys.pool, &value[1]); - if (v.data == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = ctx->cf; - ccv.value = &v; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - cvp = ngx_palloc(ctx->keys.pool, sizeof(ngx_http_complex_value_t)); - if (cvp == NULL) { - return NGX_CONF_ERROR; - } - - *cvp = cv; - - var->len = 0; - var->data = (u_char *) cvp; - var->valid = 0; - - } else { - var->len = v.len; - var->data = v.data; - var->valid = 1; - } - - var->no_cacheable = 0; - var->not_found = 0; - - vp = ngx_array_push(&ctx->values_hash[key]); - if (vp == NULL) { - return NGX_CONF_ERROR; - } - - *vp = var; - -found: - - if (ngx_strcmp(value[0].data, "default") == 0) { - - if (ctx->default_value) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate default map parameter"); - return NGX_CONF_ERROR; - } - - ctx->default_value = var; - - return NGX_CONF_OK; - } - -#if (NGX_PCRE) - - if (value[0].len && value[0].data[0] == '~') { - ngx_regex_compile_t rc; - ngx_http_map_regex_t *regex; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - regex = ngx_array_push(&ctx->regexes); - if (regex == NULL) { - return NGX_CONF_ERROR; - } - - value[0].len--; - value[0].data++; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - if (value[0].data[0] == '*') { - value[0].len--; - value[0].data++; - rc.options = NGX_REGEX_CASELESS; - } - - rc.pattern = value[0]; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - regex->regex = ngx_http_regex_compile(ctx->cf, &rc); - if (regex->regex == NULL) { - return NGX_CONF_ERROR; - } - - regex->value = var; - - return NGX_CONF_OK; - } - -#endif - - if (value[0].len && value[0].data[0] == '\\') { - value[0].len--; - value[0].data++; - } - - rv = ngx_hash_add_key(&ctx->keys, &value[0], var, - (ctx->hostnames) ? NGX_HASH_WILDCARD_KEY : 0); - - if (rv == NGX_OK) { - return NGX_CONF_OK; - } - - if (rv == NGX_DECLINED) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid hostname or wildcard \"%V\"", &value[0]); - } - - if (rv == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting parameter \"%V\"", &value[0]); - } - - return NGX_CONF_ERROR; -} diff --git a/app/nginx/src/http/modules/ngx_http_memcached_module.c b/app/nginx/src/http/modules/ngx_http_memcached_module.c deleted file mode 100644 index 69f28fa..0000000 --- a/app/nginx/src/http/modules/ngx_http_memcached_module.c +++ /dev/null @@ -1,723 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_http_upstream_conf_t upstream; - ngx_int_t index; - ngx_uint_t gzip_flag; -} ngx_http_memcached_loc_conf_t; - - -typedef struct { - size_t rest; - ngx_http_request_t *request; - ngx_str_t key; -} ngx_http_memcached_ctx_t; - - -static ngx_int_t ngx_http_memcached_create_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_memcached_reinit_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_memcached_process_header(ngx_http_request_t *r); -static ngx_int_t ngx_http_memcached_filter_init(void *data); -static ngx_int_t ngx_http_memcached_filter(void *data, ssize_t bytes); -static void ngx_http_memcached_abort_request(ngx_http_request_t *r); -static void ngx_http_memcached_finalize_request(ngx_http_request_t *r, - ngx_int_t rc); - -static void *ngx_http_memcached_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_memcached_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); - -static char *ngx_http_memcached_pass(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_conf_bitmask_t ngx_http_memcached_next_upstream_masks[] = { - { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, - { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, - { ngx_string("invalid_response"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, - { ngx_string("not_found"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_http_memcached_commands[] = { - - { ngx_string("memcached_pass"), - NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, - ngx_http_memcached_pass, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("memcached_bind"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_bind_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.local), - NULL }, - - { ngx_string("memcached_connect_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.connect_timeout), - NULL }, - - { ngx_string("memcached_send_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.send_timeout), - NULL }, - - { ngx_string("memcached_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.buffer_size), - NULL }, - - { ngx_string("memcached_read_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.read_timeout), - NULL }, - - { ngx_string("memcached_next_upstream"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.next_upstream), - &ngx_http_memcached_next_upstream_masks }, - - { ngx_string("memcached_next_upstream_tries"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.next_upstream_tries), - NULL }, - - { ngx_string("memcached_next_upstream_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, upstream.next_upstream_timeout), - NULL }, - - { ngx_string("memcached_gzip_flag"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_memcached_loc_conf_t, gzip_flag), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_memcached_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_memcached_create_loc_conf, /* create location configuration */ - ngx_http_memcached_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_memcached_module = { - NGX_MODULE_V1, - &ngx_http_memcached_module_ctx, /* module context */ - ngx_http_memcached_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_memcached_key = ngx_string("memcached_key"); - - -#define NGX_HTTP_MEMCACHED_END (sizeof(ngx_http_memcached_end) - 1) -static u_char ngx_http_memcached_end[] = CRLF "END" CRLF; - - -static ngx_int_t -ngx_http_memcached_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_upstream_t *u; - ngx_http_memcached_ctx_t *ctx; - ngx_http_memcached_loc_conf_t *mlcf; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_HTTP_NOT_ALLOWED; - } - - rc = ngx_http_discard_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - if (ngx_http_set_content_type(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_upstream_create(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - u = r->upstream; - - ngx_str_set(&u->schema, "memcached://"); - u->output.tag = (ngx_buf_tag_t) &ngx_http_memcached_module; - - mlcf = ngx_http_get_module_loc_conf(r, ngx_http_memcached_module); - - u->conf = &mlcf->upstream; - - u->create_request = ngx_http_memcached_create_request; - u->reinit_request = ngx_http_memcached_reinit_request; - u->process_header = ngx_http_memcached_process_header; - u->abort_request = ngx_http_memcached_abort_request; - u->finalize_request = ngx_http_memcached_finalize_request; - - ctx = ngx_palloc(r->pool, sizeof(ngx_http_memcached_ctx_t)); - if (ctx == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ctx->request = r; - - ngx_http_set_ctx(r, ctx, ngx_http_memcached_module); - - u->input_filter_init = ngx_http_memcached_filter_init; - u->input_filter = ngx_http_memcached_filter; - u->input_filter_ctx = ctx; - - r->main->count++; - - ngx_http_upstream_init(r); - - return NGX_DONE; -} - - -static ngx_int_t -ngx_http_memcached_create_request(ngx_http_request_t *r) -{ - size_t len; - uintptr_t escape; - ngx_buf_t *b; - ngx_chain_t *cl; - ngx_http_memcached_ctx_t *ctx; - ngx_http_variable_value_t *vv; - ngx_http_memcached_loc_conf_t *mlcf; - - mlcf = ngx_http_get_module_loc_conf(r, ngx_http_memcached_module); - - vv = ngx_http_get_indexed_variable(r, mlcf->index); - - if (vv == NULL || vv->not_found || vv->len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the \"$memcached_key\" variable is not set"); - return NGX_ERROR; - } - - escape = 2 * ngx_escape_uri(NULL, vv->data, vv->len, NGX_ESCAPE_MEMCACHED); - - len = sizeof("get ") - 1 + vv->len + escape + sizeof(CRLF) - 1; - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = NULL; - - r->upstream->request_bufs = cl; - - *b->last++ = 'g'; *b->last++ = 'e'; *b->last++ = 't'; *b->last++ = ' '; - - ctx = ngx_http_get_module_ctx(r, ngx_http_memcached_module); - - ctx->key.data = b->last; - - if (escape == 0) { - b->last = ngx_copy(b->last, vv->data, vv->len); - - } else { - b->last = (u_char *) ngx_escape_uri(b->last, vv->data, vv->len, - NGX_ESCAPE_MEMCACHED); - } - - ctx->key.len = b->last - ctx->key.data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http memcached request: \"%V\"", &ctx->key); - - *b->last++ = CR; *b->last++ = LF; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_memcached_reinit_request(ngx_http_request_t *r) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_memcached_process_header(ngx_http_request_t *r) -{ - u_char *p, *start; - ngx_str_t line; - ngx_uint_t flags; - ngx_table_elt_t *h; - ngx_http_upstream_t *u; - ngx_http_memcached_ctx_t *ctx; - ngx_http_memcached_loc_conf_t *mlcf; - - u = r->upstream; - - for (p = u->buffer.pos; p < u->buffer.last; p++) { - if (*p == LF) { - goto found; - } - } - - return NGX_AGAIN; - -found: - - line.data = u->buffer.pos; - line.len = p - u->buffer.pos; - - if (line.len == 0 || *(p - 1) != CR) { - goto no_valid; - } - - *p = '\0'; - line.len--; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "memcached: \"%V\"", &line); - - p = u->buffer.pos; - - ctx = ngx_http_get_module_ctx(r, ngx_http_memcached_module); - mlcf = ngx_http_get_module_loc_conf(r, ngx_http_memcached_module); - - if (ngx_strncmp(p, "VALUE ", sizeof("VALUE ") - 1) == 0) { - - p += sizeof("VALUE ") - 1; - - if (ngx_strncmp(p, ctx->key.data, ctx->key.len) != 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "memcached sent invalid key in response \"%V\" " - "for key \"%V\"", - &line, &ctx->key); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - p += ctx->key.len; - - if (*p++ != ' ') { - goto no_valid; - } - - /* flags */ - - start = p; - - while (*p) { - if (*p++ == ' ') { - if (mlcf->gzip_flag) { - goto flags; - } else { - goto length; - } - } - } - - goto no_valid; - - flags: - - flags = ngx_atoi(start, p - start - 1); - - if (flags == (ngx_uint_t) NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "memcached sent invalid flags in response \"%V\" " - "for key \"%V\"", - &line, &ctx->key); - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - if (flags & mlcf->gzip_flag) { - h = ngx_list_push(&r->headers_out.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = 1; - ngx_str_set(&h->key, "Content-Encoding"); - ngx_str_set(&h->value, "gzip"); - r->headers_out.content_encoding = h; - } - - length: - - start = p; - p = line.data + line.len; - - u->headers_in.content_length_n = ngx_atoof(start, p - start); - if (u->headers_in.content_length_n == NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "memcached sent invalid length in response \"%V\" " - "for key \"%V\"", - &line, &ctx->key); - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - u->headers_in.status_n = 200; - u->state->status = 200; - u->buffer.pos = p + sizeof(CRLF) - 1; - - return NGX_OK; - } - - if (ngx_strcmp(p, "END\x0d") == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "key: \"%V\" was not found by memcached", &ctx->key); - - u->headers_in.content_length_n = 0; - u->headers_in.status_n = 404; - u->state->status = 404; - u->buffer.pos = p + sizeof("END" CRLF) - 1; - u->keepalive = 1; - - return NGX_OK; - } - -no_valid: - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "memcached sent invalid response: \"%V\"", &line); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; -} - - -static ngx_int_t -ngx_http_memcached_filter_init(void *data) -{ - ngx_http_memcached_ctx_t *ctx = data; - - ngx_http_upstream_t *u; - - u = ctx->request->upstream; - - if (u->headers_in.status_n != 404) { - u->length = u->headers_in.content_length_n + NGX_HTTP_MEMCACHED_END; - ctx->rest = NGX_HTTP_MEMCACHED_END; - - } else { - u->length = 0; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_memcached_filter(void *data, ssize_t bytes) -{ - ngx_http_memcached_ctx_t *ctx = data; - - u_char *last; - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_upstream_t *u; - - u = ctx->request->upstream; - b = &u->buffer; - - if (u->length == (ssize_t) ctx->rest) { - - if (ngx_strncmp(b->last, - ngx_http_memcached_end + NGX_HTTP_MEMCACHED_END - ctx->rest, - bytes) - != 0) - { - ngx_log_error(NGX_LOG_ERR, ctx->request->connection->log, 0, - "memcached sent invalid trailer"); - - u->length = 0; - ctx->rest = 0; - - return NGX_OK; - } - - u->length -= bytes; - ctx->rest -= bytes; - - if (u->length == 0) { - u->keepalive = 1; - } - - return NGX_OK; - } - - for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { - ll = &cl->next; - } - - cl = ngx_chain_get_free_buf(ctx->request->pool, &u->free_bufs); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf->flush = 1; - cl->buf->memory = 1; - - *ll = cl; - - last = b->last; - cl->buf->pos = last; - b->last += bytes; - cl->buf->last = b->last; - cl->buf->tag = u->output.tag; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, ctx->request->connection->log, 0, - "memcached filter bytes:%z size:%z length:%O rest:%z", - bytes, b->last - b->pos, u->length, ctx->rest); - - if (bytes <= (ssize_t) (u->length - NGX_HTTP_MEMCACHED_END)) { - u->length -= bytes; - return NGX_OK; - } - - last += (size_t) (u->length - NGX_HTTP_MEMCACHED_END); - - if (ngx_strncmp(last, ngx_http_memcached_end, b->last - last) != 0) { - ngx_log_error(NGX_LOG_ERR, ctx->request->connection->log, 0, - "memcached sent invalid trailer"); - - b->last = last; - cl->buf->last = last; - u->length = 0; - ctx->rest = 0; - - return NGX_OK; - } - - ctx->rest -= b->last - last; - b->last = last; - cl->buf->last = last; - u->length = ctx->rest; - - if (u->length == 0) { - u->keepalive = 1; - } - - return NGX_OK; -} - - -static void -ngx_http_memcached_abort_request(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "abort http memcached request"); - return; -} - - -static void -ngx_http_memcached_finalize_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http memcached request"); - return; -} - - -static void * -ngx_http_memcached_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_memcached_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_memcached_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->upstream.bufs.num = 0; - * conf->upstream.next_upstream = 0; - * conf->upstream.temp_path = NULL; - * conf->upstream.uri = { 0, NULL }; - * conf->upstream.location = NULL; - */ - - conf->upstream.local = NGX_CONF_UNSET_PTR; - conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; - conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.next_upstream_timeout = NGX_CONF_UNSET_MSEC; - - conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; - - /* the hardcoded values */ - conf->upstream.cyclic_temp_file = 0; - conf->upstream.buffering = 0; - conf->upstream.ignore_client_abort = 0; - conf->upstream.send_lowat = 0; - conf->upstream.bufs.num = 0; - conf->upstream.busy_buffers_size = 0; - conf->upstream.max_temp_file_size = 0; - conf->upstream.temp_file_write_size = 0; - conf->upstream.intercept_errors = 1; - conf->upstream.intercept_404 = 1; - conf->upstream.pass_request_headers = 0; - conf->upstream.pass_request_body = 0; - conf->upstream.force_ranges = 1; - - conf->index = NGX_CONF_UNSET; - conf->gzip_flag = NGX_CONF_UNSET_UINT; - - return conf; -} - - -static char * -ngx_http_memcached_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_memcached_loc_conf_t *prev = parent; - ngx_http_memcached_loc_conf_t *conf = child; - - ngx_conf_merge_ptr_value(conf->upstream.local, - prev->upstream.local, NULL); - - ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, - prev->upstream.next_upstream_tries, 0); - - ngx_conf_merge_msec_value(conf->upstream.connect_timeout, - prev->upstream.connect_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.send_timeout, - prev->upstream.send_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.read_timeout, - prev->upstream.read_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.next_upstream_timeout, - prev->upstream.next_upstream_timeout, 0); - - ngx_conf_merge_size_value(conf->upstream.buffer_size, - prev->upstream.buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, - prev->upstream.next_upstream, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_ERROR - |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); - - if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.next_upstream = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (conf->upstream.upstream == NULL) { - conf->upstream.upstream = prev->upstream.upstream; - } - - if (conf->index == NGX_CONF_UNSET) { - conf->index = prev->index; - } - - ngx_conf_merge_uint_value(conf->gzip_flag, prev->gzip_flag, 0); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_memcached_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_memcached_loc_conf_t *mlcf = conf; - - ngx_str_t *value; - ngx_url_t u; - ngx_http_core_loc_conf_t *clcf; - - if (mlcf->upstream.upstream) { - return "is duplicate"; - } - - value = cf->args->elts; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.no_resolve = 1; - - mlcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); - if (mlcf->upstream.upstream == NULL) { - return NGX_CONF_ERROR; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - clcf->handler = ngx_http_memcached_handler; - - if (clcf->name.data[clcf->name.len - 1] == '/') { - clcf->auto_redirect = 1; - } - - mlcf->index = ngx_http_get_variable_index(cf, &ngx_http_memcached_key); - - if (mlcf->index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_mp4_module.c b/app/nginx/src/http/modules/ngx_http_mp4_module.c deleted file mode 100644 index f3c0fdd..0000000 --- a/app/nginx/src/http/modules/ngx_http_mp4_module.c +++ /dev/null @@ -1,3548 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_MP4_TRAK_ATOM 0 -#define NGX_HTTP_MP4_TKHD_ATOM 1 -#define NGX_HTTP_MP4_MDIA_ATOM 2 -#define NGX_HTTP_MP4_MDHD_ATOM 3 -#define NGX_HTTP_MP4_HDLR_ATOM 4 -#define NGX_HTTP_MP4_MINF_ATOM 5 -#define NGX_HTTP_MP4_VMHD_ATOM 6 -#define NGX_HTTP_MP4_SMHD_ATOM 7 -#define NGX_HTTP_MP4_DINF_ATOM 8 -#define NGX_HTTP_MP4_STBL_ATOM 9 -#define NGX_HTTP_MP4_STSD_ATOM 10 -#define NGX_HTTP_MP4_STTS_ATOM 11 -#define NGX_HTTP_MP4_STTS_DATA 12 -#define NGX_HTTP_MP4_STSS_ATOM 13 -#define NGX_HTTP_MP4_STSS_DATA 14 -#define NGX_HTTP_MP4_CTTS_ATOM 15 -#define NGX_HTTP_MP4_CTTS_DATA 16 -#define NGX_HTTP_MP4_STSC_ATOM 17 -#define NGX_HTTP_MP4_STSC_START 18 -#define NGX_HTTP_MP4_STSC_DATA 19 -#define NGX_HTTP_MP4_STSC_END 20 -#define NGX_HTTP_MP4_STSZ_ATOM 21 -#define NGX_HTTP_MP4_STSZ_DATA 22 -#define NGX_HTTP_MP4_STCO_ATOM 23 -#define NGX_HTTP_MP4_STCO_DATA 24 -#define NGX_HTTP_MP4_CO64_ATOM 25 -#define NGX_HTTP_MP4_CO64_DATA 26 - -#define NGX_HTTP_MP4_LAST_ATOM NGX_HTTP_MP4_CO64_DATA - - -typedef struct { - size_t buffer_size; - size_t max_buffer_size; -} ngx_http_mp4_conf_t; - - -typedef struct { - u_char chunk[4]; - u_char samples[4]; - u_char id[4]; -} ngx_mp4_stsc_entry_t; - - -typedef struct { - uint32_t timescale; - uint32_t time_to_sample_entries; - uint32_t sample_to_chunk_entries; - uint32_t sync_samples_entries; - uint32_t composition_offset_entries; - uint32_t sample_sizes_entries; - uint32_t chunks; - - ngx_uint_t start_sample; - ngx_uint_t end_sample; - ngx_uint_t start_chunk; - ngx_uint_t end_chunk; - ngx_uint_t start_chunk_samples; - ngx_uint_t end_chunk_samples; - uint64_t start_chunk_samples_size; - uint64_t end_chunk_samples_size; - off_t start_offset; - off_t end_offset; - - size_t tkhd_size; - size_t mdhd_size; - size_t hdlr_size; - size_t vmhd_size; - size_t smhd_size; - size_t dinf_size; - size_t size; - - ngx_chain_t out[NGX_HTTP_MP4_LAST_ATOM + 1]; - - ngx_buf_t trak_atom_buf; - ngx_buf_t tkhd_atom_buf; - ngx_buf_t mdia_atom_buf; - ngx_buf_t mdhd_atom_buf; - ngx_buf_t hdlr_atom_buf; - ngx_buf_t minf_atom_buf; - ngx_buf_t vmhd_atom_buf; - ngx_buf_t smhd_atom_buf; - ngx_buf_t dinf_atom_buf; - ngx_buf_t stbl_atom_buf; - ngx_buf_t stsd_atom_buf; - ngx_buf_t stts_atom_buf; - ngx_buf_t stts_data_buf; - ngx_buf_t stss_atom_buf; - ngx_buf_t stss_data_buf; - ngx_buf_t ctts_atom_buf; - ngx_buf_t ctts_data_buf; - ngx_buf_t stsc_atom_buf; - ngx_buf_t stsc_start_chunk_buf; - ngx_buf_t stsc_end_chunk_buf; - ngx_buf_t stsc_data_buf; - ngx_buf_t stsz_atom_buf; - ngx_buf_t stsz_data_buf; - ngx_buf_t stco_atom_buf; - ngx_buf_t stco_data_buf; - ngx_buf_t co64_atom_buf; - ngx_buf_t co64_data_buf; - - ngx_mp4_stsc_entry_t stsc_start_chunk_entry; - ngx_mp4_stsc_entry_t stsc_end_chunk_entry; -} ngx_http_mp4_trak_t; - - -typedef struct { - ngx_file_t file; - - u_char *buffer; - u_char *buffer_start; - u_char *buffer_pos; - u_char *buffer_end; - size_t buffer_size; - - off_t offset; - off_t end; - off_t content_length; - ngx_uint_t start; - ngx_uint_t length; - uint32_t timescale; - ngx_http_request_t *request; - ngx_array_t trak; - ngx_http_mp4_trak_t traks[2]; - - size_t ftyp_size; - size_t moov_size; - - ngx_chain_t *out; - ngx_chain_t ftyp_atom; - ngx_chain_t moov_atom; - ngx_chain_t mvhd_atom; - ngx_chain_t mdat_atom; - ngx_chain_t mdat_data; - - ngx_buf_t ftyp_atom_buf; - ngx_buf_t moov_atom_buf; - ngx_buf_t mvhd_atom_buf; - ngx_buf_t mdat_atom_buf; - ngx_buf_t mdat_data_buf; - - u_char moov_atom_header[8]; - u_char mdat_atom_header[16]; -} ngx_http_mp4_file_t; - - -typedef struct { - char *name; - ngx_int_t (*handler)(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -} ngx_http_mp4_atom_handler_t; - - -#define ngx_mp4_atom_header(mp4) (mp4->buffer_pos - 8) -#define ngx_mp4_atom_data(mp4) mp4->buffer_pos -#define ngx_mp4_atom_data_size(t) (uint64_t) (sizeof(t) - 8) - - -#define ngx_mp4_atom_next(mp4, n) \ - mp4->buffer_pos += (size_t) n; \ - mp4->offset += n - - -#define ngx_mp4_set_atom_name(p, n1, n2, n3, n4) \ - ((u_char *) (p))[4] = n1; \ - ((u_char *) (p))[5] = n2; \ - ((u_char *) (p))[6] = n3; \ - ((u_char *) (p))[7] = n4 - -#define ngx_mp4_get_32value(p) \ - ( ((uint32_t) ((u_char *) (p))[0] << 24) \ - + ( ((u_char *) (p))[1] << 16) \ - + ( ((u_char *) (p))[2] << 8) \ - + ( ((u_char *) (p))[3]) ) - -#define ngx_mp4_set_32value(p, n) \ - ((u_char *) (p))[0] = (u_char) ((n) >> 24); \ - ((u_char *) (p))[1] = (u_char) ((n) >> 16); \ - ((u_char *) (p))[2] = (u_char) ((n) >> 8); \ - ((u_char *) (p))[3] = (u_char) (n) - -#define ngx_mp4_get_64value(p) \ - ( ((uint64_t) ((u_char *) (p))[0] << 56) \ - + ((uint64_t) ((u_char *) (p))[1] << 48) \ - + ((uint64_t) ((u_char *) (p))[2] << 40) \ - + ((uint64_t) ((u_char *) (p))[3] << 32) \ - + ((uint64_t) ((u_char *) (p))[4] << 24) \ - + ( ((u_char *) (p))[5] << 16) \ - + ( ((u_char *) (p))[6] << 8) \ - + ( ((u_char *) (p))[7]) ) - -#define ngx_mp4_set_64value(p, n) \ - ((u_char *) (p))[0] = (u_char) ((uint64_t) (n) >> 56); \ - ((u_char *) (p))[1] = (u_char) ((uint64_t) (n) >> 48); \ - ((u_char *) (p))[2] = (u_char) ((uint64_t) (n) >> 40); \ - ((u_char *) (p))[3] = (u_char) ((uint64_t) (n) >> 32); \ - ((u_char *) (p))[4] = (u_char) ( (n) >> 24); \ - ((u_char *) (p))[5] = (u_char) ( (n) >> 16); \ - ((u_char *) (p))[6] = (u_char) ( (n) >> 8); \ - ((u_char *) (p))[7] = (u_char) (n) - -#define ngx_mp4_last_trak(mp4) \ - &((ngx_http_mp4_trak_t *) mp4->trak.elts)[mp4->trak.nelts - 1] - - -static ngx_int_t ngx_http_mp4_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_mp4_atofp(u_char *line, size_t n, size_t point); - -static ngx_int_t ngx_http_mp4_process(ngx_http_mp4_file_t *mp4); -static ngx_int_t ngx_http_mp4_read_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_atom_handler_t *atom, uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read(ngx_http_mp4_file_t *mp4, size_t size); -static ngx_int_t ngx_http_mp4_read_ftyp_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_moov_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_mdat_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static size_t ngx_http_mp4_update_mdat_atom(ngx_http_mp4_file_t *mp4, - off_t start_offset, off_t end_offset); -static ngx_int_t ngx_http_mp4_read_mvhd_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_trak_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static void ngx_http_mp4_update_trak_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_read_cmov_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_tkhd_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_mdia_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static void ngx_http_mp4_update_mdia_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_read_mdhd_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_hdlr_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_minf_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static void ngx_http_mp4_update_minf_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_read_dinf_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_vmhd_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_smhd_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_stbl_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static void ngx_http_mp4_update_stbl_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_read_stsd_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_read_stts_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_update_stts_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_crop_stts_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start); -static ngx_int_t ngx_http_mp4_read_stss_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_update_stss_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static void ngx_http_mp4_crop_stss_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start); -static ngx_int_t ngx_http_mp4_read_ctts_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static void ngx_http_mp4_update_ctts_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static void ngx_http_mp4_crop_ctts_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start); -static ngx_int_t ngx_http_mp4_read_stsc_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_update_stsc_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_crop_stsc_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start); -static ngx_int_t ngx_http_mp4_read_stsz_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_update_stsz_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static ngx_int_t ngx_http_mp4_read_stco_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_update_stco_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static void ngx_http_mp4_adjust_stco_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, int32_t adjustment); -static ngx_int_t ngx_http_mp4_read_co64_atom(ngx_http_mp4_file_t *mp4, - uint64_t atom_data_size); -static ngx_int_t ngx_http_mp4_update_co64_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak); -static void ngx_http_mp4_adjust_co64_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, off_t adjustment); - -static char *ngx_http_mp4(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static void *ngx_http_mp4_create_conf(ngx_conf_t *cf); -static char *ngx_http_mp4_merge_conf(ngx_conf_t *cf, void *parent, void *child); - - -static ngx_command_t ngx_http_mp4_commands[] = { - - { ngx_string("mp4"), - NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS, - ngx_http_mp4, - 0, - 0, - NULL }, - - { ngx_string("mp4_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_mp4_conf_t, buffer_size), - NULL }, - - { ngx_string("mp4_max_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_mp4_conf_t, max_buffer_size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_mp4_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_mp4_create_conf, /* create location configuration */ - ngx_http_mp4_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_mp4_module = { - NGX_MODULE_V1, - &ngx_http_mp4_module_ctx, /* module context */ - ngx_http_mp4_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_mp4_atom_handler_t ngx_http_mp4_atoms[] = { - { "ftyp", ngx_http_mp4_read_ftyp_atom }, - { "moov", ngx_http_mp4_read_moov_atom }, - { "mdat", ngx_http_mp4_read_mdat_atom }, - { NULL, NULL } -}; - -static ngx_http_mp4_atom_handler_t ngx_http_mp4_moov_atoms[] = { - { "mvhd", ngx_http_mp4_read_mvhd_atom }, - { "trak", ngx_http_mp4_read_trak_atom }, - { "cmov", ngx_http_mp4_read_cmov_atom }, - { NULL, NULL } -}; - -static ngx_http_mp4_atom_handler_t ngx_http_mp4_trak_atoms[] = { - { "tkhd", ngx_http_mp4_read_tkhd_atom }, - { "mdia", ngx_http_mp4_read_mdia_atom }, - { NULL, NULL } -}; - -static ngx_http_mp4_atom_handler_t ngx_http_mp4_mdia_atoms[] = { - { "mdhd", ngx_http_mp4_read_mdhd_atom }, - { "hdlr", ngx_http_mp4_read_hdlr_atom }, - { "minf", ngx_http_mp4_read_minf_atom }, - { NULL, NULL } -}; - -static ngx_http_mp4_atom_handler_t ngx_http_mp4_minf_atoms[] = { - { "vmhd", ngx_http_mp4_read_vmhd_atom }, - { "smhd", ngx_http_mp4_read_smhd_atom }, - { "dinf", ngx_http_mp4_read_dinf_atom }, - { "stbl", ngx_http_mp4_read_stbl_atom }, - { NULL, NULL } -}; - -static ngx_http_mp4_atom_handler_t ngx_http_mp4_stbl_atoms[] = { - { "stsd", ngx_http_mp4_read_stsd_atom }, - { "stts", ngx_http_mp4_read_stts_atom }, - { "stss", ngx_http_mp4_read_stss_atom }, - { "ctts", ngx_http_mp4_read_ctts_atom }, - { "stsc", ngx_http_mp4_read_stsc_atom }, - { "stsz", ngx_http_mp4_read_stsz_atom }, - { "stco", ngx_http_mp4_read_stco_atom }, - { "co64", ngx_http_mp4_read_co64_atom }, - { NULL, NULL } -}; - - -static ngx_int_t -ngx_http_mp4_handler(ngx_http_request_t *r) -{ - u_char *last; - size_t root; - ngx_int_t rc, start, end; - ngx_uint_t level, length; - ngx_str_t path, value; - ngx_log_t *log; - ngx_buf_t *b; - ngx_chain_t out; - ngx_http_mp4_file_t *mp4; - ngx_open_file_info_t of; - ngx_http_core_loc_conf_t *clcf; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_HTTP_NOT_ALLOWED; - } - - if (r->uri.data[r->uri.len - 1] == '/') { - return NGX_DECLINED; - } - - rc = ngx_http_discard_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - last = ngx_http_map_uri_to_path(r, &path, &root, 0); - if (last == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - log = r->connection->log; - - path.len = last - path.data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, - "http mp4 filename: \"%V\"", &path); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = NGX_MAX_OFF_T_VALUE; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - switch (of.err) { - - case 0: - return NGX_HTTP_INTERNAL_SERVER_ERROR; - - case NGX_ENOENT: - case NGX_ENOTDIR: - case NGX_ENAMETOOLONG: - - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_FOUND; - break; - - case NGX_EACCES: -#if (NGX_HAVE_OPENAT) - case NGX_EMLINK: - case NGX_ELOOP: -#endif - - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - break; - - default: - - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - break; - } - - if (rc != NGX_HTTP_NOT_FOUND || clcf->log_not_found) { - ngx_log_error(level, log, of.err, - "%s \"%s\" failed", of.failed, path.data); - } - - return rc; - } - - if (!of.is_file) { - - if (ngx_close_file(of.fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - ngx_close_file_n " \"%s\" failed", path.data); - } - - return NGX_DECLINED; - } - - r->root_tested = !r->error_page; - r->allow_ranges = 1; - - start = -1; - length = 0; - r->headers_out.content_length_n = of.size; - mp4 = NULL; - b = NULL; - - if (r->args.len) { - - if (ngx_http_arg(r, (u_char *) "start", 5, &value) == NGX_OK) { - - /* - * A Flash player may send start value with a lot of digits - * after dot so a custom function is used instead of ngx_atofp(). - */ - - start = ngx_http_mp4_atofp(value.data, value.len, 3); - } - - if (ngx_http_arg(r, (u_char *) "end", 3, &value) == NGX_OK) { - - end = ngx_http_mp4_atofp(value.data, value.len, 3); - - if (end > 0) { - if (start < 0) { - start = 0; - } - - if (end > start) { - length = end - start; - } - } - } - } - - if (start >= 0) { - r->single_range = 1; - - mp4 = ngx_pcalloc(r->pool, sizeof(ngx_http_mp4_file_t)); - if (mp4 == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - mp4->file.fd = of.fd; - mp4->file.name = path; - mp4->file.log = r->connection->log; - mp4->end = of.size; - mp4->start = (ngx_uint_t) start; - mp4->length = length; - mp4->request = r; - - switch (ngx_http_mp4_process(mp4)) { - - case NGX_DECLINED: - if (mp4->buffer) { - ngx_pfree(r->pool, mp4->buffer); - } - - ngx_pfree(r->pool, mp4); - mp4 = NULL; - - break; - - case NGX_OK: - r->headers_out.content_length_n = mp4->content_length; - break; - - default: /* NGX_ERROR */ - if (mp4->buffer) { - ngx_pfree(r->pool, mp4->buffer); - } - - ngx_pfree(r->pool, mp4); - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - log->action = "sending mp4 to client"; - - if (clcf->directio <= of.size) { - - /* - * DIRECTIO is set on transfer only - * to allow kernel to cache "moov" atom - */ - - if (ngx_directio_on(of.fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, - ngx_directio_on_n " \"%s\" failed", path.data); - } - - of.is_directio = 1; - - if (mp4) { - mp4->file.directio = 1; - } - } - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.last_modified_time = of.mtime; - - if (ngx_http_set_etag(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_set_content_type(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (mp4 == NULL) { - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); - if (b->file == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - if (mp4) { - return ngx_http_output_filter(r, mp4->out); - } - - b->file_pos = 0; - b->file_last = of.size; - - b->in_file = b->file_last ? 1 : 0; - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - b->file->fd = of.fd; - b->file->name = path; - b->file->log = log; - b->file->directio = of.is_directio; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -static ngx_int_t -ngx_http_mp4_atofp(u_char *line, size_t n, size_t point) -{ - ngx_int_t value, cutoff, cutlim; - ngx_uint_t dot; - - /* same as ngx_atofp(), but allows additional digits */ - - if (n == 0) { - return NGX_ERROR; - } - - cutoff = NGX_MAX_INT_T_VALUE / 10; - cutlim = NGX_MAX_INT_T_VALUE % 10; - - dot = 0; - - for (value = 0; n--; line++) { - - if (*line == '.') { - if (dot) { - return NGX_ERROR; - } - - dot = 1; - continue; - } - - if (*line < '0' || *line > '9') { - return NGX_ERROR; - } - - if (point == 0) { - continue; - } - - if (value >= cutoff && (value > cutoff || *line - '0' > cutlim)) { - return NGX_ERROR; - } - - value = value * 10 + (*line - '0'); - point -= dot; - } - - while (point--) { - if (value > cutoff) { - return NGX_ERROR; - } - - value = value * 10; - } - - return value; -} - - -static ngx_int_t -ngx_http_mp4_process(ngx_http_mp4_file_t *mp4) -{ - off_t start_offset, end_offset, adjustment; - ngx_int_t rc; - ngx_uint_t i, j; - ngx_chain_t **prev; - ngx_http_mp4_trak_t *trak; - ngx_http_mp4_conf_t *conf; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 start:%ui, length:%ui", mp4->start, mp4->length); - - conf = ngx_http_get_module_loc_conf(mp4->request, ngx_http_mp4_module); - - mp4->buffer_size = conf->buffer_size; - - rc = ngx_http_mp4_read_atom(mp4, ngx_http_mp4_atoms, mp4->end); - if (rc != NGX_OK) { - return rc; - } - - if (mp4->trak.nelts == 0) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "no mp4 trak atoms were found in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - if (mp4->mdat_atom.buf == NULL) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "no mp4 mdat atom was found in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - prev = &mp4->out; - - if (mp4->ftyp_atom.buf) { - *prev = &mp4->ftyp_atom; - prev = &mp4->ftyp_atom.next; - } - - *prev = &mp4->moov_atom; - prev = &mp4->moov_atom.next; - - if (mp4->mvhd_atom.buf) { - mp4->moov_size += mp4->mvhd_atom_buf.last - mp4->mvhd_atom_buf.pos; - *prev = &mp4->mvhd_atom; - prev = &mp4->mvhd_atom.next; - } - - start_offset = mp4->end; - end_offset = 0; - trak = mp4->trak.elts; - - for (i = 0; i < mp4->trak.nelts; i++) { - - if (ngx_http_mp4_update_stts_atom(mp4, &trak[i]) != NGX_OK) { - return NGX_ERROR; - } - - if (ngx_http_mp4_update_stss_atom(mp4, &trak[i]) != NGX_OK) { - return NGX_ERROR; - } - - ngx_http_mp4_update_ctts_atom(mp4, &trak[i]); - - if (ngx_http_mp4_update_stsc_atom(mp4, &trak[i]) != NGX_OK) { - return NGX_ERROR; - } - - if (ngx_http_mp4_update_stsz_atom(mp4, &trak[i]) != NGX_OK) { - return NGX_ERROR; - } - - if (trak[i].out[NGX_HTTP_MP4_CO64_DATA].buf) { - if (ngx_http_mp4_update_co64_atom(mp4, &trak[i]) != NGX_OK) { - return NGX_ERROR; - } - - } else { - if (ngx_http_mp4_update_stco_atom(mp4, &trak[i]) != NGX_OK) { - return NGX_ERROR; - } - } - - ngx_http_mp4_update_stbl_atom(mp4, &trak[i]); - ngx_http_mp4_update_minf_atom(mp4, &trak[i]); - trak[i].size += trak[i].mdhd_size; - trak[i].size += trak[i].hdlr_size; - ngx_http_mp4_update_mdia_atom(mp4, &trak[i]); - trak[i].size += trak[i].tkhd_size; - ngx_http_mp4_update_trak_atom(mp4, &trak[i]); - - mp4->moov_size += trak[i].size; - - if (start_offset > trak[i].start_offset) { - start_offset = trak[i].start_offset; - } - - if (end_offset < trak[i].end_offset) { - end_offset = trak[i].end_offset; - } - - *prev = &trak[i].out[NGX_HTTP_MP4_TRAK_ATOM]; - prev = &trak[i].out[NGX_HTTP_MP4_TRAK_ATOM].next; - - for (j = 0; j < NGX_HTTP_MP4_LAST_ATOM + 1; j++) { - if (trak[i].out[j].buf) { - *prev = &trak[i].out[j]; - prev = &trak[i].out[j].next; - } - } - } - - if (end_offset < start_offset) { - end_offset = start_offset; - } - - mp4->moov_size += 8; - - ngx_mp4_set_32value(mp4->moov_atom_header, mp4->moov_size); - ngx_mp4_set_atom_name(mp4->moov_atom_header, 'm', 'o', 'o', 'v'); - mp4->content_length += mp4->moov_size; - - *prev = &mp4->mdat_atom; - - if (start_offset > mp4->mdat_data.buf->file_last) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "start time is out mp4 mdat atom in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - adjustment = mp4->ftyp_size + mp4->moov_size - + ngx_http_mp4_update_mdat_atom(mp4, start_offset, end_offset) - - start_offset; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 adjustment:%O", adjustment); - - for (i = 0; i < mp4->trak.nelts; i++) { - if (trak[i].out[NGX_HTTP_MP4_CO64_DATA].buf) { - ngx_http_mp4_adjust_co64_atom(mp4, &trak[i], adjustment); - } else { - ngx_http_mp4_adjust_stco_atom(mp4, &trak[i], (int32_t) adjustment); - } - } - - return NGX_OK; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; -} ngx_mp4_atom_header_t; - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char size64[8]; -} ngx_mp4_atom_header64_t; - - -static ngx_int_t -ngx_http_mp4_read_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_atom_handler_t *atom, uint64_t atom_data_size) -{ - off_t end; - size_t atom_header_size; - u_char *atom_header, *atom_name; - uint64_t atom_size; - ngx_int_t rc; - ngx_uint_t n; - - end = mp4->offset + atom_data_size; - - while (mp4->offset < end) { - - if (ngx_http_mp4_read(mp4, sizeof(uint32_t)) != NGX_OK) { - return NGX_ERROR; - } - - atom_header = mp4->buffer_pos; - atom_size = ngx_mp4_get_32value(atom_header); - atom_header_size = sizeof(ngx_mp4_atom_header_t); - - if (atom_size == 0) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 atom end"); - return NGX_OK; - } - - if (atom_size < sizeof(ngx_mp4_atom_header_t)) { - - if (atom_size == 1) { - - if (ngx_http_mp4_read(mp4, sizeof(ngx_mp4_atom_header64_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - /* 64-bit atom size */ - atom_header = mp4->buffer_pos; - atom_size = ngx_mp4_get_64value(atom_header + 8); - atom_header_size = sizeof(ngx_mp4_atom_header64_t); - - } else { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 atom is too small:%uL", - mp4->file.name.data, atom_size); - return NGX_ERROR; - } - } - - if (ngx_http_mp4_read(mp4, sizeof(ngx_mp4_atom_header_t)) != NGX_OK) { - return NGX_ERROR; - } - - atom_header = mp4->buffer_pos; - atom_name = atom_header + sizeof(uint32_t); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 atom: %*s @%O:%uL", - (size_t) 4, atom_name, mp4->offset, atom_size); - - if (atom_size > (uint64_t) (NGX_MAX_OFF_T_VALUE - mp4->offset) - || mp4->offset + (off_t) atom_size > end) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 atom too large:%uL", - mp4->file.name.data, atom_size); - return NGX_ERROR; - } - - for (n = 0; atom[n].name; n++) { - - if (ngx_strncmp(atom_name, atom[n].name, 4) == 0) { - - ngx_mp4_atom_next(mp4, atom_header_size); - - rc = atom[n].handler(mp4, atom_size - atom_header_size); - if (rc != NGX_OK) { - return rc; - } - - goto next; - } - } - - ngx_mp4_atom_next(mp4, atom_size); - - next: - continue; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read(ngx_http_mp4_file_t *mp4, size_t size) -{ - ssize_t n; - - if (mp4->buffer_pos + size <= mp4->buffer_end) { - return NGX_OK; - } - - if (mp4->offset + (off_t) mp4->buffer_size > mp4->end) { - mp4->buffer_size = (size_t) (mp4->end - mp4->offset); - } - - if (mp4->buffer_size < size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 file truncated", mp4->file.name.data); - return NGX_ERROR; - } - - if (mp4->buffer == NULL) { - mp4->buffer = ngx_palloc(mp4->request->pool, mp4->buffer_size); - if (mp4->buffer == NULL) { - return NGX_ERROR; - } - - mp4->buffer_start = mp4->buffer; - } - - n = ngx_read_file(&mp4->file, mp4->buffer_start, mp4->buffer_size, - mp4->offset); - - if (n == NGX_ERROR) { - return NGX_ERROR; - } - - if ((size_t) n != mp4->buffer_size) { - ngx_log_error(NGX_LOG_CRIT, mp4->file.log, 0, - ngx_read_file_n " read only %z of %z from \"%s\"", - n, mp4->buffer_size, mp4->file.name.data); - return NGX_ERROR; - } - - mp4->buffer_pos = mp4->buffer_start; - mp4->buffer_end = mp4->buffer_start + mp4->buffer_size; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_ftyp_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *ftyp_atom; - size_t atom_size; - ngx_buf_t *atom; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 ftyp atom"); - - if (atom_data_size > 1024 - || ngx_mp4_atom_data(mp4) + (size_t) atom_data_size > mp4->buffer_end) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 ftyp atom is too large:%uL", - mp4->file.name.data, atom_data_size); - return NGX_ERROR; - } - - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - - ftyp_atom = ngx_palloc(mp4->request->pool, atom_size); - if (ftyp_atom == NULL) { - return NGX_ERROR; - } - - ngx_mp4_set_32value(ftyp_atom, atom_size); - ngx_mp4_set_atom_name(ftyp_atom, 'f', 't', 'y', 'p'); - - /* - * only moov atom content is guaranteed to be in mp4->buffer - * during sending response, so ftyp atom content should be copied - */ - ngx_memcpy(ftyp_atom + sizeof(ngx_mp4_atom_header_t), - ngx_mp4_atom_data(mp4), (size_t) atom_data_size); - - atom = &mp4->ftyp_atom_buf; - atom->temporary = 1; - atom->pos = ftyp_atom; - atom->last = ftyp_atom + atom_size; - - mp4->ftyp_atom.buf = atom; - mp4->ftyp_size = atom_size; - mp4->content_length = atom_size; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -/* - * Small excess buffer to process atoms after moov atom, mp4->buffer_start - * will be set to this buffer part after moov atom processing. - */ -#define NGX_HTTP_MP4_MOOV_BUFFER_EXCESS (4 * 1024) - -static ngx_int_t -ngx_http_mp4_read_moov_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - ngx_int_t rc; - ngx_uint_t no_mdat; - ngx_buf_t *atom; - ngx_http_mp4_conf_t *conf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 moov atom"); - - no_mdat = (mp4->mdat_atom.buf == NULL); - - if (no_mdat && mp4->start == 0 && mp4->length == 0) { - /* - * send original file if moov atom resides before - * mdat atom and client requests integral file - */ - return NGX_DECLINED; - } - - conf = ngx_http_get_module_loc_conf(mp4->request, ngx_http_mp4_module); - - if (atom_data_size > mp4->buffer_size) { - - if (atom_data_size > conf->max_buffer_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 moov atom is too large:%uL, " - "you may want to increase mp4_max_buffer_size", - mp4->file.name.data, atom_data_size); - return NGX_ERROR; - } - - ngx_pfree(mp4->request->pool, mp4->buffer); - mp4->buffer = NULL; - mp4->buffer_pos = NULL; - mp4->buffer_end = NULL; - - mp4->buffer_size = (size_t) atom_data_size - + NGX_HTTP_MP4_MOOV_BUFFER_EXCESS * no_mdat; - } - - if (ngx_http_mp4_read(mp4, (size_t) atom_data_size) != NGX_OK) { - return NGX_ERROR; - } - - mp4->trak.elts = &mp4->traks; - mp4->trak.size = sizeof(ngx_http_mp4_trak_t); - mp4->trak.nalloc = 2; - mp4->trak.pool = mp4->request->pool; - - atom = &mp4->moov_atom_buf; - atom->temporary = 1; - atom->pos = mp4->moov_atom_header; - atom->last = mp4->moov_atom_header + 8; - - mp4->moov_atom.buf = &mp4->moov_atom_buf; - - rc = ngx_http_mp4_read_atom(mp4, ngx_http_mp4_moov_atoms, atom_data_size); - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 moov atom done"); - - if (no_mdat) { - mp4->buffer_start = mp4->buffer_pos; - mp4->buffer_size = NGX_HTTP_MP4_MOOV_BUFFER_EXCESS; - - if (mp4->buffer_start + mp4->buffer_size > mp4->buffer_end) { - mp4->buffer = NULL; - mp4->buffer_pos = NULL; - mp4->buffer_end = NULL; - } - - } else { - /* skip atoms after moov atom */ - mp4->offset = mp4->end; - } - - return rc; -} - - -static ngx_int_t -ngx_http_mp4_read_mdat_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - ngx_buf_t *data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 mdat atom"); - - data = &mp4->mdat_data_buf; - data->file = &mp4->file; - data->in_file = 1; - data->last_buf = (mp4->request == mp4->request->main) ? 1 : 0; - data->last_in_chain = 1; - data->file_last = mp4->offset + atom_data_size; - - mp4->mdat_atom.buf = &mp4->mdat_atom_buf; - mp4->mdat_atom.next = &mp4->mdat_data; - mp4->mdat_data.buf = data; - - if (mp4->trak.nelts) { - /* skip atoms after mdat atom */ - mp4->offset = mp4->end; - - } else { - ngx_mp4_atom_next(mp4, atom_data_size); - } - - return NGX_OK; -} - - -static size_t -ngx_http_mp4_update_mdat_atom(ngx_http_mp4_file_t *mp4, off_t start_offset, - off_t end_offset) -{ - off_t atom_data_size; - u_char *atom_header; - uint32_t atom_header_size; - uint64_t atom_size; - ngx_buf_t *atom; - - atom_data_size = end_offset - start_offset; - mp4->mdat_data.buf->file_pos = start_offset; - mp4->mdat_data.buf->file_last = end_offset; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mdat new offset @%O:%O", start_offset, atom_data_size); - - atom_header = mp4->mdat_atom_header; - - if ((uint64_t) atom_data_size - > (uint64_t) 0xffffffff - sizeof(ngx_mp4_atom_header_t)) - { - atom_size = 1; - atom_header_size = sizeof(ngx_mp4_atom_header64_t); - ngx_mp4_set_64value(atom_header + sizeof(ngx_mp4_atom_header_t), - sizeof(ngx_mp4_atom_header64_t) + atom_data_size); - } else { - atom_size = sizeof(ngx_mp4_atom_header_t) + atom_data_size; - atom_header_size = sizeof(ngx_mp4_atom_header_t); - } - - mp4->content_length += atom_header_size + atom_data_size; - - ngx_mp4_set_32value(atom_header, atom_size); - ngx_mp4_set_atom_name(atom_header, 'm', 'd', 'a', 't'); - - atom = &mp4->mdat_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_header_size; - - return atom_header_size; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char creation_time[4]; - u_char modification_time[4]; - u_char timescale[4]; - u_char duration[4]; - u_char rate[4]; - u_char volume[2]; - u_char reserved[10]; - u_char matrix[36]; - u_char preview_time[4]; - u_char preview_duration[4]; - u_char poster_time[4]; - u_char selection_time[4]; - u_char selection_duration[4]; - u_char current_time[4]; - u_char next_track_id[4]; -} ngx_mp4_mvhd_atom_t; - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char creation_time[8]; - u_char modification_time[8]; - u_char timescale[4]; - u_char duration[8]; - u_char rate[4]; - u_char volume[2]; - u_char reserved[10]; - u_char matrix[36]; - u_char preview_time[4]; - u_char preview_duration[4]; - u_char poster_time[4]; - u_char selection_time[4]; - u_char selection_duration[4]; - u_char current_time[4]; - u_char next_track_id[4]; -} ngx_mp4_mvhd64_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_mvhd_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - uint32_t timescale; - uint64_t duration, start_time, length_time; - ngx_buf_t *atom; - ngx_mp4_mvhd_atom_t *mvhd_atom; - ngx_mp4_mvhd64_atom_t *mvhd64_atom; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 mvhd atom"); - - atom_header = ngx_mp4_atom_header(mp4); - mvhd_atom = (ngx_mp4_mvhd_atom_t *) atom_header; - mvhd64_atom = (ngx_mp4_mvhd64_atom_t *) atom_header; - ngx_mp4_set_atom_name(atom_header, 'm', 'v', 'h', 'd'); - - if (ngx_mp4_atom_data_size(ngx_mp4_mvhd_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 mvhd atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - if (mvhd_atom->version[0] == 0) { - /* version 0: 32-bit duration */ - timescale = ngx_mp4_get_32value(mvhd_atom->timescale); - duration = ngx_mp4_get_32value(mvhd_atom->duration); - - } else { - /* version 1: 64-bit duration */ - - if (ngx_mp4_atom_data_size(ngx_mp4_mvhd64_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 mvhd atom too small", - mp4->file.name.data); - return NGX_ERROR; - } - - timescale = ngx_mp4_get_32value(mvhd64_atom->timescale); - duration = ngx_mp4_get_64value(mvhd64_atom->duration); - } - - mp4->timescale = timescale; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mvhd timescale:%uD, duration:%uL, time:%.3fs", - timescale, duration, (double) duration / timescale); - - start_time = (uint64_t) mp4->start * timescale / 1000; - - if (duration < start_time) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 start time exceeds file duration", - mp4->file.name.data); - return NGX_ERROR; - } - - duration -= start_time; - - if (mp4->length) { - length_time = (uint64_t) mp4->length * timescale / 1000; - - if (duration > length_time) { - duration = length_time; - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mvhd new duration:%uL, time:%.3fs", - duration, (double) duration / timescale); - - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - ngx_mp4_set_32value(mvhd_atom->size, atom_size); - - if (mvhd_atom->version[0] == 0) { - ngx_mp4_set_32value(mvhd_atom->duration, duration); - - } else { - ngx_mp4_set_64value(mvhd64_atom->duration, duration); - } - - atom = &mp4->mvhd_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - mp4->mvhd_atom.buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_trak_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_end; - off_t atom_file_end; - ngx_int_t rc; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 trak atom"); - - trak = ngx_array_push(&mp4->trak); - if (trak == NULL) { - return NGX_ERROR; - } - - ngx_memzero(trak, sizeof(ngx_http_mp4_trak_t)); - - atom_header = ngx_mp4_atom_header(mp4); - ngx_mp4_set_atom_name(atom_header, 't', 'r', 'a', 'k'); - - atom = &trak->trak_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + sizeof(ngx_mp4_atom_header_t); - - trak->out[NGX_HTTP_MP4_TRAK_ATOM].buf = atom; - - atom_end = mp4->buffer_pos + (size_t) atom_data_size; - atom_file_end = mp4->offset + atom_data_size; - - rc = ngx_http_mp4_read_atom(mp4, ngx_http_mp4_trak_atoms, atom_data_size); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 trak atom: %i", rc); - - if (rc == NGX_DECLINED) { - /* skip this trak */ - ngx_memzero(trak, sizeof(ngx_http_mp4_trak_t)); - mp4->trak.nelts--; - mp4->buffer_pos = atom_end; - mp4->offset = atom_file_end; - return NGX_OK; - } - - return rc; -} - - -static void -ngx_http_mp4_update_trak_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - ngx_buf_t *atom; - - trak->size += sizeof(ngx_mp4_atom_header_t); - atom = &trak->trak_atom_buf; - ngx_mp4_set_32value(atom->pos, trak->size); -} - - -static ngx_int_t -ngx_http_mp4_read_cmov_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 compressed moov atom (cmov) is not supported", - mp4->file.name.data); - - return NGX_ERROR; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char creation_time[4]; - u_char modification_time[4]; - u_char track_id[4]; - u_char reserved1[4]; - u_char duration[4]; - u_char reserved2[8]; - u_char layer[2]; - u_char group[2]; - u_char volume[2]; - u_char reserved3[2]; - u_char matrix[36]; - u_char width[4]; - u_char height[4]; -} ngx_mp4_tkhd_atom_t; - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char creation_time[8]; - u_char modification_time[8]; - u_char track_id[4]; - u_char reserved1[4]; - u_char duration[8]; - u_char reserved2[8]; - u_char layer[2]; - u_char group[2]; - u_char volume[2]; - u_char reserved3[2]; - u_char matrix[36]; - u_char width[4]; - u_char height[4]; -} ngx_mp4_tkhd64_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_tkhd_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - uint64_t duration, start_time, length_time; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - ngx_mp4_tkhd_atom_t *tkhd_atom; - ngx_mp4_tkhd64_atom_t *tkhd64_atom; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 tkhd atom"); - - atom_header = ngx_mp4_atom_header(mp4); - tkhd_atom = (ngx_mp4_tkhd_atom_t *) atom_header; - tkhd64_atom = (ngx_mp4_tkhd64_atom_t *) atom_header; - ngx_mp4_set_atom_name(tkhd_atom, 't', 'k', 'h', 'd'); - - if (ngx_mp4_atom_data_size(ngx_mp4_tkhd_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 tkhd atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - if (tkhd_atom->version[0] == 0) { - /* version 0: 32-bit duration */ - duration = ngx_mp4_get_32value(tkhd_atom->duration); - - } else { - /* version 1: 64-bit duration */ - - if (ngx_mp4_atom_data_size(ngx_mp4_tkhd64_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 tkhd atom too small", - mp4->file.name.data); - return NGX_ERROR; - } - - duration = ngx_mp4_get_64value(tkhd64_atom->duration); - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "tkhd duration:%uL, time:%.3fs", - duration, (double) duration / mp4->timescale); - - start_time = (uint64_t) mp4->start * mp4->timescale / 1000; - - if (duration <= start_time) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "tkhd duration is less than start time"); - return NGX_DECLINED; - } - - duration -= start_time; - - if (mp4->length) { - length_time = (uint64_t) mp4->length * mp4->timescale / 1000; - - if (duration > length_time) { - duration = length_time; - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "tkhd new duration:%uL, time:%.3fs", - duration, (double) duration / mp4->timescale); - - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - - trak = ngx_mp4_last_trak(mp4); - trak->tkhd_size = atom_size; - - ngx_mp4_set_32value(tkhd_atom->size, atom_size); - - if (tkhd_atom->version[0] == 0) { - ngx_mp4_set_32value(tkhd_atom->duration, duration); - - } else { - ngx_mp4_set_64value(tkhd64_atom->duration, duration); - } - - atom = &trak->tkhd_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - trak->out[NGX_HTTP_MP4_TKHD_ATOM].buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_mdia_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "process mdia atom"); - - atom_header = ngx_mp4_atom_header(mp4); - ngx_mp4_set_atom_name(atom_header, 'm', 'd', 'i', 'a'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->mdia_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + sizeof(ngx_mp4_atom_header_t); - - trak->out[NGX_HTTP_MP4_MDIA_ATOM].buf = atom; - - return ngx_http_mp4_read_atom(mp4, ngx_http_mp4_mdia_atoms, atom_data_size); -} - - -static void -ngx_http_mp4_update_mdia_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - ngx_buf_t *atom; - - trak->size += sizeof(ngx_mp4_atom_header_t); - atom = &trak->mdia_atom_buf; - ngx_mp4_set_32value(atom->pos, trak->size); -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char creation_time[4]; - u_char modification_time[4]; - u_char timescale[4]; - u_char duration[4]; - u_char language[2]; - u_char quality[2]; -} ngx_mp4_mdhd_atom_t; - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char creation_time[8]; - u_char modification_time[8]; - u_char timescale[4]; - u_char duration[8]; - u_char language[2]; - u_char quality[2]; -} ngx_mp4_mdhd64_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_mdhd_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - uint32_t timescale; - uint64_t duration, start_time, length_time; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - ngx_mp4_mdhd_atom_t *mdhd_atom; - ngx_mp4_mdhd64_atom_t *mdhd64_atom; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 mdhd atom"); - - atom_header = ngx_mp4_atom_header(mp4); - mdhd_atom = (ngx_mp4_mdhd_atom_t *) atom_header; - mdhd64_atom = (ngx_mp4_mdhd64_atom_t *) atom_header; - ngx_mp4_set_atom_name(mdhd_atom, 'm', 'd', 'h', 'd'); - - if (ngx_mp4_atom_data_size(ngx_mp4_mdhd_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 mdhd atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - if (mdhd_atom->version[0] == 0) { - /* version 0: everything is 32-bit */ - timescale = ngx_mp4_get_32value(mdhd_atom->timescale); - duration = ngx_mp4_get_32value(mdhd_atom->duration); - - } else { - /* version 1: 64-bit duration and 32-bit timescale */ - - if (ngx_mp4_atom_data_size(ngx_mp4_mdhd64_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 mdhd atom too small", - mp4->file.name.data); - return NGX_ERROR; - } - - timescale = ngx_mp4_get_32value(mdhd64_atom->timescale); - duration = ngx_mp4_get_64value(mdhd64_atom->duration); - } - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mdhd timescale:%uD, duration:%uL, time:%.3fs", - timescale, duration, (double) duration / timescale); - - start_time = (uint64_t) mp4->start * timescale / 1000; - - if (duration <= start_time) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mdhd duration is less than start time"); - return NGX_DECLINED; - } - - duration -= start_time; - - if (mp4->length) { - length_time = (uint64_t) mp4->length * timescale / 1000; - - if (duration > length_time) { - duration = length_time; - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mdhd new duration:%uL, time:%.3fs", - duration, (double) duration / timescale); - - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - - trak = ngx_mp4_last_trak(mp4); - trak->mdhd_size = atom_size; - trak->timescale = timescale; - - ngx_mp4_set_32value(mdhd_atom->size, atom_size); - - if (mdhd_atom->version[0] == 0) { - ngx_mp4_set_32value(mdhd_atom->duration, duration); - - } else { - ngx_mp4_set_64value(mdhd64_atom->duration, duration); - } - - atom = &trak->mdhd_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - trak->out[NGX_HTTP_MP4_MDHD_ATOM].buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_hdlr_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 hdlr atom"); - - atom_header = ngx_mp4_atom_header(mp4); - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - ngx_mp4_set_32value(atom_header, atom_size); - ngx_mp4_set_atom_name(atom_header, 'h', 'd', 'l', 'r'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->hdlr_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - trak->hdlr_size = atom_size; - trak->out[NGX_HTTP_MP4_HDLR_ATOM].buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_minf_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "process minf atom"); - - atom_header = ngx_mp4_atom_header(mp4); - ngx_mp4_set_atom_name(atom_header, 'm', 'i', 'n', 'f'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->minf_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + sizeof(ngx_mp4_atom_header_t); - - trak->out[NGX_HTTP_MP4_MINF_ATOM].buf = atom; - - return ngx_http_mp4_read_atom(mp4, ngx_http_mp4_minf_atoms, atom_data_size); -} - - -static void -ngx_http_mp4_update_minf_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - ngx_buf_t *atom; - - trak->size += sizeof(ngx_mp4_atom_header_t) - + trak->vmhd_size - + trak->smhd_size - + trak->dinf_size; - atom = &trak->minf_atom_buf; - ngx_mp4_set_32value(atom->pos, trak->size); -} - - -static ngx_int_t -ngx_http_mp4_read_vmhd_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 vmhd atom"); - - atom_header = ngx_mp4_atom_header(mp4); - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - ngx_mp4_set_32value(atom_header, atom_size); - ngx_mp4_set_atom_name(atom_header, 'v', 'm', 'h', 'd'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->vmhd_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - trak->vmhd_size += atom_size; - trak->out[NGX_HTTP_MP4_VMHD_ATOM].buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_smhd_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 smhd atom"); - - atom_header = ngx_mp4_atom_header(mp4); - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - ngx_mp4_set_32value(atom_header, atom_size); - ngx_mp4_set_atom_name(atom_header, 's', 'm', 'h', 'd'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->smhd_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - trak->smhd_size += atom_size; - trak->out[NGX_HTTP_MP4_SMHD_ATOM].buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_dinf_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - size_t atom_size; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 dinf atom"); - - atom_header = ngx_mp4_atom_header(mp4); - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - ngx_mp4_set_32value(atom_header, atom_size); - ngx_mp4_set_atom_name(atom_header, 'd', 'i', 'n', 'f'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->dinf_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + atom_size; - - trak->dinf_size += atom_size; - trak->out[NGX_HTTP_MP4_DINF_ATOM].buf = atom; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_read_stbl_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header; - ngx_buf_t *atom; - ngx_http_mp4_trak_t *trak; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "process stbl atom"); - - atom_header = ngx_mp4_atom_header(mp4); - ngx_mp4_set_atom_name(atom_header, 's', 't', 'b', 'l'); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->stbl_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_header + sizeof(ngx_mp4_atom_header_t); - - trak->out[NGX_HTTP_MP4_STBL_ATOM].buf = atom; - - return ngx_http_mp4_read_atom(mp4, ngx_http_mp4_stbl_atoms, atom_data_size); -} - - -static void -ngx_http_mp4_update_stbl_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - ngx_buf_t *atom; - - trak->size += sizeof(ngx_mp4_atom_header_t); - atom = &trak->stbl_atom_buf; - ngx_mp4_set_32value(atom->pos, trak->size); -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; - - u_char media_size[4]; - u_char media_name[4]; -} ngx_mp4_stsd_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_stsd_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table; - size_t atom_size; - ngx_buf_t *atom; - ngx_mp4_stsd_atom_t *stsd_atom; - ngx_http_mp4_trak_t *trak; - - /* sample description atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 stsd atom"); - - atom_header = ngx_mp4_atom_header(mp4); - stsd_atom = (ngx_mp4_stsd_atom_t *) atom_header; - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - atom_table = atom_header + atom_size; - ngx_mp4_set_32value(stsd_atom->size, atom_size); - ngx_mp4_set_atom_name(stsd_atom, 's', 't', 's', 'd'); - - if (ngx_mp4_atom_data_size(ngx_mp4_stsd_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stsd atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "stsd entries:%uD, media:%*s", - ngx_mp4_get_32value(stsd_atom->entries), - (size_t) 4, stsd_atom->media_name); - - trak = ngx_mp4_last_trak(mp4); - - atom = &trak->stsd_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - trak->out[NGX_HTTP_MP4_STSD_ATOM].buf = atom; - trak->size += atom_size; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; -} ngx_mp4_stts_atom_t; - -typedef struct { - u_char count[4]; - u_char duration[4]; -} ngx_mp4_stts_entry_t; - - -static ngx_int_t -ngx_http_mp4_read_stts_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_stts_atom_t *stts_atom; - ngx_http_mp4_trak_t *trak; - - /* time-to-sample atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 stts atom"); - - atom_header = ngx_mp4_atom_header(mp4); - stts_atom = (ngx_mp4_stts_atom_t *) atom_header; - ngx_mp4_set_atom_name(stts_atom, 's', 't', 't', 's'); - - if (ngx_mp4_atom_data_size(ngx_mp4_stts_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stts atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - entries = ngx_mp4_get_32value(stts_atom->entries); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 time-to-sample entries:%uD", entries); - - if (ngx_mp4_atom_data_size(ngx_mp4_stts_atom_t) - + entries * sizeof(ngx_mp4_stts_entry_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stts atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - atom_table = atom_header + sizeof(ngx_mp4_stts_atom_t); - atom_end = atom_table + entries * sizeof(ngx_mp4_stts_entry_t); - - trak = ngx_mp4_last_trak(mp4); - trak->time_to_sample_entries = entries; - - atom = &trak->stts_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - data = &trak->stts_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_STTS_ATOM].buf = atom; - trak->out[NGX_HTTP_MP4_STTS_DATA].buf = data; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_update_stts_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - ngx_buf_t *atom, *data; - ngx_mp4_stts_atom_t *stts_atom; - - /* - * mdia.minf.stbl.stts updating requires trak->timescale - * from mdia.mdhd atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stts atom update"); - - data = trak->out[NGX_HTTP_MP4_STTS_DATA].buf; - - if (data == NULL) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "no mp4 stts atoms were found in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - if (ngx_http_mp4_crop_stts_data(mp4, trak, 1) != NGX_OK) { - return NGX_ERROR; - } - - if (ngx_http_mp4_crop_stts_data(mp4, trak, 0) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "time-to-sample entries:%uD", trak->time_to_sample_entries); - - atom_size = sizeof(ngx_mp4_stts_atom_t) + (data->last - data->pos); - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_STTS_ATOM].buf; - stts_atom = (ngx_mp4_stts_atom_t *) atom->pos; - ngx_mp4_set_32value(stts_atom->size, atom_size); - ngx_mp4_set_32value(stts_atom->entries, trak->time_to_sample_entries); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_crop_stts_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start) -{ - uint32_t count, duration, rest; - uint64_t start_time; - ngx_buf_t *data; - ngx_uint_t start_sample, entries, start_sec; - ngx_mp4_stts_entry_t *entry, *end; - - if (start) { - start_sec = mp4->start; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stts crop start_time:%ui", start_sec); - - } else if (mp4->length) { - start_sec = mp4->length; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stts crop end_time:%ui", start_sec); - - } else { - return NGX_OK; - } - - data = trak->out[NGX_HTTP_MP4_STTS_DATA].buf; - - start_time = (uint64_t) start_sec * trak->timescale / 1000; - - entries = trak->time_to_sample_entries; - start_sample = 0; - entry = (ngx_mp4_stts_entry_t *) data->pos; - end = (ngx_mp4_stts_entry_t *) data->last; - - while (entry < end) { - count = ngx_mp4_get_32value(entry->count); - duration = ngx_mp4_get_32value(entry->duration); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "time:%uL, count:%uD, duration:%uD", - start_time, count, duration); - - if (start_time < (uint64_t) count * duration) { - start_sample += (ngx_uint_t) (start_time / duration); - rest = (uint32_t) (start_time / duration); - goto found; - } - - start_sample += count; - start_time -= count * duration; - entries--; - entry++; - } - - if (start) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "start time is out mp4 stts samples in \"%s\"", - mp4->file.name.data); - - return NGX_ERROR; - - } else { - trak->end_sample = trak->start_sample + start_sample; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "end_sample:%ui", trak->end_sample); - - return NGX_OK; - } - -found: - - if (start) { - ngx_mp4_set_32value(entry->count, count - rest); - data->pos = (u_char *) entry; - trak->time_to_sample_entries = entries; - trak->start_sample = start_sample; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "start_sample:%ui, new count:%uD", - trak->start_sample, count - rest); - - } else { - ngx_mp4_set_32value(entry->count, rest); - data->last = (u_char *) (entry + 1); - trak->time_to_sample_entries -= entries - 1; - trak->end_sample = trak->start_sample + start_sample; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "end_sample:%ui, new count:%uD", - trak->end_sample, rest); - } - - return NGX_OK; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; -} ngx_http_mp4_stss_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_stss_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_http_mp4_trak_t *trak; - ngx_http_mp4_stss_atom_t *stss_atom; - - /* sync samples atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 stss atom"); - - atom_header = ngx_mp4_atom_header(mp4); - stss_atom = (ngx_http_mp4_stss_atom_t *) atom_header; - ngx_mp4_set_atom_name(stss_atom, 's', 't', 's', 's'); - - if (ngx_mp4_atom_data_size(ngx_http_mp4_stss_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stss atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - entries = ngx_mp4_get_32value(stss_atom->entries); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sync sample entries:%uD", entries); - - trak = ngx_mp4_last_trak(mp4); - trak->sync_samples_entries = entries; - - atom_table = atom_header + sizeof(ngx_http_mp4_stss_atom_t); - - atom = &trak->stss_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - if (ngx_mp4_atom_data_size(ngx_http_mp4_stss_atom_t) - + entries * sizeof(uint32_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stss atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - atom_end = atom_table + entries * sizeof(uint32_t); - - data = &trak->stss_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_STSS_ATOM].buf = atom; - trak->out[NGX_HTTP_MP4_STSS_DATA].buf = data; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_update_stss_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - uint32_t sample, start_sample, *entry, *end; - ngx_buf_t *atom, *data; - ngx_http_mp4_stss_atom_t *stss_atom; - - /* - * mdia.minf.stbl.stss updating requires trak->start_sample - * from mdia.minf.stbl.stts which depends on value from mdia.mdhd - * atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stss atom update"); - - data = trak->out[NGX_HTTP_MP4_STSS_DATA].buf; - - if (data == NULL) { - return NGX_OK; - } - - ngx_http_mp4_crop_stss_data(mp4, trak, 1); - ngx_http_mp4_crop_stss_data(mp4, trak, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sync sample entries:%uD", trak->sync_samples_entries); - - if (trak->sync_samples_entries) { - entry = (uint32_t *) data->pos; - end = (uint32_t *) data->last; - - start_sample = trak->start_sample; - - while (entry < end) { - sample = ngx_mp4_get_32value(entry); - sample -= start_sample; - ngx_mp4_set_32value(entry, sample); - entry++; - } - - } else { - trak->out[NGX_HTTP_MP4_STSS_DATA].buf = NULL; - } - - atom_size = sizeof(ngx_http_mp4_stss_atom_t) + (data->last - data->pos); - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_STSS_ATOM].buf; - stss_atom = (ngx_http_mp4_stss_atom_t *) atom->pos; - - ngx_mp4_set_32value(stss_atom->size, atom_size); - ngx_mp4_set_32value(stss_atom->entries, trak->sync_samples_entries); - - return NGX_OK; -} - - -static void -ngx_http_mp4_crop_stss_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start) -{ - uint32_t sample, start_sample, *entry, *end; - ngx_buf_t *data; - ngx_uint_t entries; - - /* sync samples starts from 1 */ - - if (start) { - start_sample = trak->start_sample + 1; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stss crop start_sample:%uD", start_sample); - - } else if (mp4->length) { - start_sample = trak->end_sample + 1; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stss crop end_sample:%uD", start_sample); - - } else { - return; - } - - data = trak->out[NGX_HTTP_MP4_STSS_DATA].buf; - - entries = trak->sync_samples_entries; - entry = (uint32_t *) data->pos; - end = (uint32_t *) data->last; - - while (entry < end) { - sample = ngx_mp4_get_32value(entry); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sync:%uD", sample); - - if (sample >= start_sample) { - goto found; - } - - entries--; - entry++; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample is out of mp4 stss atom"); - -found: - - if (start) { - data->pos = (u_char *) entry; - trak->sync_samples_entries = entries; - - } else { - data->last = (u_char *) entry; - trak->sync_samples_entries -= entries; - } -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; -} ngx_mp4_ctts_atom_t; - -typedef struct { - u_char count[4]; - u_char offset[4]; -} ngx_mp4_ctts_entry_t; - - -static ngx_int_t -ngx_http_mp4_read_ctts_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_ctts_atom_t *ctts_atom; - ngx_http_mp4_trak_t *trak; - - /* composition offsets atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 ctts atom"); - - atom_header = ngx_mp4_atom_header(mp4); - ctts_atom = (ngx_mp4_ctts_atom_t *) atom_header; - ngx_mp4_set_atom_name(ctts_atom, 'c', 't', 't', 's'); - - if (ngx_mp4_atom_data_size(ngx_mp4_ctts_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 ctts atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - entries = ngx_mp4_get_32value(ctts_atom->entries); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "composition offset entries:%uD", entries); - - trak = ngx_mp4_last_trak(mp4); - trak->composition_offset_entries = entries; - - atom_table = atom_header + sizeof(ngx_mp4_ctts_atom_t); - - atom = &trak->ctts_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - if (ngx_mp4_atom_data_size(ngx_mp4_ctts_atom_t) - + entries * sizeof(ngx_mp4_ctts_entry_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 ctts atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - atom_end = atom_table + entries * sizeof(ngx_mp4_ctts_entry_t); - - data = &trak->ctts_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_CTTS_ATOM].buf = atom; - trak->out[NGX_HTTP_MP4_CTTS_DATA].buf = data; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static void -ngx_http_mp4_update_ctts_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - ngx_buf_t *atom, *data; - ngx_mp4_ctts_atom_t *ctts_atom; - - /* - * mdia.minf.stbl.ctts updating requires trak->start_sample - * from mdia.minf.stbl.stts which depends on value from mdia.mdhd - * atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 ctts atom update"); - - data = trak->out[NGX_HTTP_MP4_CTTS_DATA].buf; - - if (data == NULL) { - return; - } - - ngx_http_mp4_crop_ctts_data(mp4, trak, 1); - ngx_http_mp4_crop_ctts_data(mp4, trak, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "composition offset entries:%uD", - trak->composition_offset_entries); - - if (trak->composition_offset_entries == 0) { - trak->out[NGX_HTTP_MP4_CTTS_ATOM].buf = NULL; - trak->out[NGX_HTTP_MP4_CTTS_DATA].buf = NULL; - return; - } - - atom_size = sizeof(ngx_mp4_ctts_atom_t) + (data->last - data->pos); - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_CTTS_ATOM].buf; - ctts_atom = (ngx_mp4_ctts_atom_t *) atom->pos; - - ngx_mp4_set_32value(ctts_atom->size, atom_size); - ngx_mp4_set_32value(ctts_atom->entries, trak->composition_offset_entries); - - return; -} - - -static void -ngx_http_mp4_crop_ctts_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start) -{ - uint32_t count, start_sample, rest; - ngx_buf_t *data; - ngx_uint_t entries; - ngx_mp4_ctts_entry_t *entry, *end; - - /* sync samples starts from 1 */ - - if (start) { - start_sample = trak->start_sample + 1; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 ctts crop start_sample:%uD", start_sample); - - } else if (mp4->length) { - start_sample = trak->end_sample - trak->start_sample + 1; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 ctts crop end_sample:%uD", start_sample); - - } else { - return; - } - - data = trak->out[NGX_HTTP_MP4_CTTS_DATA].buf; - - entries = trak->composition_offset_entries; - entry = (ngx_mp4_ctts_entry_t *) data->pos; - end = (ngx_mp4_ctts_entry_t *) data->last; - - while (entry < end) { - count = ngx_mp4_get_32value(entry->count); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample:%uD, count:%uD, offset:%uD", - start_sample, count, ngx_mp4_get_32value(entry->offset)); - - if (start_sample <= count) { - rest = start_sample - 1; - goto found; - } - - start_sample -= count; - entries--; - entry++; - } - - if (start) { - data->pos = (u_char *) end; - trak->composition_offset_entries = 0; - } - - return; - -found: - - if (start) { - ngx_mp4_set_32value(entry->count, count - rest); - data->pos = (u_char *) entry; - trak->composition_offset_entries = entries; - - } else { - ngx_mp4_set_32value(entry->count, rest); - data->last = (u_char *) (entry + 1); - trak->composition_offset_entries -= entries - 1; - } -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; -} ngx_mp4_stsc_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_stsc_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_stsc_atom_t *stsc_atom; - ngx_http_mp4_trak_t *trak; - - /* sample-to-chunk atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 stsc atom"); - - atom_header = ngx_mp4_atom_header(mp4); - stsc_atom = (ngx_mp4_stsc_atom_t *) atom_header; - ngx_mp4_set_atom_name(stsc_atom, 's', 't', 's', 'c'); - - if (ngx_mp4_atom_data_size(ngx_mp4_stsc_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stsc atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - entries = ngx_mp4_get_32value(stsc_atom->entries); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample-to-chunk entries:%uD", entries); - - if (ngx_mp4_atom_data_size(ngx_mp4_stsc_atom_t) - + entries * sizeof(ngx_mp4_stsc_entry_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stsc atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - atom_table = atom_header + sizeof(ngx_mp4_stsc_atom_t); - atom_end = atom_table + entries * sizeof(ngx_mp4_stsc_entry_t); - - trak = ngx_mp4_last_trak(mp4); - trak->sample_to_chunk_entries = entries; - - atom = &trak->stsc_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - data = &trak->stsc_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_STSC_ATOM].buf = atom; - trak->out[NGX_HTTP_MP4_STSC_DATA].buf = data; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_update_stsc_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - uint32_t chunk; - ngx_buf_t *atom, *data; - ngx_mp4_stsc_atom_t *stsc_atom; - ngx_mp4_stsc_entry_t *entry, *end; - - /* - * mdia.minf.stbl.stsc updating requires trak->start_sample - * from mdia.minf.stbl.stts which depends on value from mdia.mdhd - * atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stsc atom update"); - - data = trak->out[NGX_HTTP_MP4_STSC_DATA].buf; - - if (data == NULL) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "no mp4 stsc atoms were found in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - if (trak->sample_to_chunk_entries == 0) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "zero number of entries in stsc atom in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - if (ngx_http_mp4_crop_stsc_data(mp4, trak, 1) != NGX_OK) { - return NGX_ERROR; - } - - if (ngx_http_mp4_crop_stsc_data(mp4, trak, 0) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample-to-chunk entries:%uD", - trak->sample_to_chunk_entries); - - entry = (ngx_mp4_stsc_entry_t *) data->pos; - end = (ngx_mp4_stsc_entry_t *) data->last; - - while (entry < end) { - chunk = ngx_mp4_get_32value(entry->chunk); - chunk -= trak->start_chunk; - ngx_mp4_set_32value(entry->chunk, chunk); - entry++; - } - - atom_size = sizeof(ngx_mp4_stsc_atom_t) - + trak->sample_to_chunk_entries * sizeof(ngx_mp4_stsc_entry_t); - - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_STSC_ATOM].buf; - stsc_atom = (ngx_mp4_stsc_atom_t *) atom->pos; - - ngx_mp4_set_32value(stsc_atom->size, atom_size); - ngx_mp4_set_32value(stsc_atom->entries, trak->sample_to_chunk_entries); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_crop_stsc_data(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, ngx_uint_t start) -{ - uint32_t start_sample, chunk, samples, id, next_chunk, n, - prev_samples; - ngx_buf_t *data, *buf; - ngx_uint_t entries, target_chunk, chunk_samples; - ngx_mp4_stsc_entry_t *entry, *end, *first; - - entries = trak->sample_to_chunk_entries - 1; - - if (start) { - start_sample = (uint32_t) trak->start_sample; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stsc crop start_sample:%uD", start_sample); - - } else if (mp4->length) { - start_sample = (uint32_t) (trak->end_sample - trak->start_sample); - samples = 0; - - data = trak->out[NGX_HTTP_MP4_STSC_START].buf; - - if (data) { - entry = (ngx_mp4_stsc_entry_t *) data->pos; - samples = ngx_mp4_get_32value(entry->samples); - entries--; - - if (samples > start_sample) { - samples = start_sample; - ngx_mp4_set_32value(entry->samples, samples); - } - - start_sample -= samples; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stsc crop end_sample:%uD, ext_samples:%uD", - start_sample, samples); - - } else { - return NGX_OK; - } - - data = trak->out[NGX_HTTP_MP4_STSC_DATA].buf; - - entry = (ngx_mp4_stsc_entry_t *) data->pos; - end = (ngx_mp4_stsc_entry_t *) data->last; - - chunk = ngx_mp4_get_32value(entry->chunk); - samples = ngx_mp4_get_32value(entry->samples); - id = ngx_mp4_get_32value(entry->id); - prev_samples = 0; - entry++; - - while (entry < end) { - - next_chunk = ngx_mp4_get_32value(entry->chunk); - - ngx_log_debug5(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample:%uD, chunk:%uD, chunks:%uD, " - "samples:%uD, id:%uD", - start_sample, chunk, next_chunk - chunk, samples, id); - - n = (next_chunk - chunk) * samples; - - if (start_sample < n) { - goto found; - } - - start_sample -= n; - - prev_samples = samples; - chunk = next_chunk; - samples = ngx_mp4_get_32value(entry->samples); - id = ngx_mp4_get_32value(entry->id); - entries--; - entry++; - } - - next_chunk = trak->chunks + 1; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample:%uD, chunk:%uD, chunks:%uD, samples:%uD", - start_sample, chunk, next_chunk - chunk, samples); - - n = (next_chunk - chunk) * samples; - - if (start_sample > n) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "%s time is out mp4 stsc chunks in \"%s\"", - start ? "start" : "end", mp4->file.name.data); - return NGX_ERROR; - } - -found: - - entries++; - entry--; - - if (samples == 0) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "zero number of samples in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - target_chunk = chunk - 1; - target_chunk += start_sample / samples; - chunk_samples = start_sample % samples; - - if (start) { - data->pos = (u_char *) entry; - - trak->sample_to_chunk_entries = entries; - trak->start_chunk = target_chunk; - trak->start_chunk_samples = chunk_samples; - - ngx_mp4_set_32value(entry->chunk, trak->start_chunk + 1); - - samples -= chunk_samples; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "start_chunk:%ui, start_chunk_samples:%ui", - trak->start_chunk, trak->start_chunk_samples); - - } else { - if (start_sample) { - data->last = (u_char *) (entry + 1); - trak->sample_to_chunk_entries -= entries - 1; - trak->end_chunk_samples = samples; - - } else { - data->last = (u_char *) entry; - trak->sample_to_chunk_entries -= entries; - trak->end_chunk_samples = prev_samples; - } - - if (chunk_samples) { - trak->end_chunk = target_chunk + 1; - trak->end_chunk_samples = chunk_samples; - - } else { - trak->end_chunk = target_chunk; - } - - samples = chunk_samples; - next_chunk = chunk + 1; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "end_chunk:%ui, end_chunk_samples:%ui", - trak->end_chunk, trak->end_chunk_samples); - } - - if (chunk_samples && next_chunk - target_chunk == 2) { - - ngx_mp4_set_32value(entry->samples, samples); - - } else if (chunk_samples && start) { - - first = &trak->stsc_start_chunk_entry; - ngx_mp4_set_32value(first->chunk, 1); - ngx_mp4_set_32value(first->samples, samples); - ngx_mp4_set_32value(first->id, id); - - buf = &trak->stsc_start_chunk_buf; - buf->temporary = 1; - buf->pos = (u_char *) first; - buf->last = (u_char *) first + sizeof(ngx_mp4_stsc_entry_t); - - trak->out[NGX_HTTP_MP4_STSC_START].buf = buf; - - ngx_mp4_set_32value(entry->chunk, trak->start_chunk + 2); - - trak->sample_to_chunk_entries++; - - } else if (chunk_samples) { - - first = &trak->stsc_end_chunk_entry; - ngx_mp4_set_32value(first->chunk, trak->end_chunk - trak->start_chunk); - ngx_mp4_set_32value(first->samples, samples); - ngx_mp4_set_32value(first->id, id); - - buf = &trak->stsc_end_chunk_buf; - buf->temporary = 1; - buf->pos = (u_char *) first; - buf->last = (u_char *) first + sizeof(ngx_mp4_stsc_entry_t); - - trak->out[NGX_HTTP_MP4_STSC_END].buf = buf; - - trak->sample_to_chunk_entries++; - } - - return NGX_OK; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char uniform_size[4]; - u_char entries[4]; -} ngx_mp4_stsz_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_stsz_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - size_t atom_size; - uint32_t entries, size; - ngx_buf_t *atom, *data; - ngx_mp4_stsz_atom_t *stsz_atom; - ngx_http_mp4_trak_t *trak; - - /* sample sizes atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 stsz atom"); - - atom_header = ngx_mp4_atom_header(mp4); - stsz_atom = (ngx_mp4_stsz_atom_t *) atom_header; - ngx_mp4_set_atom_name(stsz_atom, 's', 't', 's', 'z'); - - if (ngx_mp4_atom_data_size(ngx_mp4_stsz_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stsz atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - size = ngx_mp4_get_32value(stsz_atom->uniform_size); - entries = ngx_mp4_get_32value(stsz_atom->entries); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "sample uniform size:%uD, entries:%uD", size, entries); - - trak = ngx_mp4_last_trak(mp4); - trak->sample_sizes_entries = entries; - - atom_table = atom_header + sizeof(ngx_mp4_stsz_atom_t); - - atom = &trak->stsz_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - trak->out[NGX_HTTP_MP4_STSZ_ATOM].buf = atom; - - if (size == 0) { - if (ngx_mp4_atom_data_size(ngx_mp4_stsz_atom_t) - + entries * sizeof(uint32_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stsz atom too small", - mp4->file.name.data); - return NGX_ERROR; - } - - atom_end = atom_table + entries * sizeof(uint32_t); - - data = &trak->stsz_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_STSZ_DATA].buf = data; - - } else { - /* if size != 0 then all samples are the same size */ - /* TODO : chunk samples */ - atom_size = sizeof(ngx_mp4_atom_header_t) + (size_t) atom_data_size; - ngx_mp4_set_32value(atom_header, atom_size); - trak->size += atom_size; - } - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_update_stsz_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - uint32_t *pos, *end, entries; - ngx_buf_t *atom, *data; - ngx_mp4_stsz_atom_t *stsz_atom; - - /* - * mdia.minf.stbl.stsz updating requires trak->start_sample - * from mdia.minf.stbl.stts which depends on value from mdia.mdhd - * atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stsz atom update"); - - data = trak->out[NGX_HTTP_MP4_STSZ_DATA].buf; - - if (data) { - entries = trak->sample_sizes_entries; - - if (trak->start_sample > entries) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "start time is out mp4 stsz samples in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - entries -= trak->start_sample; - data->pos += trak->start_sample * sizeof(uint32_t); - end = (uint32_t *) data->pos; - - for (pos = end - trak->start_chunk_samples; pos < end; pos++) { - trak->start_chunk_samples_size += ngx_mp4_get_32value(pos); - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "chunk samples sizes:%uL", - trak->start_chunk_samples_size); - - if (mp4->length) { - if (trak->end_sample - trak->start_sample > entries) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "end time is out mp4 stsz samples in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - entries = trak->end_sample - trak->start_sample; - data->last = data->pos + entries * sizeof(uint32_t); - end = (uint32_t *) data->last; - - for (pos = end - trak->end_chunk_samples; pos < end; pos++) { - trak->end_chunk_samples_size += ngx_mp4_get_32value(pos); - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stsz end_chunk_samples_size:%uL", - trak->end_chunk_samples_size); - } - - atom_size = sizeof(ngx_mp4_stsz_atom_t) + (data->last - data->pos); - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_STSZ_ATOM].buf; - stsz_atom = (ngx_mp4_stsz_atom_t *) atom->pos; - - ngx_mp4_set_32value(stsz_atom->size, atom_size); - ngx_mp4_set_32value(stsz_atom->entries, entries); - } - - return NGX_OK; -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; -} ngx_mp4_stco_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_stco_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_stco_atom_t *stco_atom; - ngx_http_mp4_trak_t *trak; - - /* chunk offsets atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 stco atom"); - - atom_header = ngx_mp4_atom_header(mp4); - stco_atom = (ngx_mp4_stco_atom_t *) atom_header; - ngx_mp4_set_atom_name(stco_atom, 's', 't', 'c', 'o'); - - if (ngx_mp4_atom_data_size(ngx_mp4_stco_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stco atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - entries = ngx_mp4_get_32value(stco_atom->entries); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "chunks:%uD", entries); - - if (ngx_mp4_atom_data_size(ngx_mp4_stco_atom_t) - + entries * sizeof(uint32_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 stco atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - atom_table = atom_header + sizeof(ngx_mp4_stco_atom_t); - atom_end = atom_table + entries * sizeof(uint32_t); - - trak = ngx_mp4_last_trak(mp4); - trak->chunks = entries; - - atom = &trak->stco_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - data = &trak->stco_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_STCO_ATOM].buf = atom; - trak->out[NGX_HTTP_MP4_STCO_DATA].buf = data; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_update_stco_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_stco_atom_t *stco_atom; - - /* - * mdia.minf.stbl.stco updating requires trak->start_chunk - * from mdia.minf.stbl.stsc which depends on value from mdia.mdhd - * atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stco atom update"); - - data = trak->out[NGX_HTTP_MP4_STCO_DATA].buf; - - if (data == NULL) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "no mp4 stco atoms were found in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - if (trak->start_chunk > trak->chunks) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "start time is out mp4 stco chunks in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - data->pos += trak->start_chunk * sizeof(uint32_t); - - trak->start_offset = ngx_mp4_get_32value(data->pos); - trak->start_offset += trak->start_chunk_samples_size; - ngx_mp4_set_32value(data->pos, trak->start_offset); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "start chunk offset:%O", trak->start_offset); - - if (mp4->length) { - - if (trak->end_chunk > trak->chunks) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "end time is out mp4 stco chunks in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - entries = trak->end_chunk - trak->start_chunk; - data->last = data->pos + entries * sizeof(uint32_t); - - if (entries) { - trak->end_offset = - ngx_mp4_get_32value(data->last - sizeof(uint32_t)); - trak->end_offset += trak->end_chunk_samples_size; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "end chunk offset:%O", trak->end_offset); - } - - } else { - entries = trak->chunks - trak->start_chunk; - trak->end_offset = mp4->mdat_data.buf->file_last; - } - - if (entries == 0) { - trak->start_offset = mp4->end; - trak->end_offset = 0; - } - - atom_size = sizeof(ngx_mp4_stco_atom_t) + (data->last - data->pos); - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_STCO_ATOM].buf; - stco_atom = (ngx_mp4_stco_atom_t *) atom->pos; - - ngx_mp4_set_32value(stco_atom->size, atom_size); - ngx_mp4_set_32value(stco_atom->entries, entries); - - return NGX_OK; -} - - -static void -ngx_http_mp4_adjust_stco_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, int32_t adjustment) -{ - uint32_t offset, *entry, *end; - ngx_buf_t *data; - - /* - * moov.trak.mdia.minf.stbl.stco adjustment requires - * minimal start offset of all traks and new moov atom size - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 stco atom adjustment"); - - data = trak->out[NGX_HTTP_MP4_STCO_DATA].buf; - entry = (uint32_t *) data->pos; - end = (uint32_t *) data->last; - - while (entry < end) { - offset = ngx_mp4_get_32value(entry); - offset += adjustment; - ngx_mp4_set_32value(entry, offset); - entry++; - } -} - - -typedef struct { - u_char size[4]; - u_char name[4]; - u_char version[1]; - u_char flags[3]; - u_char entries[4]; -} ngx_mp4_co64_atom_t; - - -static ngx_int_t -ngx_http_mp4_read_co64_atom(ngx_http_mp4_file_t *mp4, uint64_t atom_data_size) -{ - u_char *atom_header, *atom_table, *atom_end; - uint32_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_co64_atom_t *co64_atom; - ngx_http_mp4_trak_t *trak; - - /* chunk offsets atom */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "mp4 co64 atom"); - - atom_header = ngx_mp4_atom_header(mp4); - co64_atom = (ngx_mp4_co64_atom_t *) atom_header; - ngx_mp4_set_atom_name(co64_atom, 'c', 'o', '6', '4'); - - if (ngx_mp4_atom_data_size(ngx_mp4_co64_atom_t) > atom_data_size) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 co64 atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - entries = ngx_mp4_get_32value(co64_atom->entries); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, "chunks:%uD", entries); - - if (ngx_mp4_atom_data_size(ngx_mp4_co64_atom_t) - + entries * sizeof(uint64_t) > atom_data_size) - { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "\"%s\" mp4 co64 atom too small", mp4->file.name.data); - return NGX_ERROR; - } - - atom_table = atom_header + sizeof(ngx_mp4_co64_atom_t); - atom_end = atom_table + entries * sizeof(uint64_t); - - trak = ngx_mp4_last_trak(mp4); - trak->chunks = entries; - - atom = &trak->co64_atom_buf; - atom->temporary = 1; - atom->pos = atom_header; - atom->last = atom_table; - - data = &trak->co64_data_buf; - data->temporary = 1; - data->pos = atom_table; - data->last = atom_end; - - trak->out[NGX_HTTP_MP4_CO64_ATOM].buf = atom; - trak->out[NGX_HTTP_MP4_CO64_DATA].buf = data; - - ngx_mp4_atom_next(mp4, atom_data_size); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_mp4_update_co64_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak) -{ - size_t atom_size; - uint64_t entries; - ngx_buf_t *atom, *data; - ngx_mp4_co64_atom_t *co64_atom; - - /* - * mdia.minf.stbl.co64 updating requires trak->start_chunk - * from mdia.minf.stbl.stsc which depends on value from mdia.mdhd - * atom which may reside after mdia.minf - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 co64 atom update"); - - data = trak->out[NGX_HTTP_MP4_CO64_DATA].buf; - - if (data == NULL) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "no mp4 co64 atoms were found in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - if (trak->start_chunk > trak->chunks) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "start time is out mp4 co64 chunks in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - data->pos += trak->start_chunk * sizeof(uint64_t); - - trak->start_offset = ngx_mp4_get_64value(data->pos); - trak->start_offset += trak->start_chunk_samples_size; - ngx_mp4_set_64value(data->pos, trak->start_offset); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "start chunk offset:%O", trak->start_offset); - - if (mp4->length) { - - if (trak->end_chunk > trak->chunks) { - ngx_log_error(NGX_LOG_ERR, mp4->file.log, 0, - "end time is out mp4 co64 chunks in \"%s\"", - mp4->file.name.data); - return NGX_ERROR; - } - - entries = trak->end_chunk - trak->start_chunk; - data->last = data->pos + entries * sizeof(uint64_t); - - if (entries) { - trak->end_offset = - ngx_mp4_get_64value(data->last - sizeof(uint64_t)); - trak->end_offset += trak->end_chunk_samples_size; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "end chunk offset:%O", trak->end_offset); - } - - } else { - entries = trak->chunks - trak->start_chunk; - trak->end_offset = mp4->mdat_data.buf->file_last; - } - - if (entries == 0) { - trak->start_offset = mp4->end; - trak->end_offset = 0; - } - - atom_size = sizeof(ngx_mp4_co64_atom_t) + (data->last - data->pos); - trak->size += atom_size; - - atom = trak->out[NGX_HTTP_MP4_CO64_ATOM].buf; - co64_atom = (ngx_mp4_co64_atom_t *) atom->pos; - - ngx_mp4_set_32value(co64_atom->size, atom_size); - ngx_mp4_set_32value(co64_atom->entries, entries); - - return NGX_OK; -} - - -static void -ngx_http_mp4_adjust_co64_atom(ngx_http_mp4_file_t *mp4, - ngx_http_mp4_trak_t *trak, off_t adjustment) -{ - uint64_t offset, *entry, *end; - ngx_buf_t *data; - - /* - * moov.trak.mdia.minf.stbl.co64 adjustment requires - * minimal start offset of all traks and new moov atom size - */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, mp4->file.log, 0, - "mp4 co64 atom adjustment"); - - data = trak->out[NGX_HTTP_MP4_CO64_DATA].buf; - entry = (uint64_t *) data->pos; - end = (uint64_t *) data->last; - - while (entry < end) { - offset = ngx_mp4_get_64value(entry); - offset += adjustment; - ngx_mp4_set_64value(entry, offset); - entry++; - } -} - - -static char * -ngx_http_mp4(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_mp4_handler; - - return NGX_CONF_OK; -} - - -static void * -ngx_http_mp4_create_conf(ngx_conf_t *cf) -{ - ngx_http_mp4_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_mp4_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->buffer_size = NGX_CONF_UNSET_SIZE; - conf->max_buffer_size = NGX_CONF_UNSET_SIZE; - - return conf; -} - - -static char * -ngx_http_mp4_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_mp4_conf_t *prev = parent; - ngx_http_mp4_conf_t *conf = child; - - ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size, 512 * 1024); - ngx_conf_merge_size_value(conf->max_buffer_size, prev->max_buffer_size, - 10 * 1024 * 1024); - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_not_modified_filter_module.c b/app/nginx/src/http/modules/ngx_http_not_modified_filter_module.c deleted file mode 100644 index 032ba96..0000000 --- a/app/nginx/src/http/modules/ngx_http_not_modified_filter_module.c +++ /dev/null @@ -1,266 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_uint_t ngx_http_test_if_unmodified(ngx_http_request_t *r); -static ngx_uint_t ngx_http_test_if_modified(ngx_http_request_t *r); -static ngx_uint_t ngx_http_test_if_match(ngx_http_request_t *r, - ngx_table_elt_t *header, ngx_uint_t weak); -static ngx_int_t ngx_http_not_modified_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_not_modified_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_not_modified_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_not_modified_filter_module = { - NGX_MODULE_V1, - &ngx_http_not_modified_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; - - -static ngx_int_t -ngx_http_not_modified_header_filter(ngx_http_request_t *r) -{ - if (r->headers_out.status != NGX_HTTP_OK - || r != r->main - || r->disable_not_modified) - { - return ngx_http_next_header_filter(r); - } - - if (r->headers_in.if_unmodified_since - && !ngx_http_test_if_unmodified(r)) - { - return ngx_http_filter_finalize_request(r, NULL, - NGX_HTTP_PRECONDITION_FAILED); - } - - if (r->headers_in.if_match - && !ngx_http_test_if_match(r, r->headers_in.if_match, 0)) - { - return ngx_http_filter_finalize_request(r, NULL, - NGX_HTTP_PRECONDITION_FAILED); - } - - if (r->headers_in.if_modified_since || r->headers_in.if_none_match) { - - if (r->headers_in.if_modified_since - && ngx_http_test_if_modified(r)) - { - return ngx_http_next_header_filter(r); - } - - if (r->headers_in.if_none_match - && !ngx_http_test_if_match(r, r->headers_in.if_none_match, 1)) - { - return ngx_http_next_header_filter(r); - } - - /* not modified */ - - r->headers_out.status = NGX_HTTP_NOT_MODIFIED; - r->headers_out.status_line.len = 0; - r->headers_out.content_type.len = 0; - ngx_http_clear_content_length(r); - ngx_http_clear_accept_ranges(r); - - if (r->headers_out.content_encoding) { - r->headers_out.content_encoding->hash = 0; - r->headers_out.content_encoding = NULL; - } - - return ngx_http_next_header_filter(r); - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_uint_t -ngx_http_test_if_unmodified(ngx_http_request_t *r) -{ - time_t iums; - - if (r->headers_out.last_modified_time == (time_t) -1) { - return 0; - } - - iums = ngx_parse_http_time(r->headers_in.if_unmodified_since->value.data, - r->headers_in.if_unmodified_since->value.len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http iums:%T lm:%T", iums, r->headers_out.last_modified_time); - - if (iums >= r->headers_out.last_modified_time) { - return 1; - } - - return 0; -} - - -static ngx_uint_t -ngx_http_test_if_modified(ngx_http_request_t *r) -{ - time_t ims; - ngx_http_core_loc_conf_t *clcf; - - if (r->headers_out.last_modified_time == (time_t) -1) { - return 1; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->if_modified_since == NGX_HTTP_IMS_OFF) { - return 1; - } - - ims = ngx_parse_http_time(r->headers_in.if_modified_since->value.data, - r->headers_in.if_modified_since->value.len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ims:%T lm:%T", ims, r->headers_out.last_modified_time); - - if (ims == r->headers_out.last_modified_time) { - return 0; - } - - if (clcf->if_modified_since == NGX_HTTP_IMS_EXACT - || ims < r->headers_out.last_modified_time) - { - return 1; - } - - return 0; -} - - -static ngx_uint_t -ngx_http_test_if_match(ngx_http_request_t *r, ngx_table_elt_t *header, - ngx_uint_t weak) -{ - u_char *start, *end, ch; - ngx_str_t etag, *list; - - list = &header->value; - - if (list->len == 1 && list->data[0] == '*') { - return 1; - } - - if (r->headers_out.etag == NULL) { - return 0; - } - - etag = r->headers_out.etag->value; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http im:\"%V\" etag:%V", list, &etag); - - if (weak - && etag.len > 2 - && etag.data[0] == 'W' - && etag.data[1] == '/') - { - etag.len -= 2; - etag.data += 2; - } - - start = list->data; - end = list->data + list->len; - - while (start < end) { - - if (weak - && end - start > 2 - && start[0] == 'W' - && start[1] == '/') - { - start += 2; - } - - if (etag.len > (size_t) (end - start)) { - return 0; - } - - if (ngx_strncmp(start, etag.data, etag.len) != 0) { - goto skip; - } - - start += etag.len; - - while (start < end) { - ch = *start; - - if (ch == ' ' || ch == '\t') { - start++; - continue; - } - - break; - } - - if (start == end || *start == ',') { - return 1; - } - - skip: - - while (start < end && *start != ',') { start++; } - while (start < end) { - ch = *start; - - if (ch == ' ' || ch == '\t' || ch == ',') { - start++; - continue; - } - - break; - } - } - - return 0; -} - - -static ngx_int_t -ngx_http_not_modified_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_not_modified_header_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_proxy_module.c b/app/nginx/src/http/modules/ngx_http_proxy_module.c deleted file mode 100644 index e594d06..0000000 --- a/app/nginx/src/http/modules/ngx_http_proxy_module.c +++ /dev/null @@ -1,4424 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_array_t caches; /* ngx_http_file_cache_t * */ -} ngx_http_proxy_main_conf_t; - - -typedef struct ngx_http_proxy_rewrite_s ngx_http_proxy_rewrite_t; - -typedef ngx_int_t (*ngx_http_proxy_rewrite_pt)(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix, size_t len, - ngx_http_proxy_rewrite_t *pr); - -struct ngx_http_proxy_rewrite_s { - ngx_http_proxy_rewrite_pt handler; - - union { - ngx_http_complex_value_t complex; -#if (NGX_PCRE) - ngx_http_regex_t *regex; -#endif - } pattern; - - ngx_http_complex_value_t replacement; -}; - - -typedef struct { - ngx_str_t key_start; - ngx_str_t schema; - ngx_str_t host_header; - ngx_str_t port; - ngx_str_t uri; -} ngx_http_proxy_vars_t; - - -typedef struct { - ngx_array_t *flushes; - ngx_array_t *lengths; - ngx_array_t *values; - ngx_hash_t hash; -} ngx_http_proxy_headers_t; - - -typedef struct { - ngx_http_upstream_conf_t upstream; - - ngx_array_t *body_flushes; - ngx_array_t *body_lengths; - ngx_array_t *body_values; - ngx_str_t body_source; - - ngx_http_proxy_headers_t headers; -#if (NGX_HTTP_CACHE) - ngx_http_proxy_headers_t headers_cache; -#endif - ngx_array_t *headers_source; - - ngx_array_t *proxy_lengths; - ngx_array_t *proxy_values; - - ngx_array_t *redirects; - ngx_array_t *cookie_domains; - ngx_array_t *cookie_paths; - - ngx_http_complex_value_t *method; - ngx_str_t location; - ngx_str_t url; - -#if (NGX_HTTP_CACHE) - ngx_http_complex_value_t cache_key; -#endif - - ngx_http_proxy_vars_t vars; - - ngx_flag_t redirect; - - ngx_uint_t http_version; - - ngx_uint_t headers_hash_max_size; - ngx_uint_t headers_hash_bucket_size; - -#if (NGX_HTTP_SSL) - ngx_uint_t ssl; - ngx_uint_t ssl_protocols; - ngx_str_t ssl_ciphers; - ngx_uint_t ssl_verify_depth; - ngx_str_t ssl_trusted_certificate; - ngx_str_t ssl_crl; - ngx_str_t ssl_certificate; - ngx_str_t ssl_certificate_key; - ngx_array_t *ssl_passwords; -#endif -} ngx_http_proxy_loc_conf_t; - - -typedef struct { - ngx_http_status_t status; - ngx_http_chunked_t chunked; - ngx_http_proxy_vars_t vars; - off_t internal_body_length; - - ngx_chain_t *free; - ngx_chain_t *busy; - - unsigned head:1; - unsigned internal_chunked:1; - unsigned header_sent:1; -} ngx_http_proxy_ctx_t; - - -static ngx_int_t ngx_http_proxy_eval(ngx_http_request_t *r, - ngx_http_proxy_ctx_t *ctx, ngx_http_proxy_loc_conf_t *plcf); -#if (NGX_HTTP_CACHE) -static ngx_int_t ngx_http_proxy_create_key(ngx_http_request_t *r); -#endif -static ngx_int_t ngx_http_proxy_create_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_proxy_reinit_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_proxy_body_output_filter(void *data, ngx_chain_t *in); -static ngx_int_t ngx_http_proxy_process_status_line(ngx_http_request_t *r); -static ngx_int_t ngx_http_proxy_process_header(ngx_http_request_t *r); -static ngx_int_t ngx_http_proxy_input_filter_init(void *data); -static ngx_int_t ngx_http_proxy_copy_filter(ngx_event_pipe_t *p, - ngx_buf_t *buf); -static ngx_int_t ngx_http_proxy_chunked_filter(ngx_event_pipe_t *p, - ngx_buf_t *buf); -static ngx_int_t ngx_http_proxy_non_buffered_copy_filter(void *data, - ssize_t bytes); -static ngx_int_t ngx_http_proxy_non_buffered_chunked_filter(void *data, - ssize_t bytes); -static void ngx_http_proxy_abort_request(ngx_http_request_t *r); -static void ngx_http_proxy_finalize_request(ngx_http_request_t *r, - ngx_int_t rc); - -static ngx_int_t ngx_http_proxy_host_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_proxy_port_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t - ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t - ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_proxy_internal_chunked_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix); -static ngx_int_t ngx_http_proxy_rewrite_cookie(ngx_http_request_t *r, - ngx_table_elt_t *h); -static ngx_int_t ngx_http_proxy_rewrite_cookie_value(ngx_http_request_t *r, - ngx_table_elt_t *h, u_char *value, ngx_array_t *rewrites); -static ngx_int_t ngx_http_proxy_rewrite(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix, size_t len, ngx_str_t *replacement); - -static ngx_int_t ngx_http_proxy_add_variables(ngx_conf_t *cf); -static void *ngx_http_proxy_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_proxy_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_proxy_init_headers(ngx_conf_t *cf, - ngx_http_proxy_loc_conf_t *conf, ngx_http_proxy_headers_t *headers, - ngx_keyval_t *default_headers); - -static char *ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_proxy_cookie_domain(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_proxy_cookie_path(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#if (NGX_HTTP_CACHE) -static char *ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#endif -#if (NGX_HTTP_SSL) -static char *ngx_http_proxy_ssl_password_file(ngx_conf_t *cf, - ngx_command_t *cmd, void *conf); -#endif - -static char *ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data); - -static ngx_int_t ngx_http_proxy_rewrite_regex(ngx_conf_t *cf, - ngx_http_proxy_rewrite_t *pr, ngx_str_t *regex, ngx_uint_t caseless); - -#if (NGX_HTTP_SSL) -static ngx_int_t ngx_http_proxy_set_ssl(ngx_conf_t *cf, - ngx_http_proxy_loc_conf_t *plcf); -#endif -static void ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v); - - -static ngx_conf_post_t ngx_http_proxy_lowat_post = - { ngx_http_proxy_lowat_check }; - - -static ngx_conf_bitmask_t ngx_http_proxy_next_upstream_masks[] = { - { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, - { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, - { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, - { ngx_string("non_idempotent"), NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT }, - { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, - { ngx_string("http_502"), NGX_HTTP_UPSTREAM_FT_HTTP_502 }, - { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, - { ngx_string("http_504"), NGX_HTTP_UPSTREAM_FT_HTTP_504 }, - { ngx_string("http_403"), NGX_HTTP_UPSTREAM_FT_HTTP_403 }, - { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { ngx_string("http_429"), NGX_HTTP_UPSTREAM_FT_HTTP_429 }, - { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, - { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, - { ngx_null_string, 0 } -}; - - -#if (NGX_HTTP_SSL) - -static ngx_conf_bitmask_t ngx_http_proxy_ssl_protocols[] = { - { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, - { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, - { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, - { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, - { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, - { ngx_null_string, 0 } -}; - -#endif - - -static ngx_conf_enum_t ngx_http_proxy_http_version[] = { - { ngx_string("1.0"), NGX_HTTP_VERSION_10 }, - { ngx_string("1.1"), NGX_HTTP_VERSION_11 }, - { ngx_null_string, 0 } -}; - - -ngx_module_t ngx_http_proxy_module; - - -static ngx_command_t ngx_http_proxy_commands[] = { - - { ngx_string("proxy_pass"), - NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, - ngx_http_proxy_pass, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_redirect"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_proxy_redirect, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_cookie_domain"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_proxy_cookie_domain, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_cookie_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_proxy_cookie_path, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_store"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_proxy_store, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_store_access"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_conf_set_access_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.store_access), - NULL }, - - { ngx_string("proxy_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.buffering), - NULL }, - - { ngx_string("proxy_request_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.request_buffering), - NULL }, - - { ngx_string("proxy_ignore_client_abort"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_client_abort), - NULL }, - - { ngx_string("proxy_bind"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_bind_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.local), - NULL }, - - { ngx_string("proxy_connect_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.connect_timeout), - NULL }, - - { ngx_string("proxy_send_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.send_timeout), - NULL }, - - { ngx_string("proxy_send_lowat"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.send_lowat), - &ngx_http_proxy_lowat_post }, - - { ngx_string("proxy_intercept_errors"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.intercept_errors), - NULL }, - - { ngx_string("proxy_set_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_keyval_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, headers_source), - NULL }, - - { ngx_string("proxy_headers_hash_max_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, headers_hash_max_size), - NULL }, - - { ngx_string("proxy_headers_hash_bucket_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, headers_hash_bucket_size), - NULL }, - - { ngx_string("proxy_set_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, body_source), - NULL }, - - { ngx_string("proxy_method"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_set_complex_value_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, method), - NULL }, - - { ngx_string("proxy_pass_request_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_headers), - NULL }, - - { ngx_string("proxy_pass_request_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_request_body), - NULL }, - - { ngx_string("proxy_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.buffer_size), - NULL }, - - { ngx_string("proxy_read_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.read_timeout), - NULL }, - - { ngx_string("proxy_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.bufs), - NULL }, - - { ngx_string("proxy_busy_buffers_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.busy_buffers_size_conf), - NULL }, - - { ngx_string("proxy_force_ranges"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.force_ranges), - NULL }, - - { ngx_string("proxy_limit_rate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.limit_rate), - NULL }, - -#if (NGX_HTTP_CACHE) - - { ngx_string("proxy_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_proxy_cache, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_cache_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_proxy_cache_key, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("proxy_cache_path"), - NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, - ngx_http_file_cache_set_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_proxy_main_conf_t, caches), - &ngx_http_proxy_module }, - - { ngx_string("proxy_cache_bypass"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_bypass), - NULL }, - - { ngx_string("proxy_no_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.no_cache), - NULL }, - - { ngx_string("proxy_cache_valid"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_file_cache_valid_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_valid), - NULL }, - - { ngx_string("proxy_cache_min_uses"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_min_uses), - NULL }, - - { ngx_string("proxy_cache_max_range_offset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_off_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_max_range_offset), - NULL }, - - { ngx_string("proxy_cache_use_stale"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_use_stale), - &ngx_http_proxy_next_upstream_masks }, - - { ngx_string("proxy_cache_methods"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_methods), - &ngx_http_upstream_cache_method_mask }, - - { ngx_string("proxy_cache_lock"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_lock), - NULL }, - - { ngx_string("proxy_cache_lock_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_lock_timeout), - NULL }, - - { ngx_string("proxy_cache_lock_age"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_lock_age), - NULL }, - - { ngx_string("proxy_cache_revalidate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_revalidate), - NULL }, - - { ngx_string("proxy_cache_convert_head"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_convert_head), - NULL }, - - { ngx_string("proxy_cache_background_update"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.cache_background_update), - NULL }, - -#endif - - { ngx_string("proxy_temp_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, - ngx_conf_set_path_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_path), - NULL }, - - { ngx_string("proxy_max_temp_file_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.max_temp_file_size_conf), - NULL }, - - { ngx_string("proxy_temp_file_write_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.temp_file_write_size_conf), - NULL }, - - { ngx_string("proxy_next_upstream"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream), - &ngx_http_proxy_next_upstream_masks }, - - { ngx_string("proxy_next_upstream_tries"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream_tries), - NULL }, - - { ngx_string("proxy_next_upstream_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.next_upstream_timeout), - NULL }, - - { ngx_string("proxy_pass_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.pass_headers), - NULL }, - - { ngx_string("proxy_hide_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.hide_headers), - NULL }, - - { ngx_string("proxy_ignore_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.ignore_headers), - &ngx_http_upstream_ignore_headers_masks }, - - { ngx_string("proxy_http_version"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, http_version), - &ngx_http_proxy_http_version }, - -#if (NGX_HTTP_SSL) - - { ngx_string("proxy_ssl_session_reuse"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_session_reuse), - NULL }, - - { ngx_string("proxy_ssl_protocols"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_protocols), - &ngx_http_proxy_ssl_protocols }, - - { ngx_string("proxy_ssl_ciphers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_ciphers), - NULL }, - - { ngx_string("proxy_ssl_name"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_set_complex_value_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_name), - NULL }, - - { ngx_string("proxy_ssl_server_name"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_server_name), - NULL }, - - { ngx_string("proxy_ssl_verify"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, upstream.ssl_verify), - NULL }, - - { ngx_string("proxy_ssl_verify_depth"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_verify_depth), - NULL }, - - { ngx_string("proxy_ssl_trusted_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_trusted_certificate), - NULL }, - - { ngx_string("proxy_ssl_crl"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_crl), - NULL }, - - { ngx_string("proxy_ssl_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_certificate), - NULL }, - - { ngx_string("proxy_ssl_certificate_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_proxy_loc_conf_t, ssl_certificate_key), - NULL }, - - { ngx_string("proxy_ssl_password_file"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_proxy_ssl_password_file, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - -#endif - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_proxy_module_ctx = { - ngx_http_proxy_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_proxy_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_proxy_create_loc_conf, /* create location configuration */ - ngx_http_proxy_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_proxy_module = { - NGX_MODULE_V1, - &ngx_http_proxy_module_ctx, /* module context */ - ngx_http_proxy_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static char ngx_http_proxy_version[] = " HTTP/1.0" CRLF; -static char ngx_http_proxy_version_11[] = " HTTP/1.1" CRLF; - - -static ngx_keyval_t ngx_http_proxy_headers[] = { - { ngx_string("Host"), ngx_string("$proxy_host") }, - { ngx_string("Connection"), ngx_string("close") }, - { ngx_string("Content-Length"), ngx_string("$proxy_internal_body_length") }, - { ngx_string("Transfer-Encoding"), ngx_string("$proxy_internal_chunked") }, - { ngx_string("TE"), ngx_string("") }, - { ngx_string("Keep-Alive"), ngx_string("") }, - { ngx_string("Expect"), ngx_string("") }, - { ngx_string("Upgrade"), ngx_string("") }, - { ngx_null_string, ngx_null_string } -}; - - -static ngx_str_t ngx_http_proxy_hide_headers[] = { - ngx_string("Date"), - ngx_string("Server"), - ngx_string("X-Pad"), - ngx_string("X-Accel-Expires"), - ngx_string("X-Accel-Redirect"), - ngx_string("X-Accel-Limit-Rate"), - ngx_string("X-Accel-Buffering"), - ngx_string("X-Accel-Charset"), - ngx_null_string -}; - - -#if (NGX_HTTP_CACHE) - -static ngx_keyval_t ngx_http_proxy_cache_headers[] = { - { ngx_string("Host"), ngx_string("$proxy_host") }, - { ngx_string("Connection"), ngx_string("close") }, - { ngx_string("Content-Length"), ngx_string("$proxy_internal_body_length") }, - { ngx_string("Transfer-Encoding"), ngx_string("$proxy_internal_chunked") }, - { ngx_string("TE"), ngx_string("") }, - { ngx_string("Keep-Alive"), ngx_string("") }, - { ngx_string("Expect"), ngx_string("") }, - { ngx_string("Upgrade"), ngx_string("") }, - { ngx_string("If-Modified-Since"), - ngx_string("$upstream_cache_last_modified") }, - { ngx_string("If-Unmodified-Since"), ngx_string("") }, - { ngx_string("If-None-Match"), ngx_string("$upstream_cache_etag") }, - { ngx_string("If-Match"), ngx_string("") }, - { ngx_string("Range"), ngx_string("") }, - { ngx_string("If-Range"), ngx_string("") }, - { ngx_null_string, ngx_null_string } -}; - -#endif - - -static ngx_http_variable_t ngx_http_proxy_vars[] = { - - { ngx_string("proxy_host"), NULL, ngx_http_proxy_host_variable, 0, - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_string("proxy_port"), NULL, ngx_http_proxy_port_variable, 0, - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_string("proxy_add_x_forwarded_for"), NULL, - ngx_http_proxy_add_x_forwarded_for_variable, 0, NGX_HTTP_VAR_NOHASH, 0 }, - -#if 0 - { ngx_string("proxy_add_via"), NULL, NULL, 0, NGX_HTTP_VAR_NOHASH, 0 }, -#endif - - { ngx_string("proxy_internal_body_length"), NULL, - ngx_http_proxy_internal_body_length_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_string("proxy_internal_chunked"), NULL, - ngx_http_proxy_internal_chunked_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_path_init_t ngx_http_proxy_temp_path = { - ngx_string(NGX_HTTP_PROXY_TEMP_PATH), { 1, 2, 0 } -}; - - -static ngx_int_t -ngx_http_proxy_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - ngx_http_proxy_loc_conf_t *plcf; -#if (NGX_HTTP_CACHE) - ngx_http_proxy_main_conf_t *pmcf; -#endif - - if (ngx_http_upstream_create(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_proxy_ctx_t)); - if (ctx == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_proxy_module); - - plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); - - u = r->upstream; - - if (plcf->proxy_lengths == NULL) { - ctx->vars = plcf->vars; - u->schema = plcf->vars.schema; -#if (NGX_HTTP_SSL) - u->ssl = (plcf->upstream.ssl != NULL); -#endif - - } else { - if (ngx_http_proxy_eval(r, ctx, plcf) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - u->output.tag = (ngx_buf_tag_t) &ngx_http_proxy_module; - - u->conf = &plcf->upstream; - -#if (NGX_HTTP_CACHE) - pmcf = ngx_http_get_module_main_conf(r, ngx_http_proxy_module); - - u->caches = &pmcf->caches; - u->create_key = ngx_http_proxy_create_key; -#endif - - u->create_request = ngx_http_proxy_create_request; - u->reinit_request = ngx_http_proxy_reinit_request; - u->process_header = ngx_http_proxy_process_status_line; - u->abort_request = ngx_http_proxy_abort_request; - u->finalize_request = ngx_http_proxy_finalize_request; - r->state = 0; - - if (plcf->redirects) { - u->rewrite_redirect = ngx_http_proxy_rewrite_redirect; - } - - if (plcf->cookie_domains || plcf->cookie_paths) { - u->rewrite_cookie = ngx_http_proxy_rewrite_cookie; - } - - u->buffering = plcf->upstream.buffering; - - u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); - if (u->pipe == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - u->pipe->input_filter = ngx_http_proxy_copy_filter; - u->pipe->input_ctx = r; - - u->input_filter_init = ngx_http_proxy_input_filter_init; - u->input_filter = ngx_http_proxy_non_buffered_copy_filter; - u->input_filter_ctx = r; - - u->accel = 1; - - if (!plcf->upstream.request_buffering - && plcf->body_values == NULL && plcf->upstream.pass_request_body - && (!r->headers_in.chunked - || plcf->http_version == NGX_HTTP_VERSION_11)) - { - r->request_body_no_buffering = 1; - } - - rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - return NGX_DONE; -} - - -static ngx_int_t -ngx_http_proxy_eval(ngx_http_request_t *r, ngx_http_proxy_ctx_t *ctx, - ngx_http_proxy_loc_conf_t *plcf) -{ - u_char *p; - size_t add; - u_short port; - ngx_str_t proxy; - ngx_url_t url; - ngx_http_upstream_t *u; - - if (ngx_http_script_run(r, &proxy, plcf->proxy_lengths->elts, 0, - plcf->proxy_values->elts) - == NULL) - { - return NGX_ERROR; - } - - if (proxy.len > 7 - && ngx_strncasecmp(proxy.data, (u_char *) "http://", 7) == 0) - { - add = 7; - port = 80; - -#if (NGX_HTTP_SSL) - - } else if (proxy.len > 8 - && ngx_strncasecmp(proxy.data, (u_char *) "https://", 8) == 0) - { - add = 8; - port = 443; - r->upstream->ssl = 1; - -#endif - - } else { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid URL prefix in \"%V\"", &proxy); - return NGX_ERROR; - } - - u = r->upstream; - - u->schema.len = add; - u->schema.data = proxy.data; - - ngx_memzero(&url, sizeof(ngx_url_t)); - - url.url.len = proxy.len - add; - url.url.data = proxy.data + add; - url.default_port = port; - url.uri_part = 1; - url.no_resolve = 1; - - if (ngx_parse_url(r->pool, &url) != NGX_OK) { - if (url.err) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%s in upstream \"%V\"", url.err, &url.url); - } - - return NGX_ERROR; - } - - if (url.uri.len) { - if (url.uri.data[0] == '?') { - p = ngx_pnalloc(r->pool, url.uri.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - *p++ = '/'; - ngx_memcpy(p, url.uri.data, url.uri.len); - - url.uri.len++; - url.uri.data = p - 1; - } - } - - ctx->vars.key_start = u->schema; - - ngx_http_proxy_set_vars(&url, &ctx->vars); - - u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); - if (u->resolved == NULL) { - return NGX_ERROR; - } - - if (url.addrs) { - u->resolved->sockaddr = url.addrs[0].sockaddr; - u->resolved->socklen = url.addrs[0].socklen; - u->resolved->name = url.addrs[0].name; - u->resolved->naddrs = 1; - } - - u->resolved->host = url.host; - u->resolved->port = (in_port_t) (url.no_port ? port : url.port); - u->resolved->no_port = url.no_port; - - return NGX_OK; -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_proxy_create_key(ngx_http_request_t *r) -{ - size_t len, loc_len; - u_char *p; - uintptr_t escape; - ngx_str_t *key; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - ngx_http_proxy_loc_conf_t *plcf; - - u = r->upstream; - - plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - key = ngx_array_push(&r->cache->keys); - if (key == NULL) { - return NGX_ERROR; - } - - if (plcf->cache_key.value.data) { - - if (ngx_http_complex_value(r, &plcf->cache_key, key) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; - } - - *key = ctx->vars.key_start; - - key = ngx_array_push(&r->cache->keys); - if (key == NULL) { - return NGX_ERROR; - } - - if (plcf->proxy_lengths && ctx->vars.uri.len) { - - *key = ctx->vars.uri; - u->uri = ctx->vars.uri; - - return NGX_OK; - - } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) - { - *key = r->unparsed_uri; - u->uri = r->unparsed_uri; - - return NGX_OK; - } - - loc_len = (r->valid_location && ctx->vars.uri.len) ? plcf->location.len : 0; - - if (r->quoted_uri || r->internal) { - escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, - r->uri.len - loc_len, NGX_ESCAPE_URI); - } else { - escape = 0; - } - - len = ctx->vars.uri.len + r->uri.len - loc_len + escape - + sizeof("?") - 1 + r->args.len; - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - key->data = p; - - if (r->valid_location) { - p = ngx_copy(p, ctx->vars.uri.data, ctx->vars.uri.len); - } - - if (escape) { - ngx_escape_uri(p, r->uri.data + loc_len, - r->uri.len - loc_len, NGX_ESCAPE_URI); - p += r->uri.len - loc_len + escape; - - } else { - p = ngx_copy(p, r->uri.data + loc_len, r->uri.len - loc_len); - } - - if (r->args.len > 0) { - *p++ = '?'; - p = ngx_copy(p, r->args.data, r->args.len); - } - - key->len = p - key->data; - u->uri = *key; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_proxy_create_request(ngx_http_request_t *r) -{ - size_t len, uri_len, loc_len, body_len; - uintptr_t escape; - ngx_buf_t *b; - ngx_str_t method; - ngx_uint_t i, unparsed_uri; - ngx_chain_t *cl, *body; - ngx_list_part_t *part; - ngx_table_elt_t *header; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - ngx_http_script_code_pt code; - ngx_http_proxy_headers_t *headers; - ngx_http_script_engine_t e, le; - ngx_http_proxy_loc_conf_t *plcf; - ngx_http_script_len_code_pt lcode; - - u = r->upstream; - - plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); - -#if (NGX_HTTP_CACHE) - headers = u->cacheable ? &plcf->headers_cache : &plcf->headers; -#else - headers = &plcf->headers; -#endif - - if (u->method.len) { - /* HEAD was changed to GET to cache response */ - method = u->method; - - } else if (plcf->method) { - if (ngx_http_complex_value(r, plcf->method, &method) != NGX_OK) { - return NGX_ERROR; - } - - } else { - method = r->method_name; - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (method.len == 4 - && ngx_strncasecmp(method.data, (u_char *) "HEAD", 4) == 0) - { - ctx->head = 1; - } - - len = method.len + 1 + sizeof(ngx_http_proxy_version) - 1 - + sizeof(CRLF) - 1; - - escape = 0; - loc_len = 0; - unparsed_uri = 0; - - if (plcf->proxy_lengths && ctx->vars.uri.len) { - uri_len = ctx->vars.uri.len; - - } else if (ctx->vars.uri.len == 0 && r->valid_unparsed_uri && r == r->main) - { - unparsed_uri = 1; - uri_len = r->unparsed_uri.len; - - } else { - loc_len = (r->valid_location && ctx->vars.uri.len) ? - plcf->location.len : 0; - - if (r->quoted_uri || r->space_in_uri || r->internal) { - escape = 2 * ngx_escape_uri(NULL, r->uri.data + loc_len, - r->uri.len - loc_len, NGX_ESCAPE_URI); - } - - uri_len = ctx->vars.uri.len + r->uri.len - loc_len + escape - + sizeof("?") - 1 + r->args.len; - } - - if (uri_len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "zero length URI to proxy"); - return NGX_ERROR; - } - - len += uri_len; - - ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); - - ngx_http_script_flush_no_cacheable_variables(r, plcf->body_flushes); - ngx_http_script_flush_no_cacheable_variables(r, headers->flushes); - - if (plcf->body_lengths) { - le.ip = plcf->body_lengths->elts; - le.request = r; - le.flushed = 1; - body_len = 0; - - while (*(uintptr_t *) le.ip) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - body_len += lcode(&le); - } - - ctx->internal_body_length = body_len; - len += body_len; - - } else if (r->headers_in.chunked && r->reading_body) { - ctx->internal_body_length = -1; - ctx->internal_chunked = 1; - - } else { - ctx->internal_body_length = r->headers_in.content_length_n; - } - - le.ip = headers->lengths->elts; - le.request = r; - le.flushed = 1; - - while (*(uintptr_t *) le.ip) { - while (*(uintptr_t *) le.ip) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - len += lcode(&le); - } - le.ip += sizeof(uintptr_t); - } - - - if (plcf->upstream.pass_request_headers) { - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (ngx_hash_find(&headers->hash, header[i].hash, - header[i].lowcase_key, header[i].key.len)) - { - continue; - } - - len += header[i].key.len + sizeof(": ") - 1 - + header[i].value.len + sizeof(CRLF) - 1; - } - } - - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - - - /* the request line */ - - b->last = ngx_copy(b->last, method.data, method.len); - *b->last++ = ' '; - - u->uri.data = b->last; - - if (plcf->proxy_lengths && ctx->vars.uri.len) { - b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); - - } else if (unparsed_uri) { - b->last = ngx_copy(b->last, r->unparsed_uri.data, r->unparsed_uri.len); - - } else { - if (r->valid_location) { - b->last = ngx_copy(b->last, ctx->vars.uri.data, ctx->vars.uri.len); - } - - if (escape) { - ngx_escape_uri(b->last, r->uri.data + loc_len, - r->uri.len - loc_len, NGX_ESCAPE_URI); - b->last += r->uri.len - loc_len + escape; - - } else { - b->last = ngx_copy(b->last, r->uri.data + loc_len, - r->uri.len - loc_len); - } - - if (r->args.len > 0) { - *b->last++ = '?'; - b->last = ngx_copy(b->last, r->args.data, r->args.len); - } - } - - u->uri.len = b->last - u->uri.data; - - if (plcf->http_version == NGX_HTTP_VERSION_11) { - b->last = ngx_cpymem(b->last, ngx_http_proxy_version_11, - sizeof(ngx_http_proxy_version_11) - 1); - - } else { - b->last = ngx_cpymem(b->last, ngx_http_proxy_version, - sizeof(ngx_http_proxy_version) - 1); - } - - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = headers->values->elts; - e.pos = b->last; - e.request = r; - e.flushed = 1; - - le.ip = headers->lengths->elts; - - while (*(uintptr_t *) le.ip) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - - /* skip the header line name length */ - (void) lcode(&le); - - if (*(ngx_http_script_len_code_pt *) le.ip) { - - for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - - e.skip = (len == sizeof(CRLF) - 1) ? 1 : 0; - - } else { - e.skip = 0; - } - - le.ip += sizeof(uintptr_t); - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - e.ip += sizeof(uintptr_t); - } - - b->last = e.pos; - - - if (plcf->upstream.pass_request_headers) { - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (ngx_hash_find(&headers->hash, header[i].hash, - header[i].lowcase_key, header[i].key.len)) - { - continue; - } - - b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); - - *b->last++ = ':'; *b->last++ = ' '; - - b->last = ngx_copy(b->last, header[i].value.data, - header[i].value.len); - - *b->last++ = CR; *b->last++ = LF; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy header: \"%V: %V\"", - &header[i].key, &header[i].value); - } - } - - - /* add "\r\n" at the header end */ - *b->last++ = CR; *b->last++ = LF; - - if (plcf->body_values) { - e.ip = plcf->body_values->elts; - e.pos = b->last; - e.skip = 0; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - - b->last = e.pos; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy header:%N\"%*s\"", - (size_t) (b->last - b->pos), b->pos); - - if (r->request_body_no_buffering) { - - u->request_bufs = cl; - - if (ctx->internal_chunked) { - u->output.output_filter = ngx_http_proxy_body_output_filter; - u->output.filter_ctx = r; - } - - } else if (plcf->body_values == NULL && plcf->upstream.pass_request_body) { - - body = u->request_bufs; - u->request_bufs = cl; - - while (body) { - b = ngx_alloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); - - cl->next = ngx_alloc_chain_link(r->pool); - if (cl->next == NULL) { - return NGX_ERROR; - } - - cl = cl->next; - cl->buf = b; - - body = body->next; - } - - } else { - u->request_bufs = cl; - } - - b->flush = 1; - cl->next = NULL; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_reinit_request(ngx_http_request_t *r) -{ - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - return NGX_OK; - } - - ctx->status.code = 0; - ctx->status.count = 0; - ctx->status.start = NULL; - ctx->status.end = NULL; - ctx->chunked.state = 0; - - r->upstream->process_header = ngx_http_proxy_process_status_line; - r->upstream->pipe->input_filter = ngx_http_proxy_copy_filter; - r->upstream->input_filter = ngx_http_proxy_non_buffered_copy_filter; - r->state = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_body_output_filter(void *data, ngx_chain_t *in) -{ - ngx_http_request_t *r = data; - - off_t size; - u_char *chunk; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *out, *cl, *tl, **ll, **fl; - ngx_http_proxy_ctx_t *ctx; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "proxy output filter"); - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (in == NULL) { - out = in; - goto out; - } - - out = NULL; - ll = &out; - - if (!ctx->header_sent) { - /* first buffer contains headers, pass it unmodified */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "proxy output header"); - - ctx->header_sent = 1; - - tl = ngx_alloc_chain_link(r->pool); - if (tl == NULL) { - return NGX_ERROR; - } - - tl->buf = in->buf; - *ll = tl; - ll = &tl->next; - - in = in->next; - - if (in == NULL) { - tl->next = NULL; - goto out; - } - } - - size = 0; - cl = in; - fl = ll; - - for ( ;; ) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "proxy output chunk: %O", ngx_buf_size(cl->buf)); - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush - || cl->buf->sync - || ngx_buf_in_memory(cl->buf) - || cl->buf->in_file) - { - tl = ngx_alloc_chain_link(r->pool); - if (tl == NULL) { - return NGX_ERROR; - } - - tl->buf = cl->buf; - *ll = tl; - ll = &tl->next; - } - - if (cl->next == NULL) { - break; - } - - cl = cl->next; - } - - if (size) { - tl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - chunk = b->start; - - if (chunk == NULL) { - /* the "0000000000000000" is 64-bit hexadecimal string */ - - chunk = ngx_palloc(r->pool, sizeof("0000000000000000" CRLF) - 1); - if (chunk == NULL) { - return NGX_ERROR; - } - - b->start = chunk; - b->end = chunk + sizeof("0000000000000000" CRLF) - 1; - } - - b->tag = (ngx_buf_tag_t) &ngx_http_proxy_body_output_filter; - b->memory = 0; - b->temporary = 1; - b->pos = chunk; - b->last = ngx_sprintf(chunk, "%xO" CRLF, size); - - tl->next = *fl; - *fl = tl; - } - - if (cl->buf->last_buf) { - tl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - - b->tag = (ngx_buf_tag_t) &ngx_http_proxy_body_output_filter; - b->temporary = 0; - b->memory = 1; - b->last_buf = 1; - b->pos = (u_char *) CRLF "0" CRLF CRLF; - b->last = b->pos + 7; - - cl->buf->last_buf = 0; - - *ll = tl; - - if (size == 0) { - b->pos += 2; - } - - } else if (size > 0) { - tl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (tl == NULL) { - return NGX_ERROR; - } - - b = tl->buf; - - b->tag = (ngx_buf_tag_t) &ngx_http_proxy_body_output_filter; - b->temporary = 0; - b->memory = 1; - b->pos = (u_char *) CRLF; - b->last = b->pos + 2; - - *ll = tl; - - } else { - *ll = NULL; - } - -out: - - rc = ngx_chain_writer(&r->upstream->writer, out); - - ngx_chain_update_chains(r->pool, &ctx->free, &ctx->busy, &out, - (ngx_buf_tag_t) &ngx_http_proxy_body_output_filter); - - return rc; -} - - -static ngx_int_t -ngx_http_proxy_process_status_line(ngx_http_request_t *r) -{ - size_t len; - ngx_int_t rc; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - return NGX_ERROR; - } - - u = r->upstream; - - rc = ngx_http_parse_status_line(r, &u->buffer, &ctx->status); - - if (rc == NGX_AGAIN) { - return rc; - } - - if (rc == NGX_ERROR) { - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - r->http_version = NGX_HTTP_VERSION_9; - return NGX_OK; - } - -#endif - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent no valid HTTP/1.0 header"); - -#if 0 - if (u->accel) { - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } -#endif - - r->http_version = NGX_HTTP_VERSION_9; - u->state->status = NGX_HTTP_OK; - u->headers_in.connection_close = 1; - - return NGX_OK; - } - - if (u->state && u->state->status == 0) { - u->state->status = ctx->status.code; - } - - u->headers_in.status_n = ctx->status.code; - - len = ctx->status.end - ctx->status.start; - u->headers_in.status_line.len = len; - - u->headers_in.status_line.data = ngx_pnalloc(r->pool, len); - if (u->headers_in.status_line.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(u->headers_in.status_line.data, ctx->status.start, len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy status %ui \"%V\"", - u->headers_in.status_n, &u->headers_in.status_line); - - if (ctx->status.http_version < NGX_HTTP_VERSION_11) { - u->headers_in.connection_close = 1; - } - - u->process_header = ngx_http_proxy_process_header; - - return ngx_http_proxy_process_header(r); -} - - -static ngx_int_t -ngx_http_proxy_process_header(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_table_elt_t *h; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - ngx_http_upstream_header_t *hh; - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - for ( ;; ) { - - rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); - - if (rc == NGX_OK) { - - /* a header line has been parsed successfully */ - - h = ngx_list_push(&r->upstream->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = r->header_hash; - - h->key.len = r->header_name_end - r->header_name_start; - h->value.len = r->header_end - r->header_start; - - h->key.data = ngx_pnalloc(r->pool, - h->key.len + 1 + h->value.len + 1 + h->key.len); - if (h->key.data == NULL) { - return NGX_ERROR; - } - - h->value.data = h->key.data + h->key.len + 1; - h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; - - ngx_memcpy(h->key.data, r->header_name_start, h->key.len); - h->key.data[h->key.len] = '\0'; - ngx_memcpy(h->value.data, r->header_start, h->value.len); - h->value.data[h->value.len] = '\0'; - - if (h->key.len == r->lowcase_index) { - ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); - - } else { - ngx_strlow(h->lowcase_key, h->key.data, h->key.len); - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy header: \"%V: %V\"", - &h->key, &h->value); - - continue; - } - - if (rc == NGX_HTTP_PARSE_HEADER_DONE) { - - /* a whole header has been parsed successfully */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy header done"); - - /* - * if no "Server" and "Date" in header line, - * then add the special empty headers - */ - - if (r->upstream->headers_in.server == NULL) { - h = ngx_list_push(&r->upstream->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = ngx_hash(ngx_hash(ngx_hash(ngx_hash( - ngx_hash('s', 'e'), 'r'), 'v'), 'e'), 'r'); - - ngx_str_set(&h->key, "Server"); - ngx_str_null(&h->value); - h->lowcase_key = (u_char *) "server"; - } - - if (r->upstream->headers_in.date == NULL) { - h = ngx_list_push(&r->upstream->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = ngx_hash(ngx_hash(ngx_hash('d', 'a'), 't'), 'e'); - - ngx_str_set(&h->key, "Date"); - ngx_str_null(&h->value); - h->lowcase_key = (u_char *) "date"; - } - - /* clear content length if response is chunked */ - - u = r->upstream; - - if (u->headers_in.chunked) { - u->headers_in.content_length_n = -1; - } - - /* - * set u->keepalive if response has no body; this allows to keep - * connections alive in case of r->header_only or X-Accel-Redirect - */ - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (u->headers_in.status_n == NGX_HTTP_NO_CONTENT - || u->headers_in.status_n == NGX_HTTP_NOT_MODIFIED - || ctx->head - || (!u->headers_in.chunked - && u->headers_in.content_length_n == 0)) - { - u->keepalive = !u->headers_in.connection_close; - } - - if (u->headers_in.status_n == NGX_HTTP_SWITCHING_PROTOCOLS) { - u->keepalive = 0; - - if (r->headers_in.upgrade) { - u->upgrade = 1; - } - } - - return NGX_OK; - } - - if (rc == NGX_AGAIN) { - return NGX_AGAIN; - } - - /* there was error while a header line parsing */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid header"); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } -} - - -static ngx_int_t -ngx_http_proxy_input_filter_init(void *data) -{ - ngx_http_request_t *r = data; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - - u = r->upstream; - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy filter init s:%ui h:%d c:%d l:%O", - u->headers_in.status_n, ctx->head, u->headers_in.chunked, - u->headers_in.content_length_n); - - /* as per RFC2616, 4.4 Message Length */ - - if (u->headers_in.status_n == NGX_HTTP_NO_CONTENT - || u->headers_in.status_n == NGX_HTTP_NOT_MODIFIED - || ctx->head) - { - /* 1xx, 204, and 304 and replies to HEAD requests */ - /* no 1xx since we don't send Expect and Upgrade */ - - u->pipe->length = 0; - u->length = 0; - u->keepalive = !u->headers_in.connection_close; - - } else if (u->headers_in.chunked) { - /* chunked */ - - u->pipe->input_filter = ngx_http_proxy_chunked_filter; - u->pipe->length = 3; /* "0" LF LF */ - - u->input_filter = ngx_http_proxy_non_buffered_chunked_filter; - u->length = 1; - - } else if (u->headers_in.content_length_n == 0) { - /* empty body: special case as filter won't be called */ - - u->pipe->length = 0; - u->length = 0; - u->keepalive = !u->headers_in.connection_close; - - } else { - /* content length or connection close */ - - u->pipe->length = u->headers_in.content_length_n; - u->length = u->headers_in.content_length_n; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_copy_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) -{ - ngx_buf_t *b; - ngx_chain_t *cl; - ngx_http_request_t *r; - - if (buf->pos == buf->last) { - return NGX_OK; - } - - cl = ngx_chain_get_free_buf(p->pool, &p->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memcpy(b, buf, sizeof(ngx_buf_t)); - b->shadow = buf; - b->tag = p->tag; - b->last_shadow = 1; - b->recycled = 1; - buf->shadow = b; - - ngx_log_debug1(NGX_LOG_DEBUG_EVENT, p->log, 0, "input buf #%d", b->num); - - if (p->in) { - *p->last_in = cl; - } else { - p->in = cl; - } - p->last_in = &cl->next; - - if (p->length == -1) { - return NGX_OK; - } - - p->length -= b->last - b->pos; - - if (p->length == 0) { - r = p->input_ctx; - p->upstream_done = 1; - r->upstream->keepalive = !r->upstream->headers_in.connection_close; - - } else if (p->length < 0) { - r = p->input_ctx; - p->upstream_done = 1; - - ngx_log_error(NGX_LOG_WARN, r->connection->log, 0, - "upstream sent more data than specified in " - "\"Content-Length\" header"); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_chunked_filter(ngx_event_pipe_t *p, ngx_buf_t *buf) -{ - ngx_int_t rc; - ngx_buf_t *b, **prev; - ngx_chain_t *cl; - ngx_http_request_t *r; - ngx_http_proxy_ctx_t *ctx; - - if (buf->pos == buf->last) { - return NGX_OK; - } - - r = p->input_ctx; - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - return NGX_ERROR; - } - - b = NULL; - prev = &buf->shadow; - - for ( ;; ) { - - rc = ngx_http_parse_chunked(r, buf, &ctx->chunked); - - if (rc == NGX_OK) { - - /* a chunk has been parsed successfully */ - - cl = ngx_chain_get_free_buf(p->pool, &p->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->pos = buf->pos; - b->start = buf->start; - b->end = buf->end; - b->tag = p->tag; - b->temporary = 1; - b->recycled = 1; - - *prev = b; - prev = &b->shadow; - - if (p->in) { - *p->last_in = cl; - } else { - p->in = cl; - } - p->last_in = &cl->next; - - /* STUB */ b->num = buf->num; - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, - "input buf #%d %p", b->num, b->pos); - - if (buf->last - buf->pos >= ctx->chunked.size) { - - buf->pos += (size_t) ctx->chunked.size; - b->last = buf->pos; - ctx->chunked.size = 0; - - continue; - } - - ctx->chunked.size -= buf->last - buf->pos; - buf->pos = buf->last; - b->last = buf->last; - - continue; - } - - if (rc == NGX_DONE) { - - /* a whole response has been parsed successfully */ - - p->upstream_done = 1; - r->upstream->keepalive = !r->upstream->headers_in.connection_close; - - break; - } - - if (rc == NGX_AGAIN) { - - /* set p->length, minimal amount of data we want to see */ - - p->length = ctx->chunked.length; - - break; - } - - /* invalid response */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid chunked response"); - - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy chunked state %ui, length %O", - ctx->chunked.state, p->length); - - if (b) { - b->shadow = buf; - b->last_shadow = 1; - - ngx_log_debug2(NGX_LOG_DEBUG_EVENT, p->log, 0, - "input buf %p %z", b->pos, b->last - b->pos); - - return NGX_OK; - } - - /* there is no data record in the buf, add it to free chain */ - - if (ngx_event_pipe_add_free_buf(p, buf) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_non_buffered_copy_filter(void *data, ssize_t bytes) -{ - ngx_http_request_t *r = data; - - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_upstream_t *u; - - u = r->upstream; - - for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { - ll = &cl->next; - } - - cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); - if (cl == NULL) { - return NGX_ERROR; - } - - *ll = cl; - - cl->buf->flush = 1; - cl->buf->memory = 1; - - b = &u->buffer; - - cl->buf->pos = b->last; - b->last += bytes; - cl->buf->last = b->last; - cl->buf->tag = u->output.tag; - - if (u->length == -1) { - return NGX_OK; - } - - u->length -= bytes; - - if (u->length == 0) { - u->keepalive = !u->headers_in.connection_close; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_non_buffered_chunked_filter(void *data, ssize_t bytes) -{ - ngx_http_request_t *r = data; - - ngx_int_t rc; - ngx_buf_t *b, *buf; - ngx_chain_t *cl, **ll; - ngx_http_upstream_t *u; - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - return NGX_ERROR; - } - - u = r->upstream; - buf = &u->buffer; - - buf->pos = buf->last; - buf->last += bytes; - - for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { - ll = &cl->next; - } - - for ( ;; ) { - - rc = ngx_http_parse_chunked(r, buf, &ctx->chunked); - - if (rc == NGX_OK) { - - /* a chunk has been parsed successfully */ - - cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); - if (cl == NULL) { - return NGX_ERROR; - } - - *ll = cl; - ll = &cl->next; - - b = cl->buf; - - b->flush = 1; - b->memory = 1; - - b->pos = buf->pos; - b->tag = u->output.tag; - - if (buf->last - buf->pos >= ctx->chunked.size) { - buf->pos += (size_t) ctx->chunked.size; - b->last = buf->pos; - ctx->chunked.size = 0; - - } else { - ctx->chunked.size -= buf->last - buf->pos; - buf->pos = buf->last; - b->last = buf->last; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy out buf %p %z", - b->pos, b->last - b->pos); - - continue; - } - - if (rc == NGX_DONE) { - - /* a whole response has been parsed successfully */ - - u->keepalive = !u->headers_in.connection_close; - u->length = 0; - - break; - } - - if (rc == NGX_AGAIN) { - break; - } - - /* invalid response */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid chunked response"); - - return NGX_ERROR; - } - - /* provide continuous buffer for subrequests in memory */ - - if (r->subrequest_in_memory) { - - cl = u->out_bufs; - - if (cl) { - buf->pos = cl->buf->pos; - } - - buf->last = buf->pos; - - for (cl = u->out_bufs; cl; cl = cl->next) { - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http proxy in memory %p-%p %O", - cl->buf->pos, cl->buf->last, ngx_buf_size(cl->buf)); - - if (buf->last == cl->buf->pos) { - buf->last = cl->buf->last; - continue; - } - - buf->last = ngx_movemem(buf->last, cl->buf->pos, - cl->buf->last - cl->buf->pos); - - cl->buf->pos = buf->last - (cl->buf->last - cl->buf->pos); - cl->buf->last = buf->last; - } - } - - return NGX_OK; -} - - -static void -ngx_http_proxy_abort_request(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "abort http proxy request"); - - return; -} - - -static void -ngx_http_proxy_finalize_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http proxy request"); - - return; -} - - -static ngx_int_t -ngx_http_proxy_host_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->len = ctx->vars.host_header.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = ctx->vars.host_header.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_port_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL) { - v->not_found = 1; - return NGX_OK; - } - - v->len = ctx->vars.port.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = ctx->vars.port.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_add_x_forwarded_for_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t len; - u_char *p; - ngx_uint_t i, n; - ngx_table_elt_t **h; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - n = r->headers_in.x_forwarded_for.nelts; - h = r->headers_in.x_forwarded_for.elts; - - len = 0; - - for (i = 0; i < n; i++) { - len += h[i]->value.len + sizeof(", ") - 1; - } - - if (len == 0) { - v->len = r->connection->addr_text.len; - v->data = r->connection->addr_text.data; - return NGX_OK; - } - - len += r->connection->addr_text.len; - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = len; - v->data = p; - - for (i = 0; i < n; i++) { - p = ngx_copy(p, h[i]->value.data, h[i]->value.len); - *p++ = ','; *p++ = ' '; - } - - ngx_memcpy(p, r->connection->addr_text.data, r->connection->addr_text.len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_internal_body_length_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL || ctx->internal_body_length < 0) { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - - if (v->data == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(v->data, "%O", ctx->internal_body_length) - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_internal_chunked_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_proxy_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_proxy_module); - - if (ctx == NULL || !ctx->internal_chunked) { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = (u_char *) "chunked"; - v->len = sizeof("chunked") - 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_rewrite_redirect(ngx_http_request_t *r, ngx_table_elt_t *h, - size_t prefix) -{ - size_t len; - ngx_int_t rc; - ngx_uint_t i; - ngx_http_proxy_rewrite_t *pr; - ngx_http_proxy_loc_conf_t *plcf; - - plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); - - pr = plcf->redirects->elts; - - if (pr == NULL) { - return NGX_DECLINED; - } - - len = h->value.len - prefix; - - for (i = 0; i < plcf->redirects->nelts; i++) { - rc = pr[i].handler(r, h, prefix, len, &pr[i]); - - if (rc != NGX_DECLINED) { - return rc; - } - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_proxy_rewrite_cookie(ngx_http_request_t *r, ngx_table_elt_t *h) -{ - size_t prefix; - u_char *p; - ngx_int_t rc, rv; - ngx_http_proxy_loc_conf_t *plcf; - - p = (u_char *) ngx_strchr(h->value.data, ';'); - if (p == NULL) { - return NGX_DECLINED; - } - - prefix = p + 1 - h->value.data; - - rv = NGX_DECLINED; - - plcf = ngx_http_get_module_loc_conf(r, ngx_http_proxy_module); - - if (plcf->cookie_domains) { - p = ngx_strcasestrn(h->value.data + prefix, "domain=", 7 - 1); - - if (p) { - rc = ngx_http_proxy_rewrite_cookie_value(r, h, p + 7, - plcf->cookie_domains); - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc != NGX_DECLINED) { - rv = rc; - } - } - } - - if (plcf->cookie_paths) { - p = ngx_strcasestrn(h->value.data + prefix, "path=", 5 - 1); - - if (p) { - rc = ngx_http_proxy_rewrite_cookie_value(r, h, p + 5, - plcf->cookie_paths); - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc != NGX_DECLINED) { - rv = rc; - } - } - } - - return rv; -} - - -static ngx_int_t -ngx_http_proxy_rewrite_cookie_value(ngx_http_request_t *r, ngx_table_elt_t *h, - u_char *value, ngx_array_t *rewrites) -{ - size_t len, prefix; - u_char *p; - ngx_int_t rc; - ngx_uint_t i; - ngx_http_proxy_rewrite_t *pr; - - prefix = value - h->value.data; - - p = (u_char *) ngx_strchr(value, ';'); - - len = p ? (size_t) (p - value) : (h->value.len - prefix); - - pr = rewrites->elts; - - for (i = 0; i < rewrites->nelts; i++) { - rc = pr[i].handler(r, h, prefix, len, &pr[i]); - - if (rc != NGX_DECLINED) { - return rc; - } - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_proxy_rewrite_complex_handler(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix, size_t len, ngx_http_proxy_rewrite_t *pr) -{ - ngx_str_t pattern, replacement; - - if (ngx_http_complex_value(r, &pr->pattern.complex, &pattern) != NGX_OK) { - return NGX_ERROR; - } - - if (pattern.len > len - || ngx_rstrncmp(h->value.data + prefix, pattern.data, - pattern.len) != 0) - { - return NGX_DECLINED; - } - - if (ngx_http_complex_value(r, &pr->replacement, &replacement) != NGX_OK) { - return NGX_ERROR; - } - - return ngx_http_proxy_rewrite(r, h, prefix, pattern.len, &replacement); -} - - -#if (NGX_PCRE) - -static ngx_int_t -ngx_http_proxy_rewrite_regex_handler(ngx_http_request_t *r, ngx_table_elt_t *h, - size_t prefix, size_t len, ngx_http_proxy_rewrite_t *pr) -{ - ngx_str_t pattern, replacement; - - pattern.len = len; - pattern.data = h->value.data + prefix; - - if (ngx_http_regex_exec(r, pr->pattern.regex, &pattern) != NGX_OK) { - return NGX_DECLINED; - } - - if (ngx_http_complex_value(r, &pr->replacement, &replacement) != NGX_OK) { - return NGX_ERROR; - } - - if (prefix == 0 && h->value.len == len) { - h->value = replacement; - return NGX_OK; - } - - return ngx_http_proxy_rewrite(r, h, prefix, len, &replacement); -} - -#endif - - -static ngx_int_t -ngx_http_proxy_rewrite_domain_handler(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix, size_t len, ngx_http_proxy_rewrite_t *pr) -{ - u_char *p; - ngx_str_t pattern, replacement; - - if (ngx_http_complex_value(r, &pr->pattern.complex, &pattern) != NGX_OK) { - return NGX_ERROR; - } - - p = h->value.data + prefix; - - if (p[0] == '.') { - p++; - prefix++; - len--; - } - - if (pattern.len != len || ngx_rstrncasecmp(pattern.data, p, len) != 0) { - return NGX_DECLINED; - } - - if (ngx_http_complex_value(r, &pr->replacement, &replacement) != NGX_OK) { - return NGX_ERROR; - } - - return ngx_http_proxy_rewrite(r, h, prefix, len, &replacement); -} - - -static ngx_int_t -ngx_http_proxy_rewrite(ngx_http_request_t *r, ngx_table_elt_t *h, size_t prefix, - size_t len, ngx_str_t *replacement) -{ - u_char *p, *data; - size_t new_len; - - new_len = replacement->len + h->value.len - len; - - if (replacement->len > len) { - - data = ngx_pnalloc(r->pool, new_len + 1); - if (data == NULL) { - return NGX_ERROR; - } - - p = ngx_copy(data, h->value.data, prefix); - p = ngx_copy(p, replacement->data, replacement->len); - - ngx_memcpy(p, h->value.data + prefix + len, - h->value.len - len - prefix + 1); - - h->value.data = data; - - } else { - p = ngx_copy(h->value.data + prefix, replacement->data, - replacement->len); - - ngx_memmove(p, h->value.data + prefix + len, - h->value.len - len - prefix + 1); - } - - h->value.len = new_len; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_proxy_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_proxy_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_http_proxy_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_proxy_main_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_main_conf_t)); - if (conf == NULL) { - return NULL; - } - -#if (NGX_HTTP_CACHE) - if (ngx_array_init(&conf->caches, cf->pool, 4, - sizeof(ngx_http_file_cache_t *)) - != NGX_OK) - { - return NULL; - } -#endif - - return conf; -} - - -static void * -ngx_http_proxy_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_proxy_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_proxy_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->upstream.bufs.num = 0; - * conf->upstream.ignore_headers = 0; - * conf->upstream.next_upstream = 0; - * conf->upstream.cache_zone = NULL; - * conf->upstream.cache_use_stale = 0; - * conf->upstream.cache_methods = 0; - * conf->upstream.temp_path = NULL; - * conf->upstream.hide_headers_hash = { NULL, 0 }; - * conf->upstream.uri = { 0, NULL }; - * conf->upstream.location = NULL; - * conf->upstream.store_lengths = NULL; - * conf->upstream.store_values = NULL; - * conf->upstream.ssl_name = NULL; - * - * conf->method = NULL; - * conf->headers_source = NULL; - * conf->headers.lengths = NULL; - * conf->headers.values = NULL; - * conf->headers.hash = { NULL, 0 }; - * conf->headers_cache.lengths = NULL; - * conf->headers_cache.values = NULL; - * conf->headers_cache.hash = { NULL, 0 }; - * conf->body_lengths = NULL; - * conf->body_values = NULL; - * conf->body_source = { 0, NULL }; - * conf->redirects = NULL; - * conf->ssl = 0; - * conf->ssl_protocols = 0; - * conf->ssl_ciphers = { 0, NULL }; - * conf->ssl_trusted_certificate = { 0, NULL }; - * conf->ssl_crl = { 0, NULL }; - * conf->ssl_certificate = { 0, NULL }; - * conf->ssl_certificate_key = { 0, NULL }; - */ - - conf->upstream.store = NGX_CONF_UNSET; - conf->upstream.store_access = NGX_CONF_UNSET_UINT; - conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; - conf->upstream.buffering = NGX_CONF_UNSET; - conf->upstream.request_buffering = NGX_CONF_UNSET; - conf->upstream.ignore_client_abort = NGX_CONF_UNSET; - conf->upstream.force_ranges = NGX_CONF_UNSET; - - conf->upstream.local = NGX_CONF_UNSET_PTR; - - conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.next_upstream_timeout = NGX_CONF_UNSET_MSEC; - - conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; - conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; - conf->upstream.limit_rate = NGX_CONF_UNSET_SIZE; - - conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; - - conf->upstream.pass_request_headers = NGX_CONF_UNSET; - conf->upstream.pass_request_body = NGX_CONF_UNSET; - -#if (NGX_HTTP_CACHE) - conf->upstream.cache = NGX_CONF_UNSET; - conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; - conf->upstream.cache_max_range_offset = NGX_CONF_UNSET; - conf->upstream.cache_bypass = NGX_CONF_UNSET_PTR; - conf->upstream.no_cache = NGX_CONF_UNSET_PTR; - conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; - conf->upstream.cache_lock = NGX_CONF_UNSET; - conf->upstream.cache_lock_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_lock_age = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_revalidate = NGX_CONF_UNSET; - conf->upstream.cache_convert_head = NGX_CONF_UNSET; - conf->upstream.cache_background_update = NGX_CONF_UNSET; -#endif - - conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; - conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; - - conf->upstream.intercept_errors = NGX_CONF_UNSET; - -#if (NGX_HTTP_SSL) - conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; - conf->upstream.ssl_server_name = NGX_CONF_UNSET; - conf->upstream.ssl_verify = NGX_CONF_UNSET; - conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; - conf->ssl_passwords = NGX_CONF_UNSET_PTR; -#endif - - /* "proxy_cyclic_temp_file" is disabled */ - conf->upstream.cyclic_temp_file = 0; - - conf->redirect = NGX_CONF_UNSET; - conf->upstream.change_buffering = 1; - - conf->cookie_domains = NGX_CONF_UNSET_PTR; - conf->cookie_paths = NGX_CONF_UNSET_PTR; - - conf->http_version = NGX_CONF_UNSET_UINT; - - conf->headers_hash_max_size = NGX_CONF_UNSET_UINT; - conf->headers_hash_bucket_size = NGX_CONF_UNSET_UINT; - - ngx_str_set(&conf->upstream.module, "proxy"); - - return conf; -} - - -static char * -ngx_http_proxy_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_proxy_loc_conf_t *prev = parent; - ngx_http_proxy_loc_conf_t *conf = child; - - u_char *p; - size_t size; - ngx_int_t rc; - ngx_hash_init_t hash; - ngx_http_core_loc_conf_t *clcf; - ngx_http_proxy_rewrite_t *pr; - ngx_http_script_compile_t sc; - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.store > 0) { - conf->upstream.cache = 0; - } - - if (conf->upstream.cache > 0) { - conf->upstream.store = 0; - } - -#endif - - if (conf->upstream.store == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.store, - prev->upstream.store, 0); - - conf->upstream.store_lengths = prev->upstream.store_lengths; - conf->upstream.store_values = prev->upstream.store_values; - } - - ngx_conf_merge_uint_value(conf->upstream.store_access, - prev->upstream.store_access, 0600); - - ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, - prev->upstream.next_upstream_tries, 0); - - ngx_conf_merge_value(conf->upstream.buffering, - prev->upstream.buffering, 1); - - ngx_conf_merge_value(conf->upstream.request_buffering, - prev->upstream.request_buffering, 1); - - ngx_conf_merge_value(conf->upstream.ignore_client_abort, - prev->upstream.ignore_client_abort, 0); - - ngx_conf_merge_value(conf->upstream.force_ranges, - prev->upstream.force_ranges, 0); - - ngx_conf_merge_ptr_value(conf->upstream.local, - prev->upstream.local, NULL); - - ngx_conf_merge_msec_value(conf->upstream.connect_timeout, - prev->upstream.connect_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.send_timeout, - prev->upstream.send_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.read_timeout, - prev->upstream.read_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.next_upstream_timeout, - prev->upstream.next_upstream_timeout, 0); - - ngx_conf_merge_size_value(conf->upstream.send_lowat, - prev->upstream.send_lowat, 0); - - ngx_conf_merge_size_value(conf->upstream.buffer_size, - prev->upstream.buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_size_value(conf->upstream.limit_rate, - prev->upstream.limit_rate, 0); - - ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, - 8, ngx_pagesize); - - if (conf->upstream.bufs.num < 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "there must be at least 2 \"proxy_buffers\""); - return NGX_CONF_ERROR; - } - - - size = conf->upstream.buffer_size; - if (size < conf->upstream.bufs.size) { - size = conf->upstream.bufs.size; - } - - - ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, - prev->upstream.busy_buffers_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.busy_buffers_size = 2 * size; - } else { - conf->upstream.busy_buffers_size = - conf->upstream.busy_buffers_size_conf; - } - - if (conf->upstream.busy_buffers_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_busy_buffers_size\" must be equal to or greater than " - "the maximum of the value of \"proxy_buffer_size\" and " - "one of the \"proxy_buffers\""); - - return NGX_CONF_ERROR; - } - - if (conf->upstream.busy_buffers_size - > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_busy_buffers_size\" must be less than " - "the size of all \"proxy_buffers\" minus one buffer"); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, - prev->upstream.temp_file_write_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.temp_file_write_size = 2 * size; - } else { - conf->upstream.temp_file_write_size = - conf->upstream.temp_file_write_size_conf; - } - - if (conf->upstream.temp_file_write_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_temp_file_write_size\" must be equal to or greater " - "than the maximum of the value of \"proxy_buffer_size\" and " - "one of the \"proxy_buffers\""); - - return NGX_CONF_ERROR; - } - - ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, - prev->upstream.max_temp_file_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; - } else { - conf->upstream.max_temp_file_size = - conf->upstream.max_temp_file_size_conf; - } - - if (conf->upstream.max_temp_file_size != 0 - && conf->upstream.max_temp_file_size < size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_max_temp_file_size\" must be equal to zero to disable " - "temporary files usage or must be equal to or greater than " - "the maximum of the value of \"proxy_buffer_size\" and " - "one of the \"proxy_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, - prev->upstream.ignore_headers, - NGX_CONF_BITMASK_SET); - - - ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, - prev->upstream.next_upstream, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_ERROR - |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); - - if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.next_upstream = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, - prev->upstream.temp_path, - &ngx_http_proxy_temp_path) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.cache, - prev->upstream.cache, 0); - - conf->upstream.cache_zone = prev->upstream.cache_zone; - conf->upstream.cache_value = prev->upstream.cache_value; - } - - if (conf->upstream.cache_zone && conf->upstream.cache_zone->data == NULL) { - ngx_shm_zone_t *shm_zone; - - shm_zone = conf->upstream.cache_zone; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_cache\" zone \"%V\" is unknown", - &shm_zone->shm.name); - - return NGX_CONF_ERROR; - } - - ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, - prev->upstream.cache_min_uses, 1); - - ngx_conf_merge_off_value(conf->upstream.cache_max_range_offset, - prev->upstream.cache_max_range_offset, - NGX_MAX_OFF_T_VALUE); - - ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, - prev->upstream.cache_use_stale, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF)); - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_ERROR) { - conf->upstream.cache_use_stale |= NGX_HTTP_UPSTREAM_FT_NOLIVE; - } - - if (conf->upstream.cache_methods == 0) { - conf->upstream.cache_methods = prev->upstream.cache_methods; - } - - conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; - - ngx_conf_merge_ptr_value(conf->upstream.cache_bypass, - prev->upstream.cache_bypass, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.no_cache, - prev->upstream.no_cache, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.cache_valid, - prev->upstream.cache_valid, NULL); - - if (conf->cache_key.value.data == NULL) { - conf->cache_key = prev->cache_key; - } - - ngx_conf_merge_value(conf->upstream.cache_lock, - prev->upstream.cache_lock, 0); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_timeout, - prev->upstream.cache_lock_timeout, 5000); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_age, - prev->upstream.cache_lock_age, 5000); - - ngx_conf_merge_value(conf->upstream.cache_revalidate, - prev->upstream.cache_revalidate, 0); - - ngx_conf_merge_value(conf->upstream.cache_convert_head, - prev->upstream.cache_convert_head, 1); - - ngx_conf_merge_value(conf->upstream.cache_background_update, - prev->upstream.cache_background_update, 0); - -#endif - - if (conf->method == NULL) { - conf->method = prev->method; - } - - ngx_conf_merge_value(conf->upstream.pass_request_headers, - prev->upstream.pass_request_headers, 1); - ngx_conf_merge_value(conf->upstream.pass_request_body, - prev->upstream.pass_request_body, 1); - - ngx_conf_merge_value(conf->upstream.intercept_errors, - prev->upstream.intercept_errors, 0); - -#if (NGX_HTTP_SSL) - - ngx_conf_merge_value(conf->upstream.ssl_session_reuse, - prev->upstream.ssl_session_reuse, 1); - - ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols, - (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 - |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); - - ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, - "DEFAULT"); - - if (conf->upstream.ssl_name == NULL) { - conf->upstream.ssl_name = prev->upstream.ssl_name; - } - - ngx_conf_merge_value(conf->upstream.ssl_server_name, - prev->upstream.ssl_server_name, 0); - ngx_conf_merge_value(conf->upstream.ssl_verify, - prev->upstream.ssl_verify, 0); - ngx_conf_merge_uint_value(conf->ssl_verify_depth, - prev->ssl_verify_depth, 1); - ngx_conf_merge_str_value(conf->ssl_trusted_certificate, - prev->ssl_trusted_certificate, ""); - ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); - - ngx_conf_merge_str_value(conf->ssl_certificate, - prev->ssl_certificate, ""); - ngx_conf_merge_str_value(conf->ssl_certificate_key, - prev->ssl_certificate_key, ""); - ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); - - if (conf->ssl && ngx_http_proxy_set_ssl(cf, conf) != NGX_OK) { - return NGX_CONF_ERROR; - } - -#endif - - ngx_conf_merge_value(conf->redirect, prev->redirect, 1); - - if (conf->redirect) { - - if (conf->redirects == NULL) { - conf->redirects = prev->redirects; - } - - if (conf->redirects == NULL && conf->url.data) { - - conf->redirects = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_proxy_rewrite_t)); - if (conf->redirects == NULL) { - return NGX_CONF_ERROR; - } - - pr = ngx_array_push(conf->redirects); - if (pr == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&pr->pattern.complex, - sizeof(ngx_http_complex_value_t)); - - ngx_memzero(&pr->replacement, sizeof(ngx_http_complex_value_t)); - - pr->handler = ngx_http_proxy_rewrite_complex_handler; - - if (conf->vars.uri.len) { - pr->pattern.complex.value = conf->url; - pr->replacement.value = conf->location; - - } else { - pr->pattern.complex.value.len = conf->url.len - + sizeof("/") - 1; - - p = ngx_pnalloc(cf->pool, pr->pattern.complex.value.len); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - pr->pattern.complex.value.data = p; - - p = ngx_cpymem(p, conf->url.data, conf->url.len); - *p = '/'; - - ngx_str_set(&pr->replacement.value, "/"); - } - } - } - - ngx_conf_merge_ptr_value(conf->cookie_domains, prev->cookie_domains, NULL); - - ngx_conf_merge_ptr_value(conf->cookie_paths, prev->cookie_paths, NULL); - - ngx_conf_merge_uint_value(conf->http_version, prev->http_version, - NGX_HTTP_VERSION_10); - - ngx_conf_merge_uint_value(conf->headers_hash_max_size, - prev->headers_hash_max_size, 512); - - ngx_conf_merge_uint_value(conf->headers_hash_bucket_size, - prev->headers_hash_bucket_size, 64); - - conf->headers_hash_bucket_size = ngx_align(conf->headers_hash_bucket_size, - ngx_cacheline_size); - - hash.max_size = conf->headers_hash_max_size; - hash.bucket_size = conf->headers_hash_bucket_size; - hash.name = "proxy_headers_hash"; - - if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, - &prev->upstream, ngx_http_proxy_hide_headers, &hash) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - if (clcf->noname - && conf->upstream.upstream == NULL && conf->proxy_lengths == NULL) - { - conf->upstream.upstream = prev->upstream.upstream; - conf->location = prev->location; - conf->vars = prev->vars; - - conf->proxy_lengths = prev->proxy_lengths; - conf->proxy_values = prev->proxy_values; - -#if (NGX_HTTP_SSL) - conf->upstream.ssl = prev->upstream.ssl; -#endif - } - - if (clcf->lmt_excpt && clcf->handler == NULL - && (conf->upstream.upstream || conf->proxy_lengths)) - { - clcf->handler = ngx_http_proxy_handler; - } - - if (conf->body_source.data == NULL) { - conf->body_flushes = prev->body_flushes; - conf->body_source = prev->body_source; - conf->body_lengths = prev->body_lengths; - conf->body_values = prev->body_values; - } - - if (conf->body_source.data && conf->body_lengths == NULL) { - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &conf->body_source; - sc.flushes = &conf->body_flushes; - sc.lengths = &conf->body_lengths; - sc.values = &conf->body_values; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - if (conf->headers_source == NULL) { - conf->headers = prev->headers; -#if (NGX_HTTP_CACHE) - conf->headers_cache = prev->headers_cache; -#endif - conf->headers_source = prev->headers_source; - } - - rc = ngx_http_proxy_init_headers(cf, conf, &conf->headers, - ngx_http_proxy_headers); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache) { - rc = ngx_http_proxy_init_headers(cf, conf, &conf->headers_cache, - ngx_http_proxy_cache_headers); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - } - -#endif - - /* - * special handling to preserve conf->headers in the "http" section - * to inherit it to all servers - */ - - if (prev->headers.hash.buckets == NULL - && conf->headers_source == prev->headers_source) - { - prev->headers = conf->headers; -#if (NGX_HTTP_CACHE) - prev->headers_cache = conf->headers_cache; -#endif - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_proxy_init_headers(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *conf, - ngx_http_proxy_headers_t *headers, ngx_keyval_t *default_headers) -{ - u_char *p; - size_t size; - uintptr_t *code; - ngx_uint_t i; - ngx_array_t headers_names, headers_merged; - ngx_keyval_t *src, *s, *h; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_script_compile_t sc; - ngx_http_script_copy_code_t *copy; - - if (headers->hash.buckets) { - return NGX_OK; - } - - if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&headers_merged, cf->temp_pool, 4, sizeof(ngx_keyval_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - headers->lengths = ngx_array_create(cf->pool, 64, 1); - if (headers->lengths == NULL) { - return NGX_ERROR; - } - - headers->values = ngx_array_create(cf->pool, 512, 1); - if (headers->values == NULL) { - return NGX_ERROR; - } - - if (conf->headers_source) { - - src = conf->headers_source->elts; - for (i = 0; i < conf->headers_source->nelts; i++) { - - s = ngx_array_push(&headers_merged); - if (s == NULL) { - return NGX_ERROR; - } - - *s = src[i]; - } - } - - h = default_headers; - - while (h->key.len) { - - src = headers_merged.elts; - for (i = 0; i < headers_merged.nelts; i++) { - if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { - goto next; - } - } - - s = ngx_array_push(&headers_merged); - if (s == NULL) { - return NGX_ERROR; - } - - *s = *h; - - next: - - h++; - } - - - src = headers_merged.elts; - for (i = 0; i < headers_merged.nelts; i++) { - - hk = ngx_array_push(&headers_names); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key = src[i].key; - hk->key_hash = ngx_hash_key_lc(src[i].key.data, src[i].key.len); - hk->value = (void *) 1; - - if (src[i].value.len == 0) { - continue; - } - - if (ngx_http_script_variables_count(&src[i].value) == 0) { - copy = ngx_array_push_n(headers->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) - ngx_http_script_copy_len_code; - copy->len = src[i].key.len + sizeof(": ") - 1 - + src[i].value.len + sizeof(CRLF) - 1; - - - size = (sizeof(ngx_http_script_copy_code_t) - + src[i].key.len + sizeof(": ") - 1 - + src[i].value.len + sizeof(CRLF) - 1 - + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - copy = ngx_array_push_n(headers->values, size); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = ngx_http_script_copy_code; - copy->len = src[i].key.len + sizeof(": ") - 1 - + src[i].value.len + sizeof(CRLF) - 1; - - p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); - - p = ngx_cpymem(p, src[i].key.data, src[i].key.len); - *p++ = ':'; *p++ = ' '; - p = ngx_cpymem(p, src[i].value.data, src[i].value.len); - *p++ = CR; *p = LF; - - } else { - copy = ngx_array_push_n(headers->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) - ngx_http_script_copy_len_code; - copy->len = src[i].key.len + sizeof(": ") - 1; - - - size = (sizeof(ngx_http_script_copy_code_t) - + src[i].key.len + sizeof(": ") - 1 + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - copy = ngx_array_push_n(headers->values, size); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = ngx_http_script_copy_code; - copy->len = src[i].key.len + sizeof(": ") - 1; - - p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); - p = ngx_cpymem(p, src[i].key.data, src[i].key.len); - *p++ = ':'; *p = ' '; - - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &src[i].value; - sc.flushes = &headers->flushes; - sc.lengths = &headers->lengths; - sc.values = &headers->values; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_ERROR; - } - - - copy = ngx_array_push_n(headers->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) - ngx_http_script_copy_len_code; - copy->len = sizeof(CRLF) - 1; - - - size = (sizeof(ngx_http_script_copy_code_t) - + sizeof(CRLF) - 1 + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - copy = ngx_array_push_n(headers->values, size); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = ngx_http_script_copy_code; - copy->len = sizeof(CRLF) - 1; - - p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); - *p++ = CR; *p = LF; - } - - code = ngx_array_push_n(headers->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - code = ngx_array_push_n(headers->values, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - code = ngx_array_push_n(headers->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - - hash.hash = &headers->hash; - hash.key = ngx_hash_key_lc; - hash.max_size = conf->headers_hash_max_size; - hash.bucket_size = conf->headers_hash_bucket_size; - hash.name = "proxy_headers_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts); -} - - -static char * -ngx_http_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - size_t add; - u_short port; - ngx_str_t *value, *url; - ngx_url_t u; - ngx_uint_t n; - ngx_http_core_loc_conf_t *clcf; - ngx_http_script_compile_t sc; - - if (plcf->upstream.upstream || plcf->proxy_lengths) { - return "is duplicate"; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - clcf->handler = ngx_http_proxy_handler; - - if (clcf->name.data[clcf->name.len - 1] == '/') { - clcf->auto_redirect = 1; - } - - value = cf->args->elts; - - url = &value[1]; - - n = ngx_http_script_variables_count(url); - - if (n) { - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = url; - sc.lengths = &plcf->proxy_lengths; - sc.values = &plcf->proxy_values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_SSL) - plcf->ssl = 1; -#endif - - return NGX_CONF_OK; - } - - if (ngx_strncasecmp(url->data, (u_char *) "http://", 7) == 0) { - add = 7; - port = 80; - - } else if (ngx_strncasecmp(url->data, (u_char *) "https://", 8) == 0) { - -#if (NGX_HTTP_SSL) - plcf->ssl = 1; - - add = 8; - port = 443; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "https protocol requires SSL support"); - return NGX_CONF_ERROR; -#endif - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid URL prefix"); - return NGX_CONF_ERROR; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url.len = url->len - add; - u.url.data = url->data + add; - u.default_port = port; - u.uri_part = 1; - u.no_resolve = 1; - - plcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); - if (plcf->upstream.upstream == NULL) { - return NGX_CONF_ERROR; - } - - plcf->vars.schema.len = add; - plcf->vars.schema.data = url->data; - plcf->vars.key_start = plcf->vars.schema; - - ngx_http_proxy_set_vars(&u, &plcf->vars); - - plcf->location = clcf->name; - - if (clcf->named -#if (NGX_PCRE) - || clcf->regex -#endif - || clcf->noname) - { - if (plcf->vars.uri.len) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_pass\" cannot have URI part in " - "location given by regular expression, " - "or inside named location, " - "or inside \"if\" statement, " - "or inside \"limit_except\" block"); - return NGX_CONF_ERROR; - } - - plcf->location.len = 0; - } - - plcf->url = *url; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_proxy_redirect(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - u_char *p; - ngx_str_t *value; - ngx_http_proxy_rewrite_t *pr; - ngx_http_compile_complex_value_t ccv; - - if (plcf->redirect == 0) { - return NGX_CONF_OK; - } - - plcf->redirect = 1; - - value = cf->args->elts; - - if (cf->args->nelts == 2) { - if (ngx_strcmp(value[1].data, "off") == 0) { - plcf->redirect = 0; - plcf->redirects = NULL; - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[1].data, "false") == 0) { - ngx_conf_log_error(NGX_LOG_ERR, cf, 0, - "invalid parameter \"false\", use \"off\" instead"); - plcf->redirect = 0; - plcf->redirects = NULL; - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[1].data, "default") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - } - - if (plcf->redirects == NULL) { - plcf->redirects = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_proxy_rewrite_t)); - if (plcf->redirects == NULL) { - return NGX_CONF_ERROR; - } - } - - pr = ngx_array_push(plcf->redirects); - if (pr == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_strcmp(value[1].data, "default") == 0) { - if (plcf->proxy_lengths) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_redirect default\" cannot be used " - "with \"proxy_pass\" directive with variables"); - return NGX_CONF_ERROR; - } - - if (plcf->url.data == NULL) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_redirect default\" should be placed " - "after the \"proxy_pass\" directive"); - return NGX_CONF_ERROR; - } - - pr->handler = ngx_http_proxy_rewrite_complex_handler; - - ngx_memzero(&pr->pattern.complex, sizeof(ngx_http_complex_value_t)); - - ngx_memzero(&pr->replacement, sizeof(ngx_http_complex_value_t)); - - if (plcf->vars.uri.len) { - pr->pattern.complex.value = plcf->url; - pr->replacement.value = plcf->location; - - } else { - pr->pattern.complex.value.len = plcf->url.len + sizeof("/") - 1; - - p = ngx_pnalloc(cf->pool, pr->pattern.complex.value.len); - if (p == NULL) { - return NGX_CONF_ERROR; - } - - pr->pattern.complex.value.data = p; - - p = ngx_cpymem(p, plcf->url.data, plcf->url.len); - *p = '/'; - - ngx_str_set(&pr->replacement.value, "/"); - } - - return NGX_CONF_OK; - } - - - if (value[1].data[0] == '~') { - value[1].len--; - value[1].data++; - - if (value[1].data[0] == '*') { - value[1].len--; - value[1].data++; - - if (ngx_http_proxy_rewrite_regex(cf, pr, &value[1], 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else { - if (ngx_http_proxy_rewrite_regex(cf, pr, &value[1], 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - } else { - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &pr->pattern.complex; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - pr->handler = ngx_http_proxy_rewrite_complex_handler; - } - - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = &pr->replacement; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_proxy_cookie_domain(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - ngx_str_t *value; - ngx_http_proxy_rewrite_t *pr; - ngx_http_compile_complex_value_t ccv; - - if (plcf->cookie_domains == NULL) { - return NGX_CONF_OK; - } - - value = cf->args->elts; - - if (cf->args->nelts == 2) { - - if (ngx_strcmp(value[1].data, "off") == 0) { - plcf->cookie_domains = NULL; - return NGX_CONF_OK; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (plcf->cookie_domains == NGX_CONF_UNSET_PTR) { - plcf->cookie_domains = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_proxy_rewrite_t)); - if (plcf->cookie_domains == NULL) { - return NGX_CONF_ERROR; - } - } - - pr = ngx_array_push(plcf->cookie_domains); - if (pr == NULL) { - return NGX_CONF_ERROR; - } - - if (value[1].data[0] == '~') { - value[1].len--; - value[1].data++; - - if (ngx_http_proxy_rewrite_regex(cf, pr, &value[1], 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else { - - if (value[1].data[0] == '.') { - value[1].len--; - value[1].data++; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &pr->pattern.complex; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - pr->handler = ngx_http_proxy_rewrite_domain_handler; - - if (value[2].data[0] == '.') { - value[2].len--; - value[2].data++; - } - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = &pr->replacement; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_proxy_cookie_path(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - ngx_str_t *value; - ngx_http_proxy_rewrite_t *pr; - ngx_http_compile_complex_value_t ccv; - - if (plcf->cookie_paths == NULL) { - return NGX_CONF_OK; - } - - value = cf->args->elts; - - if (cf->args->nelts == 2) { - - if (ngx_strcmp(value[1].data, "off") == 0) { - plcf->cookie_paths = NULL; - return NGX_CONF_OK; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (plcf->cookie_paths == NGX_CONF_UNSET_PTR) { - plcf->cookie_paths = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_proxy_rewrite_t)); - if (plcf->cookie_paths == NULL) { - return NGX_CONF_ERROR; - } - } - - pr = ngx_array_push(plcf->cookie_paths); - if (pr == NULL) { - return NGX_CONF_ERROR; - } - - if (value[1].data[0] == '~') { - value[1].len--; - value[1].data++; - - if (value[1].data[0] == '*') { - value[1].len--; - value[1].data++; - - if (ngx_http_proxy_rewrite_regex(cf, pr, &value[1], 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else { - if (ngx_http_proxy_rewrite_regex(cf, pr, &value[1], 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - } else { - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &pr->pattern.complex; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - pr->handler = ngx_http_proxy_rewrite_complex_handler; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = &pr->replacement; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_proxy_rewrite_regex(ngx_conf_t *cf, ngx_http_proxy_rewrite_t *pr, - ngx_str_t *regex, ngx_uint_t caseless) -{ -#if (NGX_PCRE) - u_char errstr[NGX_MAX_CONF_ERRSTR]; - ngx_regex_compile_t rc; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = *regex; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - if (caseless) { - rc.options = NGX_REGEX_CASELESS; - } - - pr->pattern.regex = ngx_http_regex_compile(cf, &rc); - if (pr->pattern.regex == NULL) { - return NGX_ERROR; - } - - pr->handler = ngx_http_proxy_rewrite_regex_handler; - - return NGX_OK; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "using regex \"%V\" requires PCRE library", regex); - return NGX_ERROR; - -#endif -} - - -static char * -ngx_http_proxy_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - ngx_str_t *value; - ngx_http_script_compile_t sc; - - if (plcf->upstream.store != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - plcf->upstream.store = 0; - return NGX_CONF_OK; - } - -#if (NGX_HTTP_CACHE) - if (plcf->upstream.cache > 0) { - return "is incompatible with \"proxy_cache\""; - } -#endif - - plcf->upstream.store = 1; - - if (ngx_strcmp(value[1].data, "on") == 0) { - return NGX_CONF_OK; - } - - /* include the terminating '\0' into script */ - value[1].len++; - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[1]; - sc.lengths = &plcf->upstream.store_lengths; - sc.values = &plcf->upstream.store_values; - sc.variables = ngx_http_script_variables_count(&value[1]); - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -#if (NGX_HTTP_CACHE) - -static char * -ngx_http_proxy_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - ngx_str_t *value; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (plcf->upstream.cache != NGX_CONF_UNSET) { - return "is duplicate"; - } - - if (ngx_strcmp(value[1].data, "off") == 0) { - plcf->upstream.cache = 0; - return NGX_CONF_OK; - } - - if (plcf->upstream.store > 0) { - return "is incompatible with \"proxy_store\""; - } - - plcf->upstream.cache = 1; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - - plcf->upstream.cache_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (plcf->upstream.cache_value == NULL) { - return NGX_CONF_ERROR; - } - - *plcf->upstream.cache_value = cv; - - return NGX_CONF_OK; - } - - plcf->upstream.cache_zone = ngx_shared_memory_add(cf, &value[1], 0, - &ngx_http_proxy_module); - if (plcf->upstream.cache_zone == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_proxy_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - ngx_str_t *value; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (plcf->cache_key.value.data) { - return "is duplicate"; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &plcf->cache_key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - -#endif - - -#if (NGX_HTTP_SSL) - -static char * -ngx_http_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_proxy_loc_conf_t *plcf = conf; - - ngx_str_t *value; - - if (plcf->ssl_passwords != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - plcf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); - - if (plcf->ssl_passwords == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - -#endif - - -static char * -ngx_http_proxy_lowat_check(ngx_conf_t *cf, void *post, void *data) -{ -#if (NGX_FREEBSD) - ssize_t *np = data; - - if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"proxy_send_lowat\" must be less than %d " - "(sysctl net.inet.tcp.sendspace)", - ngx_freebsd_net_inet_tcp_sendspace); - - return NGX_CONF_ERROR; - } - -#elif !(NGX_HAVE_SO_SNDLOWAT) - ssize_t *np = data; - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "\"proxy_send_lowat\" is not supported, ignored"); - - *np = 0; - -#endif - - return NGX_CONF_OK; -} - - -#if (NGX_HTTP_SSL) - -static ngx_int_t -ngx_http_proxy_set_ssl(ngx_conf_t *cf, ngx_http_proxy_loc_conf_t *plcf) -{ - ngx_pool_cleanup_t *cln; - - plcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); - if (plcf->upstream.ssl == NULL) { - return NGX_ERROR; - } - - plcf->upstream.ssl->log = cf->log; - - if (ngx_ssl_create(plcf->upstream.ssl, plcf->ssl_protocols, NULL) - != NGX_OK) - { - return NGX_ERROR; - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_ssl_cleanup_ctx; - cln->data = plcf->upstream.ssl; - - if (plcf->ssl_certificate.len) { - - if (plcf->ssl_certificate_key.len == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"proxy_ssl_certificate_key\" is defined " - "for certificate \"%V\"", &plcf->ssl_certificate); - return NGX_ERROR; - } - - if (ngx_ssl_certificate(cf, plcf->upstream.ssl, &plcf->ssl_certificate, - &plcf->ssl_certificate_key, plcf->ssl_passwords) - != NGX_OK) - { - return NGX_ERROR; - } - } - - if (ngx_ssl_ciphers(cf, plcf->upstream.ssl, &plcf->ssl_ciphers, 0) - != NGX_OK) - { - return NGX_ERROR; - } - - if (plcf->upstream.ssl_verify) { - if (plcf->ssl_trusted_certificate.len == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); - return NGX_ERROR; - } - - if (ngx_ssl_trusted_certificate(cf, plcf->upstream.ssl, - &plcf->ssl_trusted_certificate, - plcf->ssl_verify_depth) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_ssl_crl(cf, plcf->upstream.ssl, &plcf->ssl_crl) != NGX_OK) { - return NGX_ERROR; - } - } - - return NGX_OK; -} - -#endif - - -static void -ngx_http_proxy_set_vars(ngx_url_t *u, ngx_http_proxy_vars_t *v) -{ - if (u->family != AF_UNIX) { - - if (u->no_port || u->port == u->default_port) { - - v->host_header = u->host; - - if (u->default_port == 80) { - ngx_str_set(&v->port, "80"); - - } else { - ngx_str_set(&v->port, "443"); - } - - } else { - v->host_header.len = u->host.len + 1 + u->port_text.len; - v->host_header.data = u->host.data; - v->port = u->port_text; - } - - v->key_start.len += v->host_header.len; - - } else { - ngx_str_set(&v->host_header, "localhost"); - ngx_str_null(&v->port); - v->key_start.len += sizeof("unix:") - 1 + u->host.len + 1; - } - - v->uri = u->uri; -} diff --git a/app/nginx/src/http/modules/ngx_http_random_index_module.c b/app/nginx/src/http/modules/ngx_http_random_index_module.c deleted file mode 100644 index b47ee4f..0000000 --- a/app/nginx/src/http/modules/ngx_http_random_index_module.c +++ /dev/null @@ -1,317 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_flag_t enable; -} ngx_http_random_index_loc_conf_t; - - -#define NGX_HTTP_RANDOM_INDEX_PREALLOCATE 50 - - -static ngx_int_t ngx_http_random_index_error(ngx_http_request_t *r, - ngx_dir_t *dir, ngx_str_t *name); -static ngx_int_t ngx_http_random_index_init(ngx_conf_t *cf); -static void *ngx_http_random_index_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_random_index_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); - - -static ngx_command_t ngx_http_random_index_commands[] = { - - { ngx_string("random_index"), - NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_random_index_loc_conf_t, enable), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_random_index_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_random_index_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_random_index_create_loc_conf, /* create location configuration */ - ngx_http_random_index_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_random_index_module = { - NGX_MODULE_V1, - &ngx_http_random_index_module_ctx, /* module context */ - ngx_http_random_index_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_random_index_handler(ngx_http_request_t *r) -{ - u_char *last, *filename; - size_t len, allocated, root; - ngx_err_t err; - ngx_int_t rc; - ngx_str_t path, uri, *name; - ngx_dir_t dir; - ngx_uint_t n, level; - ngx_array_t names; - ngx_http_random_index_loc_conf_t *rlcf; - - if (r->uri.data[r->uri.len - 1] != '/') { - return NGX_DECLINED; - } - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { - return NGX_DECLINED; - } - - rlcf = ngx_http_get_module_loc_conf(r, ngx_http_random_index_module); - - if (!rlcf->enable) { - return NGX_DECLINED; - } - -#if (NGX_HAVE_D_TYPE) - len = NGX_DIR_MASK_LEN; -#else - len = NGX_HTTP_RANDOM_INDEX_PREALLOCATE; -#endif - - last = ngx_http_map_uri_to_path(r, &path, &root, len); - if (last == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - allocated = path.len; - - path.len = last - path.data - 1; - path.data[path.len] = '\0'; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http random index: \"%s\"", path.data); - - if (ngx_open_dir(&path, &dir) == NGX_ERROR) { - err = ngx_errno; - - if (err == NGX_ENOENT - || err == NGX_ENOTDIR - || err == NGX_ENAMETOOLONG) - { - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_FOUND; - - } else if (err == NGX_EACCES) { - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - - } else { - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_log_error(level, r->connection->log, err, - ngx_open_dir_n " \"%s\" failed", path.data); - - return rc; - } - - if (ngx_array_init(&names, r->pool, 32, sizeof(ngx_str_t)) != NGX_OK) { - return ngx_http_random_index_error(r, &dir, &path); - } - - filename = path.data; - filename[path.len] = '/'; - - for ( ;; ) { - ngx_set_errno(0); - - if (ngx_read_dir(&dir) == NGX_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOMOREFILES) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_read_dir_n " \"%V\" failed", &path); - return ngx_http_random_index_error(r, &dir, &path); - } - - break; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http random index file: \"%s\"", ngx_de_name(&dir)); - - if (ngx_de_name(&dir)[0] == '.') { - continue; - } - - len = ngx_de_namelen(&dir); - - if (dir.type == 0 || ngx_de_is_link(&dir)) { - - /* 1 byte for '/' and 1 byte for terminating '\0' */ - - if (path.len + 1 + len + 1 > allocated) { - allocated = path.len + 1 + len + 1 - + NGX_HTTP_RANDOM_INDEX_PREALLOCATE; - - filename = ngx_pnalloc(r->pool, allocated); - if (filename == NULL) { - return ngx_http_random_index_error(r, &dir, &path); - } - - last = ngx_cpystrn(filename, path.data, path.len + 1); - *last++ = '/'; - } - - ngx_cpystrn(last, ngx_de_name(&dir), len + 1); - - if (ngx_de_info(filename, &dir) == NGX_FILE_ERROR) { - err = ngx_errno; - - if (err != NGX_ENOENT) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_de_info_n " \"%s\" failed", filename); - return ngx_http_random_index_error(r, &dir, &path); - } - - if (ngx_de_link_info(filename, &dir) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_de_link_info_n " \"%s\" failed", - filename); - return ngx_http_random_index_error(r, &dir, &path); - } - } - } - - if (!ngx_de_is_file(&dir)) { - continue; - } - - name = ngx_array_push(&names); - if (name == NULL) { - return ngx_http_random_index_error(r, &dir, &path); - } - - name->len = len; - - name->data = ngx_pnalloc(r->pool, len); - if (name->data == NULL) { - return ngx_http_random_index_error(r, &dir, &path); - } - - ngx_memcpy(name->data, ngx_de_name(&dir), len); - } - - if (ngx_close_dir(&dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", &path); - } - - n = names.nelts; - - if (n == 0) { - return NGX_DECLINED; - } - - name = names.elts; - - n = (ngx_uint_t) (((uint64_t) ngx_random() * n) / 0x80000000); - - uri.len = r->uri.len + name[n].len; - - uri.data = ngx_pnalloc(r->pool, uri.len); - if (uri.data == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - last = ngx_copy(uri.data, r->uri.data, r->uri.len); - ngx_memcpy(last, name[n].data, name[n].len); - - return ngx_http_internal_redirect(r, &uri, &r->args); -} - - -static ngx_int_t -ngx_http_random_index_error(ngx_http_request_t *r, ngx_dir_t *dir, - ngx_str_t *name) -{ - if (ngx_close_dir(dir) == NGX_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_dir_n " \"%V\" failed", name); - } - - return NGX_HTTP_INTERNAL_SERVER_ERROR; -} - - -static void * -ngx_http_random_index_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_random_index_loc_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_random_index_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->enable = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_random_index_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_random_index_loc_conf_t *prev = parent; - ngx_http_random_index_loc_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_random_index_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_random_index_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_range_filter_module.c b/app/nginx/src/http/modules/ngx_http_range_filter_module.c deleted file mode 100644 index 951a00d..0000000 --- a/app/nginx/src/http/modules/ngx_http_range_filter_module.c +++ /dev/null @@ -1,920 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -/* - * the single part format: - * - * "HTTP/1.0 206 Partial Content" CRLF - * ... header ... - * "Content-Type: image/jpeg" CRLF - * "Content-Length: SIZE" CRLF - * "Content-Range: bytes START-END/SIZE" CRLF - * CRLF - * ... data ... - * - * - * the multipart format: - * - * "HTTP/1.0 206 Partial Content" CRLF - * ... header ... - * "Content-Type: multipart/byteranges; boundary=0123456789" CRLF - * CRLF - * CRLF - * "--0123456789" CRLF - * "Content-Type: image/jpeg" CRLF - * "Content-Range: bytes START0-END0/SIZE" CRLF - * CRLF - * ... data ... - * CRLF - * "--0123456789" CRLF - * "Content-Type: image/jpeg" CRLF - * "Content-Range: bytes START1-END1/SIZE" CRLF - * CRLF - * ... data ... - * CRLF - * "--0123456789--" CRLF - */ - - -typedef struct { - off_t start; - off_t end; - ngx_str_t content_range; -} ngx_http_range_t; - - -typedef struct { - off_t offset; - ngx_str_t boundary_header; - ngx_array_t ranges; -} ngx_http_range_filter_ctx_t; - - -static ngx_int_t ngx_http_range_parse(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_uint_t ranges); -static ngx_int_t ngx_http_range_singlepart_header(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx); -static ngx_int_t ngx_http_range_multipart_header(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx); -static ngx_int_t ngx_http_range_not_satisfiable(ngx_http_request_t *r); -static ngx_int_t ngx_http_range_test_overlapped(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in); -static ngx_int_t ngx_http_range_singlepart_body(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in); -static ngx_int_t ngx_http_range_multipart_body(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in); - -static ngx_int_t ngx_http_range_header_filter_init(ngx_conf_t *cf); -static ngx_int_t ngx_http_range_body_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_range_header_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_range_header_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL, /* merge location configuration */ -}; - - -ngx_module_t ngx_http_range_header_filter_module = { - NGX_MODULE_V1, - &ngx_http_range_header_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_module_t ngx_http_range_body_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_range_body_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL, /* merge location configuration */ -}; - - -ngx_module_t ngx_http_range_body_filter_module = { - NGX_MODULE_V1, - &ngx_http_range_body_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_range_header_filter(ngx_http_request_t *r) -{ - time_t if_range_time; - ngx_str_t *if_range, *etag; - ngx_uint_t ranges; - ngx_http_core_loc_conf_t *clcf; - ngx_http_range_filter_ctx_t *ctx; - - if (r->http_version < NGX_HTTP_VERSION_10 - || r->headers_out.status != NGX_HTTP_OK - || (r != r->main && !r->subrequest_ranges) - || r->headers_out.content_length_n == -1 - || !r->allow_ranges) - { - return ngx_http_next_header_filter(r); - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->max_ranges == 0) { - return ngx_http_next_header_filter(r); - } - - if (r->headers_in.range == NULL - || r->headers_in.range->value.len < 7 - || ngx_strncasecmp(r->headers_in.range->value.data, - (u_char *) "bytes=", 6) - != 0) - { - goto next_filter; - } - - if (r->headers_in.if_range) { - - if_range = &r->headers_in.if_range->value; - - if (if_range->len >= 2 && if_range->data[if_range->len - 1] == '"') { - - if (r->headers_out.etag == NULL) { - goto next_filter; - } - - etag = &r->headers_out.etag->value; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ir:%V etag:%V", if_range, etag); - - if (if_range->len != etag->len - || ngx_strncmp(if_range->data, etag->data, etag->len) != 0) - { - goto next_filter; - } - - goto parse; - } - - if (r->headers_out.last_modified_time == (time_t) -1) { - goto next_filter; - } - - if_range_time = ngx_parse_http_time(if_range->data, if_range->len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ir:%T lm:%T", - if_range_time, r->headers_out.last_modified_time); - - if (if_range_time != r->headers_out.last_modified_time) { - goto next_filter; - } - } - -parse: - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_range_filter_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ctx->offset = r->headers_out.content_offset; - - ranges = r->single_range ? 1 : clcf->max_ranges; - - switch (ngx_http_range_parse(r, ctx, ranges)) { - - case NGX_OK: - ngx_http_set_ctx(r, ctx, ngx_http_range_body_filter_module); - - r->headers_out.status = NGX_HTTP_PARTIAL_CONTENT; - r->headers_out.status_line.len = 0; - - if (ctx->ranges.nelts == 1) { - return ngx_http_range_singlepart_header(r, ctx); - } - - return ngx_http_range_multipart_header(r, ctx); - - case NGX_HTTP_RANGE_NOT_SATISFIABLE: - return ngx_http_range_not_satisfiable(r); - - case NGX_ERROR: - return NGX_ERROR; - - default: /* NGX_DECLINED */ - break; - } - -next_filter: - - r->headers_out.accept_ranges = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.accept_ranges == NULL) { - return NGX_ERROR; - } - - r->headers_out.accept_ranges->hash = 1; - ngx_str_set(&r->headers_out.accept_ranges->key, "Accept-Ranges"); - ngx_str_set(&r->headers_out.accept_ranges->value, "bytes"); - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_range_parse(ngx_http_request_t *r, ngx_http_range_filter_ctx_t *ctx, - ngx_uint_t ranges) -{ - u_char *p; - off_t start, end, size, content_length, cutoff, - cutlim; - ngx_uint_t suffix; - ngx_http_range_t *range; - ngx_http_range_filter_ctx_t *mctx; - - if (r != r->main) { - mctx = ngx_http_get_module_ctx(r->main, - ngx_http_range_body_filter_module); - if (mctx) { - ctx->ranges = mctx->ranges; - return NGX_OK; - } - } - - if (ngx_array_init(&ctx->ranges, r->pool, 1, sizeof(ngx_http_range_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - p = r->headers_in.range->value.data + 6; - size = 0; - content_length = r->headers_out.content_length_n; - - cutoff = NGX_MAX_OFF_T_VALUE / 10; - cutlim = NGX_MAX_OFF_T_VALUE % 10; - - for ( ;; ) { - start = 0; - end = 0; - suffix = 0; - - while (*p == ' ') { p++; } - - if (*p != '-') { - if (*p < '0' || *p > '9') { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - while (*p >= '0' && *p <= '9') { - if (start >= cutoff && (start > cutoff || *p - '0' > cutlim)) { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - start = start * 10 + *p++ - '0'; - } - - while (*p == ' ') { p++; } - - if (*p++ != '-') { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - while (*p == ' ') { p++; } - - if (*p == ',' || *p == '\0') { - end = content_length; - goto found; - } - - } else { - suffix = 1; - p++; - } - - if (*p < '0' || *p > '9') { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - while (*p >= '0' && *p <= '9') { - if (end >= cutoff && (end > cutoff || *p - '0' > cutlim)) { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - end = end * 10 + *p++ - '0'; - } - - while (*p == ' ') { p++; } - - if (*p != ',' && *p != '\0') { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - if (suffix) { - start = content_length - end; - end = content_length - 1; - } - - if (end >= content_length) { - end = content_length; - - } else { - end++; - } - - found: - - if (start < end) { - range = ngx_array_push(&ctx->ranges); - if (range == NULL) { - return NGX_ERROR; - } - - range->start = start; - range->end = end; - - size += end - start; - - if (ranges-- == 0) { - return NGX_DECLINED; - } - } - - if (*p++ != ',') { - break; - } - } - - if (ctx->ranges.nelts == 0) { - return NGX_HTTP_RANGE_NOT_SATISFIABLE; - } - - if (size > content_length) { - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_range_singlepart_header(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx) -{ - ngx_table_elt_t *content_range; - ngx_http_range_t *range; - - if (r != r->main) { - return ngx_http_next_header_filter(r); - } - - content_range = ngx_list_push(&r->headers_out.headers); - if (content_range == NULL) { - return NGX_ERROR; - } - - r->headers_out.content_range = content_range; - - content_range->hash = 1; - ngx_str_set(&content_range->key, "Content-Range"); - - content_range->value.data = ngx_pnalloc(r->pool, - sizeof("bytes -/") - 1 + 3 * NGX_OFF_T_LEN); - if (content_range->value.data == NULL) { - return NGX_ERROR; - } - - /* "Content-Range: bytes SSSS-EEEE/TTTT" header */ - - range = ctx->ranges.elts; - - content_range->value.len = ngx_sprintf(content_range->value.data, - "bytes %O-%O/%O", - range->start, range->end - 1, - r->headers_out.content_length_n) - - content_range->value.data; - - r->headers_out.content_length_n = range->end - range->start; - r->headers_out.content_offset = range->start; - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_range_multipart_header(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx) -{ - size_t len; - ngx_uint_t i; - ngx_http_range_t *range; - ngx_atomic_uint_t boundary; - - len = sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN - + sizeof(CRLF "Content-Type: ") - 1 - + r->headers_out.content_type.len - + sizeof(CRLF "Content-Range: bytes ") - 1; - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - len += sizeof("; charset=") - 1 + r->headers_out.charset.len; - } - - ctx->boundary_header.data = ngx_pnalloc(r->pool, len); - if (ctx->boundary_header.data == NULL) { - return NGX_ERROR; - } - - boundary = ngx_next_temp_number(0); - - /* - * The boundary header of the range: - * CRLF - * "--0123456789" CRLF - * "Content-Type: image/jpeg" CRLF - * "Content-Range: bytes " - */ - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - ctx->boundary_header.len = ngx_sprintf(ctx->boundary_header.data, - CRLF "--%0muA" CRLF - "Content-Type: %V; charset=%V" CRLF - "Content-Range: bytes ", - boundary, - &r->headers_out.content_type, - &r->headers_out.charset) - - ctx->boundary_header.data; - - } else if (r->headers_out.content_type.len) { - ctx->boundary_header.len = ngx_sprintf(ctx->boundary_header.data, - CRLF "--%0muA" CRLF - "Content-Type: %V" CRLF - "Content-Range: bytes ", - boundary, - &r->headers_out.content_type) - - ctx->boundary_header.data; - - } else { - ctx->boundary_header.len = ngx_sprintf(ctx->boundary_header.data, - CRLF "--%0muA" CRLF - "Content-Range: bytes ", - boundary) - - ctx->boundary_header.data; - } - - r->headers_out.content_type.data = - ngx_pnalloc(r->pool, - sizeof("Content-Type: multipart/byteranges; boundary=") - 1 - + NGX_ATOMIC_T_LEN); - - if (r->headers_out.content_type.data == NULL) { - return NGX_ERROR; - } - - r->headers_out.content_type_lowcase = NULL; - - /* "Content-Type: multipart/byteranges; boundary=0123456789" */ - - r->headers_out.content_type.len = - ngx_sprintf(r->headers_out.content_type.data, - "multipart/byteranges; boundary=%0muA", - boundary) - - r->headers_out.content_type.data; - - r->headers_out.content_type_len = r->headers_out.content_type.len; - - r->headers_out.charset.len = 0; - - /* the size of the last boundary CRLF "--0123456789--" CRLF */ - - len = sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN + sizeof("--" CRLF) - 1; - - range = ctx->ranges.elts; - for (i = 0; i < ctx->ranges.nelts; i++) { - - /* the size of the range: "SSSS-EEEE/TTTT" CRLF CRLF */ - - range[i].content_range.data = - ngx_pnalloc(r->pool, 3 * NGX_OFF_T_LEN + 2 + 4); - - if (range[i].content_range.data == NULL) { - return NGX_ERROR; - } - - range[i].content_range.len = ngx_sprintf(range[i].content_range.data, - "%O-%O/%O" CRLF CRLF, - range[i].start, range[i].end - 1, - r->headers_out.content_length_n) - - range[i].content_range.data; - - len += ctx->boundary_header.len + range[i].content_range.len - + (size_t) (range[i].end - range[i].start); - } - - r->headers_out.content_length_n = len; - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_range_not_satisfiable(ngx_http_request_t *r) -{ - ngx_table_elt_t *content_range; - - r->headers_out.status = NGX_HTTP_RANGE_NOT_SATISFIABLE; - - content_range = ngx_list_push(&r->headers_out.headers); - if (content_range == NULL) { - return NGX_ERROR; - } - - r->headers_out.content_range = content_range; - - content_range->hash = 1; - ngx_str_set(&content_range->key, "Content-Range"); - - content_range->value.data = ngx_pnalloc(r->pool, - sizeof("bytes */") - 1 + NGX_OFF_T_LEN); - if (content_range->value.data == NULL) { - return NGX_ERROR; - } - - content_range->value.len = ngx_sprintf(content_range->value.data, - "bytes */%O", - r->headers_out.content_length_n) - - content_range->value.data; - - ngx_http_clear_content_length(r); - - return NGX_HTTP_RANGE_NOT_SATISFIABLE; -} - - -static ngx_int_t -ngx_http_range_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_http_range_filter_ctx_t *ctx; - - if (in == NULL) { - return ngx_http_next_body_filter(r, in); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_range_body_filter_module); - - if (ctx == NULL) { - return ngx_http_next_body_filter(r, in); - } - - if (ctx->ranges.nelts == 1) { - return ngx_http_range_singlepart_body(r, ctx, in); - } - - /* - * multipart ranges are supported only if whole body is in a single buffer - */ - - if (ngx_buf_special(in->buf)) { - return ngx_http_next_body_filter(r, in); - } - - if (ngx_http_range_test_overlapped(r, ctx, in) != NGX_OK) { - return NGX_ERROR; - } - - return ngx_http_range_multipart_body(r, ctx, in); -} - - -static ngx_int_t -ngx_http_range_test_overlapped(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in) -{ - off_t start, last; - ngx_buf_t *buf; - ngx_uint_t i; - ngx_http_range_t *range; - - if (ctx->offset) { - goto overlapped; - } - - buf = in->buf; - - if (!buf->last_buf) { - start = ctx->offset; - last = ctx->offset + ngx_buf_size(buf); - - range = ctx->ranges.elts; - for (i = 0; i < ctx->ranges.nelts; i++) { - if (start > range[i].start || last < range[i].end) { - goto overlapped; - } - } - } - - ctx->offset = ngx_buf_size(buf); - - return NGX_OK; - -overlapped: - - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "range in overlapped buffers"); - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_range_singlepart_body(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in) -{ - off_t start, last; - ngx_buf_t *buf; - ngx_chain_t *out, *cl, **ll; - ngx_http_range_t *range; - - out = NULL; - ll = &out; - range = ctx->ranges.elts; - - for (cl = in; cl; cl = cl->next) { - - buf = cl->buf; - - start = ctx->offset; - last = ctx->offset + ngx_buf_size(buf); - - ctx->offset = last; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http range body buf: %O-%O", start, last); - - if (ngx_buf_special(buf)) { - *ll = cl; - ll = &cl->next; - continue; - } - - if (range->end <= start || range->start >= last) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http range body skip"); - - if (buf->in_file) { - buf->file_pos = buf->file_last; - } - - buf->pos = buf->last; - buf->sync = 1; - - continue; - } - - if (range->start > start) { - - if (buf->in_file) { - buf->file_pos += range->start - start; - } - - if (ngx_buf_in_memory(buf)) { - buf->pos += (size_t) (range->start - start); - } - } - - if (range->end <= last) { - - if (buf->in_file) { - buf->file_last -= last - range->end; - } - - if (ngx_buf_in_memory(buf)) { - buf->last -= (size_t) (last - range->end); - } - - buf->last_buf = (r == r->main) ? 1 : 0; - buf->last_in_chain = 1; - *ll = cl; - cl->next = NULL; - - break; - } - - *ll = cl; - ll = &cl->next; - } - - if (out == NULL) { - return NGX_OK; - } - - return ngx_http_next_body_filter(r, out); -} - - -static ngx_int_t -ngx_http_range_multipart_body(ngx_http_request_t *r, - ngx_http_range_filter_ctx_t *ctx, ngx_chain_t *in) -{ - ngx_buf_t *b, *buf; - ngx_uint_t i; - ngx_chain_t *out, *hcl, *rcl, *dcl, **ll; - ngx_http_range_t *range; - - ll = &out; - buf = in->buf; - range = ctx->ranges.elts; - - for (i = 0; i < ctx->ranges.nelts; i++) { - - /* - * The boundary header of the range: - * CRLF - * "--0123456789" CRLF - * "Content-Type: image/jpeg" CRLF - * "Content-Range: bytes " - */ - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - b->pos = ctx->boundary_header.data; - b->last = ctx->boundary_header.data + ctx->boundary_header.len; - - hcl = ngx_alloc_chain_link(r->pool); - if (hcl == NULL) { - return NGX_ERROR; - } - - hcl->buf = b; - - - /* "SSSS-EEEE/TTTT" CRLF CRLF */ - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->temporary = 1; - b->pos = range[i].content_range.data; - b->last = range[i].content_range.data + range[i].content_range.len; - - rcl = ngx_alloc_chain_link(r->pool); - if (rcl == NULL) { - return NGX_ERROR; - } - - rcl->buf = b; - - - /* the range data */ - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->in_file = buf->in_file; - b->temporary = buf->temporary; - b->memory = buf->memory; - b->mmap = buf->mmap; - b->file = buf->file; - - if (buf->in_file) { - b->file_pos = buf->file_pos + range[i].start; - b->file_last = buf->file_pos + range[i].end; - } - - if (ngx_buf_in_memory(buf)) { - b->pos = buf->pos + (size_t) range[i].start; - b->last = buf->pos + (size_t) range[i].end; - } - - dcl = ngx_alloc_chain_link(r->pool); - if (dcl == NULL) { - return NGX_ERROR; - } - - dcl->buf = b; - - *ll = hcl; - hcl->next = rcl; - rcl->next = dcl; - ll = &dcl->next; - } - - /* the last boundary CRLF "--0123456789--" CRLF */ - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->temporary = 1; - b->last_buf = 1; - - b->pos = ngx_pnalloc(r->pool, sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN - + sizeof("--" CRLF) - 1); - if (b->pos == NULL) { - return NGX_ERROR; - } - - b->last = ngx_cpymem(b->pos, ctx->boundary_header.data, - sizeof(CRLF "--") - 1 + NGX_ATOMIC_T_LEN); - *b->last++ = '-'; *b->last++ = '-'; - *b->last++ = CR; *b->last++ = LF; - - hcl = ngx_alloc_chain_link(r->pool); - if (hcl == NULL) { - return NGX_ERROR; - } - - hcl->buf = b; - hcl->next = NULL; - - *ll = hcl; - - return ngx_http_next_body_filter(r, out); -} - - -static ngx_int_t -ngx_http_range_header_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_range_header_filter; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_range_body_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_range_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_realip_module.c b/app/nginx/src/http/modules/ngx_http_realip_module.c deleted file mode 100644 index 5e3355c..0000000 --- a/app/nginx/src/http/modules/ngx_http_realip_module.c +++ /dev/null @@ -1,570 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_REALIP_XREALIP 0 -#define NGX_HTTP_REALIP_XFWD 1 -#define NGX_HTTP_REALIP_HEADER 2 -#define NGX_HTTP_REALIP_PROXY 3 - - -typedef struct { - ngx_array_t *from; /* array of ngx_cidr_t */ - ngx_uint_t type; - ngx_uint_t hash; - ngx_str_t header; - ngx_flag_t recursive; -} ngx_http_realip_loc_conf_t; - - -typedef struct { - ngx_connection_t *connection; - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t addr_text; -} ngx_http_realip_ctx_t; - - -static ngx_int_t ngx_http_realip_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_realip_set_addr(ngx_http_request_t *r, - ngx_addr_t *addr); -static void ngx_http_realip_cleanup(void *data); -static char *ngx_http_realip_from(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_realip(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static void *ngx_http_realip_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_realip_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_realip_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_http_realip_init(ngx_conf_t *cf); -static ngx_http_realip_ctx_t *ngx_http_realip_get_module_ctx( - ngx_http_request_t *r); - - -static ngx_int_t ngx_http_realip_remote_addr_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_realip_remote_port_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - - -static ngx_command_t ngx_http_realip_commands[] = { - - { ngx_string("set_real_ip_from"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_realip_from, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("real_ip_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_realip, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("real_ip_recursive"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_realip_loc_conf_t, recursive), - NULL }, - - ngx_null_command -}; - - - -static ngx_http_module_t ngx_http_realip_module_ctx = { - ngx_http_realip_add_variables, /* preconfiguration */ - ngx_http_realip_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_realip_create_loc_conf, /* create location configuration */ - ngx_http_realip_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_realip_module = { - NGX_MODULE_V1, - &ngx_http_realip_module_ctx, /* module context */ - ngx_http_realip_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_realip_vars[] = { - - { ngx_string("realip_remote_addr"), NULL, - ngx_http_realip_remote_addr_variable, 0, 0, 0 }, - - { ngx_string("realip_remote_port"), NULL, - ngx_http_realip_remote_port_variable, 0, 0, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_int_t -ngx_http_realip_handler(ngx_http_request_t *r) -{ - u_char *p; - size_t len; - ngx_str_t *value; - ngx_uint_t i, hash; - ngx_addr_t addr; - ngx_array_t *xfwd; - ngx_list_part_t *part; - ngx_table_elt_t *header; - ngx_connection_t *c; - ngx_http_realip_ctx_t *ctx; - ngx_http_realip_loc_conf_t *rlcf; - - rlcf = ngx_http_get_module_loc_conf(r, ngx_http_realip_module); - - if (rlcf->from == NULL) { - return NGX_DECLINED; - } - - ctx = ngx_http_realip_get_module_ctx(r); - - if (ctx) { - return NGX_DECLINED; - } - - switch (rlcf->type) { - - case NGX_HTTP_REALIP_XREALIP: - - if (r->headers_in.x_real_ip == NULL) { - return NGX_DECLINED; - } - - value = &r->headers_in.x_real_ip->value; - xfwd = NULL; - - break; - - case NGX_HTTP_REALIP_XFWD: - - xfwd = &r->headers_in.x_forwarded_for; - - if (xfwd->elts == NULL) { - return NGX_DECLINED; - } - - value = NULL; - - break; - - case NGX_HTTP_REALIP_PROXY: - - value = &r->connection->proxy_protocol_addr; - - if (value->len == 0) { - return NGX_DECLINED; - } - - xfwd = NULL; - - break; - - default: /* NGX_HTTP_REALIP_HEADER */ - - part = &r->headers_in.headers.part; - header = part->elts; - - hash = rlcf->hash; - len = rlcf->header.len; - p = rlcf->header.data; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (hash == header[i].hash - && len == header[i].key.len - && ngx_strncmp(p, header[i].lowcase_key, len) == 0) - { - value = &header[i].value; - xfwd = NULL; - - goto found; - } - } - - return NGX_DECLINED; - } - -found: - - c = r->connection; - - addr.sockaddr = c->sockaddr; - addr.socklen = c->socklen; - /* addr.name = c->addr_text; */ - - if (ngx_http_get_forwarded_addr(r, &addr, xfwd, value, rlcf->from, - rlcf->recursive) - != NGX_DECLINED) - { - if (rlcf->type == NGX_HTTP_REALIP_PROXY) { - ngx_inet_set_port(addr.sockaddr, c->proxy_protocol_port); - } - - return ngx_http_realip_set_addr(r, &addr); - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_realip_set_addr(ngx_http_request_t *r, ngx_addr_t *addr) -{ - size_t len; - u_char *p; - u_char text[NGX_SOCKADDR_STRLEN]; - ngx_connection_t *c; - ngx_pool_cleanup_t *cln; - ngx_http_realip_ctx_t *ctx; - - cln = ngx_pool_cleanup_add(r->pool, sizeof(ngx_http_realip_ctx_t)); - if (cln == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ctx = cln->data; - - c = r->connection; - - len = ngx_sock_ntop(addr->sockaddr, addr->socklen, text, - NGX_SOCKADDR_STRLEN, 0); - if (len == 0) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - p = ngx_pnalloc(c->pool, len); - if (p == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_memcpy(p, text, len); - - cln->handler = ngx_http_realip_cleanup; - ngx_http_set_ctx(r, ctx, ngx_http_realip_module); - - ctx->connection = c; - ctx->sockaddr = c->sockaddr; - ctx->socklen = c->socklen; - ctx->addr_text = c->addr_text; - - c->sockaddr = addr->sockaddr; - c->socklen = addr->socklen; - c->addr_text.len = len; - c->addr_text.data = p; - - return NGX_DECLINED; -} - - -static void -ngx_http_realip_cleanup(void *data) -{ - ngx_http_realip_ctx_t *ctx = data; - - ngx_connection_t *c; - - c = ctx->connection; - - c->sockaddr = ctx->sockaddr; - c->socklen = ctx->socklen; - c->addr_text = ctx->addr_text; -} - - -static char * -ngx_http_realip_from(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_realip_loc_conf_t *rlcf = conf; - - ngx_int_t rc; - ngx_str_t *value; - ngx_cidr_t *cidr; - - value = cf->args->elts; - - if (rlcf->from == NULL) { - rlcf->from = ngx_array_create(cf->pool, 2, - sizeof(ngx_cidr_t)); - if (rlcf->from == NULL) { - return NGX_CONF_ERROR; - } - } - - cidr = ngx_array_push(rlcf->from); - if (cidr == NULL) { - return NGX_CONF_ERROR; - } - -#if (NGX_HAVE_UNIX_DOMAIN) - - if (ngx_strcmp(value[1].data, "unix:") == 0) { - cidr->family = AF_UNIX; - return NGX_CONF_OK; - } - -#endif - - rc = ngx_ptocidr(&value[1], cidr); - - if (rc == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "invalid parameter \"%V\"", - &value[1]); - return NGX_CONF_ERROR; - } - - if (rc == NGX_DONE) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "low address bits of %V are meaningless", &value[1]); - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_realip(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_realip_loc_conf_t *rlcf = conf; - - ngx_str_t *value; - - if (rlcf->type != NGX_CONF_UNSET_UINT) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "X-Real-IP") == 0) { - rlcf->type = NGX_HTTP_REALIP_XREALIP; - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[1].data, "X-Forwarded-For") == 0) { - rlcf->type = NGX_HTTP_REALIP_XFWD; - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[1].data, "proxy_protocol") == 0) { - rlcf->type = NGX_HTTP_REALIP_PROXY; - return NGX_CONF_OK; - } - - rlcf->type = NGX_HTTP_REALIP_HEADER; - rlcf->hash = ngx_hash_strlow(value[1].data, value[1].data, value[1].len); - rlcf->header = value[1]; - - return NGX_CONF_OK; -} - - -static void * -ngx_http_realip_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_realip_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_realip_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->from = NULL; - * conf->hash = 0; - * conf->header = { 0, NULL }; - */ - - conf->type = NGX_CONF_UNSET_UINT; - conf->recursive = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_realip_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_realip_loc_conf_t *prev = parent; - ngx_http_realip_loc_conf_t *conf = child; - - if (conf->from == NULL) { - conf->from = prev->from; - } - - ngx_conf_merge_uint_value(conf->type, prev->type, NGX_HTTP_REALIP_XREALIP); - ngx_conf_merge_value(conf->recursive, prev->recursive, 0); - - if (conf->header.len == 0) { - conf->hash = prev->hash; - conf->header = prev->header; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_realip_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_realip_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_realip_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_realip_handler; - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_realip_handler; - - return NGX_OK; -} - - -static ngx_http_realip_ctx_t * -ngx_http_realip_get_module_ctx(ngx_http_request_t *r) -{ - ngx_pool_cleanup_t *cln; - ngx_http_realip_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_realip_module); - - if (ctx == NULL && (r->internal || r->filter_finalize)) { - - /* - * if module context was reset, the original address - * can still be found in the cleanup handler - */ - - for (cln = r->pool->cleanup; cln; cln = cln->next) { - if (cln->handler == ngx_http_realip_cleanup) { - ctx = cln->data; - break; - } - } - } - - return ctx; -} - - -static ngx_int_t -ngx_http_realip_remote_addr_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *addr_text; - ngx_http_realip_ctx_t *ctx; - - ctx = ngx_http_realip_get_module_ctx(r); - - addr_text = ctx ? &ctx->addr_text : &r->connection->addr_text; - - v->len = addr_text->len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = addr_text->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_realip_remote_port_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - struct sockaddr *sa; - ngx_http_realip_ctx_t *ctx; - - ctx = ngx_http_realip_get_module_ctx(r); - - sa = ctx ? ctx->sockaddr : r->connection->sockaddr; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(sa); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_referer_module.c b/app/nginx/src/http/modules/ngx_http_referer_module.c deleted file mode 100644 index 3f0f78e..0000000 --- a/app/nginx/src/http/modules/ngx_http_referer_module.c +++ /dev/null @@ -1,671 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_REFERER_NO_URI_PART ((void *) 4) - - -typedef struct { - ngx_hash_combined_t hash; - -#if (NGX_PCRE) - ngx_array_t *regex; - ngx_array_t *server_name_regex; -#endif - - ngx_flag_t no_referer; - ngx_flag_t blocked_referer; - ngx_flag_t server_names; - - ngx_hash_keys_arrays_t *keys; - - ngx_uint_t referer_hash_max_size; - ngx_uint_t referer_hash_bucket_size; -} ngx_http_referer_conf_t; - - -static void * ngx_http_referer_create_conf(ngx_conf_t *cf); -static char * ngx_http_referer_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_valid_referers(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_add_referer(ngx_conf_t *cf, - ngx_hash_keys_arrays_t *keys, ngx_str_t *value, ngx_str_t *uri); -static ngx_int_t ngx_http_add_regex_referer(ngx_conf_t *cf, - ngx_http_referer_conf_t *rlcf, ngx_str_t *name); -#if (NGX_PCRE) -static ngx_int_t ngx_http_add_regex_server_name(ngx_conf_t *cf, - ngx_http_referer_conf_t *rlcf, ngx_http_regex_t *regex); -#endif -static int ngx_libc_cdecl ngx_http_cmp_referer_wildcards(const void *one, - const void *two); - - -static ngx_command_t ngx_http_referer_commands[] = { - - { ngx_string("valid_referers"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_valid_referers, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("referer_hash_max_size"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_referer_conf_t, referer_hash_max_size), - NULL }, - - { ngx_string("referer_hash_bucket_size"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_referer_conf_t, referer_hash_bucket_size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_referer_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_referer_create_conf, /* create location configuration */ - ngx_http_referer_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_referer_module = { - NGX_MODULE_V1, - &ngx_http_referer_module_ctx, /* module context */ - ngx_http_referer_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_referer_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - u_char *p, *ref, *last; - size_t len; - ngx_str_t *uri; - ngx_uint_t i, key; - ngx_http_referer_conf_t *rlcf; - u_char buf[256]; -#if (NGX_PCRE) - ngx_int_t rc; - ngx_str_t referer; -#endif - - rlcf = ngx_http_get_module_loc_conf(r, ngx_http_referer_module); - - if (rlcf->hash.hash.buckets == NULL - && rlcf->hash.wc_head == NULL - && rlcf->hash.wc_tail == NULL -#if (NGX_PCRE) - && rlcf->regex == NULL - && rlcf->server_name_regex == NULL -#endif - ) - { - goto valid; - } - - if (r->headers_in.referer == NULL) { - if (rlcf->no_referer) { - goto valid; - } - - goto invalid; - } - - len = r->headers_in.referer->value.len; - ref = r->headers_in.referer->value.data; - - if (len >= sizeof("http://i.ru") - 1) { - last = ref + len; - - if (ngx_strncasecmp(ref, (u_char *) "http://", 7) == 0) { - ref += 7; - len -= 7; - goto valid_scheme; - - } else if (ngx_strncasecmp(ref, (u_char *) "https://", 8) == 0) { - ref += 8; - len -= 8; - goto valid_scheme; - } - } - - if (rlcf->blocked_referer) { - goto valid; - } - - goto invalid; - -valid_scheme: - - i = 0; - key = 0; - - for (p = ref; p < last; p++) { - if (*p == '/' || *p == ':') { - break; - } - - if (i == 256) { - goto invalid; - } - - buf[i] = ngx_tolower(*p); - key = ngx_hash(key, buf[i++]); - } - - uri = ngx_hash_find_combined(&rlcf->hash, key, buf, p - ref); - - if (uri) { - goto uri; - } - -#if (NGX_PCRE) - - if (rlcf->server_name_regex) { - referer.len = p - ref; - referer.data = buf; - - rc = ngx_regex_exec_array(rlcf->server_name_regex, &referer, - r->connection->log); - - if (rc == NGX_OK) { - goto valid; - } - - if (rc == NGX_ERROR) { - return rc; - } - - /* NGX_DECLINED */ - } - - if (rlcf->regex) { - referer.len = len; - referer.data = ref; - - rc = ngx_regex_exec_array(rlcf->regex, &referer, r->connection->log); - - if (rc == NGX_OK) { - goto valid; - } - - if (rc == NGX_ERROR) { - return rc; - } - - /* NGX_DECLINED */ - } - -#endif - -invalid: - - *v = ngx_http_variable_true_value; - - return NGX_OK; - -uri: - - for ( /* void */ ; p < last; p++) { - if (*p == '/') { - break; - } - } - - len = last - p; - - if (uri == NGX_HTTP_REFERER_NO_URI_PART) { - goto valid; - } - - if (len < uri->len || ngx_strncmp(uri->data, p, uri->len) != 0) { - goto invalid; - } - -valid: - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static void * -ngx_http_referer_create_conf(ngx_conf_t *cf) -{ - ngx_http_referer_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_referer_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->hash = { NULL }; - * conf->server_names = 0; - * conf->keys = NULL; - */ - -#if (NGX_PCRE) - conf->regex = NGX_CONF_UNSET_PTR; - conf->server_name_regex = NGX_CONF_UNSET_PTR; -#endif - - conf->no_referer = NGX_CONF_UNSET; - conf->blocked_referer = NGX_CONF_UNSET; - conf->referer_hash_max_size = NGX_CONF_UNSET_UINT; - conf->referer_hash_bucket_size = NGX_CONF_UNSET_UINT; - - return conf; -} - - -static char * -ngx_http_referer_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_referer_conf_t *prev = parent; - ngx_http_referer_conf_t *conf = child; - - ngx_uint_t n; - ngx_hash_init_t hash; - ngx_http_server_name_t *sn; - ngx_http_core_srv_conf_t *cscf; - - if (conf->keys == NULL) { - conf->hash = prev->hash; - -#if (NGX_PCRE) - ngx_conf_merge_ptr_value(conf->regex, prev->regex, NULL); - ngx_conf_merge_ptr_value(conf->server_name_regex, - prev->server_name_regex, NULL); -#endif - ngx_conf_merge_value(conf->no_referer, prev->no_referer, 0); - ngx_conf_merge_value(conf->blocked_referer, prev->blocked_referer, 0); - ngx_conf_merge_uint_value(conf->referer_hash_max_size, - prev->referer_hash_max_size, 2048); - ngx_conf_merge_uint_value(conf->referer_hash_bucket_size, - prev->referer_hash_bucket_size, 64); - - return NGX_CONF_OK; - } - - if (conf->server_names == 1) { - cscf = ngx_http_conf_get_module_srv_conf(cf, ngx_http_core_module); - - sn = cscf->server_names.elts; - for (n = 0; n < cscf->server_names.nelts; n++) { - -#if (NGX_PCRE) - if (sn[n].regex) { - - if (ngx_http_add_regex_server_name(cf, conf, sn[n].regex) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - continue; - } -#endif - - if (ngx_http_add_referer(cf, conf->keys, &sn[n].name, NULL) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - } - - if ((conf->no_referer == 1 || conf->blocked_referer == 1) - && conf->keys->keys.nelts == 0 - && conf->keys->dns_wc_head.nelts == 0 - && conf->keys->dns_wc_tail.nelts == 0) - { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "the \"none\" or \"blocked\" referers are specified " - "in the \"valid_referers\" directive " - "without any valid referer"); - return NGX_CONF_ERROR; - } - - ngx_conf_merge_uint_value(conf->referer_hash_max_size, - prev->referer_hash_max_size, 2048); - ngx_conf_merge_uint_value(conf->referer_hash_bucket_size, - prev->referer_hash_bucket_size, 64); - conf->referer_hash_bucket_size = ngx_align(conf->referer_hash_bucket_size, - ngx_cacheline_size); - - hash.key = ngx_hash_key_lc; - hash.max_size = conf->referer_hash_max_size; - hash.bucket_size = conf->referer_hash_bucket_size; - hash.name = "referer_hash"; - hash.pool = cf->pool; - - if (conf->keys->keys.nelts) { - hash.hash = &conf->hash.hash; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, conf->keys->keys.elts, conf->keys->keys.nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - if (conf->keys->dns_wc_head.nelts) { - - ngx_qsort(conf->keys->dns_wc_head.elts, - (size_t) conf->keys->dns_wc_head.nelts, - sizeof(ngx_hash_key_t), - ngx_http_cmp_referer_wildcards); - - hash.hash = NULL; - hash.temp_pool = cf->temp_pool; - - if (ngx_hash_wildcard_init(&hash, conf->keys->dns_wc_head.elts, - conf->keys->dns_wc_head.nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - conf->hash.wc_head = (ngx_hash_wildcard_t *) hash.hash; - } - - if (conf->keys->dns_wc_tail.nelts) { - - ngx_qsort(conf->keys->dns_wc_tail.elts, - (size_t) conf->keys->dns_wc_tail.nelts, - sizeof(ngx_hash_key_t), - ngx_http_cmp_referer_wildcards); - - hash.hash = NULL; - hash.temp_pool = cf->temp_pool; - - if (ngx_hash_wildcard_init(&hash, conf->keys->dns_wc_tail.elts, - conf->keys->dns_wc_tail.nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - conf->hash.wc_tail = (ngx_hash_wildcard_t *) hash.hash; - } - -#if (NGX_PCRE) - ngx_conf_merge_ptr_value(conf->regex, prev->regex, NULL); - ngx_conf_merge_ptr_value(conf->server_name_regex, prev->server_name_regex, - NULL); -#endif - - if (conf->no_referer == NGX_CONF_UNSET) { - conf->no_referer = 0; - } - - if (conf->blocked_referer == NGX_CONF_UNSET) { - conf->blocked_referer = 0; - } - - conf->keys = NULL; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_valid_referers(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_referer_conf_t *rlcf = conf; - - u_char *p; - ngx_str_t *value, uri, name; - ngx_uint_t i; - ngx_http_variable_t *var; - - ngx_str_set(&name, "invalid_referer"); - - var = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - var->get_handler = ngx_http_referer_variable; - - if (rlcf->keys == NULL) { - rlcf->keys = ngx_pcalloc(cf->temp_pool, sizeof(ngx_hash_keys_arrays_t)); - if (rlcf->keys == NULL) { - return NGX_CONF_ERROR; - } - - rlcf->keys->pool = cf->pool; - rlcf->keys->temp_pool = cf->pool; - - if (ngx_hash_keys_array_init(rlcf->keys, NGX_HASH_SMALL) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - if (value[i].len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid referer \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (ngx_strcmp(value[i].data, "none") == 0) { - rlcf->no_referer = 1; - continue; - } - - if (ngx_strcmp(value[i].data, "blocked") == 0) { - rlcf->blocked_referer = 1; - continue; - } - - if (ngx_strcmp(value[i].data, "server_names") == 0) { - rlcf->server_names = 1; - continue; - } - - if (value[i].data[0] == '~') { - if (ngx_http_add_regex_referer(cf, rlcf, &value[i]) != NGX_OK) { - return NGX_CONF_ERROR; - } - - continue; - } - - ngx_str_null(&uri); - - p = (u_char *) ngx_strchr(value[i].data, '/'); - - if (p) { - uri.len = (value[i].data + value[i].len) - p; - uri.data = p; - value[i].len = p - value[i].data; - } - - if (ngx_http_add_referer(cf, rlcf->keys, &value[i], &uri) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_add_referer(ngx_conf_t *cf, ngx_hash_keys_arrays_t *keys, - ngx_str_t *value, ngx_str_t *uri) -{ - ngx_int_t rc; - ngx_str_t *u; - - if (uri == NULL || uri->len == 0) { - u = NGX_HTTP_REFERER_NO_URI_PART; - - } else { - u = ngx_palloc(cf->pool, sizeof(ngx_str_t)); - if (u == NULL) { - return NGX_ERROR; - } - - *u = *uri; - } - - rc = ngx_hash_add_key(keys, value, u, NGX_HASH_WILDCARD_KEY); - - if (rc == NGX_OK) { - return NGX_OK; - } - - if (rc == NGX_DECLINED) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid hostname or wildcard \"%V\"", value); - } - - if (rc == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting parameter \"%V\"", value); - } - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_add_regex_referer(ngx_conf_t *cf, ngx_http_referer_conf_t *rlcf, - ngx_str_t *name) -{ -#if (NGX_PCRE) - ngx_regex_elt_t *re; - ngx_regex_compile_t rc; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - if (name->len == 1) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "empty regex in \"%V\"", name); - return NGX_ERROR; - } - - if (rlcf->regex == NGX_CONF_UNSET_PTR) { - rlcf->regex = ngx_array_create(cf->pool, 2, sizeof(ngx_regex_elt_t)); - if (rlcf->regex == NULL) { - return NGX_ERROR; - } - } - - re = ngx_array_push(rlcf->regex); - if (re == NULL) { - return NGX_ERROR; - } - - name->len--; - name->data++; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = *name; - rc.pool = cf->pool; - rc.options = NGX_REGEX_CASELESS; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - if (ngx_regex_compile(&rc) != NGX_OK) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc.err); - return NGX_ERROR; - } - - re->regex = rc.regex; - re->name = name->data; - - return NGX_OK; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the using of the regex \"%V\" requires PCRE library", - name); - - return NGX_ERROR; - -#endif -} - - -#if (NGX_PCRE) - -static ngx_int_t -ngx_http_add_regex_server_name(ngx_conf_t *cf, ngx_http_referer_conf_t *rlcf, - ngx_http_regex_t *regex) -{ - ngx_regex_elt_t *re; - - if (rlcf->server_name_regex == NGX_CONF_UNSET_PTR) { - rlcf->server_name_regex = ngx_array_create(cf->pool, 2, - sizeof(ngx_regex_elt_t)); - if (rlcf->server_name_regex == NULL) { - return NGX_ERROR; - } - } - - re = ngx_array_push(rlcf->server_name_regex); - if (re == NULL) { - return NGX_ERROR; - } - - re->regex = regex->regex; - re->name = regex->name.data; - - return NGX_OK; -} - -#endif - - -static int ngx_libc_cdecl -ngx_http_cmp_referer_wildcards(const void *one, const void *two) -{ - ngx_hash_key_t *first, *second; - - first = (ngx_hash_key_t *) one; - second = (ngx_hash_key_t *) two; - - return ngx_dns_strcmp(first->key.data, second->key.data); -} diff --git a/app/nginx/src/http/modules/ngx_http_rewrite_module.c b/app/nginx/src/http/modules/ngx_http_rewrite_module.c deleted file mode 100644 index a6f1fc8..0000000 --- a/app/nginx/src/http/modules/ngx_http_rewrite_module.c +++ /dev/null @@ -1,1022 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_array_t *codes; /* uintptr_t */ - - ngx_uint_t stack_size; - - ngx_flag_t log; - ngx_flag_t uninitialized_variable_warn; -} ngx_http_rewrite_loc_conf_t; - - -static void *ngx_http_rewrite_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_rewrite_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_rewrite_init(ngx_conf_t *cf); -static char *ngx_http_rewrite(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_http_rewrite_return(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_rewrite_break(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_rewrite_if(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char * ngx_http_rewrite_if_condition(ngx_conf_t *cf, - ngx_http_rewrite_loc_conf_t *lcf); -static char *ngx_http_rewrite_variable(ngx_conf_t *cf, - ngx_http_rewrite_loc_conf_t *lcf, ngx_str_t *value); -static char *ngx_http_rewrite_set(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char * ngx_http_rewrite_value(ngx_conf_t *cf, - ngx_http_rewrite_loc_conf_t *lcf, ngx_str_t *value); - - -static ngx_command_t ngx_http_rewrite_commands[] = { - - { ngx_string("rewrite"), - NGX_HTTP_SRV_CONF|NGX_HTTP_SIF_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE23, - ngx_http_rewrite, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("return"), - NGX_HTTP_SRV_CONF|NGX_HTTP_SIF_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE12, - ngx_http_rewrite_return, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("break"), - NGX_HTTP_SRV_CONF|NGX_HTTP_SIF_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_NOARGS, - ngx_http_rewrite_break, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("if"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_1MORE, - ngx_http_rewrite_if, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("set"), - NGX_HTTP_SRV_CONF|NGX_HTTP_SIF_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE2, - ngx_http_rewrite_set, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("rewrite_log"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_SIF_CONF|NGX_HTTP_LOC_CONF - |NGX_HTTP_LIF_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_rewrite_loc_conf_t, log), - NULL }, - - { ngx_string("uninitialized_variable_warn"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_SIF_CONF|NGX_HTTP_LOC_CONF - |NGX_HTTP_LIF_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_rewrite_loc_conf_t, uninitialized_variable_warn), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_rewrite_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_rewrite_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_rewrite_create_loc_conf, /* create location configuration */ - ngx_http_rewrite_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_rewrite_module = { - NGX_MODULE_V1, - &ngx_http_rewrite_module_ctx, /* module context */ - ngx_http_rewrite_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_rewrite_handler(ngx_http_request_t *r) -{ - ngx_int_t index; - ngx_http_script_code_pt code; - ngx_http_script_engine_t *e; - ngx_http_core_srv_conf_t *cscf; - ngx_http_core_main_conf_t *cmcf; - ngx_http_rewrite_loc_conf_t *rlcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - index = cmcf->phase_engine.location_rewrite_index; - - if (r->phase_handler == index && r->loc_conf == cscf->ctx->loc_conf) { - /* skipping location rewrite phase for server null location */ - return NGX_DECLINED; - } - - rlcf = ngx_http_get_module_loc_conf(r, ngx_http_rewrite_module); - - if (rlcf->codes == NULL) { - return NGX_DECLINED; - } - - e = ngx_pcalloc(r->pool, sizeof(ngx_http_script_engine_t)); - if (e == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - e->sp = ngx_pcalloc(r->pool, - rlcf->stack_size * sizeof(ngx_http_variable_value_t)); - if (e->sp == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - e->ip = rlcf->codes->elts; - e->request = r; - e->quote = 1; - e->log = rlcf->log; - e->status = NGX_DECLINED; - - while (*(uintptr_t *) e->ip) { - code = *(ngx_http_script_code_pt *) e->ip; - code(e); - } - - if (e->status < NGX_HTTP_BAD_REQUEST) { - return e->status; - } - - if (r->err_status == 0) { - return e->status; - } - - return r->err_status; -} - - -static ngx_int_t -ngx_http_rewrite_var(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_variable_t *var; - ngx_http_core_main_conf_t *cmcf; - ngx_http_rewrite_loc_conf_t *rlcf; - - rlcf = ngx_http_get_module_loc_conf(r, ngx_http_rewrite_module); - - if (rlcf->uninitialized_variable_warn == 0) { - *v = ngx_http_variable_null_value; - return NGX_OK; - } - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - var = cmcf->variables.elts; - - /* - * the ngx_http_rewrite_module sets variables directly in r->variables, - * and they should be handled by ngx_http_get_indexed_variable(), - * so the handler is called only if the variable is not initialized - */ - - ngx_log_error(NGX_LOG_WARN, r->connection->log, 0, - "using uninitialized \"%V\" variable", &var[data].name); - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static void * -ngx_http_rewrite_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_rewrite_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_rewrite_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->stack_size = NGX_CONF_UNSET_UINT; - conf->log = NGX_CONF_UNSET; - conf->uninitialized_variable_warn = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_rewrite_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_rewrite_loc_conf_t *prev = parent; - ngx_http_rewrite_loc_conf_t *conf = child; - - uintptr_t *code; - - ngx_conf_merge_value(conf->log, prev->log, 0); - ngx_conf_merge_value(conf->uninitialized_variable_warn, - prev->uninitialized_variable_warn, 1); - ngx_conf_merge_uint_value(conf->stack_size, prev->stack_size, 10); - - if (conf->codes == NULL) { - return NGX_CONF_OK; - } - - if (conf->codes == prev->codes) { - return NGX_CONF_OK; - } - - code = ngx_array_push_n(conf->codes, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_CONF_ERROR; - } - - *code = (uintptr_t) NULL; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_rewrite_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_rewrite_handler; - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_rewrite_handler; - - return NGX_OK; -} - - -static char * -ngx_http_rewrite(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_rewrite_loc_conf_t *lcf = conf; - - ngx_str_t *value; - ngx_uint_t last; - ngx_regex_compile_t rc; - ngx_http_script_code_pt *code; - ngx_http_script_compile_t sc; - ngx_http_script_regex_code_t *regex; - ngx_http_script_regex_end_code_t *regex_end; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - regex = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_regex_code_t)); - if (regex == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(regex, sizeof(ngx_http_script_regex_code_t)); - - value = cf->args->elts; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = value[1]; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - /* TODO: NGX_REGEX_CASELESS */ - - regex->regex = ngx_http_regex_compile(cf, &rc); - if (regex->regex == NULL) { - return NGX_CONF_ERROR; - } - - regex->code = ngx_http_script_regex_start_code; - regex->uri = 1; - regex->name = value[1]; - - if (value[2].data[value[2].len - 1] == '?') { - - /* the last "?" drops the original arguments */ - value[2].len--; - - } else { - regex->add_args = 1; - } - - last = 0; - - if (ngx_strncmp(value[2].data, "http://", sizeof("http://") - 1) == 0 - || ngx_strncmp(value[2].data, "https://", sizeof("https://") - 1) == 0 - || ngx_strncmp(value[2].data, "$scheme", sizeof("$scheme") - 1) == 0) - { - regex->status = NGX_HTTP_MOVED_TEMPORARILY; - regex->redirect = 1; - last = 1; - } - - if (cf->args->nelts == 4) { - if (ngx_strcmp(value[3].data, "last") == 0) { - last = 1; - - } else if (ngx_strcmp(value[3].data, "break") == 0) { - regex->break_cycle = 1; - last = 1; - - } else if (ngx_strcmp(value[3].data, "redirect") == 0) { - regex->status = NGX_HTTP_MOVED_TEMPORARILY; - regex->redirect = 1; - last = 1; - - } else if (ngx_strcmp(value[3].data, "permanent") == 0) { - regex->status = NGX_HTTP_MOVED_PERMANENTLY; - regex->redirect = 1; - last = 1; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[3]); - return NGX_CONF_ERROR; - } - } - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[2]; - sc.lengths = ®ex->lengths; - sc.values = &lcf->codes; - sc.variables = ngx_http_script_variables_count(&value[2]); - sc.main = regex; - sc.complete_lengths = 1; - sc.compile_args = !regex->redirect; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - regex = sc.main; - - regex->size = sc.size; - regex->args = sc.args; - - if (sc.variables == 0 && !sc.dup_capture) { - regex->lengths = NULL; - } - - regex_end = ngx_http_script_add_code(lcf->codes, - sizeof(ngx_http_script_regex_end_code_t), - ®ex); - if (regex_end == NULL) { - return NGX_CONF_ERROR; - } - - regex_end->code = ngx_http_script_regex_end_code; - regex_end->uri = regex->uri; - regex_end->args = regex->args; - regex_end->add_args = regex->add_args; - regex_end->redirect = regex->redirect; - - if (last) { - code = ngx_http_script_add_code(lcf->codes, sizeof(uintptr_t), ®ex); - if (code == NULL) { - return NGX_CONF_ERROR; - } - - *code = NULL; - } - - regex->next = (u_char *) lcf->codes->elts + lcf->codes->nelts - - (u_char *) regex; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_rewrite_return(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_rewrite_loc_conf_t *lcf = conf; - - u_char *p; - ngx_str_t *value, *v; - ngx_http_script_return_code_t *ret; - ngx_http_compile_complex_value_t ccv; - - ret = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_return_code_t)); - if (ret == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(ret, sizeof(ngx_http_script_return_code_t)); - - ret->code = ngx_http_script_return_code; - - p = value[1].data; - - ret->status = ngx_atoi(p, value[1].len); - - if (ret->status == (uintptr_t) NGX_ERROR) { - - if (cf->args->nelts == 2 - && (ngx_strncmp(p, "http://", sizeof("http://") - 1) == 0 - || ngx_strncmp(p, "https://", sizeof("https://") - 1) == 0 - || ngx_strncmp(p, "$scheme", sizeof("$scheme") - 1) == 0)) - { - ret->status = NGX_HTTP_MOVED_TEMPORARILY; - v = &value[1]; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid return code \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - } else { - - if (ret->status > 999) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid return code \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 2) { - return NGX_CONF_OK; - } - - v = &value[2]; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = v; - ccv.complex_value = &ret->text; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_rewrite_break(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_rewrite_loc_conf_t *lcf = conf; - - ngx_http_script_code_pt *code; - - code = ngx_http_script_start_code(cf->pool, &lcf->codes, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_CONF_ERROR; - } - - *code = ngx_http_script_break_code; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_rewrite_if(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_rewrite_loc_conf_t *lcf = conf; - - void *mconf; - char *rv; - u_char *elts; - ngx_uint_t i; - ngx_conf_t save; - ngx_http_module_t *module; - ngx_http_conf_ctx_t *ctx, *pctx; - ngx_http_core_loc_conf_t *clcf, *pclcf; - ngx_http_script_if_code_t *if_code; - ngx_http_rewrite_loc_conf_t *nlcf; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - pctx = cf->ctx; - ctx->main_conf = pctx->main_conf; - ctx->srv_conf = pctx->srv_conf; - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; cf->cycle->modules[i]; i++) { - if (cf->cycle->modules[i]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[i]->ctx; - - if (module->create_loc_conf) { - - mconf = module->create_loc_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->loc_conf[cf->cycle->modules[i]->ctx_index] = mconf; - } - } - - pclcf = pctx->loc_conf[ngx_http_core_module.ctx_index]; - - clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; - clcf->loc_conf = ctx->loc_conf; - clcf->name = pclcf->name; - clcf->noname = 1; - - if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_http_rewrite_if_condition(cf, lcf) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - if_code = ngx_array_push_n(lcf->codes, sizeof(ngx_http_script_if_code_t)); - if (if_code == NULL) { - return NGX_CONF_ERROR; - } - - if_code->code = ngx_http_script_if_code; - - elts = lcf->codes->elts; - - - /* the inner directives must be compiled to the same code array */ - - nlcf = ctx->loc_conf[ngx_http_rewrite_module.ctx_index]; - nlcf->codes = lcf->codes; - - - save = *cf; - cf->ctx = ctx; - - if (cf->cmd_type == NGX_HTTP_SRV_CONF) { - if_code->loc_conf = NULL; - cf->cmd_type = NGX_HTTP_SIF_CONF; - - } else { - if_code->loc_conf = ctx->loc_conf; - cf->cmd_type = NGX_HTTP_LIF_CONF; - } - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - if (rv != NGX_CONF_OK) { - return rv; - } - - - if (elts != lcf->codes->elts) { - if_code = (ngx_http_script_if_code_t *) - ((u_char *) if_code + ((u_char *) lcf->codes->elts - elts)); - } - - if_code->next = (u_char *) lcf->codes->elts + lcf->codes->nelts - - (u_char *) if_code; - - /* the code array belong to parent block */ - - nlcf->codes = NULL; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_rewrite_if_condition(ngx_conf_t *cf, ngx_http_rewrite_loc_conf_t *lcf) -{ - u_char *p; - size_t len; - ngx_str_t *value; - ngx_uint_t cur, last; - ngx_regex_compile_t rc; - ngx_http_script_code_pt *code; - ngx_http_script_file_code_t *fop; - ngx_http_script_regex_code_t *regex; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - value = cf->args->elts; - last = cf->args->nelts - 1; - - if (value[1].len < 1 || value[1].data[0] != '(') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid condition \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (value[1].len == 1) { - cur = 2; - - } else { - cur = 1; - value[1].len--; - value[1].data++; - } - - if (value[last].len < 1 || value[last].data[value[last].len - 1] != ')') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid condition \"%V\"", &value[last]); - return NGX_CONF_ERROR; - } - - if (value[last].len == 1) { - last--; - - } else { - value[last].len--; - value[last].data[value[last].len] = '\0'; - } - - len = value[cur].len; - p = value[cur].data; - - if (len > 1 && p[0] == '$') { - - if (cur != last && cur + 2 != last) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid condition \"%V\"", &value[cur]); - return NGX_CONF_ERROR; - } - - if (ngx_http_rewrite_variable(cf, lcf, &value[cur]) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - if (cur == last) { - return NGX_CONF_OK; - } - - cur++; - - len = value[cur].len; - p = value[cur].data; - - if (len == 1 && p[0] == '=') { - - if (ngx_http_rewrite_value(cf, lcf, &value[last]) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - code = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(uintptr_t)); - if (code == NULL) { - return NGX_CONF_ERROR; - } - - *code = ngx_http_script_equal_code; - - return NGX_CONF_OK; - } - - if (len == 2 && p[0] == '!' && p[1] == '=') { - - if (ngx_http_rewrite_value(cf, lcf, &value[last]) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - code = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(uintptr_t)); - if (code == NULL) { - return NGX_CONF_ERROR; - } - - *code = ngx_http_script_not_equal_code; - return NGX_CONF_OK; - } - - if ((len == 1 && p[0] == '~') - || (len == 2 && p[0] == '~' && p[1] == '*') - || (len == 2 && p[0] == '!' && p[1] == '~') - || (len == 3 && p[0] == '!' && p[1] == '~' && p[2] == '*')) - { - regex = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_regex_code_t)); - if (regex == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(regex, sizeof(ngx_http_script_regex_code_t)); - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = value[last]; - rc.options = (p[len - 1] == '*') ? NGX_REGEX_CASELESS : 0; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - regex->regex = ngx_http_regex_compile(cf, &rc); - if (regex->regex == NULL) { - return NGX_CONF_ERROR; - } - - regex->code = ngx_http_script_regex_start_code; - regex->next = sizeof(ngx_http_script_regex_code_t); - regex->test = 1; - if (p[0] == '!') { - regex->negative_test = 1; - } - regex->name = value[last]; - - return NGX_CONF_OK; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "unexpected \"%V\" in condition", &value[cur]); - return NGX_CONF_ERROR; - - } else if ((len == 2 && p[0] == '-') - || (len == 3 && p[0] == '!' && p[1] == '-')) - { - if (cur + 1 != last) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid condition \"%V\"", &value[cur]); - return NGX_CONF_ERROR; - } - - value[last].data[value[last].len] = '\0'; - value[last].len++; - - if (ngx_http_rewrite_value(cf, lcf, &value[last]) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - fop = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_file_code_t)); - if (fop == NULL) { - return NGX_CONF_ERROR; - } - - fop->code = ngx_http_script_file_code; - - if (p[1] == 'f') { - fop->op = ngx_http_script_file_plain; - return NGX_CONF_OK; - } - - if (p[1] == 'd') { - fop->op = ngx_http_script_file_dir; - return NGX_CONF_OK; - } - - if (p[1] == 'e') { - fop->op = ngx_http_script_file_exists; - return NGX_CONF_OK; - } - - if (p[1] == 'x') { - fop->op = ngx_http_script_file_exec; - return NGX_CONF_OK; - } - - if (p[0] == '!') { - if (p[2] == 'f') { - fop->op = ngx_http_script_file_not_plain; - return NGX_CONF_OK; - } - - if (p[2] == 'd') { - fop->op = ngx_http_script_file_not_dir; - return NGX_CONF_OK; - } - - if (p[2] == 'e') { - fop->op = ngx_http_script_file_not_exists; - return NGX_CONF_OK; - } - - if (p[2] == 'x') { - fop->op = ngx_http_script_file_not_exec; - return NGX_CONF_OK; - } - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid condition \"%V\"", &value[cur]); - return NGX_CONF_ERROR; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid condition \"%V\"", &value[cur]); - - return NGX_CONF_ERROR; -} - - -static char * -ngx_http_rewrite_variable(ngx_conf_t *cf, ngx_http_rewrite_loc_conf_t *lcf, - ngx_str_t *value) -{ - ngx_int_t index; - ngx_http_script_var_code_t *var_code; - - value->len--; - value->data++; - - index = ngx_http_get_variable_index(cf, value); - - if (index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - var_code = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_var_code_t)); - if (var_code == NULL) { - return NGX_CONF_ERROR; - } - - var_code->code = ngx_http_script_var_code; - var_code->index = index; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_rewrite_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_rewrite_loc_conf_t *lcf = conf; - - ngx_int_t index; - ngx_str_t *value; - ngx_http_variable_t *v; - ngx_http_script_var_code_t *vcode; - ngx_http_script_var_handler_code_t *vhcode; - - value = cf->args->elts; - - if (value[1].data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - value[1].len--; - value[1].data++; - - v = ngx_http_add_variable(cf, &value[1], - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_WEAK); - if (v == NULL) { - return NGX_CONF_ERROR; - } - - index = ngx_http_get_variable_index(cf, &value[1]); - if (index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - if (v->get_handler == NULL) { - v->get_handler = ngx_http_rewrite_var; - v->data = index; - } - - if (ngx_http_rewrite_value(cf, lcf, &value[2]) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - - if (v->set_handler) { - vhcode = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_var_handler_code_t)); - if (vhcode == NULL) { - return NGX_CONF_ERROR; - } - - vhcode->code = ngx_http_script_var_set_handler_code; - vhcode->handler = v->set_handler; - vhcode->data = v->data; - - return NGX_CONF_OK; - } - - vcode = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_var_code_t)); - if (vcode == NULL) { - return NGX_CONF_ERROR; - } - - vcode->code = ngx_http_script_set_var_code; - vcode->index = (uintptr_t) index; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_rewrite_value(ngx_conf_t *cf, ngx_http_rewrite_loc_conf_t *lcf, - ngx_str_t *value) -{ - ngx_int_t n; - ngx_http_script_compile_t sc; - ngx_http_script_value_code_t *val; - ngx_http_script_complex_value_code_t *complex; - - n = ngx_http_script_variables_count(value); - - if (n == 0) { - val = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_value_code_t)); - if (val == NULL) { - return NGX_CONF_ERROR; - } - - n = ngx_atoi(value->data, value->len); - - if (n == NGX_ERROR) { - n = 0; - } - - val->code = ngx_http_script_value_code; - val->value = (uintptr_t) n; - val->text_len = (uintptr_t) value->len; - val->text_data = (uintptr_t) value->data; - - return NGX_CONF_OK; - } - - complex = ngx_http_script_start_code(cf->pool, &lcf->codes, - sizeof(ngx_http_script_complex_value_code_t)); - if (complex == NULL) { - return NGX_CONF_ERROR; - } - - complex->code = ngx_http_script_complex_value_code; - complex->lengths = NULL; - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = value; - sc.lengths = &complex->lengths; - sc.values = &lcf->codes; - sc.variables = n; - sc.complete_lengths = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_scgi_module.c b/app/nginx/src/http/modules/ngx_http_scgi_module.c deleted file mode 100644 index d1e37dd..0000000 --- a/app/nginx/src/http/modules/ngx_http_scgi_module.c +++ /dev/null @@ -1,2005 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - * Copyright (C) Manlio Perillo (manlio.perillo@gmail.com) - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_array_t caches; /* ngx_http_file_cache_t * */ -} ngx_http_scgi_main_conf_t; - - -typedef struct { - ngx_array_t *flushes; - ngx_array_t *lengths; - ngx_array_t *values; - ngx_uint_t number; - ngx_hash_t hash; -} ngx_http_scgi_params_t; - - -typedef struct { - ngx_http_upstream_conf_t upstream; - - ngx_http_scgi_params_t params; -#if (NGX_HTTP_CACHE) - ngx_http_scgi_params_t params_cache; -#endif - ngx_array_t *params_source; - - ngx_array_t *scgi_lengths; - ngx_array_t *scgi_values; - -#if (NGX_HTTP_CACHE) - ngx_http_complex_value_t cache_key; -#endif -} ngx_http_scgi_loc_conf_t; - - -static ngx_int_t ngx_http_scgi_eval(ngx_http_request_t *r, - ngx_http_scgi_loc_conf_t *scf); -static ngx_int_t ngx_http_scgi_create_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_scgi_reinit_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_scgi_process_status_line(ngx_http_request_t *r); -static ngx_int_t ngx_http_scgi_process_header(ngx_http_request_t *r); -static void ngx_http_scgi_abort_request(ngx_http_request_t *r); -static void ngx_http_scgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc); - -static void *ngx_http_scgi_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_scgi_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_scgi_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_scgi_init_params(ngx_conf_t *cf, - ngx_http_scgi_loc_conf_t *conf, ngx_http_scgi_params_t *params, - ngx_keyval_t *default_params); - -static char *ngx_http_scgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_http_scgi_store(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -#if (NGX_HTTP_CACHE) -static ngx_int_t ngx_http_scgi_create_key(ngx_http_request_t *r); -static char *ngx_http_scgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_scgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#endif - - -static ngx_conf_bitmask_t ngx_http_scgi_next_upstream_masks[] = { - { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, - { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, - { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, - { ngx_string("non_idempotent"), NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT }, - { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, - { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, - { ngx_string("http_403"), NGX_HTTP_UPSTREAM_FT_HTTP_403 }, - { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { ngx_string("http_429"), NGX_HTTP_UPSTREAM_FT_HTTP_429 }, - { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, - { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, - { ngx_null_string, 0 } -}; - - -ngx_module_t ngx_http_scgi_module; - - -static ngx_command_t ngx_http_scgi_commands[] = { - - { ngx_string("scgi_pass"), - NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, - ngx_http_scgi_pass, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("scgi_store"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_scgi_store, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("scgi_store_access"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_conf_set_access_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.store_access), - NULL }, - - { ngx_string("scgi_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.buffering), - NULL }, - - { ngx_string("scgi_request_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.request_buffering), - NULL }, - - { ngx_string("scgi_ignore_client_abort"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.ignore_client_abort), - NULL }, - - { ngx_string("scgi_bind"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_bind_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.local), - NULL }, - - { ngx_string("scgi_connect_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.connect_timeout), - NULL }, - - { ngx_string("scgi_send_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.send_timeout), - NULL }, - - { ngx_string("scgi_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.buffer_size), - NULL }, - - { ngx_string("scgi_pass_request_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.pass_request_headers), - NULL }, - - { ngx_string("scgi_pass_request_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.pass_request_body), - NULL }, - - { ngx_string("scgi_intercept_errors"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.intercept_errors), - NULL }, - - { ngx_string("scgi_read_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.read_timeout), - NULL }, - - { ngx_string("scgi_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.bufs), - NULL }, - - { ngx_string("scgi_busy_buffers_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.busy_buffers_size_conf), - NULL }, - - { ngx_string("scgi_force_ranges"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.force_ranges), - NULL }, - - { ngx_string("scgi_limit_rate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.limit_rate), - NULL }, - -#if (NGX_HTTP_CACHE) - - { ngx_string("scgi_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_scgi_cache, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("scgi_cache_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_scgi_cache_key, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("scgi_cache_path"), - NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, - ngx_http_file_cache_set_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_scgi_main_conf_t, caches), - &ngx_http_scgi_module }, - - { ngx_string("scgi_cache_bypass"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_bypass), - NULL }, - - { ngx_string("scgi_no_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.no_cache), - NULL }, - - { ngx_string("scgi_cache_valid"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_file_cache_valid_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_valid), - NULL }, - - { ngx_string("scgi_cache_min_uses"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_min_uses), - NULL }, - - { ngx_string("scgi_cache_max_range_offset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_off_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_max_range_offset), - NULL }, - - { ngx_string("scgi_cache_use_stale"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_use_stale), - &ngx_http_scgi_next_upstream_masks }, - - { ngx_string("scgi_cache_methods"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_methods), - &ngx_http_upstream_cache_method_mask }, - - { ngx_string("scgi_cache_lock"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_lock), - NULL }, - - { ngx_string("scgi_cache_lock_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_lock_timeout), - NULL }, - - { ngx_string("scgi_cache_lock_age"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_lock_age), - NULL }, - - { ngx_string("scgi_cache_revalidate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_revalidate), - NULL }, - - { ngx_string("scgi_cache_background_update"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.cache_background_update), - NULL }, - -#endif - - { ngx_string("scgi_temp_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, - ngx_conf_set_path_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.temp_path), - NULL }, - - { ngx_string("scgi_max_temp_file_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.max_temp_file_size_conf), - NULL }, - - { ngx_string("scgi_temp_file_write_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.temp_file_write_size_conf), - NULL }, - - { ngx_string("scgi_next_upstream"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.next_upstream), - &ngx_http_scgi_next_upstream_masks }, - - { ngx_string("scgi_next_upstream_tries"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.next_upstream_tries), - NULL }, - - { ngx_string("scgi_next_upstream_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.next_upstream_timeout), - NULL }, - - { ngx_string("scgi_param"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE23, - ngx_http_upstream_param_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, params_source), - NULL }, - - { ngx_string("scgi_pass_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.pass_headers), - NULL }, - - { ngx_string("scgi_hide_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.hide_headers), - NULL }, - - { ngx_string("scgi_ignore_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_scgi_loc_conf_t, upstream.ignore_headers), - &ngx_http_upstream_ignore_headers_masks }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_scgi_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_scgi_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_scgi_create_loc_conf, /* create location configuration */ - ngx_http_scgi_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_scgi_module = { - NGX_MODULE_V1, - &ngx_http_scgi_module_ctx, /* module context */ - ngx_http_scgi_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_scgi_hide_headers[] = { - ngx_string("Status"), - ngx_string("X-Accel-Expires"), - ngx_string("X-Accel-Redirect"), - ngx_string("X-Accel-Limit-Rate"), - ngx_string("X-Accel-Buffering"), - ngx_string("X-Accel-Charset"), - ngx_null_string -}; - - -#if (NGX_HTTP_CACHE) - -static ngx_keyval_t ngx_http_scgi_cache_headers[] = { - { ngx_string("HTTP_IF_MODIFIED_SINCE"), - ngx_string("$upstream_cache_last_modified") }, - { ngx_string("HTTP_IF_UNMODIFIED_SINCE"), ngx_string("") }, - { ngx_string("HTTP_IF_NONE_MATCH"), ngx_string("$upstream_cache_etag") }, - { ngx_string("HTTP_IF_MATCH"), ngx_string("") }, - { ngx_string("HTTP_RANGE"), ngx_string("") }, - { ngx_string("HTTP_IF_RANGE"), ngx_string("") }, - { ngx_null_string, ngx_null_string } -}; - -#endif - - -static ngx_path_init_t ngx_http_scgi_temp_path = { - ngx_string(NGX_HTTP_SCGI_TEMP_PATH), { 1, 2, 0 } -}; - - -static ngx_int_t -ngx_http_scgi_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_status_t *status; - ngx_http_upstream_t *u; - ngx_http_scgi_loc_conf_t *scf; -#if (NGX_HTTP_CACHE) - ngx_http_scgi_main_conf_t *smcf; -#endif - - if (ngx_http_upstream_create(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - status = ngx_pcalloc(r->pool, sizeof(ngx_http_status_t)); - if (status == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_set_ctx(r, status, ngx_http_scgi_module); - - scf = ngx_http_get_module_loc_conf(r, ngx_http_scgi_module); - - if (scf->scgi_lengths) { - if (ngx_http_scgi_eval(r, scf) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - u = r->upstream; - - ngx_str_set(&u->schema, "scgi://"); - u->output.tag = (ngx_buf_tag_t) &ngx_http_scgi_module; - - u->conf = &scf->upstream; - -#if (NGX_HTTP_CACHE) - smcf = ngx_http_get_module_main_conf(r, ngx_http_scgi_module); - - u->caches = &smcf->caches; - u->create_key = ngx_http_scgi_create_key; -#endif - - u->create_request = ngx_http_scgi_create_request; - u->reinit_request = ngx_http_scgi_reinit_request; - u->process_header = ngx_http_scgi_process_status_line; - u->abort_request = ngx_http_scgi_abort_request; - u->finalize_request = ngx_http_scgi_finalize_request; - r->state = 0; - - u->buffering = scf->upstream.buffering; - - u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); - if (u->pipe == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - u->pipe->input_filter = ngx_event_pipe_copy_input_filter; - u->pipe->input_ctx = r; - - if (!scf->upstream.request_buffering - && scf->upstream.pass_request_body - && !r->headers_in.chunked) - { - r->request_body_no_buffering = 1; - } - - rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - return NGX_DONE; -} - - -static ngx_int_t -ngx_http_scgi_eval(ngx_http_request_t *r, ngx_http_scgi_loc_conf_t * scf) -{ - ngx_url_t url; - ngx_http_upstream_t *u; - - ngx_memzero(&url, sizeof(ngx_url_t)); - - if (ngx_http_script_run(r, &url.url, scf->scgi_lengths->elts, 0, - scf->scgi_values->elts) - == NULL) - { - return NGX_ERROR; - } - - url.no_resolve = 1; - - if (ngx_parse_url(r->pool, &url) != NGX_OK) { - if (url.err) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%s in upstream \"%V\"", url.err, &url.url); - } - - return NGX_ERROR; - } - - u = r->upstream; - - u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); - if (u->resolved == NULL) { - return NGX_ERROR; - } - - if (url.addrs) { - u->resolved->sockaddr = url.addrs[0].sockaddr; - u->resolved->socklen = url.addrs[0].socklen; - u->resolved->name = url.addrs[0].name; - u->resolved->naddrs = 1; - } - - u->resolved->host = url.host; - u->resolved->port = url.port; - u->resolved->no_port = url.no_port; - - return NGX_OK; -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_scgi_create_key(ngx_http_request_t *r) -{ - ngx_str_t *key; - ngx_http_scgi_loc_conf_t *scf; - - key = ngx_array_push(&r->cache->keys); - if (key == NULL) { - return NGX_ERROR; - } - - scf = ngx_http_get_module_loc_conf(r, ngx_http_scgi_module); - - if (ngx_http_complex_value(r, &scf->cache_key, key) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_scgi_create_request(ngx_http_request_t *r) -{ - off_t content_length_n; - u_char ch, *key, *val, *lowcase_key; - size_t len, key_len, val_len, allocated; - ngx_buf_t *b; - ngx_str_t content_length; - ngx_uint_t i, n, hash, skip_empty, header_params; - ngx_chain_t *cl, *body; - ngx_list_part_t *part; - ngx_table_elt_t *header, **ignored; - ngx_http_scgi_params_t *params; - ngx_http_script_code_pt code; - ngx_http_script_engine_t e, le; - ngx_http_scgi_loc_conf_t *scf; - ngx_http_script_len_code_pt lcode; - u_char buffer[NGX_OFF_T_LEN]; - - content_length_n = 0; - body = r->upstream->request_bufs; - - while (body) { - content_length_n += ngx_buf_size(body->buf); - body = body->next; - } - - content_length.data = buffer; - content_length.len = ngx_sprintf(buffer, "%O", content_length_n) - buffer; - - len = sizeof("CONTENT_LENGTH") + content_length.len + 1; - - header_params = 0; - ignored = NULL; - - scf = ngx_http_get_module_loc_conf(r, ngx_http_scgi_module); - -#if (NGX_HTTP_CACHE) - params = r->upstream->cacheable ? &scf->params_cache : &scf->params; -#else - params = &scf->params; -#endif - - if (params->lengths) { - ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); - - ngx_http_script_flush_no_cacheable_variables(r, params->flushes); - le.flushed = 1; - - le.ip = params->lengths->elts; - le.request = r; - - while (*(uintptr_t *) le.ip) { - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - key_len = lcode(&le); - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - skip_empty = lcode(&le); - - for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - le.ip += sizeof(uintptr_t); - - if (skip_empty && val_len == 0) { - continue; - } - - len += key_len + val_len + 1; - } - } - - if (scf->upstream.pass_request_headers) { - - allocated = 0; - lowcase_key = NULL; - - if (params->number) { - n = 0; - part = &r->headers_in.headers.part; - - while (part) { - n += part->nelts; - part = part->next; - } - - ignored = ngx_palloc(r->pool, n * sizeof(void *)); - if (ignored == NULL) { - return NGX_ERROR; - } - } - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (params->number) { - if (allocated < header[i].key.len) { - allocated = header[i].key.len + 16; - lowcase_key = ngx_pnalloc(r->pool, allocated); - if (lowcase_key == NULL) { - return NGX_ERROR; - } - } - - hash = 0; - - for (n = 0; n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'A' && ch <= 'Z') { - ch |= 0x20; - - } else if (ch == '-') { - ch = '_'; - } - - hash = ngx_hash(hash, ch); - lowcase_key[n] = ch; - } - - if (ngx_hash_find(¶ms->hash, hash, lowcase_key, n)) { - ignored[header_params++] = &header[i]; - continue; - } - } - - len += sizeof("HTTP_") - 1 + header[i].key.len + 1 - + header[i].value.len + 1; - } - } - - /* netstring: "length:" + packet + "," */ - - b = ngx_create_temp_buf(r->pool, NGX_SIZE_T_LEN + 1 + len + 1); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - - b->last = ngx_sprintf(b->last, "%ui:CONTENT_LENGTH%Z%V%Z", - len, &content_length); - - if (params->lengths) { - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = params->values->elts; - e.pos = b->last; - e.request = r; - e.flushed = 1; - - le.ip = params->lengths->elts; - - while (*(uintptr_t *) le.ip) { - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - lcode(&le); /* key length */ - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - skip_empty = lcode(&le); - - for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - le.ip += sizeof(uintptr_t); - - if (skip_empty && val_len == 0) { - e.skip = 1; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - e.ip += sizeof(uintptr_t); - - e.skip = 0; - - continue; - } - -#if (NGX_DEBUG) - key = e.pos; -#endif - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) & e); - -#if (NGX_DEBUG) - val = e.pos; -#endif - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - *e.pos++ = '\0'; - e.ip += sizeof(uintptr_t); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "scgi param: \"%s: %s\"", key, val); - } - - b->last = e.pos; - } - - if (scf->upstream.pass_request_headers) { - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - for (n = 0; n < header_params; n++) { - if (&header[i] == ignored[n]) { - goto next; - } - } - - key = b->last; - b->last = ngx_cpymem(key, "HTTP_", sizeof("HTTP_") - 1); - - for (n = 0; n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'a' && ch <= 'z') { - ch &= ~0x20; - - } else if (ch == '-') { - ch = '_'; - } - - *b->last++ = ch; - } - - *b->last++ = (u_char) 0; - - val = b->last; - b->last = ngx_copy(val, header[i].value.data, header[i].value.len); - *b->last++ = (u_char) 0; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "scgi param: \"%s: %s\"", key, val); - - next: - - continue; - } - } - - *b->last++ = (u_char) ','; - - if (r->request_body_no_buffering) { - r->upstream->request_bufs = cl; - - } else if (scf->upstream.pass_request_body) { - body = r->upstream->request_bufs; - r->upstream->request_bufs = cl; - - while (body) { - b = ngx_alloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); - - cl->next = ngx_alloc_chain_link(r->pool); - if (cl->next == NULL) { - return NGX_ERROR; - } - - cl = cl->next; - cl->buf = b; - - body = body->next; - } - - } else { - r->upstream->request_bufs = cl; - } - - cl->next = NULL; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_scgi_reinit_request(ngx_http_request_t *r) -{ - ngx_http_status_t *status; - - status = ngx_http_get_module_ctx(r, ngx_http_scgi_module); - - if (status == NULL) { - return NGX_OK; - } - - status->code = 0; - status->count = 0; - status->start = NULL; - status->end = NULL; - - r->upstream->process_header = ngx_http_scgi_process_status_line; - r->state = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_scgi_process_status_line(ngx_http_request_t *r) -{ - size_t len; - ngx_int_t rc; - ngx_http_status_t *status; - ngx_http_upstream_t *u; - - status = ngx_http_get_module_ctx(r, ngx_http_scgi_module); - - if (status == NULL) { - return NGX_ERROR; - } - - u = r->upstream; - - rc = ngx_http_parse_status_line(r, &u->buffer, status); - - if (rc == NGX_AGAIN) { - return rc; - } - - if (rc == NGX_ERROR) { - u->process_header = ngx_http_scgi_process_header; - return ngx_http_scgi_process_header(r); - } - - if (u->state && u->state->status == 0) { - u->state->status = status->code; - } - - u->headers_in.status_n = status->code; - - len = status->end - status->start; - u->headers_in.status_line.len = len; - - u->headers_in.status_line.data = ngx_pnalloc(r->pool, len); - if (u->headers_in.status_line.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(u->headers_in.status_line.data, status->start, len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http scgi status %ui \"%V\"", - u->headers_in.status_n, &u->headers_in.status_line); - - u->process_header = ngx_http_scgi_process_header; - - return ngx_http_scgi_process_header(r); -} - - -static ngx_int_t -ngx_http_scgi_process_header(ngx_http_request_t *r) -{ - ngx_str_t *status_line; - ngx_int_t rc, status; - ngx_table_elt_t *h; - ngx_http_upstream_t *u; - ngx_http_upstream_header_t *hh; - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - for ( ;; ) { - - rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); - - if (rc == NGX_OK) { - - /* a header line has been parsed successfully */ - - h = ngx_list_push(&r->upstream->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = r->header_hash; - - h->key.len = r->header_name_end - r->header_name_start; - h->value.len = r->header_end - r->header_start; - - h->key.data = ngx_pnalloc(r->pool, - h->key.len + 1 + h->value.len + 1 - + h->key.len); - if (h->key.data == NULL) { - return NGX_ERROR; - } - - h->value.data = h->key.data + h->key.len + 1; - h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; - - ngx_memcpy(h->key.data, r->header_name_start, h->key.len); - h->key.data[h->key.len] = '\0'; - ngx_memcpy(h->value.data, r->header_start, h->value.len); - h->value.data[h->value.len] = '\0'; - - if (h->key.len == r->lowcase_index) { - ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); - - } else { - ngx_strlow(h->lowcase_key, h->key.data, h->key.len); - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http scgi header: \"%V: %V\"", &h->key, &h->value); - - continue; - } - - if (rc == NGX_HTTP_PARSE_HEADER_DONE) { - - /* a whole header has been parsed successfully */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http scgi header done"); - - u = r->upstream; - - if (u->headers_in.status_n) { - goto done; - } - - if (u->headers_in.status) { - status_line = &u->headers_in.status->value; - - status = ngx_atoi(status_line->data, 3); - if (status == NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid status \"%V\"", - status_line); - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - u->headers_in.status_n = status; - u->headers_in.status_line = *status_line; - - } else if (u->headers_in.location) { - u->headers_in.status_n = 302; - ngx_str_set(&u->headers_in.status_line, - "302 Moved Temporarily"); - - } else { - u->headers_in.status_n = 200; - ngx_str_set(&u->headers_in.status_line, "200 OK"); - } - - if (u->state && u->state->status == 0) { - u->state->status = u->headers_in.status_n; - } - - done: - - if (u->headers_in.status_n == NGX_HTTP_SWITCHING_PROTOCOLS - && r->headers_in.upgrade) - { - u->upgrade = 1; - } - - return NGX_OK; - } - - if (rc == NGX_AGAIN) { - return NGX_AGAIN; - } - - /* there was error while a header line parsing */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid header"); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } -} - - -static void -ngx_http_scgi_abort_request(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "abort http scgi request"); - - return; -} - - -static void -ngx_http_scgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http scgi request"); - - return; -} - - -static void * -ngx_http_scgi_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_scgi_main_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_scgi_main_conf_t)); - if (conf == NULL) { - return NULL; - } - -#if (NGX_HTTP_CACHE) - if (ngx_array_init(&conf->caches, cf->pool, 4, - sizeof(ngx_http_file_cache_t *)) - != NGX_OK) - { - return NULL; - } -#endif - - return conf; -} - - -static void * -ngx_http_scgi_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_scgi_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_scgi_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->upstream.store = NGX_CONF_UNSET; - conf->upstream.store_access = NGX_CONF_UNSET_UINT; - conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; - conf->upstream.buffering = NGX_CONF_UNSET; - conf->upstream.request_buffering = NGX_CONF_UNSET; - conf->upstream.ignore_client_abort = NGX_CONF_UNSET; - conf->upstream.force_ranges = NGX_CONF_UNSET; - - conf->upstream.local = NGX_CONF_UNSET_PTR; - - conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.next_upstream_timeout = NGX_CONF_UNSET_MSEC; - - conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; - conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; - conf->upstream.limit_rate = NGX_CONF_UNSET_SIZE; - - conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; - - conf->upstream.pass_request_headers = NGX_CONF_UNSET; - conf->upstream.pass_request_body = NGX_CONF_UNSET; - -#if (NGX_HTTP_CACHE) - conf->upstream.cache = NGX_CONF_UNSET; - conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; - conf->upstream.cache_max_range_offset = NGX_CONF_UNSET; - conf->upstream.cache_bypass = NGX_CONF_UNSET_PTR; - conf->upstream.no_cache = NGX_CONF_UNSET_PTR; - conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; - conf->upstream.cache_lock = NGX_CONF_UNSET; - conf->upstream.cache_lock_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_lock_age = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_revalidate = NGX_CONF_UNSET; - conf->upstream.cache_background_update = NGX_CONF_UNSET; -#endif - - conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; - conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; - - conf->upstream.intercept_errors = NGX_CONF_UNSET; - - /* "scgi_cyclic_temp_file" is disabled */ - conf->upstream.cyclic_temp_file = 0; - - conf->upstream.change_buffering = 1; - - ngx_str_set(&conf->upstream.module, "scgi"); - - return conf; -} - - -static char * -ngx_http_scgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_scgi_loc_conf_t *prev = parent; - ngx_http_scgi_loc_conf_t *conf = child; - - size_t size; - ngx_int_t rc; - ngx_hash_init_t hash; - ngx_http_core_loc_conf_t *clcf; - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.store > 0) { - conf->upstream.cache = 0; - } - - if (conf->upstream.cache > 0) { - conf->upstream.store = 0; - } - -#endif - - if (conf->upstream.store == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.store, prev->upstream.store, 0); - - conf->upstream.store_lengths = prev->upstream.store_lengths; - conf->upstream.store_values = prev->upstream.store_values; - } - - ngx_conf_merge_uint_value(conf->upstream.store_access, - prev->upstream.store_access, 0600); - - ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, - prev->upstream.next_upstream_tries, 0); - - ngx_conf_merge_value(conf->upstream.buffering, - prev->upstream.buffering, 1); - - ngx_conf_merge_value(conf->upstream.request_buffering, - prev->upstream.request_buffering, 1); - - ngx_conf_merge_value(conf->upstream.ignore_client_abort, - prev->upstream.ignore_client_abort, 0); - - ngx_conf_merge_value(conf->upstream.force_ranges, - prev->upstream.force_ranges, 0); - - ngx_conf_merge_ptr_value(conf->upstream.local, - prev->upstream.local, NULL); - - ngx_conf_merge_msec_value(conf->upstream.connect_timeout, - prev->upstream.connect_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.send_timeout, - prev->upstream.send_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.read_timeout, - prev->upstream.read_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.next_upstream_timeout, - prev->upstream.next_upstream_timeout, 0); - - ngx_conf_merge_size_value(conf->upstream.send_lowat, - prev->upstream.send_lowat, 0); - - ngx_conf_merge_size_value(conf->upstream.buffer_size, - prev->upstream.buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_size_value(conf->upstream.limit_rate, - prev->upstream.limit_rate, 0); - - - ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, - 8, ngx_pagesize); - - if (conf->upstream.bufs.num < 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "there must be at least 2 \"scgi_buffers\""); - return NGX_CONF_ERROR; - } - - - size = conf->upstream.buffer_size; - if (size < conf->upstream.bufs.size) { - size = conf->upstream.bufs.size; - } - - - ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, - prev->upstream.busy_buffers_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.busy_buffers_size = 2 * size; - } else { - conf->upstream.busy_buffers_size = - conf->upstream.busy_buffers_size_conf; - } - - if (conf->upstream.busy_buffers_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"scgi_busy_buffers_size\" must be equal to or greater " - "than the maximum of the value of \"scgi_buffer_size\" and " - "one of the \"scgi_buffers\""); - - return NGX_CONF_ERROR; - } - - if (conf->upstream.busy_buffers_size - > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"scgi_busy_buffers_size\" must be less than " - "the size of all \"scgi_buffers\" minus one buffer"); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, - prev->upstream.temp_file_write_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.temp_file_write_size = 2 * size; - } else { - conf->upstream.temp_file_write_size = - conf->upstream.temp_file_write_size_conf; - } - - if (conf->upstream.temp_file_write_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"scgi_temp_file_write_size\" must be equal to or greater than " - "the maximum of the value of \"scgi_buffer_size\" and " - "one of the \"scgi_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, - prev->upstream.max_temp_file_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; - } else { - conf->upstream.max_temp_file_size = - conf->upstream.max_temp_file_size_conf; - } - - if (conf->upstream.max_temp_file_size != 0 - && conf->upstream.max_temp_file_size < size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"scgi_max_temp_file_size\" must be equal to zero to disable " - "temporary files usage or must be equal to or greater than " - "the maximum of the value of \"scgi_buffer_size\" and " - "one of the \"scgi_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, - prev->upstream.ignore_headers, - NGX_CONF_BITMASK_SET); - - - ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, - prev->upstream.next_upstream, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_ERROR - |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); - - if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.next_upstream = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, - prev->upstream.temp_path, - &ngx_http_scgi_temp_path) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.cache, - prev->upstream.cache, 0); - - conf->upstream.cache_zone = prev->upstream.cache_zone; - conf->upstream.cache_value = prev->upstream.cache_value; - } - - if (conf->upstream.cache_zone && conf->upstream.cache_zone->data == NULL) { - ngx_shm_zone_t *shm_zone; - - shm_zone = conf->upstream.cache_zone; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"scgi_cache\" zone \"%V\" is unknown", - &shm_zone->shm.name); - - return NGX_CONF_ERROR; - } - - ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, - prev->upstream.cache_min_uses, 1); - - ngx_conf_merge_off_value(conf->upstream.cache_max_range_offset, - prev->upstream.cache_max_range_offset, - NGX_MAX_OFF_T_VALUE); - - ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, - prev->upstream.cache_use_stale, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF)); - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_ERROR) { - conf->upstream.cache_use_stale |= NGX_HTTP_UPSTREAM_FT_NOLIVE; - } - - if (conf->upstream.cache_methods == 0) { - conf->upstream.cache_methods = prev->upstream.cache_methods; - } - - conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; - - ngx_conf_merge_ptr_value(conf->upstream.cache_bypass, - prev->upstream.cache_bypass, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.no_cache, - prev->upstream.no_cache, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.cache_valid, - prev->upstream.cache_valid, NULL); - - if (conf->cache_key.value.data == NULL) { - conf->cache_key = prev->cache_key; - } - - if (conf->upstream.cache && conf->cache_key.value.data == NULL) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no \"scgi_cache_key\" for \"scgi_cache\""); - } - - ngx_conf_merge_value(conf->upstream.cache_lock, - prev->upstream.cache_lock, 0); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_timeout, - prev->upstream.cache_lock_timeout, 5000); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_age, - prev->upstream.cache_lock_age, 5000); - - ngx_conf_merge_value(conf->upstream.cache_revalidate, - prev->upstream.cache_revalidate, 0); - - ngx_conf_merge_value(conf->upstream.cache_background_update, - prev->upstream.cache_background_update, 0); - -#endif - - ngx_conf_merge_value(conf->upstream.pass_request_headers, - prev->upstream.pass_request_headers, 1); - ngx_conf_merge_value(conf->upstream.pass_request_body, - prev->upstream.pass_request_body, 1); - - ngx_conf_merge_value(conf->upstream.intercept_errors, - prev->upstream.intercept_errors, 0); - - hash.max_size = 512; - hash.bucket_size = ngx_align(64, ngx_cacheline_size); - hash.name = "scgi_hide_headers_hash"; - - if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, - &prev->upstream, ngx_http_scgi_hide_headers, &hash) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - if (clcf->noname - && conf->upstream.upstream == NULL && conf->scgi_lengths == NULL) - { - conf->upstream.upstream = prev->upstream.upstream; - conf->scgi_lengths = prev->scgi_lengths; - conf->scgi_values = prev->scgi_values; - } - - if (clcf->lmt_excpt && clcf->handler == NULL - && (conf->upstream.upstream || conf->scgi_lengths)) - { - clcf->handler = ngx_http_scgi_handler; - } - - if (conf->params_source == NULL) { - conf->params = prev->params; -#if (NGX_HTTP_CACHE) - conf->params_cache = prev->params_cache; -#endif - conf->params_source = prev->params_source; - } - - rc = ngx_http_scgi_init_params(cf, conf, &conf->params, NULL); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache) { - rc = ngx_http_scgi_init_params(cf, conf, &conf->params_cache, - ngx_http_scgi_cache_headers); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - } - -#endif - - /* - * special handling to preserve conf->params in the "http" section - * to inherit it to all servers - */ - - if (prev->params.hash.buckets == NULL - && conf->params_source == prev->params_source) - { - prev->params = conf->params; -#if (NGX_HTTP_CACHE) - prev->params_cache = conf->params_cache; -#endif - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_scgi_init_params(ngx_conf_t *cf, ngx_http_scgi_loc_conf_t *conf, - ngx_http_scgi_params_t *params, ngx_keyval_t *default_params) -{ - u_char *p; - size_t size; - uintptr_t *code; - ngx_uint_t i, nsrc; - ngx_array_t headers_names, params_merged; - ngx_keyval_t *h; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_upstream_param_t *src, *s; - ngx_http_script_compile_t sc; - ngx_http_script_copy_code_t *copy; - - if (params->hash.buckets) { - return NGX_OK; - } - - if (conf->params_source == NULL && default_params == NULL) { - params->hash.buckets = (void *) 1; - return NGX_OK; - } - - params->lengths = ngx_array_create(cf->pool, 64, 1); - if (params->lengths == NULL) { - return NGX_ERROR; - } - - params->values = ngx_array_create(cf->pool, 512, 1); - if (params->values == NULL) { - return NGX_ERROR; - } - - if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (conf->params_source) { - src = conf->params_source->elts; - nsrc = conf->params_source->nelts; - - } else { - src = NULL; - nsrc = 0; - } - - if (default_params) { - if (ngx_array_init(¶ms_merged, cf->temp_pool, 4, - sizeof(ngx_http_upstream_param_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (i = 0; i < nsrc; i++) { - - s = ngx_array_push(¶ms_merged); - if (s == NULL) { - return NGX_ERROR; - } - - *s = src[i]; - } - - h = default_params; - - while (h->key.len) { - - src = params_merged.elts; - nsrc = params_merged.nelts; - - for (i = 0; i < nsrc; i++) { - if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { - goto next; - } - } - - s = ngx_array_push(¶ms_merged); - if (s == NULL) { - return NGX_ERROR; - } - - s->key = h->key; - s->value = h->value; - s->skip_empty = 1; - - next: - - h++; - } - - src = params_merged.elts; - nsrc = params_merged.nelts; - } - - for (i = 0; i < nsrc; i++) { - - if (src[i].key.len > sizeof("HTTP_") - 1 - && ngx_strncmp(src[i].key.data, "HTTP_", sizeof("HTTP_") - 1) == 0) - { - hk = ngx_array_push(&headers_names); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key.len = src[i].key.len - 5; - hk->key.data = src[i].key.data + 5; - hk->key_hash = ngx_hash_key_lc(hk->key.data, hk->key.len); - hk->value = (void *) 1; - - if (src[i].value.len == 0) { - continue; - } - } - - copy = ngx_array_push_n(params->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - copy->len = src[i].key.len + 1; - - copy = ngx_array_push_n(params->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - copy->len = src[i].skip_empty; - - - size = (sizeof(ngx_http_script_copy_code_t) - + src[i].key.len + 1 + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - copy = ngx_array_push_n(params->values, size); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = ngx_http_script_copy_code; - copy->len = src[i].key.len + 1; - - p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); - (void) ngx_cpystrn(p, src[i].key.data, src[i].key.len + 1); - - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &src[i].value; - sc.flushes = ¶ms->flushes; - sc.lengths = ¶ms->lengths; - sc.values = ¶ms->values; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_ERROR; - } - - code = ngx_array_push_n(params->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - - code = ngx_array_push_n(params->values, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - code = ngx_array_push_n(params->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - params->number = headers_names.nelts; - - hash.hash = ¶ms->hash; - hash.key = ngx_hash_key_lc; - hash.max_size = 512; - hash.bucket_size = 64; - hash.name = "scgi_params_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts); -} - - -static char * -ngx_http_scgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_scgi_loc_conf_t *scf = conf; - - ngx_url_t u; - ngx_str_t *value, *url; - ngx_uint_t n; - ngx_http_core_loc_conf_t *clcf; - ngx_http_script_compile_t sc; - - if (scf->upstream.upstream || scf->scgi_lengths) { - return "is duplicate"; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_scgi_handler; - - value = cf->args->elts; - - url = &value[1]; - - n = ngx_http_script_variables_count(url); - - if (n) { - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = url; - sc.lengths = &scf->scgi_lengths; - sc.values = &scf->scgi_values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.no_resolve = 1; - - scf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); - if (scf->upstream.upstream == NULL) { - return NGX_CONF_ERROR; - } - - if (clcf->name.data[clcf->name.len - 1] == '/') { - clcf->auto_redirect = 1; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_scgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_scgi_loc_conf_t *scf = conf; - - ngx_str_t *value; - ngx_http_script_compile_t sc; - - if (scf->upstream.store != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - scf->upstream.store = 0; - return NGX_CONF_OK; - } - -#if (NGX_HTTP_CACHE) - if (scf->upstream.cache > 0) { - return "is incompatible with \"scgi_cache\""; - } -#endif - - scf->upstream.store = 1; - - if (ngx_strcmp(value[1].data, "on") == 0) { - return NGX_CONF_OK; - } - - /* include the terminating '\0' into script */ - value[1].len++; - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[1]; - sc.lengths = &scf->upstream.store_lengths; - sc.values = &scf->upstream.store_values; - sc.variables = ngx_http_script_variables_count(&value[1]); - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -#if (NGX_HTTP_CACHE) - -static char * -ngx_http_scgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_scgi_loc_conf_t *scf = conf; - - ngx_str_t *value; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (scf->upstream.cache != NGX_CONF_UNSET) { - return "is duplicate"; - } - - if (ngx_strcmp(value[1].data, "off") == 0) { - scf->upstream.cache = 0; - return NGX_CONF_OK; - } - - if (scf->upstream.store > 0) { - return "is incompatible with \"scgi_store\""; - } - - scf->upstream.cache = 1; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - - scf->upstream.cache_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (scf->upstream.cache_value == NULL) { - return NGX_CONF_ERROR; - } - - *scf->upstream.cache_value = cv; - - return NGX_CONF_OK; - } - - scf->upstream.cache_zone = ngx_shared_memory_add(cf, &value[1], 0, - &ngx_http_scgi_module); - if (scf->upstream.cache_zone == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_scgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_scgi_loc_conf_t *scf = conf; - - ngx_str_t *value; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (scf->cache_key.value.data) { - return "is duplicate"; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &scf->cache_key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - -#endif diff --git a/app/nginx/src/http/modules/ngx_http_secure_link_module.c b/app/nginx/src/http/modules/ngx_http_secure_link_module.c deleted file mode 100644 index 907ba6e..0000000 --- a/app/nginx/src/http/modules/ngx_http_secure_link_module.c +++ /dev/null @@ -1,368 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_md5.h> - - -typedef struct { - ngx_http_complex_value_t *variable; - ngx_http_complex_value_t *md5; - ngx_str_t secret; -} ngx_http_secure_link_conf_t; - - -typedef struct { - ngx_str_t expires; -} ngx_http_secure_link_ctx_t; - - -static ngx_int_t ngx_http_secure_link_old_variable(ngx_http_request_t *r, - ngx_http_secure_link_conf_t *conf, ngx_http_variable_value_t *v, - uintptr_t data); -static ngx_int_t ngx_http_secure_link_expires_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static void *ngx_http_secure_link_create_conf(ngx_conf_t *cf); -static char *ngx_http_secure_link_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_secure_link_add_variables(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_secure_link_commands[] = { - - { ngx_string("secure_link"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_set_complex_value_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_secure_link_conf_t, variable), - NULL }, - - { ngx_string("secure_link_md5"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_set_complex_value_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_secure_link_conf_t, md5), - NULL }, - - { ngx_string("secure_link_secret"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_secure_link_conf_t, secret), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_secure_link_module_ctx = { - ngx_http_secure_link_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_secure_link_create_conf, /* create location configuration */ - ngx_http_secure_link_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_secure_link_module = { - NGX_MODULE_V1, - &ngx_http_secure_link_module_ctx, /* module context */ - ngx_http_secure_link_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_secure_link_name = ngx_string("secure_link"); -static ngx_str_t ngx_http_secure_link_expires_name = - ngx_string("secure_link_expires"); - - -static ngx_int_t -ngx_http_secure_link_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p, *last; - ngx_str_t val, hash; - time_t expires; - ngx_md5_t md5; - ngx_http_secure_link_ctx_t *ctx; - ngx_http_secure_link_conf_t *conf; - u_char hash_buf[16], md5_buf[16]; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_secure_link_module); - - if (conf->secret.data) { - return ngx_http_secure_link_old_variable(r, conf, v, data); - } - - if (conf->variable == NULL || conf->md5 == NULL) { - goto not_found; - } - - if (ngx_http_complex_value(r, conf->variable, &val) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "secure link: \"%V\"", &val); - - last = val.data + val.len; - - p = ngx_strlchr(val.data, last, ','); - expires = 0; - - if (p) { - val.len = p++ - val.data; - - expires = ngx_atotm(p, last - p); - if (expires <= 0) { - goto not_found; - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_secure_link_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_secure_link_module); - - ctx->expires.len = last - p; - ctx->expires.data = p; - } - - if (val.len > 24) { - goto not_found; - } - - hash.len = 16; - hash.data = hash_buf; - - if (ngx_decode_base64url(&hash, &val) != NGX_OK) { - goto not_found; - } - - if (hash.len != 16) { - goto not_found; - } - - if (ngx_http_complex_value(r, conf->md5, &val) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "secure link md5: \"%V\"", &val); - - ngx_md5_init(&md5); - ngx_md5_update(&md5, val.data, val.len); - ngx_md5_final(md5_buf, &md5); - - if (ngx_memcmp(hash_buf, md5_buf, 16) != 0) { - goto not_found; - } - - v->data = (u_char *) ((expires && expires < ngx_time()) ? "0" : "1"); - v->len = 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_secure_link_old_variable(ngx_http_request_t *r, - ngx_http_secure_link_conf_t *conf, ngx_http_variable_value_t *v, - uintptr_t data) -{ - u_char *p, *start, *end, *last; - size_t len; - ngx_int_t n; - ngx_uint_t i; - ngx_md5_t md5; - u_char hash[16]; - - p = &r->unparsed_uri.data[1]; - last = r->unparsed_uri.data + r->unparsed_uri.len; - - while (p < last) { - if (*p++ == '/') { - start = p; - goto md5_start; - } - } - - goto not_found; - -md5_start: - - while (p < last) { - if (*p++ == '/') { - end = p - 1; - goto url_start; - } - } - - goto not_found; - -url_start: - - len = last - p; - - if (end - start != 32 || len == 0) { - goto not_found; - } - - ngx_md5_init(&md5); - ngx_md5_update(&md5, p, len); - ngx_md5_update(&md5, conf->secret.data, conf->secret.len); - ngx_md5_final(hash, &md5); - - for (i = 0; i < 16; i++) { - n = ngx_hextoi(&start[2 * i], 2); - if (n == NGX_ERROR || n != hash[i]) { - goto not_found; - } - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - -not_found: - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_secure_link_expires_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_secure_link_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_secure_link_module); - - if (ctx) { - v->len = ctx->expires.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = ctx->expires.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static void * -ngx_http_secure_link_create_conf(ngx_conf_t *cf) -{ - ngx_http_secure_link_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_secure_link_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->variable = NULL; - * conf->md5 = NULL; - * conf->secret = { 0, NULL }; - */ - - return conf; -} - - -static char * -ngx_http_secure_link_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_secure_link_conf_t *prev = parent; - ngx_http_secure_link_conf_t *conf = child; - - if (conf->secret.data) { - if (conf->variable || conf->md5) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"secure_link_secret\" cannot be mixed with " - "\"secure_link\" and \"secure_link_md5\""); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - if (conf->variable == NULL) { - conf->variable = prev->variable; - } - - if (conf->md5 == NULL) { - conf->md5 = prev->md5; - } - - if (conf->variable == NULL && conf->md5 == NULL) { - conf->secret = prev->secret; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_secure_link_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var; - - var = ngx_http_add_variable(cf, &ngx_http_secure_link_name, 0); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_secure_link_variable; - - var = ngx_http_add_variable(cf, &ngx_http_secure_link_expires_name, 0); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_secure_link_expires_variable; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_slice_filter_module.c b/app/nginx/src/http/modules/ngx_http_slice_filter_module.c deleted file mode 100644 index 7758342..0000000 --- a/app/nginx/src/http/modules/ngx_http_slice_filter_module.c +++ /dev/null @@ -1,543 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - size_t size; -} ngx_http_slice_loc_conf_t; - - -typedef struct { - off_t start; - off_t end; - ngx_str_t range; - ngx_str_t etag; - unsigned last:1; - unsigned active:1; - ngx_http_request_t *sr; -} ngx_http_slice_ctx_t; - - -typedef struct { - off_t start; - off_t end; - off_t complete_length; -} ngx_http_slice_content_range_t; - - -static ngx_int_t ngx_http_slice_header_filter(ngx_http_request_t *r); -static ngx_int_t ngx_http_slice_body_filter(ngx_http_request_t *r, - ngx_chain_t *in); -static ngx_int_t ngx_http_slice_parse_content_range(ngx_http_request_t *r, - ngx_http_slice_content_range_t *cr); -static ngx_int_t ngx_http_slice_range_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static off_t ngx_http_slice_get_start(ngx_http_request_t *r); -static void *ngx_http_slice_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_slice_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_slice_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_http_slice_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_slice_filter_commands[] = { - - { ngx_string("slice"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_slice_loc_conf_t, size), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_slice_filter_module_ctx = { - ngx_http_slice_add_variables, /* preconfiguration */ - ngx_http_slice_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_slice_create_loc_conf, /* create location configuration */ - ngx_http_slice_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_slice_filter_module = { - NGX_MODULE_V1, - &ngx_http_slice_filter_module_ctx, /* module context */ - ngx_http_slice_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_slice_range_name = ngx_string("slice_range"); - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_slice_header_filter(ngx_http_request_t *r) -{ - off_t end; - ngx_int_t rc; - ngx_table_elt_t *h; - ngx_http_slice_ctx_t *ctx; - ngx_http_slice_loc_conf_t *slcf; - ngx_http_slice_content_range_t cr; - - ctx = ngx_http_get_module_ctx(r, ngx_http_slice_filter_module); - if (ctx == NULL) { - return ngx_http_next_header_filter(r); - } - - if (r->headers_out.status != NGX_HTTP_PARTIAL_CONTENT) { - if (r == r->main) { - ngx_http_set_ctx(r, NULL, ngx_http_slice_filter_module); - return ngx_http_next_header_filter(r); - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected status code %ui in slice response", - r->headers_out.status); - return NGX_ERROR; - } - - h = r->headers_out.etag; - - if (ctx->etag.len) { - if (h == NULL - || h->value.len != ctx->etag.len - || ngx_strncmp(h->value.data, ctx->etag.data, ctx->etag.len) - != 0) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "etag mismatch in slice response"); - return NGX_ERROR; - } - } - - if (h) { - ctx->etag = h->value; - } - - if (ngx_http_slice_parse_content_range(r, &cr) != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid range in slice response"); - return NGX_ERROR; - } - - if (cr.complete_length == -1) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no complete length in slice response"); - return NGX_ERROR; - } - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http slice response range: %O-%O/%O", - cr.start, cr.end, cr.complete_length); - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_slice_filter_module); - - end = ngx_min(cr.start + (off_t) slcf->size, cr.complete_length); - - if (cr.start != ctx->start || cr.end != end) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected range in slice response: %O-%O", - cr.start, cr.end); - return NGX_ERROR; - } - - ctx->start = end; - ctx->active = 1; - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.status_line.len = 0; - r->headers_out.content_length_n = cr.complete_length; - r->headers_out.content_offset = cr.start; - r->headers_out.content_range->hash = 0; - r->headers_out.content_range = NULL; - - r->allow_ranges = 1; - r->subrequest_ranges = 1; - r->single_range = 1; - - rc = ngx_http_next_header_filter(r); - - if (r != r->main) { - return rc; - } - - if (r->headers_out.status == NGX_HTTP_PARTIAL_CONTENT) { - if (ctx->start + (off_t) slcf->size <= r->headers_out.content_offset) { - ctx->start = slcf->size - * (r->headers_out.content_offset / slcf->size); - } - - ctx->end = r->headers_out.content_offset - + r->headers_out.content_length_n; - - } else { - ctx->end = cr.complete_length; - } - - return rc; -} - - -static ngx_int_t -ngx_http_slice_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_chain_t *cl; - ngx_http_slice_ctx_t *ctx; - ngx_http_slice_loc_conf_t *slcf; - - ctx = ngx_http_get_module_ctx(r, ngx_http_slice_filter_module); - - if (ctx == NULL || r != r->main) { - return ngx_http_next_body_filter(r, in); - } - - for (cl = in; cl; cl = cl->next) { - if (cl->buf->last_buf) { - cl->buf->last_buf = 0; - cl->buf->last_in_chain = 1; - cl->buf->sync = 1; - ctx->last = 1; - } - } - - rc = ngx_http_next_body_filter(r, in); - - if (rc == NGX_ERROR || !ctx->last) { - return rc; - } - - if (ctx->sr && !ctx->sr->done) { - return rc; - } - - if (!ctx->active) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "missing slice response"); - return NGX_ERROR; - } - - if (ctx->start >= ctx->end) { - ngx_http_set_ctx(r, NULL, ngx_http_slice_filter_module); - ngx_http_send_special(r, NGX_HTTP_LAST); - return rc; - } - - if (r->buffered) { - return rc; - } - - if (ngx_http_subrequest(r, &r->uri, &r->args, &ctx->sr, NULL, - NGX_HTTP_SUBREQUEST_CLONE) - != NGX_OK) - { - return NGX_ERROR; - } - - ngx_http_set_ctx(ctx->sr, ctx, ngx_http_slice_filter_module); - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_slice_filter_module); - - ctx->range.len = ngx_sprintf(ctx->range.data, "bytes=%O-%O", ctx->start, - ctx->start + (off_t) slcf->size - 1) - - ctx->range.data; - - ctx->active = 0; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http slice subrequest: \"%V\"", &ctx->range); - - return rc; -} - - -static ngx_int_t -ngx_http_slice_parse_content_range(ngx_http_request_t *r, - ngx_http_slice_content_range_t *cr) -{ - off_t start, end, complete_length, cutoff, cutlim; - u_char *p; - ngx_table_elt_t *h; - - h = r->headers_out.content_range; - - if (h == NULL - || h->value.len < 7 - || ngx_strncmp(h->value.data, "bytes ", 6) != 0) - { - return NGX_ERROR; - } - - p = h->value.data + 6; - - cutoff = NGX_MAX_OFF_T_VALUE / 10; - cutlim = NGX_MAX_OFF_T_VALUE % 10; - - start = 0; - end = 0; - complete_length = 0; - - while (*p == ' ') { p++; } - - if (*p < '0' || *p > '9') { - return NGX_ERROR; - } - - while (*p >= '0' && *p <= '9') { - if (start >= cutoff && (start > cutoff || *p - '0' > cutlim)) { - return NGX_ERROR; - } - - start = start * 10 + *p++ - '0'; - } - - while (*p == ' ') { p++; } - - if (*p++ != '-') { - return NGX_ERROR; - } - - while (*p == ' ') { p++; } - - if (*p < '0' || *p > '9') { - return NGX_ERROR; - } - - while (*p >= '0' && *p <= '9') { - if (end >= cutoff && (end > cutoff || *p - '0' > cutlim)) { - return NGX_ERROR; - } - - end = end * 10 + *p++ - '0'; - } - - end++; - - while (*p == ' ') { p++; } - - if (*p++ != '/') { - return NGX_ERROR; - } - - while (*p == ' ') { p++; } - - if (*p != '*') { - if (*p < '0' || *p > '9') { - return NGX_ERROR; - } - - while (*p >= '0' && *p <= '9') { - if (complete_length >= cutoff - && (complete_length > cutoff || *p - '0' > cutlim)) - { - return NGX_ERROR; - } - - complete_length = complete_length * 10 + *p++ - '0'; - } - - } else { - complete_length = -1; - p++; - } - - while (*p == ' ') { p++; } - - if (*p != '\0') { - return NGX_ERROR; - } - - cr->start = start; - cr->end = end; - cr->complete_length = complete_length; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_slice_range_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_http_slice_ctx_t *ctx; - ngx_http_slice_loc_conf_t *slcf; - - ctx = ngx_http_get_module_ctx(r, ngx_http_slice_filter_module); - - if (ctx == NULL) { - if (r != r->main || r->headers_out.status) { - v->not_found = 1; - return NGX_OK; - } - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_slice_filter_module); - - if (slcf->size == 0) { - v->not_found = 1; - return NGX_OK; - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_slice_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_slice_filter_module); - - p = ngx_pnalloc(r->pool, sizeof("bytes=-") - 1 + 2 * NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - ctx->start = slcf->size * (ngx_http_slice_get_start(r) / slcf->size); - - ctx->range.data = p; - ctx->range.len = ngx_sprintf(p, "bytes=%O-%O", ctx->start, - ctx->start + (off_t) slcf->size - 1) - - p; - } - - v->data = ctx->range.data; - v->valid = 1; - v->not_found = 0; - v->no_cacheable = 1; - v->len = ctx->range.len; - - return NGX_OK; -} - - -static off_t -ngx_http_slice_get_start(ngx_http_request_t *r) -{ - off_t start, cutoff, cutlim; - u_char *p; - ngx_table_elt_t *h; - - if (r->headers_in.if_range) { - return 0; - } - - h = r->headers_in.range; - - if (h == NULL - || h->value.len < 7 - || ngx_strncasecmp(h->value.data, (u_char *) "bytes=", 6) != 0) - { - return 0; - } - - p = h->value.data + 6; - - if (ngx_strchr(p, ',')) { - return 0; - } - - while (*p == ' ') { p++; } - - if (*p == '-') { - return 0; - } - - cutoff = NGX_MAX_OFF_T_VALUE / 10; - cutlim = NGX_MAX_OFF_T_VALUE % 10; - - start = 0; - - while (*p >= '0' && *p <= '9') { - if (start >= cutoff && (start > cutoff || *p - '0' > cutlim)) { - return 0; - } - - start = start * 10 + *p++ - '0'; - } - - return start; -} - - -static void * -ngx_http_slice_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_slice_loc_conf_t *slcf; - - slcf = ngx_palloc(cf->pool, sizeof(ngx_http_slice_loc_conf_t)); - if (slcf == NULL) { - return NULL; - } - - slcf->size = NGX_CONF_UNSET_SIZE; - - return slcf; -} - - -static char * -ngx_http_slice_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_slice_loc_conf_t *prev = parent; - ngx_http_slice_loc_conf_t *conf = child; - - ngx_conf_merge_size_value(conf->size, prev->size, 0); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_slice_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var; - - var = ngx_http_add_variable(cf, &ngx_http_slice_range_name, 0); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_slice_range_variable; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_slice_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_slice_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_slice_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_split_clients_module.c b/app/nginx/src/http/modules/ngx_http_split_clients_module.c deleted file mode 100644 index 2f92c9e..0000000 --- a/app/nginx/src/http/modules/ngx_http_split_clients_module.c +++ /dev/null @@ -1,246 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - uint32_t percent; - ngx_http_variable_value_t value; -} ngx_http_split_clients_part_t; - - -typedef struct { - ngx_http_complex_value_t value; - ngx_array_t parts; -} ngx_http_split_clients_ctx_t; - - -static char *ngx_conf_split_clients_block(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_split_clients(ngx_conf_t *cf, ngx_command_t *dummy, - void *conf); - -static ngx_command_t ngx_http_split_clients_commands[] = { - - { ngx_string("split_clients"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE2, - ngx_conf_split_clients_block, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_split_clients_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_split_clients_module = { - NGX_MODULE_V1, - &ngx_http_split_clients_module_ctx, /* module context */ - ngx_http_split_clients_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_split_clients_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_split_clients_ctx_t *ctx = (ngx_http_split_clients_ctx_t *) data; - - uint32_t hash; - ngx_str_t val; - ngx_uint_t i; - ngx_http_split_clients_part_t *part; - - *v = ngx_http_variable_null_value; - - if (ngx_http_complex_value(r, &ctx->value, &val) != NGX_OK) { - return NGX_OK; - } - - hash = ngx_murmur_hash2(val.data, val.len); - - part = ctx->parts.elts; - - for (i = 0; i < ctx->parts.nelts; i++) { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http split: %uD %uD", hash, part[i].percent); - - if (hash < part[i].percent || part[i].percent == 0) { - *v = part[i].value; - return NGX_OK; - } - } - - return NGX_OK; -} - - -static char * -ngx_conf_split_clients_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - uint32_t sum, last; - ngx_str_t *value, name; - ngx_uint_t i; - ngx_conf_t save; - ngx_http_variable_t *var; - ngx_http_split_clients_ctx_t *ctx; - ngx_http_split_clients_part_t *part; - ngx_http_compile_complex_value_t ccv; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_split_clients_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &ctx->value; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - name = value[2]; - - if (name.data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &name); - return NGX_CONF_ERROR; - } - - name.len--; - name.data++; - - var = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_CONF_ERROR; - } - - var->get_handler = ngx_http_split_clients_variable; - var->data = (uintptr_t) ctx; - - if (ngx_array_init(&ctx->parts, cf->pool, 2, - sizeof(ngx_http_split_clients_part_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - save = *cf; - cf->ctx = ctx; - cf->handler = ngx_http_split_clients; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - if (rv != NGX_CONF_OK) { - return rv; - } - - sum = 0; - last = 0; - part = ctx->parts.elts; - - for (i = 0; i < ctx->parts.nelts; i++) { - sum = part[i].percent ? sum + part[i].percent : 10000; - if (sum > 10000) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "percent total is greater than 100%%"); - return NGX_CONF_ERROR; - } - - if (part[i].percent) { - last += part[i].percent * (uint64_t) 0xffffffff / 10000; - part[i].percent = last; - } - } - - return rv; -} - - -static char * -ngx_http_split_clients(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - ngx_int_t n; - ngx_str_t *value; - ngx_http_split_clients_ctx_t *ctx; - ngx_http_split_clients_part_t *part; - - ctx = cf->ctx; - value = cf->args->elts; - - part = ngx_array_push(&ctx->parts); - if (part == NULL) { - return NGX_CONF_ERROR; - } - - if (value[0].len == 1 && value[0].data[0] == '*') { - part->percent = 0; - - } else { - if (value[0].len == 0 || value[0].data[value[0].len - 1] != '%') { - goto invalid; - } - - n = ngx_atofp(value[0].data, value[0].len - 1, 2); - if (n == NGX_ERROR || n == 0) { - goto invalid; - } - - part->percent = (uint32_t) n; - } - - part->value.len = value[1].len; - part->value.valid = 1; - part->value.no_cacheable = 0; - part->value.not_found = 0; - part->value.data = value[1].data; - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid percent value \"%V\"", &value[0]); - return NGX_CONF_ERROR; -} diff --git a/app/nginx/src/http/modules/ngx_http_ssi_filter_module.c b/app/nginx/src/http/modules/ngx_http_ssi_filter_module.c deleted file mode 100644 index 6fb1fbe..0000000 --- a/app/nginx/src/http/modules/ngx_http_ssi_filter_module.c +++ /dev/null @@ -1,2930 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#define NGX_HTTP_SSI_ERROR 1 - -#define NGX_HTTP_SSI_DATE_LEN 2048 - -#define NGX_HTTP_SSI_ADD_PREFIX 1 -#define NGX_HTTP_SSI_ADD_ZERO 2 - - -typedef struct { - ngx_flag_t enable; - ngx_flag_t silent_errors; - ngx_flag_t ignore_recycled_buffers; - ngx_flag_t last_modified; - - ngx_hash_t types; - - size_t min_file_chunk; - size_t value_len; - - ngx_array_t *types_keys; -} ngx_http_ssi_loc_conf_t; - - -typedef struct { - ngx_str_t name; - ngx_uint_t key; - ngx_str_t value; -} ngx_http_ssi_var_t; - - -typedef struct { - ngx_str_t name; - ngx_chain_t *bufs; - ngx_uint_t count; -} ngx_http_ssi_block_t; - - -typedef enum { - ssi_start_state = 0, - ssi_tag_state, - ssi_comment0_state, - ssi_comment1_state, - ssi_sharp_state, - ssi_precommand_state, - ssi_command_state, - ssi_preparam_state, - ssi_param_state, - ssi_preequal_state, - ssi_prevalue_state, - ssi_double_quoted_value_state, - ssi_quoted_value_state, - ssi_quoted_symbol_state, - ssi_postparam_state, - ssi_comment_end0_state, - ssi_comment_end1_state, - ssi_error_state, - ssi_error_end0_state, - ssi_error_end1_state -} ngx_http_ssi_state_e; - - -static ngx_int_t ngx_http_ssi_output(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx); -static void ngx_http_ssi_buffered(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx); -static ngx_int_t ngx_http_ssi_parse(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx); -static ngx_str_t *ngx_http_ssi_get_variable(ngx_http_request_t *r, - ngx_str_t *name, ngx_uint_t key); -static ngx_int_t ngx_http_ssi_evaluate_string(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t *text, ngx_uint_t flags); -static ngx_int_t ngx_http_ssi_regex_match(ngx_http_request_t *r, - ngx_str_t *pattern, ngx_str_t *str); - -static ngx_int_t ngx_http_ssi_include(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_stub_output(ngx_http_request_t *r, void *data, - ngx_int_t rc); -static ngx_int_t ngx_http_ssi_set_variable(ngx_http_request_t *r, void *data, - ngx_int_t rc); -static ngx_int_t ngx_http_ssi_echo(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_config(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_set(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_if(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_else(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_endif(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_block(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); -static ngx_int_t ngx_http_ssi_endblock(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **params); - -static ngx_int_t ngx_http_ssi_date_gmt_local_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t gmt); - -static ngx_int_t ngx_http_ssi_preconfiguration(ngx_conf_t *cf); -static void *ngx_http_ssi_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_ssi_init_main_conf(ngx_conf_t *cf, void *conf); -static void *ngx_http_ssi_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_ssi_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_ssi_filter_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_ssi_filter_commands[] = { - - { ngx_string("ssi"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, enable), - NULL }, - - { ngx_string("ssi_silent_errors"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, silent_errors), - NULL }, - - { ngx_string("ssi_ignore_recycled_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, ignore_recycled_buffers), - NULL }, - - { ngx_string("ssi_min_file_chunk"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, min_file_chunk), - NULL }, - - { ngx_string("ssi_value_length"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, value_len), - NULL }, - - { ngx_string("ssi_types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_types_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, types_keys), - &ngx_http_html_default_types[0] }, - - { ngx_string("ssi_last_modified"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_ssi_loc_conf_t, last_modified), - NULL }, - - ngx_null_command -}; - - - -static ngx_http_module_t ngx_http_ssi_filter_module_ctx = { - ngx_http_ssi_preconfiguration, /* preconfiguration */ - ngx_http_ssi_filter_init, /* postconfiguration */ - - ngx_http_ssi_create_main_conf, /* create main configuration */ - ngx_http_ssi_init_main_conf, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_ssi_create_loc_conf, /* create location configuration */ - ngx_http_ssi_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_ssi_filter_module = { - NGX_MODULE_V1, - &ngx_http_ssi_filter_module_ctx, /* module context */ - ngx_http_ssi_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static u_char ngx_http_ssi_string[] = "<!--"; - -static ngx_str_t ngx_http_ssi_none = ngx_string("(none)"); -static ngx_str_t ngx_http_ssi_timefmt = ngx_string("%A, %d-%b-%Y %H:%M:%S %Z"); -static ngx_str_t ngx_http_ssi_null_string = ngx_null_string; - - -#define NGX_HTTP_SSI_INCLUDE_VIRTUAL 0 -#define NGX_HTTP_SSI_INCLUDE_FILE 1 -#define NGX_HTTP_SSI_INCLUDE_WAIT 2 -#define NGX_HTTP_SSI_INCLUDE_SET 3 -#define NGX_HTTP_SSI_INCLUDE_STUB 4 - -#define NGX_HTTP_SSI_ECHO_VAR 0 -#define NGX_HTTP_SSI_ECHO_DEFAULT 1 -#define NGX_HTTP_SSI_ECHO_ENCODING 2 - -#define NGX_HTTP_SSI_CONFIG_ERRMSG 0 -#define NGX_HTTP_SSI_CONFIG_TIMEFMT 1 - -#define NGX_HTTP_SSI_SET_VAR 0 -#define NGX_HTTP_SSI_SET_VALUE 1 - -#define NGX_HTTP_SSI_IF_EXPR 0 - -#define NGX_HTTP_SSI_BLOCK_NAME 0 - - -static ngx_http_ssi_param_t ngx_http_ssi_include_params[] = { - { ngx_string("virtual"), NGX_HTTP_SSI_INCLUDE_VIRTUAL, 0, 0 }, - { ngx_string("file"), NGX_HTTP_SSI_INCLUDE_FILE, 0, 0 }, - { ngx_string("wait"), NGX_HTTP_SSI_INCLUDE_WAIT, 0, 0 }, - { ngx_string("set"), NGX_HTTP_SSI_INCLUDE_SET, 0, 0 }, - { ngx_string("stub"), NGX_HTTP_SSI_INCLUDE_STUB, 0, 0 }, - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_param_t ngx_http_ssi_echo_params[] = { - { ngx_string("var"), NGX_HTTP_SSI_ECHO_VAR, 1, 0 }, - { ngx_string("default"), NGX_HTTP_SSI_ECHO_DEFAULT, 0, 0 }, - { ngx_string("encoding"), NGX_HTTP_SSI_ECHO_ENCODING, 0, 0 }, - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_param_t ngx_http_ssi_config_params[] = { - { ngx_string("errmsg"), NGX_HTTP_SSI_CONFIG_ERRMSG, 0, 0 }, - { ngx_string("timefmt"), NGX_HTTP_SSI_CONFIG_TIMEFMT, 0, 0 }, - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_param_t ngx_http_ssi_set_params[] = { - { ngx_string("var"), NGX_HTTP_SSI_SET_VAR, 1, 0 }, - { ngx_string("value"), NGX_HTTP_SSI_SET_VALUE, 1, 0 }, - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_param_t ngx_http_ssi_if_params[] = { - { ngx_string("expr"), NGX_HTTP_SSI_IF_EXPR, 1, 0 }, - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_param_t ngx_http_ssi_block_params[] = { - { ngx_string("name"), NGX_HTTP_SSI_BLOCK_NAME, 1, 0 }, - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_param_t ngx_http_ssi_no_params[] = { - { ngx_null_string, 0, 0, 0 } -}; - - -static ngx_http_ssi_command_t ngx_http_ssi_commands[] = { - { ngx_string("include"), ngx_http_ssi_include, - ngx_http_ssi_include_params, 0, 0, 1 }, - { ngx_string("echo"), ngx_http_ssi_echo, - ngx_http_ssi_echo_params, 0, 0, 0 }, - { ngx_string("config"), ngx_http_ssi_config, - ngx_http_ssi_config_params, 0, 0, 0 }, - { ngx_string("set"), ngx_http_ssi_set, ngx_http_ssi_set_params, 0, 0, 0 }, - - { ngx_string("if"), ngx_http_ssi_if, ngx_http_ssi_if_params, 0, 0, 0 }, - { ngx_string("elif"), ngx_http_ssi_if, ngx_http_ssi_if_params, - NGX_HTTP_SSI_COND_IF, 0, 0 }, - { ngx_string("else"), ngx_http_ssi_else, ngx_http_ssi_no_params, - NGX_HTTP_SSI_COND_IF, 0, 0 }, - { ngx_string("endif"), ngx_http_ssi_endif, ngx_http_ssi_no_params, - NGX_HTTP_SSI_COND_ELSE, 0, 0 }, - - { ngx_string("block"), ngx_http_ssi_block, - ngx_http_ssi_block_params, 0, 0, 0 }, - { ngx_string("endblock"), ngx_http_ssi_endblock, - ngx_http_ssi_no_params, 0, 1, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_http_variable_t ngx_http_ssi_vars[] = { - - { ngx_string("date_local"), NULL, ngx_http_ssi_date_gmt_local_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("date_gmt"), NULL, ngx_http_ssi_date_gmt_local_variable, 1, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - - -static ngx_int_t -ngx_http_ssi_header_filter(ngx_http_request_t *r) -{ - ngx_http_ssi_ctx_t *ctx; - ngx_http_ssi_loc_conf_t *slcf; - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_ssi_filter_module); - - if (!slcf->enable - || r->headers_out.content_length_n == 0 - || ngx_http_test_content_type(r, &slcf->types) == NULL) - { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_ssi_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_ssi_filter_module); - - - ctx->value_len = slcf->value_len; - ctx->last_out = &ctx->out; - - ctx->encoding = NGX_HTTP_SSI_ENTITY_ENCODING; - ctx->output = 1; - - ctx->params.elts = ctx->params_array; - ctx->params.size = sizeof(ngx_table_elt_t); - ctx->params.nalloc = NGX_HTTP_SSI_PARAMS_N; - ctx->params.pool = r->pool; - - ctx->timefmt = ngx_http_ssi_timefmt; - ngx_str_set(&ctx->errmsg, - "[an error occurred while processing the directive]"); - - r->filter_need_in_memory = 1; - - if (r == r->main) { - ngx_http_clear_content_length(r); - ngx_http_clear_accept_ranges(r); - - if (!slcf->last_modified) { - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - } else { - ngx_http_weak_etag(r); - } - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_ssi_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - size_t len; - ngx_int_t rc; - ngx_buf_t *b; - ngx_uint_t i, index; - ngx_chain_t *cl, **ll; - ngx_table_elt_t *param; - ngx_http_ssi_ctx_t *ctx, *mctx; - ngx_http_ssi_block_t *bl; - ngx_http_ssi_param_t *prm; - ngx_http_ssi_command_t *cmd; - ngx_http_ssi_loc_conf_t *slcf; - ngx_http_ssi_main_conf_t *smcf; - ngx_str_t *params[NGX_HTTP_SSI_MAX_PARAMS + 1]; - - ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module); - - if (ctx == NULL - || (in == NULL - && ctx->buf == NULL - && ctx->in == NULL - && ctx->busy == NULL)) - { - return ngx_http_next_body_filter(r, in); - } - - /* add the incoming chain to the chain ctx->in */ - - if (in) { - if (ngx_chain_add_copy(r->pool, &ctx->in, in) != NGX_OK) { - return NGX_ERROR; - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ssi filter \"%V?%V\"", &r->uri, &r->args); - - if (ctx->wait) { - - if (r != r->connection->data) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ssi filter wait \"%V?%V\" non-active", - &ctx->wait->uri, &ctx->wait->args); - - return NGX_AGAIN; - } - - if (ctx->wait->done) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ssi filter wait \"%V?%V\" done", - &ctx->wait->uri, &ctx->wait->args); - - ctx->wait = NULL; - - } else { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http ssi filter wait \"%V?%V\"", - &ctx->wait->uri, &ctx->wait->args); - - return ngx_http_next_body_filter(r, NULL); - } - } - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_ssi_filter_module); - - while (ctx->in || ctx->buf) { - - if (ctx->buf == NULL) { - ctx->buf = ctx->in->buf; - ctx->in = ctx->in->next; - ctx->pos = ctx->buf->pos; - } - - if (ctx->state == ssi_start_state) { - ctx->copy_start = ctx->pos; - ctx->copy_end = ctx->pos; - } - - b = NULL; - - while (ctx->pos < ctx->buf->last) { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "saved: %uz state: %ui", ctx->saved, ctx->state); - - rc = ngx_http_ssi_parse(r, ctx); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "parse: %i, looked: %uz %p-%p", - rc, ctx->looked, ctx->copy_start, ctx->copy_end); - - if (rc == NGX_ERROR) { - return rc; - } - - if (ctx->copy_start != ctx->copy_end) { - - if (ctx->output) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "saved: %uz", ctx->saved); - - if (ctx->saved) { - - if (ctx->free) { - cl = ctx->free; - ctx->free = ctx->free->next; - b = cl->buf; - ngx_memzero(b, sizeof(ngx_buf_t)); - - } else { - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - } - - b->memory = 1; - b->pos = ngx_http_ssi_string; - b->last = ngx_http_ssi_string + ctx->saved; - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - ctx->saved = 0; - } - - if (ctx->free) { - cl = ctx->free; - ctx->free = ctx->free->next; - b = cl->buf; - - } else { - b = ngx_alloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - } - - ngx_memcpy(b, ctx->buf, sizeof(ngx_buf_t)); - - b->pos = ctx->copy_start; - b->last = ctx->copy_end; - b->shadow = NULL; - b->last_buf = 0; - b->recycled = 0; - - if (b->in_file) { - if (slcf->min_file_chunk < (size_t) (b->last - b->pos)) - { - b->file_last = b->file_pos - + (b->last - ctx->buf->pos); - b->file_pos += b->pos - ctx->buf->pos; - - } else { - b->in_file = 0; - } - } - - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - } else { - if (ctx->block - && ctx->saved + (ctx->copy_end - ctx->copy_start)) - { - b = ngx_create_temp_buf(r->pool, - ctx->saved + (ctx->copy_end - ctx->copy_start)); - - if (b == NULL) { - return NGX_ERROR; - } - - if (ctx->saved) { - b->last = ngx_cpymem(b->pos, ngx_http_ssi_string, - ctx->saved); - } - - b->last = ngx_cpymem(b->last, ctx->copy_start, - ctx->copy_end - ctx->copy_start); - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = NULL; - - b = NULL; - - mctx = ngx_http_get_module_ctx(r->main, - ngx_http_ssi_filter_module); - bl = mctx->blocks->elts; - for (ll = &bl[mctx->blocks->nelts - 1].bufs; - *ll; - ll = &(*ll)->next) - { - /* void */ - } - - *ll = cl; - } - - ctx->saved = 0; - } - } - - if (ctx->state == ssi_start_state) { - ctx->copy_start = ctx->pos; - ctx->copy_end = ctx->pos; - - } else { - ctx->copy_start = NULL; - ctx->copy_end = NULL; - } - - if (rc == NGX_AGAIN) { - continue; - } - - - b = NULL; - - if (rc == NGX_OK) { - - smcf = ngx_http_get_module_main_conf(r, - ngx_http_ssi_filter_module); - - cmd = ngx_hash_find(&smcf->hash, ctx->key, ctx->command.data, - ctx->command.len); - - if (cmd == NULL) { - if (ctx->output) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid SSI command: \"%V\"", - &ctx->command); - goto ssi_error; - } - - continue; - } - - if (!ctx->output && !cmd->block) { - - if (ctx->block) { - - /* reconstruct the SSI command text */ - - len = 5 + ctx->command.len + 4; - - param = ctx->params.elts; - for (i = 0; i < ctx->params.nelts; i++) { - len += 1 + param[i].key.len + 2 - + param[i].value.len + 1; - } - - b = ngx_create_temp_buf(r->pool, len); - - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = NULL; - - *b->last++ = '<'; - *b->last++ = '!'; - *b->last++ = '-'; - *b->last++ = '-'; - *b->last++ = '#'; - - b->last = ngx_cpymem(b->last, ctx->command.data, - ctx->command.len); - - for (i = 0; i < ctx->params.nelts; i++) { - *b->last++ = ' '; - b->last = ngx_cpymem(b->last, param[i].key.data, - param[i].key.len); - *b->last++ = '='; - *b->last++ = '"'; - b->last = ngx_cpymem(b->last, param[i].value.data, - param[i].value.len); - *b->last++ = '"'; - } - - *b->last++ = ' '; - *b->last++ = '-'; - *b->last++ = '-'; - *b->last++ = '>'; - - mctx = ngx_http_get_module_ctx(r->main, - ngx_http_ssi_filter_module); - bl = mctx->blocks->elts; - for (ll = &bl[mctx->blocks->nelts - 1].bufs; - *ll; - ll = &(*ll)->next) - { - /* void */ - } - - *ll = cl; - - b = NULL; - - continue; - } - - if (cmd->conditional == 0) { - continue; - } - } - - if (cmd->conditional - && (ctx->conditional == 0 - || ctx->conditional > cmd->conditional)) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid context of SSI command: \"%V\"", - &ctx->command); - goto ssi_error; - } - - if (ctx->params.nelts > NGX_HTTP_SSI_MAX_PARAMS) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "too many SSI command parameters: \"%V\"", - &ctx->command); - goto ssi_error; - } - - ngx_memzero(params, - (NGX_HTTP_SSI_MAX_PARAMS + 1) * sizeof(ngx_str_t *)); - - param = ctx->params.elts; - - for (i = 0; i < ctx->params.nelts; i++) { - - for (prm = cmd->params; prm->name.len; prm++) { - - if (param[i].key.len != prm->name.len - || ngx_strncmp(param[i].key.data, prm->name.data, - prm->name.len) != 0) - { - continue; - } - - if (!prm->multiple) { - if (params[prm->index]) { - ngx_log_error(NGX_LOG_ERR, - r->connection->log, 0, - "duplicate \"%V\" parameter " - "in \"%V\" SSI command", - ¶m[i].key, &ctx->command); - - goto ssi_error; - } - - params[prm->index] = ¶m[i].value; - - break; - } - - for (index = prm->index; params[index]; index++) { - /* void */ - } - - params[index] = ¶m[i].value; - - break; - } - - if (prm->name.len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid parameter name: \"%V\" " - "in \"%V\" SSI command", - ¶m[i].key, &ctx->command); - - goto ssi_error; - } - } - - for (prm = cmd->params; prm->name.len; prm++) { - if (prm->mandatory && params[prm->index] == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "mandatory \"%V\" parameter is absent " - "in \"%V\" SSI command", - &prm->name, &ctx->command); - - goto ssi_error; - } - } - - if (cmd->flush && ctx->out) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi flush"); - - if (ngx_http_ssi_output(r, ctx) == NGX_ERROR) { - return NGX_ERROR; - } - } - - rc = cmd->handler(r, ctx, params); - - if (rc == NGX_OK) { - continue; - } - - if (rc == NGX_DONE || rc == NGX_AGAIN || rc == NGX_ERROR) { - ngx_http_ssi_buffered(r, ctx); - return rc; - } - } - - - /* rc == NGX_HTTP_SSI_ERROR */ - - ssi_error: - - if (slcf->silent_errors) { - continue; - } - - if (ctx->free) { - cl = ctx->free; - ctx->free = ctx->free->next; - b = cl->buf; - ngx_memzero(b, sizeof(ngx_buf_t)); - - } else { - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - } - - b->memory = 1; - b->pos = ctx->errmsg.data; - b->last = ctx->errmsg.data + ctx->errmsg.len; - - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - continue; - } - - if (ctx->buf->last_buf || ngx_buf_in_memory(ctx->buf)) { - if (b == NULL) { - if (ctx->free) { - cl = ctx->free; - ctx->free = ctx->free->next; - b = cl->buf; - ngx_memzero(b, sizeof(ngx_buf_t)); - - } else { - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - } - - b->sync = 1; - - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - } - - b->last_buf = ctx->buf->last_buf; - b->shadow = ctx->buf; - - if (slcf->ignore_recycled_buffers == 0) { - b->recycled = ctx->buf->recycled; - } - } - - ctx->buf = NULL; - - ctx->saved = ctx->looked; - } - - if (ctx->out == NULL && ctx->busy == NULL) { - return NGX_OK; - } - - return ngx_http_ssi_output(r, ctx); -} - - -static ngx_int_t -ngx_http_ssi_output(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx) -{ - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *cl; - -#if 1 - b = NULL; - for (cl = ctx->out; cl; cl = cl->next) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi out: %p %p", cl->buf, cl->buf->pos); - if (cl->buf == b) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "the same buf was used in ssi"); - ngx_debug_point(); - return NGX_ERROR; - } - b = cl->buf; - } -#endif - - rc = ngx_http_next_body_filter(r, ctx->out); - - if (ctx->busy == NULL) { - ctx->busy = ctx->out; - - } else { - for (cl = ctx->busy; cl->next; cl = cl->next) { /* void */ } - cl->next = ctx->out; - } - - ctx->out = NULL; - ctx->last_out = &ctx->out; - - while (ctx->busy) { - - cl = ctx->busy; - b = cl->buf; - - if (ngx_buf_size(b) != 0) { - break; - } - - if (b->shadow) { - b->shadow->pos = b->shadow->last; - } - - ctx->busy = cl->next; - - if (ngx_buf_in_memory(b) || b->in_file) { - /* add data bufs only to the free buf chain */ - - cl->next = ctx->free; - ctx->free = cl; - } - } - - ngx_http_ssi_buffered(r, ctx); - - return rc; -} - - -static void -ngx_http_ssi_buffered(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx) -{ - if (ctx->in || ctx->buf) { - r->buffered |= NGX_HTTP_SSI_BUFFERED; - - } else { - r->buffered &= ~NGX_HTTP_SSI_BUFFERED; - } -} - - -static ngx_int_t -ngx_http_ssi_parse(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx) -{ - u_char *p, *value, *last, *copy_end, ch; - size_t looked; - ngx_http_ssi_state_e state; - - state = ctx->state; - looked = ctx->looked; - last = ctx->buf->last; - copy_end = ctx->copy_end; - - for (p = ctx->pos; p < last; p++) { - - ch = *p; - - if (state == ssi_start_state) { - - /* the tight loop */ - - for ( ;; ) { - if (ch == '<') { - copy_end = p; - looked = 1; - state = ssi_tag_state; - - goto tag_started; - } - - if (++p == last) { - break; - } - - ch = *p; - } - - ctx->state = state; - ctx->pos = p; - ctx->looked = looked; - ctx->copy_end = p; - - if (ctx->copy_start == NULL) { - ctx->copy_start = ctx->buf->pos; - } - - return NGX_AGAIN; - - tag_started: - - continue; - } - - switch (state) { - - case ssi_start_state: - /* not reached */ - break; - - case ssi_tag_state: - switch (ch) { - case '!': - looked = 2; - state = ssi_comment0_state; - break; - - case '<': - copy_end = p; - break; - - default: - copy_end = p; - looked = 0; - state = ssi_start_state; - break; - } - - break; - - case ssi_comment0_state: - switch (ch) { - case '-': - looked = 3; - state = ssi_comment1_state; - break; - - case '<': - copy_end = p; - looked = 1; - state = ssi_tag_state; - break; - - default: - copy_end = p; - looked = 0; - state = ssi_start_state; - break; - } - - break; - - case ssi_comment1_state: - switch (ch) { - case '-': - looked = 4; - state = ssi_sharp_state; - break; - - case '<': - copy_end = p; - looked = 1; - state = ssi_tag_state; - break; - - default: - copy_end = p; - looked = 0; - state = ssi_start_state; - break; - } - - break; - - case ssi_sharp_state: - switch (ch) { - case '#': - if (p - ctx->pos < 4) { - ctx->saved = 0; - } - looked = 0; - state = ssi_precommand_state; - break; - - case '<': - copy_end = p; - looked = 1; - state = ssi_tag_state; - break; - - default: - copy_end = p; - looked = 0; - state = ssi_start_state; - break; - } - - break; - - case ssi_precommand_state: - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - break; - - default: - ctx->command.len = 1; - ctx->command.data = ngx_pnalloc(r->pool, - NGX_HTTP_SSI_COMMAND_LEN); - if (ctx->command.data == NULL) { - return NGX_ERROR; - } - - ctx->command.data[0] = ch; - - ctx->key = 0; - ctx->key = ngx_hash(ctx->key, ch); - - ctx->params.nelts = 0; - - state = ssi_command_state; - break; - } - - break; - - case ssi_command_state: - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - state = ssi_preparam_state; - break; - - case '-': - state = ssi_comment_end0_state; - break; - - default: - if (ctx->command.len == NGX_HTTP_SSI_COMMAND_LEN) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the \"%V%c...\" SSI command is too long", - &ctx->command, ch); - - state = ssi_error_state; - break; - } - - ctx->command.data[ctx->command.len++] = ch; - ctx->key = ngx_hash(ctx->key, ch); - } - - break; - - case ssi_preparam_state: - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - break; - - case '-': - state = ssi_comment_end0_state; - break; - - default: - ctx->param = ngx_array_push(&ctx->params); - if (ctx->param == NULL) { - return NGX_ERROR; - } - - ctx->param->key.len = 1; - ctx->param->key.data = ngx_pnalloc(r->pool, - NGX_HTTP_SSI_PARAM_LEN); - if (ctx->param->key.data == NULL) { - return NGX_ERROR; - } - - ctx->param->key.data[0] = ch; - - ctx->param->value.len = 0; - - if (ctx->value_buf == NULL) { - ctx->param->value.data = ngx_pnalloc(r->pool, - ctx->value_len + 1); - if (ctx->param->value.data == NULL) { - return NGX_ERROR; - } - - } else { - ctx->param->value.data = ctx->value_buf; - } - - state = ssi_param_state; - break; - } - - break; - - case ssi_param_state: - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - state = ssi_preequal_state; - break; - - case '=': - state = ssi_prevalue_state; - break; - - case '-': - state = ssi_error_end0_state; - - ctx->param->key.data[ctx->param->key.len++] = ch; - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid \"%V\" parameter in \"%V\" SSI command", - &ctx->param->key, &ctx->command); - break; - - default: - if (ctx->param->key.len == NGX_HTTP_SSI_PARAM_LEN) { - state = ssi_error_state; - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "too long \"%V%c...\" parameter in " - "\"%V\" SSI command", - &ctx->param->key, ch, &ctx->command); - break; - } - - ctx->param->key.data[ctx->param->key.len++] = ch; - } - - break; - - case ssi_preequal_state: - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - break; - - case '=': - state = ssi_prevalue_state; - break; - - default: - if (ch == '-') { - state = ssi_error_end0_state; - } else { - state = ssi_error_state; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected \"%c\" symbol after \"%V\" " - "parameter in \"%V\" SSI command", - ch, &ctx->param->key, &ctx->command); - break; - } - - break; - - case ssi_prevalue_state: - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - break; - - case '"': - state = ssi_double_quoted_value_state; - break; - - case '\'': - state = ssi_quoted_value_state; - break; - - default: - if (ch == '-') { - state = ssi_error_end0_state; - } else { - state = ssi_error_state; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected \"%c\" symbol before value of " - "\"%V\" parameter in \"%V\" SSI command", - ch, &ctx->param->key, &ctx->command); - break; - } - - break; - - case ssi_double_quoted_value_state: - switch (ch) { - case '"': - state = ssi_postparam_state; - break; - - case '\\': - ctx->saved_state = ssi_double_quoted_value_state; - state = ssi_quoted_symbol_state; - - /* fall through */ - - default: - if (ctx->param->value.len == ctx->value_len) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "too long \"%V%c...\" value of \"%V\" " - "parameter in \"%V\" SSI command", - &ctx->param->value, ch, &ctx->param->key, - &ctx->command); - state = ssi_error_state; - break; - } - - ctx->param->value.data[ctx->param->value.len++] = ch; - } - - break; - - case ssi_quoted_value_state: - switch (ch) { - case '\'': - state = ssi_postparam_state; - break; - - case '\\': - ctx->saved_state = ssi_quoted_value_state; - state = ssi_quoted_symbol_state; - - /* fall through */ - - default: - if (ctx->param->value.len == ctx->value_len) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "too long \"%V%c...\" value of \"%V\" " - "parameter in \"%V\" SSI command", - &ctx->param->value, ch, &ctx->param->key, - &ctx->command); - state = ssi_error_state; - break; - } - - ctx->param->value.data[ctx->param->value.len++] = ch; - } - - break; - - case ssi_quoted_symbol_state: - state = ctx->saved_state; - - if (ctx->param->value.len == ctx->value_len) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "too long \"%V%c...\" value of \"%V\" " - "parameter in \"%V\" SSI command", - &ctx->param->value, ch, &ctx->param->key, - &ctx->command); - state = ssi_error_state; - break; - } - - ctx->param->value.data[ctx->param->value.len++] = ch; - - break; - - case ssi_postparam_state: - - if (ctx->param->value.len + 1 < ctx->value_len / 2) { - value = ngx_pnalloc(r->pool, ctx->param->value.len + 1); - if (value == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(value, ctx->param->value.data, - ctx->param->value.len); - - ctx->value_buf = ctx->param->value.data; - ctx->param->value.data = value; - - } else { - ctx->value_buf = NULL; - } - - switch (ch) { - case ' ': - case CR: - case LF: - case '\t': - state = ssi_preparam_state; - break; - - case '-': - state = ssi_comment_end0_state; - break; - - default: - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected \"%c\" symbol after \"%V\" value " - "of \"%V\" parameter in \"%V\" SSI command", - ch, &ctx->param->value, &ctx->param->key, - &ctx->command); - state = ssi_error_state; - break; - } - - break; - - case ssi_comment_end0_state: - switch (ch) { - case '-': - state = ssi_comment_end1_state; - break; - - default: - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected \"%c\" symbol in \"%V\" SSI command", - ch, &ctx->command); - state = ssi_error_state; - break; - } - - break; - - case ssi_comment_end1_state: - switch (ch) { - case '>': - ctx->state = ssi_start_state; - ctx->pos = p + 1; - ctx->looked = looked; - ctx->copy_end = copy_end; - - if (ctx->copy_start == NULL && copy_end) { - ctx->copy_start = ctx->buf->pos; - } - - return NGX_OK; - - default: - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unexpected \"%c\" symbol in \"%V\" SSI command", - ch, &ctx->command); - state = ssi_error_state; - break; - } - - break; - - case ssi_error_state: - switch (ch) { - case '-': - state = ssi_error_end0_state; - break; - - default: - break; - } - - break; - - case ssi_error_end0_state: - switch (ch) { - case '-': - state = ssi_error_end1_state; - break; - - default: - state = ssi_error_state; - break; - } - - break; - - case ssi_error_end1_state: - switch (ch) { - case '>': - ctx->state = ssi_start_state; - ctx->pos = p + 1; - ctx->looked = looked; - ctx->copy_end = copy_end; - - if (ctx->copy_start == NULL && copy_end) { - ctx->copy_start = ctx->buf->pos; - } - - return NGX_HTTP_SSI_ERROR; - - default: - state = ssi_error_state; - break; - } - - break; - } - } - - ctx->state = state; - ctx->pos = p; - ctx->looked = looked; - - ctx->copy_end = (state == ssi_start_state) ? p : copy_end; - - if (ctx->copy_start == NULL && ctx->copy_end) { - ctx->copy_start = ctx->buf->pos; - } - - return NGX_AGAIN; -} - - -static ngx_str_t * -ngx_http_ssi_get_variable(ngx_http_request_t *r, ngx_str_t *name, - ngx_uint_t key) -{ - ngx_uint_t i; - ngx_list_part_t *part; - ngx_http_ssi_var_t *var; - ngx_http_ssi_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); - -#if (NGX_PCRE) - { - ngx_str_t *value; - - if (key >= '0' && key <= '9') { - i = key - '0'; - - if (i < ctx->ncaptures) { - value = ngx_palloc(r->pool, sizeof(ngx_str_t)); - if (value == NULL) { - return NULL; - } - - i *= 2; - - value->data = ctx->captures_data + ctx->captures[i]; - value->len = ctx->captures[i + 1] - ctx->captures[i]; - - return value; - } - } - } -#endif - - if (ctx->variables == NULL) { - return NULL; - } - - part = &ctx->variables->part; - var = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - var = part->elts; - i = 0; - } - - if (name->len != var[i].name.len) { - continue; - } - - if (key != var[i].key) { - continue; - } - - if (ngx_strncmp(name->data, var[i].name.data, name->len) == 0) { - return &var[i].value; - } - } - - return NULL; -} - - -static ngx_int_t -ngx_http_ssi_evaluate_string(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t *text, ngx_uint_t flags) -{ - u_char ch, *p, **value, *data, *part_data; - size_t *size, len, prefix, part_len; - ngx_str_t var, *val; - ngx_int_t key; - ngx_uint_t i, n, bracket, quoted; - ngx_array_t lengths, values; - ngx_http_variable_value_t *vv; - - n = ngx_http_script_variables_count(text); - - if (n == 0) { - - data = text->data; - p = data; - - if ((flags & NGX_HTTP_SSI_ADD_PREFIX) && text->data[0] != '/') { - - for (prefix = r->uri.len; prefix; prefix--) { - if (r->uri.data[prefix - 1] == '/') { - break; - } - } - - if (prefix) { - len = prefix + text->len; - - data = ngx_pnalloc(r->pool, len); - if (data == NULL) { - return NGX_ERROR; - } - - p = ngx_copy(data, r->uri.data, prefix); - } - } - - quoted = 0; - - for (i = 0; i < text->len; i++) { - ch = text->data[i]; - - if (!quoted) { - - if (ch == '\\') { - quoted = 1; - continue; - } - - } else { - quoted = 0; - - if (ch != '\\' && ch != '\'' && ch != '"' && ch != '$') { - *p++ = '\\'; - } - } - - *p++ = ch; - } - - text->len = p - data; - text->data = data; - - return NGX_OK; - } - - if (ngx_array_init(&lengths, r->pool, 8, sizeof(size_t *)) != NGX_OK) { - return NGX_ERROR; - } - - if (ngx_array_init(&values, r->pool, 8, sizeof(u_char *)) != NGX_OK) { - return NGX_ERROR; - } - - len = 0; - i = 0; - - while (i < text->len) { - - if (text->data[i] == '$') { - - var.len = 0; - - if (++i == text->len) { - goto invalid_variable; - } - - if (text->data[i] == '{') { - bracket = 1; - - if (++i == text->len) { - goto invalid_variable; - } - - var.data = &text->data[i]; - - } else { - bracket = 0; - var.data = &text->data[i]; - } - - for ( /* void */ ; i < text->len; i++, var.len++) { - ch = text->data[i]; - - if (ch == '}' && bracket) { - i++; - bracket = 0; - break; - } - - if ((ch >= 'A' && ch <= 'Z') - || (ch >= 'a' && ch <= 'z') - || (ch >= '0' && ch <= '9') - || ch == '_') - { - continue; - } - - break; - } - - if (bracket) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the closing bracket in \"%V\" " - "variable is missing", &var); - return NGX_HTTP_SSI_ERROR; - } - - if (var.len == 0) { - goto invalid_variable; - } - - key = ngx_hash_strlow(var.data, var.data, var.len); - - val = ngx_http_ssi_get_variable(r, &var, key); - - if (val == NULL) { - vv = ngx_http_get_variable(r, &var, key); - if (vv == NULL) { - return NGX_ERROR; - } - - if (vv->not_found) { - continue; - } - - part_data = vv->data; - part_len = vv->len; - - } else { - part_data = val->data; - part_len = val->len; - } - - } else { - part_data = &text->data[i]; - quoted = 0; - - for (p = part_data; i < text->len; i++) { - ch = text->data[i]; - - if (!quoted) { - - if (ch == '\\') { - quoted = 1; - continue; - } - - if (ch == '$') { - break; - } - - } else { - quoted = 0; - - if (ch != '\\' && ch != '\'' && ch != '"' && ch != '$') { - *p++ = '\\'; - } - } - - *p++ = ch; - } - - part_len = p - part_data; - } - - len += part_len; - - size = ngx_array_push(&lengths); - if (size == NULL) { - return NGX_ERROR; - } - - *size = part_len; - - value = ngx_array_push(&values); - if (value == NULL) { - return NGX_ERROR; - } - - *value = part_data; - } - - prefix = 0; - - size = lengths.elts; - value = values.elts; - - if (flags & NGX_HTTP_SSI_ADD_PREFIX) { - for (i = 0; i < values.nelts; i++) { - if (size[i] != 0) { - if (*value[i] != '/') { - for (prefix = r->uri.len; prefix; prefix--) { - if (r->uri.data[prefix - 1] == '/') { - len += prefix; - break; - } - } - } - - break; - } - } - } - - p = ngx_pnalloc(r->pool, len + ((flags & NGX_HTTP_SSI_ADD_ZERO) ? 1 : 0)); - if (p == NULL) { - return NGX_ERROR; - } - - text->len = len; - text->data = p; - - p = ngx_copy(p, r->uri.data, prefix); - - for (i = 0; i < values.nelts; i++) { - p = ngx_copy(p, value[i], size[i]); - } - - return NGX_OK; - -invalid_variable: - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid variable name in \"%V\"", text); - - return NGX_HTTP_SSI_ERROR; -} - - -static ngx_int_t -ngx_http_ssi_regex_match(ngx_http_request_t *r, ngx_str_t *pattern, - ngx_str_t *str) -{ -#if (NGX_PCRE) - int rc, *captures; - u_char *p, errstr[NGX_MAX_CONF_ERRSTR]; - size_t size; - ngx_int_t key; - ngx_str_t *vv, name, value; - ngx_uint_t i, n; - ngx_http_ssi_ctx_t *ctx; - ngx_http_ssi_var_t *var; - ngx_regex_compile_t rgc; - - ngx_memzero(&rgc, sizeof(ngx_regex_compile_t)); - - rgc.pattern = *pattern; - rgc.pool = r->pool; - rgc.err.len = NGX_MAX_CONF_ERRSTR; - rgc.err.data = errstr; - - if (ngx_regex_compile(&rgc) != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "%V", &rgc.err); - return NGX_HTTP_SSI_ERROR; - } - - n = (rgc.captures + 1) * 3; - - captures = ngx_palloc(r->pool, n * sizeof(int)); - if (captures == NULL) { - return NGX_ERROR; - } - - rc = ngx_regex_exec(rgc.regex, str, captures, n); - - if (rc < NGX_REGEX_NO_MATCHED) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - ngx_regex_exec_n " failed: %d on \"%V\" using \"%V\"", - rc, str, pattern); - return NGX_HTTP_SSI_ERROR; - } - - if (rc == NGX_REGEX_NO_MATCHED) { - return NGX_DECLINED; - } - - ctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); - - ctx->ncaptures = rc; - ctx->captures = captures; - ctx->captures_data = str->data; - - if (rgc.named_captures > 0) { - - if (ctx->variables == NULL) { - ctx->variables = ngx_list_create(r->pool, 4, - sizeof(ngx_http_ssi_var_t)); - if (ctx->variables == NULL) { - return NGX_ERROR; - } - } - - size = rgc.name_size; - p = rgc.names; - - for (i = 0; i < (ngx_uint_t) rgc.named_captures; i++, p += size) { - - name.data = &p[2]; - name.len = ngx_strlen(name.data); - - n = 2 * ((p[0] << 8) + p[1]); - - value.data = &str->data[captures[n]]; - value.len = captures[n + 1] - captures[n]; - - key = ngx_hash_strlow(name.data, name.data, name.len); - - vv = ngx_http_ssi_get_variable(r, &name, key); - - if (vv) { - *vv = value; - continue; - } - - var = ngx_list_push(ctx->variables); - if (var == NULL) { - return NGX_ERROR; - } - - var->name = name; - var->key = key; - var->value = value; - } - } - - return NGX_OK; - -#else - - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "the using of the regex \"%V\" in SSI requires PCRE library", - pattern); - return NGX_HTTP_SSI_ERROR; - -#endif -} - - -static ngx_int_t -ngx_http_ssi_include(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_int_t rc, key; - ngx_str_t *uri, *file, *wait, *set, *stub, args; - ngx_buf_t *b; - ngx_uint_t flags, i; - ngx_chain_t *cl, *tl, **ll, *out; - ngx_http_request_t *sr; - ngx_http_ssi_var_t *var; - ngx_http_ssi_ctx_t *mctx; - ngx_http_ssi_block_t *bl; - ngx_http_post_subrequest_t *psr; - - uri = params[NGX_HTTP_SSI_INCLUDE_VIRTUAL]; - file = params[NGX_HTTP_SSI_INCLUDE_FILE]; - wait = params[NGX_HTTP_SSI_INCLUDE_WAIT]; - set = params[NGX_HTTP_SSI_INCLUDE_SET]; - stub = params[NGX_HTTP_SSI_INCLUDE_STUB]; - - if (uri && file) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "inclusion may be either virtual=\"%V\" or file=\"%V\"", - uri, file); - return NGX_HTTP_SSI_ERROR; - } - - if (uri == NULL && file == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no parameter in \"include\" SSI command"); - return NGX_HTTP_SSI_ERROR; - } - - if (set && stub) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"set\" and \"stub\" cannot be used together " - "in \"include\" SSI command"); - return NGX_HTTP_SSI_ERROR; - } - - if (wait) { - if (uri == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"wait\" cannot be used with file=\"%V\"", file); - return NGX_HTTP_SSI_ERROR; - } - - if (wait->len == 2 - && ngx_strncasecmp(wait->data, (u_char *) "no", 2) == 0) - { - wait = NULL; - - } else if (wait->len != 3 - || ngx_strncasecmp(wait->data, (u_char *) "yes", 3) != 0) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid value \"%V\" in the \"wait\" parameter", - wait); - return NGX_HTTP_SSI_ERROR; - } - } - - if (uri == NULL) { - uri = file; - wait = (ngx_str_t *) -1; - } - - rc = ngx_http_ssi_evaluate_string(r, ctx, uri, NGX_HTTP_SSI_ADD_PREFIX); - - if (rc != NGX_OK) { - return rc; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi include: \"%V\"", uri); - - ngx_str_null(&args); - flags = NGX_HTTP_LOG_UNSAFE; - - if (ngx_http_parse_unsafe_uri(r, uri, &args, &flags) != NGX_OK) { - return NGX_HTTP_SSI_ERROR; - } - - psr = NULL; - - mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); - - if (stub) { - if (mctx->blocks) { - bl = mctx->blocks->elts; - for (i = 0; i < mctx->blocks->nelts; i++) { - if (stub->len == bl[i].name.len - && ngx_strncmp(stub->data, bl[i].name.data, stub->len) == 0) - { - goto found; - } - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "\"stub\"=\"%V\" for \"include\" not found", stub); - return NGX_HTTP_SSI_ERROR; - - found: - - psr = ngx_palloc(r->pool, sizeof(ngx_http_post_subrequest_t)); - if (psr == NULL) { - return NGX_ERROR; - } - - psr->handler = ngx_http_ssi_stub_output; - - if (bl[i].count++) { - - out = NULL; - ll = &out; - - for (tl = bl[i].bufs; tl; tl = tl->next) { - - if (ctx->free) { - cl = ctx->free; - ctx->free = ctx->free->next; - b = cl->buf; - - } else { - b = ngx_alloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - } - - ngx_memcpy(b, tl->buf, sizeof(ngx_buf_t)); - - b->pos = b->start; - - *ll = cl; - cl->next = NULL; - ll = &cl->next; - } - - psr->data = out; - - } else { - psr->data = bl[i].bufs; - } - } - - if (wait) { - flags |= NGX_HTTP_SUBREQUEST_WAITED; - } - - if (set) { - key = ngx_hash_strlow(set->data, set->data, set->len); - - psr = ngx_palloc(r->pool, sizeof(ngx_http_post_subrequest_t)); - if (psr == NULL) { - return NGX_ERROR; - } - - psr->handler = ngx_http_ssi_set_variable; - psr->data = ngx_http_ssi_get_variable(r, set, key); - - if (psr->data == NULL) { - - if (mctx->variables == NULL) { - mctx->variables = ngx_list_create(r->pool, 4, - sizeof(ngx_http_ssi_var_t)); - if (mctx->variables == NULL) { - return NGX_ERROR; - } - } - - var = ngx_list_push(mctx->variables); - if (var == NULL) { - return NGX_ERROR; - } - - var->name = *set; - var->key = key; - var->value = ngx_http_ssi_null_string; - psr->data = &var->value; - } - - flags |= NGX_HTTP_SUBREQUEST_IN_MEMORY|NGX_HTTP_SUBREQUEST_WAITED; - } - - if (ngx_http_subrequest(r, uri, &args, &sr, psr, flags) != NGX_OK) { - return NGX_HTTP_SSI_ERROR; - } - - if (wait == NULL && set == NULL) { - return NGX_OK; - } - - if (ctx->wait == NULL) { - ctx->wait = sr; - - return NGX_AGAIN; - - } else { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "can only wait for one subrequest at a time"); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_stub_output(ngx_http_request_t *r, void *data, ngx_int_t rc) -{ - ngx_chain_t *out; - - if (rc == NGX_ERROR || r->connection->error || r->request_output) { - return rc; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi stub output: \"%V?%V\"", &r->uri, &r->args); - - out = data; - - if (!r->header_sent) { - r->headers_out.content_type_len = - r->parent->headers_out.content_type_len; - r->headers_out.content_type = r->parent->headers_out.content_type; - - if (ngx_http_send_header(r) == NGX_ERROR) { - return NGX_ERROR; - } - } - - return ngx_http_output_filter(r, out); -} - - -static ngx_int_t -ngx_http_ssi_set_variable(ngx_http_request_t *r, void *data, ngx_int_t rc) -{ - ngx_str_t *value = data; - - if (r->upstream) { - value->len = r->upstream->buffer.last - r->upstream->buffer.pos; - value->data = r->upstream->buffer.pos; - } - - return rc; -} - - -static ngx_int_t -ngx_http_ssi_echo(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - u_char *p; - uintptr_t len; - ngx_int_t key; - ngx_buf_t *b; - ngx_str_t *var, *value, *enc, text; - ngx_chain_t *cl; - ngx_http_variable_value_t *vv; - - var = params[NGX_HTTP_SSI_ECHO_VAR]; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi echo \"%V\"", var); - - key = ngx_hash_strlow(var->data, var->data, var->len); - - value = ngx_http_ssi_get_variable(r, var, key); - - if (value == NULL) { - vv = ngx_http_get_variable(r, var, key); - - if (vv == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - if (!vv->not_found) { - text.data = vv->data; - text.len = vv->len; - value = &text; - } - } - - if (value == NULL) { - value = params[NGX_HTTP_SSI_ECHO_DEFAULT]; - - if (value == NULL) { - value = &ngx_http_ssi_none; - - } else if (value->len == 0) { - return NGX_OK; - } - - } else { - if (value->len == 0) { - return NGX_OK; - } - } - - enc = params[NGX_HTTP_SSI_ECHO_ENCODING]; - - if (enc) { - if (enc->len == 4 && ngx_strncmp(enc->data, "none", 4) == 0) { - - ctx->encoding = NGX_HTTP_SSI_NO_ENCODING; - - } else if (enc->len == 3 && ngx_strncmp(enc->data, "url", 3) == 0) { - - ctx->encoding = NGX_HTTP_SSI_URL_ENCODING; - - } else if (enc->len == 6 && ngx_strncmp(enc->data, "entity", 6) == 0) { - - ctx->encoding = NGX_HTTP_SSI_ENTITY_ENCODING; - - } else { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unknown encoding \"%V\" in the \"echo\" command", - enc); - } - } - - p = value->data; - - switch (ctx->encoding) { - - case NGX_HTTP_SSI_URL_ENCODING: - len = 2 * ngx_escape_uri(NULL, value->data, value->len, - NGX_ESCAPE_HTML); - - if (len) { - p = ngx_pnalloc(r->pool, value->len + len); - if (p == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - (void) ngx_escape_uri(p, value->data, value->len, NGX_ESCAPE_HTML); - } - - len += value->len; - break; - - case NGX_HTTP_SSI_ENTITY_ENCODING: - len = ngx_escape_html(NULL, value->data, value->len); - - if (len) { - p = ngx_pnalloc(r->pool, value->len + len); - if (p == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - (void) ngx_escape_html(p, value->data, value->len); - } - - len += value->len; - break; - - default: /* NGX_HTTP_SSI_NO_ENCODING */ - len = value->len; - break; - } - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - b->memory = 1; - b->pos = p; - b->last = p + len; - - cl->buf = b; - cl->next = NULL; - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_config(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_str_t *value; - - value = params[NGX_HTTP_SSI_CONFIG_TIMEFMT]; - - if (value) { - ctx->timefmt.len = value->len; - ctx->timefmt.data = ngx_pnalloc(r->pool, value->len + 1); - if (ctx->timefmt.data == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - ngx_cpystrn(ctx->timefmt.data, value->data, value->len + 1); - } - - value = params[NGX_HTTP_SSI_CONFIG_ERRMSG]; - - if (value) { - ctx->errmsg = *value; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_set(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_int_t key, rc; - ngx_str_t *name, *value, *vv; - ngx_http_ssi_var_t *var; - ngx_http_ssi_ctx_t *mctx; - - mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); - - if (mctx->variables == NULL) { - mctx->variables = ngx_list_create(r->pool, 4, - sizeof(ngx_http_ssi_var_t)); - if (mctx->variables == NULL) { - return NGX_ERROR; - } - } - - name = params[NGX_HTTP_SSI_SET_VAR]; - value = params[NGX_HTTP_SSI_SET_VALUE]; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi set \"%V\" \"%V\"", name, value); - - rc = ngx_http_ssi_evaluate_string(r, ctx, value, 0); - - if (rc != NGX_OK) { - return rc; - } - - key = ngx_hash_strlow(name->data, name->data, name->len); - - vv = ngx_http_ssi_get_variable(r, name, key); - - if (vv) { - *vv = *value; - return NGX_OK; - } - - var = ngx_list_push(mctx->variables); - if (var == NULL) { - return NGX_ERROR; - } - - var->name = *name; - var->key = key; - var->value = *value; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "set: \"%V\"=\"%V\"", name, value); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_if(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - u_char *p, *last; - ngx_str_t *expr, left, right; - ngx_int_t rc; - ngx_uint_t negative, noregex, flags; - - if (ctx->command.len == 2) { - if (ctx->conditional) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the \"if\" command inside the \"if\" command"); - return NGX_HTTP_SSI_ERROR; - } - } - - if (ctx->output_chosen) { - ctx->output = 0; - return NGX_OK; - } - - expr = params[NGX_HTTP_SSI_IF_EXPR]; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi if expr=\"%V\"", expr); - - left.data = expr->data; - last = expr->data + expr->len; - - for (p = left.data; p < last; p++) { - if (*p >= 'A' && *p <= 'Z') { - *p |= 0x20; - continue; - } - - if ((*p >= 'a' && *p <= 'z') - || (*p >= '0' && *p <= '9') - || *p == '$' || *p == '{' || *p == '}' || *p == '_' - || *p == '"' || *p == '\'') - { - continue; - } - - break; - } - - left.len = p - left.data; - - while (p < last && *p == ' ') { - p++; - } - - flags = 0; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "left: \"%V\"", &left); - - rc = ngx_http_ssi_evaluate_string(r, ctx, &left, flags); - - if (rc != NGX_OK) { - return rc; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "evaluated left: \"%V\"", &left); - - if (p == last) { - if (left.len) { - ctx->output = 1; - ctx->output_chosen = 1; - - } else { - ctx->output = 0; - } - - ctx->conditional = NGX_HTTP_SSI_COND_IF; - - return NGX_OK; - } - - if (p < last && *p == '=') { - negative = 0; - p++; - - } else if (p + 1 < last && *p == '!' && *(p + 1) == '=') { - negative = 1; - p += 2; - - } else { - goto invalid_expression; - } - - while (p < last && *p == ' ') { - p++; - } - - if (p < last - 1 && *p == '/') { - if (*(last - 1) != '/') { - goto invalid_expression; - } - - noregex = 0; - flags = NGX_HTTP_SSI_ADD_ZERO; - last--; - p++; - - } else { - noregex = 1; - flags = 0; - - if (p < last - 1 && p[0] == '\\' && p[1] == '/') { - p++; - } - } - - right.len = last - p; - right.data = p; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "right: \"%V\"", &right); - - rc = ngx_http_ssi_evaluate_string(r, ctx, &right, flags); - - if (rc != NGX_OK) { - return rc; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "evaluated right: \"%V\"", &right); - - if (noregex) { - if (left.len != right.len) { - rc = -1; - - } else { - rc = ngx_strncmp(left.data, right.data, right.len); - } - - } else { - right.data[right.len] = '\0'; - - rc = ngx_http_ssi_regex_match(r, &right, &left); - - if (rc == NGX_OK) { - rc = 0; - } else if (rc == NGX_DECLINED) { - rc = -1; - } else { - return rc; - } - } - - if ((rc == 0 && !negative) || (rc != 0 && negative)) { - ctx->output = 1; - ctx->output_chosen = 1; - - } else { - ctx->output = 0; - } - - ctx->conditional = NGX_HTTP_SSI_COND_IF; - - return NGX_OK; - -invalid_expression: - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid expression in \"%V\"", expr); - - return NGX_HTTP_SSI_ERROR; -} - - -static ngx_int_t -ngx_http_ssi_else(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi else"); - - if (ctx->output_chosen) { - ctx->output = 0; - } else { - ctx->output = 1; - } - - ctx->conditional = NGX_HTTP_SSI_COND_ELSE; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_endif(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi endif"); - - ctx->output = 1; - ctx->output_chosen = 0; - ctx->conditional = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_block(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_http_ssi_ctx_t *mctx; - ngx_http_ssi_block_t *bl; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi block"); - - mctx = ngx_http_get_module_ctx(r->main, ngx_http_ssi_filter_module); - - if (mctx->blocks == NULL) { - mctx->blocks = ngx_array_create(r->pool, 4, - sizeof(ngx_http_ssi_block_t)); - if (mctx->blocks == NULL) { - return NGX_HTTP_SSI_ERROR; - } - } - - bl = ngx_array_push(mctx->blocks); - if (bl == NULL) { - return NGX_HTTP_SSI_ERROR; - } - - bl->name = *params[NGX_HTTP_SSI_BLOCK_NAME]; - bl->bufs = NULL; - bl->count = 0; - - ctx->output = 0; - ctx->block = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_endblock(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ctx, - ngx_str_t **params) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "ssi endblock"); - - ctx->output = 1; - ctx->block = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_date_gmt_local_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t gmt) -{ - time_t now; - ngx_http_ssi_ctx_t *ctx; - ngx_str_t *timefmt; - struct tm tm; - char buf[NGX_HTTP_SSI_DATE_LEN]; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - now = ngx_time(); - - ctx = ngx_http_get_module_ctx(r, ngx_http_ssi_filter_module); - - timefmt = ctx ? &ctx->timefmt : &ngx_http_ssi_timefmt; - - if (timefmt->len == sizeof("%s") - 1 - && timefmt->data[0] == '%' && timefmt->data[1] == 's') - { - v->data = ngx_pnalloc(r->pool, NGX_TIME_T_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(v->data, "%T", now) - v->data; - - return NGX_OK; - } - - if (gmt) { - ngx_libc_gmtime(now, &tm); - } else { - ngx_libc_localtime(now, &tm); - } - - v->len = strftime(buf, NGX_HTTP_SSI_DATE_LEN, - (char *) timefmt->data, &tm); - if (v->len == 0) { - return NGX_ERROR; - } - - v->data = ngx_pnalloc(r->pool, v->len); - if (v->data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(v->data, buf, v->len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssi_preconfiguration(ngx_conf_t *cf) -{ - ngx_int_t rc; - ngx_http_variable_t *var, *v; - ngx_http_ssi_command_t *cmd; - ngx_http_ssi_main_conf_t *smcf; - - for (v = ngx_http_ssi_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); - - for (cmd = ngx_http_ssi_commands; cmd->name.len; cmd++) { - rc = ngx_hash_add_key(&smcf->commands, &cmd->name, cmd, - NGX_HASH_READONLY_KEY); - - if (rc == NGX_OK) { - continue; - } - - if (rc == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting SSI command \"%V\"", &cmd->name); - } - - return NGX_ERROR; - } - - return NGX_OK; -} - - -static void * -ngx_http_ssi_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_ssi_main_conf_t *smcf; - - smcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssi_main_conf_t)); - if (smcf == NULL) { - return NULL; - } - - smcf->commands.pool = cf->pool; - smcf->commands.temp_pool = cf->temp_pool; - - if (ngx_hash_keys_array_init(&smcf->commands, NGX_HASH_SMALL) != NGX_OK) { - return NULL; - } - - return smcf; -} - - -static char * -ngx_http_ssi_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_ssi_main_conf_t *smcf = conf; - - ngx_hash_init_t hash; - - hash.hash = &smcf->hash; - hash.key = ngx_hash_key; - hash.max_size = 1024; - hash.bucket_size = ngx_cacheline_size; - hash.name = "ssi_command_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, smcf->commands.keys.elts, - smcf->commands.keys.nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static void * -ngx_http_ssi_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_ssi_loc_conf_t *slcf; - - slcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssi_loc_conf_t)); - if (slcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->types = { NULL }; - * conf->types_keys = NULL; - */ - - slcf->enable = NGX_CONF_UNSET; - slcf->silent_errors = NGX_CONF_UNSET; - slcf->ignore_recycled_buffers = NGX_CONF_UNSET; - slcf->last_modified = NGX_CONF_UNSET; - - slcf->min_file_chunk = NGX_CONF_UNSET_SIZE; - slcf->value_len = NGX_CONF_UNSET_SIZE; - - return slcf; -} - - -static char * -ngx_http_ssi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_ssi_loc_conf_t *prev = parent; - ngx_http_ssi_loc_conf_t *conf = child; - - ngx_conf_merge_value(conf->enable, prev->enable, 0); - ngx_conf_merge_value(conf->silent_errors, prev->silent_errors, 0); - ngx_conf_merge_value(conf->ignore_recycled_buffers, - prev->ignore_recycled_buffers, 0); - ngx_conf_merge_value(conf->last_modified, prev->last_modified, 0); - - ngx_conf_merge_size_value(conf->min_file_chunk, prev->min_file_chunk, 1024); - ngx_conf_merge_size_value(conf->value_len, prev->value_len, 255); - - if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, - &prev->types_keys, &prev->types, - ngx_http_html_default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_ssi_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_ssi_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_ssi_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_ssi_filter_module.h b/app/nginx/src/http/modules/ngx_http_ssi_filter_module.h deleted file mode 100644 index 0bd01a0..0000000 --- a/app/nginx/src/http/modules/ngx_http_ssi_filter_module.h +++ /dev/null @@ -1,114 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_SSI_FILTER_H_INCLUDED_ -#define _NGX_HTTP_SSI_FILTER_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_SSI_MAX_PARAMS 16 - -#define NGX_HTTP_SSI_COMMAND_LEN 32 -#define NGX_HTTP_SSI_PARAM_LEN 32 -#define NGX_HTTP_SSI_PARAMS_N 4 - - -#define NGX_HTTP_SSI_COND_IF 1 -#define NGX_HTTP_SSI_COND_ELSE 2 - - -#define NGX_HTTP_SSI_NO_ENCODING 0 -#define NGX_HTTP_SSI_URL_ENCODING 1 -#define NGX_HTTP_SSI_ENTITY_ENCODING 2 - - -typedef struct { - ngx_hash_t hash; - ngx_hash_keys_arrays_t commands; -} ngx_http_ssi_main_conf_t; - - -typedef struct { - ngx_buf_t *buf; - - u_char *pos; - u_char *copy_start; - u_char *copy_end; - - ngx_uint_t key; - ngx_str_t command; - ngx_array_t params; - ngx_table_elt_t *param; - ngx_table_elt_t params_array[NGX_HTTP_SSI_PARAMS_N]; - - ngx_chain_t *in; - ngx_chain_t *out; - ngx_chain_t **last_out; - ngx_chain_t *busy; - ngx_chain_t *free; - - ngx_uint_t state; - ngx_uint_t saved_state; - size_t saved; - size_t looked; - - size_t value_len; - - ngx_list_t *variables; - ngx_array_t *blocks; - -#if (NGX_PCRE) - ngx_uint_t ncaptures; - int *captures; - u_char *captures_data; -#endif - - unsigned conditional:2; - unsigned encoding:2; - unsigned block:1; - unsigned output:1; - unsigned output_chosen:1; - - ngx_http_request_t *wait; - void *value_buf; - ngx_str_t timefmt; - ngx_str_t errmsg; -} ngx_http_ssi_ctx_t; - - -typedef ngx_int_t (*ngx_http_ssi_command_pt) (ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ctx, ngx_str_t **); - - -typedef struct { - ngx_str_t name; - ngx_uint_t index; - - unsigned mandatory:1; - unsigned multiple:1; -} ngx_http_ssi_param_t; - - -typedef struct { - ngx_str_t name; - ngx_http_ssi_command_pt handler; - ngx_http_ssi_param_t *params; - - unsigned conditional:2; - unsigned block:1; - unsigned flush:1; -} ngx_http_ssi_command_t; - - -extern ngx_module_t ngx_http_ssi_filter_module; - - -#endif /* _NGX_HTTP_SSI_FILTER_H_INCLUDED_ */ diff --git a/app/nginx/src/http/modules/ngx_http_ssl_module.c b/app/nginx/src/http/modules/ngx_http_ssl_module.c deleted file mode 100644 index 2771ac1..0000000 --- a/app/nginx/src/http/modules/ngx_http_ssl_module.c +++ /dev/null @@ -1,992 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef ngx_int_t (*ngx_ssl_variable_handler_pt)(ngx_connection_t *c, - ngx_pool_t *pool, ngx_str_t *s); - - -#define NGX_DEFAULT_CIPHERS "HIGH:!aNULL:!MD5" -#define NGX_DEFAULT_ECDH_CURVE "auto" - -#define NGX_HTTP_NPN_ADVERTISE "\x08http/1.1" - - -#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation -static int ngx_http_ssl_alpn_select(ngx_ssl_conn_t *ssl_conn, - const unsigned char **out, unsigned char *outlen, - const unsigned char *in, unsigned int inlen, void *arg); -#endif - -#ifdef TLSEXT_TYPE_next_proto_neg -static int ngx_http_ssl_npn_advertised(ngx_ssl_conn_t *ssl_conn, - const unsigned char **out, unsigned int *outlen, void *arg); -#endif - -static ngx_int_t ngx_http_ssl_static_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_ssl_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_ssl_add_variables(ngx_conf_t *cf); -static void *ngx_http_ssl_create_srv_conf(ngx_conf_t *cf); -static char *ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, - void *parent, void *child); - -static char *ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -static ngx_int_t ngx_http_ssl_init(ngx_conf_t *cf); - - -static ngx_conf_bitmask_t ngx_http_ssl_protocols[] = { - { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, - { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, - { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, - { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, - { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_http_ssl_verify[] = { - { ngx_string("off"), 0 }, - { ngx_string("on"), 1 }, - { ngx_string("optional"), 2 }, - { ngx_string("optional_no_ca"), 3 }, - { ngx_null_string, 0 } -}; - - -static ngx_command_t ngx_http_ssl_commands[] = { - - { ngx_string("ssl"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_http_ssl_enable, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, enable), - NULL }, - - { ngx_string("ssl_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, certificates), - NULL }, - - { ngx_string("ssl_certificate_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, certificate_keys), - NULL }, - - { ngx_string("ssl_password_file"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_ssl_password_file, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ssl_dhparam"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, dhparam), - NULL }, - - { ngx_string("ssl_ecdh_curve"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, ecdh_curve), - NULL }, - - { ngx_string("ssl_protocols"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, protocols), - &ngx_http_ssl_protocols }, - - { ngx_string("ssl_ciphers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, ciphers), - NULL }, - - { ngx_string("ssl_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, buffer_size), - NULL }, - - { ngx_string("ssl_verify_client"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, verify), - &ngx_http_ssl_verify }, - - { ngx_string("ssl_verify_depth"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, verify_depth), - NULL }, - - { ngx_string("ssl_client_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, client_certificate), - NULL }, - - { ngx_string("ssl_trusted_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, trusted_certificate), - NULL }, - - { ngx_string("ssl_prefer_server_ciphers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, prefer_server_ciphers), - NULL }, - - { ngx_string("ssl_session_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE12, - ngx_http_ssl_session_cache, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("ssl_session_tickets"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, session_tickets), - NULL }, - - { ngx_string("ssl_session_ticket_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, session_ticket_keys), - NULL }, - - { ngx_string("ssl_session_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_sec_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, session_timeout), - NULL }, - - { ngx_string("ssl_crl"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, crl), - NULL }, - - { ngx_string("ssl_stapling"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, stapling), - NULL }, - - { ngx_string("ssl_stapling_file"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, stapling_file), - NULL }, - - { ngx_string("ssl_stapling_responder"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, stapling_responder), - NULL }, - - { ngx_string("ssl_stapling_verify"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_ssl_srv_conf_t, stapling_verify), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_ssl_module_ctx = { - ngx_http_ssl_add_variables, /* preconfiguration */ - ngx_http_ssl_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_http_ssl_create_srv_conf, /* create server configuration */ - ngx_http_ssl_merge_srv_conf, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_ssl_module = { - NGX_MODULE_V1, - &ngx_http_ssl_module_ctx, /* module context */ - ngx_http_ssl_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_ssl_vars[] = { - - { ngx_string("ssl_protocol"), NULL, ngx_http_ssl_static_variable, - (uintptr_t) ngx_ssl_get_protocol, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_cipher"), NULL, ngx_http_ssl_static_variable, - (uintptr_t) ngx_ssl_get_cipher_name, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_ciphers"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_ciphers, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_curves"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_curves, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_session_id"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_session_id, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_session_reused"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_session_reused, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_server_name"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_server_name, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_cert"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_certificate, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_raw_cert"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_raw_certificate, - NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_s_dn"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_subject_dn, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_i_dn"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_issuer_dn, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_s_dn_legacy"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_subject_dn_legacy, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_i_dn_legacy"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_issuer_dn_legacy, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_serial"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_serial_number, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_fingerprint"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_fingerprint, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_verify"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_client_verify, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_v_start"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_client_v_start, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_v_end"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_client_v_end, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_string("ssl_client_v_remain"), NULL, ngx_http_ssl_variable, - (uintptr_t) ngx_ssl_get_client_v_remain, NGX_HTTP_VAR_CHANGEABLE, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_str_t ngx_http_ssl_sess_id_ctx = ngx_string("HTTP"); - - -#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation - -static int -ngx_http_ssl_alpn_select(ngx_ssl_conn_t *ssl_conn, const unsigned char **out, - unsigned char *outlen, const unsigned char *in, unsigned int inlen, - void *arg) -{ - unsigned int srvlen; - unsigned char *srv; -#if (NGX_DEBUG) - unsigned int i; -#endif -#if (NGX_HTTP_V2) - ngx_http_connection_t *hc; -#endif -#if (NGX_HTTP_V2 || NGX_DEBUG) - ngx_connection_t *c; - - c = ngx_ssl_get_connection(ssl_conn); -#endif - -#if (NGX_DEBUG) - for (i = 0; i < inlen; i += in[i] + 1) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "SSL ALPN supported by client: %*s", - (size_t) in[i], &in[i + 1]); - } -#endif - -#if (NGX_HTTP_V2) - hc = c->data; - - if (hc->addr_conf->http2) { - srv = - (unsigned char *) NGX_HTTP_V2_ALPN_ADVERTISE NGX_HTTP_NPN_ADVERTISE; - srvlen = sizeof(NGX_HTTP_V2_ALPN_ADVERTISE NGX_HTTP_NPN_ADVERTISE) - 1; - - } else -#endif - { - srv = (unsigned char *) NGX_HTTP_NPN_ADVERTISE; - srvlen = sizeof(NGX_HTTP_NPN_ADVERTISE) - 1; - } - - if (SSL_select_next_proto((unsigned char **) out, outlen, srv, srvlen, - in, inlen) - != OPENSSL_NPN_NEGOTIATED) - { - return SSL_TLSEXT_ERR_NOACK; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "SSL ALPN selected: %*s", (size_t) *outlen, *out); - - return SSL_TLSEXT_ERR_OK; -} - -#endif - - -#ifdef TLSEXT_TYPE_next_proto_neg - -static int -ngx_http_ssl_npn_advertised(ngx_ssl_conn_t *ssl_conn, - const unsigned char **out, unsigned int *outlen, void *arg) -{ -#if (NGX_HTTP_V2 || NGX_DEBUG) - ngx_connection_t *c; - - c = ngx_ssl_get_connection(ssl_conn); - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "SSL NPN advertised"); -#endif - -#if (NGX_HTTP_V2) - { - ngx_http_connection_t *hc; - - hc = c->data; - - if (hc->addr_conf->http2) { - *out = - (unsigned char *) NGX_HTTP_V2_NPN_ADVERTISE NGX_HTTP_NPN_ADVERTISE; - *outlen = sizeof(NGX_HTTP_V2_NPN_ADVERTISE NGX_HTTP_NPN_ADVERTISE) - 1; - - return SSL_TLSEXT_ERR_OK; - } - } -#endif - - *out = (unsigned char *) NGX_HTTP_NPN_ADVERTISE; - *outlen = sizeof(NGX_HTTP_NPN_ADVERTISE) - 1; - - return SSL_TLSEXT_ERR_OK; -} - -#endif - - -static ngx_int_t -ngx_http_ssl_static_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; - - size_t len; - ngx_str_t s; - - if (r->connection->ssl) { - - (void) handler(r->connection, NULL, &s); - - v->data = s.data; - - for (len = 0; v->data[len]; len++) { /* void */ } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_ssl_variable_handler_pt handler = (ngx_ssl_variable_handler_pt) data; - - ngx_str_t s; - - if (r->connection->ssl) { - - if (handler(r->connection, r->pool, &s) != NGX_OK) { - return NGX_ERROR; - } - - v->len = s.len; - v->data = s.data; - - if (v->len) { - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; - } - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_ssl_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_ssl_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static void * -ngx_http_ssl_create_srv_conf(ngx_conf_t *cf) -{ - ngx_http_ssl_srv_conf_t *sscf; - - sscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_ssl_srv_conf_t)); - if (sscf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * sscf->protocols = 0; - * sscf->dhparam = { 0, NULL }; - * sscf->ecdh_curve = { 0, NULL }; - * sscf->client_certificate = { 0, NULL }; - * sscf->trusted_certificate = { 0, NULL }; - * sscf->crl = { 0, NULL }; - * sscf->ciphers = { 0, NULL }; - * sscf->shm_zone = NULL; - * sscf->stapling_file = { 0, NULL }; - * sscf->stapling_responder = { 0, NULL }; - */ - - sscf->enable = NGX_CONF_UNSET; - sscf->prefer_server_ciphers = NGX_CONF_UNSET; - sscf->buffer_size = NGX_CONF_UNSET_SIZE; - sscf->verify = NGX_CONF_UNSET_UINT; - sscf->verify_depth = NGX_CONF_UNSET_UINT; - sscf->certificates = NGX_CONF_UNSET_PTR; - sscf->certificate_keys = NGX_CONF_UNSET_PTR; - sscf->passwords = NGX_CONF_UNSET_PTR; - sscf->builtin_session_cache = NGX_CONF_UNSET; - sscf->session_timeout = NGX_CONF_UNSET; - sscf->session_tickets = NGX_CONF_UNSET; - sscf->session_ticket_keys = NGX_CONF_UNSET_PTR; - sscf->stapling = NGX_CONF_UNSET; - sscf->stapling_verify = NGX_CONF_UNSET; - - return sscf; -} - - -static char * -ngx_http_ssl_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_ssl_srv_conf_t *prev = parent; - ngx_http_ssl_srv_conf_t *conf = child; - - ngx_pool_cleanup_t *cln; - - if (conf->enable == NGX_CONF_UNSET) { - if (prev->enable == NGX_CONF_UNSET) { - conf->enable = 0; - - } else { - conf->enable = prev->enable; - conf->file = prev->file; - conf->line = prev->line; - } - } - - ngx_conf_merge_value(conf->session_timeout, - prev->session_timeout, 300); - - ngx_conf_merge_value(conf->prefer_server_ciphers, - prev->prefer_server_ciphers, 0); - - ngx_conf_merge_bitmask_value(conf->protocols, prev->protocols, - (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 - |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); - - ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size, - NGX_SSL_BUFSIZE); - - ngx_conf_merge_uint_value(conf->verify, prev->verify, 0); - ngx_conf_merge_uint_value(conf->verify_depth, prev->verify_depth, 1); - - ngx_conf_merge_ptr_value(conf->certificates, prev->certificates, NULL); - ngx_conf_merge_ptr_value(conf->certificate_keys, prev->certificate_keys, - NULL); - - ngx_conf_merge_ptr_value(conf->passwords, prev->passwords, NULL); - - ngx_conf_merge_str_value(conf->dhparam, prev->dhparam, ""); - - ngx_conf_merge_str_value(conf->client_certificate, prev->client_certificate, - ""); - ngx_conf_merge_str_value(conf->trusted_certificate, - prev->trusted_certificate, ""); - ngx_conf_merge_str_value(conf->crl, prev->crl, ""); - - ngx_conf_merge_str_value(conf->ecdh_curve, prev->ecdh_curve, - NGX_DEFAULT_ECDH_CURVE); - - ngx_conf_merge_str_value(conf->ciphers, prev->ciphers, NGX_DEFAULT_CIPHERS); - - ngx_conf_merge_value(conf->stapling, prev->stapling, 0); - ngx_conf_merge_value(conf->stapling_verify, prev->stapling_verify, 0); - ngx_conf_merge_str_value(conf->stapling_file, prev->stapling_file, ""); - ngx_conf_merge_str_value(conf->stapling_responder, - prev->stapling_responder, ""); - - conf->ssl.log = cf->log; - - if (conf->enable) { - - if (conf->certificates == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate\" is defined for " - "the \"ssl\" directive in %s:%ui", - conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->certificate_keys == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined for " - "the \"ssl\" directive in %s:%ui", - conf->file, conf->line); - return NGX_CONF_ERROR; - } - - if (conf->certificate_keys->nelts < conf->certificates->nelts) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined " - "for certificate \"%V\" and " - "the \"ssl\" directive in %s:%ui", - ((ngx_str_t *) conf->certificates->elts) - + conf->certificates->nelts - 1, - conf->file, conf->line); - return NGX_CONF_ERROR; - } - - } else { - - if (conf->certificates == NULL) { - return NGX_CONF_OK; - } - - if (conf->certificate_keys == NULL - || conf->certificate_keys->nelts < conf->certificates->nelts) - { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"ssl_certificate_key\" is defined " - "for certificate \"%V\"", - ((ngx_str_t *) conf->certificates->elts) - + conf->certificates->nelts - 1); - return NGX_CONF_ERROR; - } - } - - if (ngx_ssl_create(&conf->ssl, conf->protocols, conf) != NGX_OK) { - return NGX_CONF_ERROR; - } - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - - if (SSL_CTX_set_tlsext_servername_callback(conf->ssl.ctx, - ngx_http_ssl_servername) - == 0) - { - ngx_log_error(NGX_LOG_WARN, cf->log, 0, - "nginx was built with SNI support, however, now it is linked " - "dynamically to an OpenSSL library which has no tlsext support, " - "therefore SNI is not available"); - } - -#endif - -#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation - SSL_CTX_set_alpn_select_cb(conf->ssl.ctx, ngx_http_ssl_alpn_select, NULL); -#endif - -#ifdef TLSEXT_TYPE_next_proto_neg - SSL_CTX_set_next_protos_advertised_cb(conf->ssl.ctx, - ngx_http_ssl_npn_advertised, NULL); -#endif - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NGX_CONF_ERROR; - } - - cln->handler = ngx_ssl_cleanup_ctx; - cln->data = &conf->ssl; - - if (ngx_ssl_certificates(cf, &conf->ssl, conf->certificates, - conf->certificate_keys, conf->passwords) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_ciphers(cf, &conf->ssl, &conf->ciphers, - conf->prefer_server_ciphers) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - conf->ssl.buffer_size = conf->buffer_size; - - if (conf->verify) { - - if (conf->client_certificate.len == 0 && conf->verify != 3) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no ssl_client_certificate for ssl_client_verify"); - return NGX_CONF_ERROR; - } - - if (ngx_ssl_client_certificate(cf, &conf->ssl, - &conf->client_certificate, - conf->verify_depth) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - if (ngx_ssl_trusted_certificate(cf, &conf->ssl, - &conf->trusted_certificate, - conf->verify_depth) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_crl(cf, &conf->ssl, &conf->crl) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_dhparam(cf, &conf->ssl, &conf->dhparam) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_ssl_ecdh_curve(cf, &conf->ssl, &conf->ecdh_curve) != NGX_OK) { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->builtin_session_cache, - prev->builtin_session_cache, NGX_SSL_NONE_SCACHE); - - if (conf->shm_zone == NULL) { - conf->shm_zone = prev->shm_zone; - } - - if (ngx_ssl_session_cache(&conf->ssl, &ngx_http_ssl_sess_id_ctx, - conf->builtin_session_cache, - conf->shm_zone, conf->session_timeout) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->session_tickets, prev->session_tickets, 1); - -#ifdef SSL_OP_NO_TICKET - if (!conf->session_tickets) { - SSL_CTX_set_options(conf->ssl.ctx, SSL_OP_NO_TICKET); - } -#endif - - ngx_conf_merge_ptr_value(conf->session_ticket_keys, - prev->session_ticket_keys, NULL); - - if (ngx_ssl_session_ticket_keys(cf, &conf->ssl, conf->session_ticket_keys) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (conf->stapling) { - - if (ngx_ssl_stapling(cf, &conf->ssl, &conf->stapling_file, - &conf->stapling_responder, conf->stapling_verify) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_ssl_enable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_ssl_srv_conf_t *sscf = conf; - - char *rv; - - rv = ngx_conf_set_flag_slot(cf, cmd, conf); - - if (rv != NGX_CONF_OK) { - return rv; - } - - sscf->file = cf->conf_file->file.name.data; - sscf->line = cf->conf_file->line; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_ssl_srv_conf_t *sscf = conf; - - ngx_str_t *value; - - if (sscf->passwords != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - sscf->passwords = ngx_ssl_read_password_file(cf, &value[1]); - - if (sscf->passwords == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_ssl_session_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_ssl_srv_conf_t *sscf = conf; - - size_t len; - ngx_str_t *value, name, size; - ngx_int_t n; - ngx_uint_t i, j; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strcmp(value[i].data, "off") == 0) { - sscf->builtin_session_cache = NGX_SSL_NO_SCACHE; - continue; - } - - if (ngx_strcmp(value[i].data, "none") == 0) { - sscf->builtin_session_cache = NGX_SSL_NONE_SCACHE; - continue; - } - - if (ngx_strcmp(value[i].data, "builtin") == 0) { - sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE; - continue; - } - - if (value[i].len > sizeof("builtin:") - 1 - && ngx_strncmp(value[i].data, "builtin:", sizeof("builtin:") - 1) - == 0) - { - n = ngx_atoi(value[i].data + sizeof("builtin:") - 1, - value[i].len - (sizeof("builtin:") - 1)); - - if (n == NGX_ERROR) { - goto invalid; - } - - sscf->builtin_session_cache = n; - - continue; - } - - if (value[i].len > sizeof("shared:") - 1 - && ngx_strncmp(value[i].data, "shared:", sizeof("shared:") - 1) - == 0) - { - len = 0; - - for (j = sizeof("shared:") - 1; j < value[i].len; j++) { - if (value[i].data[j] == ':') { - break; - } - - len++; - } - - if (len == 0) { - goto invalid; - } - - name.len = len; - name.data = value[i].data + sizeof("shared:") - 1; - - size.len = value[i].len - j - 1; - size.data = name.data + len + 1; - - n = ngx_parse_size(&size); - - if (n == NGX_ERROR) { - goto invalid; - } - - if (n < (ngx_int_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "session cache \"%V\" is too small", - &value[i]); - - return NGX_CONF_ERROR; - } - - sscf->shm_zone = ngx_shared_memory_add(cf, &name, n, - &ngx_http_ssl_module); - if (sscf->shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - sscf->shm_zone->init = ngx_ssl_session_cache_init; - - continue; - } - - goto invalid; - } - - if (sscf->shm_zone && sscf->builtin_session_cache == NGX_CONF_UNSET) { - sscf->builtin_session_cache = NGX_SSL_NO_BUILTIN_SCACHE; - } - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid session cache \"%V\"", &value[i]); - - return NGX_CONF_ERROR; -} - - -static ngx_int_t -ngx_http_ssl_init(ngx_conf_t *cf) -{ - ngx_uint_t s; - ngx_http_ssl_srv_conf_t *sscf; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t **cscfp; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - cscfp = cmcf->servers.elts; - - for (s = 0; s < cmcf->servers.nelts; s++) { - - sscf = cscfp[s]->ctx->srv_conf[ngx_http_ssl_module.ctx_index]; - - if (sscf->ssl.ctx == NULL || !sscf->stapling) { - continue; - } - - clcf = cscfp[s]->ctx->loc_conf[ngx_http_core_module.ctx_index]; - - if (ngx_ssl_stapling_resolver(cf, &sscf->ssl, clcf->resolver, - clcf->resolver_timeout) - != NGX_OK) - { - return NGX_ERROR; - } - } - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_ssl_module.h b/app/nginx/src/http/modules/ngx_http_ssl_module.h deleted file mode 100644 index 57f5941..0000000 --- a/app/nginx/src/http/modules/ngx_http_ssl_module.h +++ /dev/null @@ -1,66 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_SSL_H_INCLUDED_ -#define _NGX_HTTP_SSL_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_flag_t enable; - - ngx_ssl_t ssl; - - ngx_flag_t prefer_server_ciphers; - - ngx_uint_t protocols; - - ngx_uint_t verify; - ngx_uint_t verify_depth; - - size_t buffer_size; - - ssize_t builtin_session_cache; - - time_t session_timeout; - - ngx_array_t *certificates; - ngx_array_t *certificate_keys; - - ngx_str_t dhparam; - ngx_str_t ecdh_curve; - ngx_str_t client_certificate; - ngx_str_t trusted_certificate; - ngx_str_t crl; - - ngx_str_t ciphers; - - ngx_array_t *passwords; - - ngx_shm_zone_t *shm_zone; - - ngx_flag_t session_tickets; - ngx_array_t *session_ticket_keys; - - ngx_flag_t stapling; - ngx_flag_t stapling_verify; - ngx_str_t stapling_file; - ngx_str_t stapling_responder; - - u_char *file; - ngx_uint_t line; -} ngx_http_ssl_srv_conf_t; - - -extern ngx_module_t ngx_http_ssl_module; - - -#endif /* _NGX_HTTP_SSL_H_INCLUDED_ */ diff --git a/app/nginx/src/http/modules/ngx_http_static_module.c b/app/nginx/src/http/modules/ngx_http_static_module.c deleted file mode 100644 index f2435a7..0000000 --- a/app/nginx/src/http/modules/ngx_http_static_module.c +++ /dev/null @@ -1,287 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_int_t ngx_http_static_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_static_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_static_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_static_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_static_module = { - NGX_MODULE_V1, - &ngx_http_static_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_static_handler(ngx_http_request_t *r) -{ - u_char *last, *location; - size_t root, len; - ngx_str_t path; - ngx_int_t rc; - ngx_uint_t level; - ngx_log_t *log; - ngx_buf_t *b; - ngx_chain_t out; - ngx_open_file_info_t of; - ngx_http_core_loc_conf_t *clcf; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD|NGX_HTTP_POST))) { - return NGX_HTTP_NOT_ALLOWED; - } - - if (r->uri.data[r->uri.len - 1] == '/') { - return NGX_DECLINED; - } - - log = r->connection->log; - - /* - * ngx_http_map_uri_to_path() allocates memory for terminating '\0' - * so we do not need to reserve memory for '/' for possible redirect - */ - - last = ngx_http_map_uri_to_path(r, &path, &root, 0); - if (last == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - path.len = last - path.data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, - "http filename: \"%s\"", path.data); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - switch (of.err) { - - case 0: - return NGX_HTTP_INTERNAL_SERVER_ERROR; - - case NGX_ENOENT: - case NGX_ENOTDIR: - case NGX_ENAMETOOLONG: - - level = NGX_LOG_ERR; - rc = NGX_HTTP_NOT_FOUND; - break; - - case NGX_EACCES: -#if (NGX_HAVE_OPENAT) - case NGX_EMLINK: - case NGX_ELOOP: -#endif - - level = NGX_LOG_ERR; - rc = NGX_HTTP_FORBIDDEN; - break; - - default: - - level = NGX_LOG_CRIT; - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - break; - } - - if (rc != NGX_HTTP_NOT_FOUND || clcf->log_not_found) { - ngx_log_error(level, log, of.err, - "%s \"%s\" failed", of.failed, path.data); - } - - return rc; - } - - r->root_tested = !r->error_page; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "http static fd: %d", of.fd); - - if (of.is_dir) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "http dir"); - - ngx_http_clear_location(r); - - r->headers_out.location = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.location == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - len = r->uri.len + 1; - - if (!clcf->alias && clcf->root_lengths == NULL && r->args.len == 0) { - location = path.data + clcf->root.len; - - *last = '/'; - - } else { - if (r->args.len) { - len += r->args.len + 1; - } - - location = ngx_pnalloc(r->pool, len); - if (location == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - last = ngx_copy(location, r->uri.data, r->uri.len); - - *last = '/'; - - if (r->args.len) { - *++last = '?'; - ngx_memcpy(++last, r->args.data, r->args.len); - } - } - - r->headers_out.location->hash = 1; - ngx_str_set(&r->headers_out.location->key, "Location"); - r->headers_out.location->value.len = len; - r->headers_out.location->value.data = location; - - return NGX_HTTP_MOVED_PERMANENTLY; - } - -#if !(NGX_WIN32) /* the not regular files are probably Unix specific */ - - if (!of.is_file) { - ngx_log_error(NGX_LOG_CRIT, log, 0, - "\"%s\" is not a regular file", path.data); - - return NGX_HTTP_NOT_FOUND; - } - -#endif - - if (r->method == NGX_HTTP_POST) { - return NGX_HTTP_NOT_ALLOWED; - } - - rc = ngx_http_discard_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - log->action = "sending response to client"; - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.content_length_n = of.size; - r->headers_out.last_modified_time = of.mtime; - - if (ngx_http_set_etag(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_set_content_type(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (r != r->main && of.size == 0) { - return ngx_http_send_header(r); - } - - r->allow_ranges = 1; - - /* we need to allocate all before the header would be sent */ - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); - if (b->file == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - b->file_pos = 0; - b->file_last = of.size; - - b->in_file = b->file_last ? 1: 0; - b->last_buf = (r == r->main) ? 1: 0; - b->last_in_chain = 1; - - b->file->fd = of.fd; - b->file->name = path; - b->file->log = log; - b->file->directio = of.is_directio; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -static ngx_int_t -ngx_http_static_init(ngx_conf_t *cf) -{ - ngx_http_handler_pt *h; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - h = ngx_array_push(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers); - if (h == NULL) { - return NGX_ERROR; - } - - *h = ngx_http_static_handler; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_stub_status_module.c b/app/nginx/src/http/modules/ngx_http_stub_status_module.c deleted file mode 100644 index 61199f2..0000000 --- a/app/nginx/src/http/modules/ngx_http_stub_status_module.c +++ /dev/null @@ -1,236 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_int_t ngx_http_stub_status_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_stub_status_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_stub_status_add_variables(ngx_conf_t *cf); -static char *ngx_http_set_stub_status(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_status_commands[] = { - - { ngx_string("stub_status"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS|NGX_CONF_TAKE1, - ngx_http_set_stub_status, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_stub_status_module_ctx = { - ngx_http_stub_status_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_stub_status_module = { - NGX_MODULE_V1, - &ngx_http_stub_status_module_ctx, /* module context */ - ngx_http_status_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_stub_status_vars[] = { - - { ngx_string("connections_active"), NULL, ngx_http_stub_status_variable, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("connections_reading"), NULL, ngx_http_stub_status_variable, - 1, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("connections_writing"), NULL, ngx_http_stub_status_variable, - 2, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("connections_waiting"), NULL, ngx_http_stub_status_variable, - 3, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_int_t -ngx_http_stub_status_handler(ngx_http_request_t *r) -{ - size_t size; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t out; - ngx_atomic_int_t ap, hn, ac, rq, rd, wr, wa; - - if (!(r->method & (NGX_HTTP_GET|NGX_HTTP_HEAD))) { - return NGX_HTTP_NOT_ALLOWED; - } - - rc = ngx_http_discard_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - r->headers_out.content_type_len = sizeof("text/plain") - 1; - ngx_str_set(&r->headers_out.content_type, "text/plain"); - r->headers_out.content_type_lowcase = NULL; - - if (r->method == NGX_HTTP_HEAD) { - r->headers_out.status = NGX_HTTP_OK; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - } - - size = sizeof("Active connections: \n") + NGX_ATOMIC_T_LEN - + sizeof("server accepts handled requests\n") - 1 - + 6 + 3 * NGX_ATOMIC_T_LEN - + sizeof("Reading: Writing: Waiting: \n") + 3 * NGX_ATOMIC_T_LEN; - - b = ngx_create_temp_buf(r->pool, size); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - out.buf = b; - out.next = NULL; - - ap = *ngx_stat_accepted; - hn = *ngx_stat_handled; - ac = *ngx_stat_active; - rq = *ngx_stat_requests; - rd = *ngx_stat_reading; - wr = *ngx_stat_writing; - wa = *ngx_stat_waiting; - - b->last = ngx_sprintf(b->last, "Active connections: %uA \n", ac); - - b->last = ngx_cpymem(b->last, "server accepts handled requests\n", - sizeof("server accepts handled requests\n") - 1); - - b->last = ngx_sprintf(b->last, " %uA %uA %uA \n", ap, hn, rq); - - b->last = ngx_sprintf(b->last, "Reading: %uA Writing: %uA Waiting: %uA \n", - rd, wr, wa); - - r->headers_out.status = NGX_HTTP_OK; - r->headers_out.content_length_n = b->last - b->pos; - - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - return ngx_http_output_filter(r, &out); -} - - -static ngx_int_t -ngx_http_stub_status_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_atomic_int_t value; - - p = ngx_pnalloc(r->pool, NGX_ATOMIC_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - switch (data) { - case 0: - value = *ngx_stat_active; - break; - - case 1: - value = *ngx_stat_reading; - break; - - case 2: - value = *ngx_stat_writing; - break; - - case 3: - value = *ngx_stat_waiting; - break; - - /* suppress warning */ - default: - value = 0; - break; - } - - v->len = ngx_sprintf(p, "%uA", value) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_stub_status_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_stub_status_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static char * -ngx_http_set_stub_status(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_stub_status_handler; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_sub_filter_module.c b/app/nginx/src/http/modules/ngx_http_sub_filter_module.c deleted file mode 100644 index de58c6f..0000000 --- a/app/nginx/src/http/modules/ngx_http_sub_filter_module.c +++ /dev/null @@ -1,1018 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_http_complex_value_t match; - ngx_http_complex_value_t value; -} ngx_http_sub_pair_t; - - -typedef struct { - ngx_str_t match; - ngx_http_complex_value_t *value; -} ngx_http_sub_match_t; - - -typedef struct { - ngx_uint_t min_match_len; - ngx_uint_t max_match_len; - - u_char index[257]; - u_char shift[256]; -} ngx_http_sub_tables_t; - - -typedef struct { - ngx_uint_t dynamic; /* unsigned dynamic:1; */ - - ngx_array_t *pairs; - - ngx_http_sub_tables_t *tables; - - ngx_hash_t types; - - ngx_flag_t once; - ngx_flag_t last_modified; - - ngx_array_t *types_keys; - ngx_array_t *matches; -} ngx_http_sub_loc_conf_t; - - -typedef struct { - ngx_str_t saved; - ngx_str_t looked; - - ngx_uint_t once; /* unsigned once:1 */ - - ngx_buf_t *buf; - - u_char *pos; - u_char *copy_start; - u_char *copy_end; - - ngx_chain_t *in; - ngx_chain_t *out; - ngx_chain_t **last_out; - ngx_chain_t *busy; - ngx_chain_t *free; - - ngx_str_t *sub; - ngx_uint_t applied; - - ngx_int_t offset; - ngx_uint_t index; - - ngx_http_sub_tables_t *tables; - ngx_array_t *matches; -} ngx_http_sub_ctx_t; - - -static ngx_uint_t ngx_http_sub_cmp_index; - - -static ngx_int_t ngx_http_sub_output(ngx_http_request_t *r, - ngx_http_sub_ctx_t *ctx); -static ngx_int_t ngx_http_sub_parse(ngx_http_request_t *r, - ngx_http_sub_ctx_t *ctx, ngx_uint_t flush); -static ngx_int_t ngx_http_sub_match(ngx_http_sub_ctx_t *ctx, ngx_int_t start, - ngx_str_t *m); - -static char * ngx_http_sub_filter(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void *ngx_http_sub_create_conf(ngx_conf_t *cf); -static char *ngx_http_sub_merge_conf(ngx_conf_t *cf, - void *parent, void *child); -static void ngx_http_sub_init_tables(ngx_http_sub_tables_t *tables, - ngx_http_sub_match_t *match, ngx_uint_t n); -static ngx_int_t ngx_http_sub_cmp_matches(const void *one, const void *two); -static ngx_int_t ngx_http_sub_filter_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_sub_filter_commands[] = { - - { ngx_string("sub_filter"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_http_sub_filter, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("sub_filter_types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_types_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_sub_loc_conf_t, types_keys), - &ngx_http_html_default_types[0] }, - - { ngx_string("sub_filter_once"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_sub_loc_conf_t, once), - NULL }, - - { ngx_string("sub_filter_last_modified"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_sub_loc_conf_t, last_modified), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_sub_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_sub_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_sub_create_conf, /* create location configuration */ - ngx_http_sub_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_sub_filter_module = { - NGX_MODULE_V1, - &ngx_http_sub_filter_module_ctx, /* module context */ - ngx_http_sub_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_sub_header_filter(ngx_http_request_t *r) -{ - ngx_str_t *m; - ngx_uint_t i, j, n; - ngx_http_sub_ctx_t *ctx; - ngx_http_sub_pair_t *pairs; - ngx_http_sub_match_t *matches; - ngx_http_sub_loc_conf_t *slcf; - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_sub_filter_module); - - if (slcf->pairs == NULL - || r->headers_out.content_length_n == 0 - || ngx_http_test_content_type(r, &slcf->types) == NULL) - { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_sub_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - if (slcf->dynamic == 0) { - ctx->tables = slcf->tables; - ctx->matches = slcf->matches; - - } else { - pairs = slcf->pairs->elts; - n = slcf->pairs->nelts; - - matches = ngx_pcalloc(r->pool, sizeof(ngx_http_sub_match_t) * n); - if (matches == NULL) { - return NGX_ERROR; - } - - j = 0; - for (i = 0; i < n; i++) { - matches[j].value = &pairs[i].value; - - if (pairs[i].match.lengths == NULL) { - matches[j].match = pairs[i].match.value; - j++; - continue; - } - - m = &matches[j].match; - if (ngx_http_complex_value(r, &pairs[i].match, m) != NGX_OK) { - return NGX_ERROR; - } - - if (m->len == 0) { - continue; - } - - ngx_strlow(m->data, m->data, m->len); - j++; - } - - if (j == 0) { - return ngx_http_next_header_filter(r); - } - - ctx->matches = ngx_palloc(r->pool, sizeof(ngx_array_t)); - if (ctx->matches == NULL) { - return NGX_ERROR; - } - - ctx->matches->elts = matches; - ctx->matches->nelts = j; - - ctx->tables = ngx_palloc(r->pool, sizeof(ngx_http_sub_tables_t)); - if (ctx->tables == NULL) { - return NGX_ERROR; - } - - ngx_http_sub_init_tables(ctx->tables, ctx->matches->elts, - ctx->matches->nelts); - } - - ngx_http_set_ctx(r, ctx, ngx_http_sub_filter_module); - - ctx->saved.data = ngx_pnalloc(r->pool, ctx->tables->max_match_len - 1); - if (ctx->saved.data == NULL) { - return NGX_ERROR; - } - - ctx->looked.data = ngx_pnalloc(r->pool, ctx->tables->max_match_len - 1); - if (ctx->looked.data == NULL) { - return NGX_ERROR; - } - - ctx->offset = ctx->tables->min_match_len - 1; - ctx->last_out = &ctx->out; - - r->filter_need_in_memory = 1; - - if (r == r->main) { - ngx_http_clear_content_length(r); - - if (!slcf->last_modified) { - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - } else { - ngx_http_weak_etag(r); - } - } - - return ngx_http_next_header_filter(r); -} - - -static ngx_int_t -ngx_http_sub_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_buf_t *b; - ngx_str_t *sub; - ngx_uint_t flush, last; - ngx_chain_t *cl; - ngx_http_sub_ctx_t *ctx; - ngx_http_sub_match_t *match; - ngx_http_sub_loc_conf_t *slcf; - - ctx = ngx_http_get_module_ctx(r, ngx_http_sub_filter_module); - - if (ctx == NULL) { - return ngx_http_next_body_filter(r, in); - } - - if ((in == NULL - && ctx->buf == NULL - && ctx->in == NULL - && ctx->busy == NULL)) - { - return ngx_http_next_body_filter(r, in); - } - - if (ctx->once && (ctx->buf == NULL || ctx->in == NULL)) { - - if (ctx->busy) { - if (ngx_http_sub_output(r, ctx) == NGX_ERROR) { - return NGX_ERROR; - } - } - - return ngx_http_next_body_filter(r, in); - } - - /* add the incoming chain to the chain ctx->in */ - - if (in) { - if (ngx_chain_add_copy(r->pool, &ctx->in, in) != NGX_OK) { - return NGX_ERROR; - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http sub filter \"%V\"", &r->uri); - - flush = 0; - last = 0; - - while (ctx->in || ctx->buf) { - - if (ctx->buf == NULL) { - ctx->buf = ctx->in->buf; - ctx->in = ctx->in->next; - ctx->pos = ctx->buf->pos; - } - - if (ctx->buf->flush || ctx->buf->recycled) { - flush = 1; - } - - if (ctx->in == NULL) { - last = flush; - } - - b = NULL; - - while (ctx->pos < ctx->buf->last) { - - rc = ngx_http_sub_parse(r, ctx, last); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "parse: %i, looked: \"%V\" %p-%p", - rc, &ctx->looked, ctx->copy_start, ctx->copy_end); - - if (rc == NGX_ERROR) { - return rc; - } - - if (ctx->saved.len) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "saved: \"%V\"", &ctx->saved); - - cl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->pos = ngx_pnalloc(r->pool, ctx->saved.len); - if (b->pos == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(b->pos, ctx->saved.data, ctx->saved.len); - b->last = b->pos + ctx->saved.len; - b->memory = 1; - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - ctx->saved.len = 0; - } - - if (ctx->copy_start != ctx->copy_end) { - - cl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memcpy(b, ctx->buf, sizeof(ngx_buf_t)); - - b->pos = ctx->copy_start; - b->last = ctx->copy_end; - b->shadow = NULL; - b->last_buf = 0; - b->last_in_chain = 0; - b->recycled = 0; - - if (b->in_file) { - b->file_last = b->file_pos + (b->last - ctx->buf->pos); - b->file_pos += b->pos - ctx->buf->pos; - } - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - } - - if (rc == NGX_AGAIN) { - continue; - } - - - /* rc == NGX_OK */ - - cl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_sub_filter_module); - - if (ctx->sub == NULL) { - ctx->sub = ngx_pcalloc(r->pool, sizeof(ngx_str_t) - * ctx->matches->nelts); - if (ctx->sub == NULL) { - return NGX_ERROR; - } - } - - sub = &ctx->sub[ctx->index]; - - if (sub->data == NULL) { - match = ctx->matches->elts; - - if (ngx_http_complex_value(r, match[ctx->index].value, sub) - != NGX_OK) - { - return NGX_ERROR; - } - } - - if (sub->len) { - b->memory = 1; - b->pos = sub->data; - b->last = sub->data + sub->len; - - } else { - b->sync = 1; - } - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - ctx->index = 0; - ctx->once = slcf->once && (++ctx->applied == ctx->matches->nelts); - - continue; - } - - if (ctx->looked.len - && (ctx->buf->last_buf || ctx->buf->last_in_chain)) - { - cl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->pos = ctx->looked.data; - b->last = b->pos + ctx->looked.len; - b->memory = 1; - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - - ctx->looked.len = 0; - } - - if (ctx->buf->last_buf || ctx->buf->flush || ctx->buf->sync - || ngx_buf_in_memory(ctx->buf)) - { - if (b == NULL) { - cl = ngx_chain_get_free_buf(r->pool, &ctx->free); - if (cl == NULL) { - return NGX_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->sync = 1; - - *ctx->last_out = cl; - ctx->last_out = &cl->next; - } - - b->last_buf = ctx->buf->last_buf; - b->last_in_chain = ctx->buf->last_in_chain; - b->flush = ctx->buf->flush; - b->shadow = ctx->buf; - - b->recycled = ctx->buf->recycled; - } - - ctx->buf = NULL; - } - - if (ctx->out == NULL && ctx->busy == NULL) { - return NGX_OK; - } - - return ngx_http_sub_output(r, ctx); -} - - -static ngx_int_t -ngx_http_sub_output(ngx_http_request_t *r, ngx_http_sub_ctx_t *ctx) -{ - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *cl; - -#if 1 - b = NULL; - for (cl = ctx->out; cl; cl = cl->next) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "sub out: %p %p", cl->buf, cl->buf->pos); - if (cl->buf == b) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "the same buf was used in sub"); - ngx_debug_point(); - return NGX_ERROR; - } - b = cl->buf; - } -#endif - - rc = ngx_http_next_body_filter(r, ctx->out); - - if (ctx->busy == NULL) { - ctx->busy = ctx->out; - - } else { - for (cl = ctx->busy; cl->next; cl = cl->next) { /* void */ } - cl->next = ctx->out; - } - - ctx->out = NULL; - ctx->last_out = &ctx->out; - - while (ctx->busy) { - - cl = ctx->busy; - b = cl->buf; - - if (ngx_buf_size(b) != 0) { - break; - } - - if (b->shadow) { - b->shadow->pos = b->shadow->last; - } - - ctx->busy = cl->next; - - if (ngx_buf_in_memory(b) || b->in_file) { - /* add data bufs only to the free buf chain */ - - cl->next = ctx->free; - ctx->free = cl; - } - } - - if (ctx->in || ctx->buf) { - r->buffered |= NGX_HTTP_SUB_BUFFERED; - - } else { - r->buffered &= ~NGX_HTTP_SUB_BUFFERED; - } - - return rc; -} - - -static ngx_int_t -ngx_http_sub_parse(ngx_http_request_t *r, ngx_http_sub_ctx_t *ctx, - ngx_uint_t flush) -{ - u_char *p, c; - ngx_str_t *m; - ngx_int_t offset, start, next, end, len, rc; - ngx_uint_t shift, i, j; - ngx_http_sub_match_t *match; - ngx_http_sub_tables_t *tables; - ngx_http_sub_loc_conf_t *slcf; - - slcf = ngx_http_get_module_loc_conf(r, ngx_http_sub_filter_module); - tables = ctx->tables; - match = ctx->matches->elts; - - offset = ctx->offset; - end = ctx->buf->last - ctx->pos; - - if (ctx->once) { - /* sets start and next to end */ - offset = end + (ngx_int_t) tables->min_match_len - 1; - goto again; - } - - while (offset < end) { - - c = offset < 0 ? ctx->looked.data[ctx->looked.len + offset] - : ctx->pos[offset]; - - c = ngx_tolower(c); - - shift = tables->shift[c]; - if (shift > 0) { - offset += shift; - continue; - } - - /* a potential match */ - - start = offset - (ngx_int_t) tables->min_match_len + 1; - - i = ngx_max((ngx_uint_t) tables->index[c], ctx->index); - j = tables->index[c + 1]; - - while (i != j) { - - if (slcf->once && ctx->sub && ctx->sub[i].data) { - goto next; - } - - m = &match[i].match; - - rc = ngx_http_sub_match(ctx, start, m); - - if (rc == NGX_DECLINED) { - goto next; - } - - ctx->index = i; - - if (rc == NGX_AGAIN) { - goto again; - } - - ctx->offset = offset + (ngx_int_t) m->len; - next = start + (ngx_int_t) m->len; - end = ngx_max(next, 0); - rc = NGX_OK; - - goto done; - - next: - - i++; - } - - offset++; - ctx->index = 0; - } - - if (flush) { - for ( ;; ) { - start = offset - (ngx_int_t) tables->min_match_len + 1; - - if (start >= end) { - break; - } - - for (i = 0; i < ctx->matches->nelts; i++) { - m = &match[i].match; - - if (ngx_http_sub_match(ctx, start, m) == NGX_AGAIN) { - goto again; - } - } - - offset++; - } - } - -again: - - ctx->offset = offset; - start = offset - (ngx_int_t) tables->min_match_len + 1; - next = start; - rc = NGX_AGAIN; - -done: - - /* send [ - looked.len, start ] to client */ - - ctx->saved.len = ctx->looked.len + ngx_min(start, 0); - ngx_memcpy(ctx->saved.data, ctx->looked.data, ctx->saved.len); - - ctx->copy_start = ctx->pos; - ctx->copy_end = ctx->pos + ngx_max(start, 0); - - /* save [ next, end ] in looked */ - - len = ngx_min(next, 0); - p = ctx->looked.data; - p = ngx_movemem(p, p + ctx->looked.len + len, - len); - - len = ngx_max(next, 0); - p = ngx_cpymem(p, ctx->pos + len, end - len); - ctx->looked.len = p - ctx->looked.data; - - /* update position */ - - ctx->pos += end; - ctx->offset -= end; - - return rc; -} - - -static ngx_int_t -ngx_http_sub_match(ngx_http_sub_ctx_t *ctx, ngx_int_t start, ngx_str_t *m) -{ - u_char *p, *last, *pat, *pat_end; - - pat = m->data; - pat_end = m->data + m->len; - - if (start >= 0) { - p = ctx->pos + start; - - } else { - last = ctx->looked.data + ctx->looked.len; - p = last + start; - - while (p < last && pat < pat_end) { - if (ngx_tolower(*p) != *pat) { - return NGX_DECLINED; - } - - p++; - pat++; - } - - p = ctx->pos; - } - - while (p < ctx->buf->last && pat < pat_end) { - if (ngx_tolower(*p) != *pat) { - return NGX_DECLINED; - } - - p++; - pat++; - } - - if (pat != pat_end) { - /* partial match */ - return NGX_AGAIN; - } - - return NGX_OK; -} - - -static char * -ngx_http_sub_filter(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_sub_loc_conf_t *slcf = conf; - - ngx_str_t *value; - ngx_http_sub_pair_t *pair; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (value[1].len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "empty search pattern"); - return NGX_CONF_ERROR; - } - - if (slcf->pairs == NULL) { - slcf->pairs = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_sub_pair_t)); - if (slcf->pairs == NULL) { - return NGX_CONF_ERROR; - } - } - - if (slcf->pairs->nelts == 255) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "number of search patterns exceeds 255"); - return NGX_CONF_ERROR; - } - - ngx_strlow(value[1].data, value[1].data, value[1].len); - - pair = ngx_array_push(slcf->pairs); - if (pair == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &pair->match; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ccv.complex_value->lengths != NULL) { - slcf->dynamic = 1; - - } else { - ngx_strlow(pair->match.value.data, pair->match.value.data, - pair->match.value.len); - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = &pair->value; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static void * -ngx_http_sub_create_conf(ngx_conf_t *cf) -{ - ngx_http_sub_loc_conf_t *slcf; - - slcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_sub_loc_conf_t)); - if (slcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->dynamic = 0; - * conf->pairs = NULL; - * conf->tables = NULL; - * conf->types = { NULL }; - * conf->types_keys = NULL; - * conf->matches = NULL; - */ - - slcf->once = NGX_CONF_UNSET; - slcf->last_modified = NGX_CONF_UNSET; - - return slcf; -} - - -static char * -ngx_http_sub_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_uint_t i, n; - ngx_http_sub_pair_t *pairs; - ngx_http_sub_match_t *matches; - ngx_http_sub_loc_conf_t *prev = parent; - ngx_http_sub_loc_conf_t *conf = child; - - ngx_conf_merge_value(conf->once, prev->once, 1); - ngx_conf_merge_value(conf->last_modified, prev->last_modified, 0); - - if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, - &prev->types_keys, &prev->types, - ngx_http_html_default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - if (conf->pairs == NULL) { - conf->dynamic = prev->dynamic; - conf->pairs = prev->pairs; - conf->matches = prev->matches; - conf->tables = prev->tables; - } - - if (conf->pairs && conf->dynamic == 0 && conf->tables == NULL) { - pairs = conf->pairs->elts; - n = conf->pairs->nelts; - - matches = ngx_palloc(cf->pool, sizeof(ngx_http_sub_match_t) * n); - if (matches == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; i < n; i++) { - matches[i].match = pairs[i].match.value; - matches[i].value = &pairs[i].value; - } - - conf->matches = ngx_palloc(cf->pool, sizeof(ngx_array_t)); - if (conf->matches == NULL) { - return NGX_CONF_ERROR; - } - - conf->matches->elts = matches; - conf->matches->nelts = n; - - conf->tables = ngx_palloc(cf->pool, sizeof(ngx_http_sub_tables_t)); - if (conf->tables == NULL) { - return NGX_CONF_ERROR; - } - - ngx_http_sub_init_tables(conf->tables, conf->matches->elts, - conf->matches->nelts); - } - - return NGX_CONF_OK; -} - - -static void -ngx_http_sub_init_tables(ngx_http_sub_tables_t *tables, - ngx_http_sub_match_t *match, ngx_uint_t n) -{ - u_char c; - ngx_uint_t i, j, min, max, ch; - - min = match[0].match.len; - max = match[0].match.len; - - for (i = 1; i < n; i++) { - min = ngx_min(min, match[i].match.len); - max = ngx_max(max, match[i].match.len); - } - - tables->min_match_len = min; - tables->max_match_len = max; - - ngx_http_sub_cmp_index = tables->min_match_len - 1; - ngx_sort(match, n, sizeof(ngx_http_sub_match_t), ngx_http_sub_cmp_matches); - - min = ngx_min(min, 255); - ngx_memset(tables->shift, min, 256); - - ch = 0; - - for (i = 0; i < n; i++) { - - for (j = 0; j < min; j++) { - c = match[i].match.data[tables->min_match_len - 1 - j]; - tables->shift[c] = ngx_min(tables->shift[c], (u_char) j); - } - - c = match[i].match.data[tables->min_match_len - 1]; - while (ch <= (ngx_uint_t) c) { - tables->index[ch++] = (u_char) i; - } - } - - while (ch < 257) { - tables->index[ch++] = (u_char) n; - } -} - - -static ngx_int_t -ngx_http_sub_cmp_matches(const void *one, const void *two) -{ - ngx_int_t c1, c2; - ngx_http_sub_match_t *first, *second; - - first = (ngx_http_sub_match_t *) one; - second = (ngx_http_sub_match_t *) two; - - c1 = first->match.data[ngx_http_sub_cmp_index]; - c2 = second->match.data[ngx_http_sub_cmp_index]; - - return c1 - c2; -} - - -static ngx_int_t -ngx_http_sub_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_sub_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_sub_body_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_upstream_hash_module.c b/app/nginx/src/http/modules/ngx_http_upstream_hash_module.c deleted file mode 100644 index 6c28c64..0000000 --- a/app/nginx/src/http/modules/ngx_http_upstream_hash_module.c +++ /dev/null @@ -1,676 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - uint32_t hash; - ngx_str_t *server; -} ngx_http_upstream_chash_point_t; - - -typedef struct { - ngx_uint_t number; - ngx_http_upstream_chash_point_t point[1]; -} ngx_http_upstream_chash_points_t; - - -typedef struct { - ngx_http_complex_value_t key; - ngx_http_upstream_chash_points_t *points; -} ngx_http_upstream_hash_srv_conf_t; - - -typedef struct { - /* the round robin data must be first */ - ngx_http_upstream_rr_peer_data_t rrp; - ngx_http_upstream_hash_srv_conf_t *conf; - ngx_str_t key; - ngx_uint_t tries; - ngx_uint_t rehash; - uint32_t hash; - ngx_event_get_peer_pt get_rr_peer; -} ngx_http_upstream_hash_peer_data_t; - - -static ngx_int_t ngx_http_upstream_init_hash(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us); -static ngx_int_t ngx_http_upstream_init_hash_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -static ngx_int_t ngx_http_upstream_get_hash_peer(ngx_peer_connection_t *pc, - void *data); - -static ngx_int_t ngx_http_upstream_init_chash(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us); -static int ngx_libc_cdecl - ngx_http_upstream_chash_cmp_points(const void *one, const void *two); -static ngx_uint_t ngx_http_upstream_find_chash_point( - ngx_http_upstream_chash_points_t *points, uint32_t hash); -static ngx_int_t ngx_http_upstream_init_chash_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -static ngx_int_t ngx_http_upstream_get_chash_peer(ngx_peer_connection_t *pc, - void *data); - -static void *ngx_http_upstream_hash_create_conf(ngx_conf_t *cf); -static char *ngx_http_upstream_hash(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_upstream_hash_commands[] = { - - { ngx_string("hash"), - NGX_HTTP_UPS_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_hash, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_hash_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_http_upstream_hash_create_conf, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_hash_module = { - NGX_MODULE_V1, - &ngx_http_upstream_hash_module_ctx, /* module context */ - ngx_http_upstream_hash_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_upstream_init_hash(ngx_conf_t *cf, ngx_http_upstream_srv_conf_t *us) -{ - if (ngx_http_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_http_upstream_init_hash_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_init_hash_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_http_upstream_hash_srv_conf_t *hcf; - ngx_http_upstream_hash_peer_data_t *hp; - - hp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_hash_peer_data_t)); - if (hp == NULL) { - return NGX_ERROR; - } - - r->upstream->peer.data = &hp->rrp; - - if (ngx_http_upstream_init_round_robin_peer(r, us) != NGX_OK) { - return NGX_ERROR; - } - - r->upstream->peer.get = ngx_http_upstream_get_hash_peer; - - hcf = ngx_http_conf_upstream_srv_conf(us, ngx_http_upstream_hash_module); - - if (ngx_http_complex_value(r, &hcf->key, &hp->key) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "upstream hash key:\"%V\"", &hp->key); - - hp->conf = hcf; - hp->tries = 0; - hp->rehash = 0; - hp->hash = 0; - hp->get_rr_peer = ngx_http_upstream_get_round_robin_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_get_hash_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_hash_peer_data_t *hp = data; - - time_t now; - u_char buf[NGX_INT_T_LEN]; - size_t size; - uint32_t hash; - ngx_int_t w; - uintptr_t m; - ngx_uint_t n, p; - ngx_http_upstream_rr_peer_t *peer; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get hash peer, try: %ui", pc->tries); - - ngx_http_upstream_rr_peers_wlock(hp->rrp.peers); - - if (hp->tries > 20 || hp->rrp.peers->single) { - ngx_http_upstream_rr_peers_unlock(hp->rrp.peers); - return hp->get_rr_peer(pc, &hp->rrp); - } - - now = ngx_time(); - - pc->cached = 0; - pc->connection = NULL; - - for ( ;; ) { - - /* - * Hash expression is compatible with Cache::Memcached: - * ((crc32([REHASH] KEY) >> 16) & 0x7fff) + PREV_HASH - * with REHASH omitted at the first iteration. - */ - - ngx_crc32_init(hash); - - if (hp->rehash > 0) { - size = ngx_sprintf(buf, "%ui", hp->rehash) - buf; - ngx_crc32_update(&hash, buf, size); - } - - ngx_crc32_update(&hash, hp->key.data, hp->key.len); - ngx_crc32_final(hash); - - hash = (hash >> 16) & 0x7fff; - - hp->hash += hash; - hp->rehash++; - - w = hp->hash % hp->rrp.peers->total_weight; - peer = hp->rrp.peers->peer; - p = 0; - - while (w >= peer->weight) { - w -= peer->weight; - peer = peer->next; - p++; - } - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - if (hp->rrp.tried[n] & m) { - goto next; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get hash peer, value:%uD, peer:%ui", hp->hash, p); - - if (peer->down) { - goto next; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - goto next; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - goto next; - } - - break; - - next: - - if (++hp->tries > 20) { - ngx_http_upstream_rr_peers_unlock(hp->rrp.peers); - return hp->get_rr_peer(pc, &hp->rrp); - } - } - - hp->rrp.current = peer; - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - if (now - peer->checked > peer->fail_timeout) { - peer->checked = now; - } - - ngx_http_upstream_rr_peers_unlock(hp->rrp.peers); - - hp->rrp.tried[n] |= m; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_init_chash(ngx_conf_t *cf, ngx_http_upstream_srv_conf_t *us) -{ - u_char *host, *port, c; - size_t host_len, port_len, size; - uint32_t hash, base_hash; - ngx_str_t *server; - ngx_uint_t npoints, i, j; - ngx_http_upstream_rr_peer_t *peer; - ngx_http_upstream_rr_peers_t *peers; - ngx_http_upstream_chash_points_t *points; - ngx_http_upstream_hash_srv_conf_t *hcf; - union { - uint32_t value; - u_char byte[4]; - } prev_hash; - - if (ngx_http_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_http_upstream_init_chash_peer; - - peers = us->peer.data; - npoints = peers->total_weight * 160; - - size = sizeof(ngx_http_upstream_chash_points_t) - + sizeof(ngx_http_upstream_chash_point_t) * (npoints - 1); - - points = ngx_palloc(cf->pool, size); - if (points == NULL) { - return NGX_ERROR; - } - - points->number = 0; - - for (peer = peers->peer; peer; peer = peer->next) { - server = &peer->server; - - /* - * Hash expression is compatible with Cache::Memcached::Fast: - * crc32(HOST \0 PORT PREV_HASH). - */ - - if (server->len >= 5 - && ngx_strncasecmp(server->data, (u_char *) "unix:", 5) == 0) - { - host = server->data + 5; - host_len = server->len - 5; - port = NULL; - port_len = 0; - goto done; - } - - for (j = 0; j < server->len; j++) { - c = server->data[server->len - j - 1]; - - if (c == ':') { - host = server->data; - host_len = server->len - j - 1; - port = server->data + server->len - j; - port_len = j; - goto done; - } - - if (c < '0' || c > '9') { - break; - } - } - - host = server->data; - host_len = server->len; - port = NULL; - port_len = 0; - - done: - - ngx_crc32_init(base_hash); - ngx_crc32_update(&base_hash, host, host_len); - ngx_crc32_update(&base_hash, (u_char *) "", 1); - ngx_crc32_update(&base_hash, port, port_len); - - prev_hash.value = 0; - npoints = peer->weight * 160; - - for (j = 0; j < npoints; j++) { - hash = base_hash; - - ngx_crc32_update(&hash, prev_hash.byte, 4); - ngx_crc32_final(hash); - - points->point[points->number].hash = hash; - points->point[points->number].server = server; - points->number++; - -#if (NGX_HAVE_LITTLE_ENDIAN) - prev_hash.value = hash; -#else - prev_hash.byte[0] = (u_char) (hash & 0xff); - prev_hash.byte[1] = (u_char) ((hash >> 8) & 0xff); - prev_hash.byte[2] = (u_char) ((hash >> 16) & 0xff); - prev_hash.byte[3] = (u_char) ((hash >> 24) & 0xff); -#endif - } - } - - ngx_qsort(points->point, - points->number, - sizeof(ngx_http_upstream_chash_point_t), - ngx_http_upstream_chash_cmp_points); - - for (i = 0, j = 1; j < points->number; j++) { - if (points->point[i].hash != points->point[j].hash) { - points->point[++i] = points->point[j]; - } - } - - points->number = i + 1; - - hcf = ngx_http_conf_upstream_srv_conf(us, ngx_http_upstream_hash_module); - hcf->points = points; - - return NGX_OK; -} - - -static int ngx_libc_cdecl -ngx_http_upstream_chash_cmp_points(const void *one, const void *two) -{ - ngx_http_upstream_chash_point_t *first = - (ngx_http_upstream_chash_point_t *) one; - ngx_http_upstream_chash_point_t *second = - (ngx_http_upstream_chash_point_t *) two; - - if (first->hash < second->hash) { - return -1; - - } else if (first->hash > second->hash) { - return 1; - - } else { - return 0; - } -} - - -static ngx_uint_t -ngx_http_upstream_find_chash_point(ngx_http_upstream_chash_points_t *points, - uint32_t hash) -{ - ngx_uint_t i, j, k; - ngx_http_upstream_chash_point_t *point; - - /* find first point >= hash */ - - point = &points->point[0]; - - i = 0; - j = points->number; - - while (i < j) { - k = (i + j) / 2; - - if (hash > point[k].hash) { - i = k + 1; - - } else if (hash < point[k].hash) { - j = k; - - } else { - return k; - } - } - - return i; -} - - -static ngx_int_t -ngx_http_upstream_init_chash_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - uint32_t hash; - ngx_http_upstream_hash_srv_conf_t *hcf; - ngx_http_upstream_hash_peer_data_t *hp; - - if (ngx_http_upstream_init_hash_peer(r, us) != NGX_OK) { - return NGX_ERROR; - } - - r->upstream->peer.get = ngx_http_upstream_get_chash_peer; - - hp = r->upstream->peer.data; - hcf = ngx_http_conf_upstream_srv_conf(us, ngx_http_upstream_hash_module); - - hash = ngx_crc32_long(hp->key.data, hp->key.len); - - ngx_http_upstream_rr_peers_rlock(hp->rrp.peers); - - hp->hash = ngx_http_upstream_find_chash_point(hcf->points, hash); - - ngx_http_upstream_rr_peers_unlock(hp->rrp.peers); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_get_chash_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_hash_peer_data_t *hp = data; - - time_t now; - intptr_t m; - ngx_str_t *server; - ngx_int_t total; - ngx_uint_t i, n, best_i; - ngx_http_upstream_rr_peer_t *peer, *best; - ngx_http_upstream_chash_point_t *point; - ngx_http_upstream_chash_points_t *points; - ngx_http_upstream_hash_srv_conf_t *hcf; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get consistent hash peer, try: %ui", pc->tries); - - ngx_http_upstream_rr_peers_wlock(hp->rrp.peers); - - pc->cached = 0; - pc->connection = NULL; - - now = ngx_time(); - hcf = hp->conf; - - points = hcf->points; - point = &points->point[0]; - - for ( ;; ) { - server = point[hp->hash % points->number].server; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "consistent hash peer:%uD, server:\"%V\"", - hp->hash, server); - - best = NULL; - best_i = 0; - total = 0; - - for (peer = hp->rrp.peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (hp->rrp.tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->server.len != server->len - || ngx_strncmp(peer->server.data, server->data, server->len) - != 0) - { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (best == NULL || peer->current_weight > best->current_weight) { - best = peer; - best_i = i; - } - } - - if (best) { - best->current_weight -= total; - goto found; - } - - hp->hash++; - hp->tries++; - - if (hp->tries >= points->number) { - pc->name = hp->rrp.peers->name; - ngx_http_upstream_rr_peers_unlock(hp->rrp.peers); - return NGX_BUSY; - } - } - -found: - - hp->rrp.current = best; - - pc->sockaddr = best->sockaddr; - pc->socklen = best->socklen; - pc->name = &best->name; - - best->conns++; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - ngx_http_upstream_rr_peers_unlock(hp->rrp.peers); - - n = best_i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << best_i % (8 * sizeof(uintptr_t)); - - hp->rrp.tried[n] |= m; - - return NGX_OK; -} - - -static void * -ngx_http_upstream_hash_create_conf(ngx_conf_t *cf) -{ - ngx_http_upstream_hash_srv_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_upstream_hash_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->points = NULL; - - return conf; -} - - -static char * -ngx_http_upstream_hash(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_upstream_hash_srv_conf_t *hcf = conf; - - ngx_str_t *value; - ngx_http_upstream_srv_conf_t *uscf; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &hcf->key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - uscf = ngx_http_conf_get_module_srv_conf(cf, ngx_http_upstream_module); - - if (uscf->peer.init_upstream) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "load balancing method redefined"); - } - - uscf->flags = NGX_HTTP_UPSTREAM_CREATE - |NGX_HTTP_UPSTREAM_WEIGHT - |NGX_HTTP_UPSTREAM_MAX_CONNS - |NGX_HTTP_UPSTREAM_MAX_FAILS - |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT - |NGX_HTTP_UPSTREAM_DOWN; - - if (cf->args->nelts == 2) { - uscf->peer.init_upstream = ngx_http_upstream_init_hash; - - } else if (ngx_strcmp(value[2].data, "consistent") == 0) { - uscf->peer.init_upstream = ngx_http_upstream_init_chash; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_upstream_ip_hash_module.c b/app/nginx/src/http/modules/ngx_http_upstream_ip_hash_module.c deleted file mode 100644 index 296108f..0000000 --- a/app/nginx/src/http/modules/ngx_http_upstream_ip_hash_module.c +++ /dev/null @@ -1,272 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - /* the round robin data must be first */ - ngx_http_upstream_rr_peer_data_t rrp; - - ngx_uint_t hash; - - u_char addrlen; - u_char *addr; - - u_char tries; - - ngx_event_get_peer_pt get_rr_peer; -} ngx_http_upstream_ip_hash_peer_data_t; - - -static ngx_int_t ngx_http_upstream_init_ip_hash_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -static ngx_int_t ngx_http_upstream_get_ip_hash_peer(ngx_peer_connection_t *pc, - void *data); -static char *ngx_http_upstream_ip_hash(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_upstream_ip_hash_commands[] = { - - { ngx_string("ip_hash"), - NGX_HTTP_UPS_CONF|NGX_CONF_NOARGS, - ngx_http_upstream_ip_hash, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_ip_hash_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_ip_hash_module = { - NGX_MODULE_V1, - &ngx_http_upstream_ip_hash_module_ctx, /* module context */ - ngx_http_upstream_ip_hash_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static u_char ngx_http_upstream_ip_hash_pseudo_addr[3]; - - -static ngx_int_t -ngx_http_upstream_init_ip_hash(ngx_conf_t *cf, ngx_http_upstream_srv_conf_t *us) -{ - if (ngx_http_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_http_upstream_init_ip_hash_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_init_ip_hash_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - struct sockaddr_in *sin; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; -#endif - ngx_http_upstream_ip_hash_peer_data_t *iphp; - - iphp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_ip_hash_peer_data_t)); - if (iphp == NULL) { - return NGX_ERROR; - } - - r->upstream->peer.data = &iphp->rrp; - - if (ngx_http_upstream_init_round_robin_peer(r, us) != NGX_OK) { - return NGX_ERROR; - } - - r->upstream->peer.get = ngx_http_upstream_get_ip_hash_peer; - - switch (r->connection->sockaddr->sa_family) { - - case AF_INET: - sin = (struct sockaddr_in *) r->connection->sockaddr; - iphp->addr = (u_char *) &sin->sin_addr.s_addr; - iphp->addrlen = 3; - break; - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) r->connection->sockaddr; - iphp->addr = (u_char *) &sin6->sin6_addr.s6_addr; - iphp->addrlen = 16; - break; -#endif - - default: - iphp->addr = ngx_http_upstream_ip_hash_pseudo_addr; - iphp->addrlen = 3; - } - - iphp->hash = 89; - iphp->tries = 0; - iphp->get_rr_peer = ngx_http_upstream_get_round_robin_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_get_ip_hash_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_ip_hash_peer_data_t *iphp = data; - - time_t now; - ngx_int_t w; - uintptr_t m; - ngx_uint_t i, n, p, hash; - ngx_http_upstream_rr_peer_t *peer; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get ip hash peer, try: %ui", pc->tries); - - /* TODO: cached */ - - ngx_http_upstream_rr_peers_wlock(iphp->rrp.peers); - - if (iphp->tries > 20 || iphp->rrp.peers->single) { - ngx_http_upstream_rr_peers_unlock(iphp->rrp.peers); - return iphp->get_rr_peer(pc, &iphp->rrp); - } - - now = ngx_time(); - - pc->cached = 0; - pc->connection = NULL; - - hash = iphp->hash; - - for ( ;; ) { - - for (i = 0; i < (ngx_uint_t) iphp->addrlen; i++) { - hash = (hash * 113 + iphp->addr[i]) % 6271; - } - - w = hash % iphp->rrp.peers->total_weight; - peer = iphp->rrp.peers->peer; - p = 0; - - while (w >= peer->weight) { - w -= peer->weight; - peer = peer->next; - p++; - } - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - if (iphp->rrp.tried[n] & m) { - goto next; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get ip hash peer, hash: %ui %04XL", p, (uint64_t) m); - - if (peer->down) { - goto next; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - goto next; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - goto next; - } - - break; - - next: - - if (++iphp->tries > 20) { - ngx_http_upstream_rr_peers_unlock(iphp->rrp.peers); - return iphp->get_rr_peer(pc, &iphp->rrp); - } - } - - iphp->rrp.current = peer; - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - if (now - peer->checked > peer->fail_timeout) { - peer->checked = now; - } - - ngx_http_upstream_rr_peers_unlock(iphp->rrp.peers); - - iphp->rrp.tried[n] |= m; - iphp->hash = hash; - - return NGX_OK; -} - - -static char * -ngx_http_upstream_ip_hash(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_upstream_srv_conf_t *uscf; - - uscf = ngx_http_conf_get_module_srv_conf(cf, ngx_http_upstream_module); - - if (uscf->peer.init_upstream) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "load balancing method redefined"); - } - - uscf->peer.init_upstream = ngx_http_upstream_init_ip_hash; - - uscf->flags = NGX_HTTP_UPSTREAM_CREATE - |NGX_HTTP_UPSTREAM_WEIGHT - |NGX_HTTP_UPSTREAM_MAX_CONNS - |NGX_HTTP_UPSTREAM_MAX_FAILS - |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT - |NGX_HTTP_UPSTREAM_DOWN; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_upstream_keepalive_module.c b/app/nginx/src/http/modules/ngx_http_upstream_keepalive_module.c deleted file mode 100644 index 0048e6b..0000000 --- a/app/nginx/src/http/modules/ngx_http_upstream_keepalive_module.c +++ /dev/null @@ -1,529 +0,0 @@ - -/* - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_uint_t max_cached; - - ngx_queue_t cache; - ngx_queue_t free; - - ngx_http_upstream_init_pt original_init_upstream; - ngx_http_upstream_init_peer_pt original_init_peer; - -} ngx_http_upstream_keepalive_srv_conf_t; - - -typedef struct { - ngx_http_upstream_keepalive_srv_conf_t *conf; - - ngx_queue_t queue; - ngx_connection_t *connection; - - socklen_t socklen; - ngx_sockaddr_t sockaddr; - -} ngx_http_upstream_keepalive_cache_t; - - -typedef struct { - ngx_http_upstream_keepalive_srv_conf_t *conf; - - ngx_http_upstream_t *upstream; - - void *data; - - ngx_event_get_peer_pt original_get_peer; - ngx_event_free_peer_pt original_free_peer; - -#if (NGX_HTTP_SSL) - ngx_event_set_peer_session_pt original_set_session; - ngx_event_save_peer_session_pt original_save_session; -#endif - -} ngx_http_upstream_keepalive_peer_data_t; - - -static ngx_int_t ngx_http_upstream_init_keepalive_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -static ngx_int_t ngx_http_upstream_get_keepalive_peer(ngx_peer_connection_t *pc, - void *data); -static void ngx_http_upstream_free_keepalive_peer(ngx_peer_connection_t *pc, - void *data, ngx_uint_t state); - -static void ngx_http_upstream_keepalive_dummy_handler(ngx_event_t *ev); -static void ngx_http_upstream_keepalive_close_handler(ngx_event_t *ev); -static void ngx_http_upstream_keepalive_close(ngx_connection_t *c); - -#if (NGX_HTTP_SSL) -static ngx_int_t ngx_http_upstream_keepalive_set_session( - ngx_peer_connection_t *pc, void *data); -static void ngx_http_upstream_keepalive_save_session(ngx_peer_connection_t *pc, - void *data); -#endif - -static void *ngx_http_upstream_keepalive_create_conf(ngx_conf_t *cf); -static char *ngx_http_upstream_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_upstream_keepalive_commands[] = { - - { ngx_string("keepalive"), - NGX_HTTP_UPS_CONF|NGX_CONF_TAKE1, - ngx_http_upstream_keepalive, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_keepalive_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_http_upstream_keepalive_create_conf, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_keepalive_module = { - NGX_MODULE_V1, - &ngx_http_upstream_keepalive_module_ctx, /* module context */ - ngx_http_upstream_keepalive_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_upstream_init_keepalive(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_uint_t i; - ngx_http_upstream_keepalive_srv_conf_t *kcf; - ngx_http_upstream_keepalive_cache_t *cached; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, - "init keepalive"); - - kcf = ngx_http_conf_upstream_srv_conf(us, - ngx_http_upstream_keepalive_module); - - if (kcf->original_init_upstream(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - kcf->original_init_peer = us->peer.init; - - us->peer.init = ngx_http_upstream_init_keepalive_peer; - - /* allocate cache items and add to free queue */ - - cached = ngx_pcalloc(cf->pool, - sizeof(ngx_http_upstream_keepalive_cache_t) * kcf->max_cached); - if (cached == NULL) { - return NGX_ERROR; - } - - ngx_queue_init(&kcf->cache); - ngx_queue_init(&kcf->free); - - for (i = 0; i < kcf->max_cached; i++) { - ngx_queue_insert_head(&kcf->free, &cached[i].queue); - cached[i].conf = kcf; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_init_keepalive_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_http_upstream_keepalive_peer_data_t *kp; - ngx_http_upstream_keepalive_srv_conf_t *kcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "init keepalive peer"); - - kcf = ngx_http_conf_upstream_srv_conf(us, - ngx_http_upstream_keepalive_module); - - kp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_keepalive_peer_data_t)); - if (kp == NULL) { - return NGX_ERROR; - } - - if (kcf->original_init_peer(r, us) != NGX_OK) { - return NGX_ERROR; - } - - kp->conf = kcf; - kp->upstream = r->upstream; - kp->data = r->upstream->peer.data; - kp->original_get_peer = r->upstream->peer.get; - kp->original_free_peer = r->upstream->peer.free; - - r->upstream->peer.data = kp; - r->upstream->peer.get = ngx_http_upstream_get_keepalive_peer; - r->upstream->peer.free = ngx_http_upstream_free_keepalive_peer; - -#if (NGX_HTTP_SSL) - kp->original_set_session = r->upstream->peer.set_session; - kp->original_save_session = r->upstream->peer.save_session; - r->upstream->peer.set_session = ngx_http_upstream_keepalive_set_session; - r->upstream->peer.save_session = ngx_http_upstream_keepalive_save_session; -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_get_keepalive_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_keepalive_peer_data_t *kp = data; - ngx_http_upstream_keepalive_cache_t *item; - - ngx_int_t rc; - ngx_queue_t *q, *cache; - ngx_connection_t *c; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get keepalive peer"); - - /* ask balancer */ - - rc = kp->original_get_peer(pc, kp->data); - - if (rc != NGX_OK) { - return rc; - } - - /* search cache for suitable connection */ - - cache = &kp->conf->cache; - - for (q = ngx_queue_head(cache); - q != ngx_queue_sentinel(cache); - q = ngx_queue_next(q)) - { - item = ngx_queue_data(q, ngx_http_upstream_keepalive_cache_t, queue); - c = item->connection; - - if (ngx_memn2cmp((u_char *) &item->sockaddr, (u_char *) pc->sockaddr, - item->socklen, pc->socklen) - == 0) - { - ngx_queue_remove(q); - ngx_queue_insert_head(&kp->conf->free, q); - - goto found; - } - } - - return NGX_OK; - -found: - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get keepalive peer: using connection %p", c); - - c->idle = 0; - c->sent = 0; - c->log = pc->log; - c->read->log = pc->log; - c->write->log = pc->log; - c->pool->log = pc->log; - - pc->connection = c; - pc->cached = 1; - - return NGX_DONE; -} - - -static void -ngx_http_upstream_free_keepalive_peer(ngx_peer_connection_t *pc, void *data, - ngx_uint_t state) -{ - ngx_http_upstream_keepalive_peer_data_t *kp = data; - ngx_http_upstream_keepalive_cache_t *item; - - ngx_queue_t *q; - ngx_connection_t *c; - ngx_http_upstream_t *u; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "free keepalive peer"); - - /* cache valid connections */ - - u = kp->upstream; - c = pc->connection; - - if (state & NGX_PEER_FAILED - || c == NULL - || c->read->eof - || c->read->error - || c->read->timedout - || c->write->error - || c->write->timedout) - { - goto invalid; - } - - if (!u->keepalive) { - goto invalid; - } - - if (!u->request_body_sent) { - goto invalid; - } - - if (ngx_terminate || ngx_exiting) { - goto invalid; - } - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - goto invalid; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "free keepalive peer: saving connection %p", c); - - if (ngx_queue_empty(&kp->conf->free)) { - - q = ngx_queue_last(&kp->conf->cache); - ngx_queue_remove(q); - - item = ngx_queue_data(q, ngx_http_upstream_keepalive_cache_t, queue); - - ngx_http_upstream_keepalive_close(item->connection); - - } else { - q = ngx_queue_head(&kp->conf->free); - ngx_queue_remove(q); - - item = ngx_queue_data(q, ngx_http_upstream_keepalive_cache_t, queue); - } - - ngx_queue_insert_head(&kp->conf->cache, q); - - item->connection = c; - - pc->connection = NULL; - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - c->write->handler = ngx_http_upstream_keepalive_dummy_handler; - c->read->handler = ngx_http_upstream_keepalive_close_handler; - - c->data = item; - c->idle = 1; - c->log = ngx_cycle->log; - c->read->log = ngx_cycle->log; - c->write->log = ngx_cycle->log; - c->pool->log = ngx_cycle->log; - - item->socklen = pc->socklen; - ngx_memcpy(&item->sockaddr, pc->sockaddr, pc->socklen); - - if (c->read->ready) { - ngx_http_upstream_keepalive_close_handler(c->read); - } - -invalid: - - kp->original_free_peer(pc, kp->data, state); -} - - -static void -ngx_http_upstream_keepalive_dummy_handler(ngx_event_t *ev) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ev->log, 0, - "keepalive dummy handler"); -} - - -static void -ngx_http_upstream_keepalive_close_handler(ngx_event_t *ev) -{ - ngx_http_upstream_keepalive_srv_conf_t *conf; - ngx_http_upstream_keepalive_cache_t *item; - - int n; - char buf[1]; - ngx_connection_t *c; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ev->log, 0, - "keepalive close handler"); - - c = ev->data; - - if (c->close) { - goto close; - } - - n = recv(c->fd, buf, 1, MSG_PEEK); - - if (n == -1 && ngx_socket_errno == NGX_EAGAIN) { - ev->ready = 0; - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - goto close; - } - - return; - } - -close: - - item = c->data; - conf = item->conf; - - ngx_http_upstream_keepalive_close(c); - - ngx_queue_remove(&item->queue); - ngx_queue_insert_head(&conf->free, &item->queue); -} - - -static void -ngx_http_upstream_keepalive_close(ngx_connection_t *c) -{ - -#if (NGX_HTTP_SSL) - - if (c->ssl) { - c->ssl->no_wait_shutdown = 1; - c->ssl->no_send_shutdown = 1; - - if (ngx_ssl_shutdown(c) == NGX_AGAIN) { - c->ssl->handler = ngx_http_upstream_keepalive_close; - return; - } - } - -#endif - - ngx_destroy_pool(c->pool); - ngx_close_connection(c); -} - - -#if (NGX_HTTP_SSL) - -static ngx_int_t -ngx_http_upstream_keepalive_set_session(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_keepalive_peer_data_t *kp = data; - - return kp->original_set_session(pc, kp->data); -} - - -static void -ngx_http_upstream_keepalive_save_session(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_keepalive_peer_data_t *kp = data; - - kp->original_save_session(pc, kp->data); - return; -} - -#endif - - -static void * -ngx_http_upstream_keepalive_create_conf(ngx_conf_t *cf) -{ - ngx_http_upstream_keepalive_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, - sizeof(ngx_http_upstream_keepalive_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->original_init_upstream = NULL; - * conf->original_init_peer = NULL; - * conf->max_cached = 0; - */ - - return conf; -} - - -static char * -ngx_http_upstream_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_upstream_srv_conf_t *uscf; - ngx_http_upstream_keepalive_srv_conf_t *kcf = conf; - - ngx_int_t n; - ngx_str_t *value; - - if (kcf->max_cached) { - return "is duplicate"; - } - - /* read options */ - - value = cf->args->elts; - - n = ngx_atoi(value[1].data, value[1].len); - - if (n == NGX_ERROR || n == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\" in \"%V\" directive", - &value[1], &cmd->name); - return NGX_CONF_ERROR; - } - - kcf->max_cached = n; - - uscf = ngx_http_conf_get_module_srv_conf(cf, ngx_http_upstream_module); - - kcf->original_init_upstream = uscf->peer.init_upstream - ? uscf->peer.init_upstream - : ngx_http_upstream_init_round_robin; - - uscf->peer.init_upstream = ngx_http_upstream_init_keepalive; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_upstream_least_conn_module.c b/app/nginx/src/http/modules/ngx_http_upstream_least_conn_module.c deleted file mode 100644 index ebe0627..0000000 --- a/app/nginx/src/http/modules/ngx_http_upstream_least_conn_module.c +++ /dev/null @@ -1,314 +0,0 @@ - -/* - * Copyright (C) Maxim Dounin - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_int_t ngx_http_upstream_init_least_conn_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -static ngx_int_t ngx_http_upstream_get_least_conn_peer( - ngx_peer_connection_t *pc, void *data); -static char *ngx_http_upstream_least_conn(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_command_t ngx_http_upstream_least_conn_commands[] = { - - { ngx_string("least_conn"), - NGX_HTTP_UPS_CONF|NGX_CONF_NOARGS, - ngx_http_upstream_least_conn, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_least_conn_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_least_conn_module = { - NGX_MODULE_V1, - &ngx_http_upstream_least_conn_module_ctx, /* module context */ - ngx_http_upstream_least_conn_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_int_t -ngx_http_upstream_init_least_conn(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, - "init least conn"); - - if (ngx_http_upstream_init_round_robin(cf, us) != NGX_OK) { - return NGX_ERROR; - } - - us->peer.init = ngx_http_upstream_init_least_conn_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_init_least_conn_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "init least conn peer"); - - if (ngx_http_upstream_init_round_robin_peer(r, us) != NGX_OK) { - return NGX_ERROR; - } - - r->upstream->peer.get = ngx_http_upstream_get_least_conn_peer; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_get_least_conn_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - time_t now; - uintptr_t m; - ngx_int_t rc, total; - ngx_uint_t i, n, p, many; - ngx_http_upstream_rr_peer_t *peer, *best; - ngx_http_upstream_rr_peers_t *peers; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get least conn peer, try: %ui", pc->tries); - - if (rrp->peers->single) { - return ngx_http_upstream_get_round_robin_peer(pc, rrp); - } - - pc->cached = 0; - pc->connection = NULL; - - now = ngx_time(); - - peers = rrp->peers; - - ngx_http_upstream_rr_peers_wlock(peers); - - best = NULL; - total = 0; - -#if (NGX_SUPPRESS_WARN) - many = 0; - p = 0; -#endif - - for (peer = peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - /* - * select peer with least number of connections; if there are - * multiple peers with the same number of connections, select - * based on round-robin - */ - - if (best == NULL - || peer->conns * best->weight < best->conns * peer->weight) - { - best = peer; - many = 0; - p = i; - - } else if (peer->conns * best->weight == best->conns * peer->weight) { - many = 1; - } - } - - if (best == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get least conn peer, no peer found"); - - goto failed; - } - - if (many) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get least conn peer, many"); - - for (peer = best, i = p; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->conns * best->weight != best->conns * peer->weight) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (peer->current_weight > best->current_weight) { - best = peer; - p = i; - } - } - } - - best->current_weight -= total; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - pc->sockaddr = best->sockaddr; - pc->socklen = best->socklen; - pc->name = &best->name; - - best->conns++; - - rrp->current = best; - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - rrp->tried[n] |= m; - - ngx_http_upstream_rr_peers_unlock(peers); - - return NGX_OK; - -failed: - - if (peers->next) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get least conn peer, backup servers"); - - rrp->peers = peers->next; - - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - for (i = 0; i < n; i++) { - rrp->tried[i] = 0; - } - - ngx_http_upstream_rr_peers_unlock(peers); - - rc = ngx_http_upstream_get_least_conn_peer(pc, rrp); - - if (rc != NGX_BUSY) { - return rc; - } - - ngx_http_upstream_rr_peers_wlock(peers); - } - - ngx_http_upstream_rr_peers_unlock(peers); - - pc->name = peers->name; - - return NGX_BUSY; -} - - -static char * -ngx_http_upstream_least_conn(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_upstream_srv_conf_t *uscf; - - uscf = ngx_http_conf_get_module_srv_conf(cf, ngx_http_upstream_module); - - if (uscf->peer.init_upstream) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "load balancing method redefined"); - } - - uscf->peer.init_upstream = ngx_http_upstream_init_least_conn; - - uscf->flags = NGX_HTTP_UPSTREAM_CREATE - |NGX_HTTP_UPSTREAM_WEIGHT - |NGX_HTTP_UPSTREAM_MAX_CONNS - |NGX_HTTP_UPSTREAM_MAX_FAILS - |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT - |NGX_HTTP_UPSTREAM_DOWN - |NGX_HTTP_UPSTREAM_BACKUP; - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_upstream_zone_module.c b/app/nginx/src/http/modules/ngx_http_upstream_zone_module.c deleted file mode 100644 index 7e5bd74..0000000 --- a/app/nginx/src/http/modules/ngx_http_upstream_zone_module.c +++ /dev/null @@ -1,246 +0,0 @@ - -/* - * Copyright (C) Ruslan Ermilov - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static char *ngx_http_upstream_zone(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_upstream_init_zone(ngx_shm_zone_t *shm_zone, - void *data); -static ngx_http_upstream_rr_peers_t *ngx_http_upstream_zone_copy_peers( - ngx_slab_pool_t *shpool, ngx_http_upstream_srv_conf_t *uscf); - - -static ngx_command_t ngx_http_upstream_zone_commands[] = { - - { ngx_string("zone"), - NGX_HTTP_UPS_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_zone, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_zone_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_zone_module = { - NGX_MODULE_V1, - &ngx_http_upstream_zone_module_ctx, /* module context */ - ngx_http_upstream_zone_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static char * -ngx_http_upstream_zone(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ssize_t size; - ngx_str_t *value; - ngx_http_upstream_srv_conf_t *uscf; - ngx_http_upstream_main_conf_t *umcf; - - uscf = ngx_http_conf_get_module_srv_conf(cf, ngx_http_upstream_module); - umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); - - value = cf->args->elts; - - if (!value[1].len) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone name \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 3) { - size = ngx_parse_size(&value[2]); - - if (size == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid zone size \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - - if (size < (ssize_t) (8 * ngx_pagesize)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "zone \"%V\" is too small", &value[1]); - return NGX_CONF_ERROR; - } - - } else { - size = 0; - } - - uscf->shm_zone = ngx_shared_memory_add(cf, &value[1], size, - &ngx_http_upstream_module); - if (uscf->shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - uscf->shm_zone->init = ngx_http_upstream_init_zone; - uscf->shm_zone->data = umcf; - - uscf->shm_zone->noreuse = 1; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_upstream_init_zone(ngx_shm_zone_t *shm_zone, void *data) -{ - size_t len; - ngx_uint_t i; - ngx_slab_pool_t *shpool; - ngx_http_upstream_rr_peers_t *peers, **peersp; - ngx_http_upstream_srv_conf_t *uscf, **uscfp; - ngx_http_upstream_main_conf_t *umcf; - - shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; - umcf = shm_zone->data; - uscfp = umcf->upstreams.elts; - - if (shm_zone->shm.exists) { - peers = shpool->data; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - uscf = uscfp[i]; - - if (uscf->shm_zone != shm_zone) { - continue; - } - - uscf->peer.data = peers; - peers = peers->zone_next; - } - - return NGX_OK; - } - - len = sizeof(" in upstream zone \"\"") + shm_zone->shm.name.len; - - shpool->log_ctx = ngx_slab_alloc(shpool, len); - if (shpool->log_ctx == NULL) { - return NGX_ERROR; - } - - ngx_sprintf(shpool->log_ctx, " in upstream zone \"%V\"%Z", - &shm_zone->shm.name); - - - /* copy peers to shared memory */ - - peersp = (ngx_http_upstream_rr_peers_t **) (void *) &shpool->data; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - uscf = uscfp[i]; - - if (uscf->shm_zone != shm_zone) { - continue; - } - - peers = ngx_http_upstream_zone_copy_peers(shpool, uscf); - if (peers == NULL) { - return NGX_ERROR; - } - - *peersp = peers; - peersp = &peers->zone_next; - } - - return NGX_OK; -} - - -static ngx_http_upstream_rr_peers_t * -ngx_http_upstream_zone_copy_peers(ngx_slab_pool_t *shpool, - ngx_http_upstream_srv_conf_t *uscf) -{ - ngx_http_upstream_rr_peer_t *peer, **peerp; - ngx_http_upstream_rr_peers_t *peers, *backup; - - peers = ngx_slab_alloc(shpool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NULL; - } - - ngx_memcpy(peers, uscf->peer.data, sizeof(ngx_http_upstream_rr_peers_t)); - - peers->shpool = shpool; - - for (peerp = &peers->peer; *peerp; peerp = &peer->next) { - /* pool is unlocked */ - peer = ngx_slab_calloc_locked(shpool, - sizeof(ngx_http_upstream_rr_peer_t)); - if (peer == NULL) { - return NULL; - } - - ngx_memcpy(peer, *peerp, sizeof(ngx_http_upstream_rr_peer_t)); - - *peerp = peer; - } - - if (peers->next == NULL) { - goto done; - } - - backup = ngx_slab_alloc(shpool, sizeof(ngx_http_upstream_rr_peers_t)); - if (backup == NULL) { - return NULL; - } - - ngx_memcpy(backup, peers->next, sizeof(ngx_http_upstream_rr_peers_t)); - - backup->shpool = shpool; - - for (peerp = &backup->peer; *peerp; peerp = &peer->next) { - /* pool is unlocked */ - peer = ngx_slab_calloc_locked(shpool, - sizeof(ngx_http_upstream_rr_peer_t)); - if (peer == NULL) { - return NULL; - } - - ngx_memcpy(peer, *peerp, sizeof(ngx_http_upstream_rr_peer_t)); - - *peerp = peer; - } - - peers->next = backup; - -done: - - uscf->peer.data = peers; - - return peers; -} diff --git a/app/nginx/src/http/modules/ngx_http_userid_filter_module.c b/app/nginx/src/http/modules/ngx_http_userid_filter_module.c deleted file mode 100644 index 0dbacba..0000000 --- a/app/nginx/src/http/modules/ngx_http_userid_filter_module.c +++ /dev/null @@ -1,842 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_USERID_OFF 0 -#define NGX_HTTP_USERID_LOG 1 -#define NGX_HTTP_USERID_V1 2 -#define NGX_HTTP_USERID_ON 3 - -/* 31 Dec 2037 23:55:55 GMT */ -#define NGX_HTTP_USERID_MAX_EXPIRES 2145916555 - - -typedef struct { - ngx_uint_t enable; - - ngx_int_t service; - - ngx_str_t name; - ngx_str_t domain; - ngx_str_t path; - ngx_str_t p3p; - - time_t expires; - - u_char mark; -} ngx_http_userid_conf_t; - - -typedef struct { - uint32_t uid_got[4]; - uint32_t uid_set[4]; - ngx_str_t cookie; - ngx_uint_t reset; -} ngx_http_userid_ctx_t; - - -static ngx_http_userid_ctx_t *ngx_http_userid_get_uid(ngx_http_request_t *r, - ngx_http_userid_conf_t *conf); -static ngx_int_t ngx_http_userid_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, ngx_str_t *name, uint32_t *uid); -static ngx_int_t ngx_http_userid_set_uid(ngx_http_request_t *r, - ngx_http_userid_ctx_t *ctx, ngx_http_userid_conf_t *conf); -static ngx_int_t ngx_http_userid_create_uid(ngx_http_request_t *r, - ngx_http_userid_ctx_t *ctx, ngx_http_userid_conf_t *conf); - -static ngx_int_t ngx_http_userid_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_http_userid_init(ngx_conf_t *cf); -static void *ngx_http_userid_create_conf(ngx_conf_t *cf); -static char *ngx_http_userid_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_userid_domain(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_userid_path(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_userid_expires(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_userid_p3p(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_userid_mark(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static ngx_int_t ngx_http_userid_init_worker(ngx_cycle_t *cycle); - - - -static uint32_t start_value; -static uint32_t sequencer_v1 = 1; -static uint32_t sequencer_v2 = 0x03030302; - - -static u_char expires[] = "; expires=Thu, 31-Dec-37 23:55:55 GMT"; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; - - -static ngx_conf_enum_t ngx_http_userid_state[] = { - { ngx_string("off"), NGX_HTTP_USERID_OFF }, - { ngx_string("log"), NGX_HTTP_USERID_LOG }, - { ngx_string("v1"), NGX_HTTP_USERID_V1 }, - { ngx_string("on"), NGX_HTTP_USERID_ON }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_post_handler_pt ngx_http_userid_domain_p = - ngx_http_userid_domain; -static ngx_conf_post_handler_pt ngx_http_userid_path_p = ngx_http_userid_path; -static ngx_conf_post_handler_pt ngx_http_userid_p3p_p = ngx_http_userid_p3p; - - -static ngx_command_t ngx_http_userid_commands[] = { - - { ngx_string("userid"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_userid_conf_t, enable), - ngx_http_userid_state }, - - { ngx_string("userid_service"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_userid_conf_t, service), - NULL }, - - { ngx_string("userid_name"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_userid_conf_t, name), - NULL }, - - { ngx_string("userid_domain"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_userid_conf_t, domain), - &ngx_http_userid_domain_p }, - - { ngx_string("userid_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_userid_conf_t, path), - &ngx_http_userid_path_p }, - - { ngx_string("userid_expires"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_userid_expires, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("userid_p3p"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_userid_conf_t, p3p), - &ngx_http_userid_p3p_p }, - - { ngx_string("userid_mark"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_userid_mark, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_userid_filter_module_ctx = { - ngx_http_userid_add_variables, /* preconfiguration */ - ngx_http_userid_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_userid_create_conf, /* create location configuration */ - ngx_http_userid_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_userid_filter_module = { - NGX_MODULE_V1, - &ngx_http_userid_filter_module_ctx, /* module context */ - ngx_http_userid_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - ngx_http_userid_init_worker, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_userid_got = ngx_string("uid_got"); -static ngx_str_t ngx_http_userid_set = ngx_string("uid_set"); -static ngx_str_t ngx_http_userid_reset = ngx_string("uid_reset"); -static ngx_uint_t ngx_http_userid_reset_index; - - -static ngx_int_t -ngx_http_userid_filter(ngx_http_request_t *r) -{ - ngx_http_userid_ctx_t *ctx; - ngx_http_userid_conf_t *conf; - - if (r != r->main) { - return ngx_http_next_header_filter(r); - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_userid_filter_module); - - if (conf->enable < NGX_HTTP_USERID_V1) { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_http_userid_get_uid(r, conf); - - if (ctx == NULL) { - return NGX_ERROR; - } - - if (ngx_http_userid_set_uid(r, ctx, conf) == NGX_OK) { - return ngx_http_next_header_filter(r); - } - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_userid_got_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_userid_ctx_t *ctx; - ngx_http_userid_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r->main, ngx_http_userid_filter_module); - - if (conf->enable == NGX_HTTP_USERID_OFF) { - v->not_found = 1; - return NGX_OK; - } - - ctx = ngx_http_userid_get_uid(r->main, conf); - - if (ctx == NULL) { - return NGX_ERROR; - } - - if (ctx->uid_got[3] != 0) { - return ngx_http_userid_variable(r->main, v, &conf->name, ctx->uid_got); - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_userid_set_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_userid_ctx_t *ctx; - ngx_http_userid_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r->main, ngx_http_userid_filter_module); - - if (conf->enable < NGX_HTTP_USERID_V1) { - v->not_found = 1; - return NGX_OK; - } - - ctx = ngx_http_userid_get_uid(r->main, conf); - - if (ctx == NULL) { - return NGX_ERROR; - } - - if (ngx_http_userid_create_uid(r->main, ctx, conf) != NGX_OK) { - return NGX_ERROR; - } - - if (ctx->uid_set[3] == 0) { - v->not_found = 1; - return NGX_OK; - } - - return ngx_http_userid_variable(r->main, v, &conf->name, ctx->uid_set); -} - - -static ngx_http_userid_ctx_t * -ngx_http_userid_get_uid(ngx_http_request_t *r, ngx_http_userid_conf_t *conf) -{ - ngx_int_t n; - ngx_str_t src, dst; - ngx_table_elt_t **cookies; - ngx_http_userid_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_userid_filter_module); - - if (ctx) { - return ctx; - } - - if (ctx == NULL) { - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_userid_ctx_t)); - if (ctx == NULL) { - return NULL; - } - - ngx_http_set_ctx(r, ctx, ngx_http_userid_filter_module); - } - - n = ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &conf->name, - &ctx->cookie); - if (n == NGX_DECLINED) { - return ctx; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "uid cookie: \"%V\"", &ctx->cookie); - - if (ctx->cookie.len < 22) { - cookies = r->headers_in.cookies.elts; - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent too short userid cookie \"%V\"", - &cookies[n]->value); - return ctx; - } - - src = ctx->cookie; - - /* - * we have to limit the encoded string to 22 characters because - * 1) cookie may be marked by "userid_mark", - * 2) and there are already the millions cookies with a garbage - * instead of the correct base64 trail "==" - */ - - src.len = 22; - - dst.data = (u_char *) ctx->uid_got; - - if (ngx_decode_base64(&dst, &src) == NGX_ERROR) { - cookies = r->headers_in.cookies.elts; - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent invalid userid cookie \"%V\"", - &cookies[n]->value); - return ctx; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "uid: %08XD%08XD%08XD%08XD", - ctx->uid_got[0], ctx->uid_got[1], - ctx->uid_got[2], ctx->uid_got[3]); - - return ctx; -} - - -static ngx_int_t -ngx_http_userid_set_uid(ngx_http_request_t *r, ngx_http_userid_ctx_t *ctx, - ngx_http_userid_conf_t *conf) -{ - u_char *cookie, *p; - size_t len; - ngx_str_t src, dst; - ngx_table_elt_t *set_cookie, *p3p; - - if (ngx_http_userid_create_uid(r, ctx, conf) != NGX_OK) { - return NGX_ERROR; - } - - if (ctx->uid_set[3] == 0) { - return NGX_OK; - } - - len = conf->name.len + 1 + ngx_base64_encoded_length(16) + conf->path.len; - - if (conf->expires) { - len += sizeof(expires) - 1 + 2; - } - - if (conf->domain.len) { - len += conf->domain.len; - } - - cookie = ngx_pnalloc(r->pool, len); - if (cookie == NULL) { - return NGX_ERROR; - } - - p = ngx_copy(cookie, conf->name.data, conf->name.len); - *p++ = '='; - - if (ctx->uid_got[3] == 0 || ctx->reset) { - src.len = 16; - src.data = (u_char *) ctx->uid_set; - dst.data = p; - - ngx_encode_base64(&dst, &src); - - p += dst.len; - - if (conf->mark) { - *(p - 2) = conf->mark; - } - - } else { - p = ngx_cpymem(p, ctx->cookie.data, 22); - *p++ = conf->mark; - *p++ = '='; - } - - if (conf->expires == NGX_HTTP_USERID_MAX_EXPIRES) { - p = ngx_cpymem(p, expires, sizeof(expires) - 1); - - } else if (conf->expires) { - p = ngx_cpymem(p, expires, sizeof("; expires=") - 1); - p = ngx_http_cookie_time(p, ngx_time() + conf->expires); - } - - p = ngx_copy(p, conf->domain.data, conf->domain.len); - - p = ngx_copy(p, conf->path.data, conf->path.len); - - set_cookie = ngx_list_push(&r->headers_out.headers); - if (set_cookie == NULL) { - return NGX_ERROR; - } - - set_cookie->hash = 1; - ngx_str_set(&set_cookie->key, "Set-Cookie"); - set_cookie->value.len = p - cookie; - set_cookie->value.data = cookie; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "uid cookie: \"%V\"", &set_cookie->value); - - if (conf->p3p.len == 0) { - return NGX_OK; - } - - p3p = ngx_list_push(&r->headers_out.headers); - if (p3p == NULL) { - return NGX_ERROR; - } - - p3p->hash = 1; - ngx_str_set(&p3p->key, "P3P"); - p3p->value = conf->p3p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_userid_create_uid(ngx_http_request_t *r, ngx_http_userid_ctx_t *ctx, - ngx_http_userid_conf_t *conf) -{ - ngx_connection_t *c; - struct sockaddr_in *sin; - ngx_http_variable_value_t *vv; -#if (NGX_HAVE_INET6) - u_char *p; - struct sockaddr_in6 *sin6; -#endif - - if (ctx->uid_set[3] != 0) { - return NGX_OK; - } - - if (ctx->uid_got[3] != 0) { - - vv = ngx_http_get_indexed_variable(r, ngx_http_userid_reset_index); - - if (vv->len == 0 || (vv->len == 1 && vv->data[0] == '0')) { - - if (conf->mark == '\0' - || (ctx->cookie.len > 23 - && ctx->cookie.data[22] == conf->mark - && ctx->cookie.data[23] == '=')) - { - return NGX_OK; - } - - ctx->uid_set[0] = ctx->uid_got[0]; - ctx->uid_set[1] = ctx->uid_got[1]; - ctx->uid_set[2] = ctx->uid_got[2]; - ctx->uid_set[3] = ctx->uid_got[3]; - - return NGX_OK; - - } else { - ctx->reset = 1; - - if (vv->len == 3 && ngx_strncmp(vv->data, "log", 3) == 0) { - ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, - "userid cookie \"%V=%08XD%08XD%08XD%08XD\" was reset", - &conf->name, ctx->uid_got[0], ctx->uid_got[1], - ctx->uid_got[2], ctx->uid_got[3]); - } - } - } - - /* - * TODO: in the threaded mode the sequencers should be in TLS and their - * ranges should be divided between threads - */ - - if (conf->enable == NGX_HTTP_USERID_V1) { - if (conf->service == NGX_CONF_UNSET) { - ctx->uid_set[0] = 0; - } else { - ctx->uid_set[0] = conf->service; - } - ctx->uid_set[1] = (uint32_t) ngx_time(); - ctx->uid_set[2] = start_value; - ctx->uid_set[3] = sequencer_v1; - sequencer_v1 += 0x100; - - } else { - if (conf->service == NGX_CONF_UNSET) { - - c = r->connection; - - if (ngx_connection_local_sockaddr(c, NULL, 0) != NGX_OK) { - return NGX_ERROR; - } - - switch (c->local_sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) c->local_sockaddr; - - p = (u_char *) &ctx->uid_set[0]; - - *p++ = sin6->sin6_addr.s6_addr[12]; - *p++ = sin6->sin6_addr.s6_addr[13]; - *p++ = sin6->sin6_addr.s6_addr[14]; - *p = sin6->sin6_addr.s6_addr[15]; - - break; -#endif - default: /* AF_INET */ - sin = (struct sockaddr_in *) c->local_sockaddr; - ctx->uid_set[0] = sin->sin_addr.s_addr; - break; - } - - } else { - ctx->uid_set[0] = htonl(conf->service); - } - - ctx->uid_set[1] = htonl((uint32_t) ngx_time()); - ctx->uid_set[2] = htonl(start_value); - ctx->uid_set[3] = htonl(sequencer_v2); - sequencer_v2 += 0x100; - if (sequencer_v2 < 0x03030302) { - sequencer_v2 = 0x03030302; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_userid_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - ngx_str_t *name, uint32_t *uid) -{ - v->len = name->len + sizeof("=00001111222233334444555566667777") - 1; - v->data = ngx_pnalloc(r->pool, v->len); - if (v->data == NULL) { - return NGX_ERROR; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - ngx_sprintf(v->data, "%V=%08XD%08XD%08XD%08XD", - name, uid[0], uid[1], uid[2], uid[3]); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_userid_reset_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_userid_add_variables(ngx_conf_t *cf) -{ - ngx_int_t n; - ngx_http_variable_t *var; - - var = ngx_http_add_variable(cf, &ngx_http_userid_got, 0); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_userid_got_variable; - - var = ngx_http_add_variable(cf, &ngx_http_userid_set, 0); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_userid_set_variable; - - var = ngx_http_add_variable(cf, &ngx_http_userid_reset, - NGX_HTTP_VAR_CHANGEABLE); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = ngx_http_userid_reset_variable; - - n = ngx_http_get_variable_index(cf, &ngx_http_userid_reset); - if (n == NGX_ERROR) { - return NGX_ERROR; - } - - ngx_http_userid_reset_index = n; - - return NGX_OK; -} - - -static void * -ngx_http_userid_create_conf(ngx_conf_t *cf) -{ - ngx_http_userid_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_userid_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->name = { 0, NULL }; - * conf->domain = { 0, NULL }; - * conf->path = { 0, NULL }; - * conf->p3p = { 0, NULL }; - */ - - conf->enable = NGX_CONF_UNSET_UINT; - conf->service = NGX_CONF_UNSET; - conf->expires = NGX_CONF_UNSET; - conf->mark = (u_char) '\xFF'; - - return conf; -} - - -static char * -ngx_http_userid_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_userid_conf_t *prev = parent; - ngx_http_userid_conf_t *conf = child; - - ngx_conf_merge_uint_value(conf->enable, prev->enable, - NGX_HTTP_USERID_OFF); - - ngx_conf_merge_str_value(conf->name, prev->name, "uid"); - ngx_conf_merge_str_value(conf->domain, prev->domain, ""); - ngx_conf_merge_str_value(conf->path, prev->path, "; path=/"); - ngx_conf_merge_str_value(conf->p3p, prev->p3p, ""); - - ngx_conf_merge_value(conf->service, prev->service, NGX_CONF_UNSET); - ngx_conf_merge_sec_value(conf->expires, prev->expires, 0); - - if (conf->mark == (u_char) '\xFF') { - if (prev->mark == (u_char) '\xFF') { - conf->mark = '\0'; - } else { - conf->mark = prev->mark; - } - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_userid_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_userid_filter; - - return NGX_OK; -} - - -static char * -ngx_http_userid_domain(ngx_conf_t *cf, void *post, void *data) -{ - ngx_str_t *domain = data; - - u_char *p, *new; - - if (ngx_strcmp(domain->data, "none") == 0) { - ngx_str_set(domain, ""); - return NGX_CONF_OK; - } - - new = ngx_pnalloc(cf->pool, sizeof("; domain=") - 1 + domain->len); - if (new == NULL) { - return NGX_CONF_ERROR; - } - - p = ngx_cpymem(new, "; domain=", sizeof("; domain=") - 1); - ngx_memcpy(p, domain->data, domain->len); - - domain->len += sizeof("; domain=") - 1; - domain->data = new; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_userid_path(ngx_conf_t *cf, void *post, void *data) -{ - ngx_str_t *path = data; - - u_char *p, *new; - - new = ngx_pnalloc(cf->pool, sizeof("; path=") - 1 + path->len); - if (new == NULL) { - return NGX_CONF_ERROR; - } - - p = ngx_cpymem(new, "; path=", sizeof("; path=") - 1); - ngx_memcpy(p, path->data, path->len); - - path->len += sizeof("; path=") - 1; - path->data = new; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_userid_expires(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_userid_conf_t *ucf = conf; - - ngx_str_t *value; - - if (ucf->expires != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "max") == 0) { - ucf->expires = NGX_HTTP_USERID_MAX_EXPIRES; - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[1].data, "off") == 0) { - ucf->expires = 0; - return NGX_CONF_OK; - } - - ucf->expires = ngx_parse_time(&value[1], 1); - if (ucf->expires == (time_t) NGX_ERROR) { - return "invalid value"; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_userid_p3p(ngx_conf_t *cf, void *post, void *data) -{ - ngx_str_t *p3p = data; - - if (ngx_strcmp(p3p->data, "none") == 0) { - ngx_str_set(p3p, ""); - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_userid_mark(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_userid_conf_t *ucf = conf; - - ngx_str_t *value; - - if (ucf->mark != (u_char) '\xFF') { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - ucf->mark = '\0'; - return NGX_CONF_OK; - } - - if (value[1].len != 1 - || !((value[1].data[0] >= '0' && value[1].data[0] <= '9') - || (value[1].data[0] >= 'A' && value[1].data[0] <= 'Z') - || (value[1].data[0] >= 'a' && value[1].data[0] <= 'z') - || value[1].data[0] == '=')) - { - return "value must be \"off\" or a single letter, digit or \"=\""; - } - - ucf->mark = value[1].data[0]; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_userid_init_worker(ngx_cycle_t *cycle) -{ - struct timeval tp; - - ngx_gettimeofday(&tp); - - /* use the most significant usec part that fits to 16 bits */ - start_value = (((uint32_t) tp.tv_usec / 20) << 16) | ngx_pid; - - return NGX_OK; -} diff --git a/app/nginx/src/http/modules/ngx_http_uwsgi_module.c b/app/nginx/src/http/modules/ngx_http_uwsgi_module.c deleted file mode 100644 index b7e7c12..0000000 --- a/app/nginx/src/http/modules/ngx_http_uwsgi_module.c +++ /dev/null @@ -1,2393 +0,0 @@ - -/* - * Copyright (C) Unbit S.a.s. 2009-2010 - * Copyright (C) 2008 Manlio Perillo (manlio.perillo@gmail.com) - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_array_t caches; /* ngx_http_file_cache_t * */ -} ngx_http_uwsgi_main_conf_t; - - -typedef struct { - ngx_array_t *flushes; - ngx_array_t *lengths; - ngx_array_t *values; - ngx_uint_t number; - ngx_hash_t hash; -} ngx_http_uwsgi_params_t; - - -typedef struct { - ngx_http_upstream_conf_t upstream; - - ngx_http_uwsgi_params_t params; -#if (NGX_HTTP_CACHE) - ngx_http_uwsgi_params_t params_cache; -#endif - ngx_array_t *params_source; - - ngx_array_t *uwsgi_lengths; - ngx_array_t *uwsgi_values; - -#if (NGX_HTTP_CACHE) - ngx_http_complex_value_t cache_key; -#endif - - ngx_str_t uwsgi_string; - - ngx_uint_t modifier1; - ngx_uint_t modifier2; - -#if (NGX_HTTP_SSL) - ngx_uint_t ssl; - ngx_uint_t ssl_protocols; - ngx_str_t ssl_ciphers; - ngx_uint_t ssl_verify_depth; - ngx_str_t ssl_trusted_certificate; - ngx_str_t ssl_crl; - ngx_str_t ssl_certificate; - ngx_str_t ssl_certificate_key; - ngx_array_t *ssl_passwords; -#endif -} ngx_http_uwsgi_loc_conf_t; - - -static ngx_int_t ngx_http_uwsgi_eval(ngx_http_request_t *r, - ngx_http_uwsgi_loc_conf_t *uwcf); -static ngx_int_t ngx_http_uwsgi_create_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_uwsgi_reinit_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_uwsgi_process_status_line(ngx_http_request_t *r); -static ngx_int_t ngx_http_uwsgi_process_header(ngx_http_request_t *r); -static void ngx_http_uwsgi_abort_request(ngx_http_request_t *r); -static void ngx_http_uwsgi_finalize_request(ngx_http_request_t *r, - ngx_int_t rc); - -static void *ngx_http_uwsgi_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_uwsgi_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_uwsgi_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_uwsgi_init_params(ngx_conf_t *cf, - ngx_http_uwsgi_loc_conf_t *conf, ngx_http_uwsgi_params_t *params, - ngx_keyval_t *default_params); - -static char *ngx_http_uwsgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_uwsgi_store(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -#if (NGX_HTTP_CACHE) -static ngx_int_t ngx_http_uwsgi_create_key(ngx_http_request_t *r); -static char *ngx_http_uwsgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_uwsgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#endif - -#if (NGX_HTTP_SSL) -static char *ngx_http_uwsgi_ssl_password_file(ngx_conf_t *cf, - ngx_command_t *cmd, void *conf); -static ngx_int_t ngx_http_uwsgi_set_ssl(ngx_conf_t *cf, - ngx_http_uwsgi_loc_conf_t *uwcf); -#endif - - -static ngx_conf_num_bounds_t ngx_http_uwsgi_modifier_bounds = { - ngx_conf_check_num_bounds, 0, 255 -}; - - -static ngx_conf_bitmask_t ngx_http_uwsgi_next_upstream_masks[] = { - { ngx_string("error"), NGX_HTTP_UPSTREAM_FT_ERROR }, - { ngx_string("timeout"), NGX_HTTP_UPSTREAM_FT_TIMEOUT }, - { ngx_string("invalid_header"), NGX_HTTP_UPSTREAM_FT_INVALID_HEADER }, - { ngx_string("non_idempotent"), NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT }, - { ngx_string("http_500"), NGX_HTTP_UPSTREAM_FT_HTTP_500 }, - { ngx_string("http_503"), NGX_HTTP_UPSTREAM_FT_HTTP_503 }, - { ngx_string("http_403"), NGX_HTTP_UPSTREAM_FT_HTTP_403 }, - { ngx_string("http_404"), NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { ngx_string("http_429"), NGX_HTTP_UPSTREAM_FT_HTTP_429 }, - { ngx_string("updating"), NGX_HTTP_UPSTREAM_FT_UPDATING }, - { ngx_string("off"), NGX_HTTP_UPSTREAM_FT_OFF }, - { ngx_null_string, 0 } -}; - - -#if (NGX_HTTP_SSL) - -static ngx_conf_bitmask_t ngx_http_uwsgi_ssl_protocols[] = { - { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, - { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, - { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, - { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, - { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, - { ngx_null_string, 0 } -}; - -#endif - - -ngx_module_t ngx_http_uwsgi_module; - - -static ngx_command_t ngx_http_uwsgi_commands[] = { - - { ngx_string("uwsgi_pass"), - NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF|NGX_CONF_TAKE1, - ngx_http_uwsgi_pass, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("uwsgi_modifier1"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, modifier1), - &ngx_http_uwsgi_modifier_bounds }, - - { ngx_string("uwsgi_modifier2"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, modifier2), - &ngx_http_uwsgi_modifier_bounds }, - - { ngx_string("uwsgi_store"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_uwsgi_store, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("uwsgi_store_access"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE123, - ngx_conf_set_access_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.store_access), - NULL }, - - { ngx_string("uwsgi_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.buffering), - NULL }, - - { ngx_string("uwsgi_request_buffering"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.request_buffering), - NULL }, - - { ngx_string("uwsgi_ignore_client_abort"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ignore_client_abort), - NULL }, - - { ngx_string("uwsgi_bind"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_upstream_bind_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.local), - NULL }, - - { ngx_string("uwsgi_connect_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.connect_timeout), - NULL }, - - { ngx_string("uwsgi_send_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.send_timeout), - NULL }, - - { ngx_string("uwsgi_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.buffer_size), - NULL }, - - { ngx_string("uwsgi_pass_request_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.pass_request_headers), - NULL }, - - { ngx_string("uwsgi_pass_request_body"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.pass_request_body), - NULL }, - - { ngx_string("uwsgi_intercept_errors"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.intercept_errors), - NULL }, - - { ngx_string("uwsgi_read_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.read_timeout), - NULL }, - - { ngx_string("uwsgi_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.bufs), - NULL }, - - { ngx_string("uwsgi_busy_buffers_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.busy_buffers_size_conf), - NULL }, - - { ngx_string("uwsgi_force_ranges"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.force_ranges), - NULL }, - - { ngx_string("uwsgi_limit_rate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.limit_rate), - NULL }, - -#if (NGX_HTTP_CACHE) - - { ngx_string("uwsgi_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_uwsgi_cache, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("uwsgi_cache_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_uwsgi_cache_key, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("uwsgi_cache_path"), - NGX_HTTP_MAIN_CONF|NGX_CONF_2MORE, - ngx_http_file_cache_set_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_uwsgi_main_conf_t, caches), - &ngx_http_uwsgi_module }, - - { ngx_string("uwsgi_cache_bypass"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_bypass), - NULL }, - - { ngx_string("uwsgi_no_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_set_predicate_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.no_cache), - NULL }, - - { ngx_string("uwsgi_cache_valid"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_file_cache_valid_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_valid), - NULL }, - - { ngx_string("uwsgi_cache_min_uses"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_min_uses), - NULL }, - - { ngx_string("uwsgi_cache_max_range_offset"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_off_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_max_range_offset), - NULL }, - - { ngx_string("uwsgi_cache_use_stale"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_use_stale), - &ngx_http_uwsgi_next_upstream_masks }, - - { ngx_string("uwsgi_cache_methods"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_methods), - &ngx_http_upstream_cache_method_mask }, - - { ngx_string("uwsgi_cache_lock"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_lock), - NULL }, - - { ngx_string("uwsgi_cache_lock_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_lock_timeout), - NULL }, - - { ngx_string("uwsgi_cache_lock_age"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_lock_age), - NULL }, - - { ngx_string("uwsgi_cache_revalidate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_revalidate), - NULL }, - - { ngx_string("uwsgi_cache_background_update"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.cache_background_update), - NULL }, - -#endif - - { ngx_string("uwsgi_temp_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, - ngx_conf_set_path_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.temp_path), - NULL }, - - { ngx_string("uwsgi_max_temp_file_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.max_temp_file_size_conf), - NULL }, - - { ngx_string("uwsgi_temp_file_write_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.temp_file_write_size_conf), - NULL }, - - { ngx_string("uwsgi_next_upstream"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.next_upstream), - &ngx_http_uwsgi_next_upstream_masks }, - - { ngx_string("uwsgi_next_upstream_tries"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.next_upstream_tries), - NULL }, - - { ngx_string("uwsgi_next_upstream_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.next_upstream_timeout), - NULL }, - - { ngx_string("uwsgi_param"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE23, - ngx_http_upstream_param_set_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, params_source), - NULL }, - - { ngx_string("uwsgi_string"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, uwsgi_string), - NULL }, - - { ngx_string("uwsgi_pass_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.pass_headers), - NULL }, - - { ngx_string("uwsgi_hide_header"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.hide_headers), - NULL }, - - { ngx_string("uwsgi_ignore_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ignore_headers), - &ngx_http_upstream_ignore_headers_masks }, - -#if (NGX_HTTP_SSL) - - { ngx_string("uwsgi_ssl_session_reuse"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ssl_session_reuse), - NULL }, - - { ngx_string("uwsgi_ssl_protocols"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_protocols), - &ngx_http_uwsgi_ssl_protocols }, - - { ngx_string("uwsgi_ssl_ciphers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_ciphers), - NULL }, - - { ngx_string("uwsgi_ssl_name"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_set_complex_value_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ssl_name), - NULL }, - - { ngx_string("uwsgi_ssl_server_name"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ssl_server_name), - NULL }, - - { ngx_string("uwsgi_ssl_verify"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, upstream.ssl_verify), - NULL }, - - { ngx_string("uwsgi_ssl_verify_depth"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_verify_depth), - NULL }, - - { ngx_string("uwsgi_ssl_trusted_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_trusted_certificate), - NULL }, - - { ngx_string("uwsgi_ssl_crl"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_crl), - NULL }, - - { ngx_string("uwsgi_ssl_certificate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_certificate), - NULL }, - - { ngx_string("uwsgi_ssl_certificate_key"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_uwsgi_loc_conf_t, ssl_certificate_key), - NULL }, - - { ngx_string("uwsgi_ssl_password_file"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_uwsgi_ssl_password_file, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - -#endif - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_uwsgi_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_uwsgi_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_uwsgi_create_loc_conf, /* create location configuration */ - ngx_http_uwsgi_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_uwsgi_module = { - NGX_MODULE_V1, - &ngx_http_uwsgi_module_ctx, /* module context */ - ngx_http_uwsgi_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_str_t ngx_http_uwsgi_hide_headers[] = { - ngx_string("X-Accel-Expires"), - ngx_string("X-Accel-Redirect"), - ngx_string("X-Accel-Limit-Rate"), - ngx_string("X-Accel-Buffering"), - ngx_string("X-Accel-Charset"), - ngx_null_string -}; - - -#if (NGX_HTTP_CACHE) - -static ngx_keyval_t ngx_http_uwsgi_cache_headers[] = { - { ngx_string("HTTP_IF_MODIFIED_SINCE"), - ngx_string("$upstream_cache_last_modified") }, - { ngx_string("HTTP_IF_UNMODIFIED_SINCE"), ngx_string("") }, - { ngx_string("HTTP_IF_NONE_MATCH"), ngx_string("$upstream_cache_etag") }, - { ngx_string("HTTP_IF_MATCH"), ngx_string("") }, - { ngx_string("HTTP_RANGE"), ngx_string("") }, - { ngx_string("HTTP_IF_RANGE"), ngx_string("") }, - { ngx_null_string, ngx_null_string } -}; - -#endif - - -static ngx_path_init_t ngx_http_uwsgi_temp_path = { - ngx_string(NGX_HTTP_UWSGI_TEMP_PATH), { 1, 2, 0 } -}; - - -static ngx_int_t -ngx_http_uwsgi_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_status_t *status; - ngx_http_upstream_t *u; - ngx_http_uwsgi_loc_conf_t *uwcf; -#if (NGX_HTTP_CACHE) - ngx_http_uwsgi_main_conf_t *uwmcf; -#endif - - if (ngx_http_upstream_create(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - status = ngx_pcalloc(r->pool, sizeof(ngx_http_status_t)); - if (status == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - ngx_http_set_ctx(r, status, ngx_http_uwsgi_module); - - uwcf = ngx_http_get_module_loc_conf(r, ngx_http_uwsgi_module); - - u = r->upstream; - - if (uwcf->uwsgi_lengths == NULL) { - -#if (NGX_HTTP_SSL) - u->ssl = (uwcf->upstream.ssl != NULL); - - if (u->ssl) { - ngx_str_set(&u->schema, "suwsgi://"); - - } else { - ngx_str_set(&u->schema, "uwsgi://"); - } -#else - ngx_str_set(&u->schema, "uwsgi://"); -#endif - - } else { - if (ngx_http_uwsgi_eval(r, uwcf) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - u->output.tag = (ngx_buf_tag_t) &ngx_http_uwsgi_module; - - u->conf = &uwcf->upstream; - -#if (NGX_HTTP_CACHE) - uwmcf = ngx_http_get_module_main_conf(r, ngx_http_uwsgi_module); - - u->caches = &uwmcf->caches; - u->create_key = ngx_http_uwsgi_create_key; -#endif - - u->create_request = ngx_http_uwsgi_create_request; - u->reinit_request = ngx_http_uwsgi_reinit_request; - u->process_header = ngx_http_uwsgi_process_status_line; - u->abort_request = ngx_http_uwsgi_abort_request; - u->finalize_request = ngx_http_uwsgi_finalize_request; - r->state = 0; - - u->buffering = uwcf->upstream.buffering; - - u->pipe = ngx_pcalloc(r->pool, sizeof(ngx_event_pipe_t)); - if (u->pipe == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - u->pipe->input_filter = ngx_event_pipe_copy_input_filter; - u->pipe->input_ctx = r; - - if (!uwcf->upstream.request_buffering - && uwcf->upstream.pass_request_body - && !r->headers_in.chunked) - { - r->request_body_no_buffering = 1; - } - - rc = ngx_http_read_client_request_body(r, ngx_http_upstream_init); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - return NGX_DONE; -} - - -static ngx_int_t -ngx_http_uwsgi_eval(ngx_http_request_t *r, ngx_http_uwsgi_loc_conf_t * uwcf) -{ - size_t add; - ngx_url_t url; - ngx_http_upstream_t *u; - - ngx_memzero(&url, sizeof(ngx_url_t)); - - if (ngx_http_script_run(r, &url.url, uwcf->uwsgi_lengths->elts, 0, - uwcf->uwsgi_values->elts) - == NULL) - { - return NGX_ERROR; - } - - if (url.url.len > 8 - && ngx_strncasecmp(url.url.data, (u_char *) "uwsgi://", 8) == 0) - { - add = 8; - - } else if (url.url.len > 9 - && ngx_strncasecmp(url.url.data, (u_char *) "suwsgi://", 9) == 0) - { - -#if (NGX_HTTP_SSL) - add = 9; - r->upstream->ssl = 1; -#else - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "suwsgi protocol requires SSL support"); - return NGX_ERROR; -#endif - - } else { - add = 0; - } - - u = r->upstream; - - if (add) { - u->schema.len = add; - u->schema.data = url.url.data; - - url.url.data += add; - url.url.len -= add; - - } else { - ngx_str_set(&u->schema, "uwsgi://"); - } - - url.no_resolve = 1; - - if (ngx_parse_url(r->pool, &url) != NGX_OK) { - if (url.err) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%s in upstream \"%V\"", url.err, &url.url); - } - - return NGX_ERROR; - } - - u->resolved = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_resolved_t)); - if (u->resolved == NULL) { - return NGX_ERROR; - } - - if (url.addrs) { - u->resolved->sockaddr = url.addrs[0].sockaddr; - u->resolved->socklen = url.addrs[0].socklen; - u->resolved->name = url.addrs[0].name; - u->resolved->naddrs = 1; - } - - u->resolved->host = url.host; - u->resolved->port = url.port; - u->resolved->no_port = url.no_port; - - return NGX_OK; -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_uwsgi_create_key(ngx_http_request_t *r) -{ - ngx_str_t *key; - ngx_http_uwsgi_loc_conf_t *uwcf; - - key = ngx_array_push(&r->cache->keys); - if (key == NULL) { - return NGX_ERROR; - } - - uwcf = ngx_http_get_module_loc_conf(r, ngx_http_uwsgi_module); - - if (ngx_http_complex_value(r, &uwcf->cache_key, key) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_uwsgi_create_request(ngx_http_request_t *r) -{ - u_char ch, *lowcase_key; - size_t key_len, val_len, len, allocated; - ngx_uint_t i, n, hash, skip_empty, header_params; - ngx_buf_t *b; - ngx_chain_t *cl, *body; - ngx_list_part_t *part; - ngx_table_elt_t *header, **ignored; - ngx_http_uwsgi_params_t *params; - ngx_http_script_code_pt code; - ngx_http_script_engine_t e, le; - ngx_http_uwsgi_loc_conf_t *uwcf; - ngx_http_script_len_code_pt lcode; - - len = 0; - header_params = 0; - ignored = NULL; - - uwcf = ngx_http_get_module_loc_conf(r, ngx_http_uwsgi_module); - -#if (NGX_HTTP_CACHE) - params = r->upstream->cacheable ? &uwcf->params_cache : &uwcf->params; -#else - params = &uwcf->params; -#endif - - if (params->lengths) { - ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); - - ngx_http_script_flush_no_cacheable_variables(r, params->flushes); - le.flushed = 1; - - le.ip = params->lengths->elts; - le.request = r; - - while (*(uintptr_t *) le.ip) { - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - key_len = lcode(&le); - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - skip_empty = lcode(&le); - - for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode (&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - le.ip += sizeof(uintptr_t); - - if (skip_empty && val_len == 0) { - continue; - } - - len += 2 + key_len + 2 + val_len; - } - } - - if (uwcf->upstream.pass_request_headers) { - - allocated = 0; - lowcase_key = NULL; - - if (params->number) { - n = 0; - part = &r->headers_in.headers.part; - - while (part) { - n += part->nelts; - part = part->next; - } - - ignored = ngx_palloc(r->pool, n * sizeof(void *)); - if (ignored == NULL) { - return NGX_ERROR; - } - } - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (params->number) { - if (allocated < header[i].key.len) { - allocated = header[i].key.len + 16; - lowcase_key = ngx_pnalloc(r->pool, allocated); - if (lowcase_key == NULL) { - return NGX_ERROR; - } - } - - hash = 0; - - for (n = 0; n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'A' && ch <= 'Z') { - ch |= 0x20; - - } else if (ch == '-') { - ch = '_'; - } - - hash = ngx_hash(hash, ch); - lowcase_key[n] = ch; - } - - if (ngx_hash_find(¶ms->hash, hash, lowcase_key, n)) { - ignored[header_params++] = &header[i]; - continue; - } - } - - len += 2 + sizeof("HTTP_") - 1 + header[i].key.len - + 2 + header[i].value.len; - } - } - - len += uwcf->uwsgi_string.len; - -#if 0 - /* allow custom uwsgi packet */ - if (len > 0 && len < 2) { - ngx_log_error (NGX_LOG_ALERT, r->connection->log, 0, - "uwsgi request is too little: %uz", len); - return NGX_ERROR; - } -#endif - - b = ngx_create_temp_buf(r->pool, len + 4); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - - *b->last++ = (u_char) uwcf->modifier1; - *b->last++ = (u_char) (len & 0xff); - *b->last++ = (u_char) ((len >> 8) & 0xff); - *b->last++ = (u_char) uwcf->modifier2; - - if (params->lengths) { - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = params->values->elts; - e.pos = b->last; - e.request = r; - e.flushed = 1; - - le.ip = params->lengths->elts; - - while (*(uintptr_t *) le.ip) { - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - key_len = (u_char) lcode (&le); - - lcode = *(ngx_http_script_len_code_pt *) le.ip; - skip_empty = lcode(&le); - - for (val_len = 0; *(uintptr_t *) le.ip; val_len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - le.ip += sizeof(uintptr_t); - - if (skip_empty && val_len == 0) { - e.skip = 1; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - e.ip += sizeof(uintptr_t); - - e.skip = 0; - - continue; - } - - *e.pos++ = (u_char) (key_len & 0xff); - *e.pos++ = (u_char) ((key_len >> 8) & 0xff); - - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) & e); - - *e.pos++ = (u_char) (val_len & 0xff); - *e.pos++ = (u_char) ((val_len >> 8) & 0xff); - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) & e); - } - - e.ip += sizeof(uintptr_t); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "uwsgi param: \"%*s: %*s\"", - key_len, e.pos - (key_len + 2 + val_len), - val_len, e.pos - val_len); - } - - b->last = e.pos; - } - - if (uwcf->upstream.pass_request_headers) { - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - for (n = 0; n < header_params; n++) { - if (&header[i] == ignored[n]) { - goto next; - } - } - - key_len = sizeof("HTTP_") - 1 + header[i].key.len; - *b->last++ = (u_char) (key_len & 0xff); - *b->last++ = (u_char) ((key_len >> 8) & 0xff); - - b->last = ngx_cpymem(b->last, "HTTP_", sizeof("HTTP_") - 1); - for (n = 0; n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'a' && ch <= 'z') { - ch &= ~0x20; - - } else if (ch == '-') { - ch = '_'; - } - - *b->last++ = ch; - } - - val_len = header[i].value.len; - *b->last++ = (u_char) (val_len & 0xff); - *b->last++ = (u_char) ((val_len >> 8) & 0xff); - b->last = ngx_copy(b->last, header[i].value.data, val_len); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "uwsgi param: \"%*s: %*s\"", - key_len, b->last - (key_len + 2 + val_len), - val_len, b->last - val_len); - next: - - continue; - } - } - - b->last = ngx_copy(b->last, uwcf->uwsgi_string.data, - uwcf->uwsgi_string.len); - - if (r->request_body_no_buffering) { - r->upstream->request_bufs = cl; - - } else if (uwcf->upstream.pass_request_body) { - body = r->upstream->request_bufs; - r->upstream->request_bufs = cl; - - while (body) { - b = ngx_alloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(b, body->buf, sizeof(ngx_buf_t)); - - cl->next = ngx_alloc_chain_link(r->pool); - if (cl->next == NULL) { - return NGX_ERROR; - } - - cl = cl->next; - cl->buf = b; - - body = body->next; - } - - } else { - r->upstream->request_bufs = cl; - } - - cl->next = NULL; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_uwsgi_reinit_request(ngx_http_request_t *r) -{ - ngx_http_status_t *status; - - status = ngx_http_get_module_ctx(r, ngx_http_uwsgi_module); - - if (status == NULL) { - return NGX_OK; - } - - status->code = 0; - status->count = 0; - status->start = NULL; - status->end = NULL; - - r->upstream->process_header = ngx_http_uwsgi_process_status_line; - r->state = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_uwsgi_process_status_line(ngx_http_request_t *r) -{ - size_t len; - ngx_int_t rc; - ngx_http_status_t *status; - ngx_http_upstream_t *u; - - status = ngx_http_get_module_ctx(r, ngx_http_uwsgi_module); - - if (status == NULL) { - return NGX_ERROR; - } - - u = r->upstream; - - rc = ngx_http_parse_status_line(r, &u->buffer, status); - - if (rc == NGX_AGAIN) { - return rc; - } - - if (rc == NGX_ERROR) { - u->process_header = ngx_http_uwsgi_process_header; - return ngx_http_uwsgi_process_header(r); - } - - if (u->state && u->state->status == 0) { - u->state->status = status->code; - } - - u->headers_in.status_n = status->code; - - len = status->end - status->start; - u->headers_in.status_line.len = len; - - u->headers_in.status_line.data = ngx_pnalloc(r->pool, len); - if (u->headers_in.status_line.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(u->headers_in.status_line.data, status->start, len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http uwsgi status %ui \"%V\"", - u->headers_in.status_n, &u->headers_in.status_line); - - u->process_header = ngx_http_uwsgi_process_header; - - return ngx_http_uwsgi_process_header(r); -} - - -static ngx_int_t -ngx_http_uwsgi_process_header(ngx_http_request_t *r) -{ - ngx_str_t *status_line; - ngx_int_t rc, status; - ngx_table_elt_t *h; - ngx_http_upstream_t *u; - ngx_http_upstream_header_t *hh; - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - for ( ;; ) { - - rc = ngx_http_parse_header_line(r, &r->upstream->buffer, 1); - - if (rc == NGX_OK) { - - /* a header line has been parsed successfully */ - - h = ngx_list_push(&r->upstream->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = r->header_hash; - - h->key.len = r->header_name_end - r->header_name_start; - h->value.len = r->header_end - r->header_start; - - h->key.data = ngx_pnalloc(r->pool, - h->key.len + 1 + h->value.len + 1 - + h->key.len); - if (h->key.data == NULL) { - return NGX_ERROR; - } - - h->value.data = h->key.data + h->key.len + 1; - h->lowcase_key = h->key.data + h->key.len + 1 + h->value.len + 1; - - ngx_memcpy(h->key.data, r->header_name_start, h->key.len); - h->key.data[h->key.len] = '\0'; - ngx_memcpy(h->value.data, r->header_start, h->value.len); - h->value.data[h->value.len] = '\0'; - - if (h->key.len == r->lowcase_index) { - ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); - - } else { - ngx_strlow(h->lowcase_key, h->key.data, h->key.len); - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http uwsgi header: \"%V: %V\"", &h->key, &h->value); - - continue; - } - - if (rc == NGX_HTTP_PARSE_HEADER_DONE) { - - /* a whole header has been parsed successfully */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http uwsgi header done"); - - u = r->upstream; - - if (u->headers_in.status_n) { - goto done; - } - - if (u->headers_in.status) { - status_line = &u->headers_in.status->value; - - status = ngx_atoi(status_line->data, 3); - if (status == NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid status \"%V\"", - status_line); - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } - - u->headers_in.status_n = status; - u->headers_in.status_line = *status_line; - - } else if (u->headers_in.location) { - u->headers_in.status_n = 302; - ngx_str_set(&u->headers_in.status_line, - "302 Moved Temporarily"); - - } else { - u->headers_in.status_n = 200; - ngx_str_set(&u->headers_in.status_line, "200 OK"); - } - - if (u->state && u->state->status == 0) { - u->state->status = u->headers_in.status_n; - } - - done: - - if (u->headers_in.status_n == NGX_HTTP_SWITCHING_PROTOCOLS - && r->headers_in.upgrade) - { - u->upgrade = 1; - } - - return NGX_OK; - } - - if (rc == NGX_AGAIN) { - return NGX_AGAIN; - } - - /* there was error while a header line parsing */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream sent invalid header"); - - return NGX_HTTP_UPSTREAM_INVALID_HEADER; - } -} - - -static void -ngx_http_uwsgi_abort_request(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "abort http uwsgi request"); - - return; -} - - -static void -ngx_http_uwsgi_finalize_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http uwsgi request"); - - return; -} - - -static void * -ngx_http_uwsgi_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_uwsgi_main_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_uwsgi_main_conf_t)); - if (conf == NULL) { - return NULL; - } - -#if (NGX_HTTP_CACHE) - if (ngx_array_init(&conf->caches, cf->pool, 4, - sizeof(ngx_http_file_cache_t *)) - != NGX_OK) - { - return NULL; - } -#endif - - return conf; -} - - -static void * -ngx_http_uwsgi_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_uwsgi_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_uwsgi_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->modifier1 = NGX_CONF_UNSET_UINT; - conf->modifier2 = NGX_CONF_UNSET_UINT; - - conf->upstream.store = NGX_CONF_UNSET; - conf->upstream.store_access = NGX_CONF_UNSET_UINT; - conf->upstream.next_upstream_tries = NGX_CONF_UNSET_UINT; - conf->upstream.buffering = NGX_CONF_UNSET; - conf->upstream.request_buffering = NGX_CONF_UNSET; - conf->upstream.ignore_client_abort = NGX_CONF_UNSET; - conf->upstream.force_ranges = NGX_CONF_UNSET; - - conf->upstream.local = NGX_CONF_UNSET_PTR; - - conf->upstream.connect_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.send_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.read_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.next_upstream_timeout = NGX_CONF_UNSET_MSEC; - - conf->upstream.send_lowat = NGX_CONF_UNSET_SIZE; - conf->upstream.buffer_size = NGX_CONF_UNSET_SIZE; - conf->upstream.limit_rate = NGX_CONF_UNSET_SIZE; - - conf->upstream.busy_buffers_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.max_temp_file_size_conf = NGX_CONF_UNSET_SIZE; - conf->upstream.temp_file_write_size_conf = NGX_CONF_UNSET_SIZE; - - conf->upstream.pass_request_headers = NGX_CONF_UNSET; - conf->upstream.pass_request_body = NGX_CONF_UNSET; - -#if (NGX_HTTP_CACHE) - conf->upstream.cache = NGX_CONF_UNSET; - conf->upstream.cache_min_uses = NGX_CONF_UNSET_UINT; - conf->upstream.cache_max_range_offset = NGX_CONF_UNSET; - conf->upstream.cache_bypass = NGX_CONF_UNSET_PTR; - conf->upstream.no_cache = NGX_CONF_UNSET_PTR; - conf->upstream.cache_valid = NGX_CONF_UNSET_PTR; - conf->upstream.cache_lock = NGX_CONF_UNSET; - conf->upstream.cache_lock_timeout = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_lock_age = NGX_CONF_UNSET_MSEC; - conf->upstream.cache_revalidate = NGX_CONF_UNSET; - conf->upstream.cache_background_update = NGX_CONF_UNSET; -#endif - - conf->upstream.hide_headers = NGX_CONF_UNSET_PTR; - conf->upstream.pass_headers = NGX_CONF_UNSET_PTR; - - conf->upstream.intercept_errors = NGX_CONF_UNSET; - -#if (NGX_HTTP_SSL) - conf->upstream.ssl_session_reuse = NGX_CONF_UNSET; - conf->upstream.ssl_server_name = NGX_CONF_UNSET; - conf->upstream.ssl_verify = NGX_CONF_UNSET; - conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; - conf->ssl_passwords = NGX_CONF_UNSET_PTR; -#endif - - /* "uwsgi_cyclic_temp_file" is disabled */ - conf->upstream.cyclic_temp_file = 0; - - conf->upstream.change_buffering = 1; - - ngx_str_set(&conf->upstream.module, "uwsgi"); - - return conf; -} - - -static char * -ngx_http_uwsgi_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_uwsgi_loc_conf_t *prev = parent; - ngx_http_uwsgi_loc_conf_t *conf = child; - - size_t size; - ngx_int_t rc; - ngx_hash_init_t hash; - ngx_http_core_loc_conf_t *clcf; - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.store > 0) { - conf->upstream.cache = 0; - } - - if (conf->upstream.cache > 0) { - conf->upstream.store = 0; - } - -#endif - - if (conf->upstream.store == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.store, prev->upstream.store, 0); - - conf->upstream.store_lengths = prev->upstream.store_lengths; - conf->upstream.store_values = prev->upstream.store_values; - } - - ngx_conf_merge_uint_value(conf->upstream.store_access, - prev->upstream.store_access, 0600); - - ngx_conf_merge_uint_value(conf->upstream.next_upstream_tries, - prev->upstream.next_upstream_tries, 0); - - ngx_conf_merge_value(conf->upstream.buffering, - prev->upstream.buffering, 1); - - ngx_conf_merge_value(conf->upstream.request_buffering, - prev->upstream.request_buffering, 1); - - ngx_conf_merge_value(conf->upstream.ignore_client_abort, - prev->upstream.ignore_client_abort, 0); - - ngx_conf_merge_value(conf->upstream.force_ranges, - prev->upstream.force_ranges, 0); - - ngx_conf_merge_ptr_value(conf->upstream.local, - prev->upstream.local, NULL); - - ngx_conf_merge_msec_value(conf->upstream.connect_timeout, - prev->upstream.connect_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.send_timeout, - prev->upstream.send_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.read_timeout, - prev->upstream.read_timeout, 60000); - - ngx_conf_merge_msec_value(conf->upstream.next_upstream_timeout, - prev->upstream.next_upstream_timeout, 0); - - ngx_conf_merge_size_value(conf->upstream.send_lowat, - prev->upstream.send_lowat, 0); - - ngx_conf_merge_size_value(conf->upstream.buffer_size, - prev->upstream.buffer_size, - (size_t) ngx_pagesize); - - ngx_conf_merge_size_value(conf->upstream.limit_rate, - prev->upstream.limit_rate, 0); - - - ngx_conf_merge_bufs_value(conf->upstream.bufs, prev->upstream.bufs, - 8, ngx_pagesize); - - if (conf->upstream.bufs.num < 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "there must be at least 2 \"uwsgi_buffers\""); - return NGX_CONF_ERROR; - } - - - size = conf->upstream.buffer_size; - if (size < conf->upstream.bufs.size) { - size = conf->upstream.bufs.size; - } - - - ngx_conf_merge_size_value(conf->upstream.busy_buffers_size_conf, - prev->upstream.busy_buffers_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.busy_buffers_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.busy_buffers_size = 2 * size; - } else { - conf->upstream.busy_buffers_size = - conf->upstream.busy_buffers_size_conf; - } - - if (conf->upstream.busy_buffers_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"uwsgi_busy_buffers_size\" must be equal to or greater " - "than the maximum of the value of \"uwsgi_buffer_size\" and " - "one of the \"uwsgi_buffers\""); - - return NGX_CONF_ERROR; - } - - if (conf->upstream.busy_buffers_size - > (conf->upstream.bufs.num - 1) * conf->upstream.bufs.size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"uwsgi_busy_buffers_size\" must be less than " - "the size of all \"uwsgi_buffers\" minus one buffer"); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.temp_file_write_size_conf, - prev->upstream.temp_file_write_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.temp_file_write_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.temp_file_write_size = 2 * size; - } else { - conf->upstream.temp_file_write_size = - conf->upstream.temp_file_write_size_conf; - } - - if (conf->upstream.temp_file_write_size < size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"uwsgi_temp_file_write_size\" must be equal to or greater than " - "the maximum of the value of \"uwsgi_buffer_size\" and " - "one of the \"uwsgi_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_size_value(conf->upstream.max_temp_file_size_conf, - prev->upstream.max_temp_file_size_conf, - NGX_CONF_UNSET_SIZE); - - if (conf->upstream.max_temp_file_size_conf == NGX_CONF_UNSET_SIZE) { - conf->upstream.max_temp_file_size = 1024 * 1024 * 1024; - } else { - conf->upstream.max_temp_file_size = - conf->upstream.max_temp_file_size_conf; - } - - if (conf->upstream.max_temp_file_size != 0 - && conf->upstream.max_temp_file_size < size) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"uwsgi_max_temp_file_size\" must be equal to zero to disable " - "temporary files usage or must be equal to or greater than " - "the maximum of the value of \"uwsgi_buffer_size\" and " - "one of the \"uwsgi_buffers\""); - - return NGX_CONF_ERROR; - } - - - ngx_conf_merge_bitmask_value(conf->upstream.ignore_headers, - prev->upstream.ignore_headers, - NGX_CONF_BITMASK_SET); - - - ngx_conf_merge_bitmask_value(conf->upstream.next_upstream, - prev->upstream.next_upstream, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_ERROR - |NGX_HTTP_UPSTREAM_FT_TIMEOUT)); - - if (conf->upstream.next_upstream & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.next_upstream = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (ngx_conf_merge_path_value(cf, &conf->upstream.temp_path, - prev->upstream.temp_path, - &ngx_http_uwsgi_temp_path) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache == NGX_CONF_UNSET) { - ngx_conf_merge_value(conf->upstream.cache, - prev->upstream.cache, 0); - - conf->upstream.cache_zone = prev->upstream.cache_zone; - conf->upstream.cache_value = prev->upstream.cache_value; - } - - if (conf->upstream.cache_zone && conf->upstream.cache_zone->data == NULL) { - ngx_shm_zone_t *shm_zone; - - shm_zone = conf->upstream.cache_zone; - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"uwsgi_cache\" zone \"%V\" is unknown", - &shm_zone->shm.name); - - return NGX_CONF_ERROR; - } - - ngx_conf_merge_uint_value(conf->upstream.cache_min_uses, - prev->upstream.cache_min_uses, 1); - - ngx_conf_merge_off_value(conf->upstream.cache_max_range_offset, - prev->upstream.cache_max_range_offset, - NGX_MAX_OFF_T_VALUE); - - ngx_conf_merge_bitmask_value(conf->upstream.cache_use_stale, - prev->upstream.cache_use_stale, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF)); - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_OFF) { - conf->upstream.cache_use_stale = NGX_CONF_BITMASK_SET - |NGX_HTTP_UPSTREAM_FT_OFF; - } - - if (conf->upstream.cache_use_stale & NGX_HTTP_UPSTREAM_FT_ERROR) { - conf->upstream.cache_use_stale |= NGX_HTTP_UPSTREAM_FT_NOLIVE; - } - - if (conf->upstream.cache_methods == 0) { - conf->upstream.cache_methods = prev->upstream.cache_methods; - } - - conf->upstream.cache_methods |= NGX_HTTP_GET|NGX_HTTP_HEAD; - - ngx_conf_merge_ptr_value(conf->upstream.cache_bypass, - prev->upstream.cache_bypass, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.no_cache, - prev->upstream.no_cache, NULL); - - ngx_conf_merge_ptr_value(conf->upstream.cache_valid, - prev->upstream.cache_valid, NULL); - - if (conf->cache_key.value.data == NULL) { - conf->cache_key = prev->cache_key; - } - - if (conf->upstream.cache && conf->cache_key.value.data == NULL) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "no \"uwsgi_cache_key\" for \"uwsgi_cache\""); - } - - ngx_conf_merge_value(conf->upstream.cache_lock, - prev->upstream.cache_lock, 0); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_timeout, - prev->upstream.cache_lock_timeout, 5000); - - ngx_conf_merge_msec_value(conf->upstream.cache_lock_age, - prev->upstream.cache_lock_age, 5000); - - ngx_conf_merge_value(conf->upstream.cache_revalidate, - prev->upstream.cache_revalidate, 0); - - ngx_conf_merge_value(conf->upstream.cache_background_update, - prev->upstream.cache_background_update, 0); - -#endif - - ngx_conf_merge_value(conf->upstream.pass_request_headers, - prev->upstream.pass_request_headers, 1); - ngx_conf_merge_value(conf->upstream.pass_request_body, - prev->upstream.pass_request_body, 1); - - ngx_conf_merge_value(conf->upstream.intercept_errors, - prev->upstream.intercept_errors, 0); - -#if (NGX_HTTP_SSL) - - ngx_conf_merge_value(conf->upstream.ssl_session_reuse, - prev->upstream.ssl_session_reuse, 1); - - ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols, - (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 - |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); - - ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, - "DEFAULT"); - - if (conf->upstream.ssl_name == NULL) { - conf->upstream.ssl_name = prev->upstream.ssl_name; - } - - ngx_conf_merge_value(conf->upstream.ssl_server_name, - prev->upstream.ssl_server_name, 0); - ngx_conf_merge_value(conf->upstream.ssl_verify, - prev->upstream.ssl_verify, 0); - ngx_conf_merge_uint_value(conf->ssl_verify_depth, - prev->ssl_verify_depth, 1); - ngx_conf_merge_str_value(conf->ssl_trusted_certificate, - prev->ssl_trusted_certificate, ""); - ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); - - ngx_conf_merge_str_value(conf->ssl_certificate, - prev->ssl_certificate, ""); - ngx_conf_merge_str_value(conf->ssl_certificate_key, - prev->ssl_certificate_key, ""); - ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); - - if (conf->ssl && ngx_http_uwsgi_set_ssl(cf, conf) != NGX_OK) { - return NGX_CONF_ERROR; - } - -#endif - - ngx_conf_merge_str_value(conf->uwsgi_string, prev->uwsgi_string, ""); - - hash.max_size = 512; - hash.bucket_size = ngx_align(64, ngx_cacheline_size); - hash.name = "uwsgi_hide_headers_hash"; - - if (ngx_http_upstream_hide_headers_hash(cf, &conf->upstream, - &prev->upstream, ngx_http_uwsgi_hide_headers, &hash) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - - if (clcf->noname - && conf->upstream.upstream == NULL && conf->uwsgi_lengths == NULL) - { - conf->upstream.upstream = prev->upstream.upstream; - - conf->uwsgi_lengths = prev->uwsgi_lengths; - conf->uwsgi_values = prev->uwsgi_values; - -#if (NGX_HTTP_SSL) - conf->upstream.ssl = prev->upstream.ssl; -#endif - } - - if (clcf->lmt_excpt && clcf->handler == NULL - && (conf->upstream.upstream || conf->uwsgi_lengths)) - { - clcf->handler = ngx_http_uwsgi_handler; - } - - ngx_conf_merge_uint_value(conf->modifier1, prev->modifier1, 0); - ngx_conf_merge_uint_value(conf->modifier2, prev->modifier2, 0); - - if (conf->params_source == NULL) { - conf->params = prev->params; -#if (NGX_HTTP_CACHE) - conf->params_cache = prev->params_cache; -#endif - conf->params_source = prev->params_source; - } - - rc = ngx_http_uwsgi_init_params(cf, conf, &conf->params, NULL); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_CACHE) - - if (conf->upstream.cache) { - rc = ngx_http_uwsgi_init_params(cf, conf, &conf->params_cache, - ngx_http_uwsgi_cache_headers); - if (rc != NGX_OK) { - return NGX_CONF_ERROR; - } - } - -#endif - - /* - * special handling to preserve conf->params in the "http" section - * to inherit it to all servers - */ - - if (prev->params.hash.buckets == NULL - && conf->params_source == prev->params_source) - { - prev->params = conf->params; -#if (NGX_HTTP_CACHE) - prev->params_cache = conf->params_cache; -#endif - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_uwsgi_init_params(ngx_conf_t *cf, ngx_http_uwsgi_loc_conf_t *conf, - ngx_http_uwsgi_params_t *params, ngx_keyval_t *default_params) -{ - u_char *p; - size_t size; - uintptr_t *code; - ngx_uint_t i, nsrc; - ngx_array_t headers_names, params_merged; - ngx_keyval_t *h; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_upstream_param_t *src, *s; - ngx_http_script_compile_t sc; - ngx_http_script_copy_code_t *copy; - - if (params->hash.buckets) { - return NGX_OK; - } - - if (conf->params_source == NULL && default_params == NULL) { - params->hash.buckets = (void *) 1; - return NGX_OK; - } - - params->lengths = ngx_array_create(cf->pool, 64, 1); - if (params->lengths == NULL) { - return NGX_ERROR; - } - - params->values = ngx_array_create(cf->pool, 512, 1); - if (params->values == NULL) { - return NGX_ERROR; - } - - if (ngx_array_init(&headers_names, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (conf->params_source) { - src = conf->params_source->elts; - nsrc = conf->params_source->nelts; - - } else { - src = NULL; - nsrc = 0; - } - - if (default_params) { - if (ngx_array_init(¶ms_merged, cf->temp_pool, 4, - sizeof(ngx_http_upstream_param_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (i = 0; i < nsrc; i++) { - - s = ngx_array_push(¶ms_merged); - if (s == NULL) { - return NGX_ERROR; - } - - *s = src[i]; - } - - h = default_params; - - while (h->key.len) { - - src = params_merged.elts; - nsrc = params_merged.nelts; - - for (i = 0; i < nsrc; i++) { - if (ngx_strcasecmp(h->key.data, src[i].key.data) == 0) { - goto next; - } - } - - s = ngx_array_push(¶ms_merged); - if (s == NULL) { - return NGX_ERROR; - } - - s->key = h->key; - s->value = h->value; - s->skip_empty = 1; - - next: - - h++; - } - - src = params_merged.elts; - nsrc = params_merged.nelts; - } - - for (i = 0; i < nsrc; i++) { - - if (src[i].key.len > sizeof("HTTP_") - 1 - && ngx_strncmp(src[i].key.data, "HTTP_", sizeof("HTTP_") - 1) == 0) - { - hk = ngx_array_push(&headers_names); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key.len = src[i].key.len - 5; - hk->key.data = src[i].key.data + 5; - hk->key_hash = ngx_hash_key_lc(hk->key.data, hk->key.len); - hk->value = (void *) 1; - - if (src[i].value.len == 0) { - continue; - } - } - - copy = ngx_array_push_n(params->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - copy->len = src[i].key.len; - - copy = ngx_array_push_n(params->lengths, - sizeof(ngx_http_script_copy_code_t)); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - copy->len = src[i].skip_empty; - - - size = (sizeof(ngx_http_script_copy_code_t) - + src[i].key.len + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - copy = ngx_array_push_n(params->values, size); - if (copy == NULL) { - return NGX_ERROR; - } - - copy->code = ngx_http_script_copy_code; - copy->len = src[i].key.len; - - p = (u_char *) copy + sizeof(ngx_http_script_copy_code_t); - ngx_memcpy(p, src[i].key.data, src[i].key.len); - - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &src[i].value; - sc.flushes = ¶ms->flushes; - sc.lengths = ¶ms->lengths; - sc.values = ¶ms->values; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_ERROR; - } - - code = ngx_array_push_n(params->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - - code = ngx_array_push_n(params->values, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - code = ngx_array_push_n(params->lengths, sizeof(uintptr_t)); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - - params->number = headers_names.nelts; - - hash.hash = ¶ms->hash; - hash.key = ngx_hash_key_lc; - hash.max_size = 512; - hash.bucket_size = 64; - hash.name = "uwsgi_params_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - return ngx_hash_init(&hash, headers_names.elts, headers_names.nelts); -} - - -static char * -ngx_http_uwsgi_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_uwsgi_loc_conf_t *uwcf = conf; - - size_t add; - ngx_url_t u; - ngx_str_t *value, *url; - ngx_uint_t n; - ngx_http_core_loc_conf_t *clcf; - ngx_http_script_compile_t sc; - - if (uwcf->upstream.upstream || uwcf->uwsgi_lengths) { - return "is duplicate"; - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_uwsgi_handler; - - value = cf->args->elts; - - url = &value[1]; - - n = ngx_http_script_variables_count(url); - - if (n) { - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = url; - sc.lengths = &uwcf->uwsgi_lengths; - sc.values = &uwcf->uwsgi_values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - -#if (NGX_HTTP_SSL) - uwcf->ssl = 1; -#endif - - return NGX_CONF_OK; - } - - if (ngx_strncasecmp(url->data, (u_char *) "uwsgi://", 8) == 0) { - add = 8; - - } else if (ngx_strncasecmp(url->data, (u_char *) "suwsgi://", 9) == 0) { - -#if (NGX_HTTP_SSL) - add = 9; - uwcf->ssl = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "suwsgi protocol requires SSL support"); - return NGX_CONF_ERROR; -#endif - - } else { - add = 0; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url.len = url->len - add; - u.url.data = url->data + add; - u.no_resolve = 1; - - uwcf->upstream.upstream = ngx_http_upstream_add(cf, &u, 0); - if (uwcf->upstream.upstream == NULL) { - return NGX_CONF_ERROR; - } - - if (clcf->name.data[clcf->name.len - 1] == '/') { - clcf->auto_redirect = 1; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_uwsgi_store(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_uwsgi_loc_conf_t *uwcf = conf; - - ngx_str_t *value; - ngx_http_script_compile_t sc; - - if (uwcf->upstream.store != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - uwcf->upstream.store = 0; - return NGX_CONF_OK; - } - -#if (NGX_HTTP_CACHE) - - if (uwcf->upstream.cache > 0) { - return "is incompatible with \"uwsgi_cache\""; - } - -#endif - - uwcf->upstream.store = 1; - - if (ngx_strcmp(value[1].data, "on") == 0) { - return NGX_CONF_OK; - } - - /* include the terminating '\0' into script */ - value[1].len++; - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &value[1]; - sc.lengths = &uwcf->upstream.store_lengths; - sc.values = &uwcf->upstream.store_values; - sc.variables = ngx_http_script_variables_count(&value[1]); - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -#if (NGX_HTTP_CACHE) - -static char * -ngx_http_uwsgi_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_uwsgi_loc_conf_t *uwcf = conf; - - ngx_str_t *value; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (uwcf->upstream.cache != NGX_CONF_UNSET) { - return "is duplicate"; - } - - if (ngx_strcmp(value[1].data, "off") == 0) { - uwcf->upstream.cache = 0; - return NGX_CONF_OK; - } - - if (uwcf->upstream.store > 0) { - return "is incompatible with \"uwsgi_store\""; - } - - uwcf->upstream.cache = 1; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - - uwcf->upstream.cache_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (uwcf->upstream.cache_value == NULL) { - return NGX_CONF_ERROR; - } - - *uwcf->upstream.cache_value = cv; - - return NGX_CONF_OK; - } - - uwcf->upstream.cache_zone = ngx_shared_memory_add(cf, &value[1], 0, - &ngx_http_uwsgi_module); - if (uwcf->upstream.cache_zone == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_uwsgi_cache_key(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_uwsgi_loc_conf_t *uwcf = conf; - - ngx_str_t *value; - ngx_http_compile_complex_value_t ccv; - - value = cf->args->elts; - - if (uwcf->cache_key.value.data) { - return "is duplicate"; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &uwcf->cache_key; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - -#endif - - -#if (NGX_HTTP_SSL) - -static char * -ngx_http_uwsgi_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_uwsgi_loc_conf_t *uwcf = conf; - - ngx_str_t *value; - - if (uwcf->ssl_passwords != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - uwcf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); - - if (uwcf->ssl_passwords == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_uwsgi_set_ssl(ngx_conf_t *cf, ngx_http_uwsgi_loc_conf_t *uwcf) -{ - ngx_pool_cleanup_t *cln; - - uwcf->upstream.ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); - if (uwcf->upstream.ssl == NULL) { - return NGX_ERROR; - } - - uwcf->upstream.ssl->log = cf->log; - - if (ngx_ssl_create(uwcf->upstream.ssl, uwcf->ssl_protocols, NULL) - != NGX_OK) - { - return NGX_ERROR; - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_ssl_cleanup_ctx; - cln->data = uwcf->upstream.ssl; - - if (uwcf->ssl_certificate.len) { - - if (uwcf->ssl_certificate_key.len == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no \"uwsgi_ssl_certificate_key\" is defined " - "for certificate \"%V\"", &uwcf->ssl_certificate); - return NGX_ERROR; - } - - if (ngx_ssl_certificate(cf, uwcf->upstream.ssl, &uwcf->ssl_certificate, - &uwcf->ssl_certificate_key, uwcf->ssl_passwords) - != NGX_OK) - { - return NGX_ERROR; - } - } - - if (ngx_ssl_ciphers(cf, uwcf->upstream.ssl, &uwcf->ssl_ciphers, 0) - != NGX_OK) - { - return NGX_ERROR; - } - - if (uwcf->upstream.ssl_verify) { - if (uwcf->ssl_trusted_certificate.len == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no uwsgi_ssl_trusted_certificate for uwsgi_ssl_verify"); - return NGX_ERROR; - } - - if (ngx_ssl_trusted_certificate(cf, uwcf->upstream.ssl, - &uwcf->ssl_trusted_certificate, - uwcf->ssl_verify_depth) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_ssl_crl(cf, uwcf->upstream.ssl, &uwcf->ssl_crl) != NGX_OK) { - return NGX_ERROR; - } - } - - return NGX_OK; -} - -#endif diff --git a/app/nginx/src/http/modules/ngx_http_xslt_filter_module.c b/app/nginx/src/http/modules/ngx_http_xslt_filter_module.c deleted file mode 100644 index 695f3bf..0000000 --- a/app/nginx/src/http/modules/ngx_http_xslt_filter_module.c +++ /dev/null @@ -1,1147 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#include <libxml/parser.h> -#include <libxml/tree.h> -#include <libxslt/xslt.h> -#include <libxslt/xsltInternals.h> -#include <libxslt/transform.h> -#include <libxslt/variables.h> -#include <libxslt/xsltutils.h> - -#if (NGX_HAVE_EXSLT) -#include <libexslt/exslt.h> -#endif - - -#ifndef NGX_HTTP_XSLT_REUSE_DTD -#define NGX_HTTP_XSLT_REUSE_DTD 1 -#endif - - -typedef struct { - u_char *name; - void *data; -} ngx_http_xslt_file_t; - - -typedef struct { - ngx_array_t dtd_files; /* ngx_http_xslt_file_t */ - ngx_array_t sheet_files; /* ngx_http_xslt_file_t */ -} ngx_http_xslt_filter_main_conf_t; - - -typedef struct { - u_char *name; - ngx_http_complex_value_t value; - ngx_uint_t quote; /* unsigned quote:1; */ -} ngx_http_xslt_param_t; - - -typedef struct { - xsltStylesheetPtr stylesheet; - ngx_array_t params; /* ngx_http_xslt_param_t */ -} ngx_http_xslt_sheet_t; - - -typedef struct { - xmlDtdPtr dtd; - ngx_array_t sheets; /* ngx_http_xslt_sheet_t */ - ngx_hash_t types; - ngx_array_t *types_keys; - ngx_array_t *params; /* ngx_http_xslt_param_t */ - ngx_flag_t last_modified; -} ngx_http_xslt_filter_loc_conf_t; - - -typedef struct { - xmlDocPtr doc; - xmlParserCtxtPtr ctxt; - xsltTransformContextPtr transform; - ngx_http_request_t *request; - ngx_array_t params; - - ngx_uint_t done; /* unsigned done:1; */ -} ngx_http_xslt_filter_ctx_t; - - -static ngx_int_t ngx_http_xslt_send(ngx_http_request_t *r, - ngx_http_xslt_filter_ctx_t *ctx, ngx_buf_t *b); -static ngx_int_t ngx_http_xslt_add_chunk(ngx_http_request_t *r, - ngx_http_xslt_filter_ctx_t *ctx, ngx_buf_t *b); - - -static void ngx_http_xslt_sax_external_subset(void *data, const xmlChar *name, - const xmlChar *externalId, const xmlChar *systemId); -static void ngx_cdecl ngx_http_xslt_sax_error(void *data, const char *msg, ...); - - -static ngx_buf_t *ngx_http_xslt_apply_stylesheet(ngx_http_request_t *r, - ngx_http_xslt_filter_ctx_t *ctx); -static ngx_int_t ngx_http_xslt_params(ngx_http_request_t *r, - ngx_http_xslt_filter_ctx_t *ctx, ngx_array_t *params, ngx_uint_t final); -static u_char *ngx_http_xslt_content_type(xsltStylesheetPtr s); -static u_char *ngx_http_xslt_encoding(xsltStylesheetPtr s); -static void ngx_http_xslt_cleanup(void *data); - -static char *ngx_http_xslt_entities(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_xslt_stylesheet(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_xslt_param(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static void ngx_http_xslt_cleanup_dtd(void *data); -static void ngx_http_xslt_cleanup_stylesheet(void *data); -static void *ngx_http_xslt_filter_create_main_conf(ngx_conf_t *cf); -static void *ngx_http_xslt_filter_create_conf(ngx_conf_t *cf); -static char *ngx_http_xslt_filter_merge_conf(ngx_conf_t *cf, void *parent, - void *child); -static ngx_int_t ngx_http_xslt_filter_preconfiguration(ngx_conf_t *cf); -static ngx_int_t ngx_http_xslt_filter_init(ngx_conf_t *cf); -static void ngx_http_xslt_filter_exit(ngx_cycle_t *cycle); - - -static ngx_str_t ngx_http_xslt_default_types[] = { - ngx_string("text/xml"), - ngx_null_string -}; - - -static ngx_command_t ngx_http_xslt_filter_commands[] = { - - { ngx_string("xml_entities"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_xslt_entities, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("xslt_stylesheet"), - NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_xslt_stylesheet, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("xslt_param"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_http_xslt_param, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("xslt_string_param"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_http_xslt_param, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - (void *) 1 }, - - { ngx_string("xslt_types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_types_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_xslt_filter_loc_conf_t, types_keys), - &ngx_http_xslt_default_types[0] }, - - { ngx_string("xslt_last_modified"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_xslt_filter_loc_conf_t, last_modified), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_xslt_filter_module_ctx = { - ngx_http_xslt_filter_preconfiguration, /* preconfiguration */ - ngx_http_xslt_filter_init, /* postconfiguration */ - - ngx_http_xslt_filter_create_main_conf, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_xslt_filter_create_conf, /* create location configuration */ - ngx_http_xslt_filter_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_xslt_filter_module = { - NGX_MODULE_V1, - &ngx_http_xslt_filter_module_ctx, /* module context */ - ngx_http_xslt_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - ngx_http_xslt_filter_exit, /* exit process */ - ngx_http_xslt_filter_exit, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_xslt_header_filter(ngx_http_request_t *r) -{ - ngx_http_xslt_filter_ctx_t *ctx; - ngx_http_xslt_filter_loc_conf_t *conf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter header"); - - if (r->headers_out.status == NGX_HTTP_NOT_MODIFIED) { - return ngx_http_next_header_filter(r); - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); - - if (conf->sheets.nelts == 0 - || ngx_http_test_content_type(r, &conf->types) == NULL) - { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_xslt_filter_module); - - if (ctx) { - return ngx_http_next_header_filter(r); - } - - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_xslt_filter_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_xslt_filter_module); - - r->main_filter_need_in_memory = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_xslt_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - int wellFormed; - ngx_chain_t *cl; - ngx_http_xslt_filter_ctx_t *ctx; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter body"); - - if (in == NULL) { - return ngx_http_next_body_filter(r, in); - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_xslt_filter_module); - - if (ctx == NULL || ctx->done) { - return ngx_http_next_body_filter(r, in); - } - - for (cl = in; cl; cl = cl->next) { - - if (ngx_http_xslt_add_chunk(r, ctx, cl->buf) != NGX_OK) { - - if (ctx->ctxt->myDoc) { - -#if (NGX_HTTP_XSLT_REUSE_DTD) - ctx->ctxt->myDoc->extSubset = NULL; -#endif - xmlFreeDoc(ctx->ctxt->myDoc); - } - - xmlFreeParserCtxt(ctx->ctxt); - - return ngx_http_xslt_send(r, ctx, NULL); - } - - if (cl->buf->last_buf || cl->buf->last_in_chain) { - - ctx->doc = ctx->ctxt->myDoc; - -#if (NGX_HTTP_XSLT_REUSE_DTD) - ctx->doc->extSubset = NULL; -#endif - - wellFormed = ctx->ctxt->wellFormed; - - xmlFreeParserCtxt(ctx->ctxt); - - if (wellFormed) { - return ngx_http_xslt_send(r, ctx, - ngx_http_xslt_apply_stylesheet(r, ctx)); - } - - xmlFreeDoc(ctx->doc); - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "not well formed XML document"); - - return ngx_http_xslt_send(r, ctx, NULL); - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_xslt_send(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx, - ngx_buf_t *b) -{ - ngx_int_t rc; - ngx_chain_t out; - ngx_pool_cleanup_t *cln; - ngx_http_xslt_filter_loc_conf_t *conf; - - ctx->done = 1; - - if (b == NULL) { - return ngx_http_filter_finalize_request(r, &ngx_http_xslt_filter_module, - NGX_HTTP_INTERNAL_SERVER_ERROR); - } - - cln = ngx_pool_cleanup_add(r->pool, 0); - - if (cln == NULL) { - ngx_free(b->pos); - return ngx_http_filter_finalize_request(r, &ngx_http_xslt_filter_module, - NGX_HTTP_INTERNAL_SERVER_ERROR); - } - - if (r == r->main) { - r->headers_out.content_length_n = b->last - b->pos; - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); - - if (!conf->last_modified) { - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - } else { - ngx_http_weak_etag(r); - } - } - - rc = ngx_http_next_header_filter(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - ngx_free(b->pos); - return rc; - } - - cln->handler = ngx_http_xslt_cleanup; - cln->data = b->pos; - - out.buf = b; - out.next = NULL; - - return ngx_http_next_body_filter(r, &out); -} - - -static ngx_int_t -ngx_http_xslt_add_chunk(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx, - ngx_buf_t *b) -{ - int err; - xmlParserCtxtPtr ctxt; - - if (ctx->ctxt == NULL) { - - ctxt = xmlCreatePushParserCtxt(NULL, NULL, NULL, 0, NULL); - if (ctxt == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xmlCreatePushParserCtxt() failed"); - return NGX_ERROR; - } - xmlCtxtUseOptions(ctxt, XML_PARSE_NOENT|XML_PARSE_DTDLOAD - |XML_PARSE_NOWARNING); - - ctxt->sax->externalSubset = ngx_http_xslt_sax_external_subset; - ctxt->sax->setDocumentLocator = NULL; - ctxt->sax->error = ngx_http_xslt_sax_error; - ctxt->sax->fatalError = ngx_http_xslt_sax_error; - ctxt->sax->_private = ctx; - - ctx->ctxt = ctxt; - ctx->request = r; - } - - err = xmlParseChunk(ctx->ctxt, (char *) b->pos, (int) (b->last - b->pos), - (b->last_buf) || (b->last_in_chain)); - - if (err == 0) { - b->pos = b->last; - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xmlParseChunk() failed, error:%d", err); - - return NGX_ERROR; -} - - -static void -ngx_http_xslt_sax_external_subset(void *data, const xmlChar *name, - const xmlChar *externalId, const xmlChar *systemId) -{ - xmlParserCtxtPtr ctxt = data; - - xmlDocPtr doc; - xmlDtdPtr dtd; - ngx_http_request_t *r; - ngx_http_xslt_filter_ctx_t *ctx; - ngx_http_xslt_filter_loc_conf_t *conf; - - ctx = ctxt->sax->_private; - r = ctx->request; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter extSubset: \"%s\" \"%s\" \"%s\"", - name ? name : (xmlChar *) "", - externalId ? externalId : (xmlChar *) "", - systemId ? systemId : (xmlChar *) ""); - - doc = ctxt->myDoc; - -#if (NGX_HTTP_XSLT_REUSE_DTD) - - dtd = conf->dtd; - -#else - - dtd = xmlCopyDtd(conf->dtd); - if (dtd == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xmlCopyDtd() failed"); - return; - } - - if (doc->children == NULL) { - xmlAddChild((xmlNodePtr) doc, (xmlNodePtr) dtd); - - } else { - xmlAddPrevSibling(doc->children, (xmlNodePtr) dtd); - } - -#endif - - doc->extSubset = dtd; -} - - -static void ngx_cdecl -ngx_http_xslt_sax_error(void *data, const char *msg, ...) -{ - xmlParserCtxtPtr ctxt = data; - - size_t n; - va_list args; - ngx_http_xslt_filter_ctx_t *ctx; - u_char buf[NGX_MAX_ERROR_STR]; - - ctx = ctxt->sax->_private; - - buf[0] = '\0'; - - va_start(args, msg); - n = (size_t) vsnprintf((char *) buf, NGX_MAX_ERROR_STR, msg, args); - va_end(args); - - while (--n && (buf[n] == CR || buf[n] == LF)) { /* void */ } - - ngx_log_error(NGX_LOG_ERR, ctx->request->connection->log, 0, - "libxml2 error: \"%*s\"", n + 1, buf); -} - - -static ngx_buf_t * -ngx_http_xslt_apply_stylesheet(ngx_http_request_t *r, - ngx_http_xslt_filter_ctx_t *ctx) -{ - int len, rc, doc_type; - u_char *type, *encoding; - ngx_buf_t *b; - ngx_uint_t i; - xmlChar *buf; - xmlDocPtr doc, res; - ngx_http_xslt_sheet_t *sheet; - ngx_http_xslt_filter_loc_conf_t *conf; - - conf = ngx_http_get_module_loc_conf(r, ngx_http_xslt_filter_module); - sheet = conf->sheets.elts; - doc = ctx->doc; - - /* preallocate array for 4 params */ - - if (ngx_array_init(&ctx->params, r->pool, 4 * 2 + 1, sizeof(char *)) - != NGX_OK) - { - xmlFreeDoc(doc); - return NULL; - } - - for (i = 0; i < conf->sheets.nelts; i++) { - - ctx->transform = xsltNewTransformContext(sheet[i].stylesheet, doc); - if (ctx->transform == NULL) { - xmlFreeDoc(doc); - return NULL; - } - - if (conf->params - && ngx_http_xslt_params(r, ctx, conf->params, 0) != NGX_OK) - { - xsltFreeTransformContext(ctx->transform); - xmlFreeDoc(doc); - return NULL; - } - - if (ngx_http_xslt_params(r, ctx, &sheet[i].params, 1) != NGX_OK) { - xsltFreeTransformContext(ctx->transform); - xmlFreeDoc(doc); - return NULL; - } - - res = xsltApplyStylesheetUser(sheet[i].stylesheet, doc, - ctx->params.elts, NULL, NULL, - ctx->transform); - - xsltFreeTransformContext(ctx->transform); - xmlFreeDoc(doc); - - if (res == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xsltApplyStylesheet() failed"); - return NULL; - } - - doc = res; - - /* reset array elements */ - ctx->params.nelts = 0; - } - - /* there must be at least one stylesheet */ - - if (r == r->main) { - type = ngx_http_xslt_content_type(sheet[i - 1].stylesheet); - - } else { - type = NULL; - } - - encoding = ngx_http_xslt_encoding(sheet[i - 1].stylesheet); - doc_type = doc->type; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter type: %d t:%s e:%s", - doc_type, type ? type : (u_char *) "(null)", - encoding ? encoding : (u_char *) "(null)"); - - rc = xsltSaveResultToString(&buf, &len, doc, sheet[i - 1].stylesheet); - - xmlFreeDoc(doc); - - if (rc != 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xsltSaveResultToString() failed"); - return NULL; - } - - if (len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xsltSaveResultToString() returned zero-length result"); - return NULL; - } - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - ngx_free(buf); - return NULL; - } - - b->pos = buf; - b->last = buf + len; - b->memory = 1; - - if (encoding) { - r->headers_out.charset.len = ngx_strlen(encoding); - r->headers_out.charset.data = encoding; - } - - if (r != r->main) { - return b; - } - - b->last_buf = 1; - - if (type) { - len = ngx_strlen(type); - - r->headers_out.content_type_len = len; - r->headers_out.content_type.len = len; - r->headers_out.content_type.data = type; - - } else if (doc_type == XML_HTML_DOCUMENT_NODE) { - - r->headers_out.content_type_len = sizeof("text/html") - 1; - ngx_str_set(&r->headers_out.content_type, "text/html"); - } - - r->headers_out.content_type_lowcase = NULL; - - return b; -} - - -static ngx_int_t -ngx_http_xslt_params(ngx_http_request_t *r, ngx_http_xslt_filter_ctx_t *ctx, - ngx_array_t *params, ngx_uint_t final) -{ - u_char *p, *last, *value, *dst, *src, **s; - size_t len; - ngx_uint_t i; - ngx_str_t string; - ngx_http_xslt_param_t *param; - - param = params->elts; - - for (i = 0; i < params->nelts; i++) { - - if (ngx_http_complex_value(r, ¶m[i].value, &string) != NGX_OK) { - return NGX_ERROR; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter param: \"%s\"", string.data); - - if (param[i].name) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter param name: \"%s\"", param[i].name); - - if (param[i].quote) { - if (xsltQuoteOneUserParam(ctx->transform, param[i].name, - string.data) - != 0) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "xsltQuoteOneUserParam(\"%s\", \"%s\") failed", - param[i].name, string.data); - return NGX_ERROR; - } - - continue; - } - - s = ngx_array_push(&ctx->params); - if (s == NULL) { - return NGX_ERROR; - } - - *s = param[i].name; - - s = ngx_array_push(&ctx->params); - if (s == NULL) { - return NGX_ERROR; - } - - *s = string.data; - - continue; - } - - /* - * parse param1=value1:param2=value2 syntax as used by parameters - * specified in xslt_stylesheet directives - */ - - p = string.data; - last = string.data + string.len; - - while (p && *p) { - - value = p; - p = (u_char *) ngx_strchr(p, '='); - if (p == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid libxslt parameter \"%s\"", value); - return NGX_ERROR; - } - *p++ = '\0'; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter param name: \"%s\"", value); - - s = ngx_array_push(&ctx->params); - if (s == NULL) { - return NGX_ERROR; - } - - *s = value; - - value = p; - p = (u_char *) ngx_strchr(p, ':'); - - if (p) { - len = p - value; - *p++ = '\0'; - - } else { - len = last - value; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter param value: \"%s\"", value); - - dst = value; - src = value; - - ngx_unescape_uri(&dst, &src, len, 0); - - *dst = '\0'; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "xslt filter param unescaped: \"%s\"", value); - - s = ngx_array_push(&ctx->params); - if (s == NULL) { - return NGX_ERROR; - } - - *s = value; - } - } - - if (final) { - s = ngx_array_push(&ctx->params); - if (s == NULL) { - return NGX_ERROR; - } - - *s = NULL; - } - - return NGX_OK; -} - - -static u_char * -ngx_http_xslt_content_type(xsltStylesheetPtr s) -{ - u_char *type; - - if (s->mediaType) { - return s->mediaType; - } - - for (s = s->imports; s; s = s->next) { - - type = ngx_http_xslt_content_type(s); - - if (type) { - return type; - } - } - - return NULL; -} - - -static u_char * -ngx_http_xslt_encoding(xsltStylesheetPtr s) -{ - u_char *encoding; - - if (s->encoding) { - return s->encoding; - } - - for (s = s->imports; s; s = s->next) { - - encoding = ngx_http_xslt_encoding(s); - - if (encoding) { - return encoding; - } - } - - return NULL; -} - - -static void -ngx_http_xslt_cleanup(void *data) -{ - ngx_free(data); -} - - -static char * -ngx_http_xslt_entities(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_xslt_filter_loc_conf_t *xlcf = conf; - - ngx_str_t *value; - ngx_uint_t i; - ngx_pool_cleanup_t *cln; - ngx_http_xslt_file_t *file; - ngx_http_xslt_filter_main_conf_t *xmcf; - - if (xlcf->dtd) { - return "is duplicate"; - } - - value = cf->args->elts; - - xmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_xslt_filter_module); - - file = xmcf->dtd_files.elts; - for (i = 0; i < xmcf->dtd_files.nelts; i++) { - if (ngx_strcmp(file[i].name, value[1].data) == 0) { - xlcf->dtd = file[i].data; - return NGX_CONF_OK; - } - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NGX_CONF_ERROR; - } - - xlcf->dtd = xmlParseDTD(NULL, (xmlChar *) value[1].data); - - if (xlcf->dtd == NULL) { - ngx_conf_log_error(NGX_LOG_ERR, cf, 0, "xmlParseDTD() failed"); - return NGX_CONF_ERROR; - } - - cln->handler = ngx_http_xslt_cleanup_dtd; - cln->data = xlcf->dtd; - - file = ngx_array_push(&xmcf->dtd_files); - if (file == NULL) { - return NGX_CONF_ERROR; - } - - file->name = value[1].data; - file->data = xlcf->dtd; - - return NGX_CONF_OK; -} - - - -static char * -ngx_http_xslt_stylesheet(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_xslt_filter_loc_conf_t *xlcf = conf; - - ngx_str_t *value; - ngx_uint_t i, n; - ngx_pool_cleanup_t *cln; - ngx_http_xslt_file_t *file; - ngx_http_xslt_sheet_t *sheet; - ngx_http_xslt_param_t *param; - ngx_http_compile_complex_value_t ccv; - ngx_http_xslt_filter_main_conf_t *xmcf; - - value = cf->args->elts; - - if (xlcf->sheets.elts == NULL) { - if (ngx_array_init(&xlcf->sheets, cf->pool, 1, - sizeof(ngx_http_xslt_sheet_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - sheet = ngx_array_push(&xlcf->sheets); - if (sheet == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(sheet, sizeof(ngx_http_xslt_sheet_t)); - - if (ngx_conf_full_name(cf->cycle, &value[1], 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - - xmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_xslt_filter_module); - - file = xmcf->sheet_files.elts; - for (i = 0; i < xmcf->sheet_files.nelts; i++) { - if (ngx_strcmp(file[i].name, value[1].data) == 0) { - sheet->stylesheet = file[i].data; - goto found; - } - } - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NGX_CONF_ERROR; - } - - sheet->stylesheet = xsltParseStylesheetFile(value[1].data); - if (sheet->stylesheet == NULL) { - ngx_conf_log_error(NGX_LOG_ERR, cf, 0, - "xsltParseStylesheetFile(\"%s\") failed", - value[1].data); - return NGX_CONF_ERROR; - } - - cln->handler = ngx_http_xslt_cleanup_stylesheet; - cln->data = sheet->stylesheet; - - file = ngx_array_push(&xmcf->sheet_files); - if (file == NULL) { - return NGX_CONF_ERROR; - } - - file->name = value[1].data; - file->data = sheet->stylesheet; - -found: - - n = cf->args->nelts; - - if (n == 2) { - return NGX_CONF_OK; - } - - if (ngx_array_init(&sheet->params, cf->pool, n - 2, - sizeof(ngx_http_xslt_param_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - for (i = 2; i < n; i++) { - - param = ngx_array_push(&sheet->params); - if (param == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(param, sizeof(ngx_http_xslt_param_t)); - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[i]; - ccv.complex_value = ¶m->value; - ccv.zero = 1; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_xslt_param(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_xslt_filter_loc_conf_t *xlcf = conf; - - ngx_http_xslt_param_t *param; - ngx_http_compile_complex_value_t ccv; - ngx_str_t *value; - - value = cf->args->elts; - - if (xlcf->params == NULL) { - xlcf->params = ngx_array_create(cf->pool, 2, - sizeof(ngx_http_xslt_param_t)); - if (xlcf->params == NULL) { - return NGX_CONF_ERROR; - } - } - - param = ngx_array_push(xlcf->params); - if (param == NULL) { - return NGX_CONF_ERROR; - } - - param->name = value[1].data; - param->quote = (cmd->post == NULL) ? 0 : 1; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[2]; - ccv.complex_value = ¶m->value; - ccv.zero = 1; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static void -ngx_http_xslt_cleanup_dtd(void *data) -{ - xmlFreeDtd(data); -} - - -static void -ngx_http_xslt_cleanup_stylesheet(void *data) -{ - xsltFreeStylesheet(data); -} - - -static void * -ngx_http_xslt_filter_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_xslt_filter_main_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_xslt_filter_main_conf_t)); - if (conf == NULL) { - return NULL; - } - - if (ngx_array_init(&conf->dtd_files, cf->pool, 1, - sizeof(ngx_http_xslt_file_t)) - != NGX_OK) - { - return NULL; - } - - if (ngx_array_init(&conf->sheet_files, cf->pool, 1, - sizeof(ngx_http_xslt_file_t)) - != NGX_OK) - { - return NULL; - } - - return conf; -} - - -static void * -ngx_http_xslt_filter_create_conf(ngx_conf_t *cf) -{ - ngx_http_xslt_filter_loc_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_http_xslt_filter_loc_conf_t)); - if (conf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->dtd = NULL; - * conf->sheets = { NULL }; - * conf->types = { NULL }; - * conf->types_keys = NULL; - * conf->params = NULL; - */ - - conf->last_modified = NGX_CONF_UNSET; - - return conf; -} - - -static char * -ngx_http_xslt_filter_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_xslt_filter_loc_conf_t *prev = parent; - ngx_http_xslt_filter_loc_conf_t *conf = child; - - if (conf->dtd == NULL) { - conf->dtd = prev->dtd; - } - - if (conf->sheets.nelts == 0) { - conf->sheets = prev->sheets; - } - - if (conf->params == NULL) { - conf->params = prev->params; - } - - if (ngx_http_merge_types(cf, &conf->types_keys, &conf->types, - &prev->types_keys, &prev->types, - ngx_http_xslt_default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->last_modified, prev->last_modified, 0); - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_xslt_filter_preconfiguration(ngx_conf_t *cf) -{ - xmlInitParser(); - -#if (NGX_HAVE_EXSLT) - exsltRegisterAll(); -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_xslt_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_xslt_header_filter; - - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_xslt_body_filter; - - return NGX_OK; -} - - -static void -ngx_http_xslt_filter_exit(ngx_cycle_t *cycle) -{ - xsltCleanupGlobals(); - xmlCleanupParser(); -} diff --git a/app/nginx/src/http/modules/perl/Makefile.PL b/app/nginx/src/http/modules/perl/Makefile.PL deleted file mode 100644 index 7edadcb..0000000 --- a/app/nginx/src/http/modules/perl/Makefile.PL +++ /dev/null @@ -1,35 +0,0 @@ - -# Copyright (C) Igor Sysoev -# Copyright (C) Nginx, Inc. - -use 5.006001; -use ExtUtils::MakeMaker; - -WriteMakefile( - NAME => 'nginx', - VERSION_FROM => 'nginx.pm', # finds $VERSION - PREREQ_PM => {}, # e.g., Module::Name => 1.1 - - ABSTRACT_FROM => 'nginx.pm', # retrieve abstract from module - AUTHOR => 'Igor Sysoev', - - CCFLAGS => "$ENV{NGX_PM_CFLAGS}", - OPTIMIZE => '-O', - - LDDLFLAGS => "$ENV{NGX_PM_LDFLAGS}", - - INC => join(" ", map { - m#^/# ? "-I $_" : "-I ../../../../../$_" - } (split /\s+/, $ENV{NGX_INCS})), - - depend => { - 'nginx.c' => join(" ", map { - m#^/# ? $_ : "../../../../../$_" - } (split(/\s+/, $ENV{NGX_DEPS}), - "src/http/modules/perl/ngx_http_perl_module.h")) - }, - - PM => { - 'nginx.pm' => '$(INST_LIBDIR)/nginx.pm' - } -); diff --git a/app/nginx/src/http/modules/perl/nginx.pm b/app/nginx/src/http/modules/perl/nginx.pm deleted file mode 100644 index e3f7361..0000000 --- a/app/nginx/src/http/modules/perl/nginx.pm +++ /dev/null @@ -1,138 +0,0 @@ -package nginx; - -use 5.006001; -use strict; -use warnings; - -require Exporter; - -our @ISA = qw(Exporter); - -our @EXPORT = qw( - OK - DECLINED - - HTTP_OK - HTTP_CREATED - HTTP_ACCEPTED - HTTP_NO_CONTENT - HTTP_PARTIAL_CONTENT - - HTTP_MOVED_PERMANENTLY - HTTP_MOVED_TEMPORARILY - HTTP_REDIRECT - HTTP_SEE_OTHER - HTTP_NOT_MODIFIED - HTTP_TEMPORARY_REDIRECT - - HTTP_BAD_REQUEST - HTTP_UNAUTHORIZED - HTTP_PAYMENT_REQUIRED - HTTP_FORBIDDEN - HTTP_NOT_FOUND - HTTP_NOT_ALLOWED - HTTP_NOT_ACCEPTABLE - HTTP_REQUEST_TIME_OUT - HTTP_CONFLICT - HTTP_GONE - HTTP_LENGTH_REQUIRED - HTTP_REQUEST_ENTITY_TOO_LARGE - HTTP_REQUEST_URI_TOO_LARGE - HTTP_UNSUPPORTED_MEDIA_TYPE - HTTP_RANGE_NOT_SATISFIABLE - - HTTP_INTERNAL_SERVER_ERROR - HTTP_SERVER_ERROR - HTTP_NOT_IMPLEMENTED - HTTP_BAD_GATEWAY - HTTP_SERVICE_UNAVAILABLE - HTTP_GATEWAY_TIME_OUT - HTTP_INSUFFICIENT_STORAGE -); - -our $VERSION = '%%VERSION%%'; - -require XSLoader; -XSLoader::load('nginx', $VERSION); - -# Preloaded methods go here. - -use constant OK => 0; -use constant DECLINED => -5; - -use constant HTTP_OK => 200; -use constant HTTP_CREATED => 201; -use constant HTTP_ACCEPTED => 202; -use constant HTTP_NO_CONTENT => 204; -use constant HTTP_PARTIAL_CONTENT => 206; - -use constant HTTP_MOVED_PERMANENTLY => 301; -use constant HTTP_MOVED_TEMPORARILY => 302; -use constant HTTP_REDIRECT => 302; -use constant HTTP_SEE_OTHER => 303; -use constant HTTP_NOT_MODIFIED => 304; -use constant HTTP_TEMPORARY_REDIRECT => 307; - -use constant HTTP_BAD_REQUEST => 400; -use constant HTTP_UNAUTHORIZED => 401; -use constant HTTP_PAYMENT_REQUIRED => 402; -use constant HTTP_FORBIDDEN => 403; -use constant HTTP_NOT_FOUND => 404; -use constant HTTP_NOT_ALLOWED => 405; -use constant HTTP_NOT_ACCEPTABLE => 406; -use constant HTTP_REQUEST_TIME_OUT => 408; -use constant HTTP_CONFLICT => 409; -use constant HTTP_GONE => 410; -use constant HTTP_LENGTH_REQUIRED => 411; -use constant HTTP_REQUEST_ENTITY_TOO_LARGE => 413; -use constant HTTP_REQUEST_URI_TOO_LARGE => 414; -use constant HTTP_UNSUPPORTED_MEDIA_TYPE => 415; -use constant HTTP_RANGE_NOT_SATISFIABLE => 416; - -use constant HTTP_INTERNAL_SERVER_ERROR => 500; -use constant HTTP_SERVER_ERROR => 500; -use constant HTTP_NOT_IMPLEMENTED => 501; -use constant HTTP_BAD_GATEWAY => 502; -use constant HTTP_SERVICE_UNAVAILABLE => 503; -use constant HTTP_GATEWAY_TIME_OUT => 504; -use constant HTTP_INSUFFICIENT_STORAGE => 507; - - -sub rflush { - my $r = shift; - - $r->flush; -} - - -1; -__END__ - -=head1 NAME - -nginx - Perl interface to the nginx HTTP server API - -=head1 SYNOPSIS - - use nginx; - -=head1 DESCRIPTION - -This module provides a Perl interface to the nginx HTTP server API. - - -=head1 SEE ALSO - -http://nginx.org/en/docs/http/ngx_http_perl_module.html - -=head1 AUTHOR - -Igor Sysoev - -=head1 COPYRIGHT AND LICENSE - -Copyright (C) Igor Sysoev -Copyright (C) Nginx, Inc. - - -=cut diff --git a/app/nginx/src/http/modules/perl/nginx.xs b/app/nginx/src/http/modules/perl/nginx.xs deleted file mode 100644 index cca64da..0000000 --- a/app/nginx/src/http/modules/perl/nginx.xs +++ /dev/null @@ -1,1039 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#define PERL_NO_GET_CONTEXT - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_http_perl_module.h> - -#include "XSUB.h" - - -#define ngx_http_perl_set_request(r) \ - r = INT2PTR(ngx_http_request_t *, SvIV((SV *) SvRV(ST(0)))) - - -#define ngx_http_perl_set_targ(p, len) \ - \ - SvUPGRADE(TARG, SVt_PV); \ - SvPOK_on(TARG); \ - sv_setpvn(TARG, (char *) p, len) - - -static ngx_int_t -ngx_http_perl_sv2str(pTHX_ ngx_http_request_t *r, ngx_str_t *s, SV *sv) -{ - u_char *p; - STRLEN len; - - if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PV) { - sv = SvRV(sv); - } - - p = (u_char *) SvPV(sv, len); - - s->len = len; - - if (SvREADONLY(sv) && SvPOK(sv)) { - s->data = p; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl sv2str: %08XD \"%V\"", sv->sv_flags, s); - - return NGX_OK; - } - - s->data = ngx_pnalloc(r->pool, len); - if (s->data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s->data, p, len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl sv2str: %08XD \"%V\"", sv->sv_flags, s); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_perl_output(ngx_http_request_t *r, ngx_buf_t *b) -{ - ngx_chain_t out; -#if (NGX_HTTP_SSI) - ngx_chain_t *cl; - ngx_http_perl_ctx_t *ctx; - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - if (ctx->ssi) { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - cl->next = NULL; - *ctx->ssi->last_out = cl; - ctx->ssi->last_out = &cl->next; - - return NGX_OK; - } -#endif - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -MODULE = nginx PACKAGE = nginx - - -PROTOTYPES: DISABLE - - -void -status(r, code) - CODE: - - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - - r->headers_out.status = SvIV(ST(1)); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl status: %d", r->headers_out.status); - - XSRETURN_UNDEF; - - -void -send_http_header(r, ...) - CODE: - - ngx_http_request_t *r; - SV *sv; - - ngx_http_perl_set_request(r); - - if (r->headers_out.status == 0) { - r->headers_out.status = NGX_HTTP_OK; - } - - if (items != 1) { - sv = ST(1); - - if (ngx_http_perl_sv2str(aTHX_ r, &r->headers_out.content_type, sv) - != NGX_OK) - { - XSRETURN_EMPTY; - } - - r->headers_out.content_type_len = r->headers_out.content_type.len; - - } else { - if (ngx_http_set_content_type(r) != NGX_OK) { - XSRETURN_EMPTY; - } - } - - (void) ngx_http_send_header(r); - - -void -header_only(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - - sv_upgrade(TARG, SVt_IV); - sv_setiv(TARG, r->header_only); - - ST(0) = TARG; - - -void -uri(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - ngx_http_perl_set_targ(r->uri.data, r->uri.len); - - ST(0) = TARG; - - -void -args(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - ngx_http_perl_set_targ(r->args.data, r->args.len); - - ST(0) = TARG; - - -void -request_method(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - ngx_http_perl_set_targ(r->method_name.data, r->method_name.len); - - ST(0) = TARG; - - -void -remote_addr(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - ngx_http_perl_set_targ(r->connection->addr_text.data, - r->connection->addr_text.len); - - ST(0) = TARG; - - -void -header_in(r, key) - CODE: - - dXSTARG; - ngx_http_request_t *r; - SV *key; - u_char *p, *lowcase_key, *value, sep; - STRLEN len; - ssize_t size; - ngx_uint_t i, n, hash; - ngx_array_t *a; - ngx_list_part_t *part; - ngx_table_elt_t *h, **ph; - ngx_http_header_t *hh; - ngx_http_core_main_conf_t *cmcf; - - ngx_http_perl_set_request(r); - - key = ST(1); - - if (SvROK(key) && SvTYPE(SvRV(key)) == SVt_PV) { - key = SvRV(key); - } - - p = (u_char *) SvPV(key, len); - - /* look up hashed headers */ - - lowcase_key = ngx_pnalloc(r->pool, len); - if (lowcase_key == NULL) { - XSRETURN_UNDEF; - } - - hash = ngx_hash_strlow(lowcase_key, p, len); - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - hh = ngx_hash_find(&cmcf->headers_in_hash, hash, lowcase_key, len); - - if (hh) { - - if (hh->offset == offsetof(ngx_http_headers_in_t, cookies)) { - sep = ';'; - goto multi; - } -#if (NGX_HTTP_X_FORWARDED_FOR) - if (hh->offset == offsetof(ngx_http_headers_in_t, x_forwarded_for)) { - sep = ','; - goto multi; - } -#endif - - ph = (ngx_table_elt_t **) ((char *) &r->headers_in + hh->offset); - - if (*ph) { - ngx_http_perl_set_targ((*ph)->value.data, (*ph)->value.len); - - goto done; - } - - XSRETURN_UNDEF; - - multi: - - /* Cookie, X-Forwarded-For */ - - a = (ngx_array_t *) ((char *) &r->headers_in + hh->offset); - - n = a->nelts; - - if (n == 0) { - XSRETURN_UNDEF; - } - - ph = a->elts; - - if (n == 1) { - ngx_http_perl_set_targ((*ph)->value.data, (*ph)->value.len); - - goto done; - } - - size = - (ssize_t) (sizeof("; ") - 1); - - for (i = 0; i < n; i++) { - size += ph[i]->value.len + sizeof("; ") - 1; - } - - value = ngx_pnalloc(r->pool, size); - if (value == NULL) { - XSRETURN_UNDEF; - } - - p = value; - - for (i = 0; /* void */ ; i++) { - p = ngx_copy(p, ph[i]->value.data, ph[i]->value.len); - - if (i == n - 1) { - break; - } - - *p++ = sep; *p++ = ' '; - } - - ngx_http_perl_set_targ(value, size); - - goto done; - } - - /* iterate over all headers */ - - part = &r->headers_in.headers.part; - h = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - h = part->elts; - i = 0; - } - - if (len != h[i].key.len - || ngx_strcasecmp(p, h[i].key.data) != 0) - { - continue; - } - - ngx_http_perl_set_targ(h[i].value.data, h[i].value.len); - - goto done; - } - - XSRETURN_UNDEF; - - done: - - ST(0) = TARG; - - -void -has_request_body(r, next) - CODE: - - dXSTARG; - ngx_http_request_t *r; - ngx_http_perl_ctx_t *ctx; - - ngx_http_perl_set_request(r); - - if (r->headers_in.content_length_n <= 0 && !r->headers_in.chunked) { - XSRETURN_UNDEF; - } - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - ctx->next = SvRV(ST(1)); - - r->request_body_in_single_buf = 1; - r->request_body_in_persistent_file = 1; - r->request_body_in_clean_file = 1; - - if (r->request_body_in_file_only) { - r->request_body_file_log_level = 0; - } - - ngx_http_read_client_request_body(r, ngx_http_perl_handle_request); - - sv_upgrade(TARG, SVt_IV); - sv_setiv(TARG, 1); - - ST(0) = TARG; - - -void -request_body(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - u_char *p, *data; - size_t len; - ngx_buf_t *buf; - ngx_chain_t *cl; - - ngx_http_perl_set_request(r); - - if (r->request_body == NULL - || r->request_body->temp_file - || r->request_body->bufs == NULL) - { - XSRETURN_UNDEF; - } - - cl = r->request_body->bufs; - buf = cl->buf; - - if (cl->next == NULL) { - len = buf->last - buf->pos; - data = buf->pos; - goto done; - } - - len = buf->last - buf->pos; - cl = cl->next; - - for ( /* void */ ; cl; cl = cl->next) { - buf = cl->buf; - len += buf->last - buf->pos; - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - XSRETURN_UNDEF; - } - - data = p; - cl = r->request_body->bufs; - - for ( /* void */ ; cl; cl = cl->next) { - buf = cl->buf; - p = ngx_cpymem(p, buf->pos, buf->last - buf->pos); - } - - done: - - if (len == 0) { - XSRETURN_UNDEF; - } - - ngx_http_perl_set_targ(data, len); - - ST(0) = TARG; - - -void -request_body_file(r) - CODE: - - dXSTARG; - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - - if (r->request_body == NULL || r->request_body->temp_file == NULL) { - XSRETURN_UNDEF; - } - - ngx_http_perl_set_targ(r->request_body->temp_file->file.name.data, - r->request_body->temp_file->file.name.len); - - ST(0) = TARG; - - -void -discard_request_body(r) - CODE: - - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - - ngx_http_discard_request_body(r); - - -void -header_out(r, key, value) - CODE: - - ngx_http_request_t *r; - SV *key; - SV *value; - ngx_table_elt_t *header; - - ngx_http_perl_set_request(r); - - key = ST(1); - value = ST(2); - - header = ngx_list_push(&r->headers_out.headers); - if (header == NULL) { - XSRETURN_EMPTY; - } - - header->hash = 1; - - if (ngx_http_perl_sv2str(aTHX_ r, &header->key, key) != NGX_OK) { - XSRETURN_EMPTY; - } - - if (ngx_http_perl_sv2str(aTHX_ r, &header->value, value) != NGX_OK) { - XSRETURN_EMPTY; - } - - if (header->key.len == sizeof("Content-Length") - 1 - && ngx_strncasecmp(header->key.data, (u_char *) "Content-Length", - sizeof("Content-Length") - 1) == 0) - { - r->headers_out.content_length_n = (off_t) SvIV(value); - r->headers_out.content_length = header; - } - - if (header->key.len == sizeof("Content-Encoding") - 1 - && ngx_strncasecmp(header->key.data, (u_char *) "Content-Encoding", - sizeof("Content-Encoding") - 1) == 0) - { - r->headers_out.content_encoding = header; - } - - -void -filename(r) - CODE: - - dXSTARG; - size_t root; - ngx_http_request_t *r; - ngx_http_perl_ctx_t *ctx; - - ngx_http_perl_set_request(r); - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - if (ctx->filename.data) { - goto done; - } - - if (ngx_http_map_uri_to_path(r, &ctx->filename, &root, 0) == NULL) { - XSRETURN_UNDEF; - } - - ctx->filename.len--; - sv_setpv(PL_statname, (char *) ctx->filename.data); - - done: - - ngx_http_perl_set_targ(ctx->filename.data, ctx->filename.len); - - ST(0) = TARG; - - -void -print(r, ...) - CODE: - - ngx_http_request_t *r; - SV *sv; - int i; - u_char *p; - size_t size; - STRLEN len; - ngx_buf_t *b; - - ngx_http_perl_set_request(r); - - if (items == 2) { - - /* - * do zero copy for prolate single read-only SV: - * $r->print("some text\n"); - */ - - sv = ST(1); - - if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PV) { - sv = SvRV(sv); - } - - if (SvREADONLY(sv) && SvPOK(sv)) { - - p = (u_char *) SvPV(sv, len); - - if (len == 0) { - XSRETURN_EMPTY; - } - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - XSRETURN_EMPTY; - } - - b->memory = 1; - b->pos = p; - b->last = p + len; - b->start = p; - b->end = b->last; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "$r->print: read-only SV: %z", len); - - goto out; - } - } - - size = 0; - - for (i = 1; i < items; i++) { - - sv = ST(i); - - if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PV) { - sv = SvRV(sv); - } - - (void) SvPV(sv, len); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "$r->print: copy SV: %z", len); - - size += len; - } - - if (size == 0) { - XSRETURN_EMPTY; - } - - b = ngx_create_temp_buf(r->pool, size); - if (b == NULL) { - XSRETURN_EMPTY; - } - - for (i = 1; i < items; i++) { - sv = ST(i); - - if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PV) { - sv = SvRV(sv); - } - - p = (u_char *) SvPV(sv, len); - b->last = ngx_cpymem(b->last, p, len); - } - - out: - - (void) ngx_http_perl_output(r, b); - - -void -sendfile(r, filename, offset = -1, bytes = 0) - CODE: - - ngx_http_request_t *r; - char *filename; - off_t offset; - size_t bytes; - ngx_str_t path; - ngx_buf_t *b; - ngx_open_file_info_t of; - ngx_http_core_loc_conf_t *clcf; - - ngx_http_perl_set_request(r); - - filename = SvPV_nolen(ST(1)); - - if (filename == NULL) { - croak("sendfile(): NULL filename"); - } - - offset = items < 3 ? -1 : SvIV(ST(2)); - bytes = items < 4 ? 0 : SvIV(ST(3)); - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - XSRETURN_EMPTY; - } - - b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); - if (b->file == NULL) { - XSRETURN_EMPTY; - } - - path.len = ngx_strlen(filename); - - path.data = ngx_pnalloc(r->pool, path.len + 1); - if (path.data == NULL) { - XSRETURN_EMPTY; - } - - (void) ngx_cpystrn(path.data, (u_char *) filename, path.len + 1); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - XSRETURN_EMPTY; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - if (of.err == 0) { - XSRETURN_EMPTY; - } - - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - "%s \"%s\" failed", of.failed, filename); - XSRETURN_EMPTY; - } - - if (offset == -1) { - offset = 0; - } - - if (bytes == 0) { - bytes = of.size - offset; - } - - b->in_file = 1; - - b->file_pos = offset; - b->file_last = offset + bytes; - - b->file->fd = of.fd; - b->file->log = r->connection->log; - b->file->directio = of.is_directio; - - (void) ngx_http_perl_output(r, b); - - -void -flush(r) - CODE: - - ngx_http_request_t *r; - ngx_buf_t *b; - - ngx_http_perl_set_request(r); - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - XSRETURN_EMPTY; - } - - b->flush = 1; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "$r->flush"); - - (void) ngx_http_perl_output(r, b); - - XSRETURN_EMPTY; - - -void -internal_redirect(r, uri) - CODE: - - ngx_http_request_t *r; - SV *uri; - ngx_uint_t i; - ngx_http_perl_ctx_t *ctx; - - ngx_http_perl_set_request(r); - - uri = ST(1); - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - if (ngx_http_perl_sv2str(aTHX_ r, &ctx->redirect_uri, uri) != NGX_OK) { - XSRETURN_EMPTY; - } - - for (i = 0; i < ctx->redirect_uri.len; i++) { - if (ctx->redirect_uri.data[i] == '?') { - - ctx->redirect_args.len = ctx->redirect_uri.len - (i + 1); - ctx->redirect_args.data = &ctx->redirect_uri.data[i + 1]; - ctx->redirect_uri.len = i; - - XSRETURN_EMPTY; - } - } - - -void -allow_ranges(r) - CODE: - - ngx_http_request_t *r; - - ngx_http_perl_set_request(r); - - r->allow_ranges = 1; - - -void -unescape(r, text, type = 0) - CODE: - - dXSTARG; - ngx_http_request_t *r; - SV *text; - int type; - u_char *p, *dst, *src; - STRLEN len; - - ngx_http_perl_set_request(r); - - text = ST(1); - - src = (u_char *) SvPV(text, len); - - p = ngx_pnalloc(r->pool, len + 1); - if (p == NULL) { - XSRETURN_UNDEF; - } - - dst = p; - - type = items < 3 ? 0 : SvIV(ST(2)); - - ngx_unescape_uri(&dst, &src, len, (ngx_uint_t) type); - *dst = '\0'; - - ngx_http_perl_set_targ(p, dst - p); - - ST(0) = TARG; - - -void -variable(r, name, value = NULL) - CODE: - - dXSTARG; - ngx_http_request_t *r; - SV *name, *value; - u_char *p, *lowcase; - STRLEN len; - ngx_str_t var, val; - ngx_uint_t i, hash; - ngx_http_perl_var_t *v; - ngx_http_perl_ctx_t *ctx; - ngx_http_variable_value_t *vv; - - ngx_http_perl_set_request(r); - - name = ST(1); - - if (SvROK(name) && SvTYPE(SvRV(name)) == SVt_PV) { - name = SvRV(name); - } - - if (items == 2) { - value = NULL; - - } else { - value = ST(2); - - if (SvROK(value) && SvTYPE(SvRV(value)) == SVt_PV) { - value = SvRV(value); - } - - if (ngx_http_perl_sv2str(aTHX_ r, &val, value) != NGX_OK) { - XSRETURN_UNDEF; - } - } - - p = (u_char *) SvPV(name, len); - - lowcase = ngx_pnalloc(r->pool, len); - if (lowcase == NULL) { - XSRETURN_UNDEF; - } - - hash = ngx_hash_strlow(lowcase, p, len); - - var.len = len; - var.data = lowcase; -#if (NGX_DEBUG) - - if (value) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl variable: \"%V\"=\"%V\"", &var, &val); - } else { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl variable: \"%V\"", &var); - } -#endif - - vv = ngx_http_get_variable(r, &var, hash); - if (vv == NULL) { - XSRETURN_UNDEF; - } - - if (vv->not_found) { - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - if (ctx->variables) { - - v = ctx->variables->elts; - for (i = 0; i < ctx->variables->nelts; i++) { - - if (hash != v[i].hash - || len != v[i].name.len - || ngx_strncmp(lowcase, v[i].name.data, len) != 0) - { - continue; - } - - if (value) { - v[i].value = val; - XSRETURN_UNDEF; - } - - ngx_http_perl_set_targ(v[i].value.data, v[i].value.len); - - goto done; - } - } - - if (value) { - if (ctx->variables == NULL) { - ctx->variables = ngx_array_create(r->pool, 1, - sizeof(ngx_http_perl_var_t)); - if (ctx->variables == NULL) { - XSRETURN_UNDEF; - } - } - - v = ngx_array_push(ctx->variables); - if (v == NULL) { - XSRETURN_UNDEF; - } - - v->hash = hash; - v->name.len = len; - v->name.data = lowcase; - v->value = val; - - XSRETURN_UNDEF; - } - - XSRETURN_UNDEF; - } - - if (value) { - vv->len = val.len; - vv->valid = 1; - vv->no_cacheable = 0; - vv->not_found = 0; - vv->data = val.data; - - XSRETURN_UNDEF; - } - - ngx_http_perl_set_targ(vv->data, vv->len); - - done: - - ST(0) = TARG; - - -void -sleep(r, sleep, next) - CODE: - - ngx_http_request_t *r; - ngx_msec_t sleep; - ngx_http_perl_ctx_t *ctx; - - ngx_http_perl_set_request(r); - - sleep = (ngx_msec_t) SvIV(ST(1)); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl sleep: %M", sleep); - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - ctx->next = SvRV(ST(2)); - - r->connection->write->delayed = 1; - ngx_add_timer(r->connection->write, sleep); - - r->write_event_handler = ngx_http_perl_sleep_handler; - r->main->count++; - - -void -log_error(r, err, msg) - CODE: - - ngx_http_request_t *r; - SV *err, *msg; - u_char *p; - STRLEN len; - ngx_err_t e; - - ngx_http_perl_set_request(r); - - err = ST(1); - - if (SvROK(err) && SvTYPE(SvRV(err)) == SVt_PV) { - err = SvRV(err); - } - - e = SvIV(err); - - msg = ST(2); - - if (SvROK(msg) && SvTYPE(SvRV(msg)) == SVt_PV) { - msg = SvRV(msg); - } - - p = (u_char *) SvPV(msg, len); - - ngx_log_error(NGX_LOG_ERR, r->connection->log, e, "perl: %s", p); diff --git a/app/nginx/src/http/modules/perl/ngx_http_perl_module.c b/app/nginx/src/http/modules/perl/ngx_http_perl_module.c deleted file mode 100644 index 6d3be91..0000000 --- a/app/nginx/src/http/modules/perl/ngx_http_perl_module.c +++ /dev/null @@ -1,1086 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_http_perl_module.h> - - -typedef struct { - PerlInterpreter *perl; - HV *nginx; - ngx_array_t *modules; - ngx_array_t *requires; -} ngx_http_perl_main_conf_t; - - -typedef struct { - SV *sub; - ngx_str_t handler; -} ngx_http_perl_loc_conf_t; - - -typedef struct { - SV *sub; - ngx_str_t handler; -} ngx_http_perl_variable_t; - - -#if (NGX_HTTP_SSI) -static ngx_int_t ngx_http_perl_ssi(ngx_http_request_t *r, - ngx_http_ssi_ctx_t *ssi_ctx, ngx_str_t **params); -#endif - -static char *ngx_http_perl_init_interpreter(ngx_conf_t *cf, - ngx_http_perl_main_conf_t *pmcf); -static PerlInterpreter *ngx_http_perl_create_interpreter(ngx_conf_t *cf, - ngx_http_perl_main_conf_t *pmcf); -static ngx_int_t ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, - ngx_log_t *log); -static ngx_int_t ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, - HV *nginx, SV *sub, SV **args, ngx_str_t *handler, ngx_str_t *rv); -static void ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv); - -static ngx_int_t ngx_http_perl_preconfiguration(ngx_conf_t *cf); -static void *ngx_http_perl_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf); -static void *ngx_http_perl_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); -static char *ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); - -#if (NGX_HAVE_PERL_MULTIPLICITY) -static void ngx_http_perl_cleanup_perl(void *data); -#endif - -static ngx_int_t ngx_http_perl_init_worker(ngx_cycle_t *cycle); -static void ngx_http_perl_exit(ngx_cycle_t *cycle); - - -static ngx_command_t ngx_http_perl_commands[] = { - - { ngx_string("perl_modules"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_perl_main_conf_t, modules), - NULL }, - - { ngx_string("perl_require"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_array_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_perl_main_conf_t, requires), - NULL }, - - { ngx_string("perl"), - NGX_HTTP_LOC_CONF|NGX_HTTP_LMT_CONF|NGX_CONF_TAKE1, - ngx_http_perl, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("perl_set"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE2, - ngx_http_perl_set, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_perl_module_ctx = { - ngx_http_perl_preconfiguration, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_perl_create_main_conf, /* create main configuration */ - ngx_http_perl_init_main_conf, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_perl_create_loc_conf, /* create location configuration */ - ngx_http_perl_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_perl_module = { - NGX_MODULE_V1, - &ngx_http_perl_module_ctx, /* module context */ - ngx_http_perl_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - ngx_http_perl_init_worker, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - ngx_http_perl_exit, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -#if (NGX_HTTP_SSI) - -#define NGX_HTTP_PERL_SSI_SUB 0 -#define NGX_HTTP_PERL_SSI_ARG 1 - - -static ngx_http_ssi_param_t ngx_http_perl_ssi_params[] = { - { ngx_string("sub"), NGX_HTTP_PERL_SSI_SUB, 1, 0 }, - { ngx_string("arg"), NGX_HTTP_PERL_SSI_ARG, 0, 1 }, - { ngx_null_string, 0, 0, 0 } -}; - -static ngx_http_ssi_command_t ngx_http_perl_ssi_command = { - ngx_string("perl"), ngx_http_perl_ssi, ngx_http_perl_ssi_params, 0, 0, 1 -}; - -#endif - - -static ngx_str_t ngx_null_name = ngx_null_string; -static HV *nginx_stash; - -#if (NGX_HAVE_PERL_MULTIPLICITY) -static ngx_uint_t ngx_perl_term; -#else -static PerlInterpreter *perl; -#endif - - -static void -ngx_http_perl_xs_init(pTHX) -{ - newXS("DynaLoader::boot_DynaLoader", boot_DynaLoader, __FILE__); - - nginx_stash = gv_stashpv("nginx", TRUE); -} - - -static ngx_int_t -ngx_http_perl_handler(ngx_http_request_t *r) -{ - r->main->count++; - - ngx_http_perl_handle_request(r); - - return NGX_DONE; -} - - -void -ngx_http_perl_handle_request(ngx_http_request_t *r) -{ - SV *sub; - ngx_int_t rc; - ngx_str_t uri, args, *handler; - ngx_http_perl_ctx_t *ctx; - ngx_http_perl_loc_conf_t *plcf; - ngx_http_perl_main_conf_t *pmcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl handler"); - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - if (ctx == NULL) { - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); - if (ctx == NULL) { - ngx_http_finalize_request(r, NGX_ERROR); - return; - } - - ngx_http_set_ctx(r, ctx, ngx_http_perl_module); - } - - pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); - - { - - dTHXa(pmcf->perl); - PERL_SET_CONTEXT(pmcf->perl); - PERL_SET_INTERP(pmcf->perl); - - if (ctx->next == NULL) { - plcf = ngx_http_get_module_loc_conf(r, ngx_http_perl_module); - sub = plcf->sub; - handler = &plcf->handler; - - } else { - sub = ctx->next; - handler = &ngx_null_name; - ctx->next = NULL; - } - - rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sub, NULL, handler, - NULL); - - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl handler done: %i", rc); - - if (rc == NGX_DONE) { - ngx_http_finalize_request(r, rc); - return; - } - - if (rc > 600) { - rc = NGX_OK; - } - - if (ctx->redirect_uri.len) { - uri = ctx->redirect_uri; - args = ctx->redirect_args; - - } else { - uri.len = 0; - } - - ctx->filename.data = NULL; - ctx->redirect_uri.len = 0; - - if (ctx->done || ctx->next) { - ngx_http_finalize_request(r, NGX_DONE); - return; - } - - if (uri.len) { - ngx_http_internal_redirect(r, &uri, &args); - ngx_http_finalize_request(r, NGX_DONE); - return; - } - - if (rc == NGX_OK || rc == NGX_HTTP_OK) { - ngx_http_send_special(r, NGX_HTTP_LAST); - ctx->done = 1; - } - - ngx_http_finalize_request(r, rc); -} - - -void -ngx_http_perl_sleep_handler(ngx_http_request_t *r) -{ - ngx_event_t *wev; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl sleep handler"); - - wev = r->connection->write; - - if (wev->delayed) { - - if (ngx_handle_write_event(wev, 0) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - } - - return; - } - - ngx_http_perl_handle_request(r); -} - - -static ngx_int_t -ngx_http_perl_variable(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_perl_variable_t *pv = (ngx_http_perl_variable_t *) data; - - ngx_int_t rc; - ngx_str_t value; - ngx_http_perl_ctx_t *ctx; - ngx_http_perl_main_conf_t *pmcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl variable handler"); - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - if (ctx == NULL) { - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_perl_module); - } - - pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); - - value.data = NULL; - - { - - dTHXa(pmcf->perl); - PERL_SET_CONTEXT(pmcf->perl); - PERL_SET_INTERP(pmcf->perl); - - rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, pv->sub, NULL, - &pv->handler, &value); - - } - - if (value.data) { - v->len = value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = value.data; - - } else { - v->not_found = 1; - } - - ctx->filename.data = NULL; - ctx->redirect_uri.len = 0; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl variable done"); - - return rc; -} - - -#if (NGX_HTTP_SSI) - -static ngx_int_t -ngx_http_perl_ssi(ngx_http_request_t *r, ngx_http_ssi_ctx_t *ssi_ctx, - ngx_str_t **params) -{ - SV *sv, **asv; - ngx_int_t rc; - ngx_str_t *handler, **args; - ngx_uint_t i; - ngx_http_perl_ctx_t *ctx; - ngx_http_perl_main_conf_t *pmcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "perl ssi handler"); - - ctx = ngx_http_get_module_ctx(r, ngx_http_perl_module); - - if (ctx == NULL) { - ctx = ngx_pcalloc(r->pool, sizeof(ngx_http_perl_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_perl_module); - } - - pmcf = ngx_http_get_module_main_conf(r, ngx_http_perl_module); - - ctx->ssi = ssi_ctx; - - handler = params[NGX_HTTP_PERL_SSI_SUB]; - handler->data[handler->len] = '\0'; - - { - - dTHXa(pmcf->perl); - PERL_SET_CONTEXT(pmcf->perl); - PERL_SET_INTERP(pmcf->perl); - -#if 0 - - /* the code is disabled to force the precompiled perl code using only */ - - ngx_http_perl_eval_anon_sub(aTHX_ handler, &sv); - - if (sv == &PL_sv_undef) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "eval_pv(\"%V\") failed", handler); - return NGX_ERROR; - } - - if (sv == NULL) { - sv = newSVpvn((char *) handler->data, handler->len); - } - -#endif - - sv = newSVpvn((char *) handler->data, handler->len); - - args = ¶ms[NGX_HTTP_PERL_SSI_ARG]; - - if (args[0]) { - - for (i = 0; args[i]; i++) { /* void */ } - - asv = ngx_pcalloc(r->pool, (i + 1) * sizeof(SV *)); - - if (asv == NULL) { - SvREFCNT_dec(sv); - return NGX_ERROR; - } - - asv[0] = (SV *) (uintptr_t) i; - - for (i = 0; args[i]; i++) { - asv[i + 1] = newSVpvn((char *) args[i]->data, args[i]->len); - } - - } else { - asv = NULL; - } - - rc = ngx_http_perl_call_handler(aTHX_ r, pmcf->nginx, sv, asv, handler, - NULL); - - SvREFCNT_dec(sv); - - } - - ctx->filename.data = NULL; - ctx->redirect_uri.len = 0; - ctx->ssi = NULL; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, "perl ssi done"); - - return rc; -} - -#endif - - -static char * -ngx_http_perl_init_interpreter(ngx_conf_t *cf, ngx_http_perl_main_conf_t *pmcf) -{ - ngx_str_t *m; - ngx_uint_t i; -#if (NGX_HAVE_PERL_MULTIPLICITY) - ngx_pool_cleanup_t *cln; - - cln = ngx_pool_cleanup_add(cf->pool, 0); - if (cln == NULL) { - return NGX_CONF_ERROR; - } - -#endif - -#ifdef NGX_PERL_MODULES - if (pmcf->modules == NGX_CONF_UNSET_PTR) { - - pmcf->modules = ngx_array_create(cf->pool, 1, sizeof(ngx_str_t)); - if (pmcf->modules == NULL) { - return NGX_CONF_ERROR; - } - - m = ngx_array_push(pmcf->modules); - if (m == NULL) { - return NGX_CONF_ERROR; - } - - ngx_str_set(m, NGX_PERL_MODULES); - } -#endif - - if (pmcf->modules != NGX_CONF_UNSET_PTR) { - m = pmcf->modules->elts; - for (i = 0; i < pmcf->modules->nelts; i++) { - if (ngx_conf_full_name(cf->cycle, &m[i], 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - } - -#if !(NGX_HAVE_PERL_MULTIPLICITY) - - if (perl) { - - if (ngx_set_environment(cf->cycle, NULL) == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - pmcf->perl = perl; - pmcf->nginx = nginx_stash; - - return NGX_CONF_OK; - } - -#endif - - if (nginx_stash == NULL) { - PERL_SYS_INIT(&ngx_argc, &ngx_argv); - } - - pmcf->perl = ngx_http_perl_create_interpreter(cf, pmcf); - - if (pmcf->perl == NULL) { - return NGX_CONF_ERROR; - } - - pmcf->nginx = nginx_stash; - -#if (NGX_HAVE_PERL_MULTIPLICITY) - - cln->handler = ngx_http_perl_cleanup_perl; - cln->data = pmcf->perl; - -#else - - perl = pmcf->perl; - -#endif - - return NGX_CONF_OK; -} - - -static PerlInterpreter * -ngx_http_perl_create_interpreter(ngx_conf_t *cf, - ngx_http_perl_main_conf_t *pmcf) -{ - int n; - STRLEN len; - SV *sv; - char *ver, **embedding; - ngx_str_t *m; - ngx_uint_t i; - PerlInterpreter *perl; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cf->log, 0, "create perl interpreter"); - - if (ngx_set_environment(cf->cycle, NULL) == NULL) { - return NULL; - } - - perl = perl_alloc(); - if (perl == NULL) { - ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_alloc() failed"); - return NULL; - } - - { - - dTHXa(perl); - PERL_SET_CONTEXT(perl); - PERL_SET_INTERP(perl); - - perl_construct(perl); - -#ifdef PERL_EXIT_DESTRUCT_END - PL_exit_flags |= PERL_EXIT_DESTRUCT_END; -#endif - - n = (pmcf->modules != NGX_CONF_UNSET_PTR) ? pmcf->modules->nelts * 2 : 0; - - embedding = ngx_palloc(cf->pool, (5 + n) * sizeof(char *)); - if (embedding == NULL) { - goto fail; - } - - embedding[0] = ""; - - if (n++) { - m = pmcf->modules->elts; - for (i = 0; i < pmcf->modules->nelts; i++) { - embedding[2 * i + 1] = "-I"; - embedding[2 * i + 2] = (char *) m[i].data; - } - } - - embedding[n++] = "-Mnginx"; - embedding[n++] = "-e"; - embedding[n++] = "0"; - embedding[n] = NULL; - - n = perl_parse(perl, ngx_http_perl_xs_init, n, embedding, NULL); - - if (n != 0) { - ngx_log_error(NGX_LOG_ALERT, cf->log, 0, "perl_parse() failed: %d", n); - goto fail; - } - - sv = get_sv("nginx::VERSION", FALSE); - ver = SvPV(sv, len); - - if (ngx_strcmp(ver, NGINX_VERSION) != 0) { - ngx_log_error(NGX_LOG_ALERT, cf->log, 0, - "version " NGINX_VERSION " of nginx.pm is required, " - "but %s was found", ver); - goto fail; - } - - if (ngx_http_perl_run_requires(aTHX_ pmcf->requires, cf->log) != NGX_OK) { - goto fail; - } - - } - - return perl; - -fail: - - (void) perl_destruct(perl); - - perl_free(perl); - - return NULL; -} - - -static ngx_int_t -ngx_http_perl_run_requires(pTHX_ ngx_array_t *requires, ngx_log_t *log) -{ - u_char *err; - STRLEN len; - ngx_str_t *script; - ngx_uint_t i; - - if (requires == NGX_CONF_UNSET_PTR) { - return NGX_OK; - } - - script = requires->elts; - for (i = 0; i < requires->nelts; i++) { - - require_pv((char *) script[i].data); - - if (SvTRUE(ERRSV)) { - - err = (u_char *) SvPV(ERRSV, len); - while (--len && (err[len] == CR || err[len] == LF)) { /* void */ } - - ngx_log_error(NGX_LOG_EMERG, log, 0, - "require_pv(\"%s\") failed: \"%*s\"", - script[i].data, len + 1, err); - - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_perl_call_handler(pTHX_ ngx_http_request_t *r, HV *nginx, SV *sub, - SV **args, ngx_str_t *handler, ngx_str_t *rv) -{ - SV *sv; - int n, status; - char *line; - u_char *err; - STRLEN len, n_a; - ngx_uint_t i; - ngx_connection_t *c; - - dSP; - - status = 0; - - ENTER; - SAVETMPS; - - PUSHMARK(sp); - - sv = sv_2mortal(sv_bless(newRV_noinc(newSViv(PTR2IV(r))), nginx)); - XPUSHs(sv); - - if (args) { - EXTEND(sp, (intptr_t) args[0]); - - for (i = 1; i <= (uintptr_t) args[0]; i++) { - PUSHs(sv_2mortal(args[i])); - } - } - - PUTBACK; - - c = r->connection; - - n = call_sv(sub, G_EVAL); - - SPAGAIN; - - if (n) { - if (rv == NULL) { - status = POPi; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "call_sv: %d", status); - - } else { - line = SvPVx(POPs, n_a); - rv->len = n_a; - - rv->data = ngx_pnalloc(r->pool, n_a); - if (rv->data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(rv->data, line, n_a); - } - } - - PUTBACK; - - FREETMPS; - LEAVE; - - /* check $@ */ - - if (SvTRUE(ERRSV)) { - - err = (u_char *) SvPV(ERRSV, len); - while (--len && (err[len] == CR || err[len] == LF)) { /* void */ } - - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "call_sv(\"%V\") failed: \"%*s\"", handler, len + 1, err); - - if (rv) { - return NGX_ERROR; - } - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (n != 1) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "call_sv(\"%V\") returned %d results", handler, n); - status = NGX_OK; - } - - if (rv) { - return NGX_OK; - } - - return (ngx_int_t) status; -} - - -static void -ngx_http_perl_eval_anon_sub(pTHX_ ngx_str_t *handler, SV **sv) -{ - u_char *p; - - for (p = handler->data; *p; p++) { - if (*p != ' ' && *p != '\t' && *p != CR && *p != LF) { - break; - } - } - - if (ngx_strncmp(p, "sub ", 4) == 0 - || ngx_strncmp(p, "sub{", 4) == 0 - || ngx_strncmp(p, "use ", 4) == 0) - { - *sv = eval_pv((char *) p, FALSE); - - /* eval_pv() does not set ERRSV on failure */ - - return; - } - - *sv = NULL; -} - - -static void * -ngx_http_perl_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_perl_main_conf_t *pmcf; - - pmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_main_conf_t)); - if (pmcf == NULL) { - return NULL; - } - - pmcf->modules = NGX_CONF_UNSET_PTR; - pmcf->requires = NGX_CONF_UNSET_PTR; - - return pmcf; -} - - -static char * -ngx_http_perl_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_perl_main_conf_t *pmcf = conf; - - if (pmcf->perl == NULL) { - if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -#if (NGX_HAVE_PERL_MULTIPLICITY) - -static void -ngx_http_perl_cleanup_perl(void *data) -{ - PerlInterpreter *perl = data; - - PERL_SET_CONTEXT(perl); - PERL_SET_INTERP(perl); - - (void) perl_destruct(perl); - - perl_free(perl); - - if (ngx_perl_term) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, "perl term"); - - PERL_SYS_TERM(); - } -} - -#endif - - -static ngx_int_t -ngx_http_perl_preconfiguration(ngx_conf_t *cf) -{ -#if (NGX_HTTP_SSI) - ngx_int_t rc; - ngx_http_ssi_main_conf_t *smcf; - - smcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_ssi_filter_module); - - rc = ngx_hash_add_key(&smcf->commands, &ngx_http_perl_ssi_command.name, - &ngx_http_perl_ssi_command, NGX_HASH_READONLY_KEY); - - if (rc != NGX_OK) { - if (rc == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting SSI command \"%V\"", - &ngx_http_perl_ssi_command.name); - } - - return NGX_ERROR; - } -#endif - - return NGX_OK; -} - - -static void * -ngx_http_perl_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_perl_loc_conf_t *plcf; - - plcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_perl_loc_conf_t)); - if (plcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * plcf->handler = { 0, NULL }; - */ - - return plcf; -} - - -static char * -ngx_http_perl_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_perl_loc_conf_t *prev = parent; - ngx_http_perl_loc_conf_t *conf = child; - - if (conf->sub == NULL) { - conf->sub = prev->sub; - conf->handler = prev->handler; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_perl(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_perl_loc_conf_t *plcf = conf; - - ngx_str_t *value; - ngx_http_core_loc_conf_t *clcf; - ngx_http_perl_main_conf_t *pmcf; - - value = cf->args->elts; - - if (plcf->handler.data) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate perl handler \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); - - if (pmcf->perl == NULL) { - if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - } - - plcf->handler = value[1]; - - { - - dTHXa(pmcf->perl); - PERL_SET_CONTEXT(pmcf->perl); - PERL_SET_INTERP(pmcf->perl); - - ngx_http_perl_eval_anon_sub(aTHX_ &value[1], &plcf->sub); - - if (plcf->sub == &PL_sv_undef) { - ngx_conf_log_error(NGX_LOG_ERR, cf, 0, - "eval_pv(\"%V\") failed", &value[1]); - return NGX_CONF_ERROR; - } - - if (plcf->sub == NULL) { - plcf->sub = newSVpvn((char *) value[1].data, value[1].len); - } - - } - - clcf = ngx_http_conf_get_module_loc_conf(cf, ngx_http_core_module); - clcf->handler = ngx_http_perl_handler; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_perl_set(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_int_t index; - ngx_str_t *value; - ngx_http_variable_t *v; - ngx_http_perl_variable_t *pv; - ngx_http_perl_main_conf_t *pmcf; - - value = cf->args->elts; - - if (value[1].data[0] != '$') { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - value[1].len--; - value[1].data++; - - v = ngx_http_add_variable(cf, &value[1], NGX_HTTP_VAR_CHANGEABLE); - if (v == NULL) { - return NGX_CONF_ERROR; - } - - pv = ngx_palloc(cf->pool, sizeof(ngx_http_perl_variable_t)); - if (pv == NULL) { - return NGX_CONF_ERROR; - } - - index = ngx_http_get_variable_index(cf, &value[1]); - if (index == NGX_ERROR) { - return NGX_CONF_ERROR; - } - - pmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_perl_module); - - if (pmcf->perl == NULL) { - if (ngx_http_perl_init_interpreter(cf, pmcf) != NGX_CONF_OK) { - return NGX_CONF_ERROR; - } - } - - pv->handler = value[2]; - - { - - dTHXa(pmcf->perl); - PERL_SET_CONTEXT(pmcf->perl); - PERL_SET_INTERP(pmcf->perl); - - ngx_http_perl_eval_anon_sub(aTHX_ &value[2], &pv->sub); - - if (pv->sub == &PL_sv_undef) { - ngx_conf_log_error(NGX_LOG_ERR, cf, 0, - "eval_pv(\"%V\") failed", &value[2]); - return NGX_CONF_ERROR; - } - - if (pv->sub == NULL) { - pv->sub = newSVpvn((char *) value[2].data, value[2].len); - } - - } - - v->get_handler = ngx_http_perl_variable; - v->data = (uintptr_t) pv; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_perl_init_worker(ngx_cycle_t *cycle) -{ - ngx_http_perl_main_conf_t *pmcf; - - pmcf = ngx_http_cycle_get_module_main_conf(cycle, ngx_http_perl_module); - - if (pmcf) { - dTHXa(pmcf->perl); - PERL_SET_CONTEXT(pmcf->perl); - PERL_SET_INTERP(pmcf->perl); - - /* set worker's $$ */ - - sv_setiv(GvSV(gv_fetchpv("$", TRUE, SVt_PV)), (I32) ngx_pid); - } - - return NGX_OK; -} - - -static void -ngx_http_perl_exit(ngx_cycle_t *cycle) -{ -#if (NGX_HAVE_PERL_MULTIPLICITY) - - /* - * the master exit hook is run before global pool cleanup, - * therefore just set flag here - */ - - ngx_perl_term = 1; - -#else - - if (nginx_stash) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, cycle->log, 0, "perl term"); - - (void) perl_destruct(perl); - - perl_free(perl); - - PERL_SYS_TERM(); - } - -#endif -} diff --git a/app/nginx/src/http/modules/perl/ngx_http_perl_module.h b/app/nginx/src/http/modules/perl/ngx_http_perl_module.h deleted file mode 100644 index 5e60b03..0000000 --- a/app/nginx/src/http/modules/perl/ngx_http_perl_module.h +++ /dev/null @@ -1,67 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_PERL_MODULE_H_INCLUDED_ -#define _NGX_HTTP_PERL_MODULE_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <nginx.h> - -#include <EXTERN.h> -#include <perl.h> - - -typedef ngx_http_request_t *nginx; - -typedef struct { - ngx_str_t filename; - ngx_str_t redirect_uri; - ngx_str_t redirect_args; - - SV *next; - - ngx_uint_t done; /* unsigned done:1; */ - - ngx_array_t *variables; /* array of ngx_http_perl_var_t */ - -#if (NGX_HTTP_SSI) - ngx_http_ssi_ctx_t *ssi; -#endif -} ngx_http_perl_ctx_t; - - -typedef struct { - ngx_uint_t hash; - ngx_str_t name; - ngx_str_t value; -} ngx_http_perl_var_t; - - -extern ngx_module_t ngx_http_perl_module; - - -/* - * workaround for "unused variable `Perl___notused'" warning - * when building with perl 5.6.1 - */ -#ifndef PERL_IMPLICIT_CONTEXT -#undef dTHXa -#define dTHXa(a) -#endif - - -extern void boot_DynaLoader(pTHX_ CV* cv); - - -void ngx_http_perl_handle_request(ngx_http_request_t *r); -void ngx_http_perl_sleep_handler(ngx_http_request_t *r); - - -#endif /* _NGX_HTTP_PERL_MODULE_H_INCLUDED_ */ diff --git a/app/nginx/src/http/modules/perl/typemap b/app/nginx/src/http/modules/perl/typemap deleted file mode 100644 index e2f1a4c..0000000 --- a/app/nginx/src/http/modules/perl/typemap +++ /dev/null @@ -1,3 +0,0 @@ -TYPEMAP - -nginx T_PTROBJ diff --git a/app/nginx/src/http/ngx_http.c b/app/nginx/src/http/ngx_http.c deleted file mode 100644 index c036389..0000000 --- a/app/nginx/src/http/ngx_http.c +++ /dev/null @@ -1,2081 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static char *ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static ngx_int_t ngx_http_init_phases(ngx_conf_t *cf, - ngx_http_core_main_conf_t *cmcf); -static ngx_int_t ngx_http_init_headers_in_hash(ngx_conf_t *cf, - ngx_http_core_main_conf_t *cmcf); -static ngx_int_t ngx_http_init_phase_handlers(ngx_conf_t *cf, - ngx_http_core_main_conf_t *cmcf); - -static ngx_int_t ngx_http_add_addresses(ngx_conf_t *cf, - ngx_http_core_srv_conf_t *cscf, ngx_http_conf_port_t *port, - ngx_http_listen_opt_t *lsopt); -static ngx_int_t ngx_http_add_address(ngx_conf_t *cf, - ngx_http_core_srv_conf_t *cscf, ngx_http_conf_port_t *port, - ngx_http_listen_opt_t *lsopt); -static ngx_int_t ngx_http_add_server(ngx_conf_t *cf, - ngx_http_core_srv_conf_t *cscf, ngx_http_conf_addr_t *addr); - -static char *ngx_http_merge_servers(ngx_conf_t *cf, - ngx_http_core_main_conf_t *cmcf, ngx_http_module_t *module, - ngx_uint_t ctx_index); -static char *ngx_http_merge_locations(ngx_conf_t *cf, - ngx_queue_t *locations, void **loc_conf, ngx_http_module_t *module, - ngx_uint_t ctx_index); -static ngx_int_t ngx_http_init_locations(ngx_conf_t *cf, - ngx_http_core_srv_conf_t *cscf, ngx_http_core_loc_conf_t *pclcf); -static ngx_int_t ngx_http_init_static_location_trees(ngx_conf_t *cf, - ngx_http_core_loc_conf_t *pclcf); -static ngx_int_t ngx_http_cmp_locations(const ngx_queue_t *one, - const ngx_queue_t *two); -static ngx_int_t ngx_http_join_exact_locations(ngx_conf_t *cf, - ngx_queue_t *locations); -static void ngx_http_create_locations_list(ngx_queue_t *locations, - ngx_queue_t *q); -static ngx_http_location_tree_node_t * - ngx_http_create_locations_tree(ngx_conf_t *cf, ngx_queue_t *locations, - size_t prefix); - -static ngx_int_t ngx_http_optimize_servers(ngx_conf_t *cf, - ngx_http_core_main_conf_t *cmcf, ngx_array_t *ports); -static ngx_int_t ngx_http_server_names(ngx_conf_t *cf, - ngx_http_core_main_conf_t *cmcf, ngx_http_conf_addr_t *addr); -static ngx_int_t ngx_http_cmp_conf_addrs(const void *one, const void *two); -static int ngx_libc_cdecl ngx_http_cmp_dns_wildcards(const void *one, - const void *two); - -static ngx_int_t ngx_http_init_listening(ngx_conf_t *cf, - ngx_http_conf_port_t *port); -static ngx_listening_t *ngx_http_add_listening(ngx_conf_t *cf, - ngx_http_conf_addr_t *addr); -static ngx_int_t ngx_http_add_addrs(ngx_conf_t *cf, ngx_http_port_t *hport, - ngx_http_conf_addr_t *addr); -#if (NGX_HAVE_INET6) -static ngx_int_t ngx_http_add_addrs6(ngx_conf_t *cf, ngx_http_port_t *hport, - ngx_http_conf_addr_t *addr); -#endif - -ngx_uint_t ngx_http_max_module; - - -ngx_http_output_header_filter_pt ngx_http_top_header_filter; -ngx_http_output_body_filter_pt ngx_http_top_body_filter; -ngx_http_request_body_filter_pt ngx_http_top_request_body_filter; - - -ngx_str_t ngx_http_html_default_types[] = { - ngx_string("text/html"), - ngx_null_string -}; - - -static ngx_command_t ngx_http_commands[] = { - - { ngx_string("http"), - NGX_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_http_block, - 0, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_core_module_t ngx_http_module_ctx = { - ngx_string("http"), - NULL, - NULL -}; - - -ngx_module_t ngx_http_module = { - NGX_MODULE_V1, - &ngx_http_module_ctx, /* module context */ - ngx_http_commands, /* module directives */ - NGX_CORE_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static char * -ngx_http_block(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *rv; - ngx_uint_t mi, m, s; - ngx_conf_t pcf; - ngx_http_module_t *module; - ngx_http_conf_ctx_t *ctx; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t **cscfp; - ngx_http_core_main_conf_t *cmcf; - - if (*(ngx_http_conf_ctx_t **) conf) { - return "is duplicate"; - } - - /* the main http context */ - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - *(ngx_http_conf_ctx_t **) conf = ctx; - - - /* count the number of the http modules and set up their indices */ - - ngx_http_max_module = ngx_count_modules(cf->cycle, NGX_HTTP_MODULE); - - - /* the http main_conf context, it is the same in the all http contexts */ - - ctx->main_conf = ngx_pcalloc(cf->pool, - sizeof(void *) * ngx_http_max_module); - if (ctx->main_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * the http null srv_conf context, it is used to merge - * the server{}s' srv_conf's - */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * the http null loc_conf context, it is used to merge - * the server{}s' loc_conf's - */ - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - - /* - * create the main_conf's, the null srv_conf's, and the null loc_conf's - * of the all http modules - */ - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - mi = cf->cycle->modules[m]->ctx_index; - - if (module->create_main_conf) { - ctx->main_conf[mi] = module->create_main_conf(cf); - if (ctx->main_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - - if (module->create_srv_conf) { - ctx->srv_conf[mi] = module->create_srv_conf(cf); - if (ctx->srv_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - - if (module->create_loc_conf) { - ctx->loc_conf[mi] = module->create_loc_conf(cf); - if (ctx->loc_conf[mi] == NULL) { - return NGX_CONF_ERROR; - } - } - } - - pcf = *cf; - cf->ctx = ctx; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->preconfiguration) { - if (module->preconfiguration(cf) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - } - - /* parse inside the http{} block */ - - cf->module_type = NGX_HTTP_MODULE; - cf->cmd_type = NGX_HTTP_MAIN_CONF; - rv = ngx_conf_parse(cf, NULL); - - if (rv != NGX_CONF_OK) { - goto failed; - } - - /* - * init http{} main_conf's, merge the server{}s' srv_conf's - * and its location{}s' loc_conf's - */ - - cmcf = ctx->main_conf[ngx_http_core_module.ctx_index]; - cscfp = cmcf->servers.elts; - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - mi = cf->cycle->modules[m]->ctx_index; - - /* init http{} main_conf's */ - - if (module->init_main_conf) { - rv = module->init_main_conf(cf, ctx->main_conf[mi]); - if (rv != NGX_CONF_OK) { - goto failed; - } - } - - rv = ngx_http_merge_servers(cf, cmcf, module, mi); - if (rv != NGX_CONF_OK) { - goto failed; - } - } - - - /* create location trees */ - - for (s = 0; s < cmcf->servers.nelts; s++) { - - clcf = cscfp[s]->ctx->loc_conf[ngx_http_core_module.ctx_index]; - - if (ngx_http_init_locations(cf, cscfp[s], clcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_http_init_static_location_trees(cf, clcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - - if (ngx_http_init_phases(cf, cmcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (ngx_http_init_headers_in_hash(cf, cmcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->postconfiguration) { - if (module->postconfiguration(cf) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - } - - if (ngx_http_variables_init_vars(cf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - /* - * http{}'s cf->ctx was needed while the configuration merging - * and in postconfiguration process - */ - - *cf = pcf; - - - if (ngx_http_init_phase_handlers(cf, cmcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - - /* optimize the lists of ports, addresses and server names */ - - if (ngx_http_optimize_servers(cf, cmcf, cmcf->ports) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - -failed: - - *cf = pcf; - - return rv; -} - - -static ngx_int_t -ngx_http_init_phases(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf) -{ - if (ngx_array_init(&cmcf->phases[NGX_HTTP_POST_READ_PHASE].handlers, - cf->pool, 1, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_HTTP_SERVER_REWRITE_PHASE].handlers, - cf->pool, 1, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers, - cf->pool, 1, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_HTTP_PREACCESS_PHASE].handlers, - cf->pool, 1, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers, - cf->pool, 2, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_HTTP_CONTENT_PHASE].handlers, - cf->pool, 4, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->phases[NGX_HTTP_LOG_PHASE].handlers, - cf->pool, 1, sizeof(ngx_http_handler_pt)) - != NGX_OK) - { - return NGX_ERROR; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_init_headers_in_hash(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf) -{ - ngx_array_t headers_in; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_header_t *header; - - if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (header = ngx_http_headers_in; header->name.len; header++) { - hk = ngx_array_push(&headers_in); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key = header->name; - hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); - hk->value = header; - } - - hash.hash = &cmcf->headers_in_hash; - hash.key = ngx_hash_key_lc; - hash.max_size = 512; - hash.bucket_size = ngx_align(64, ngx_cacheline_size); - hash.name = "headers_in_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_init_phase_handlers(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf) -{ - ngx_int_t j; - ngx_uint_t i, n; - ngx_uint_t find_config_index, use_rewrite, use_access; - ngx_http_handler_pt *h; - ngx_http_phase_handler_t *ph; - ngx_http_phase_handler_pt checker; - - cmcf->phase_engine.server_rewrite_index = (ngx_uint_t) -1; - cmcf->phase_engine.location_rewrite_index = (ngx_uint_t) -1; - find_config_index = 0; - use_rewrite = cmcf->phases[NGX_HTTP_REWRITE_PHASE].handlers.nelts ? 1 : 0; - use_access = cmcf->phases[NGX_HTTP_ACCESS_PHASE].handlers.nelts ? 1 : 0; - - n = 1 /* find config phase */ - + use_rewrite /* post rewrite phase */ - + use_access /* post access phase */ - + cmcf->try_files; - - for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) { - n += cmcf->phases[i].handlers.nelts; - } - - ph = ngx_pcalloc(cf->pool, - n * sizeof(ngx_http_phase_handler_t) + sizeof(void *)); - if (ph == NULL) { - return NGX_ERROR; - } - - cmcf->phase_engine.handlers = ph; - n = 0; - - for (i = 0; i < NGX_HTTP_LOG_PHASE; i++) { - h = cmcf->phases[i].handlers.elts; - - switch (i) { - - case NGX_HTTP_SERVER_REWRITE_PHASE: - if (cmcf->phase_engine.server_rewrite_index == (ngx_uint_t) -1) { - cmcf->phase_engine.server_rewrite_index = n; - } - checker = ngx_http_core_rewrite_phase; - - break; - - case NGX_HTTP_FIND_CONFIG_PHASE: - find_config_index = n; - - ph->checker = ngx_http_core_find_config_phase; - n++; - ph++; - - continue; - - case NGX_HTTP_REWRITE_PHASE: - if (cmcf->phase_engine.location_rewrite_index == (ngx_uint_t) -1) { - cmcf->phase_engine.location_rewrite_index = n; - } - checker = ngx_http_core_rewrite_phase; - - break; - - case NGX_HTTP_POST_REWRITE_PHASE: - if (use_rewrite) { - ph->checker = ngx_http_core_post_rewrite_phase; - ph->next = find_config_index; - n++; - ph++; - } - - continue; - - case NGX_HTTP_ACCESS_PHASE: - checker = ngx_http_core_access_phase; - n++; - break; - - case NGX_HTTP_POST_ACCESS_PHASE: - if (use_access) { - ph->checker = ngx_http_core_post_access_phase; - ph->next = n; - ph++; - } - - continue; - - case NGX_HTTP_TRY_FILES_PHASE: - if (cmcf->try_files) { - ph->checker = ngx_http_core_try_files_phase; - n++; - ph++; - } - - continue; - - case NGX_HTTP_CONTENT_PHASE: - checker = ngx_http_core_content_phase; - break; - - default: - checker = ngx_http_core_generic_phase; - } - - n += cmcf->phases[i].handlers.nelts; - - for (j = cmcf->phases[i].handlers.nelts - 1; j >=0; j--) { - ph->checker = checker; - ph->handler = h[j]; - ph->next = n; - ph++; - } - } - - return NGX_OK; -} - - -static char * -ngx_http_merge_servers(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf, - ngx_http_module_t *module, ngx_uint_t ctx_index) -{ - char *rv; - ngx_uint_t s; - ngx_http_conf_ctx_t *ctx, saved; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t **cscfp; - - cscfp = cmcf->servers.elts; - ctx = (ngx_http_conf_ctx_t *) cf->ctx; - saved = *ctx; - rv = NGX_CONF_OK; - - for (s = 0; s < cmcf->servers.nelts; s++) { - - /* merge the server{}s' srv_conf's */ - - ctx->srv_conf = cscfp[s]->ctx->srv_conf; - - if (module->merge_srv_conf) { - rv = module->merge_srv_conf(cf, saved.srv_conf[ctx_index], - cscfp[s]->ctx->srv_conf[ctx_index]); - if (rv != NGX_CONF_OK) { - goto failed; - } - } - - if (module->merge_loc_conf) { - - /* merge the server{}'s loc_conf */ - - ctx->loc_conf = cscfp[s]->ctx->loc_conf; - - rv = module->merge_loc_conf(cf, saved.loc_conf[ctx_index], - cscfp[s]->ctx->loc_conf[ctx_index]); - if (rv != NGX_CONF_OK) { - goto failed; - } - - /* merge the locations{}' loc_conf's */ - - clcf = cscfp[s]->ctx->loc_conf[ngx_http_core_module.ctx_index]; - - rv = ngx_http_merge_locations(cf, clcf->locations, - cscfp[s]->ctx->loc_conf, - module, ctx_index); - if (rv != NGX_CONF_OK) { - goto failed; - } - } - } - -failed: - - *ctx = saved; - - return rv; -} - - -static char * -ngx_http_merge_locations(ngx_conf_t *cf, ngx_queue_t *locations, - void **loc_conf, ngx_http_module_t *module, ngx_uint_t ctx_index) -{ - char *rv; - ngx_queue_t *q; - ngx_http_conf_ctx_t *ctx, saved; - ngx_http_core_loc_conf_t *clcf; - ngx_http_location_queue_t *lq; - - if (locations == NULL) { - return NGX_CONF_OK; - } - - ctx = (ngx_http_conf_ctx_t *) cf->ctx; - saved = *ctx; - - for (q = ngx_queue_head(locations); - q != ngx_queue_sentinel(locations); - q = ngx_queue_next(q)) - { - lq = (ngx_http_location_queue_t *) q; - - clcf = lq->exact ? lq->exact : lq->inclusive; - ctx->loc_conf = clcf->loc_conf; - - rv = module->merge_loc_conf(cf, loc_conf[ctx_index], - clcf->loc_conf[ctx_index]); - if (rv != NGX_CONF_OK) { - return rv; - } - - rv = ngx_http_merge_locations(cf, clcf->locations, clcf->loc_conf, - module, ctx_index); - if (rv != NGX_CONF_OK) { - return rv; - } - } - - *ctx = saved; - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_init_locations(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, - ngx_http_core_loc_conf_t *pclcf) -{ - ngx_uint_t n; - ngx_queue_t *q, *locations, *named, tail; - ngx_http_core_loc_conf_t *clcf; - ngx_http_location_queue_t *lq; - ngx_http_core_loc_conf_t **clcfp; -#if (NGX_PCRE) - ngx_uint_t r; - ngx_queue_t *regex; -#endif - - locations = pclcf->locations; - - if (locations == NULL) { - return NGX_OK; - } - - ngx_queue_sort(locations, ngx_http_cmp_locations); - - named = NULL; - n = 0; -#if (NGX_PCRE) - regex = NULL; - r = 0; -#endif - - for (q = ngx_queue_head(locations); - q != ngx_queue_sentinel(locations); - q = ngx_queue_next(q)) - { - lq = (ngx_http_location_queue_t *) q; - - clcf = lq->exact ? lq->exact : lq->inclusive; - - if (ngx_http_init_locations(cf, NULL, clcf) != NGX_OK) { - return NGX_ERROR; - } - -#if (NGX_PCRE) - - if (clcf->regex) { - r++; - - if (regex == NULL) { - regex = q; - } - - continue; - } - -#endif - - if (clcf->named) { - n++; - - if (named == NULL) { - named = q; - } - - continue; - } - - if (clcf->noname) { - break; - } - } - - if (q != ngx_queue_sentinel(locations)) { - ngx_queue_split(locations, q, &tail); - } - - if (named) { - clcfp = ngx_palloc(cf->pool, - (n + 1) * sizeof(ngx_http_core_loc_conf_t *)); - if (clcfp == NULL) { - return NGX_ERROR; - } - - cscf->named_locations = clcfp; - - for (q = named; - q != ngx_queue_sentinel(locations); - q = ngx_queue_next(q)) - { - lq = (ngx_http_location_queue_t *) q; - - *(clcfp++) = lq->exact; - } - - *clcfp = NULL; - - ngx_queue_split(locations, named, &tail); - } - -#if (NGX_PCRE) - - if (regex) { - - clcfp = ngx_palloc(cf->pool, - (r + 1) * sizeof(ngx_http_core_loc_conf_t *)); - if (clcfp == NULL) { - return NGX_ERROR; - } - - pclcf->regex_locations = clcfp; - - for (q = regex; - q != ngx_queue_sentinel(locations); - q = ngx_queue_next(q)) - { - lq = (ngx_http_location_queue_t *) q; - - *(clcfp++) = lq->exact; - } - - *clcfp = NULL; - - ngx_queue_split(locations, regex, &tail); - } - -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_init_static_location_trees(ngx_conf_t *cf, - ngx_http_core_loc_conf_t *pclcf) -{ - ngx_queue_t *q, *locations; - ngx_http_core_loc_conf_t *clcf; - ngx_http_location_queue_t *lq; - - locations = pclcf->locations; - - if (locations == NULL) { - return NGX_OK; - } - - if (ngx_queue_empty(locations)) { - return NGX_OK; - } - - for (q = ngx_queue_head(locations); - q != ngx_queue_sentinel(locations); - q = ngx_queue_next(q)) - { - lq = (ngx_http_location_queue_t *) q; - - clcf = lq->exact ? lq->exact : lq->inclusive; - - if (ngx_http_init_static_location_trees(cf, clcf) != NGX_OK) { - return NGX_ERROR; - } - } - - if (ngx_http_join_exact_locations(cf, locations) != NGX_OK) { - return NGX_ERROR; - } - - ngx_http_create_locations_list(locations, ngx_queue_head(locations)); - - pclcf->static_locations = ngx_http_create_locations_tree(cf, locations, 0); - if (pclcf->static_locations == NULL) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_http_add_location(ngx_conf_t *cf, ngx_queue_t **locations, - ngx_http_core_loc_conf_t *clcf) -{ - ngx_http_location_queue_t *lq; - - if (*locations == NULL) { - *locations = ngx_palloc(cf->temp_pool, - sizeof(ngx_http_location_queue_t)); - if (*locations == NULL) { - return NGX_ERROR; - } - - ngx_queue_init(*locations); - } - - lq = ngx_palloc(cf->temp_pool, sizeof(ngx_http_location_queue_t)); - if (lq == NULL) { - return NGX_ERROR; - } - - if (clcf->exact_match -#if (NGX_PCRE) - || clcf->regex -#endif - || clcf->named || clcf->noname) - { - lq->exact = clcf; - lq->inclusive = NULL; - - } else { - lq->exact = NULL; - lq->inclusive = clcf; - } - - lq->name = &clcf->name; - lq->file_name = cf->conf_file->file.name.data; - lq->line = cf->conf_file->line; - - ngx_queue_init(&lq->list); - - ngx_queue_insert_tail(*locations, &lq->queue); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_cmp_locations(const ngx_queue_t *one, const ngx_queue_t *two) -{ - ngx_int_t rc; - ngx_http_core_loc_conf_t *first, *second; - ngx_http_location_queue_t *lq1, *lq2; - - lq1 = (ngx_http_location_queue_t *) one; - lq2 = (ngx_http_location_queue_t *) two; - - first = lq1->exact ? lq1->exact : lq1->inclusive; - second = lq2->exact ? lq2->exact : lq2->inclusive; - - if (first->noname && !second->noname) { - /* shift no named locations to the end */ - return 1; - } - - if (!first->noname && second->noname) { - /* shift no named locations to the end */ - return -1; - } - - if (first->noname || second->noname) { - /* do not sort no named locations */ - return 0; - } - - if (first->named && !second->named) { - /* shift named locations to the end */ - return 1; - } - - if (!first->named && second->named) { - /* shift named locations to the end */ - return -1; - } - - if (first->named && second->named) { - return ngx_strcmp(first->name.data, second->name.data); - } - -#if (NGX_PCRE) - - if (first->regex && !second->regex) { - /* shift the regex matches to the end */ - return 1; - } - - if (!first->regex && second->regex) { - /* shift the regex matches to the end */ - return -1; - } - - if (first->regex || second->regex) { - /* do not sort the regex matches */ - return 0; - } - -#endif - - rc = ngx_filename_cmp(first->name.data, second->name.data, - ngx_min(first->name.len, second->name.len) + 1); - - if (rc == 0 && !first->exact_match && second->exact_match) { - /* an exact match must be before the same inclusive one */ - return 1; - } - - return rc; -} - - -static ngx_int_t -ngx_http_join_exact_locations(ngx_conf_t *cf, ngx_queue_t *locations) -{ - ngx_queue_t *q, *x; - ngx_http_location_queue_t *lq, *lx; - - q = ngx_queue_head(locations); - - while (q != ngx_queue_last(locations)) { - - x = ngx_queue_next(q); - - lq = (ngx_http_location_queue_t *) q; - lx = (ngx_http_location_queue_t *) x; - - if (lq->name->len == lx->name->len - && ngx_filename_cmp(lq->name->data, lx->name->data, lx->name->len) - == 0) - { - if ((lq->exact && lx->exact) || (lq->inclusive && lx->inclusive)) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "duplicate location \"%V\" in %s:%ui", - lx->name, lx->file_name, lx->line); - - return NGX_ERROR; - } - - lq->inclusive = lx->inclusive; - - ngx_queue_remove(x); - - continue; - } - - q = ngx_queue_next(q); - } - - return NGX_OK; -} - - -static void -ngx_http_create_locations_list(ngx_queue_t *locations, ngx_queue_t *q) -{ - u_char *name; - size_t len; - ngx_queue_t *x, tail; - ngx_http_location_queue_t *lq, *lx; - - if (q == ngx_queue_last(locations)) { - return; - } - - lq = (ngx_http_location_queue_t *) q; - - if (lq->inclusive == NULL) { - ngx_http_create_locations_list(locations, ngx_queue_next(q)); - return; - } - - len = lq->name->len; - name = lq->name->data; - - for (x = ngx_queue_next(q); - x != ngx_queue_sentinel(locations); - x = ngx_queue_next(x)) - { - lx = (ngx_http_location_queue_t *) x; - - if (len > lx->name->len - || ngx_filename_cmp(name, lx->name->data, len) != 0) - { - break; - } - } - - q = ngx_queue_next(q); - - if (q == x) { - ngx_http_create_locations_list(locations, x); - return; - } - - ngx_queue_split(locations, q, &tail); - ngx_queue_add(&lq->list, &tail); - - if (x == ngx_queue_sentinel(locations)) { - ngx_http_create_locations_list(&lq->list, ngx_queue_head(&lq->list)); - return; - } - - ngx_queue_split(&lq->list, x, &tail); - ngx_queue_add(locations, &tail); - - ngx_http_create_locations_list(&lq->list, ngx_queue_head(&lq->list)); - - ngx_http_create_locations_list(locations, x); -} - - -/* - * to keep cache locality for left leaf nodes, allocate nodes in following - * order: node, left subtree, right subtree, inclusive subtree - */ - -static ngx_http_location_tree_node_t * -ngx_http_create_locations_tree(ngx_conf_t *cf, ngx_queue_t *locations, - size_t prefix) -{ - size_t len; - ngx_queue_t *q, tail; - ngx_http_location_queue_t *lq; - ngx_http_location_tree_node_t *node; - - q = ngx_queue_middle(locations); - - lq = (ngx_http_location_queue_t *) q; - len = lq->name->len - prefix; - - node = ngx_palloc(cf->pool, - offsetof(ngx_http_location_tree_node_t, name) + len); - if (node == NULL) { - return NULL; - } - - node->left = NULL; - node->right = NULL; - node->tree = NULL; - node->exact = lq->exact; - node->inclusive = lq->inclusive; - - node->auto_redirect = (u_char) ((lq->exact && lq->exact->auto_redirect) - || (lq->inclusive && lq->inclusive->auto_redirect)); - - node->len = (u_char) len; - ngx_memcpy(node->name, &lq->name->data[prefix], len); - - ngx_queue_split(locations, q, &tail); - - if (ngx_queue_empty(locations)) { - /* - * ngx_queue_split() insures that if left part is empty, - * then right one is empty too - */ - goto inclusive; - } - - node->left = ngx_http_create_locations_tree(cf, locations, prefix); - if (node->left == NULL) { - return NULL; - } - - ngx_queue_remove(q); - - if (ngx_queue_empty(&tail)) { - goto inclusive; - } - - node->right = ngx_http_create_locations_tree(cf, &tail, prefix); - if (node->right == NULL) { - return NULL; - } - -inclusive: - - if (ngx_queue_empty(&lq->list)) { - return node; - } - - node->tree = ngx_http_create_locations_tree(cf, &lq->list, prefix + len); - if (node->tree == NULL) { - return NULL; - } - - return node; -} - - -ngx_int_t -ngx_http_add_listen(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, - ngx_http_listen_opt_t *lsopt) -{ - in_port_t p; - ngx_uint_t i; - struct sockaddr *sa; - ngx_http_conf_port_t *port; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - if (cmcf->ports == NULL) { - cmcf->ports = ngx_array_create(cf->temp_pool, 2, - sizeof(ngx_http_conf_port_t)); - if (cmcf->ports == NULL) { - return NGX_ERROR; - } - } - - sa = &lsopt->sockaddr.sockaddr; - p = ngx_inet_get_port(sa); - - port = cmcf->ports->elts; - for (i = 0; i < cmcf->ports->nelts; i++) { - - if (p != port[i].port || sa->sa_family != port[i].family) { - continue; - } - - /* a port is already in the port list */ - - return ngx_http_add_addresses(cf, cscf, &port[i], lsopt); - } - - /* add a port to the port list */ - - port = ngx_array_push(cmcf->ports); - if (port == NULL) { - return NGX_ERROR; - } - - port->family = sa->sa_family; - port->port = p; - port->addrs.elts = NULL; - - return ngx_http_add_address(cf, cscf, port, lsopt); -} - - -static ngx_int_t -ngx_http_add_addresses(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, - ngx_http_conf_port_t *port, ngx_http_listen_opt_t *lsopt) -{ - ngx_uint_t i, default_server, proxy_protocol; - ngx_http_conf_addr_t *addr; -#if (NGX_HTTP_SSL) - ngx_uint_t ssl; -#endif -#if (NGX_HTTP_V2) - ngx_uint_t http2; -#endif - - /* - * we cannot compare whole sockaddr struct's as kernel - * may fill some fields in inherited sockaddr struct's - */ - - addr = port->addrs.elts; - - for (i = 0; i < port->addrs.nelts; i++) { - - if (ngx_cmp_sockaddr(&lsopt->sockaddr.sockaddr, lsopt->socklen, - &addr[i].opt.sockaddr.sockaddr, - addr[i].opt.socklen, 0) - != NGX_OK) - { - continue; - } - - /* the address is already in the address list */ - - if (ngx_http_add_server(cf, cscf, &addr[i]) != NGX_OK) { - return NGX_ERROR; - } - - /* preserve default_server bit during listen options overwriting */ - default_server = addr[i].opt.default_server; - - proxy_protocol = lsopt->proxy_protocol || addr[i].opt.proxy_protocol; - -#if (NGX_HTTP_SSL) - ssl = lsopt->ssl || addr[i].opt.ssl; -#endif -#if (NGX_HTTP_V2) - http2 = lsopt->http2 || addr[i].opt.http2; -#endif - - if (lsopt->set) { - - if (addr[i].opt.set) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate listen options for %s", addr[i].opt.addr); - return NGX_ERROR; - } - - addr[i].opt = *lsopt; - } - - /* check the duplicate "default" server for this address:port */ - - if (lsopt->default_server) { - - if (default_server) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "a duplicate default server for %s", addr[i].opt.addr); - return NGX_ERROR; - } - - default_server = 1; - addr[i].default_server = cscf; - } - - addr[i].opt.default_server = default_server; - addr[i].opt.proxy_protocol = proxy_protocol; -#if (NGX_HTTP_SSL) - addr[i].opt.ssl = ssl; -#endif -#if (NGX_HTTP_V2) - addr[i].opt.http2 = http2; -#endif - - return NGX_OK; - } - - /* add the address to the addresses list that bound to this port */ - - return ngx_http_add_address(cf, cscf, port, lsopt); -} - - -/* - * add the server address, the server names and the server core module - * configurations to the port list - */ - -static ngx_int_t -ngx_http_add_address(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, - ngx_http_conf_port_t *port, ngx_http_listen_opt_t *lsopt) -{ - ngx_http_conf_addr_t *addr; - - if (port->addrs.elts == NULL) { - if (ngx_array_init(&port->addrs, cf->temp_pool, 4, - sizeof(ngx_http_conf_addr_t)) - != NGX_OK) - { - return NGX_ERROR; - } - } - -#if (NGX_HTTP_V2 && NGX_HTTP_SSL \ - && !defined TLSEXT_TYPE_application_layer_protocol_negotiation \ - && !defined TLSEXT_TYPE_next_proto_neg) - - if (lsopt->http2 && lsopt->ssl) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "nginx was built with OpenSSL that lacks ALPN " - "and NPN support, HTTP/2 is not enabled for %s", - lsopt->addr); - } - -#endif - - addr = ngx_array_push(&port->addrs); - if (addr == NULL) { - return NGX_ERROR; - } - - addr->opt = *lsopt; - addr->hash.buckets = NULL; - addr->hash.size = 0; - addr->wc_head = NULL; - addr->wc_tail = NULL; -#if (NGX_PCRE) - addr->nregex = 0; - addr->regex = NULL; -#endif - addr->default_server = cscf; - addr->servers.elts = NULL; - - return ngx_http_add_server(cf, cscf, addr); -} - - -/* add the server core module configuration to the address:port */ - -static ngx_int_t -ngx_http_add_server(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, - ngx_http_conf_addr_t *addr) -{ - ngx_uint_t i; - ngx_http_core_srv_conf_t **server; - - if (addr->servers.elts == NULL) { - if (ngx_array_init(&addr->servers, cf->temp_pool, 4, - sizeof(ngx_http_core_srv_conf_t *)) - != NGX_OK) - { - return NGX_ERROR; - } - - } else { - server = addr->servers.elts; - for (i = 0; i < addr->servers.nelts; i++) { - if (server[i] == cscf) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "a duplicate listen %s", addr->opt.addr); - return NGX_ERROR; - } - } - } - - server = ngx_array_push(&addr->servers); - if (server == NULL) { - return NGX_ERROR; - } - - *server = cscf; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_optimize_servers(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf, - ngx_array_t *ports) -{ - ngx_uint_t p, a; - ngx_http_conf_port_t *port; - ngx_http_conf_addr_t *addr; - - if (ports == NULL) { - return NGX_OK; - } - - port = ports->elts; - for (p = 0; p < ports->nelts; p++) { - - ngx_sort(port[p].addrs.elts, (size_t) port[p].addrs.nelts, - sizeof(ngx_http_conf_addr_t), ngx_http_cmp_conf_addrs); - - /* - * check whether all name-based servers have the same - * configuration as a default server for given address:port - */ - - addr = port[p].addrs.elts; - for (a = 0; a < port[p].addrs.nelts; a++) { - - if (addr[a].servers.nelts > 1 -#if (NGX_PCRE) - || addr[a].default_server->captures -#endif - ) - { - if (ngx_http_server_names(cf, cmcf, &addr[a]) != NGX_OK) { - return NGX_ERROR; - } - } - } - - if (ngx_http_init_listening(cf, &port[p]) != NGX_OK) { - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_server_names(ngx_conf_t *cf, ngx_http_core_main_conf_t *cmcf, - ngx_http_conf_addr_t *addr) -{ - ngx_int_t rc; - ngx_uint_t n, s; - ngx_hash_init_t hash; - ngx_hash_keys_arrays_t ha; - ngx_http_server_name_t *name; - ngx_http_core_srv_conf_t **cscfp; -#if (NGX_PCRE) - ngx_uint_t regex, i; - - regex = 0; -#endif - - ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t)); - - ha.temp_pool = ngx_create_pool(NGX_DEFAULT_POOL_SIZE, cf->log); - if (ha.temp_pool == NULL) { - return NGX_ERROR; - } - - ha.pool = cf->pool; - - if (ngx_hash_keys_array_init(&ha, NGX_HASH_LARGE) != NGX_OK) { - goto failed; - } - - cscfp = addr->servers.elts; - - for (s = 0; s < addr->servers.nelts; s++) { - - name = cscfp[s]->server_names.elts; - - for (n = 0; n < cscfp[s]->server_names.nelts; n++) { - -#if (NGX_PCRE) - if (name[n].regex) { - regex++; - continue; - } -#endif - - rc = ngx_hash_add_key(&ha, &name[n].name, name[n].server, - NGX_HASH_WILDCARD_KEY); - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc == NGX_DECLINED) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "invalid server name or wildcard \"%V\" on %s", - &name[n].name, addr->opt.addr); - return NGX_ERROR; - } - - if (rc == NGX_BUSY) { - ngx_log_error(NGX_LOG_WARN, cf->log, 0, - "conflicting server name \"%V\" on %s, ignored", - &name[n].name, addr->opt.addr); - } - } - } - - hash.key = ngx_hash_key_lc; - hash.max_size = cmcf->server_names_hash_max_size; - hash.bucket_size = cmcf->server_names_hash_bucket_size; - hash.name = "server_names_hash"; - hash.pool = cf->pool; - - if (ha.keys.nelts) { - hash.hash = &addr->hash; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, ha.keys.elts, ha.keys.nelts) != NGX_OK) { - goto failed; - } - } - - if (ha.dns_wc_head.nelts) { - - ngx_qsort(ha.dns_wc_head.elts, (size_t) ha.dns_wc_head.nelts, - sizeof(ngx_hash_key_t), ngx_http_cmp_dns_wildcards); - - hash.hash = NULL; - hash.temp_pool = ha.temp_pool; - - if (ngx_hash_wildcard_init(&hash, ha.dns_wc_head.elts, - ha.dns_wc_head.nelts) - != NGX_OK) - { - goto failed; - } - - addr->wc_head = (ngx_hash_wildcard_t *) hash.hash; - } - - if (ha.dns_wc_tail.nelts) { - - ngx_qsort(ha.dns_wc_tail.elts, (size_t) ha.dns_wc_tail.nelts, - sizeof(ngx_hash_key_t), ngx_http_cmp_dns_wildcards); - - hash.hash = NULL; - hash.temp_pool = ha.temp_pool; - - if (ngx_hash_wildcard_init(&hash, ha.dns_wc_tail.elts, - ha.dns_wc_tail.nelts) - != NGX_OK) - { - goto failed; - } - - addr->wc_tail = (ngx_hash_wildcard_t *) hash.hash; - } - - ngx_destroy_pool(ha.temp_pool); - -#if (NGX_PCRE) - - if (regex == 0) { - return NGX_OK; - } - - addr->nregex = regex; - addr->regex = ngx_palloc(cf->pool, regex * sizeof(ngx_http_server_name_t)); - if (addr->regex == NULL) { - return NGX_ERROR; - } - - i = 0; - - for (s = 0; s < addr->servers.nelts; s++) { - - name = cscfp[s]->server_names.elts; - - for (n = 0; n < cscfp[s]->server_names.nelts; n++) { - if (name[n].regex) { - addr->regex[i++] = name[n]; - } - } - } - -#endif - - return NGX_OK; - -failed: - - ngx_destroy_pool(ha.temp_pool); - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_cmp_conf_addrs(const void *one, const void *two) -{ - ngx_http_conf_addr_t *first, *second; - - first = (ngx_http_conf_addr_t *) one; - second = (ngx_http_conf_addr_t *) two; - - if (first->opt.wildcard) { - /* a wildcard address must be the last resort, shift it to the end */ - return 1; - } - - if (second->opt.wildcard) { - /* a wildcard address must be the last resort, shift it to the end */ - return -1; - } - - if (first->opt.bind && !second->opt.bind) { - /* shift explicit bind()ed addresses to the start */ - return -1; - } - - if (!first->opt.bind && second->opt.bind) { - /* shift explicit bind()ed addresses to the start */ - return 1; - } - - /* do not sort by default */ - - return 0; -} - - -static int ngx_libc_cdecl -ngx_http_cmp_dns_wildcards(const void *one, const void *two) -{ - ngx_hash_key_t *first, *second; - - first = (ngx_hash_key_t *) one; - second = (ngx_hash_key_t *) two; - - return ngx_dns_strcmp(first->key.data, second->key.data); -} - - -static ngx_int_t -ngx_http_init_listening(ngx_conf_t *cf, ngx_http_conf_port_t *port) -{ - ngx_uint_t i, last, bind_wildcard; - ngx_listening_t *ls; - ngx_http_port_t *hport; - ngx_http_conf_addr_t *addr; - - addr = port->addrs.elts; - last = port->addrs.nelts; - - /* - * If there is a binding to an "*:port" then we need to bind() to - * the "*:port" only and ignore other implicit bindings. The bindings - * have been already sorted: explicit bindings are on the start, then - * implicit bindings go, and wildcard binding is in the end. - */ - - if (addr[last - 1].opt.wildcard) { - addr[last - 1].opt.bind = 1; - bind_wildcard = 1; - - } else { - bind_wildcard = 0; - } - - i = 0; - - while (i < last) { - - if (bind_wildcard && !addr[i].opt.bind) { - i++; - continue; - } - - ls = ngx_http_add_listening(cf, &addr[i]); - if (ls == NULL) { - return NGX_ERROR; - } - - hport = ngx_pcalloc(cf->pool, sizeof(ngx_http_port_t)); - if (hport == NULL) { - return NGX_ERROR; - } - - ls->servers = hport; - - hport->naddrs = i + 1; - - switch (ls->sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - if (ngx_http_add_addrs6(cf, hport, addr) != NGX_OK) { - return NGX_ERROR; - } - break; -#endif - default: /* AF_INET */ - if (ngx_http_add_addrs(cf, hport, addr) != NGX_OK) { - return NGX_ERROR; - } - break; - } - - if (ngx_clone_listening(cf, ls) != NGX_OK) { - return NGX_ERROR; - } - - addr++; - last--; - } - - return NGX_OK; -} - - -static ngx_listening_t * -ngx_http_add_listening(ngx_conf_t *cf, ngx_http_conf_addr_t *addr) -{ - ngx_listening_t *ls; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t *cscf; - - ls = ngx_create_listening(cf, &addr->opt.sockaddr.sockaddr, - addr->opt.socklen); - if (ls == NULL) { - return NULL; - } - - ls->addr_ntop = 1; - - ls->handler = ngx_http_init_connection; - - cscf = addr->default_server; - ls->pool_size = cscf->connection_pool_size; - ls->post_accept_timeout = cscf->client_header_timeout; - - clcf = cscf->ctx->loc_conf[ngx_http_core_module.ctx_index]; - - ls->logp = clcf->error_log; - ls->log.data = &ls->addr_text; - ls->log.handler = ngx_accept_log_error; - -#if (NGX_WIN32) - { - ngx_iocp_conf_t *iocpcf = NULL; - - if (ngx_get_conf(cf->cycle->conf_ctx, ngx_events_module)) { - iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module); - } - if (iocpcf && iocpcf->acceptex_read) { - ls->post_accept_buffer_size = cscf->client_header_buffer_size; - } - } -#endif - - ls->backlog = addr->opt.backlog; - ls->rcvbuf = addr->opt.rcvbuf; - ls->sndbuf = addr->opt.sndbuf; - - ls->keepalive = addr->opt.so_keepalive; -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - ls->keepidle = addr->opt.tcp_keepidle; - ls->keepintvl = addr->opt.tcp_keepintvl; - ls->keepcnt = addr->opt.tcp_keepcnt; -#endif - -#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) - ls->accept_filter = addr->opt.accept_filter; -#endif - -#if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) - ls->deferred_accept = addr->opt.deferred_accept; -#endif - -#if (NGX_HAVE_INET6) - ls->ipv6only = addr->opt.ipv6only; -#endif - -#if (NGX_HAVE_SETFIB) - ls->setfib = addr->opt.setfib; -#endif - -#if (NGX_HAVE_TCP_FASTOPEN) - ls->fastopen = addr->opt.fastopen; -#endif - -#if (NGX_HAVE_REUSEPORT) - ls->reuseport = addr->opt.reuseport; -#endif - - return ls; -} - - -static ngx_int_t -ngx_http_add_addrs(ngx_conf_t *cf, ngx_http_port_t *hport, - ngx_http_conf_addr_t *addr) -{ - ngx_uint_t i; - ngx_http_in_addr_t *addrs; - struct sockaddr_in *sin; - ngx_http_virtual_names_t *vn; - - hport->addrs = ngx_pcalloc(cf->pool, - hport->naddrs * sizeof(ngx_http_in_addr_t)); - if (hport->addrs == NULL) { - return NGX_ERROR; - } - - addrs = hport->addrs; - - for (i = 0; i < hport->naddrs; i++) { - - sin = &addr[i].opt.sockaddr.sockaddr_in; - addrs[i].addr = sin->sin_addr.s_addr; - addrs[i].conf.default_server = addr[i].default_server; -#if (NGX_HTTP_SSL) - addrs[i].conf.ssl = addr[i].opt.ssl; -#endif -#if (NGX_HTTP_V2) - addrs[i].conf.http2 = addr[i].opt.http2; -#endif - addrs[i].conf.proxy_protocol = addr[i].opt.proxy_protocol; - - if (addr[i].hash.buckets == NULL - && (addr[i].wc_head == NULL - || addr[i].wc_head->hash.buckets == NULL) - && (addr[i].wc_tail == NULL - || addr[i].wc_tail->hash.buckets == NULL) -#if (NGX_PCRE) - && addr[i].nregex == 0 -#endif - ) - { - continue; - } - - vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t)); - if (vn == NULL) { - return NGX_ERROR; - } - - addrs[i].conf.virtual_names = vn; - - vn->names.hash = addr[i].hash; - vn->names.wc_head = addr[i].wc_head; - vn->names.wc_tail = addr[i].wc_tail; -#if (NGX_PCRE) - vn->nregex = addr[i].nregex; - vn->regex = addr[i].regex; -#endif - } - - return NGX_OK; -} - - -#if (NGX_HAVE_INET6) - -static ngx_int_t -ngx_http_add_addrs6(ngx_conf_t *cf, ngx_http_port_t *hport, - ngx_http_conf_addr_t *addr) -{ - ngx_uint_t i; - ngx_http_in6_addr_t *addrs6; - struct sockaddr_in6 *sin6; - ngx_http_virtual_names_t *vn; - - hport->addrs = ngx_pcalloc(cf->pool, - hport->naddrs * sizeof(ngx_http_in6_addr_t)); - if (hport->addrs == NULL) { - return NGX_ERROR; - } - - addrs6 = hport->addrs; - - for (i = 0; i < hport->naddrs; i++) { - - sin6 = &addr[i].opt.sockaddr.sockaddr_in6; - addrs6[i].addr6 = sin6->sin6_addr; - addrs6[i].conf.default_server = addr[i].default_server; -#if (NGX_HTTP_SSL) - addrs6[i].conf.ssl = addr[i].opt.ssl; -#endif -#if (NGX_HTTP_V2) - addrs6[i].conf.http2 = addr[i].opt.http2; -#endif - addrs6[i].conf.proxy_protocol = addr[i].opt.proxy_protocol; - - if (addr[i].hash.buckets == NULL - && (addr[i].wc_head == NULL - || addr[i].wc_head->hash.buckets == NULL) - && (addr[i].wc_tail == NULL - || addr[i].wc_tail->hash.buckets == NULL) -#if (NGX_PCRE) - && addr[i].nregex == 0 -#endif - ) - { - continue; - } - - vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t)); - if (vn == NULL) { - return NGX_ERROR; - } - - addrs6[i].conf.virtual_names = vn; - - vn->names.hash = addr[i].hash; - vn->names.wc_head = addr[i].wc_head; - vn->names.wc_tail = addr[i].wc_tail; -#if (NGX_PCRE) - vn->nregex = addr[i].nregex; - vn->regex = addr[i].regex; -#endif - } - - return NGX_OK; -} - -#endif - - -char * -ngx_http_types_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *p = conf; - - ngx_array_t **types; - ngx_str_t *value, *default_type; - ngx_uint_t i, n, hash; - ngx_hash_key_t *type; - - types = (ngx_array_t **) (p + cmd->offset); - - if (*types == (void *) -1) { - return NGX_CONF_OK; - } - - default_type = cmd->post; - - if (*types == NULL) { - *types = ngx_array_create(cf->temp_pool, 1, sizeof(ngx_hash_key_t)); - if (*types == NULL) { - return NGX_CONF_ERROR; - } - - if (default_type) { - type = ngx_array_push(*types); - if (type == NULL) { - return NGX_CONF_ERROR; - } - - type->key = *default_type; - type->key_hash = ngx_hash_key(default_type->data, - default_type->len); - type->value = (void *) 4; - } - } - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - if (value[i].len == 1 && value[i].data[0] == '*') { - *types = (void *) -1; - return NGX_CONF_OK; - } - - hash = ngx_hash_strlow(value[i].data, value[i].data, value[i].len); - value[i].data[value[i].len] = '\0'; - - type = (*types)->elts; - for (n = 0; n < (*types)->nelts; n++) { - - if (ngx_strcmp(value[i].data, type[n].key.data) == 0) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate MIME type \"%V\"", &value[i]); - goto next; - } - } - - type = ngx_array_push(*types); - if (type == NULL) { - return NGX_CONF_ERROR; - } - - type->key = value[i]; - type->key_hash = hash; - type->value = (void *) 4; - - next: - - continue; - } - - return NGX_CONF_OK; -} - - -char * -ngx_http_merge_types(ngx_conf_t *cf, ngx_array_t **keys, ngx_hash_t *types_hash, - ngx_array_t **prev_keys, ngx_hash_t *prev_types_hash, - ngx_str_t *default_types) -{ - ngx_hash_init_t hash; - - if (*keys) { - - if (*keys == (void *) -1) { - return NGX_CONF_OK; - } - - hash.hash = types_hash; - hash.key = NULL; - hash.max_size = 2048; - hash.bucket_size = 64; - hash.name = "test_types_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, (*keys)->elts, (*keys)->nelts) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - } - - if (prev_types_hash->buckets == NULL) { - - if (*prev_keys == NULL) { - - if (ngx_http_set_default_types(cf, prev_keys, default_types) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - } else if (*prev_keys == (void *) -1) { - *keys = *prev_keys; - return NGX_CONF_OK; - } - - hash.hash = prev_types_hash; - hash.key = NULL; - hash.max_size = 2048; - hash.bucket_size = 64; - hash.name = "test_types_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, (*prev_keys)->elts, (*prev_keys)->nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - *types_hash = *prev_types_hash; - - return NGX_CONF_OK; - -} - - -ngx_int_t -ngx_http_set_default_types(ngx_conf_t *cf, ngx_array_t **types, - ngx_str_t *default_type) -{ - ngx_hash_key_t *type; - - *types = ngx_array_create(cf->temp_pool, 1, sizeof(ngx_hash_key_t)); - if (*types == NULL) { - return NGX_ERROR; - } - - while (default_type->len) { - - type = ngx_array_push(*types); - if (type == NULL) { - return NGX_ERROR; - } - - type->key = *default_type; - type->key_hash = ngx_hash_key(default_type->data, - default_type->len); - type->value = (void *) 4; - - default_type++; - } - - return NGX_OK; -} diff --git a/app/nginx/src/http/ngx_http.h b/app/nginx/src/http/ngx_http.h deleted file mode 100644 index afab4f6..0000000 --- a/app/nginx/src/http/ngx_http.h +++ /dev/null @@ -1,176 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_H_INCLUDED_ -#define _NGX_HTTP_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> - - -typedef struct ngx_http_request_s ngx_http_request_t; -typedef struct ngx_http_upstream_s ngx_http_upstream_t; -typedef struct ngx_http_cache_s ngx_http_cache_t; -typedef struct ngx_http_file_cache_s ngx_http_file_cache_t; -typedef struct ngx_http_log_ctx_s ngx_http_log_ctx_t; -typedef struct ngx_http_chunked_s ngx_http_chunked_t; -typedef struct ngx_http_v2_stream_s ngx_http_v2_stream_t; - -typedef ngx_int_t (*ngx_http_header_handler_pt)(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -typedef u_char *(*ngx_http_log_handler_pt)(ngx_http_request_t *r, - ngx_http_request_t *sr, u_char *buf, size_t len); - - -#include <ngx_http_variables.h> -#include <ngx_http_config.h> -#include <ngx_http_request.h> -#include <ngx_http_script.h> -#include <ngx_http_upstream.h> -#include <ngx_http_upstream_round_robin.h> -#include <ngx_http_core_module.h> - -#if (NGX_HTTP_V2) -#include <ngx_http_v2.h> -#endif -#if (NGX_HTTP_CACHE) -#include <ngx_http_cache.h> -#endif -#if (NGX_HTTP_SSI) -#include <ngx_http_ssi_filter_module.h> -#endif -#if (NGX_HTTP_SSL) -#include <ngx_http_ssl_module.h> -#endif - - -struct ngx_http_log_ctx_s { - ngx_connection_t *connection; - ngx_http_request_t *request; - ngx_http_request_t *current_request; -}; - - -struct ngx_http_chunked_s { - ngx_uint_t state; - off_t size; - off_t length; -}; - - -typedef struct { - ngx_uint_t http_version; - ngx_uint_t code; - ngx_uint_t count; - u_char *start; - u_char *end; -} ngx_http_status_t; - - -#define ngx_http_get_module_ctx(r, module) (r)->ctx[module.ctx_index] -#define ngx_http_set_ctx(r, c, module) r->ctx[module.ctx_index] = c; - - -ngx_int_t ngx_http_add_location(ngx_conf_t *cf, ngx_queue_t **locations, - ngx_http_core_loc_conf_t *clcf); -ngx_int_t ngx_http_add_listen(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, - ngx_http_listen_opt_t *lsopt); - - -void ngx_http_init_connection(ngx_connection_t *c); -void ngx_http_close_connection(ngx_connection_t *c); - -#if (NGX_HTTP_SSL && defined SSL_CTRL_SET_TLSEXT_HOSTNAME) -int ngx_http_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad, void *arg); -#endif - -ngx_int_t ngx_http_parse_request_line(ngx_http_request_t *r, ngx_buf_t *b); -ngx_int_t ngx_http_parse_uri(ngx_http_request_t *r); -ngx_int_t ngx_http_parse_complex_uri(ngx_http_request_t *r, - ngx_uint_t merge_slashes); -ngx_int_t ngx_http_parse_status_line(ngx_http_request_t *r, ngx_buf_t *b, - ngx_http_status_t *status); -ngx_int_t ngx_http_parse_unsafe_uri(ngx_http_request_t *r, ngx_str_t *uri, - ngx_str_t *args, ngx_uint_t *flags); -ngx_int_t ngx_http_parse_header_line(ngx_http_request_t *r, ngx_buf_t *b, - ngx_uint_t allow_underscores); -ngx_int_t ngx_http_parse_multi_header_lines(ngx_array_t *headers, - ngx_str_t *name, ngx_str_t *value); -ngx_int_t ngx_http_parse_set_cookie_lines(ngx_array_t *headers, - ngx_str_t *name, ngx_str_t *value); -ngx_int_t ngx_http_arg(ngx_http_request_t *r, u_char *name, size_t len, - ngx_str_t *value); -void ngx_http_split_args(ngx_http_request_t *r, ngx_str_t *uri, - ngx_str_t *args); -ngx_int_t ngx_http_parse_chunked(ngx_http_request_t *r, ngx_buf_t *b, - ngx_http_chunked_t *ctx); - - -ngx_http_request_t *ngx_http_create_request(ngx_connection_t *c); -ngx_int_t ngx_http_process_request_uri(ngx_http_request_t *r); -ngx_int_t ngx_http_process_request_header(ngx_http_request_t *r); -void ngx_http_process_request(ngx_http_request_t *r); -void ngx_http_update_location_config(ngx_http_request_t *r); -void ngx_http_handler(ngx_http_request_t *r); -void ngx_http_run_posted_requests(ngx_connection_t *c); -ngx_int_t ngx_http_post_request(ngx_http_request_t *r, - ngx_http_posted_request_t *pr); -void ngx_http_finalize_request(ngx_http_request_t *r, ngx_int_t rc); -void ngx_http_free_request(ngx_http_request_t *r, ngx_int_t rc); - -void ngx_http_empty_handler(ngx_event_t *wev); -void ngx_http_request_empty_handler(ngx_http_request_t *r); - - -#define NGX_HTTP_LAST 1 -#define NGX_HTTP_FLUSH 2 - -ngx_int_t ngx_http_send_special(ngx_http_request_t *r, ngx_uint_t flags); - - -ngx_int_t ngx_http_read_client_request_body(ngx_http_request_t *r, - ngx_http_client_body_handler_pt post_handler); -ngx_int_t ngx_http_read_unbuffered_request_body(ngx_http_request_t *r); - -ngx_int_t ngx_http_send_header(ngx_http_request_t *r); -ngx_int_t ngx_http_special_response_handler(ngx_http_request_t *r, - ngx_int_t error); -ngx_int_t ngx_http_filter_finalize_request(ngx_http_request_t *r, - ngx_module_t *m, ngx_int_t error); -void ngx_http_clean_header(ngx_http_request_t *r); - - -ngx_int_t ngx_http_discard_request_body(ngx_http_request_t *r); -void ngx_http_discarded_request_body_handler(ngx_http_request_t *r); -void ngx_http_block_reading(ngx_http_request_t *r); -void ngx_http_test_reading(ngx_http_request_t *r); - - -char *ngx_http_types_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -char *ngx_http_merge_types(ngx_conf_t *cf, ngx_array_t **keys, - ngx_hash_t *types_hash, ngx_array_t **prev_keys, - ngx_hash_t *prev_types_hash, ngx_str_t *default_types); -ngx_int_t ngx_http_set_default_types(ngx_conf_t *cf, ngx_array_t **types, - ngx_str_t *default_type); - -#if (NGX_HTTP_DEGRADATION) -ngx_uint_t ngx_http_degraded(ngx_http_request_t *); -#endif - - -extern ngx_module_t ngx_http_module; - -extern ngx_str_t ngx_http_html_default_types[]; - - -extern ngx_http_output_header_filter_pt ngx_http_top_header_filter; -extern ngx_http_output_body_filter_pt ngx_http_top_body_filter; -extern ngx_http_request_body_filter_pt ngx_http_top_request_body_filter; - - -#endif /* _NGX_HTTP_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_cache.h b/app/nginx/src/http/ngx_http_cache.h deleted file mode 100644 index f9e9664..0000000 --- a/app/nginx/src/http/ngx_http_cache.h +++ /dev/null @@ -1,207 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_CACHE_H_INCLUDED_ -#define _NGX_HTTP_CACHE_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_CACHE_MISS 1 -#define NGX_HTTP_CACHE_BYPASS 2 -#define NGX_HTTP_CACHE_EXPIRED 3 -#define NGX_HTTP_CACHE_STALE 4 -#define NGX_HTTP_CACHE_UPDATING 5 -#define NGX_HTTP_CACHE_REVALIDATED 6 -#define NGX_HTTP_CACHE_HIT 7 -#define NGX_HTTP_CACHE_SCARCE 8 - -#define NGX_HTTP_CACHE_KEY_LEN 16 -#define NGX_HTTP_CACHE_ETAG_LEN 128 -#define NGX_HTTP_CACHE_VARY_LEN 128 - -#define NGX_HTTP_CACHE_VERSION 5 - - -typedef struct { - ngx_uint_t status; - time_t valid; -} ngx_http_cache_valid_t; - - -typedef struct { - ngx_rbtree_node_t node; - ngx_queue_t queue; - - u_char key[NGX_HTTP_CACHE_KEY_LEN - - sizeof(ngx_rbtree_key_t)]; - - unsigned count:20; - unsigned uses:10; - unsigned valid_msec:10; - unsigned error:10; - unsigned exists:1; - unsigned updating:1; - unsigned deleting:1; - unsigned purged:1; - /* 10 unused bits */ - - ngx_file_uniq_t uniq; - time_t expire; - time_t valid_sec; - size_t body_start; - off_t fs_size; - ngx_msec_t lock_time; -} ngx_http_file_cache_node_t; - - -struct ngx_http_cache_s { - ngx_file_t file; - ngx_array_t keys; - uint32_t crc32; - u_char key[NGX_HTTP_CACHE_KEY_LEN]; - u_char main[NGX_HTTP_CACHE_KEY_LEN]; - - ngx_file_uniq_t uniq; - time_t valid_sec; - time_t updating_sec; - time_t error_sec; - time_t last_modified; - time_t date; - - ngx_str_t etag; - ngx_str_t vary; - u_char variant[NGX_HTTP_CACHE_KEY_LEN]; - - size_t header_start; - size_t body_start; - off_t length; - off_t fs_size; - - ngx_uint_t min_uses; - ngx_uint_t error; - ngx_uint_t valid_msec; - ngx_uint_t vary_tag; - - ngx_buf_t *buf; - - ngx_http_file_cache_t *file_cache; - ngx_http_file_cache_node_t *node; - -#if (NGX_THREADS || NGX_COMPAT) - ngx_thread_task_t *thread_task; -#endif - - ngx_msec_t lock_timeout; - ngx_msec_t lock_age; - ngx_msec_t lock_time; - ngx_msec_t wait_time; - - ngx_event_t wait_event; - - unsigned lock:1; - unsigned waiting:1; - - unsigned updated:1; - unsigned updating:1; - unsigned exists:1; - unsigned temp_file:1; - unsigned purged:1; - unsigned reading:1; - unsigned secondary:1; - unsigned background:1; - - unsigned stale_updating:1; - unsigned stale_error:1; -}; - - -typedef struct { - ngx_uint_t version; - time_t valid_sec; - time_t updating_sec; - time_t error_sec; - time_t last_modified; - time_t date; - uint32_t crc32; - u_short valid_msec; - u_short header_start; - u_short body_start; - u_char etag_len; - u_char etag[NGX_HTTP_CACHE_ETAG_LEN]; - u_char vary_len; - u_char vary[NGX_HTTP_CACHE_VARY_LEN]; - u_char variant[NGX_HTTP_CACHE_KEY_LEN]; -} ngx_http_file_cache_header_t; - - -typedef struct { - ngx_rbtree_t rbtree; - ngx_rbtree_node_t sentinel; - ngx_queue_t queue; - ngx_atomic_t cold; - ngx_atomic_t loading; - off_t size; - ngx_uint_t count; - ngx_uint_t watermark; -} ngx_http_file_cache_sh_t; - - -struct ngx_http_file_cache_s { - ngx_http_file_cache_sh_t *sh; - ngx_slab_pool_t *shpool; - - ngx_path_t *path; - - off_t max_size; - size_t bsize; - - time_t inactive; - - time_t fail_time; - - ngx_uint_t files; - ngx_uint_t loader_files; - ngx_msec_t last; - ngx_msec_t loader_sleep; - ngx_msec_t loader_threshold; - - ngx_uint_t manager_files; - ngx_msec_t manager_sleep; - ngx_msec_t manager_threshold; - - ngx_shm_zone_t *shm_zone; - - ngx_uint_t use_temp_path; - /* unsigned use_temp_path:1 */ -}; - - -ngx_int_t ngx_http_file_cache_new(ngx_http_request_t *r); -ngx_int_t ngx_http_file_cache_create(ngx_http_request_t *r); -void ngx_http_file_cache_create_key(ngx_http_request_t *r); -ngx_int_t ngx_http_file_cache_open(ngx_http_request_t *r); -ngx_int_t ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf); -void ngx_http_file_cache_update(ngx_http_request_t *r, ngx_temp_file_t *tf); -void ngx_http_file_cache_update_header(ngx_http_request_t *r); -ngx_int_t ngx_http_cache_send(ngx_http_request_t *); -void ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf); -time_t ngx_http_file_cache_valid(ngx_array_t *cache_valid, ngx_uint_t status); - -char *ngx_http_file_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -char *ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -extern ngx_str_t ngx_http_cache_status[]; - - -#endif /* _NGX_HTTP_CACHE_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_config.h b/app/nginx/src/http/ngx_http_config.h deleted file mode 100644 index 2208c60..0000000 --- a/app/nginx/src/http/ngx_http_config.h +++ /dev/null @@ -1,75 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_CONFIG_H_INCLUDED_ -#define _NGX_HTTP_CONFIG_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - void **main_conf; - void **srv_conf; - void **loc_conf; -} ngx_http_conf_ctx_t; - - -typedef struct { - ngx_int_t (*preconfiguration)(ngx_conf_t *cf); - ngx_int_t (*postconfiguration)(ngx_conf_t *cf); - - void *(*create_main_conf)(ngx_conf_t *cf); - char *(*init_main_conf)(ngx_conf_t *cf, void *conf); - - void *(*create_srv_conf)(ngx_conf_t *cf); - char *(*merge_srv_conf)(ngx_conf_t *cf, void *prev, void *conf); - - void *(*create_loc_conf)(ngx_conf_t *cf); - char *(*merge_loc_conf)(ngx_conf_t *cf, void *prev, void *conf); -} ngx_http_module_t; - - -#define NGX_HTTP_MODULE 0x50545448 /* "HTTP" */ - -#define NGX_HTTP_MAIN_CONF 0x02000000 -#define NGX_HTTP_SRV_CONF 0x04000000 -#define NGX_HTTP_LOC_CONF 0x08000000 -#define NGX_HTTP_UPS_CONF 0x10000000 -#define NGX_HTTP_SIF_CONF 0x20000000 -#define NGX_HTTP_LIF_CONF 0x40000000 -#define NGX_HTTP_LMT_CONF 0x80000000 - - -#define NGX_HTTP_MAIN_CONF_OFFSET offsetof(ngx_http_conf_ctx_t, main_conf) -#define NGX_HTTP_SRV_CONF_OFFSET offsetof(ngx_http_conf_ctx_t, srv_conf) -#define NGX_HTTP_LOC_CONF_OFFSET offsetof(ngx_http_conf_ctx_t, loc_conf) - - -#define ngx_http_get_module_main_conf(r, module) \ - (r)->main_conf[module.ctx_index] -#define ngx_http_get_module_srv_conf(r, module) (r)->srv_conf[module.ctx_index] -#define ngx_http_get_module_loc_conf(r, module) (r)->loc_conf[module.ctx_index] - - -#define ngx_http_conf_get_module_main_conf(cf, module) \ - ((ngx_http_conf_ctx_t *) cf->ctx)->main_conf[module.ctx_index] -#define ngx_http_conf_get_module_srv_conf(cf, module) \ - ((ngx_http_conf_ctx_t *) cf->ctx)->srv_conf[module.ctx_index] -#define ngx_http_conf_get_module_loc_conf(cf, module) \ - ((ngx_http_conf_ctx_t *) cf->ctx)->loc_conf[module.ctx_index] - -#define ngx_http_cycle_get_module_main_conf(cycle, module) \ - (cycle->conf_ctx[ngx_http_module.index] ? \ - ((ngx_http_conf_ctx_t *) cycle->conf_ctx[ngx_http_module.index]) \ - ->main_conf[module.ctx_index]: \ - NULL) - - -#endif /* _NGX_HTTP_CONFIG_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_copy_filter_module.c b/app/nginx/src/http/ngx_http_copy_filter_module.c deleted file mode 100644 index c8ad5da..0000000 --- a/app/nginx/src/http/ngx_http_copy_filter_module.c +++ /dev/null @@ -1,380 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - ngx_bufs_t bufs; -} ngx_http_copy_filter_conf_t; - - -#if (NGX_HAVE_FILE_AIO) -static void ngx_http_copy_aio_handler(ngx_output_chain_ctx_t *ctx, - ngx_file_t *file); -static void ngx_http_copy_aio_event_handler(ngx_event_t *ev); -#if (NGX_HAVE_AIO_SENDFILE) -static ssize_t ngx_http_copy_aio_sendfile_preload(ngx_buf_t *file); -static void ngx_http_copy_aio_sendfile_event_handler(ngx_event_t *ev); -#endif -#endif -#if (NGX_THREADS) -static ngx_int_t ngx_http_copy_thread_handler(ngx_thread_task_t *task, - ngx_file_t *file); -static void ngx_http_copy_thread_event_handler(ngx_event_t *ev); -#endif - -static void *ngx_http_copy_filter_create_conf(ngx_conf_t *cf); -static char *ngx_http_copy_filter_merge_conf(ngx_conf_t *cf, - void *parent, void *child); -static ngx_int_t ngx_http_copy_filter_init(ngx_conf_t *cf); - - -static ngx_command_t ngx_http_copy_filter_commands[] = { - - { ngx_string("output_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_copy_filter_conf_t, bufs), - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_copy_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_copy_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - ngx_http_copy_filter_create_conf, /* create location configuration */ - ngx_http_copy_filter_merge_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_copy_filter_module = { - NGX_MODULE_V1, - &ngx_http_copy_filter_module_ctx, /* module context */ - ngx_http_copy_filter_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_copy_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_output_chain_ctx_t *ctx; - ngx_http_core_loc_conf_t *clcf; - ngx_http_copy_filter_conf_t *conf; - - c = r->connection; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http copy filter: \"%V?%V\"", &r->uri, &r->args); - - ctx = ngx_http_get_module_ctx(r, ngx_http_copy_filter_module); - - if (ctx == NULL) { - ctx = ngx_pcalloc(r->pool, sizeof(ngx_output_chain_ctx_t)); - if (ctx == NULL) { - return NGX_ERROR; - } - - ngx_http_set_ctx(r, ctx, ngx_http_copy_filter_module); - - conf = ngx_http_get_module_loc_conf(r, ngx_http_copy_filter_module); - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ctx->sendfile = c->sendfile; - ctx->need_in_memory = r->main_filter_need_in_memory - || r->filter_need_in_memory; - ctx->need_in_temp = r->filter_need_temporary; - - ctx->alignment = clcf->directio_alignment; - - ctx->pool = r->pool; - ctx->bufs = conf->bufs; - ctx->tag = (ngx_buf_tag_t) &ngx_http_copy_filter_module; - - ctx->output_filter = (ngx_output_chain_filter_pt) - ngx_http_next_body_filter; - ctx->filter_ctx = r; - -#if (NGX_HAVE_FILE_AIO) - if (ngx_file_aio && clcf->aio == NGX_HTTP_AIO_ON) { - ctx->aio_handler = ngx_http_copy_aio_handler; -#if (NGX_HAVE_AIO_SENDFILE) - ctx->aio_preload = ngx_http_copy_aio_sendfile_preload; -#endif - } -#endif - -#if (NGX_THREADS) - if (clcf->aio == NGX_HTTP_AIO_THREADS) { - ctx->thread_handler = ngx_http_copy_thread_handler; - } -#endif - - if (in && in->buf && ngx_buf_size(in->buf)) { - r->request_output = 1; - } - } - -#if (NGX_HAVE_FILE_AIO || NGX_THREADS) - ctx->aio = r->aio; -#endif - - rc = ngx_output_chain(ctx, in); - - if (ctx->in == NULL) { - r->buffered &= ~NGX_HTTP_COPY_BUFFERED; - - } else { - r->buffered |= NGX_HTTP_COPY_BUFFERED; - } - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http copy filter: %i \"%V?%V\"", rc, &r->uri, &r->args); - - return rc; -} - - -#if (NGX_HAVE_FILE_AIO) - -static void -ngx_http_copy_aio_handler(ngx_output_chain_ctx_t *ctx, ngx_file_t *file) -{ - ngx_http_request_t *r; - - r = ctx->filter_ctx; - - file->aio->data = r; - file->aio->handler = ngx_http_copy_aio_event_handler; - - r->main->blocked++; - r->aio = 1; - ctx->aio = 1; -} - - -static void -ngx_http_copy_aio_event_handler(ngx_event_t *ev) -{ - ngx_event_aio_t *aio; - ngx_connection_t *c; - ngx_http_request_t *r; - - aio = ev->data; - r = aio->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http aio: \"%V?%V\"", &r->uri, &r->args); - - r->main->blocked--; - r->aio = 0; - - r->write_event_handler(r); - - ngx_http_run_posted_requests(c); -} - - -#if (NGX_HAVE_AIO_SENDFILE) - -static ssize_t -ngx_http_copy_aio_sendfile_preload(ngx_buf_t *file) -{ - ssize_t n; - static u_char buf[1]; - ngx_event_aio_t *aio; - ngx_http_request_t *r; - ngx_output_chain_ctx_t *ctx; - - n = ngx_file_aio_read(file->file, buf, 1, file->file_pos, NULL); - - if (n == NGX_AGAIN) { - aio = file->file->aio; - aio->handler = ngx_http_copy_aio_sendfile_event_handler; - - r = aio->data; - r->main->blocked++; - r->aio = 1; - - ctx = ngx_http_get_module_ctx(r, ngx_http_copy_filter_module); - ctx->aio = 1; - } - - return n; -} - - -static void -ngx_http_copy_aio_sendfile_event_handler(ngx_event_t *ev) -{ - ngx_event_aio_t *aio; - ngx_http_request_t *r; - - aio = ev->data; - r = aio->data; - - r->main->blocked--; - r->aio = 0; - ev->complete = 0; - - r->connection->write->handler(r->connection->write); -} - -#endif -#endif - - -#if (NGX_THREADS) - -static ngx_int_t -ngx_http_copy_thread_handler(ngx_thread_task_t *task, ngx_file_t *file) -{ - ngx_str_t name; - ngx_thread_pool_t *tp; - ngx_http_request_t *r; - ngx_output_chain_ctx_t *ctx; - ngx_http_core_loc_conf_t *clcf; - - r = file->thread_ctx; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - tp = clcf->thread_pool; - - if (tp == NULL) { - if (ngx_http_complex_value(r, clcf->thread_pool_value, &name) - != NGX_OK) - { - return NGX_ERROR; - } - - tp = ngx_thread_pool_get((ngx_cycle_t *) ngx_cycle, &name); - - if (tp == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "thread pool \"%V\" not found", &name); - return NGX_ERROR; - } - } - - task->event.data = r; - task->event.handler = ngx_http_copy_thread_event_handler; - - if (ngx_thread_task_post(tp, task) != NGX_OK) { - return NGX_ERROR; - } - - r->main->blocked++; - r->aio = 1; - - ctx = ngx_http_get_module_ctx(r, ngx_http_copy_filter_module); - ctx->aio = 1; - - return NGX_OK; -} - - -static void -ngx_http_copy_thread_event_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - - r = ev->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http thread: \"%V?%V\"", &r->uri, &r->args); - - r->main->blocked--; - r->aio = 0; - - if (r->done) { - /* - * trigger connection event handler if the subrequest was - * already finalized; this can happen if the handler is used - * for sendfile() in threads - */ - - c->write->handler(c->write); - - } else { - r->write_event_handler(r); - ngx_http_run_posted_requests(c); - } -} - -#endif - - -static void * -ngx_http_copy_filter_create_conf(ngx_conf_t *cf) -{ - ngx_http_copy_filter_conf_t *conf; - - conf = ngx_palloc(cf->pool, sizeof(ngx_http_copy_filter_conf_t)); - if (conf == NULL) { - return NULL; - } - - conf->bufs.num = 0; - - return conf; -} - - -static char * -ngx_http_copy_filter_merge_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_copy_filter_conf_t *prev = parent; - ngx_http_copy_filter_conf_t *conf = child; - - ngx_conf_merge_bufs_value(conf->bufs, prev->bufs, 2, 32768); - - return NULL; -} - - -static ngx_int_t -ngx_http_copy_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_copy_filter; - - return NGX_OK; -} - diff --git a/app/nginx/src/http/ngx_http_core_module.c b/app/nginx/src/http/ngx_http_core_module.c deleted file mode 100644 index 292671d..0000000 --- a/app/nginx/src/http/ngx_http_core_module.c +++ /dev/null @@ -1,5359 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - u_char *name; - uint32_t method; -} ngx_http_method_name_t; - - -#define NGX_HTTP_REQUEST_BODY_FILE_OFF 0 -#define NGX_HTTP_REQUEST_BODY_FILE_ON 1 -#define NGX_HTTP_REQUEST_BODY_FILE_CLEAN 2 - - -static ngx_int_t ngx_http_core_find_location(ngx_http_request_t *r); -static ngx_int_t ngx_http_core_find_static_location(ngx_http_request_t *r, - ngx_http_location_tree_node_t *node); - -static ngx_int_t ngx_http_core_preconfiguration(ngx_conf_t *cf); -static ngx_int_t ngx_http_core_postconfiguration(ngx_conf_t *cf); -static void *ngx_http_core_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf); -static void *ngx_http_core_create_srv_conf(ngx_conf_t *cf); -static char *ngx_http_core_merge_srv_conf(ngx_conf_t *cf, - void *parent, void *child); -static void *ngx_http_core_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_core_merge_loc_conf(ngx_conf_t *cf, - void *parent, void *child); - -static char *ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, - void *dummy); -static char *ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, - void *dummy); -static ngx_int_t ngx_http_core_regex_location(ngx_conf_t *cf, - ngx_http_core_loc_conf_t *clcf, ngx_str_t *regex, ngx_uint_t caseless); - -static char *ngx_http_core_types(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_type(ngx_conf_t *cf, ngx_command_t *dummy, - void *conf); - -static char *ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); -static char *ngx_http_core_limit_except(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_set_aio(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_try_files(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -static char *ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#if (NGX_HTTP_GZIP) -static ngx_int_t ngx_http_gzip_accept_encoding(ngx_str_t *ae); -static ngx_uint_t ngx_http_gzip_quantity(u_char *p, u_char *last); -static char *ngx_http_gzip_disable(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#endif -static ngx_int_t ngx_http_get_forwarded_addr_internal(ngx_http_request_t *r, - ngx_addr_t *addr, u_char *xff, size_t xfflen, ngx_array_t *proxies, - int recursive); -#if (NGX_HAVE_OPENAT) -static char *ngx_http_disable_symlinks(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -#endif - -static char *ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_core_pool_size(ngx_conf_t *cf, void *post, void *data); - -static ngx_conf_post_t ngx_http_core_lowat_post = - { ngx_http_core_lowat_check }; - -static ngx_conf_post_handler_pt ngx_http_core_pool_size_p = - ngx_http_core_pool_size; - - -static ngx_conf_enum_t ngx_http_core_request_body_in_file[] = { - { ngx_string("off"), NGX_HTTP_REQUEST_BODY_FILE_OFF }, - { ngx_string("on"), NGX_HTTP_REQUEST_BODY_FILE_ON }, - { ngx_string("clean"), NGX_HTTP_REQUEST_BODY_FILE_CLEAN }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_http_core_satisfy[] = { - { ngx_string("all"), NGX_HTTP_SATISFY_ALL }, - { ngx_string("any"), NGX_HTTP_SATISFY_ANY }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_http_core_lingering_close[] = { - { ngx_string("off"), NGX_HTTP_LINGERING_OFF }, - { ngx_string("on"), NGX_HTTP_LINGERING_ON }, - { ngx_string("always"), NGX_HTTP_LINGERING_ALWAYS }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_http_core_server_tokens[] = { - { ngx_string("off"), NGX_HTTP_SERVER_TOKENS_OFF }, - { ngx_string("on"), NGX_HTTP_SERVER_TOKENS_ON }, - { ngx_string("build"), NGX_HTTP_SERVER_TOKENS_BUILD }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_enum_t ngx_http_core_if_modified_since[] = { - { ngx_string("off"), NGX_HTTP_IMS_OFF }, - { ngx_string("exact"), NGX_HTTP_IMS_EXACT }, - { ngx_string("before"), NGX_HTTP_IMS_BEFORE }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_bitmask_t ngx_http_core_keepalive_disable[] = { - { ngx_string("none"), NGX_HTTP_KEEPALIVE_DISABLE_NONE }, - { ngx_string("msie6"), NGX_HTTP_KEEPALIVE_DISABLE_MSIE6 }, - { ngx_string("safari"), NGX_HTTP_KEEPALIVE_DISABLE_SAFARI }, - { ngx_null_string, 0 } -}; - - -static ngx_path_init_t ngx_http_client_temp_path = { - ngx_string(NGX_HTTP_CLIENT_TEMP_PATH), { 0, 0, 0 } -}; - - -#if (NGX_HTTP_GZIP) - -static ngx_conf_enum_t ngx_http_gzip_http_version[] = { - { ngx_string("1.0"), NGX_HTTP_VERSION_10 }, - { ngx_string("1.1"), NGX_HTTP_VERSION_11 }, - { ngx_null_string, 0 } -}; - - -static ngx_conf_bitmask_t ngx_http_gzip_proxied_mask[] = { - { ngx_string("off"), NGX_HTTP_GZIP_PROXIED_OFF }, - { ngx_string("expired"), NGX_HTTP_GZIP_PROXIED_EXPIRED }, - { ngx_string("no-cache"), NGX_HTTP_GZIP_PROXIED_NO_CACHE }, - { ngx_string("no-store"), NGX_HTTP_GZIP_PROXIED_NO_STORE }, - { ngx_string("private"), NGX_HTTP_GZIP_PROXIED_PRIVATE }, - { ngx_string("no_last_modified"), NGX_HTTP_GZIP_PROXIED_NO_LM }, - { ngx_string("no_etag"), NGX_HTTP_GZIP_PROXIED_NO_ETAG }, - { ngx_string("auth"), NGX_HTTP_GZIP_PROXIED_AUTH }, - { ngx_string("any"), NGX_HTTP_GZIP_PROXIED_ANY }, - { ngx_null_string, 0 } -}; - - -static ngx_str_t ngx_http_gzip_no_cache = ngx_string("no-cache"); -static ngx_str_t ngx_http_gzip_no_store = ngx_string("no-store"); -static ngx_str_t ngx_http_gzip_private = ngx_string("private"); - -#endif - - -static ngx_command_t ngx_http_core_commands[] = { - - { ngx_string("variables_hash_max_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_core_main_conf_t, variables_hash_max_size), - NULL }, - - { ngx_string("variables_hash_bucket_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_core_main_conf_t, variables_hash_bucket_size), - NULL }, - - { ngx_string("server_names_hash_max_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_core_main_conf_t, server_names_hash_max_size), - NULL }, - - { ngx_string("server_names_hash_bucket_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_core_main_conf_t, server_names_hash_bucket_size), - NULL }, - - { ngx_string("server"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_http_core_server, - 0, - 0, - NULL }, - - { ngx_string("connection_pool_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, connection_pool_size), - &ngx_http_core_pool_size_p }, - - { ngx_string("request_pool_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, request_pool_size), - &ngx_http_core_pool_size_p }, - - { ngx_string("client_header_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, client_header_timeout), - NULL }, - - { ngx_string("client_header_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, client_header_buffer_size), - NULL }, - - { ngx_string("large_client_header_buffers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE2, - ngx_conf_set_bufs_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, large_client_header_buffers), - NULL }, - - { ngx_string("ignore_invalid_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, ignore_invalid_headers), - NULL }, - - { ngx_string("merge_slashes"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, merge_slashes), - NULL }, - - { ngx_string("underscores_in_headers"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_core_srv_conf_t, underscores_in_headers), - NULL }, - - { ngx_string("location"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12, - ngx_http_core_location, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("listen"), - NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, - ngx_http_core_listen, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("server_name"), - NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, - ngx_http_core_server_name, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("types_hash_max_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, types_hash_max_size), - NULL }, - - { ngx_string("types_hash_bucket_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, types_hash_bucket_size), - NULL }, - - { ngx_string("types"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF - |NGX_CONF_BLOCK|NGX_CONF_NOARGS, - ngx_http_core_types, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("default_type"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, default_type), - NULL }, - - { ngx_string("root"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE1, - ngx_http_core_root, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("alias"), - NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_core_root, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("limit_except"), - NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_1MORE, - ngx_http_core_limit_except, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("client_max_body_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_off_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, client_max_body_size), - NULL }, - - { ngx_string("client_body_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, client_body_buffer_size), - NULL }, - - { ngx_string("client_body_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, client_body_timeout), - NULL }, - - { ngx_string("client_body_temp_path"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, - ngx_conf_set_path_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, client_body_temp_path), - NULL }, - - { ngx_string("client_body_in_file_only"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, client_body_in_file_only), - &ngx_http_core_request_body_in_file }, - - { ngx_string("client_body_in_single_buffer"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, client_body_in_single_buffer), - NULL }, - - { ngx_string("sendfile"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, sendfile), - NULL }, - - { ngx_string("sendfile_max_chunk"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, sendfile_max_chunk), - NULL }, - - { ngx_string("aio"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_core_set_aio, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("aio_write"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, aio_write), - NULL }, - - { ngx_string("read_ahead"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, read_ahead), - NULL }, - - { ngx_string("directio"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_core_directio, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("directio_alignment"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_off_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, directio_alignment), - NULL }, - - { ngx_string("tcp_nopush"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, tcp_nopush), - NULL }, - - { ngx_string("tcp_nodelay"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, tcp_nodelay), - NULL }, - - { ngx_string("send_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, send_timeout), - NULL }, - - { ngx_string("send_lowat"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, send_lowat), - &ngx_http_core_lowat_post }, - - { ngx_string("postpone_output"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, postpone_output), - NULL }, - - { ngx_string("limit_rate"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, limit_rate), - NULL }, - - { ngx_string("limit_rate_after"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, limit_rate_after), - NULL }, - - { ngx_string("keepalive_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_core_keepalive, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("keepalive_requests"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, keepalive_requests), - NULL }, - - { ngx_string("keepalive_disable"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, keepalive_disable), - &ngx_http_core_keepalive_disable }, - - { ngx_string("satisfy"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, satisfy), - &ngx_http_core_satisfy }, - - { ngx_string("internal"), - NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS, - ngx_http_core_internal, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("lingering_close"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, lingering_close), - &ngx_http_core_lingering_close }, - - { ngx_string("lingering_time"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, lingering_time), - NULL }, - - { ngx_string("lingering_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, lingering_timeout), - NULL }, - - { ngx_string("reset_timedout_connection"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, reset_timedout_connection), - NULL }, - - { ngx_string("absolute_redirect"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, absolute_redirect), - NULL }, - - { ngx_string("server_name_in_redirect"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, server_name_in_redirect), - NULL }, - - { ngx_string("port_in_redirect"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, port_in_redirect), - NULL }, - - { ngx_string("msie_padding"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, msie_padding), - NULL }, - - { ngx_string("msie_refresh"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, msie_refresh), - NULL }, - - { ngx_string("log_not_found"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, log_not_found), - NULL }, - - { ngx_string("log_subrequest"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, log_subrequest), - NULL }, - - { ngx_string("recursive_error_pages"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, recursive_error_pages), - NULL }, - - { ngx_string("server_tokens"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, server_tokens), - &ngx_http_core_server_tokens }, - - { ngx_string("if_modified_since"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, if_modified_since), - &ngx_http_core_if_modified_since }, - - { ngx_string("max_ranges"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, max_ranges), - NULL }, - - { ngx_string("chunked_transfer_encoding"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, chunked_transfer_encoding), - NULL }, - - { ngx_string("etag"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, etag), - NULL }, - - { ngx_string("error_page"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_2MORE, - ngx_http_core_error_page, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("try_files"), - NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_2MORE, - ngx_http_core_try_files, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("post_action"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF - |NGX_CONF_TAKE1, - ngx_conf_set_str_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, post_action), - NULL }, - - { ngx_string("error_log"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_core_error_log, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("open_file_cache"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_core_open_file_cache, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, open_file_cache), - NULL }, - - { ngx_string("open_file_cache_valid"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_sec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, open_file_cache_valid), - NULL }, - - { ngx_string("open_file_cache_min_uses"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, open_file_cache_min_uses), - NULL }, - - { ngx_string("open_file_cache_errors"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, open_file_cache_errors), - NULL }, - - { ngx_string("open_file_cache_events"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, open_file_cache_events), - NULL }, - - { ngx_string("resolver"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_core_resolver, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("resolver_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, resolver_timeout), - NULL }, - -#if (NGX_HTTP_GZIP) - - { ngx_string("gzip_vary"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, - ngx_conf_set_flag_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, gzip_vary), - NULL }, - - { ngx_string("gzip_http_version"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_enum_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, gzip_http_version), - &ngx_http_gzip_http_version }, - - { ngx_string("gzip_proxied"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_conf_set_bitmask_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_core_loc_conf_t, gzip_proxied), - &ngx_http_gzip_proxied_mask }, - - { ngx_string("gzip_disable"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, - ngx_http_gzip_disable, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - -#endif - -#if (NGX_HAVE_OPENAT) - - { ngx_string("disable_symlinks"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, - ngx_http_disable_symlinks, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - -#endif - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_core_module_ctx = { - ngx_http_core_preconfiguration, /* preconfiguration */ - ngx_http_core_postconfiguration, /* postconfiguration */ - - ngx_http_core_create_main_conf, /* create main configuration */ - ngx_http_core_init_main_conf, /* init main configuration */ - - ngx_http_core_create_srv_conf, /* create server configuration */ - ngx_http_core_merge_srv_conf, /* merge server configuration */ - - ngx_http_core_create_loc_conf, /* create location configuration */ - ngx_http_core_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_core_module = { - NGX_MODULE_V1, - &ngx_http_core_module_ctx, /* module context */ - ngx_http_core_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -ngx_str_t ngx_http_core_get_method = { 3, (u_char *) "GET" }; - - -void -ngx_http_handler(ngx_http_request_t *r) -{ - ngx_http_core_main_conf_t *cmcf; - - r->connection->log->action = NULL; - - if (!r->internal) { - switch (r->headers_in.connection_type) { - case 0: - r->keepalive = (r->http_version > NGX_HTTP_VERSION_10); - break; - - case NGX_HTTP_CONNECTION_CLOSE: - r->keepalive = 0; - break; - - case NGX_HTTP_CONNECTION_KEEP_ALIVE: - r->keepalive = 1; - break; - } - - r->lingering_close = (r->headers_in.content_length_n > 0 - || r->headers_in.chunked); - r->phase_handler = 0; - - } else { - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - r->phase_handler = cmcf->phase_engine.server_rewrite_index; - } - - r->valid_location = 1; -#if (NGX_HTTP_GZIP) - r->gzip_tested = 0; - r->gzip_ok = 0; - r->gzip_vary = 0; -#endif - - r->write_event_handler = ngx_http_core_run_phases; - ngx_http_core_run_phases(r); -} - - -void -ngx_http_core_run_phases(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_phase_handler_t *ph; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - ph = cmcf->phase_engine.handlers; - - while (ph[r->phase_handler].checker) { - - rc = ph[r->phase_handler].checker(r, &ph[r->phase_handler]); - - if (rc == NGX_OK) { - return; - } - } -} - - -ngx_int_t -ngx_http_core_generic_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph) -{ - ngx_int_t rc; - - /* - * generic phase checker, - * used by the post read and pre-access phases - */ - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "generic phase: %ui", r->phase_handler); - - rc = ph->handler(r); - - if (rc == NGX_OK) { - r->phase_handler = ph->next; - return NGX_AGAIN; - } - - if (rc == NGX_DECLINED) { - r->phase_handler++; - return NGX_AGAIN; - } - - if (rc == NGX_AGAIN || rc == NGX_DONE) { - return NGX_OK; - } - - /* rc == NGX_ERROR || rc == NGX_HTTP_... */ - - ngx_http_finalize_request(r, rc); - - return NGX_OK; -} - - -ngx_int_t -ngx_http_core_rewrite_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph) -{ - ngx_int_t rc; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewrite phase: %ui", r->phase_handler); - - rc = ph->handler(r); - - if (rc == NGX_DECLINED) { - r->phase_handler++; - return NGX_AGAIN; - } - - if (rc == NGX_DONE) { - return NGX_OK; - } - - /* NGX_OK, NGX_AGAIN, NGX_ERROR, NGX_HTTP_... */ - - ngx_http_finalize_request(r, rc); - - return NGX_OK; -} - - -ngx_int_t -ngx_http_core_find_config_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph) -{ - u_char *p; - size_t len; - ngx_int_t rc; - ngx_http_core_loc_conf_t *clcf; - - r->content_handler = NULL; - r->uri_changed = 0; - - rc = ngx_http_core_find_location(r); - - if (rc == NGX_ERROR) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!r->internal && clcf->internal) { - ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); - return NGX_OK; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "using configuration \"%s%V\"", - (clcf->noname ? "*" : (clcf->exact_match ? "=" : "")), - &clcf->name); - - ngx_http_update_location_config(r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http cl:%O max:%O", - r->headers_in.content_length_n, clcf->client_max_body_size); - - if (r->headers_in.content_length_n != -1 - && !r->discard_body - && clcf->client_max_body_size - && clcf->client_max_body_size < r->headers_in.content_length_n) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client intended to send too large body: %O bytes", - r->headers_in.content_length_n); - - r->expect_tested = 1; - (void) ngx_http_discard_request_body(r); - ngx_http_finalize_request(r, NGX_HTTP_REQUEST_ENTITY_TOO_LARGE); - return NGX_OK; - } - - if (rc == NGX_DONE) { - ngx_http_clear_location(r); - - r->headers_out.location = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.location == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - r->headers_out.location->hash = 1; - ngx_str_set(&r->headers_out.location->key, "Location"); - - if (r->args.len == 0) { - r->headers_out.location->value = clcf->name; - - } else { - len = clcf->name.len + 1 + r->args.len; - p = ngx_pnalloc(r->pool, len); - - if (p == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - r->headers_out.location->value.len = len; - r->headers_out.location->value.data = p; - - p = ngx_cpymem(p, clcf->name.data, clcf->name.len); - *p++ = '?'; - ngx_memcpy(p, r->args.data, r->args.len); - } - - ngx_http_finalize_request(r, NGX_HTTP_MOVED_PERMANENTLY); - return NGX_OK; - } - - r->phase_handler++; - return NGX_AGAIN; -} - - -ngx_int_t -ngx_http_core_post_rewrite_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph) -{ - ngx_http_core_srv_conf_t *cscf; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "post rewrite phase: %ui", r->phase_handler); - - if (!r->uri_changed) { - r->phase_handler++; - return NGX_AGAIN; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "uri changes: %d", r->uri_changes); - - /* - * gcc before 3.3 compiles the broken code for - * if (r->uri_changes-- == 0) - * if the r->uri_changes is defined as - * unsigned uri_changes:4 - */ - - r->uri_changes--; - - if (r->uri_changes == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "rewrite or internal redirection cycle " - "while processing \"%V\"", &r->uri); - - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - r->phase_handler = ph->next; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - r->loc_conf = cscf->ctx->loc_conf; - - return NGX_AGAIN; -} - - -ngx_int_t -ngx_http_core_access_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph) -{ - ngx_int_t rc; - ngx_http_core_loc_conf_t *clcf; - - if (r != r->main) { - r->phase_handler = ph->next; - return NGX_AGAIN; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "access phase: %ui", r->phase_handler); - - rc = ph->handler(r); - - if (rc == NGX_DECLINED) { - r->phase_handler++; - return NGX_AGAIN; - } - - if (rc == NGX_AGAIN || rc == NGX_DONE) { - return NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->satisfy == NGX_HTTP_SATISFY_ALL) { - - if (rc == NGX_OK) { - r->phase_handler++; - return NGX_AGAIN; - } - - } else { - if (rc == NGX_OK) { - r->access_code = 0; - - if (r->headers_out.www_authenticate) { - r->headers_out.www_authenticate->hash = 0; - } - - r->phase_handler = ph->next; - return NGX_AGAIN; - } - - if (rc == NGX_HTTP_FORBIDDEN || rc == NGX_HTTP_UNAUTHORIZED) { - if (r->access_code != NGX_HTTP_UNAUTHORIZED) { - r->access_code = rc; - } - - r->phase_handler++; - return NGX_AGAIN; - } - } - - /* rc == NGX_ERROR || rc == NGX_HTTP_... */ - - ngx_http_finalize_request(r, rc); - return NGX_OK; -} - - -ngx_int_t -ngx_http_core_post_access_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph) -{ - ngx_int_t access_code; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "post access phase: %ui", r->phase_handler); - - access_code = r->access_code; - - if (access_code) { - if (access_code == NGX_HTTP_FORBIDDEN) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "access forbidden by rule"); - } - - r->access_code = 0; - ngx_http_finalize_request(r, access_code); - return NGX_OK; - } - - r->phase_handler++; - return NGX_AGAIN; -} - - -ngx_int_t -ngx_http_core_try_files_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph) -{ - size_t len, root, alias, reserve, allocated; - u_char *p, *name; - ngx_str_t path, args; - ngx_uint_t test_dir; - ngx_http_try_file_t *tf; - ngx_open_file_info_t of; - ngx_http_script_code_pt code; - ngx_http_script_engine_t e; - ngx_http_core_loc_conf_t *clcf; - ngx_http_script_len_code_pt lcode; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "try files phase: %ui", r->phase_handler); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->try_files == NULL) { - r->phase_handler++; - return NGX_AGAIN; - } - - allocated = 0; - root = 0; - name = NULL; - /* suppress MSVC warning */ - path.data = NULL; - - tf = clcf->try_files; - - alias = clcf->alias; - - for ( ;; ) { - - if (tf->lengths) { - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = tf->lengths->elts; - e.request = r; - - /* 1 is for terminating '\0' as in static names */ - len = 1; - - while (*(uintptr_t *) e.ip) { - lcode = *(ngx_http_script_len_code_pt *) e.ip; - len += lcode(&e); - } - - } else { - len = tf->name.len; - } - - if (!alias) { - reserve = len > r->uri.len ? len - r->uri.len : 0; - - } else if (alias == NGX_MAX_SIZE_T_VALUE) { - reserve = len; - - } else { - reserve = len > r->uri.len - alias ? len - (r->uri.len - alias) : 0; - } - - if (reserve > allocated || !allocated) { - - /* 16 bytes are preallocation */ - allocated = reserve + 16; - - if (ngx_http_map_uri_to_path(r, &path, &root, allocated) == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - name = path.data + root; - } - - if (tf->values == NULL) { - - /* tf->name.len includes the terminating '\0' */ - - ngx_memcpy(name, tf->name.data, tf->name.len); - - path.len = (name + tf->name.len - 1) - path.data; - - } else { - e.ip = tf->values->elts; - e.pos = name; - e.flushed = 1; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - - path.len = e.pos - path.data; - - *e.pos = '\0'; - - if (alias && alias != NGX_MAX_SIZE_T_VALUE - && ngx_strncmp(name, r->uri.data, alias) == 0) - { - ngx_memmove(name, name + alias, len - alias); - path.len -= alias; - } - } - - test_dir = tf->test_dir; - - tf++; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "trying to use %s: \"%s\" \"%s\"", - test_dir ? "dir" : "file", name, path.data); - - if (tf->lengths == NULL && tf->name.len == 0) { - - if (tf->code) { - ngx_http_finalize_request(r, tf->code); - return NGX_OK; - } - - path.len -= root; - path.data += root; - - if (path.data[0] == '@') { - (void) ngx_http_named_location(r, &path); - - } else { - ngx_http_split_args(r, &path, &args); - - (void) ngx_http_internal_redirect(r, &path, &args); - } - - ngx_http_finalize_request(r, NGX_DONE); - return NGX_OK; - } - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.test_only = 1; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - if (of.err == 0) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - if (of.err != NGX_ENOENT - && of.err != NGX_ENOTDIR - && of.err != NGX_ENAMETOOLONG) - { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, - "%s \"%s\" failed", of.failed, path.data); - } - - continue; - } - - if (of.is_dir != test_dir) { - continue; - } - - path.len -= root; - path.data += root; - - if (!alias) { - r->uri = path; - - } else if (alias == NGX_MAX_SIZE_T_VALUE) { - if (!test_dir) { - r->uri = path; - r->add_uri_to_alias = 1; - } - - } else { - name = r->uri.data; - - r->uri.len = alias + path.len; - r->uri.data = ngx_pnalloc(r->pool, r->uri.len); - if (r->uri.data == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - p = ngx_copy(r->uri.data, name, alias); - ngx_memcpy(p, path.data, path.len); - } - - ngx_http_set_exten(r); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "try file uri: \"%V\"", &r->uri); - - r->phase_handler++; - return NGX_AGAIN; - } - - /* not reached */ -} - - -ngx_int_t -ngx_http_core_content_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph) -{ - size_t root; - ngx_int_t rc; - ngx_str_t path; - - if (r->content_handler) { - r->write_event_handler = ngx_http_request_empty_handler; - ngx_http_finalize_request(r, r->content_handler(r)); - return NGX_OK; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "content phase: %ui", r->phase_handler); - - rc = ph->handler(r); - - if (rc != NGX_DECLINED) { - ngx_http_finalize_request(r, rc); - return NGX_OK; - } - - /* rc == NGX_DECLINED */ - - ph++; - - if (ph->checker) { - r->phase_handler++; - return NGX_AGAIN; - } - - /* no content handler was found */ - - if (r->uri.data[r->uri.len - 1] == '/') { - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) != NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "directory index of \"%s\" is forbidden", path.data); - } - - ngx_http_finalize_request(r, NGX_HTTP_FORBIDDEN); - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no handler found"); - - ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); - return NGX_OK; -} - - -void -ngx_http_update_location_config(ngx_http_request_t *r) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->method & clcf->limit_except) { - r->loc_conf = clcf->limit_except_loc_conf; - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - } - - if (r == r->main) { - ngx_set_connection_log(r->connection, clcf->error_log); - } - - if ((ngx_io.flags & NGX_IO_SENDFILE) && clcf->sendfile) { - r->connection->sendfile = 1; - - } else { - r->connection->sendfile = 0; - } - - if (clcf->client_body_in_file_only) { - r->request_body_in_file_only = 1; - r->request_body_in_persistent_file = 1; - r->request_body_in_clean_file = - clcf->client_body_in_file_only == NGX_HTTP_REQUEST_BODY_FILE_CLEAN; - r->request_body_file_log_level = NGX_LOG_NOTICE; - - } else { - r->request_body_file_log_level = NGX_LOG_WARN; - } - - r->request_body_in_single_buf = clcf->client_body_in_single_buffer; - - if (r->keepalive) { - if (clcf->keepalive_timeout == 0) { - r->keepalive = 0; - - } else if (r->connection->requests >= clcf->keepalive_requests) { - r->keepalive = 0; - - } else if (r->headers_in.msie6 - && r->method == NGX_HTTP_POST - && (clcf->keepalive_disable - & NGX_HTTP_KEEPALIVE_DISABLE_MSIE6)) - { - /* - * MSIE may wait for some time if an response for - * a POST request was sent over a keepalive connection - */ - r->keepalive = 0; - - } else if (r->headers_in.safari - && (clcf->keepalive_disable - & NGX_HTTP_KEEPALIVE_DISABLE_SAFARI)) - { - /* - * Safari may send a POST request to a closed keepalive - * connection and may stall for some time, see - * https://bugs.webkit.org/show_bug.cgi?id=5760 - */ - r->keepalive = 0; - } - } - - if (!clcf->tcp_nopush) { - /* disable TCP_NOPUSH/TCP_CORK use */ - r->connection->tcp_nopush = NGX_TCP_NOPUSH_DISABLED; - } - - if (r->limit_rate == 0) { - r->limit_rate = clcf->limit_rate; - } - - if (clcf->handler) { - r->content_handler = clcf->handler; - } -} - - -/* - * NGX_OK - exact or regex match - * NGX_DONE - auto redirect - * NGX_AGAIN - inclusive match - * NGX_ERROR - regex error - * NGX_DECLINED - no match - */ - -static ngx_int_t -ngx_http_core_find_location(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_http_core_loc_conf_t *pclcf; -#if (NGX_PCRE) - ngx_int_t n; - ngx_uint_t noregex; - ngx_http_core_loc_conf_t *clcf, **clcfp; - - noregex = 0; -#endif - - pclcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - rc = ngx_http_core_find_static_location(r, pclcf->static_locations); - - if (rc == NGX_AGAIN) { - -#if (NGX_PCRE) - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - noregex = clcf->noregex; -#endif - - /* look up nested locations */ - - rc = ngx_http_core_find_location(r); - } - - if (rc == NGX_OK || rc == NGX_DONE) { - return rc; - } - - /* rc == NGX_DECLINED or rc == NGX_AGAIN in nested location */ - -#if (NGX_PCRE) - - if (noregex == 0 && pclcf->regex_locations) { - - for (clcfp = pclcf->regex_locations; *clcfp; clcfp++) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "test location: ~ \"%V\"", &(*clcfp)->name); - - n = ngx_http_regex_exec(r, (*clcfp)->regex, &r->uri); - - if (n == NGX_OK) { - r->loc_conf = (*clcfp)->loc_conf; - - /* look up nested locations */ - - rc = ngx_http_core_find_location(r); - - return (rc == NGX_ERROR) ? rc : NGX_OK; - } - - if (n == NGX_DECLINED) { - continue; - } - - return NGX_ERROR; - } - } -#endif - - return rc; -} - - -/* - * NGX_OK - exact match - * NGX_DONE - auto redirect - * NGX_AGAIN - inclusive match - * NGX_DECLINED - no match - */ - -static ngx_int_t -ngx_http_core_find_static_location(ngx_http_request_t *r, - ngx_http_location_tree_node_t *node) -{ - u_char *uri; - size_t len, n; - ngx_int_t rc, rv; - - len = r->uri.len; - uri = r->uri.data; - - rv = NGX_DECLINED; - - for ( ;; ) { - - if (node == NULL) { - return rv; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "test location: \"%*s\"", - (size_t) node->len, node->name); - - n = (len <= (size_t) node->len) ? len : node->len; - - rc = ngx_filename_cmp(uri, node->name, n); - - if (rc != 0) { - node = (rc < 0) ? node->left : node->right; - - continue; - } - - if (len > (size_t) node->len) { - - if (node->inclusive) { - - r->loc_conf = node->inclusive->loc_conf; - rv = NGX_AGAIN; - - node = node->tree; - uri += n; - len -= n; - - continue; - } - - /* exact only */ - - node = node->right; - - continue; - } - - if (len == (size_t) node->len) { - - if (node->exact) { - r->loc_conf = node->exact->loc_conf; - return NGX_OK; - - } else { - r->loc_conf = node->inclusive->loc_conf; - return NGX_AGAIN; - } - } - - /* len < node->len */ - - if (len + 1 == (size_t) node->len && node->auto_redirect) { - - r->loc_conf = (node->exact) ? node->exact->loc_conf: - node->inclusive->loc_conf; - rv = NGX_DONE; - } - - node = node->left; - } -} - - -void * -ngx_http_test_content_type(ngx_http_request_t *r, ngx_hash_t *types_hash) -{ - u_char c, *lowcase; - size_t len; - ngx_uint_t i, hash; - - if (types_hash->size == 0) { - return (void *) 4; - } - - if (r->headers_out.content_type.len == 0) { - return NULL; - } - - len = r->headers_out.content_type_len; - - if (r->headers_out.content_type_lowcase == NULL) { - - lowcase = ngx_pnalloc(r->pool, len); - if (lowcase == NULL) { - return NULL; - } - - r->headers_out.content_type_lowcase = lowcase; - - hash = 0; - - for (i = 0; i < len; i++) { - c = ngx_tolower(r->headers_out.content_type.data[i]); - hash = ngx_hash(hash, c); - lowcase[i] = c; - } - - r->headers_out.content_type_hash = hash; - } - - return ngx_hash_find(types_hash, r->headers_out.content_type_hash, - r->headers_out.content_type_lowcase, len); -} - - -ngx_int_t -ngx_http_set_content_type(ngx_http_request_t *r) -{ - u_char c, *exten; - ngx_str_t *type; - ngx_uint_t i, hash; - ngx_http_core_loc_conf_t *clcf; - - if (r->headers_out.content_type.len) { - return NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->exten.len) { - - hash = 0; - - for (i = 0; i < r->exten.len; i++) { - c = r->exten.data[i]; - - if (c >= 'A' && c <= 'Z') { - - exten = ngx_pnalloc(r->pool, r->exten.len); - if (exten == NULL) { - return NGX_ERROR; - } - - hash = ngx_hash_strlow(exten, r->exten.data, r->exten.len); - - r->exten.data = exten; - - break; - } - - hash = ngx_hash(hash, c); - } - - type = ngx_hash_find(&clcf->types_hash, hash, - r->exten.data, r->exten.len); - - if (type) { - r->headers_out.content_type_len = type->len; - r->headers_out.content_type = *type; - - return NGX_OK; - } - } - - r->headers_out.content_type_len = clcf->default_type.len; - r->headers_out.content_type = clcf->default_type; - - return NGX_OK; -} - - -void -ngx_http_set_exten(ngx_http_request_t *r) -{ - ngx_int_t i; - - ngx_str_null(&r->exten); - - for (i = r->uri.len - 1; i > 1; i--) { - if (r->uri.data[i] == '.' && r->uri.data[i - 1] != '/') { - - r->exten.len = r->uri.len - i - 1; - r->exten.data = &r->uri.data[i + 1]; - - return; - - } else if (r->uri.data[i] == '/') { - return; - } - } - - return; -} - - -ngx_int_t -ngx_http_set_etag(ngx_http_request_t *r) -{ - ngx_table_elt_t *etag; - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!clcf->etag) { - return NGX_OK; - } - - etag = ngx_list_push(&r->headers_out.headers); - if (etag == NULL) { - return NGX_ERROR; - } - - etag->hash = 1; - ngx_str_set(&etag->key, "ETag"); - - etag->value.data = ngx_pnalloc(r->pool, NGX_OFF_T_LEN + NGX_TIME_T_LEN + 3); - if (etag->value.data == NULL) { - etag->hash = 0; - return NGX_ERROR; - } - - etag->value.len = ngx_sprintf(etag->value.data, "\"%xT-%xO\"", - r->headers_out.last_modified_time, - r->headers_out.content_length_n) - - etag->value.data; - - r->headers_out.etag = etag; - - return NGX_OK; -} - - -void -ngx_http_weak_etag(ngx_http_request_t *r) -{ - size_t len; - u_char *p; - ngx_table_elt_t *etag; - - etag = r->headers_out.etag; - - if (etag == NULL) { - return; - } - - if (etag->value.len > 2 - && etag->value.data[0] == 'W' - && etag->value.data[1] == '/') - { - return; - } - - if (etag->value.len < 1 || etag->value.data[0] != '"') { - r->headers_out.etag->hash = 0; - r->headers_out.etag = NULL; - return; - } - - p = ngx_pnalloc(r->pool, etag->value.len + 2); - if (p == NULL) { - r->headers_out.etag->hash = 0; - r->headers_out.etag = NULL; - return; - } - - len = ngx_sprintf(p, "W/%V", &etag->value) - p; - - etag->value.data = p; - etag->value.len = len; -} - - -ngx_int_t -ngx_http_send_response(ngx_http_request_t *r, ngx_uint_t status, - ngx_str_t *ct, ngx_http_complex_value_t *cv) -{ - ngx_int_t rc; - ngx_str_t val; - ngx_buf_t *b; - ngx_chain_t out; - - if (ngx_http_discard_request_body(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->headers_out.status = status; - - if (ngx_http_complex_value(r, cv, &val) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (status == NGX_HTTP_MOVED_PERMANENTLY - || status == NGX_HTTP_MOVED_TEMPORARILY - || status == NGX_HTTP_SEE_OTHER - || status == NGX_HTTP_TEMPORARY_REDIRECT) - { - ngx_http_clear_location(r); - - r->headers_out.location = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.location == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->headers_out.location->hash = 1; - ngx_str_set(&r->headers_out.location->key, "Location"); - r->headers_out.location->value = val; - - return status; - } - - r->headers_out.content_length_n = val.len; - - if (ct) { - r->headers_out.content_type_len = ct->len; - r->headers_out.content_type = *ct; - - } else { - if (ngx_http_set_content_type(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - if (r->method == NGX_HTTP_HEAD || (r != r->main && val.len == 0)) { - return ngx_http_send_header(r); - } - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->pos = val.data; - b->last = val.data + val.len; - b->memory = val.len ? 1 : 0; - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - out.buf = b; - out.next = NULL; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - return ngx_http_output_filter(r, &out); -} - - -ngx_int_t -ngx_http_send_header(ngx_http_request_t *r) -{ - if (r->post_action) { - return NGX_OK; - } - - if (r->header_sent) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "header already sent"); - return NGX_ERROR; - } - - if (r->err_status) { - r->headers_out.status = r->err_status; - r->headers_out.status_line.len = 0; - } - - return ngx_http_top_header_filter(r); -} - - -ngx_int_t -ngx_http_output_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_int_t rc; - ngx_connection_t *c; - - c = r->connection; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http output filter \"%V?%V\"", &r->uri, &r->args); - - rc = ngx_http_top_body_filter(r, in); - - if (rc == NGX_ERROR) { - /* NGX_ERROR may be returned by any filter */ - c->error = 1; - } - - return rc; -} - - -u_char * -ngx_http_map_uri_to_path(ngx_http_request_t *r, ngx_str_t *path, - size_t *root_length, size_t reserved) -{ - u_char *last; - size_t alias; - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - alias = clcf->alias; - - if (alias && !r->valid_location) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "\"alias\" cannot be used in location \"%V\" " - "where URI was rewritten", &clcf->name); - return NULL; - } - - if (clcf->root_lengths == NULL) { - - *root_length = clcf->root.len; - - path->len = clcf->root.len + reserved + r->uri.len - alias + 1; - - path->data = ngx_pnalloc(r->pool, path->len); - if (path->data == NULL) { - return NULL; - } - - last = ngx_copy(path->data, clcf->root.data, clcf->root.len); - - } else { - - if (alias == NGX_MAX_SIZE_T_VALUE) { - reserved += r->add_uri_to_alias ? r->uri.len + 1 : 1; - - } else { - reserved += r->uri.len - alias + 1; - } - - if (ngx_http_script_run(r, path, clcf->root_lengths->elts, reserved, - clcf->root_values->elts) - == NULL) - { - return NULL; - } - - if (ngx_get_full_name(r->pool, (ngx_str_t *) &ngx_cycle->prefix, path) - != NGX_OK) - { - return NULL; - } - - *root_length = path->len - reserved; - last = path->data + *root_length; - - if (alias == NGX_MAX_SIZE_T_VALUE) { - if (!r->add_uri_to_alias) { - *last = '\0'; - return last; - } - - alias = 0; - } - } - - last = ngx_cpystrn(last, r->uri.data + alias, r->uri.len - alias + 1); - - return last; -} - - -ngx_int_t -ngx_http_auth_basic_user(ngx_http_request_t *r) -{ - ngx_str_t auth, encoded; - ngx_uint_t len; - - if (r->headers_in.user.len == 0 && r->headers_in.user.data != NULL) { - return NGX_DECLINED; - } - - if (r->headers_in.authorization == NULL) { - r->headers_in.user.data = (u_char *) ""; - return NGX_DECLINED; - } - - encoded = r->headers_in.authorization->value; - - if (encoded.len < sizeof("Basic ") - 1 - || ngx_strncasecmp(encoded.data, (u_char *) "Basic ", - sizeof("Basic ") - 1) - != 0) - { - r->headers_in.user.data = (u_char *) ""; - return NGX_DECLINED; - } - - encoded.len -= sizeof("Basic ") - 1; - encoded.data += sizeof("Basic ") - 1; - - while (encoded.len && encoded.data[0] == ' ') { - encoded.len--; - encoded.data++; - } - - if (encoded.len == 0) { - r->headers_in.user.data = (u_char *) ""; - return NGX_DECLINED; - } - - auth.len = ngx_base64_decoded_length(encoded.len); - auth.data = ngx_pnalloc(r->pool, auth.len + 1); - if (auth.data == NULL) { - return NGX_ERROR; - } - - if (ngx_decode_base64(&auth, &encoded) != NGX_OK) { - r->headers_in.user.data = (u_char *) ""; - return NGX_DECLINED; - } - - auth.data[auth.len] = '\0'; - - for (len = 0; len < auth.len; len++) { - if (auth.data[len] == ':') { - break; - } - } - - if (len == 0 || len == auth.len) { - r->headers_in.user.data = (u_char *) ""; - return NGX_DECLINED; - } - - r->headers_in.user.len = len; - r->headers_in.user.data = auth.data; - r->headers_in.passwd.len = auth.len - len - 1; - r->headers_in.passwd.data = &auth.data[len + 1]; - - return NGX_OK; -} - - -#if (NGX_HTTP_GZIP) - -ngx_int_t -ngx_http_gzip_ok(ngx_http_request_t *r) -{ - time_t date, expires; - ngx_uint_t p; - ngx_array_t *cc; - ngx_table_elt_t *e, *d, *ae; - ngx_http_core_loc_conf_t *clcf; - - r->gzip_tested = 1; - - if (r != r->main) { - return NGX_DECLINED; - } - - ae = r->headers_in.accept_encoding; - if (ae == NULL) { - return NGX_DECLINED; - } - - if (ae->value.len < sizeof("gzip") - 1) { - return NGX_DECLINED; - } - - /* - * test first for the most common case "gzip,...": - * MSIE: "gzip, deflate" - * Firefox: "gzip,deflate" - * Chrome: "gzip,deflate,sdch" - * Safari: "gzip, deflate" - * Opera: "gzip, deflate" - */ - - if (ngx_memcmp(ae->value.data, "gzip,", 5) != 0 - && ngx_http_gzip_accept_encoding(&ae->value) != NGX_OK) - { - return NGX_DECLINED; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->headers_in.msie6 && clcf->gzip_disable_msie6) { - return NGX_DECLINED; - } - - if (r->http_version < clcf->gzip_http_version) { - return NGX_DECLINED; - } - - if (r->headers_in.via == NULL) { - goto ok; - } - - p = clcf->gzip_proxied; - - if (p & NGX_HTTP_GZIP_PROXIED_OFF) { - return NGX_DECLINED; - } - - if (p & NGX_HTTP_GZIP_PROXIED_ANY) { - goto ok; - } - - if (r->headers_in.authorization && (p & NGX_HTTP_GZIP_PROXIED_AUTH)) { - goto ok; - } - - e = r->headers_out.expires; - - if (e) { - - if (!(p & NGX_HTTP_GZIP_PROXIED_EXPIRED)) { - return NGX_DECLINED; - } - - expires = ngx_parse_http_time(e->value.data, e->value.len); - if (expires == NGX_ERROR) { - return NGX_DECLINED; - } - - d = r->headers_out.date; - - if (d) { - date = ngx_parse_http_time(d->value.data, d->value.len); - if (date == NGX_ERROR) { - return NGX_DECLINED; - } - - } else { - date = ngx_time(); - } - - if (expires < date) { - goto ok; - } - - return NGX_DECLINED; - } - - cc = &r->headers_out.cache_control; - - if (cc->elts) { - - if ((p & NGX_HTTP_GZIP_PROXIED_NO_CACHE) - && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_no_cache, - NULL) - >= 0) - { - goto ok; - } - - if ((p & NGX_HTTP_GZIP_PROXIED_NO_STORE) - && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_no_store, - NULL) - >= 0) - { - goto ok; - } - - if ((p & NGX_HTTP_GZIP_PROXIED_PRIVATE) - && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_private, - NULL) - >= 0) - { - goto ok; - } - - return NGX_DECLINED; - } - - if ((p & NGX_HTTP_GZIP_PROXIED_NO_LM) && r->headers_out.last_modified) { - return NGX_DECLINED; - } - - if ((p & NGX_HTTP_GZIP_PROXIED_NO_ETAG) && r->headers_out.etag) { - return NGX_DECLINED; - } - -ok: - -#if (NGX_PCRE) - - if (clcf->gzip_disable && r->headers_in.user_agent) { - - if (ngx_regex_exec_array(clcf->gzip_disable, - &r->headers_in.user_agent->value, - r->connection->log) - != NGX_DECLINED) - { - return NGX_DECLINED; - } - } - -#endif - - r->gzip_ok = 1; - - return NGX_OK; -} - - -/* - * gzip is enabled for the following quantities: - * "gzip; q=0.001" ... "gzip; q=1.000" - * gzip is disabled for the following quantities: - * "gzip; q=0" ... "gzip; q=0.000", and for any invalid cases - */ - -static ngx_int_t -ngx_http_gzip_accept_encoding(ngx_str_t *ae) -{ - u_char *p, *start, *last; - - start = ae->data; - last = start + ae->len; - - for ( ;; ) { - p = ngx_strcasestrn(start, "gzip", 4 - 1); - if (p == NULL) { - return NGX_DECLINED; - } - - if (p == start || (*(p - 1) == ',' || *(p - 1) == ' ')) { - break; - } - - start = p + 4; - } - - p += 4; - - while (p < last) { - switch (*p++) { - case ',': - return NGX_OK; - case ';': - goto quantity; - case ' ': - continue; - default: - return NGX_DECLINED; - } - } - - return NGX_OK; - -quantity: - - while (p < last) { - switch (*p++) { - case 'q': - case 'Q': - goto equal; - case ' ': - continue; - default: - return NGX_DECLINED; - } - } - - return NGX_OK; - -equal: - - if (p + 2 > last || *p++ != '=') { - return NGX_DECLINED; - } - - if (ngx_http_gzip_quantity(p, last) == 0) { - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static ngx_uint_t -ngx_http_gzip_quantity(u_char *p, u_char *last) -{ - u_char c; - ngx_uint_t n, q; - - c = *p++; - - if (c != '0' && c != '1') { - return 0; - } - - q = (c - '0') * 100; - - if (p == last) { - return q; - } - - c = *p++; - - if (c == ',' || c == ' ') { - return q; - } - - if (c != '.') { - return 0; - } - - n = 0; - - while (p < last) { - c = *p++; - - if (c == ',' || c == ' ') { - break; - } - - if (c >= '0' && c <= '9') { - q += c - '0'; - n++; - continue; - } - - return 0; - } - - if (q > 100 || n > 3) { - return 0; - } - - return q; -} - -#endif - - -ngx_int_t -ngx_http_subrequest(ngx_http_request_t *r, - ngx_str_t *uri, ngx_str_t *args, ngx_http_request_t **psr, - ngx_http_post_subrequest_t *ps, ngx_uint_t flags) -{ - ngx_time_t *tp; - ngx_connection_t *c; - ngx_http_request_t *sr; - ngx_http_core_srv_conf_t *cscf; - ngx_http_postponed_request_t *pr, *p; - - if (r->subrequests == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "subrequests cycle while processing \"%V\"", uri); - return NGX_ERROR; - } - - /* - * 1000 is reserved for other purposes. - */ - if (r->main->count >= 65535 - 1000) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "request reference counter overflow " - "while processing \"%V\"", uri); - return NGX_ERROR; - } - - sr = ngx_pcalloc(r->pool, sizeof(ngx_http_request_t)); - if (sr == NULL) { - return NGX_ERROR; - } - - sr->signature = NGX_HTTP_MODULE; - - c = r->connection; - sr->connection = c; - - sr->ctx = ngx_pcalloc(r->pool, sizeof(void *) * ngx_http_max_module); - if (sr->ctx == NULL) { - return NGX_ERROR; - } - - if (ngx_list_init(&sr->headers_out.headers, r->pool, 20, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - sr->main_conf = cscf->ctx->main_conf; - sr->srv_conf = cscf->ctx->srv_conf; - sr->loc_conf = cscf->ctx->loc_conf; - - sr->pool = r->pool; - - sr->headers_in = r->headers_in; - - ngx_http_clear_content_length(sr); - ngx_http_clear_accept_ranges(sr); - ngx_http_clear_last_modified(sr); - - sr->request_body = r->request_body; - -#if (NGX_HTTP_V2) - sr->stream = r->stream; -#endif - - sr->method = NGX_HTTP_GET; - sr->http_version = r->http_version; - - sr->request_line = r->request_line; - sr->uri = *uri; - - if (args) { - sr->args = *args; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http subrequest \"%V?%V\"", uri, &sr->args); - - sr->subrequest_in_memory = (flags & NGX_HTTP_SUBREQUEST_IN_MEMORY) != 0; - sr->waited = (flags & NGX_HTTP_SUBREQUEST_WAITED) != 0; - - sr->unparsed_uri = r->unparsed_uri; - sr->method_name = ngx_http_core_get_method; - sr->http_protocol = r->http_protocol; - - ngx_http_set_exten(sr); - - sr->main = r->main; - sr->parent = r; - sr->post_subrequest = ps; - sr->read_event_handler = ngx_http_request_empty_handler; - sr->write_event_handler = ngx_http_handler; - - if (c->data == r && r->postponed == NULL) { - c->data = sr; - } - - sr->variables = r->variables; - - sr->log_handler = r->log_handler; - - pr = ngx_palloc(r->pool, sizeof(ngx_http_postponed_request_t)); - if (pr == NULL) { - return NGX_ERROR; - } - - pr->request = sr; - pr->out = NULL; - pr->next = NULL; - - if (r->postponed) { - for (p = r->postponed; p->next; p = p->next) { /* void */ } - p->next = pr; - - } else { - r->postponed = pr; - } - - sr->internal = 1; - - sr->discard_body = r->discard_body; - sr->expect_tested = 1; - sr->main_filter_need_in_memory = r->main_filter_need_in_memory; - - sr->uri_changes = NGX_HTTP_MAX_URI_CHANGES + 1; - sr->subrequests = r->subrequests - 1; - - tp = ngx_timeofday(); - sr->start_sec = tp->sec; - sr->start_msec = tp->msec; - - r->main->count++; - - *psr = sr; - - if (flags & NGX_HTTP_SUBREQUEST_CLONE) { - sr->method = r->method; - sr->method_name = r->method_name; - sr->loc_conf = r->loc_conf; - sr->valid_location = r->valid_location; - sr->content_handler = r->content_handler; - sr->phase_handler = r->phase_handler; - sr->write_event_handler = ngx_http_core_run_phases; - - ngx_http_update_location_config(sr); - } - - return ngx_http_post_request(sr, NULL); -} - - -ngx_int_t -ngx_http_internal_redirect(ngx_http_request_t *r, - ngx_str_t *uri, ngx_str_t *args) -{ - ngx_http_core_srv_conf_t *cscf; - - r->uri_changes--; - - if (r->uri_changes == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "rewrite or internal redirection cycle " - "while internally redirecting to \"%V\"", uri); - - r->main->count++; - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - - r->uri = *uri; - - if (args) { - r->args = *args; - - } else { - ngx_str_null(&r->args); - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "internal redirect: \"%V?%V\"", uri, &r->args); - - ngx_http_set_exten(r); - - /* clear the modules contexts */ - ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module); - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - r->loc_conf = cscf->ctx->loc_conf; - - ngx_http_update_location_config(r); - -#if (NGX_HTTP_CACHE) - r->cache = NULL; -#endif - - r->internal = 1; - r->valid_unparsed_uri = 0; - r->add_uri_to_alias = 0; - r->main->count++; - - ngx_http_handler(r); - - return NGX_DONE; -} - - -ngx_int_t -ngx_http_named_location(ngx_http_request_t *r, ngx_str_t *name) -{ - ngx_http_core_srv_conf_t *cscf; - ngx_http_core_loc_conf_t **clcfp; - ngx_http_core_main_conf_t *cmcf; - - r->main->count++; - r->uri_changes--; - - if (r->uri_changes == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "rewrite or internal redirection cycle " - "while redirect to named location \"%V\"", name); - - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - - if (r->uri.len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "empty URI in redirect to named location \"%V\"", name); - - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - if (cscf->named_locations) { - - for (clcfp = cscf->named_locations; *clcfp; clcfp++) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "test location: \"%V\"", &(*clcfp)->name); - - if (name->len != (*clcfp)->name.len - || ngx_strncmp(name->data, (*clcfp)->name.data, name->len) != 0) - { - continue; - } - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "using location: %V \"%V?%V\"", - name, &r->uri, &r->args); - - r->internal = 1; - r->content_handler = NULL; - r->uri_changed = 0; - r->loc_conf = (*clcfp)->loc_conf; - - /* clear the modules contexts */ - ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module); - - ngx_http_update_location_config(r); - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - r->phase_handler = cmcf->phase_engine.location_rewrite_index; - - r->write_event_handler = ngx_http_core_run_phases; - ngx_http_core_run_phases(r); - - return NGX_DONE; - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "could not find named location \"%V\"", name); - - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - - return NGX_DONE; -} - - -ngx_http_cleanup_t * -ngx_http_cleanup_add(ngx_http_request_t *r, size_t size) -{ - ngx_http_cleanup_t *cln; - - r = r->main; - - cln = ngx_palloc(r->pool, sizeof(ngx_http_cleanup_t)); - if (cln == NULL) { - return NULL; - } - - if (size) { - cln->data = ngx_palloc(r->pool, size); - if (cln->data == NULL) { - return NULL; - } - - } else { - cln->data = NULL; - } - - cln->handler = NULL; - cln->next = r->cleanup; - - r->cleanup = cln; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http cleanup add: %p", cln); - - return cln; -} - - -ngx_int_t -ngx_http_set_disable_symlinks(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, ngx_str_t *path, ngx_open_file_info_t *of) -{ -#if (NGX_HAVE_OPENAT) - u_char *p; - ngx_str_t from; - - of->disable_symlinks = clcf->disable_symlinks; - - if (clcf->disable_symlinks_from == NULL) { - return NGX_OK; - } - - if (ngx_http_complex_value(r, clcf->disable_symlinks_from, &from) - != NGX_OK) - { - return NGX_ERROR; - } - - if (from.len == 0 - || from.len > path->len - || ngx_memcmp(path->data, from.data, from.len) != 0) - { - return NGX_OK; - } - - if (from.len == path->len) { - of->disable_symlinks = NGX_DISABLE_SYMLINKS_OFF; - return NGX_OK; - } - - p = path->data + from.len; - - if (*p == '/') { - of->disable_symlinks_from = from.len; - return NGX_OK; - } - - p--; - - if (*p == '/') { - of->disable_symlinks_from = from.len - 1; - } -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_http_get_forwarded_addr(ngx_http_request_t *r, ngx_addr_t *addr, - ngx_array_t *headers, ngx_str_t *value, ngx_array_t *proxies, - int recursive) -{ - ngx_int_t rc; - ngx_uint_t i, found; - ngx_table_elt_t **h; - - if (headers == NULL) { - return ngx_http_get_forwarded_addr_internal(r, addr, value->data, - value->len, proxies, - recursive); - } - - i = headers->nelts; - h = headers->elts; - - rc = NGX_DECLINED; - - found = 0; - - while (i-- > 0) { - rc = ngx_http_get_forwarded_addr_internal(r, addr, h[i]->value.data, - h[i]->value.len, proxies, - recursive); - - if (!recursive) { - break; - } - - if (rc == NGX_DECLINED && found) { - rc = NGX_DONE; - break; - } - - if (rc != NGX_OK) { - break; - } - - found = 1; - } - - return rc; -} - - -static ngx_int_t -ngx_http_get_forwarded_addr_internal(ngx_http_request_t *r, ngx_addr_t *addr, - u_char *xff, size_t xfflen, ngx_array_t *proxies, int recursive) -{ - u_char *p; - ngx_int_t rc; - ngx_addr_t paddr; - - if (ngx_cidr_match(addr->sockaddr, proxies) != NGX_OK) { - return NGX_DECLINED; - } - - for (p = xff + xfflen - 1; p > xff; p--, xfflen--) { - if (*p != ' ' && *p != ',') { - break; - } - } - - for ( /* void */ ; p > xff; p--) { - if (*p == ' ' || *p == ',') { - p++; - break; - } - } - - if (ngx_parse_addr_port(r->pool, &paddr, p, xfflen - (p - xff)) != NGX_OK) { - return NGX_DECLINED; - } - - *addr = paddr; - - if (recursive && p > xff) { - rc = ngx_http_get_forwarded_addr_internal(r, addr, xff, p - 1 - xff, - proxies, 1); - - if (rc == NGX_DECLINED) { - return NGX_DONE; - } - - /* rc == NGX_OK || rc == NGX_DONE */ - return rc; - } - - return NGX_OK; -} - - -static char * -ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) -{ - char *rv; - void *mconf; - ngx_uint_t i; - ngx_conf_t pcf; - ngx_http_module_t *module; - struct sockaddr_in *sin; - ngx_http_conf_ctx_t *ctx, *http_ctx; - ngx_http_listen_opt_t lsopt; - ngx_http_core_srv_conf_t *cscf, **cscfp; - ngx_http_core_main_conf_t *cmcf; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - http_ctx = cf->ctx; - ctx->main_conf = http_ctx->main_conf; - - /* the server{}'s srv_conf */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - /* the server{}'s loc_conf */ - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; cf->cycle->modules[i]; i++) { - if (cf->cycle->modules[i]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[i]->ctx; - - if (module->create_srv_conf) { - mconf = module->create_srv_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[cf->cycle->modules[i]->ctx_index] = mconf; - } - - if (module->create_loc_conf) { - mconf = module->create_loc_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->loc_conf[cf->cycle->modules[i]->ctx_index] = mconf; - } - } - - - /* the server configuration context */ - - cscf = ctx->srv_conf[ngx_http_core_module.ctx_index]; - cscf->ctx = ctx; - - - cmcf = ctx->main_conf[ngx_http_core_module.ctx_index]; - - cscfp = ngx_array_push(&cmcf->servers); - if (cscfp == NULL) { - return NGX_CONF_ERROR; - } - - *cscfp = cscf; - - - /* parse inside server{} */ - - pcf = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_HTTP_SRV_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pcf; - - if (rv == NGX_CONF_OK && !cscf->listen) { - ngx_memzero(&lsopt, sizeof(ngx_http_listen_opt_t)); - - sin = &lsopt.sockaddr.sockaddr_in; - - sin->sin_family = AF_INET; -#if (NGX_WIN32) - sin->sin_port = htons(80); -#else - sin->sin_port = htons((getuid() == 0) ? 80 : 8000); -#endif - sin->sin_addr.s_addr = INADDR_ANY; - - lsopt.socklen = sizeof(struct sockaddr_in); - - lsopt.backlog = NGX_LISTEN_BACKLOG; - lsopt.rcvbuf = -1; - lsopt.sndbuf = -1; -#if (NGX_HAVE_SETFIB) - lsopt.setfib = -1; -#endif -#if (NGX_HAVE_TCP_FASTOPEN) - lsopt.fastopen = -1; -#endif - lsopt.wildcard = 1; - - (void) ngx_sock_ntop(&lsopt.sockaddr.sockaddr, lsopt.socklen, - lsopt.addr, NGX_SOCKADDR_STRLEN, 1); - - if (ngx_http_add_listen(cf, cscf, &lsopt) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return rv; -} - - -static char * -ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) -{ - char *rv; - u_char *mod; - size_t len; - ngx_str_t *value, *name; - ngx_uint_t i; - ngx_conf_t save; - ngx_http_module_t *module; - ngx_http_conf_ctx_t *ctx, *pctx; - ngx_http_core_loc_conf_t *clcf, *pclcf; - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - pctx = cf->ctx; - ctx->main_conf = pctx->main_conf; - ctx->srv_conf = pctx->srv_conf; - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; cf->cycle->modules[i]; i++) { - if (cf->cycle->modules[i]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[i]->ctx; - - if (module->create_loc_conf) { - ctx->loc_conf[cf->cycle->modules[i]->ctx_index] = - module->create_loc_conf(cf); - if (ctx->loc_conf[cf->cycle->modules[i]->ctx_index] == NULL) { - return NGX_CONF_ERROR; - } - } - } - - clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; - clcf->loc_conf = ctx->loc_conf; - - value = cf->args->elts; - - if (cf->args->nelts == 3) { - - len = value[1].len; - mod = value[1].data; - name = &value[2]; - - if (len == 1 && mod[0] == '=') { - - clcf->name = *name; - clcf->exact_match = 1; - - } else if (len == 2 && mod[0] == '^' && mod[1] == '~') { - - clcf->name = *name; - clcf->noregex = 1; - - } else if (len == 1 && mod[0] == '~') { - - if (ngx_http_core_regex_location(cf, clcf, name, 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else if (len == 2 && mod[0] == '~' && mod[1] == '*') { - - if (ngx_http_core_regex_location(cf, clcf, name, 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid location modifier \"%V\"", &value[1]); - return NGX_CONF_ERROR; - } - - } else { - - name = &value[1]; - - if (name->data[0] == '=') { - - clcf->name.len = name->len - 1; - clcf->name.data = name->data + 1; - clcf->exact_match = 1; - - } else if (name->data[0] == '^' && name->data[1] == '~') { - - clcf->name.len = name->len - 2; - clcf->name.data = name->data + 2; - clcf->noregex = 1; - - } else if (name->data[0] == '~') { - - name->len--; - name->data++; - - if (name->data[0] == '*') { - - name->len--; - name->data++; - - if (ngx_http_core_regex_location(cf, clcf, name, 1) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else { - if (ngx_http_core_regex_location(cf, clcf, name, 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - } else { - - clcf->name = *name; - - if (name->data[0] == '@') { - clcf->named = 1; - } - } - } - - pclcf = pctx->loc_conf[ngx_http_core_module.ctx_index]; - - if (cf->cmd_type == NGX_HTTP_LOC_CONF) { - - /* nested location */ - -#if 0 - clcf->prev_location = pclcf; -#endif - - if (pclcf->exact_match) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "location \"%V\" cannot be inside " - "the exact location \"%V\"", - &clcf->name, &pclcf->name); - return NGX_CONF_ERROR; - } - - if (pclcf->named) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "location \"%V\" cannot be inside " - "the named location \"%V\"", - &clcf->name, &pclcf->name); - return NGX_CONF_ERROR; - } - - if (clcf->named) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "named location \"%V\" can be " - "on the server level only", - &clcf->name); - return NGX_CONF_ERROR; - } - - len = pclcf->name.len; - -#if (NGX_PCRE) - if (clcf->regex == NULL - && ngx_filename_cmp(clcf->name.data, pclcf->name.data, len) != 0) -#else - if (ngx_filename_cmp(clcf->name.data, pclcf->name.data, len) != 0) -#endif - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "location \"%V\" is outside location \"%V\"", - &clcf->name, &pclcf->name); - return NGX_CONF_ERROR; - } - } - - if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - save = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_HTTP_LOC_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - return rv; -} - - -static ngx_int_t -ngx_http_core_regex_location(ngx_conf_t *cf, ngx_http_core_loc_conf_t *clcf, - ngx_str_t *regex, ngx_uint_t caseless) -{ -#if (NGX_PCRE) - ngx_regex_compile_t rc; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = *regex; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - -#if (NGX_HAVE_CASELESS_FILESYSTEM) - rc.options = NGX_REGEX_CASELESS; -#else - rc.options = caseless ? NGX_REGEX_CASELESS : 0; -#endif - - clcf->regex = ngx_http_regex_compile(cf, &rc); - if (clcf->regex == NULL) { - return NGX_ERROR; - } - - clcf->name = *regex; - - return NGX_OK; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "using regex \"%V\" requires PCRE library", - regex); - return NGX_ERROR; - -#endif -} - - -static char * -ngx_http_core_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - char *rv; - ngx_conf_t save; - - if (clcf->types == NULL) { - clcf->types = ngx_array_create(cf->pool, 64, sizeof(ngx_hash_key_t)); - if (clcf->types == NULL) { - return NGX_CONF_ERROR; - } - } - - save = *cf; - cf->handler = ngx_http_core_type; - cf->handler_conf = conf; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - return rv; -} - - -static char * -ngx_http_core_type(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value, *content_type, *old; - ngx_uint_t i, n, hash; - ngx_hash_key_t *type; - - value = cf->args->elts; - - if (ngx_strcmp(value[0].data, "include") == 0) { - if (cf->args->nelts != 2) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid number of arguments" - " in \"include\" directive"); - return NGX_CONF_ERROR; - } - - return ngx_conf_include(cf, dummy, conf); - } - - content_type = ngx_palloc(cf->pool, sizeof(ngx_str_t)); - if (content_type == NULL) { - return NGX_CONF_ERROR; - } - - *content_type = value[0]; - - for (i = 1; i < cf->args->nelts; i++) { - - hash = ngx_hash_strlow(value[i].data, value[i].data, value[i].len); - - type = clcf->types->elts; - for (n = 0; n < clcf->types->nelts; n++) { - if (ngx_strcmp(value[i].data, type[n].key.data) == 0) { - old = type[n].value; - type[n].value = content_type; - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "duplicate extension \"%V\", " - "content type: \"%V\", " - "previous content type: \"%V\"", - &value[i], content_type, old); - goto next; - } - } - - - type = ngx_array_push(clcf->types); - if (type == NULL) { - return NGX_CONF_ERROR; - } - - type->key = value[i]; - type->key_hash = hash; - type->value = content_type; - - next: - continue; - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_core_preconfiguration(ngx_conf_t *cf) -{ - return ngx_http_variables_add_core_vars(cf); -} - - -static ngx_int_t -ngx_http_core_postconfiguration(ngx_conf_t *cf) -{ - ngx_http_top_request_body_filter = ngx_http_request_body_save_filter; - - return NGX_OK; -} - - -static void * -ngx_http_core_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_main_conf_t)); - if (cmcf == NULL) { - return NULL; - } - - if (ngx_array_init(&cmcf->servers, cf->pool, 4, - sizeof(ngx_http_core_srv_conf_t *)) - != NGX_OK) - { - return NULL; - } - - cmcf->server_names_hash_max_size = NGX_CONF_UNSET_UINT; - cmcf->server_names_hash_bucket_size = NGX_CONF_UNSET_UINT; - - cmcf->variables_hash_max_size = NGX_CONF_UNSET_UINT; - cmcf->variables_hash_bucket_size = NGX_CONF_UNSET_UINT; - - return cmcf; -} - - -static char * -ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_core_main_conf_t *cmcf = conf; - - ngx_conf_init_uint_value(cmcf->server_names_hash_max_size, 512); - ngx_conf_init_uint_value(cmcf->server_names_hash_bucket_size, - ngx_cacheline_size); - - cmcf->server_names_hash_bucket_size = - ngx_align(cmcf->server_names_hash_bucket_size, ngx_cacheline_size); - - - ngx_conf_init_uint_value(cmcf->variables_hash_max_size, 1024); - ngx_conf_init_uint_value(cmcf->variables_hash_bucket_size, 64); - - cmcf->variables_hash_bucket_size = - ngx_align(cmcf->variables_hash_bucket_size, ngx_cacheline_size); - - if (cmcf->ncaptures) { - cmcf->ncaptures = (cmcf->ncaptures + 1) * 3; - } - - return NGX_CONF_OK; -} - - -static void * -ngx_http_core_create_srv_conf(ngx_conf_t *cf) -{ - ngx_http_core_srv_conf_t *cscf; - - cscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_srv_conf_t)); - if (cscf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * conf->client_large_buffers.num = 0; - */ - - if (ngx_array_init(&cscf->server_names, cf->temp_pool, 4, - sizeof(ngx_http_server_name_t)) - != NGX_OK) - { - return NULL; - } - - cscf->connection_pool_size = NGX_CONF_UNSET_SIZE; - cscf->request_pool_size = NGX_CONF_UNSET_SIZE; - cscf->client_header_timeout = NGX_CONF_UNSET_MSEC; - cscf->client_header_buffer_size = NGX_CONF_UNSET_SIZE; - cscf->ignore_invalid_headers = NGX_CONF_UNSET; - cscf->merge_slashes = NGX_CONF_UNSET; - cscf->underscores_in_headers = NGX_CONF_UNSET; - - return cscf; -} - - -static char * -ngx_http_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_core_srv_conf_t *prev = parent; - ngx_http_core_srv_conf_t *conf = child; - - ngx_str_t name; - ngx_http_server_name_t *sn; - - /* TODO: it does not merge, it inits only */ - - ngx_conf_merge_size_value(conf->connection_pool_size, - prev->connection_pool_size, 64 * sizeof(void *)); - ngx_conf_merge_size_value(conf->request_pool_size, - prev->request_pool_size, 4096); - ngx_conf_merge_msec_value(conf->client_header_timeout, - prev->client_header_timeout, 60000); - ngx_conf_merge_size_value(conf->client_header_buffer_size, - prev->client_header_buffer_size, 1024); - ngx_conf_merge_bufs_value(conf->large_client_header_buffers, - prev->large_client_header_buffers, - 4, 8192); - - if (conf->large_client_header_buffers.size < conf->connection_pool_size) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"large_client_header_buffers\" size must be " - "equal to or greater than \"connection_pool_size\""); - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->ignore_invalid_headers, - prev->ignore_invalid_headers, 1); - - ngx_conf_merge_value(conf->merge_slashes, prev->merge_slashes, 1); - - ngx_conf_merge_value(conf->underscores_in_headers, - prev->underscores_in_headers, 0); - - if (conf->server_names.nelts == 0) { - /* the array has 4 empty preallocated elements, so push cannot fail */ - sn = ngx_array_push(&conf->server_names); -#if (NGX_PCRE) - sn->regex = NULL; -#endif - sn->server = conf; - ngx_str_set(&sn->name, ""); - } - - sn = conf->server_names.elts; - name = sn[0].name; - -#if (NGX_PCRE) - if (sn->regex) { - name.len++; - name.data--; - } else -#endif - - if (name.data[0] == '.') { - name.len--; - name.data++; - } - - conf->server_name.len = name.len; - conf->server_name.data = ngx_pstrdup(cf->pool, &name); - if (conf->server_name.data == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static void * -ngx_http_core_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_loc_conf_t)); - if (clcf == NULL) { - return NULL; - } - - /* - * set by ngx_pcalloc(): - * - * clcf->root = { 0, NULL }; - * clcf->limit_except = 0; - * clcf->post_action = { 0, NULL }; - * clcf->types = NULL; - * clcf->default_type = { 0, NULL }; - * clcf->error_log = NULL; - * clcf->error_pages = NULL; - * clcf->try_files = NULL; - * clcf->client_body_path = NULL; - * clcf->regex = NULL; - * clcf->exact_match = 0; - * clcf->auto_redirect = 0; - * clcf->alias = 0; - * clcf->gzip_proxied = 0; - * clcf->keepalive_disable = 0; - */ - - clcf->client_max_body_size = NGX_CONF_UNSET; - clcf->client_body_buffer_size = NGX_CONF_UNSET_SIZE; - clcf->client_body_timeout = NGX_CONF_UNSET_MSEC; - clcf->satisfy = NGX_CONF_UNSET_UINT; - clcf->if_modified_since = NGX_CONF_UNSET_UINT; - clcf->max_ranges = NGX_CONF_UNSET_UINT; - clcf->client_body_in_file_only = NGX_CONF_UNSET_UINT; - clcf->client_body_in_single_buffer = NGX_CONF_UNSET; - clcf->internal = NGX_CONF_UNSET; - clcf->sendfile = NGX_CONF_UNSET; - clcf->sendfile_max_chunk = NGX_CONF_UNSET_SIZE; - clcf->aio = NGX_CONF_UNSET; - clcf->aio_write = NGX_CONF_UNSET; -#if (NGX_THREADS) - clcf->thread_pool = NGX_CONF_UNSET_PTR; - clcf->thread_pool_value = NGX_CONF_UNSET_PTR; -#endif - clcf->read_ahead = NGX_CONF_UNSET_SIZE; - clcf->directio = NGX_CONF_UNSET; - clcf->directio_alignment = NGX_CONF_UNSET; - clcf->tcp_nopush = NGX_CONF_UNSET; - clcf->tcp_nodelay = NGX_CONF_UNSET; - clcf->send_timeout = NGX_CONF_UNSET_MSEC; - clcf->send_lowat = NGX_CONF_UNSET_SIZE; - clcf->postpone_output = NGX_CONF_UNSET_SIZE; - clcf->limit_rate = NGX_CONF_UNSET_SIZE; - clcf->limit_rate_after = NGX_CONF_UNSET_SIZE; - clcf->keepalive_timeout = NGX_CONF_UNSET_MSEC; - clcf->keepalive_header = NGX_CONF_UNSET; - clcf->keepalive_requests = NGX_CONF_UNSET_UINT; - clcf->lingering_close = NGX_CONF_UNSET_UINT; - clcf->lingering_time = NGX_CONF_UNSET_MSEC; - clcf->lingering_timeout = NGX_CONF_UNSET_MSEC; - clcf->resolver_timeout = NGX_CONF_UNSET_MSEC; - clcf->reset_timedout_connection = NGX_CONF_UNSET; - clcf->absolute_redirect = NGX_CONF_UNSET; - clcf->server_name_in_redirect = NGX_CONF_UNSET; - clcf->port_in_redirect = NGX_CONF_UNSET; - clcf->msie_padding = NGX_CONF_UNSET; - clcf->msie_refresh = NGX_CONF_UNSET; - clcf->log_not_found = NGX_CONF_UNSET; - clcf->log_subrequest = NGX_CONF_UNSET; - clcf->recursive_error_pages = NGX_CONF_UNSET; - clcf->chunked_transfer_encoding = NGX_CONF_UNSET; - clcf->etag = NGX_CONF_UNSET; - clcf->server_tokens = NGX_CONF_UNSET_UINT; - clcf->types_hash_max_size = NGX_CONF_UNSET_UINT; - clcf->types_hash_bucket_size = NGX_CONF_UNSET_UINT; - - clcf->open_file_cache = NGX_CONF_UNSET_PTR; - clcf->open_file_cache_valid = NGX_CONF_UNSET; - clcf->open_file_cache_min_uses = NGX_CONF_UNSET_UINT; - clcf->open_file_cache_errors = NGX_CONF_UNSET; - clcf->open_file_cache_events = NGX_CONF_UNSET; - -#if (NGX_HTTP_GZIP) - clcf->gzip_vary = NGX_CONF_UNSET; - clcf->gzip_http_version = NGX_CONF_UNSET_UINT; -#if (NGX_PCRE) - clcf->gzip_disable = NGX_CONF_UNSET_PTR; -#endif - clcf->gzip_disable_msie6 = 3; -#if (NGX_HTTP_DEGRADATION) - clcf->gzip_disable_degradation = 3; -#endif -#endif - -#if (NGX_HAVE_OPENAT) - clcf->disable_symlinks = NGX_CONF_UNSET_UINT; - clcf->disable_symlinks_from = NGX_CONF_UNSET_PTR; -#endif - - return clcf; -} - - -static ngx_str_t ngx_http_core_text_html_type = ngx_string("text/html"); -static ngx_str_t ngx_http_core_image_gif_type = ngx_string("image/gif"); -static ngx_str_t ngx_http_core_image_jpeg_type = ngx_string("image/jpeg"); - -static ngx_hash_key_t ngx_http_core_default_types[] = { - { ngx_string("html"), 0, &ngx_http_core_text_html_type }, - { ngx_string("gif"), 0, &ngx_http_core_image_gif_type }, - { ngx_string("jpg"), 0, &ngx_http_core_image_jpeg_type }, - { ngx_null_string, 0, NULL } -}; - - -static char * -ngx_http_core_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_core_loc_conf_t *prev = parent; - ngx_http_core_loc_conf_t *conf = child; - - ngx_uint_t i; - ngx_hash_key_t *type; - ngx_hash_init_t types_hash; - - if (conf->root.data == NULL) { - - conf->alias = prev->alias; - conf->root = prev->root; - conf->root_lengths = prev->root_lengths; - conf->root_values = prev->root_values; - - if (prev->root.data == NULL) { - ngx_str_set(&conf->root, "html"); - - if (ngx_conf_full_name(cf->cycle, &conf->root, 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - } - - if (conf->post_action.data == NULL) { - conf->post_action = prev->post_action; - } - - ngx_conf_merge_uint_value(conf->types_hash_max_size, - prev->types_hash_max_size, 1024); - - ngx_conf_merge_uint_value(conf->types_hash_bucket_size, - prev->types_hash_bucket_size, 64); - - conf->types_hash_bucket_size = ngx_align(conf->types_hash_bucket_size, - ngx_cacheline_size); - - /* - * the special handling of the "types" directive in the "http" section - * to inherit the http's conf->types_hash to all servers - */ - - if (prev->types && prev->types_hash.buckets == NULL) { - - types_hash.hash = &prev->types_hash; - types_hash.key = ngx_hash_key_lc; - types_hash.max_size = conf->types_hash_max_size; - types_hash.bucket_size = conf->types_hash_bucket_size; - types_hash.name = "types_hash"; - types_hash.pool = cf->pool; - types_hash.temp_pool = NULL; - - if (ngx_hash_init(&types_hash, prev->types->elts, prev->types->nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - if (conf->types == NULL) { - conf->types = prev->types; - conf->types_hash = prev->types_hash; - } - - if (conf->types == NULL) { - conf->types = ngx_array_create(cf->pool, 3, sizeof(ngx_hash_key_t)); - if (conf->types == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; ngx_http_core_default_types[i].key.len; i++) { - type = ngx_array_push(conf->types); - if (type == NULL) { - return NGX_CONF_ERROR; - } - - type->key = ngx_http_core_default_types[i].key; - type->key_hash = - ngx_hash_key_lc(ngx_http_core_default_types[i].key.data, - ngx_http_core_default_types[i].key.len); - type->value = ngx_http_core_default_types[i].value; - } - } - - if (conf->types_hash.buckets == NULL) { - - types_hash.hash = &conf->types_hash; - types_hash.key = ngx_hash_key_lc; - types_hash.max_size = conf->types_hash_max_size; - types_hash.bucket_size = conf->types_hash_bucket_size; - types_hash.name = "types_hash"; - types_hash.pool = cf->pool; - types_hash.temp_pool = NULL; - - if (ngx_hash_init(&types_hash, conf->types->elts, conf->types->nelts) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - } - - if (conf->error_log == NULL) { - if (prev->error_log) { - conf->error_log = prev->error_log; - } else { - conf->error_log = &cf->cycle->new_log; - } - } - - if (conf->error_pages == NULL && prev->error_pages) { - conf->error_pages = prev->error_pages; - } - - ngx_conf_merge_str_value(conf->default_type, - prev->default_type, "text/plain"); - - ngx_conf_merge_off_value(conf->client_max_body_size, - prev->client_max_body_size, 1 * 1024 * 1024); - ngx_conf_merge_size_value(conf->client_body_buffer_size, - prev->client_body_buffer_size, - (size_t) 2 * ngx_pagesize); - ngx_conf_merge_msec_value(conf->client_body_timeout, - prev->client_body_timeout, 60000); - - ngx_conf_merge_bitmask_value(conf->keepalive_disable, - prev->keepalive_disable, - (NGX_CONF_BITMASK_SET - |NGX_HTTP_KEEPALIVE_DISABLE_MSIE6)); - ngx_conf_merge_uint_value(conf->satisfy, prev->satisfy, - NGX_HTTP_SATISFY_ALL); - ngx_conf_merge_uint_value(conf->if_modified_since, prev->if_modified_since, - NGX_HTTP_IMS_EXACT); - ngx_conf_merge_uint_value(conf->max_ranges, prev->max_ranges, - NGX_MAX_INT32_VALUE); - ngx_conf_merge_uint_value(conf->client_body_in_file_only, - prev->client_body_in_file_only, - NGX_HTTP_REQUEST_BODY_FILE_OFF); - ngx_conf_merge_value(conf->client_body_in_single_buffer, - prev->client_body_in_single_buffer, 0); - ngx_conf_merge_value(conf->internal, prev->internal, 0); - ngx_conf_merge_value(conf->sendfile, prev->sendfile, 0); - ngx_conf_merge_size_value(conf->sendfile_max_chunk, - prev->sendfile_max_chunk, 0); - ngx_conf_merge_value(conf->aio, prev->aio, NGX_HTTP_AIO_OFF); - ngx_conf_merge_value(conf->aio_write, prev->aio_write, 0); -#if (NGX_THREADS) - ngx_conf_merge_ptr_value(conf->thread_pool, prev->thread_pool, NULL); - ngx_conf_merge_ptr_value(conf->thread_pool_value, prev->thread_pool_value, - NULL); -#endif - ngx_conf_merge_size_value(conf->read_ahead, prev->read_ahead, 0); - ngx_conf_merge_off_value(conf->directio, prev->directio, - NGX_OPEN_FILE_DIRECTIO_OFF); - ngx_conf_merge_off_value(conf->directio_alignment, prev->directio_alignment, - 512); - ngx_conf_merge_value(conf->tcp_nopush, prev->tcp_nopush, 0); - ngx_conf_merge_value(conf->tcp_nodelay, prev->tcp_nodelay, 1); - - ngx_conf_merge_msec_value(conf->send_timeout, prev->send_timeout, 60000); - ngx_conf_merge_size_value(conf->send_lowat, prev->send_lowat, 0); - ngx_conf_merge_size_value(conf->postpone_output, prev->postpone_output, - 1460); - ngx_conf_merge_size_value(conf->limit_rate, prev->limit_rate, 0); - ngx_conf_merge_size_value(conf->limit_rate_after, prev->limit_rate_after, - 0); - ngx_conf_merge_msec_value(conf->keepalive_timeout, - prev->keepalive_timeout, 75000); - ngx_conf_merge_sec_value(conf->keepalive_header, - prev->keepalive_header, 0); - ngx_conf_merge_uint_value(conf->keepalive_requests, - prev->keepalive_requests, 100); - ngx_conf_merge_uint_value(conf->lingering_close, - prev->lingering_close, NGX_HTTP_LINGERING_ON); - ngx_conf_merge_msec_value(conf->lingering_time, - prev->lingering_time, 30000); - ngx_conf_merge_msec_value(conf->lingering_timeout, - prev->lingering_timeout, 5000); - ngx_conf_merge_msec_value(conf->resolver_timeout, - prev->resolver_timeout, 30000); - - if (conf->resolver == NULL) { - - if (prev->resolver == NULL) { - - /* - * create dummy resolver in http {} context - * to inherit it in all servers - */ - - prev->resolver = ngx_resolver_create(cf, NULL, 0); - if (prev->resolver == NULL) { - return NGX_CONF_ERROR; - } - } - - conf->resolver = prev->resolver; - } - - if (ngx_conf_merge_path_value(cf, &conf->client_body_temp_path, - prev->client_body_temp_path, - &ngx_http_client_temp_path) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - ngx_conf_merge_value(conf->reset_timedout_connection, - prev->reset_timedout_connection, 0); - ngx_conf_merge_value(conf->absolute_redirect, - prev->absolute_redirect, 1); - ngx_conf_merge_value(conf->server_name_in_redirect, - prev->server_name_in_redirect, 0); - ngx_conf_merge_value(conf->port_in_redirect, prev->port_in_redirect, 1); - ngx_conf_merge_value(conf->msie_padding, prev->msie_padding, 1); - ngx_conf_merge_value(conf->msie_refresh, prev->msie_refresh, 0); - ngx_conf_merge_value(conf->log_not_found, prev->log_not_found, 1); - ngx_conf_merge_value(conf->log_subrequest, prev->log_subrequest, 0); - ngx_conf_merge_value(conf->recursive_error_pages, - prev->recursive_error_pages, 0); - ngx_conf_merge_value(conf->chunked_transfer_encoding, - prev->chunked_transfer_encoding, 1); - ngx_conf_merge_value(conf->etag, prev->etag, 1); - - ngx_conf_merge_uint_value(conf->server_tokens, prev->server_tokens, - NGX_HTTP_SERVER_TOKENS_ON); - - ngx_conf_merge_ptr_value(conf->open_file_cache, - prev->open_file_cache, NULL); - - ngx_conf_merge_sec_value(conf->open_file_cache_valid, - prev->open_file_cache_valid, 60); - - ngx_conf_merge_uint_value(conf->open_file_cache_min_uses, - prev->open_file_cache_min_uses, 1); - - ngx_conf_merge_sec_value(conf->open_file_cache_errors, - prev->open_file_cache_errors, 0); - - ngx_conf_merge_sec_value(conf->open_file_cache_events, - prev->open_file_cache_events, 0); -#if (NGX_HTTP_GZIP) - - ngx_conf_merge_value(conf->gzip_vary, prev->gzip_vary, 0); - ngx_conf_merge_uint_value(conf->gzip_http_version, prev->gzip_http_version, - NGX_HTTP_VERSION_11); - ngx_conf_merge_bitmask_value(conf->gzip_proxied, prev->gzip_proxied, - (NGX_CONF_BITMASK_SET|NGX_HTTP_GZIP_PROXIED_OFF)); - -#if (NGX_PCRE) - ngx_conf_merge_ptr_value(conf->gzip_disable, prev->gzip_disable, NULL); -#endif - - if (conf->gzip_disable_msie6 == 3) { - conf->gzip_disable_msie6 = - (prev->gzip_disable_msie6 == 3) ? 0 : prev->gzip_disable_msie6; - } - -#if (NGX_HTTP_DEGRADATION) - - if (conf->gzip_disable_degradation == 3) { - conf->gzip_disable_degradation = - (prev->gzip_disable_degradation == 3) ? - 0 : prev->gzip_disable_degradation; - } - -#endif -#endif - -#if (NGX_HAVE_OPENAT) - ngx_conf_merge_uint_value(conf->disable_symlinks, prev->disable_symlinks, - NGX_DISABLE_SYMLINKS_OFF); - ngx_conf_merge_ptr_value(conf->disable_symlinks_from, - prev->disable_symlinks_from, NULL); -#endif - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_srv_conf_t *cscf = conf; - - ngx_str_t *value, size; - ngx_url_t u; - ngx_uint_t n; - ngx_http_listen_opt_t lsopt; - - cscf->listen = 1; - - value = cf->args->elts; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.listen = 1; - u.default_port = 80; - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in \"%V\" of the \"listen\" directive", - u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - ngx_memzero(&lsopt, sizeof(ngx_http_listen_opt_t)); - - ngx_memcpy(&lsopt.sockaddr.sockaddr, &u.sockaddr, u.socklen); - - lsopt.socklen = u.socklen; - lsopt.backlog = NGX_LISTEN_BACKLOG; - lsopt.rcvbuf = -1; - lsopt.sndbuf = -1; -#if (NGX_HAVE_SETFIB) - lsopt.setfib = -1; -#endif -#if (NGX_HAVE_TCP_FASTOPEN) - lsopt.fastopen = -1; -#endif - lsopt.wildcard = u.wildcard; -#if (NGX_HAVE_INET6) - lsopt.ipv6only = 1; -#endif - - (void) ngx_sock_ntop(&lsopt.sockaddr.sockaddr, lsopt.socklen, lsopt.addr, - NGX_SOCKADDR_STRLEN, 1); - - for (n = 2; n < cf->args->nelts; n++) { - - if (ngx_strcmp(value[n].data, "default_server") == 0 - || ngx_strcmp(value[n].data, "default") == 0) - { - lsopt.default_server = 1; - continue; - } - - if (ngx_strcmp(value[n].data, "bind") == 0) { - lsopt.set = 1; - lsopt.bind = 1; - continue; - } - -#if (NGX_HAVE_SETFIB) - if (ngx_strncmp(value[n].data, "setfib=", 7) == 0) { - lsopt.setfib = ngx_atoi(value[n].data + 7, value[n].len - 7); - lsopt.set = 1; - lsopt.bind = 1; - - if (lsopt.setfib == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid setfib \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - continue; - } -#endif - -#if (NGX_HAVE_TCP_FASTOPEN) - if (ngx_strncmp(value[n].data, "fastopen=", 9) == 0) { - lsopt.fastopen = ngx_atoi(value[n].data + 9, value[n].len - 9); - lsopt.set = 1; - lsopt.bind = 1; - - if (lsopt.fastopen == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid fastopen \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - continue; - } -#endif - - if (ngx_strncmp(value[n].data, "backlog=", 8) == 0) { - lsopt.backlog = ngx_atoi(value[n].data + 8, value[n].len - 8); - lsopt.set = 1; - lsopt.bind = 1; - - if (lsopt.backlog == NGX_ERROR || lsopt.backlog == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid backlog \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[n].data, "rcvbuf=", 7) == 0) { - size.len = value[n].len - 7; - size.data = value[n].data + 7; - - lsopt.rcvbuf = ngx_parse_size(&size); - lsopt.set = 1; - lsopt.bind = 1; - - if (lsopt.rcvbuf == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid rcvbuf \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[n].data, "sndbuf=", 7) == 0) { - size.len = value[n].len - 7; - size.data = value[n].data + 7; - - lsopt.sndbuf = ngx_parse_size(&size); - lsopt.set = 1; - lsopt.bind = 1; - - if (lsopt.sndbuf == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid sndbuf \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[n].data, "accept_filter=", 14) == 0) { -#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) - lsopt.accept_filter = (char *) &value[n].data[14]; - lsopt.set = 1; - lsopt.bind = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "accept filters \"%V\" are not supported " - "on this platform, ignored", - &value[n]); -#endif - continue; - } - - if (ngx_strcmp(value[n].data, "deferred") == 0) { -#if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) - lsopt.deferred_accept = 1; - lsopt.set = 1; - lsopt.bind = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the deferred accept is not supported " - "on this platform, ignored"); -#endif - continue; - } - - if (ngx_strncmp(value[n].data, "ipv6only=o", 10) == 0) { -#if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) - struct sockaddr *sa; - - sa = &lsopt.sockaddr.sockaddr; - - if (sa->sa_family == AF_INET6) { - - if (ngx_strcmp(&value[n].data[10], "n") == 0) { - lsopt.ipv6only = 1; - - } else if (ngx_strcmp(&value[n].data[10], "ff") == 0) { - lsopt.ipv6only = 0; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid ipv6only flags \"%s\"", - &value[n].data[9]); - return NGX_CONF_ERROR; - } - - lsopt.set = 1; - lsopt.bind = 1; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "ipv6only is not supported " - "on addr \"%s\", ignored", lsopt.addr); - } - - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "ipv6only is not supported " - "on this platform"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[n].data, "reuseport") == 0) { -#if (NGX_HAVE_REUSEPORT) - lsopt.reuseport = 1; - lsopt.set = 1; - lsopt.bind = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "reuseport is not supported " - "on this platform, ignored"); -#endif - continue; - } - - if (ngx_strcmp(value[n].data, "ssl") == 0) { -#if (NGX_HTTP_SSL) - lsopt.ssl = 1; - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"ssl\" parameter requires " - "ngx_http_ssl_module"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[n].data, "http2") == 0) { -#if (NGX_HTTP_V2) - lsopt.http2 = 1; - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"http2\" parameter requires " - "ngx_http_v2_module"); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[n].data, "spdy") == 0) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "invalid parameter \"spdy\": " - "ngx_http_spdy_module was superseded " - "by ngx_http_v2_module"); - continue; - } - - if (ngx_strncmp(value[n].data, "so_keepalive=", 13) == 0) { - - if (ngx_strcmp(&value[n].data[13], "on") == 0) { - lsopt.so_keepalive = 1; - - } else if (ngx_strcmp(&value[n].data[13], "off") == 0) { - lsopt.so_keepalive = 2; - - } else { - -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - u_char *p, *end; - ngx_str_t s; - - end = value[n].data + value[n].len; - s.data = value[n].data + 13; - - p = ngx_strlchr(s.data, end, ':'); - if (p == NULL) { - p = end; - } - - if (p > s.data) { - s.len = p - s.data; - - lsopt.tcp_keepidle = ngx_parse_time(&s, 1); - if (lsopt.tcp_keepidle == (time_t) NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - s.data = (p < end) ? (p + 1) : end; - - p = ngx_strlchr(s.data, end, ':'); - if (p == NULL) { - p = end; - } - - if (p > s.data) { - s.len = p - s.data; - - lsopt.tcp_keepintvl = ngx_parse_time(&s, 1); - if (lsopt.tcp_keepintvl == (time_t) NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - s.data = (p < end) ? (p + 1) : end; - - if (s.data < end) { - s.len = end - s.data; - - lsopt.tcp_keepcnt = ngx_atoi(s.data, s.len); - if (lsopt.tcp_keepcnt == NGX_ERROR) { - goto invalid_so_keepalive; - } - } - - if (lsopt.tcp_keepidle == 0 && lsopt.tcp_keepintvl == 0 - && lsopt.tcp_keepcnt == 0) - { - goto invalid_so_keepalive; - } - - lsopt.so_keepalive = 1; - -#else - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"so_keepalive\" parameter accepts " - "only \"on\" or \"off\" on this platform"); - return NGX_CONF_ERROR; - -#endif - } - - lsopt.set = 1; - lsopt.bind = 1; - - continue; - -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - invalid_so_keepalive: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid so_keepalive value: \"%s\"", - &value[n].data[13]); - return NGX_CONF_ERROR; -#endif - } - - if (ngx_strcmp(value[n].data, "proxy_protocol") == 0) { - lsopt.proxy_protocol = 1; - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - if (ngx_http_add_listen(cf, cscf, &lsopt) == NGX_OK) { - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; -} - - -static char * -ngx_http_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_srv_conf_t *cscf = conf; - - u_char ch; - ngx_str_t *value; - ngx_uint_t i; - ngx_http_server_name_t *sn; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - ch = value[i].data[0]; - - if ((ch == '*' && (value[i].len < 3 || value[i].data[1] != '.')) - || (ch == '.' && value[i].len < 2)) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "server name \"%V\" is invalid", &value[i]); - return NGX_CONF_ERROR; - } - - if (ngx_strchr(value[i].data, '/')) { - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "server name \"%V\" has suspicious symbols", - &value[i]); - } - - sn = ngx_array_push(&cscf->server_names); - if (sn == NULL) { - return NGX_CONF_ERROR; - } - -#if (NGX_PCRE) - sn->regex = NULL; -#endif - sn->server = cscf; - - if (ngx_strcasecmp(value[i].data, (u_char *) "$hostname") == 0) { - sn->name = cf->cycle->hostname; - - } else { - sn->name = value[i]; - } - - if (value[i].data[0] != '~') { - ngx_strlow(sn->name.data, sn->name.data, sn->name.len); - continue; - } - -#if (NGX_PCRE) - { - u_char *p; - ngx_regex_compile_t rc; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - if (value[i].len == 1) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "empty regex in server name \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - value[i].len--; - value[i].data++; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pattern = value[i]; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - for (p = value[i].data; p < value[i].data + value[i].len; p++) { - if (*p >= 'A' && *p <= 'Z') { - rc.options = NGX_REGEX_CASELESS; - break; - } - } - - sn->regex = ngx_http_regex_compile(cf, &rc); - if (sn->regex == NULL) { - return NGX_CONF_ERROR; - } - - sn->name = value[i]; - cscf->captures = (rc.captures > 0); - } -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "using regex \"%V\" " - "requires PCRE library", &value[i]); - - return NGX_CONF_ERROR; -#endif - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - ngx_int_t alias; - ngx_uint_t n; - ngx_http_script_compile_t sc; - - alias = (cmd->name.len == sizeof("alias") - 1) ? 1 : 0; - - if (clcf->root.data) { - - if ((clcf->alias != 0) == alias) { - return "is duplicate"; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" directive is duplicate, " - "\"%s\" directive was specified earlier", - &cmd->name, clcf->alias ? "alias" : "root"); - - return NGX_CONF_ERROR; - } - - if (clcf->named && alias) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the \"alias\" directive cannot be used " - "inside the named location"); - - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - if (ngx_strstr(value[1].data, "$document_root") - || ngx_strstr(value[1].data, "${document_root}")) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the $document_root variable cannot be used " - "in the \"%V\" directive", - &cmd->name); - - return NGX_CONF_ERROR; - } - - if (ngx_strstr(value[1].data, "$realpath_root") - || ngx_strstr(value[1].data, "${realpath_root}")) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the $realpath_root variable cannot be used " - "in the \"%V\" directive", - &cmd->name); - - return NGX_CONF_ERROR; - } - - clcf->alias = alias ? clcf->name.len : 0; - clcf->root = value[1]; - - if (!alias && clcf->root.len > 0 - && clcf->root.data[clcf->root.len - 1] == '/') - { - clcf->root.len--; - } - - if (clcf->root.data[0] != '$') { - if (ngx_conf_full_name(cf->cycle, &clcf->root, 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - n = ngx_http_script_variables_count(&clcf->root); - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - sc.variables = n; - -#if (NGX_PCRE) - if (alias && clcf->regex) { - clcf->alias = NGX_MAX_SIZE_T_VALUE; - n = 1; - } -#endif - - if (n) { - sc.cf = cf; - sc.source = &clcf->root; - sc.lengths = &clcf->root_lengths; - sc.values = &clcf->root_values; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static ngx_http_method_name_t ngx_methods_names[] = { - { (u_char *) "GET", (uint32_t) ~NGX_HTTP_GET }, - { (u_char *) "HEAD", (uint32_t) ~NGX_HTTP_HEAD }, - { (u_char *) "POST", (uint32_t) ~NGX_HTTP_POST }, - { (u_char *) "PUT", (uint32_t) ~NGX_HTTP_PUT }, - { (u_char *) "DELETE", (uint32_t) ~NGX_HTTP_DELETE }, - { (u_char *) "MKCOL", (uint32_t) ~NGX_HTTP_MKCOL }, - { (u_char *) "COPY", (uint32_t) ~NGX_HTTP_COPY }, - { (u_char *) "MOVE", (uint32_t) ~NGX_HTTP_MOVE }, - { (u_char *) "OPTIONS", (uint32_t) ~NGX_HTTP_OPTIONS }, - { (u_char *) "PROPFIND", (uint32_t) ~NGX_HTTP_PROPFIND }, - { (u_char *) "PROPPATCH", (uint32_t) ~NGX_HTTP_PROPPATCH }, - { (u_char *) "LOCK", (uint32_t) ~NGX_HTTP_LOCK }, - { (u_char *) "UNLOCK", (uint32_t) ~NGX_HTTP_UNLOCK }, - { (u_char *) "PATCH", (uint32_t) ~NGX_HTTP_PATCH }, - { NULL, 0 } -}; - - -static char * -ngx_http_core_limit_except(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *pclcf = conf; - - char *rv; - void *mconf; - ngx_str_t *value; - ngx_uint_t i; - ngx_conf_t save; - ngx_http_module_t *module; - ngx_http_conf_ctx_t *ctx, *pctx; - ngx_http_method_name_t *name; - ngx_http_core_loc_conf_t *clcf; - - if (pclcf->limit_except) { - return "is duplicate"; - } - - pclcf->limit_except = 0xffffffff; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - for (name = ngx_methods_names; name->name; name++) { - - if (ngx_strcasecmp(value[i].data, name->name) == 0) { - pclcf->limit_except &= name->method; - goto next; - } - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid method \"%V\"", &value[i]); - return NGX_CONF_ERROR; - - next: - continue; - } - - if (!(pclcf->limit_except & NGX_HTTP_GET)) { - pclcf->limit_except &= (uint32_t) ~NGX_HTTP_HEAD; - } - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - pctx = cf->ctx; - ctx->main_conf = pctx->main_conf; - ctx->srv_conf = pctx->srv_conf; - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (i = 0; cf->cycle->modules[i]; i++) { - if (cf->cycle->modules[i]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[i]->ctx; - - if (module->create_loc_conf) { - - mconf = module->create_loc_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->loc_conf[cf->cycle->modules[i]->ctx_index] = mconf; - } - } - - - clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; - pclcf->limit_except_loc_conf = ctx->loc_conf; - clcf->loc_conf = ctx->loc_conf; - clcf->name = pclcf->name; - clcf->noname = 1; - clcf->lmt_excpt = 1; - - if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) { - return NGX_CONF_ERROR; - } - - save = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_HTTP_LMT_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = save; - - return rv; -} - - -static char * -ngx_http_core_set_aio(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - - if (clcf->aio != NGX_CONF_UNSET) { - return "is duplicate"; - } - -#if (NGX_THREADS) - clcf->thread_pool = NULL; - clcf->thread_pool_value = NULL; -#endif - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - clcf->aio = NGX_HTTP_AIO_OFF; - return NGX_CONF_OK; - } - - if (ngx_strcmp(value[1].data, "on") == 0) { -#if (NGX_HAVE_FILE_AIO) - clcf->aio = NGX_HTTP_AIO_ON; - return NGX_CONF_OK; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"aio on\" " - "is unsupported on this platform"); - return NGX_CONF_ERROR; -#endif - } - -#if (NGX_HAVE_AIO_SENDFILE) - - if (ngx_strcmp(value[1].data, "sendfile") == 0) { - clcf->aio = NGX_HTTP_AIO_ON; - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "the \"sendfile\" parameter of " - "the \"aio\" directive is deprecated"); - return NGX_CONF_OK; - } - -#endif - - if (ngx_strncmp(value[1].data, "threads", 7) == 0 - && (value[1].len == 7 || value[1].data[7] == '=')) - { -#if (NGX_THREADS) - ngx_str_t name; - ngx_thread_pool_t *tp; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - clcf->aio = NGX_HTTP_AIO_THREADS; - - if (value[1].len >= 8) { - name.len = value[1].len - 8; - name.data = value[1].data + 8; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &name; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - if (cv.lengths != NULL) { - clcf->thread_pool_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (clcf->thread_pool_value == NULL) { - return NGX_CONF_ERROR; - } - - *clcf->thread_pool_value = cv; - - return NGX_CONF_OK; - } - - tp = ngx_thread_pool_add(cf, &name); - - } else { - tp = ngx_thread_pool_add(cf, NULL); - } - - if (tp == NULL) { - return NGX_CONF_ERROR; - } - - clcf->thread_pool = tp; - - return NGX_CONF_OK; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"aio threads\" " - "is unsupported on this platform"); - return NGX_CONF_ERROR; -#endif - } - - return "invalid value"; -} - - -static char * -ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - - if (clcf->directio != NGX_CONF_UNSET) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (ngx_strcmp(value[1].data, "off") == 0) { - clcf->directio = NGX_OPEN_FILE_DIRECTIO_OFF; - return NGX_CONF_OK; - } - - clcf->directio = ngx_parse_offset(&value[1]); - if (clcf->directio == (off_t) NGX_ERROR) { - return "invalid value"; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - u_char *p; - ngx_int_t overwrite; - ngx_str_t *value, uri, args; - ngx_uint_t i, n; - ngx_http_err_page_t *err; - ngx_http_complex_value_t cv; - ngx_http_compile_complex_value_t ccv; - - if (clcf->error_pages == NULL) { - clcf->error_pages = ngx_array_create(cf->pool, 4, - sizeof(ngx_http_err_page_t)); - if (clcf->error_pages == NULL) { - return NGX_CONF_ERROR; - } - } - - value = cf->args->elts; - - i = cf->args->nelts - 2; - - if (value[i].data[0] == '=') { - if (i == 1) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (value[i].len > 1) { - overwrite = ngx_atoi(&value[i].data[1], value[i].len - 1); - - if (overwrite == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - } else { - overwrite = 0; - } - - n = 2; - - } else { - overwrite = -1; - n = 1; - } - - uri = value[cf->args->nelts - 1]; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &uri; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - ngx_str_null(&args); - - if (cv.lengths == NULL && uri.len && uri.data[0] == '/') { - p = (u_char *) ngx_strchr(uri.data, '?'); - - if (p) { - cv.value.len = p - uri.data; - cv.value.data = uri.data; - p++; - args.len = (uri.data + uri.len) - p; - args.data = p; - } - } - - for (i = 1; i < cf->args->nelts - n; i++) { - err = ngx_array_push(clcf->error_pages); - if (err == NULL) { - return NGX_CONF_ERROR; - } - - err->status = ngx_atoi(value[i].data, value[i].len); - - if (err->status == NGX_ERROR || err->status == 499) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (err->status < 300 || err->status > 599) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "value \"%V\" must be between 300 and 599", - &value[i]); - return NGX_CONF_ERROR; - } - - err->overwrite = overwrite; - - if (overwrite == -1) { - switch (err->status) { - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - err->overwrite = NGX_HTTP_BAD_REQUEST; - } - } - - err->value = cv; - err->args = args; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_try_files(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - ngx_int_t code; - ngx_uint_t i, n; - ngx_http_try_file_t *tf; - ngx_http_script_compile_t sc; - ngx_http_core_main_conf_t *cmcf; - - if (clcf->try_files) { - return "is duplicate"; - } - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - cmcf->try_files = 1; - - tf = ngx_pcalloc(cf->pool, cf->args->nelts * sizeof(ngx_http_try_file_t)); - if (tf == NULL) { - return NGX_CONF_ERROR; - } - - clcf->try_files = tf; - - value = cf->args->elts; - - for (i = 0; i < cf->args->nelts - 1; i++) { - - tf[i].name = value[i + 1]; - - if (tf[i].name.len > 0 - && tf[i].name.data[tf[i].name.len - 1] == '/' - && i + 2 < cf->args->nelts) - { - tf[i].test_dir = 1; - tf[i].name.len--; - tf[i].name.data[tf[i].name.len] = '\0'; - } - - n = ngx_http_script_variables_count(&tf[i].name); - - if (n) { - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = cf; - sc.source = &tf[i].name; - sc.lengths = &tf[i].lengths; - sc.values = &tf[i].values; - sc.variables = n; - sc.complete_lengths = 1; - sc.complete_values = 1; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_CONF_ERROR; - } - - } else { - /* add trailing '\0' to length */ - tf[i].name.len++; - } - } - - if (tf[i - 1].name.data[0] == '=') { - - code = ngx_atoi(tf[i - 1].name.data + 1, tf[i - 1].name.len - 2); - - if (code == NGX_ERROR || code > 999) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid code \"%*s\"", - tf[i - 1].name.len - 1, tf[i - 1].name.data); - return NGX_CONF_ERROR; - } - - tf[i].code = code; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - time_t inactive; - ngx_str_t *value, s; - ngx_int_t max; - ngx_uint_t i; - - if (clcf->open_file_cache != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - max = 0; - inactive = 60; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "max=", 4) == 0) { - - max = ngx_atoi(value[i].data + 4, value[i].len - 4); - if (max <= 0) { - goto failed; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { - - s.len = value[i].len - 9; - s.data = value[i].data + 9; - - inactive = ngx_parse_time(&s, 1); - if (inactive == (time_t) NGX_ERROR) { - goto failed; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "off") == 0) { - - clcf->open_file_cache = NULL; - - continue; - } - - failed: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid \"open_file_cache\" parameter \"%V\"", - &value[i]); - return NGX_CONF_ERROR; - } - - if (clcf->open_file_cache == NULL) { - return NGX_CONF_OK; - } - - if (max == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"open_file_cache\" must have the \"max\" parameter"); - return NGX_CONF_ERROR; - } - - clcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); - if (clcf->open_file_cache) { - return NGX_CONF_OK; - } - - return NGX_CONF_ERROR; -} - - -static char * -ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - return ngx_log_set_log(cf, &clcf->error_log); -} - - -static char * -ngx_http_core_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - - if (clcf->keepalive_timeout != NGX_CONF_UNSET_MSEC) { - return "is duplicate"; - } - - value = cf->args->elts; - - clcf->keepalive_timeout = ngx_parse_time(&value[1], 0); - - if (clcf->keepalive_timeout == (ngx_msec_t) NGX_ERROR) { - return "invalid value"; - } - - if (cf->args->nelts == 2) { - return NGX_CONF_OK; - } - - clcf->keepalive_header = ngx_parse_time(&value[2], 1); - - if (clcf->keepalive_header == (time_t) NGX_ERROR) { - return "invalid value"; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - if (clcf->internal != NGX_CONF_UNSET) { - return "is duplicate"; - } - - clcf->internal = 1; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - - if (clcf->resolver) { - return "is duplicate"; - } - - value = cf->args->elts; - - clcf->resolver = ngx_resolver_create(cf, &value[1], cf->args->nelts - 1); - if (clcf->resolver == NULL) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -#if (NGX_HTTP_GZIP) - -static char * -ngx_http_gzip_disable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - -#if (NGX_PCRE) - - ngx_str_t *value; - ngx_uint_t i; - ngx_regex_elt_t *re; - ngx_regex_compile_t rc; - u_char errstr[NGX_MAX_CONF_ERRSTR]; - - if (clcf->gzip_disable == NGX_CONF_UNSET_PTR) { - clcf->gzip_disable = ngx_array_create(cf->pool, 2, - sizeof(ngx_regex_elt_t)); - if (clcf->gzip_disable == NULL) { - return NGX_CONF_ERROR; - } - } - - value = cf->args->elts; - - ngx_memzero(&rc, sizeof(ngx_regex_compile_t)); - - rc.pool = cf->pool; - rc.err.len = NGX_MAX_CONF_ERRSTR; - rc.err.data = errstr; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strcmp(value[i].data, "msie6") == 0) { - clcf->gzip_disable_msie6 = 1; - continue; - } - -#if (NGX_HTTP_DEGRADATION) - - if (ngx_strcmp(value[i].data, "degradation") == 0) { - clcf->gzip_disable_degradation = 1; - continue; - } - -#endif - - re = ngx_array_push(clcf->gzip_disable); - if (re == NULL) { - return NGX_CONF_ERROR; - } - - rc.pattern = value[i]; - rc.options = NGX_REGEX_CASELESS; - - if (ngx_regex_compile(&rc) != NGX_OK) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc.err); - return NGX_CONF_ERROR; - } - - re->regex = rc.regex; - re->name = value[i].data; - } - - return NGX_CONF_OK; - -#else - ngx_str_t *value; - ngx_uint_t i; - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - if (ngx_strcmp(value[i].data, "msie6") == 0) { - clcf->gzip_disable_msie6 = 1; - continue; - } - -#if (NGX_HTTP_DEGRADATION) - - if (ngx_strcmp(value[i].data, "degradation") == 0) { - clcf->gzip_disable_degradation = 1; - continue; - } - -#endif - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "without PCRE library \"gzip_disable\" supports " - "builtin \"msie6\" and \"degradation\" mask only"); - - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; - -#endif -} - -#endif - - -#if (NGX_HAVE_OPENAT) - -static char * -ngx_http_disable_symlinks(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_core_loc_conf_t *clcf = conf; - - ngx_str_t *value; - ngx_uint_t i; - ngx_http_compile_complex_value_t ccv; - - if (clcf->disable_symlinks != NGX_CONF_UNSET_UINT) { - return "is duplicate"; - } - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - - if (ngx_strcmp(value[i].data, "off") == 0) { - clcf->disable_symlinks = NGX_DISABLE_SYMLINKS_OFF; - continue; - } - - if (ngx_strcmp(value[i].data, "if_not_owner") == 0) { - clcf->disable_symlinks = NGX_DISABLE_SYMLINKS_NOTOWNER; - continue; - } - - if (ngx_strcmp(value[i].data, "on") == 0) { - clcf->disable_symlinks = NGX_DISABLE_SYMLINKS_ON; - continue; - } - - if (ngx_strncmp(value[i].data, "from=", 5) == 0) { - value[i].len -= 5; - value[i].data += 5; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[i]; - ccv.complex_value = ngx_palloc(cf->pool, - sizeof(ngx_http_complex_value_t)); - if (ccv.complex_value == NULL) { - return NGX_CONF_ERROR; - } - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - clcf->disable_symlinks_from = ccv.complex_value; - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (clcf->disable_symlinks == NGX_CONF_UNSET_UINT) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" must have \"off\", \"on\" " - "or \"if_not_owner\" parameter", - &cmd->name); - return NGX_CONF_ERROR; - } - - if (cf->args->nelts == 2) { - clcf->disable_symlinks_from = NULL; - return NGX_CONF_OK; - } - - if (clcf->disable_symlinks_from == NGX_CONF_UNSET_PTR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate parameters \"%V %V\"", - &value[1], &value[2]); - return NGX_CONF_ERROR; - } - - if (clcf->disable_symlinks == NGX_DISABLE_SYMLINKS_OFF) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"from=\" cannot be used with \"off\" parameter"); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - -#endif - - -static char * -ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data) -{ -#if (NGX_FREEBSD) - ssize_t *np = data; - - if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"send_lowat\" must be less than %d " - "(sysctl net.inet.tcp.sendspace)", - ngx_freebsd_net_inet_tcp_sendspace); - - return NGX_CONF_ERROR; - } - -#elif !(NGX_HAVE_SO_SNDLOWAT) - ssize_t *np = data; - - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "\"send_lowat\" is not supported, ignored"); - - *np = 0; - -#endif - - return NGX_CONF_OK; -} - - -static char * -ngx_http_core_pool_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp < NGX_MIN_POOL_SIZE) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the pool size must be no less than %uz", - NGX_MIN_POOL_SIZE); - return NGX_CONF_ERROR; - } - - if (*sp % NGX_POOL_ALIGNMENT) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the pool size must be a multiple of %uz", - NGX_POOL_ALIGNMENT); - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/ngx_http_core_module.h b/app/nginx/src/http/ngx_http_core_module.h deleted file mode 100644 index 5018da0..0000000 --- a/app/nginx/src/http/ngx_http_core_module.h +++ /dev/null @@ -1,588 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_CORE_H_INCLUDED_ -#define _NGX_HTTP_CORE_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - -#if (NGX_THREADS) -#include <ngx_thread_pool.h> -#elif (NGX_COMPAT) -typedef struct ngx_thread_pool_s ngx_thread_pool_t; -#endif - - -#define NGX_HTTP_GZIP_PROXIED_OFF 0x0002 -#define NGX_HTTP_GZIP_PROXIED_EXPIRED 0x0004 -#define NGX_HTTP_GZIP_PROXIED_NO_CACHE 0x0008 -#define NGX_HTTP_GZIP_PROXIED_NO_STORE 0x0010 -#define NGX_HTTP_GZIP_PROXIED_PRIVATE 0x0020 -#define NGX_HTTP_GZIP_PROXIED_NO_LM 0x0040 -#define NGX_HTTP_GZIP_PROXIED_NO_ETAG 0x0080 -#define NGX_HTTP_GZIP_PROXIED_AUTH 0x0100 -#define NGX_HTTP_GZIP_PROXIED_ANY 0x0200 - - -#define NGX_HTTP_AIO_OFF 0 -#define NGX_HTTP_AIO_ON 1 -#define NGX_HTTP_AIO_THREADS 2 - - -#define NGX_HTTP_SATISFY_ALL 0 -#define NGX_HTTP_SATISFY_ANY 1 - - -#define NGX_HTTP_LINGERING_OFF 0 -#define NGX_HTTP_LINGERING_ON 1 -#define NGX_HTTP_LINGERING_ALWAYS 2 - - -#define NGX_HTTP_IMS_OFF 0 -#define NGX_HTTP_IMS_EXACT 1 -#define NGX_HTTP_IMS_BEFORE 2 - - -#define NGX_HTTP_KEEPALIVE_DISABLE_NONE 0x0002 -#define NGX_HTTP_KEEPALIVE_DISABLE_MSIE6 0x0004 -#define NGX_HTTP_KEEPALIVE_DISABLE_SAFARI 0x0008 - - -#define NGX_HTTP_SERVER_TOKENS_OFF 0 -#define NGX_HTTP_SERVER_TOKENS_ON 1 -#define NGX_HTTP_SERVER_TOKENS_BUILD 2 - - -typedef struct ngx_http_location_tree_node_s ngx_http_location_tree_node_t; -typedef struct ngx_http_core_loc_conf_s ngx_http_core_loc_conf_t; - - -typedef struct { - ngx_sockaddr_t sockaddr; - socklen_t socklen; - - unsigned set:1; - unsigned default_server:1; - unsigned bind:1; - unsigned wildcard:1; - unsigned ssl:1; - unsigned http2:1; -#if (NGX_HAVE_INET6) - unsigned ipv6only:1; -#endif - unsigned deferred_accept:1; - unsigned reuseport:1; - unsigned so_keepalive:2; - unsigned proxy_protocol:1; - - int backlog; - int rcvbuf; - int sndbuf; -#if (NGX_HAVE_SETFIB) - int setfib; -#endif -#if (NGX_HAVE_TCP_FASTOPEN) - int fastopen; -#endif -#if (NGX_HAVE_KEEPALIVE_TUNABLE) - int tcp_keepidle; - int tcp_keepintvl; - int tcp_keepcnt; -#endif - -#if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) - char *accept_filter; -#endif - - u_char addr[NGX_SOCKADDR_STRLEN + 1]; -} ngx_http_listen_opt_t; - - -typedef enum { - NGX_HTTP_POST_READ_PHASE = 0, - - NGX_HTTP_SERVER_REWRITE_PHASE, - - NGX_HTTP_FIND_CONFIG_PHASE, - NGX_HTTP_REWRITE_PHASE, - NGX_HTTP_POST_REWRITE_PHASE, - - NGX_HTTP_PREACCESS_PHASE, - - NGX_HTTP_ACCESS_PHASE, - NGX_HTTP_POST_ACCESS_PHASE, - - NGX_HTTP_TRY_FILES_PHASE, - NGX_HTTP_CONTENT_PHASE, - - NGX_HTTP_LOG_PHASE -} ngx_http_phases; - -typedef struct ngx_http_phase_handler_s ngx_http_phase_handler_t; - -typedef ngx_int_t (*ngx_http_phase_handler_pt)(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); - -struct ngx_http_phase_handler_s { - ngx_http_phase_handler_pt checker; - ngx_http_handler_pt handler; - ngx_uint_t next; -}; - - -typedef struct { - ngx_http_phase_handler_t *handlers; - ngx_uint_t server_rewrite_index; - ngx_uint_t location_rewrite_index; -} ngx_http_phase_engine_t; - - -typedef struct { - ngx_array_t handlers; -} ngx_http_phase_t; - - -typedef struct { - ngx_array_t servers; /* ngx_http_core_srv_conf_t */ - - ngx_http_phase_engine_t phase_engine; - - ngx_hash_t headers_in_hash; - - ngx_hash_t variables_hash; - - ngx_array_t variables; /* ngx_http_variable_t */ - ngx_array_t prefix_variables; /* ngx_http_variable_t */ - ngx_uint_t ncaptures; - - ngx_uint_t server_names_hash_max_size; - ngx_uint_t server_names_hash_bucket_size; - - ngx_uint_t variables_hash_max_size; - ngx_uint_t variables_hash_bucket_size; - - ngx_hash_keys_arrays_t *variables_keys; - - ngx_array_t *ports; - - ngx_uint_t try_files; /* unsigned try_files:1 */ - - ngx_http_phase_t phases[NGX_HTTP_LOG_PHASE + 1]; -} ngx_http_core_main_conf_t; - - -typedef struct { - /* array of the ngx_http_server_name_t, "server_name" directive */ - ngx_array_t server_names; - - /* server ctx */ - ngx_http_conf_ctx_t *ctx; - - ngx_str_t server_name; - - size_t connection_pool_size; - size_t request_pool_size; - size_t client_header_buffer_size; - - ngx_bufs_t large_client_header_buffers; - - ngx_msec_t client_header_timeout; - - ngx_flag_t ignore_invalid_headers; - ngx_flag_t merge_slashes; - ngx_flag_t underscores_in_headers; - - unsigned listen:1; -#if (NGX_PCRE) - unsigned captures:1; -#endif - - ngx_http_core_loc_conf_t **named_locations; -} ngx_http_core_srv_conf_t; - - -/* list of structures to find core_srv_conf quickly at run time */ - - -typedef struct { -#if (NGX_PCRE) - ngx_http_regex_t *regex; -#endif - ngx_http_core_srv_conf_t *server; /* virtual name server conf */ - ngx_str_t name; -} ngx_http_server_name_t; - - -typedef struct { - ngx_hash_combined_t names; - - ngx_uint_t nregex; - ngx_http_server_name_t *regex; -} ngx_http_virtual_names_t; - - -struct ngx_http_addr_conf_s { - /* the default server configuration for this address:port */ - ngx_http_core_srv_conf_t *default_server; - - ngx_http_virtual_names_t *virtual_names; - - unsigned ssl:1; - unsigned http2:1; - unsigned proxy_protocol:1; -}; - - -typedef struct { - in_addr_t addr; - ngx_http_addr_conf_t conf; -} ngx_http_in_addr_t; - - -#if (NGX_HAVE_INET6) - -typedef struct { - struct in6_addr addr6; - ngx_http_addr_conf_t conf; -} ngx_http_in6_addr_t; - -#endif - - -typedef struct { - /* ngx_http_in_addr_t or ngx_http_in6_addr_t */ - void *addrs; - ngx_uint_t naddrs; -} ngx_http_port_t; - - -typedef struct { - ngx_int_t family; - in_port_t port; - ngx_array_t addrs; /* array of ngx_http_conf_addr_t */ -} ngx_http_conf_port_t; - - -typedef struct { - ngx_http_listen_opt_t opt; - - ngx_hash_t hash; - ngx_hash_wildcard_t *wc_head; - ngx_hash_wildcard_t *wc_tail; - -#if (NGX_PCRE) - ngx_uint_t nregex; - ngx_http_server_name_t *regex; -#endif - - /* the default server configuration for this address:port */ - ngx_http_core_srv_conf_t *default_server; - ngx_array_t servers; /* array of ngx_http_core_srv_conf_t */ -} ngx_http_conf_addr_t; - - -typedef struct { - ngx_int_t status; - ngx_int_t overwrite; - ngx_http_complex_value_t value; - ngx_str_t args; -} ngx_http_err_page_t; - - -typedef struct { - ngx_array_t *lengths; - ngx_array_t *values; - ngx_str_t name; - - unsigned code:10; - unsigned test_dir:1; -} ngx_http_try_file_t; - - -struct ngx_http_core_loc_conf_s { - ngx_str_t name; /* location name */ - -#if (NGX_PCRE) - ngx_http_regex_t *regex; -#endif - - unsigned noname:1; /* "if () {}" block or limit_except */ - unsigned lmt_excpt:1; - unsigned named:1; - - unsigned exact_match:1; - unsigned noregex:1; - - unsigned auto_redirect:1; -#if (NGX_HTTP_GZIP) - unsigned gzip_disable_msie6:2; - unsigned gzip_disable_degradation:2; -#endif - - ngx_http_location_tree_node_t *static_locations; -#if (NGX_PCRE) - ngx_http_core_loc_conf_t **regex_locations; -#endif - - /* pointer to the modules' loc_conf */ - void **loc_conf; - - uint32_t limit_except; - void **limit_except_loc_conf; - - ngx_http_handler_pt handler; - - /* location name length for inclusive location with inherited alias */ - size_t alias; - ngx_str_t root; /* root, alias */ - ngx_str_t post_action; - - ngx_array_t *root_lengths; - ngx_array_t *root_values; - - ngx_array_t *types; - ngx_hash_t types_hash; - ngx_str_t default_type; - - off_t client_max_body_size; /* client_max_body_size */ - off_t directio; /* directio */ - off_t directio_alignment; /* directio_alignment */ - - size_t client_body_buffer_size; /* client_body_buffer_size */ - size_t send_lowat; /* send_lowat */ - size_t postpone_output; /* postpone_output */ - size_t limit_rate; /* limit_rate */ - size_t limit_rate_after; /* limit_rate_after */ - size_t sendfile_max_chunk; /* sendfile_max_chunk */ - size_t read_ahead; /* read_ahead */ - - ngx_msec_t client_body_timeout; /* client_body_timeout */ - ngx_msec_t send_timeout; /* send_timeout */ - ngx_msec_t keepalive_timeout; /* keepalive_timeout */ - ngx_msec_t lingering_time; /* lingering_time */ - ngx_msec_t lingering_timeout; /* lingering_timeout */ - ngx_msec_t resolver_timeout; /* resolver_timeout */ - - ngx_resolver_t *resolver; /* resolver */ - - time_t keepalive_header; /* keepalive_timeout */ - - ngx_uint_t keepalive_requests; /* keepalive_requests */ - ngx_uint_t keepalive_disable; /* keepalive_disable */ - ngx_uint_t satisfy; /* satisfy */ - ngx_uint_t lingering_close; /* lingering_close */ - ngx_uint_t if_modified_since; /* if_modified_since */ - ngx_uint_t max_ranges; /* max_ranges */ - ngx_uint_t client_body_in_file_only; /* client_body_in_file_only */ - - ngx_flag_t client_body_in_single_buffer; - /* client_body_in_singe_buffer */ - ngx_flag_t internal; /* internal */ - ngx_flag_t sendfile; /* sendfile */ - ngx_flag_t aio; /* aio */ - ngx_flag_t aio_write; /* aio_write */ - ngx_flag_t tcp_nopush; /* tcp_nopush */ - ngx_flag_t tcp_nodelay; /* tcp_nodelay */ - ngx_flag_t reset_timedout_connection; /* reset_timedout_connection */ - ngx_flag_t absolute_redirect; /* absolute_redirect */ - ngx_flag_t server_name_in_redirect; /* server_name_in_redirect */ - ngx_flag_t port_in_redirect; /* port_in_redirect */ - ngx_flag_t msie_padding; /* msie_padding */ - ngx_flag_t msie_refresh; /* msie_refresh */ - ngx_flag_t log_not_found; /* log_not_found */ - ngx_flag_t log_subrequest; /* log_subrequest */ - ngx_flag_t recursive_error_pages; /* recursive_error_pages */ - ngx_uint_t server_tokens; /* server_tokens */ - ngx_flag_t chunked_transfer_encoding; /* chunked_transfer_encoding */ - ngx_flag_t etag; /* etag */ - -#if (NGX_HTTP_GZIP) - ngx_flag_t gzip_vary; /* gzip_vary */ - - ngx_uint_t gzip_http_version; /* gzip_http_version */ - ngx_uint_t gzip_proxied; /* gzip_proxied */ - -#if (NGX_PCRE) - ngx_array_t *gzip_disable; /* gzip_disable */ -#endif -#endif - -#if (NGX_THREADS || NGX_COMPAT) - ngx_thread_pool_t *thread_pool; - ngx_http_complex_value_t *thread_pool_value; -#endif - -#if (NGX_HAVE_OPENAT) - ngx_uint_t disable_symlinks; /* disable_symlinks */ - ngx_http_complex_value_t *disable_symlinks_from; -#endif - - ngx_array_t *error_pages; /* error_page */ - ngx_http_try_file_t *try_files; /* try_files */ - - ngx_path_t *client_body_temp_path; /* client_body_temp_path */ - - ngx_open_file_cache_t *open_file_cache; - time_t open_file_cache_valid; - ngx_uint_t open_file_cache_min_uses; - ngx_flag_t open_file_cache_errors; - ngx_flag_t open_file_cache_events; - - ngx_log_t *error_log; - - ngx_uint_t types_hash_max_size; - ngx_uint_t types_hash_bucket_size; - - ngx_queue_t *locations; - -#if 0 - ngx_http_core_loc_conf_t *prev_location; -#endif -}; - - -typedef struct { - ngx_queue_t queue; - ngx_http_core_loc_conf_t *exact; - ngx_http_core_loc_conf_t *inclusive; - ngx_str_t *name; - u_char *file_name; - ngx_uint_t line; - ngx_queue_t list; -} ngx_http_location_queue_t; - - -struct ngx_http_location_tree_node_s { - ngx_http_location_tree_node_t *left; - ngx_http_location_tree_node_t *right; - ngx_http_location_tree_node_t *tree; - - ngx_http_core_loc_conf_t *exact; - ngx_http_core_loc_conf_t *inclusive; - - u_char auto_redirect; - u_char len; - u_char name[1]; -}; - - -void ngx_http_core_run_phases(ngx_http_request_t *r); -ngx_int_t ngx_http_core_generic_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_rewrite_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_find_config_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_post_rewrite_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_access_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_post_access_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_try_files_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); -ngx_int_t ngx_http_core_content_phase(ngx_http_request_t *r, - ngx_http_phase_handler_t *ph); - - -void *ngx_http_test_content_type(ngx_http_request_t *r, ngx_hash_t *types_hash); -ngx_int_t ngx_http_set_content_type(ngx_http_request_t *r); -void ngx_http_set_exten(ngx_http_request_t *r); -ngx_int_t ngx_http_set_etag(ngx_http_request_t *r); -void ngx_http_weak_etag(ngx_http_request_t *r); -ngx_int_t ngx_http_send_response(ngx_http_request_t *r, ngx_uint_t status, - ngx_str_t *ct, ngx_http_complex_value_t *cv); -u_char *ngx_http_map_uri_to_path(ngx_http_request_t *r, ngx_str_t *name, - size_t *root_length, size_t reserved); -ngx_int_t ngx_http_auth_basic_user(ngx_http_request_t *r); -#if (NGX_HTTP_GZIP) -ngx_int_t ngx_http_gzip_ok(ngx_http_request_t *r); -#endif - - -ngx_int_t ngx_http_subrequest(ngx_http_request_t *r, - ngx_str_t *uri, ngx_str_t *args, ngx_http_request_t **sr, - ngx_http_post_subrequest_t *psr, ngx_uint_t flags); -ngx_int_t ngx_http_internal_redirect(ngx_http_request_t *r, - ngx_str_t *uri, ngx_str_t *args); -ngx_int_t ngx_http_named_location(ngx_http_request_t *r, ngx_str_t *name); - - -ngx_http_cleanup_t *ngx_http_cleanup_add(ngx_http_request_t *r, size_t size); - - -typedef ngx_int_t (*ngx_http_output_header_filter_pt)(ngx_http_request_t *r); -typedef ngx_int_t (*ngx_http_output_body_filter_pt) - (ngx_http_request_t *r, ngx_chain_t *chain); -typedef ngx_int_t (*ngx_http_request_body_filter_pt) - (ngx_http_request_t *r, ngx_chain_t *chain); - - -ngx_int_t ngx_http_output_filter(ngx_http_request_t *r, ngx_chain_t *chain); -ngx_int_t ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *chain); -ngx_int_t ngx_http_request_body_save_filter(ngx_http_request_t *r, - ngx_chain_t *chain); - - -ngx_int_t ngx_http_set_disable_symlinks(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, ngx_str_t *path, ngx_open_file_info_t *of); - -ngx_int_t ngx_http_get_forwarded_addr(ngx_http_request_t *r, ngx_addr_t *addr, - ngx_array_t *headers, ngx_str_t *value, ngx_array_t *proxies, - int recursive); - - -extern ngx_module_t ngx_http_core_module; - -extern ngx_uint_t ngx_http_max_module; - -extern ngx_str_t ngx_http_core_get_method; - - -#define ngx_http_clear_content_length(r) \ - \ - r->headers_out.content_length_n = -1; \ - if (r->headers_out.content_length) { \ - r->headers_out.content_length->hash = 0; \ - r->headers_out.content_length = NULL; \ - } - -#define ngx_http_clear_accept_ranges(r) \ - \ - r->allow_ranges = 0; \ - if (r->headers_out.accept_ranges) { \ - r->headers_out.accept_ranges->hash = 0; \ - r->headers_out.accept_ranges = NULL; \ - } - -#define ngx_http_clear_last_modified(r) \ - \ - r->headers_out.last_modified_time = -1; \ - if (r->headers_out.last_modified) { \ - r->headers_out.last_modified->hash = 0; \ - r->headers_out.last_modified = NULL; \ - } - -#define ngx_http_clear_location(r) \ - \ - if (r->headers_out.location) { \ - r->headers_out.location->hash = 0; \ - r->headers_out.location = NULL; \ - } - -#define ngx_http_clear_etag(r) \ - \ - if (r->headers_out.etag) { \ - r->headers_out.etag->hash = 0; \ - r->headers_out.etag = NULL; \ - } - - -#endif /* _NGX_HTTP_CORE_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_file_cache.c b/app/nginx/src/http/ngx_http_file_cache.c deleted file mode 100644 index 8c75f95..0000000 --- a/app/nginx/src/http/ngx_http_file_cache.c +++ /dev/null @@ -1,2656 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_md5.h> - - -static ngx_int_t ngx_http_file_cache_lock(ngx_http_request_t *r, - ngx_http_cache_t *c); -static void ngx_http_file_cache_lock_wait_handler(ngx_event_t *ev); -static void ngx_http_file_cache_lock_wait(ngx_http_request_t *r, - ngx_http_cache_t *c); -static ngx_int_t ngx_http_file_cache_read(ngx_http_request_t *r, - ngx_http_cache_t *c); -static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r, - ngx_http_cache_t *c); -#if (NGX_HAVE_FILE_AIO) -static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); -#endif -#if (NGX_THREADS) -static ngx_int_t ngx_http_cache_thread_handler(ngx_thread_task_t *task, - ngx_file_t *file); -static void ngx_http_cache_thread_event_handler(ngx_event_t *ev); -#endif -static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, - ngx_http_cache_t *c); -static ngx_int_t ngx_http_file_cache_name(ngx_http_request_t *r, - ngx_path_t *path); -static ngx_http_file_cache_node_t * - ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); -static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); -static void ngx_http_file_cache_vary(ngx_http_request_t *r, u_char *vary, - size_t len, u_char *hash); -static void ngx_http_file_cache_vary_header(ngx_http_request_t *r, - ngx_md5_t *md5, ngx_str_t *name); -static ngx_int_t ngx_http_file_cache_reopen(ngx_http_request_t *r, - ngx_http_cache_t *c); -static ngx_int_t ngx_http_file_cache_update_variant(ngx_http_request_t *r, - ngx_http_cache_t *c); -static void ngx_http_file_cache_cleanup(void *data); -static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); -static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); -static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, - ngx_queue_t *q, u_char *name); -static void ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache); -static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, - ngx_str_t *path); -static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, - ngx_str_t *path); -static ngx_int_t ngx_http_file_cache_manage_directory(ngx_tree_ctx_t *ctx, - ngx_str_t *path); -static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, - ngx_str_t *path); -static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, - ngx_http_cache_t *c); -static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, - ngx_str_t *path); -static void ngx_http_file_cache_set_watermark(ngx_http_file_cache_t *cache); - - -ngx_str_t ngx_http_cache_status[] = { - ngx_string("MISS"), - ngx_string("BYPASS"), - ngx_string("EXPIRED"), - ngx_string("STALE"), - ngx_string("UPDATING"), - ngx_string("REVALIDATED"), - ngx_string("HIT") -}; - - -static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; - - -static ngx_int_t -ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) -{ - ngx_http_file_cache_t *ocache = data; - - size_t len; - ngx_uint_t n; - ngx_http_file_cache_t *cache; - - cache = shm_zone->data; - - if (ocache) { - if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { - ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, - "cache \"%V\" uses the \"%V\" cache path " - "while previously it used the \"%V\" cache path", - &shm_zone->shm.name, &cache->path->name, - &ocache->path->name); - - return NGX_ERROR; - } - - for (n = 0; n < NGX_MAX_PATH_LEVEL; n++) { - if (cache->path->level[n] != ocache->path->level[n]) { - ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, - "cache \"%V\" had previously different levels", - &shm_zone->shm.name); - return NGX_ERROR; - } - } - - cache->sh = ocache->sh; - - cache->shpool = ocache->shpool; - cache->bsize = ocache->bsize; - - cache->max_size /= cache->bsize; - - if (!cache->sh->cold || cache->sh->loading) { - cache->path->loader = NULL; - } - - return NGX_OK; - } - - cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; - - if (shm_zone->shm.exists) { - cache->sh = cache->shpool->data; - cache->bsize = ngx_fs_bsize(cache->path->name.data); - - return NGX_OK; - } - - cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); - if (cache->sh == NULL) { - return NGX_ERROR; - } - - cache->shpool->data = cache->sh; - - ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, - ngx_http_file_cache_rbtree_insert_value); - - ngx_queue_init(&cache->sh->queue); - - cache->sh->cold = 1; - cache->sh->loading = 0; - cache->sh->size = 0; - cache->sh->count = 0; - cache->sh->watermark = (ngx_uint_t) -1; - - cache->bsize = ngx_fs_bsize(cache->path->name.data); - - cache->max_size /= cache->bsize; - - len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; - - cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); - if (cache->shpool->log_ctx == NULL) { - return NGX_ERROR; - } - - ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", - &shm_zone->shm.name); - - cache->shpool->log_nomem = 0; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_file_cache_new(ngx_http_request_t *r) -{ - ngx_http_cache_t *c; - - c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); - if (c == NULL) { - return NGX_ERROR; - } - - if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { - return NGX_ERROR; - } - - r->cache = c; - c->file.log = r->connection->log; - c->file.fd = NGX_INVALID_FILE; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_file_cache_create(ngx_http_request_t *r) -{ - ngx_http_cache_t *c; - ngx_pool_cleanup_t *cln; - ngx_http_file_cache_t *cache; - - c = r->cache; - cache = c->file_cache; - - cln = ngx_pool_cleanup_add(r->pool, 0); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_http_file_cache_cleanup; - cln->data = c; - - if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { - return NGX_ERROR; - } - - if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -void -ngx_http_file_cache_create_key(ngx_http_request_t *r) -{ - size_t len; - ngx_str_t *key; - ngx_uint_t i; - ngx_md5_t md5; - ngx_http_cache_t *c; - - c = r->cache; - - len = 0; - - ngx_crc32_init(c->crc32); - ngx_md5_init(&md5); - - key = c->keys.elts; - for (i = 0; i < c->keys.nelts; i++) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http cache key: \"%V\"", &key[i]); - - len += key[i].len; - - ngx_crc32_update(&c->crc32, key[i].data, key[i].len); - ngx_md5_update(&md5, key[i].data, key[i].len); - } - - c->header_start = sizeof(ngx_http_file_cache_header_t) - + sizeof(ngx_http_file_cache_key) + len + 1; - - ngx_crc32_final(c->crc32); - ngx_md5_final(c->key, &md5); - - ngx_memcpy(c->main, c->key, NGX_HTTP_CACHE_KEY_LEN); -} - - -ngx_int_t -ngx_http_file_cache_open(ngx_http_request_t *r) -{ - ngx_int_t rc, rv; - ngx_uint_t test; - ngx_http_cache_t *c; - ngx_pool_cleanup_t *cln; - ngx_open_file_info_t of; - ngx_http_file_cache_t *cache; - ngx_http_core_loc_conf_t *clcf; - - c = r->cache; - - if (c->waiting) { - return NGX_AGAIN; - } - - if (c->reading) { - return ngx_http_file_cache_read(r, c); - } - - cache = c->file_cache; - - if (c->node == NULL) { - cln = ngx_pool_cleanup_add(r->pool, 0); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_http_file_cache_cleanup; - cln->data = c; - } - - rc = ngx_http_file_cache_exists(cache, c); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache exists: %i e:%d", rc, c->exists); - - if (rc == NGX_ERROR) { - return rc; - } - - if (rc == NGX_AGAIN) { - return NGX_HTTP_CACHE_SCARCE; - } - - if (rc == NGX_OK) { - - if (c->error) { - return c->error; - } - - c->temp_file = 1; - test = c->exists ? 1 : 0; - rv = NGX_DECLINED; - - } else { /* rc == NGX_DECLINED */ - - test = cache->sh->cold ? 1 : 0; - - if (c->min_uses > 1) { - - if (!test) { - return NGX_HTTP_CACHE_SCARCE; - } - - rv = NGX_HTTP_CACHE_SCARCE; - - } else { - c->temp_file = 1; - rv = NGX_DECLINED; - } - } - - if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { - return NGX_ERROR; - } - - if (!test) { - goto done; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.uniq = c->uniq; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.events = clcf->open_file_cache_events; - of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; - of.read_ahead = clcf->read_ahead; - - if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) - != NGX_OK) - { - switch (of.err) { - - case 0: - return NGX_ERROR; - - case NGX_ENOENT: - case NGX_ENOTDIR: - goto done; - - default: - ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, - ngx_open_file_n " \"%s\" failed", c->file.name.data); - return NGX_ERROR; - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache fd: %d", of.fd); - - c->file.fd = of.fd; - c->file.log = r->connection->log; - c->uniq = of.uniq; - c->length = of.size; - c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; - - c->buf = ngx_create_temp_buf(r->pool, c->body_start); - if (c->buf == NULL) { - return NGX_ERROR; - } - - return ngx_http_file_cache_read(r, c); - -done: - - if (rv == NGX_DECLINED) { - return ngx_http_file_cache_lock(r, c); - } - - return rv; -} - - -static ngx_int_t -ngx_http_file_cache_lock(ngx_http_request_t *r, ngx_http_cache_t *c) -{ - ngx_msec_t now, timer; - ngx_http_file_cache_t *cache; - - if (!c->lock) { - return NGX_DECLINED; - } - - now = ngx_current_msec; - - cache = c->file_cache; - - ngx_shmtx_lock(&cache->shpool->mutex); - - timer = c->node->lock_time - now; - - if (!c->node->updating || (ngx_msec_int_t) timer <= 0) { - c->node->updating = 1; - c->node->lock_time = now + c->lock_age; - c->updating = 1; - c->lock_time = c->node->lock_time; - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache lock u:%d wt:%M", - c->updating, c->wait_time); - - if (c->updating) { - return NGX_DECLINED; - } - - if (c->lock_timeout == 0) { - return NGX_HTTP_CACHE_SCARCE; - } - - c->waiting = 1; - - if (c->wait_time == 0) { - c->wait_time = now + c->lock_timeout; - - c->wait_event.handler = ngx_http_file_cache_lock_wait_handler; - c->wait_event.data = r; - c->wait_event.log = r->connection->log; - } - - timer = c->wait_time - now; - - ngx_add_timer(&c->wait_event, (timer > 500) ? 500 : timer); - - r->main->blocked++; - - return NGX_AGAIN; -} - - -static void -ngx_http_file_cache_lock_wait_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - - r = ev->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http file cache wait: \"%V?%V\"", &r->uri, &r->args); - - ngx_http_file_cache_lock_wait(r, r->cache); - - ngx_http_run_posted_requests(c); -} - - -static void -ngx_http_file_cache_lock_wait(ngx_http_request_t *r, ngx_http_cache_t *c) -{ - ngx_uint_t wait; - ngx_msec_t now, timer; - ngx_http_file_cache_t *cache; - - now = ngx_current_msec; - - timer = c->wait_time - now; - - if ((ngx_msec_int_t) timer <= 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "cache lock timeout"); - c->lock_timeout = 0; - goto wakeup; - } - - cache = c->file_cache; - wait = 0; - - ngx_shmtx_lock(&cache->shpool->mutex); - - timer = c->node->lock_time - now; - - if (c->node->updating && (ngx_msec_int_t) timer > 0) { - wait = 1; - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - - if (wait) { - ngx_add_timer(&c->wait_event, (timer > 500) ? 500 : timer); - return; - } - -wakeup: - - c->waiting = 0; - r->main->blocked--; - r->write_event_handler(r); -} - - -static ngx_int_t -ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) -{ - u_char *p; - time_t now; - ssize_t n; - ngx_str_t *key; - ngx_int_t rc; - ngx_uint_t i; - ngx_http_file_cache_t *cache; - ngx_http_file_cache_header_t *h; - - n = ngx_http_file_cache_aio_read(r, c); - - if (n < 0) { - return n; - } - - if ((size_t) n < c->header_start) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" is too small", c->file.name.data); - return NGX_DECLINED; - } - - h = (ngx_http_file_cache_header_t *) c->buf->pos; - - if (h->version != NGX_HTTP_CACHE_VERSION) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "cache file \"%s\" version mismatch", c->file.name.data); - return NGX_DECLINED; - } - - if (h->crc32 != c->crc32 || (size_t) h->header_start != c->header_start) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" has md5 collision", c->file.name.data); - return NGX_DECLINED; - } - - p = c->buf->pos + sizeof(ngx_http_file_cache_header_t) - + sizeof(ngx_http_file_cache_key); - - key = c->keys.elts; - for (i = 0; i < c->keys.nelts; i++) { - if (ngx_memcmp(p, key[i].data, key[i].len) != 0) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" has md5 collision", - c->file.name.data); - return NGX_DECLINED; - } - - p += key[i].len; - } - - if ((size_t) h->body_start > c->body_start) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" has too long header", - c->file.name.data); - return NGX_DECLINED; - } - - if (h->vary_len > NGX_HTTP_CACHE_VARY_LEN) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" has incorrect vary length", - c->file.name.data); - return NGX_DECLINED; - } - - if (h->vary_len) { - ngx_http_file_cache_vary(r, h->vary, h->vary_len, c->variant); - - if (ngx_memcmp(c->variant, h->variant, NGX_HTTP_CACHE_KEY_LEN) != 0) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache vary mismatch"); - return ngx_http_file_cache_reopen(r, c); - } - } - - c->buf->last += n; - - c->valid_sec = h->valid_sec; - c->updating_sec = h->updating_sec; - c->error_sec = h->error_sec; - c->last_modified = h->last_modified; - c->date = h->date; - c->valid_msec = h->valid_msec; - c->body_start = h->body_start; - c->etag.len = h->etag_len; - c->etag.data = h->etag; - - r->cached = 1; - - cache = c->file_cache; - - if (cache->sh->cold) { - - ngx_shmtx_lock(&cache->shpool->mutex); - - if (!c->node->exists) { - c->node->uses = 1; - c->node->body_start = c->body_start; - c->node->exists = 1; - c->node->uniq = c->uniq; - c->node->fs_size = c->fs_size; - - cache->sh->size += c->fs_size; - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - } - - now = ngx_time(); - - if (c->valid_sec < now) { - c->stale_updating = c->valid_sec + c->updating_sec >= now; - c->stale_error = c->valid_sec + c->error_sec >= now; - - ngx_shmtx_lock(&cache->shpool->mutex); - - if (c->node->updating) { - rc = NGX_HTTP_CACHE_UPDATING; - - } else { - c->node->updating = 1; - c->updating = 1; - c->lock_time = c->node->lock_time; - rc = NGX_HTTP_CACHE_STALE; - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache expired: %i %T %T", - rc, c->valid_sec, now); - - return rc; - } - - return NGX_OK; -} - - -static ssize_t -ngx_http_file_cache_aio_read(ngx_http_request_t *r, ngx_http_cache_t *c) -{ -#if (NGX_HAVE_FILE_AIO || NGX_THREADS) - ssize_t n; - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); -#endif - -#if (NGX_HAVE_FILE_AIO) - - if (clcf->aio == NGX_HTTP_AIO_ON && ngx_file_aio) { - n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); - - if (n != NGX_AGAIN) { - c->reading = 0; - return n; - } - - c->reading = 1; - - c->file.aio->data = r; - c->file.aio->handler = ngx_http_cache_aio_event_handler; - - r->main->blocked++; - r->aio = 1; - - return NGX_AGAIN; - } - -#endif - -#if (NGX_THREADS) - - if (clcf->aio == NGX_HTTP_AIO_THREADS) { - c->file.thread_task = c->thread_task; - c->file.thread_handler = ngx_http_cache_thread_handler; - c->file.thread_ctx = r; - - n = ngx_thread_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); - - c->thread_task = c->file.thread_task; - c->reading = (n == NGX_AGAIN); - - return n; - } - -#endif - - return ngx_read_file(&c->file, c->buf->pos, c->body_start, 0); -} - - -#if (NGX_HAVE_FILE_AIO) - -static void -ngx_http_cache_aio_event_handler(ngx_event_t *ev) -{ - ngx_event_aio_t *aio; - ngx_connection_t *c; - ngx_http_request_t *r; - - aio = ev->data; - r = aio->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http file cache aio: \"%V?%V\"", &r->uri, &r->args); - - r->main->blocked--; - r->aio = 0; - - r->write_event_handler(r); - - ngx_http_run_posted_requests(c); -} - -#endif - - -#if (NGX_THREADS) - -static ngx_int_t -ngx_http_cache_thread_handler(ngx_thread_task_t *task, ngx_file_t *file) -{ - ngx_str_t name; - ngx_thread_pool_t *tp; - ngx_http_request_t *r; - ngx_http_core_loc_conf_t *clcf; - - r = file->thread_ctx; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - tp = clcf->thread_pool; - - if (tp == NULL) { - if (ngx_http_complex_value(r, clcf->thread_pool_value, &name) - != NGX_OK) - { - return NGX_ERROR; - } - - tp = ngx_thread_pool_get((ngx_cycle_t *) ngx_cycle, &name); - - if (tp == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "thread pool \"%V\" not found", &name); - return NGX_ERROR; - } - } - - task->event.data = r; - task->event.handler = ngx_http_cache_thread_event_handler; - - if (ngx_thread_task_post(tp, task) != NGX_OK) { - return NGX_ERROR; - } - - r->main->blocked++; - r->aio = 1; - - return NGX_OK; -} - - -static void -ngx_http_cache_thread_event_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - - r = ev->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http file cache thread: \"%V?%V\"", &r->uri, &r->args); - - r->main->blocked--; - r->aio = 0; - - r->write_event_handler(r); - - ngx_http_run_posted_requests(c); -} - -#endif - - -static ngx_int_t -ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) -{ - ngx_int_t rc; - ngx_http_file_cache_node_t *fcn; - - ngx_shmtx_lock(&cache->shpool->mutex); - - fcn = c->node; - - if (fcn == NULL) { - fcn = ngx_http_file_cache_lookup(cache, c->key); - } - - if (fcn) { - ngx_queue_remove(&fcn->queue); - - if (c->node == NULL) { - fcn->uses++; - fcn->count++; - } - - if (fcn->error) { - - if (fcn->valid_sec < ngx_time()) { - goto renew; - } - - rc = NGX_OK; - - goto done; - } - - if (fcn->exists || fcn->uses >= c->min_uses) { - - c->exists = fcn->exists; - if (fcn->body_start) { - c->body_start = fcn->body_start; - } - - rc = NGX_OK; - - goto done; - } - - rc = NGX_AGAIN; - - goto done; - } - - fcn = ngx_slab_calloc_locked(cache->shpool, - sizeof(ngx_http_file_cache_node_t)); - if (fcn == NULL) { - ngx_http_file_cache_set_watermark(cache); - - ngx_shmtx_unlock(&cache->shpool->mutex); - - (void) ngx_http_file_cache_forced_expire(cache); - - ngx_shmtx_lock(&cache->shpool->mutex); - - fcn = ngx_slab_calloc_locked(cache->shpool, - sizeof(ngx_http_file_cache_node_t)); - if (fcn == NULL) { - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "could not allocate node%s", cache->shpool->log_ctx); - rc = NGX_ERROR; - goto failed; - } - } - - cache->sh->count++; - - ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); - - ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], - NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); - - ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); - - fcn->uses = 1; - fcn->count = 1; - -renew: - - rc = NGX_DECLINED; - - fcn->valid_msec = 0; - fcn->error = 0; - fcn->exists = 0; - fcn->valid_sec = 0; - fcn->uniq = 0; - fcn->body_start = 0; - fcn->fs_size = 0; - -done: - - fcn->expire = ngx_time() + cache->inactive; - - ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); - - c->uniq = fcn->uniq; - c->error = fcn->error; - c->node = fcn; - -failed: - - ngx_shmtx_unlock(&cache->shpool->mutex); - - return rc; -} - - -static ngx_int_t -ngx_http_file_cache_name(ngx_http_request_t *r, ngx_path_t *path) -{ - u_char *p; - ngx_http_cache_t *c; - - c = r->cache; - - if (c->file.name.len) { - return NGX_OK; - } - - c->file.name.len = path->name.len + 1 + path->len - + 2 * NGX_HTTP_CACHE_KEY_LEN; - - c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); - if (c->file.name.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(c->file.name.data, path->name.data, path->name.len); - - p = c->file.name.data + path->name.len + 1 + path->len; - p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); - *p = '\0'; - - ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "cache file: \"%s\"", c->file.name.data); - - return NGX_OK; -} - - -static ngx_http_file_cache_node_t * -ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key) -{ - ngx_int_t rc; - ngx_rbtree_key_t node_key; - ngx_rbtree_node_t *node, *sentinel; - ngx_http_file_cache_node_t *fcn; - - ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t)); - - node = cache->sh->rbtree.root; - sentinel = cache->sh->rbtree.sentinel; - - while (node != sentinel) { - - if (node_key < node->key) { - node = node->left; - continue; - } - - if (node_key > node->key) { - node = node->right; - continue; - } - - /* node_key == node->key */ - - fcn = (ngx_http_file_cache_node_t *) node; - - rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, - NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); - - if (rc == 0) { - return fcn; - } - - node = (rc < 0) ? node->left : node->right; - } - - /* not found */ - - return NULL; -} - - -static void -ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, - ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) -{ - ngx_rbtree_node_t **p; - ngx_http_file_cache_node_t *cn, *cnt; - - for ( ;; ) { - - if (node->key < temp->key) { - - p = &temp->left; - - } else if (node->key > temp->key) { - - p = &temp->right; - - } else { /* node->key == temp->key */ - - cn = (ngx_http_file_cache_node_t *) node; - cnt = (ngx_http_file_cache_node_t *) temp; - - p = (ngx_memcmp(cn->key, cnt->key, - NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)) - < 0) - ? &temp->left : &temp->right; - } - - if (*p == sentinel) { - break; - } - - temp = *p; - } - - *p = node; - node->parent = temp; - node->left = sentinel; - node->right = sentinel; - ngx_rbt_red(node); -} - - -static void -ngx_http_file_cache_vary(ngx_http_request_t *r, u_char *vary, size_t len, - u_char *hash) -{ - u_char *p, *last; - ngx_str_t name; - ngx_md5_t md5; - u_char buf[NGX_HTTP_CACHE_VARY_LEN]; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache vary: \"%*s\"", len, vary); - - ngx_md5_init(&md5); - ngx_md5_update(&md5, r->cache->main, NGX_HTTP_CACHE_KEY_LEN); - - ngx_strlow(buf, vary, len); - - p = buf; - last = buf + len; - - while (p < last) { - - while (p < last && (*p == ' ' || *p == ',')) { p++; } - - name.data = p; - - while (p < last && *p != ',' && *p != ' ') { p++; } - - name.len = p - name.data; - - if (name.len == 0) { - break; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache vary: %V", &name); - - ngx_md5_update(&md5, name.data, name.len); - ngx_md5_update(&md5, (u_char *) ":", sizeof(":") - 1); - - ngx_http_file_cache_vary_header(r, &md5, &name); - - ngx_md5_update(&md5, (u_char *) CRLF, sizeof(CRLF) - 1); - } - - ngx_md5_final(hash, &md5); -} - - -static void -ngx_http_file_cache_vary_header(ngx_http_request_t *r, ngx_md5_t *md5, - ngx_str_t *name) -{ - size_t len; - u_char *p, *start, *last; - ngx_uint_t i, multiple, normalize; - ngx_list_part_t *part; - ngx_table_elt_t *header; - - multiple = 0; - normalize = 0; - - if (name->len == sizeof("Accept-Charset") - 1 - && ngx_strncasecmp(name->data, (u_char *) "Accept-Charset", - sizeof("Accept-Charset") - 1) == 0) - { - normalize = 1; - - } else if (name->len == sizeof("Accept-Encoding") - 1 - && ngx_strncasecmp(name->data, (u_char *) "Accept-Encoding", - sizeof("Accept-Encoding") - 1) == 0) - { - normalize = 1; - - } else if (name->len == sizeof("Accept-Language") - 1 - && ngx_strncasecmp(name->data, (u_char *) "Accept-Language", - sizeof("Accept-Language") - 1) == 0) - { - normalize = 1; - } - - part = &r->headers_in.headers.part; - header = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - if (header[i].key.len != name->len) { - continue; - } - - if (ngx_strncasecmp(header[i].key.data, name->data, name->len) != 0) { - continue; - } - - if (!normalize) { - - if (multiple) { - ngx_md5_update(md5, (u_char *) ",", sizeof(",") - 1); - } - - ngx_md5_update(md5, header[i].value.data, header[i].value.len); - - multiple = 1; - - continue; - } - - /* normalize spaces */ - - p = header[i].value.data; - last = p + header[i].value.len; - - while (p < last) { - - while (p < last && (*p == ' ' || *p == ',')) { p++; } - - start = p; - - while (p < last && *p != ',' && *p != ' ') { p++; } - - len = p - start; - - if (len == 0) { - break; - } - - if (multiple) { - ngx_md5_update(md5, (u_char *) ",", sizeof(",") - 1); - } - - ngx_md5_update(md5, start, len); - - multiple = 1; - } - } -} - - -static ngx_int_t -ngx_http_file_cache_reopen(ngx_http_request_t *r, ngx_http_cache_t *c) -{ - ngx_http_file_cache_t *cache; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0, - "http file cache reopen"); - - if (c->secondary) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - "cache file \"%s\" has incorrect vary hash", - c->file.name.data); - return NGX_DECLINED; - } - - cache = c->file_cache; - - ngx_shmtx_lock(&cache->shpool->mutex); - - c->node->count--; - c->node = NULL; - - ngx_shmtx_unlock(&cache->shpool->mutex); - - c->secondary = 1; - c->file.name.len = 0; - c->body_start = c->buf->end - c->buf->start; - - ngx_memcpy(c->key, c->variant, NGX_HTTP_CACHE_KEY_LEN); - - return ngx_http_file_cache_open(r); -} - - -ngx_int_t -ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) -{ - ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; - - u_char *p; - ngx_str_t *key; - ngx_uint_t i; - ngx_http_cache_t *c; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache set header"); - - c = r->cache; - - ngx_memzero(h, sizeof(ngx_http_file_cache_header_t)); - - h->version = NGX_HTTP_CACHE_VERSION; - h->valid_sec = c->valid_sec; - h->updating_sec = c->updating_sec; - h->error_sec = c->error_sec; - h->last_modified = c->last_modified; - h->date = c->date; - h->crc32 = c->crc32; - h->valid_msec = (u_short) c->valid_msec; - h->header_start = (u_short) c->header_start; - h->body_start = (u_short) c->body_start; - - if (c->etag.len <= NGX_HTTP_CACHE_ETAG_LEN) { - h->etag_len = (u_char) c->etag.len; - ngx_memcpy(h->etag, c->etag.data, c->etag.len); - } - - if (c->vary.len) { - if (c->vary.len > NGX_HTTP_CACHE_VARY_LEN) { - /* should not happen */ - c->vary.len = NGX_HTTP_CACHE_VARY_LEN; - } - - h->vary_len = (u_char) c->vary.len; - ngx_memcpy(h->vary, c->vary.data, c->vary.len); - - ngx_http_file_cache_vary(r, c->vary.data, c->vary.len, c->variant); - ngx_memcpy(h->variant, c->variant, NGX_HTTP_CACHE_KEY_LEN); - } - - if (ngx_http_file_cache_update_variant(r, c) != NGX_OK) { - return NGX_ERROR; - } - - p = buf + sizeof(ngx_http_file_cache_header_t); - - p = ngx_cpymem(p, ngx_http_file_cache_key, sizeof(ngx_http_file_cache_key)); - - key = c->keys.elts; - for (i = 0; i < c->keys.nelts; i++) { - p = ngx_copy(p, key[i].data, key[i].len); - } - - *p = LF; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_file_cache_update_variant(ngx_http_request_t *r, ngx_http_cache_t *c) -{ - ngx_http_file_cache_t *cache; - - if (!c->secondary) { - return NGX_OK; - } - - if (c->vary.len - && ngx_memcmp(c->variant, c->key, NGX_HTTP_CACHE_KEY_LEN) == 0) - { - return NGX_OK; - } - - /* - * if the variant hash doesn't match one we used as a secondary - * cache key, switch back to the original key - */ - - cache = c->file_cache; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache main key"); - - ngx_shmtx_lock(&cache->shpool->mutex); - - c->node->count--; - c->node->updating = 0; - c->node = NULL; - - ngx_shmtx_unlock(&cache->shpool->mutex); - - c->file.name.len = 0; - - ngx_memcpy(c->key, c->main, NGX_HTTP_CACHE_KEY_LEN); - - if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { - return NGX_ERROR; - } - - if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { - return NGX_ERROR; - } - - return NGX_OK; -} - - -void -ngx_http_file_cache_update(ngx_http_request_t *r, ngx_temp_file_t *tf) -{ - off_t fs_size; - ngx_int_t rc; - ngx_file_uniq_t uniq; - ngx_file_info_t fi; - ngx_http_cache_t *c; - ngx_ext_rename_file_t ext; - ngx_http_file_cache_t *cache; - - c = r->cache; - - if (c->updated) { - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache update"); - - cache = c->file_cache; - - c->updated = 1; - c->updating = 0; - - uniq = 0; - fs_size = 0; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache rename: \"%s\" to \"%s\"", - tf->file.name.data, c->file.name.data); - - ext.access = NGX_FILE_OWNER_ACCESS; - ext.path_access = NGX_FILE_OWNER_ACCESS; - ext.time = -1; - ext.create_path = 1; - ext.delete_file = 1; - ext.log = r->connection->log; - - rc = ngx_ext_rename_file(&tf->file.name, &c->file.name, &ext); - - if (rc == NGX_OK) { - - if (ngx_fd_info(tf->file.fd, &fi) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_fd_info_n " \"%s\" failed", tf->file.name.data); - - rc = NGX_ERROR; - - } else { - uniq = ngx_file_uniq(&fi); - fs_size = (ngx_file_fs_size(&fi) + cache->bsize - 1) / cache->bsize; - } - } - - ngx_shmtx_lock(&cache->shpool->mutex); - - c->node->count--; - c->node->error = 0; - c->node->uniq = uniq; - c->node->body_start = c->body_start; - - cache->sh->size += fs_size - c->node->fs_size; - c->node->fs_size = fs_size; - - if (rc == NGX_OK) { - c->node->exists = 1; - } - - c->node->updating = 0; - - ngx_shmtx_unlock(&cache->shpool->mutex); -} - - -void -ngx_http_file_cache_update_header(ngx_http_request_t *r) -{ - ssize_t n; - ngx_err_t err; - ngx_file_t file; - ngx_file_info_t fi; - ngx_http_cache_t *c; - ngx_http_file_cache_header_t h; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache update header"); - - c = r->cache; - - ngx_memzero(&file, sizeof(ngx_file_t)); - - file.name = c->file.name; - file.log = r->connection->log; - file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR, NGX_FILE_OPEN, 0); - - if (file.fd == NGX_INVALID_FILE) { - err = ngx_errno; - - /* cache file may have been deleted */ - - if (err == NGX_ENOENT) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache \"%s\" not found", - file.name.data); - return; - } - - ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, - ngx_open_file_n " \"%s\" failed", file.name.data); - return; - } - - /* - * make sure cache file wasn't replaced; - * if it was, do nothing - */ - - if (ngx_fd_info(file.fd, &fi) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_fd_info_n " \"%s\" failed", file.name.data); - goto done; - } - - if (c->uniq != ngx_file_uniq(&fi) - || c->length != ngx_file_size(&fi)) - { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache \"%s\" changed", - file.name.data); - goto done; - } - - n = ngx_read_file(&file, (u_char *) &h, - sizeof(ngx_http_file_cache_header_t), 0); - - if (n == NGX_ERROR) { - goto done; - } - - if ((size_t) n != sizeof(ngx_http_file_cache_header_t)) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, - ngx_read_file_n " read only %z of %z from \"%s\"", - n, sizeof(ngx_http_file_cache_header_t), file.name.data); - goto done; - } - - if (h.version != NGX_HTTP_CACHE_VERSION - || h.last_modified != c->last_modified - || h.crc32 != c->crc32 - || (size_t) h.header_start != c->header_start - || (size_t) h.body_start != c->body_start) - { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache \"%s\" content changed", - file.name.data); - goto done; - } - - /* - * update cache file header with new data, - * notably h.valid_sec and h.date - */ - - ngx_memzero(&h, sizeof(ngx_http_file_cache_header_t)); - - h.version = NGX_HTTP_CACHE_VERSION; - h.valid_sec = c->valid_sec; - h.updating_sec = c->updating_sec; - h.error_sec = c->error_sec; - h.last_modified = c->last_modified; - h.date = c->date; - h.crc32 = c->crc32; - h.valid_msec = (u_short) c->valid_msec; - h.header_start = (u_short) c->header_start; - h.body_start = (u_short) c->body_start; - - if (c->etag.len <= NGX_HTTP_CACHE_ETAG_LEN) { - h.etag_len = (u_char) c->etag.len; - ngx_memcpy(h.etag, c->etag.data, c->etag.len); - } - - if (c->vary.len) { - if (c->vary.len > NGX_HTTP_CACHE_VARY_LEN) { - /* should not happen */ - c->vary.len = NGX_HTTP_CACHE_VARY_LEN; - } - - h.vary_len = (u_char) c->vary.len; - ngx_memcpy(h.vary, c->vary.data, c->vary.len); - - ngx_http_file_cache_vary(r, c->vary.data, c->vary.len, c->variant); - ngx_memcpy(h.variant, c->variant, NGX_HTTP_CACHE_KEY_LEN); - } - - (void) ngx_write_file(&file, (u_char *) &h, - sizeof(ngx_http_file_cache_header_t), 0); - -done: - - if (ngx_close_file(file.fd) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, - ngx_close_file_n " \"%s\" failed", file.name.data); - } -} - - -ngx_int_t -ngx_http_cache_send(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t out; - ngx_http_cache_t *c; - - c = r->cache; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http file cache send: %s", c->file.name.data); - - if (r != r->main && c->length - c->body_start == 0) { - return ngx_http_send_header(r); - } - - /* we need to allocate all before the header would be sent */ - - b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); - if (b == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); - if (b->file == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) { - return rc; - } - - b->file_pos = c->body_start; - b->file_last = c->length; - - b->in_file = (c->length - c->body_start) ? 1: 0; - b->last_buf = (r == r->main) ? 1: 0; - b->last_in_chain = 1; - - b->file->fd = c->file.fd; - b->file->name = c->file.name; - b->file->log = r->connection->log; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -void -ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf) -{ - ngx_http_file_cache_t *cache; - ngx_http_file_cache_node_t *fcn; - - if (c->updated || c->node == NULL) { - return; - } - - cache = c->file_cache; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, - "http file cache free, fd: %d", c->file.fd); - - ngx_shmtx_lock(&cache->shpool->mutex); - - fcn = c->node; - fcn->count--; - - if (c->updating && fcn->lock_time == c->lock_time) { - fcn->updating = 0; - } - - if (c->error) { - fcn->error = c->error; - - if (c->valid_sec) { - fcn->valid_sec = c->valid_sec; - fcn->valid_msec = c->valid_msec; - } - - } else if (!fcn->exists && fcn->count == 0 && c->min_uses == 1) { - ngx_queue_remove(&fcn->queue); - ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); - ngx_slab_free_locked(cache->shpool, fcn); - cache->sh->count--; - c->node = NULL; - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - - c->updated = 1; - c->updating = 0; - - if (c->temp_file) { - if (tf && tf->file.fd != NGX_INVALID_FILE) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, - "http file cache incomplete: \"%s\"", - tf->file.name.data); - - if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, c->file.log, ngx_errno, - ngx_delete_file_n " \"%s\" failed", - tf->file.name.data); - } - } - } - - if (c->wait_event.timer_set) { - ngx_del_timer(&c->wait_event); - } -} - - -static void -ngx_http_file_cache_cleanup(void *data) -{ - ngx_http_cache_t *c = data; - - if (c->updated) { - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0, - "http file cache cleanup"); - - if (c->updating && !c->background) { - ngx_log_error(NGX_LOG_ALERT, c->file.log, 0, - "stalled cache updating, error:%ui", c->error); - } - - ngx_http_file_cache_free(c, NULL); -} - - -static time_t -ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache) -{ - u_char *name; - size_t len; - time_t wait; - ngx_uint_t tries; - ngx_path_t *path; - ngx_queue_t *q; - ngx_http_file_cache_node_t *fcn; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache forced expire"); - - path = cache->path; - len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; - - name = ngx_alloc(len + 1, ngx_cycle->log); - if (name == NULL) { - return 10; - } - - ngx_memcpy(name, path->name.data, path->name.len); - - wait = 10; - tries = 20; - - ngx_shmtx_lock(&cache->shpool->mutex); - - for (q = ngx_queue_last(&cache->sh->queue); - q != ngx_queue_sentinel(&cache->sh->queue); - q = ngx_queue_prev(q)) - { - fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); - - ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", - fcn->count, fcn->exists, - fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); - - if (fcn->count == 0) { - ngx_http_file_cache_delete(cache, q, name); - wait = 0; - - } else { - if (--tries) { - continue; - } - - wait = 1; - } - - break; - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - - ngx_free(name); - - return wait; -} - - -static time_t -ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) -{ - u_char *name, *p; - size_t len; - time_t now, wait; - ngx_path_t *path; - ngx_msec_t elapsed; - ngx_queue_t *q; - ngx_http_file_cache_node_t *fcn; - u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache expire"); - - path = cache->path; - len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; - - name = ngx_alloc(len + 1, ngx_cycle->log); - if (name == NULL) { - return 10; - } - - ngx_memcpy(name, path->name.data, path->name.len); - - now = ngx_time(); - - ngx_shmtx_lock(&cache->shpool->mutex); - - for ( ;; ) { - - if (ngx_quit || ngx_terminate) { - wait = 1; - break; - } - - if (ngx_queue_empty(&cache->sh->queue)) { - wait = 10; - break; - } - - q = ngx_queue_last(&cache->sh->queue); - - fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); - - wait = fcn->expire - now; - - if (wait > 0) { - wait = wait > 10 ? 10 : wait; - break; - } - - ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", - fcn->count, fcn->exists, - fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); - - if (fcn->count == 0) { - ngx_http_file_cache_delete(cache, q, name); - goto next; - } - - if (fcn->deleting) { - wait = 1; - break; - } - - p = ngx_hex_dump(key, (u_char *) &fcn->node.key, - sizeof(ngx_rbtree_key_t)); - len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); - (void) ngx_hex_dump(p, fcn->key, len); - - /* - * abnormally exited workers may leave locked cache entries, - * and although it may be safe to remove them completely, - * we prefer to just move them to the top of the inactive queue - */ - - ngx_queue_remove(q); - fcn->expire = ngx_time() + cache->inactive; - ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); - - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "ignore long locked inactive cache entry %*s, count:%d", - (size_t) 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); - -next: - - if (++cache->files >= cache->manager_files) { - wait = 0; - break; - } - - ngx_time_update(); - - elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); - - if (elapsed >= cache->manager_threshold) { - wait = 0; - break; - } - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - - ngx_free(name); - - return wait; -} - - -static void -ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, - u_char *name) -{ - u_char *p; - size_t len; - ngx_path_t *path; - ngx_http_file_cache_node_t *fcn; - - fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); - - if (fcn->exists) { - cache->sh->size -= fcn->fs_size; - - path = cache->path; - p = name + path->name.len + 1 + path->len; - p = ngx_hex_dump(p, (u_char *) &fcn->node.key, - sizeof(ngx_rbtree_key_t)); - len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); - p = ngx_hex_dump(p, fcn->key, len); - *p = '\0'; - - fcn->count++; - fcn->deleting = 1; - ngx_shmtx_unlock(&cache->shpool->mutex); - - len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; - ngx_create_hashed_filename(path, name, len); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache expire: \"%s\"", name); - - if (ngx_delete_file(name) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, - ngx_delete_file_n " \"%s\" failed", name); - } - - ngx_shmtx_lock(&cache->shpool->mutex); - fcn->count--; - fcn->deleting = 0; - } - - if (fcn->count == 0) { - ngx_queue_remove(q); - ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); - ngx_slab_free_locked(cache->shpool, fcn); - cache->sh->count--; - } -} - - -static ngx_msec_t -ngx_http_file_cache_manager(void *data) -{ - ngx_http_file_cache_t *cache = data; - - off_t size; - time_t wait; - ngx_msec_t elapsed, next; - ngx_uint_t count, watermark; - - cache->last = ngx_current_msec; - cache->files = 0; - - next = (ngx_msec_t) ngx_http_file_cache_expire(cache) * 1000; - - if (next == 0) { - next = cache->manager_sleep; - goto done; - } - - for ( ;; ) { - ngx_shmtx_lock(&cache->shpool->mutex); - - size = cache->sh->size; - count = cache->sh->count; - watermark = cache->sh->watermark; - - ngx_shmtx_unlock(&cache->shpool->mutex); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache size: %O c:%ui w:%i", - size, count, (ngx_int_t) watermark); - - if (size < cache->max_size && count < watermark) { - break; - } - - wait = ngx_http_file_cache_forced_expire(cache); - - if (wait > 0) { - next = (ngx_msec_t) wait * 1000; - break; - } - - if (ngx_quit || ngx_terminate) { - break; - } - - if (++cache->files >= cache->manager_files) { - next = cache->manager_sleep; - break; - } - - ngx_time_update(); - - elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); - - if (elapsed >= cache->manager_threshold) { - next = cache->manager_sleep; - break; - } - } - -done: - - elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache manager: %ui e:%M n:%M", - cache->files, elapsed, next); - - return next; -} - - -static void -ngx_http_file_cache_loader(void *data) -{ - ngx_http_file_cache_t *cache = data; - - ngx_tree_ctx_t tree; - - if (!cache->sh->cold || cache->sh->loading) { - return; - } - - if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache loader"); - - tree.init_handler = NULL; - tree.file_handler = ngx_http_file_cache_manage_file; - tree.pre_tree_handler = ngx_http_file_cache_manage_directory; - tree.post_tree_handler = ngx_http_file_cache_noop; - tree.spec_handler = ngx_http_file_cache_delete_file; - tree.data = cache; - tree.alloc = 0; - tree.log = ngx_cycle->log; - - cache->last = ngx_current_msec; - cache->files = 0; - - if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { - cache->sh->loading = 0; - return; - } - - cache->sh->cold = 0; - cache->sh->loading = 0; - - ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, - "http file cache: %V %.3fM, bsize: %uz", - &cache->path->name, - ((double) cache->sh->size * cache->bsize) / (1024 * 1024), - cache->bsize); -} - - -static ngx_int_t -ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - ngx_msec_t elapsed; - ngx_http_file_cache_t *cache; - - cache = ctx->data; - - if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { - (void) ngx_http_file_cache_delete_file(ctx, path); - } - - if (++cache->files >= cache->loader_files) { - ngx_http_file_cache_loader_sleep(cache); - - } else { - ngx_time_update(); - - elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache loader time elapsed: %M", elapsed); - - if (elapsed >= cache->loader_threshold) { - ngx_http_file_cache_loader_sleep(cache); - } - } - - return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; -} - - -static ngx_int_t -ngx_http_file_cache_manage_directory(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - if (path->len >= 5 - && ngx_strncmp(path->data + path->len - 5, "/temp", 5) == 0) - { - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static void -ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache) -{ - ngx_msleep(cache->loader_sleep); - - ngx_time_update(); - - cache->last = ngx_current_msec; - cache->files = 0; -} - - -static ngx_int_t -ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) -{ - u_char *p; - ngx_int_t n; - ngx_uint_t i; - ngx_http_cache_t c; - ngx_http_file_cache_t *cache; - - if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { - return NGX_ERROR; - } - - /* - * Temporary files in cache have a suffix consisting of a dot - * followed by 10 digits. - */ - - if (name->len >= 2 * NGX_HTTP_CACHE_KEY_LEN + 1 + 10 - && name->data[name->len - 10 - 1] == '.') - { - return NGX_OK; - } - - if (ctx->size < (off_t) sizeof(ngx_http_file_cache_header_t)) { - ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, - "cache file \"%s\" is too small", name->data); - return NGX_ERROR; - } - - ngx_memzero(&c, sizeof(ngx_http_cache_t)); - cache = ctx->data; - - c.length = ctx->size; - c.fs_size = (ctx->fs_size + cache->bsize - 1) / cache->bsize; - - p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; - - for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) { - n = ngx_hextoi(p, 2); - - if (n == NGX_ERROR) { - return NGX_ERROR; - } - - p += 2; - - c.key[i] = (u_char) n; - } - - return ngx_http_file_cache_add(cache, &c); -} - - -static ngx_int_t -ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) -{ - ngx_http_file_cache_node_t *fcn; - - ngx_shmtx_lock(&cache->shpool->mutex); - - fcn = ngx_http_file_cache_lookup(cache, c->key); - - if (fcn == NULL) { - - fcn = ngx_slab_calloc_locked(cache->shpool, - sizeof(ngx_http_file_cache_node_t)); - if (fcn == NULL) { - ngx_http_file_cache_set_watermark(cache); - - if (cache->fail_time != ngx_time()) { - cache->fail_time = ngx_time(); - ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, - "could not allocate node%s", cache->shpool->log_ctx); - } - - ngx_shmtx_unlock(&cache->shpool->mutex); - return NGX_ERROR; - } - - cache->sh->count++; - - ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); - - ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], - NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); - - ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); - - fcn->uses = 1; - fcn->exists = 1; - fcn->fs_size = c->fs_size; - - cache->sh->size += c->fs_size; - - } else { - ngx_queue_remove(&fcn->queue); - } - - fcn->expire = ngx_time() + cache->inactive; - - ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); - - ngx_shmtx_unlock(&cache->shpool->mutex); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) -{ - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0, - "http file cache delete: \"%s\"", path->data); - - if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { - ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, - ngx_delete_file_n " \"%s\" failed", path->data); - } - - return NGX_OK; -} - - -static void -ngx_http_file_cache_set_watermark(ngx_http_file_cache_t *cache) -{ - cache->sh->watermark = cache->sh->count - cache->sh->count / 8; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, - "http file cache watermark: %ui", cache->sh->watermark); -} - - -time_t -ngx_http_file_cache_valid(ngx_array_t *cache_valid, ngx_uint_t status) -{ - ngx_uint_t i; - ngx_http_cache_valid_t *valid; - - if (cache_valid == NULL) { - return 0; - } - - valid = cache_valid->elts; - for (i = 0; i < cache_valid->nelts; i++) { - - if (valid[i].status == 0) { - return valid[i].valid; - } - - if (valid[i].status == status) { - return valid[i].valid; - } - } - - return 0; -} - - -char * -ngx_http_file_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *confp = conf; - - off_t max_size; - u_char *last, *p; - time_t inactive; - ssize_t size; - ngx_str_t s, name, *value; - ngx_int_t loader_files, manager_files; - ngx_msec_t loader_sleep, manager_sleep, loader_threshold, - manager_threshold; - ngx_uint_t i, n, use_temp_path; - ngx_array_t *caches; - ngx_http_file_cache_t *cache, **ce; - - cache = ngx_pcalloc(cf->pool, sizeof(ngx_http_file_cache_t)); - if (cache == NULL) { - return NGX_CONF_ERROR; - } - - cache->path = ngx_pcalloc(cf->pool, sizeof(ngx_path_t)); - if (cache->path == NULL) { - return NGX_CONF_ERROR; - } - - use_temp_path = 1; - - inactive = 600; - - loader_files = 100; - loader_sleep = 50; - loader_threshold = 200; - - manager_files = 100; - manager_sleep = 50; - manager_threshold = 200; - - name.len = 0; - size = 0; - max_size = NGX_MAX_OFF_T_VALUE; - - value = cf->args->elts; - - cache->path->name = value[1]; - - if (cache->path->name.data[cache->path->name.len - 1] == '/') { - cache->path->name.len--; - } - - if (ngx_conf_full_name(cf->cycle, &cache->path->name, 0) != NGX_OK) { - return NGX_CONF_ERROR; - } - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { - - p = value[i].data + 7; - last = value[i].data + value[i].len; - - for (n = 0; n < NGX_MAX_PATH_LEVEL && p < last; n++) { - - if (*p > '0' && *p < '3') { - - cache->path->level[n] = *p++ - '0'; - cache->path->len += cache->path->level[n] + 1; - - if (p == last) { - break; - } - - if (*p++ == ':' && n < NGX_MAX_PATH_LEVEL - 1 && p < last) { - continue; - } - - goto invalid_levels; - } - - goto invalid_levels; - } - - if (cache->path->len < 10 + NGX_MAX_PATH_LEVEL) { - continue; - } - - invalid_levels: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid \"levels\" \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (ngx_strncmp(value[i].data, "use_temp_path=", 14) == 0) { - - if (ngx_strcmp(&value[i].data[14], "on") == 0) { - use_temp_path = 1; - - } else if (ngx_strcmp(&value[i].data[14], "off") == 0) { - use_temp_path = 0; - - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid use_temp_path value \"%V\", " - "it must be \"on\" or \"off\"", - &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "keys_zone=", 10) == 0) { - - name.data = value[i].data + 10; - - p = (u_char *) ngx_strchr(name.data, ':'); - - if (p) { - name.len = p - name.data; - - p++; - - s.len = value[i].data + value[i].len - p; - s.data = p; - - size = ngx_parse_size(&s); - if (size > 8191) { - continue; - } - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid keys zone size \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { - - s.len = value[i].len - 9; - s.data = value[i].data + 9; - - inactive = ngx_parse_time(&s, 1); - if (inactive == (time_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid inactive value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_size=", 9) == 0) { - - s.len = value[i].len - 9; - s.data = value[i].data + 9; - - max_size = ngx_parse_offset(&s); - if (max_size < 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid max_size value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "loader_files=", 13) == 0) { - - loader_files = ngx_atoi(value[i].data + 13, value[i].len - 13); - if (loader_files == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid loader_files value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "loader_sleep=", 13) == 0) { - - s.len = value[i].len - 13; - s.data = value[i].data + 13; - - loader_sleep = ngx_parse_time(&s, 0); - if (loader_sleep == (ngx_msec_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid loader_sleep value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "loader_threshold=", 17) == 0) { - - s.len = value[i].len - 17; - s.data = value[i].data + 17; - - loader_threshold = ngx_parse_time(&s, 0); - if (loader_threshold == (ngx_msec_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid loader_threshold value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "manager_files=", 14) == 0) { - - manager_files = ngx_atoi(value[i].data + 14, value[i].len - 14); - if (manager_files == NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid manager_files value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "manager_sleep=", 14) == 0) { - - s.len = value[i].len - 14; - s.data = value[i].data + 14; - - manager_sleep = ngx_parse_time(&s, 0); - if (manager_sleep == (ngx_msec_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid manager_sleep value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "manager_threshold=", 18) == 0) { - - s.len = value[i].len - 18; - s.data = value[i].data + 18; - - manager_threshold = ngx_parse_time(&s, 0); - if (manager_threshold == (ngx_msec_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid manager_threshold value \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - continue; - } - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - - if (name.len == 0 || size == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "\"%V\" must have \"keys_zone\" parameter", - &cmd->name); - return NGX_CONF_ERROR; - } - - cache->path->manager = ngx_http_file_cache_manager; - cache->path->loader = ngx_http_file_cache_loader; - cache->path->data = cache; - cache->path->conf_file = cf->conf_file->file.name.data; - cache->path->line = cf->conf_file->line; - cache->loader_files = loader_files; - cache->loader_sleep = loader_sleep; - cache->loader_threshold = loader_threshold; - cache->manager_files = manager_files; - cache->manager_sleep = manager_sleep; - cache->manager_threshold = manager_threshold; - - if (ngx_add_path(cf, &cache->path) != NGX_OK) { - return NGX_CONF_ERROR; - } - - cache->shm_zone = ngx_shared_memory_add(cf, &name, size, cmd->post); - if (cache->shm_zone == NULL) { - return NGX_CONF_ERROR; - } - - if (cache->shm_zone->data) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate zone \"%V\"", &name); - return NGX_CONF_ERROR; - } - - - cache->shm_zone->init = ngx_http_file_cache_init; - cache->shm_zone->data = cache; - - cache->use_temp_path = use_temp_path; - - cache->inactive = inactive; - cache->max_size = max_size; - - caches = (ngx_array_t *) (confp + cmd->offset); - - ce = ngx_array_push(caches); - if (ce == NULL) { - return NGX_CONF_ERROR; - } - - *ce = cache; - - return NGX_CONF_OK; -} - - -char * -ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - time_t valid; - ngx_str_t *value; - ngx_uint_t i, n, status; - ngx_array_t **a; - ngx_http_cache_valid_t *v; - static ngx_uint_t statuses[] = { 200, 301, 302 }; - - a = (ngx_array_t **) (p + cmd->offset); - - if (*a == NGX_CONF_UNSET_PTR) { - *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t)); - if (*a == NULL) { - return NGX_CONF_ERROR; - } - } - - value = cf->args->elts; - n = cf->args->nelts - 1; - - valid = ngx_parse_time(&value[n], 1); - if (valid == (time_t) NGX_ERROR) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid time value \"%V\"", &value[n]); - return NGX_CONF_ERROR; - } - - if (n == 1) { - - for (i = 0; i < 3; i++) { - v = ngx_array_push(*a); - if (v == NULL) { - return NGX_CONF_ERROR; - } - - v->status = statuses[i]; - v->valid = valid; - } - - return NGX_CONF_OK; - } - - for (i = 1; i < n; i++) { - - if (ngx_strcmp(value[i].data, "any") == 0) { - - status = 0; - - } else { - - status = ngx_atoi(value[i].data, value[i].len); - if (status < 100) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid status \"%V\"", &value[i]); - return NGX_CONF_ERROR; - } - } - - v = ngx_array_push(*a); - if (v == NULL) { - return NGX_CONF_ERROR; - } - - v->status = status; - v->valid = valid; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/ngx_http_header_filter_module.c b/app/nginx/src/http/ngx_http_header_filter_module.c deleted file mode 100644 index c09c519..0000000 --- a/app/nginx/src/http/ngx_http_header_filter_module.c +++ /dev/null @@ -1,629 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <nginx.h> - - -static ngx_int_t ngx_http_header_filter_init(ngx_conf_t *cf); -static ngx_int_t ngx_http_header_filter(ngx_http_request_t *r); - - -static ngx_http_module_t ngx_http_header_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_header_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL, /* merge location configuration */ -}; - - -ngx_module_t ngx_http_header_filter_module = { - NGX_MODULE_V1, - &ngx_http_header_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static u_char ngx_http_server_string[] = "Server: nginx" CRLF; -static u_char ngx_http_server_full_string[] = "Server: " NGINX_VER CRLF; -static u_char ngx_http_server_build_string[] = "Server: " NGINX_VER_BUILD CRLF; - - -static ngx_str_t ngx_http_status_lines[] = { - - ngx_string("200 OK"), - ngx_string("201 Created"), - ngx_string("202 Accepted"), - ngx_null_string, /* "203 Non-Authoritative Information" */ - ngx_string("204 No Content"), - ngx_null_string, /* "205 Reset Content" */ - ngx_string("206 Partial Content"), - - /* ngx_null_string, */ /* "207 Multi-Status" */ - -#define NGX_HTTP_LAST_2XX 207 -#define NGX_HTTP_OFF_3XX (NGX_HTTP_LAST_2XX - 200) - - /* ngx_null_string, */ /* "300 Multiple Choices" */ - - ngx_string("301 Moved Permanently"), - ngx_string("302 Moved Temporarily"), - ngx_string("303 See Other"), - ngx_string("304 Not Modified"), - ngx_null_string, /* "305 Use Proxy" */ - ngx_null_string, /* "306 unused" */ - ngx_string("307 Temporary Redirect"), - -#define NGX_HTTP_LAST_3XX 308 -#define NGX_HTTP_OFF_4XX (NGX_HTTP_LAST_3XX - 301 + NGX_HTTP_OFF_3XX) - - ngx_string("400 Bad Request"), - ngx_string("401 Unauthorized"), - ngx_string("402 Payment Required"), - ngx_string("403 Forbidden"), - ngx_string("404 Not Found"), - ngx_string("405 Not Allowed"), - ngx_string("406 Not Acceptable"), - ngx_null_string, /* "407 Proxy Authentication Required" */ - ngx_string("408 Request Time-out"), - ngx_string("409 Conflict"), - ngx_string("410 Gone"), - ngx_string("411 Length Required"), - ngx_string("412 Precondition Failed"), - ngx_string("413 Request Entity Too Large"), - ngx_string("414 Request-URI Too Large"), - ngx_string("415 Unsupported Media Type"), - ngx_string("416 Requested Range Not Satisfiable"), - ngx_null_string, /* "417 Expectation Failed" */ - ngx_null_string, /* "418 unused" */ - ngx_null_string, /* "419 unused" */ - ngx_null_string, /* "420 unused" */ - ngx_string("421 Misdirected Request"), - ngx_null_string, /* "422 Unprocessable Entity" */ - ngx_null_string, /* "423 Locked" */ - ngx_null_string, /* "424 Failed Dependency" */ - ngx_null_string, /* "425 unused" */ - ngx_null_string, /* "426 Upgrade Required" */ - ngx_null_string, /* "427 unused" */ - ngx_null_string, /* "428 Precondition Required" */ - ngx_string("429 Too Many Requests"), - -#define NGX_HTTP_LAST_4XX 430 -#define NGX_HTTP_OFF_5XX (NGX_HTTP_LAST_4XX - 400 + NGX_HTTP_OFF_4XX) - - ngx_string("500 Internal Server Error"), - ngx_string("501 Not Implemented"), - ngx_string("502 Bad Gateway"), - ngx_string("503 Service Temporarily Unavailable"), - ngx_string("504 Gateway Time-out"), - ngx_null_string, /* "505 HTTP Version Not Supported" */ - ngx_null_string, /* "506 Variant Also Negotiates" */ - ngx_string("507 Insufficient Storage"), - - /* ngx_null_string, */ /* "508 unused" */ - /* ngx_null_string, */ /* "509 unused" */ - /* ngx_null_string, */ /* "510 Not Extended" */ - -#define NGX_HTTP_LAST_5XX 508 - -}; - - -ngx_http_header_out_t ngx_http_headers_out[] = { - { ngx_string("Server"), offsetof(ngx_http_headers_out_t, server) }, - { ngx_string("Date"), offsetof(ngx_http_headers_out_t, date) }, - { ngx_string("Content-Length"), - offsetof(ngx_http_headers_out_t, content_length) }, - { ngx_string("Content-Encoding"), - offsetof(ngx_http_headers_out_t, content_encoding) }, - { ngx_string("Location"), offsetof(ngx_http_headers_out_t, location) }, - { ngx_string("Last-Modified"), - offsetof(ngx_http_headers_out_t, last_modified) }, - { ngx_string("Accept-Ranges"), - offsetof(ngx_http_headers_out_t, accept_ranges) }, - { ngx_string("Expires"), offsetof(ngx_http_headers_out_t, expires) }, - { ngx_string("Cache-Control"), - offsetof(ngx_http_headers_out_t, cache_control) }, - { ngx_string("ETag"), offsetof(ngx_http_headers_out_t, etag) }, - - { ngx_null_string, 0 } -}; - - -static ngx_int_t -ngx_http_header_filter(ngx_http_request_t *r) -{ - u_char *p; - size_t len; - ngx_str_t host, *status_line; - ngx_buf_t *b; - ngx_uint_t status, i, port; - ngx_chain_t out; - ngx_list_part_t *part; - ngx_table_elt_t *header; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t *cscf; - u_char addr[NGX_SOCKADDR_STRLEN]; - - if (r->header_sent) { - return NGX_OK; - } - - r->header_sent = 1; - - if (r != r->main) { - return NGX_OK; - } - - if (r->http_version < NGX_HTTP_VERSION_10) { - return NGX_OK; - } - - if (r->method == NGX_HTTP_HEAD) { - r->header_only = 1; - } - - if (r->headers_out.last_modified_time != -1) { - if (r->headers_out.status != NGX_HTTP_OK - && r->headers_out.status != NGX_HTTP_PARTIAL_CONTENT - && r->headers_out.status != NGX_HTTP_NOT_MODIFIED) - { - r->headers_out.last_modified_time = -1; - r->headers_out.last_modified = NULL; - } - } - - len = sizeof("HTTP/1.x ") - 1 + sizeof(CRLF) - 1 - /* the end of the header */ - + sizeof(CRLF) - 1; - - /* status line */ - - if (r->headers_out.status_line.len) { - len += r->headers_out.status_line.len; - status_line = &r->headers_out.status_line; -#if (NGX_SUPPRESS_WARN) - status = 0; -#endif - - } else { - - status = r->headers_out.status; - - if (status >= NGX_HTTP_OK - && status < NGX_HTTP_LAST_2XX) - { - /* 2XX */ - - if (status == NGX_HTTP_NO_CONTENT) { - r->header_only = 1; - ngx_str_null(&r->headers_out.content_type); - r->headers_out.last_modified_time = -1; - r->headers_out.last_modified = NULL; - r->headers_out.content_length = NULL; - r->headers_out.content_length_n = -1; - } - - status -= NGX_HTTP_OK; - status_line = &ngx_http_status_lines[status]; - len += ngx_http_status_lines[status].len; - - } else if (status >= NGX_HTTP_MOVED_PERMANENTLY - && status < NGX_HTTP_LAST_3XX) - { - /* 3XX */ - - if (status == NGX_HTTP_NOT_MODIFIED) { - r->header_only = 1; - } - - status = status - NGX_HTTP_MOVED_PERMANENTLY + NGX_HTTP_OFF_3XX; - status_line = &ngx_http_status_lines[status]; - len += ngx_http_status_lines[status].len; - - } else if (status >= NGX_HTTP_BAD_REQUEST - && status < NGX_HTTP_LAST_4XX) - { - /* 4XX */ - status = status - NGX_HTTP_BAD_REQUEST - + NGX_HTTP_OFF_4XX; - - status_line = &ngx_http_status_lines[status]; - len += ngx_http_status_lines[status].len; - - } else if (status >= NGX_HTTP_INTERNAL_SERVER_ERROR - && status < NGX_HTTP_LAST_5XX) - { - /* 5XX */ - status = status - NGX_HTTP_INTERNAL_SERVER_ERROR - + NGX_HTTP_OFF_5XX; - - status_line = &ngx_http_status_lines[status]; - len += ngx_http_status_lines[status].len; - - } else { - len += NGX_INT_T_LEN + 1 /* SP */; - status_line = NULL; - } - - if (status_line && status_line->len == 0) { - status = r->headers_out.status; - len += NGX_INT_T_LEN + 1 /* SP */; - status_line = NULL; - } - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->headers_out.server == NULL) { - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - len += sizeof(ngx_http_server_full_string) - 1; - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - len += sizeof(ngx_http_server_build_string) - 1; - - } else { - len += sizeof(ngx_http_server_string) - 1; - } - } - - if (r->headers_out.date == NULL) { - len += sizeof("Date: Mon, 28 Sep 1970 06:00:00 GMT" CRLF) - 1; - } - - if (r->headers_out.content_type.len) { - len += sizeof("Content-Type: ") - 1 - + r->headers_out.content_type.len + 2; - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - len += sizeof("; charset=") - 1 + r->headers_out.charset.len; - } - } - - if (r->headers_out.content_length == NULL - && r->headers_out.content_length_n >= 0) - { - len += sizeof("Content-Length: ") - 1 + NGX_OFF_T_LEN + 2; - } - - if (r->headers_out.last_modified == NULL - && r->headers_out.last_modified_time != -1) - { - len += sizeof("Last-Modified: Mon, 28 Sep 1970 06:00:00 GMT" CRLF) - 1; - } - - c = r->connection; - - if (r->headers_out.location - && r->headers_out.location->value.len - && r->headers_out.location->value.data[0] == '/' - && clcf->absolute_redirect) - { - r->headers_out.location->hash = 0; - - if (clcf->server_name_in_redirect) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - host = cscf->server_name; - - } else if (r->headers_in.server.len) { - host = r->headers_in.server; - - } else { - host.len = NGX_SOCKADDR_STRLEN; - host.data = addr; - - if (ngx_connection_local_sockaddr(c, &host, 0) != NGX_OK) { - return NGX_ERROR; - } - } - - port = ngx_inet_get_port(c->local_sockaddr); - - len += sizeof("Location: https://") - 1 - + host.len - + r->headers_out.location->value.len + 2; - - if (clcf->port_in_redirect) { - -#if (NGX_HTTP_SSL) - if (c->ssl) - port = (port == 443) ? 0 : port; - else -#endif - port = (port == 80) ? 0 : port; - - } else { - port = 0; - } - - if (port) { - len += sizeof(":65535") - 1; - } - - } else { - ngx_str_null(&host); - port = 0; - } - - if (r->chunked) { - len += sizeof("Transfer-Encoding: chunked" CRLF) - 1; - } - - if (r->headers_out.status == NGX_HTTP_SWITCHING_PROTOCOLS) { - len += sizeof("Connection: upgrade" CRLF) - 1; - - } else if (r->keepalive) { - len += sizeof("Connection: keep-alive" CRLF) - 1; - - /* - * MSIE and Opera ignore the "Keep-Alive: timeout=<N>" header. - * MSIE keeps the connection alive for about 60-65 seconds. - * Opera keeps the connection alive very long. - * Mozilla keeps the connection alive for N plus about 1-10 seconds. - * Konqueror keeps the connection alive for about N seconds. - */ - - if (clcf->keepalive_header) { - len += sizeof("Keep-Alive: timeout=") - 1 + NGX_TIME_T_LEN + 2; - } - - } else { - len += sizeof("Connection: close" CRLF) - 1; - } - -#if (NGX_HTTP_GZIP) - if (r->gzip_vary) { - if (clcf->gzip_vary) { - len += sizeof("Vary: Accept-Encoding" CRLF) - 1; - - } else { - r->gzip_vary = 0; - } - } -#endif - - part = &r->headers_out.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - len += header[i].key.len + sizeof(": ") - 1 + header[i].value.len - + sizeof(CRLF) - 1; - } - - b = ngx_create_temp_buf(r->pool, len); - if (b == NULL) { - return NGX_ERROR; - } - - /* "HTTP/1.x " */ - b->last = ngx_cpymem(b->last, "HTTP/1.1 ", sizeof("HTTP/1.x ") - 1); - - /* status line */ - if (status_line) { - b->last = ngx_copy(b->last, status_line->data, status_line->len); - - } else { - b->last = ngx_sprintf(b->last, "%03ui ", status); - } - *b->last++ = CR; *b->last++ = LF; - - if (r->headers_out.server == NULL) { - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - p = ngx_http_server_full_string; - len = sizeof(ngx_http_server_full_string) - 1; - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - p = ngx_http_server_build_string; - len = sizeof(ngx_http_server_build_string) - 1; - - } else { - p = ngx_http_server_string; - len = sizeof(ngx_http_server_string) - 1; - } - - b->last = ngx_cpymem(b->last, p, len); - } - - if (r->headers_out.date == NULL) { - b->last = ngx_cpymem(b->last, "Date: ", sizeof("Date: ") - 1); - b->last = ngx_cpymem(b->last, ngx_cached_http_time.data, - ngx_cached_http_time.len); - - *b->last++ = CR; *b->last++ = LF; - } - - if (r->headers_out.content_type.len) { - b->last = ngx_cpymem(b->last, "Content-Type: ", - sizeof("Content-Type: ") - 1); - p = b->last; - b->last = ngx_copy(b->last, r->headers_out.content_type.data, - r->headers_out.content_type.len); - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - b->last = ngx_cpymem(b->last, "; charset=", - sizeof("; charset=") - 1); - b->last = ngx_copy(b->last, r->headers_out.charset.data, - r->headers_out.charset.len); - - /* update r->headers_out.content_type for possible logging */ - - r->headers_out.content_type.len = b->last - p; - r->headers_out.content_type.data = p; - } - - *b->last++ = CR; *b->last++ = LF; - } - - if (r->headers_out.content_length == NULL - && r->headers_out.content_length_n >= 0) - { - b->last = ngx_sprintf(b->last, "Content-Length: %O" CRLF, - r->headers_out.content_length_n); - } - - if (r->headers_out.last_modified == NULL - && r->headers_out.last_modified_time != -1) - { - b->last = ngx_cpymem(b->last, "Last-Modified: ", - sizeof("Last-Modified: ") - 1); - b->last = ngx_http_time(b->last, r->headers_out.last_modified_time); - - *b->last++ = CR; *b->last++ = LF; - } - - if (host.data) { - - p = b->last + sizeof("Location: ") - 1; - - b->last = ngx_cpymem(b->last, "Location: http", - sizeof("Location: http") - 1); - -#if (NGX_HTTP_SSL) - if (c->ssl) { - *b->last++ ='s'; - } -#endif - - *b->last++ = ':'; *b->last++ = '/'; *b->last++ = '/'; - b->last = ngx_copy(b->last, host.data, host.len); - - if (port) { - b->last = ngx_sprintf(b->last, ":%ui", port); - } - - b->last = ngx_copy(b->last, r->headers_out.location->value.data, - r->headers_out.location->value.len); - - /* update r->headers_out.location->value for possible logging */ - - r->headers_out.location->value.len = b->last - p; - r->headers_out.location->value.data = p; - ngx_str_set(&r->headers_out.location->key, "Location"); - - *b->last++ = CR; *b->last++ = LF; - } - - if (r->chunked) { - b->last = ngx_cpymem(b->last, "Transfer-Encoding: chunked" CRLF, - sizeof("Transfer-Encoding: chunked" CRLF) - 1); - } - - if (r->headers_out.status == NGX_HTTP_SWITCHING_PROTOCOLS) { - b->last = ngx_cpymem(b->last, "Connection: upgrade" CRLF, - sizeof("Connection: upgrade" CRLF) - 1); - - } else if (r->keepalive) { - b->last = ngx_cpymem(b->last, "Connection: keep-alive" CRLF, - sizeof("Connection: keep-alive" CRLF) - 1); - - if (clcf->keepalive_header) { - b->last = ngx_sprintf(b->last, "Keep-Alive: timeout=%T" CRLF, - clcf->keepalive_header); - } - - } else { - b->last = ngx_cpymem(b->last, "Connection: close" CRLF, - sizeof("Connection: close" CRLF) - 1); - } - -#if (NGX_HTTP_GZIP) - if (r->gzip_vary) { - b->last = ngx_cpymem(b->last, "Vary: Accept-Encoding" CRLF, - sizeof("Vary: Accept-Encoding" CRLF) - 1); - } -#endif - - part = &r->headers_out.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - b->last = ngx_copy(b->last, header[i].key.data, header[i].key.len); - *b->last++ = ':'; *b->last++ = ' '; - - b->last = ngx_copy(b->last, header[i].value.data, header[i].value.len); - *b->last++ = CR; *b->last++ = LF; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "%*s", (size_t) (b->last - b->pos), b->pos); - - /* the end of HTTP header */ - *b->last++ = CR; *b->last++ = LF; - - r->header_size = b->last - b->pos; - - if (r->header_only) { - b->last_buf = 1; - } - - out.buf = b; - out.next = NULL; - - return ngx_http_write_filter(r, &out); -} - - -static ngx_int_t -ngx_http_header_filter_init(ngx_conf_t *cf) -{ - ngx_http_top_header_filter = ngx_http_header_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/ngx_http_parse.c b/app/nginx/src/http/ngx_http_parse.c deleted file mode 100644 index 9f99473..0000000 --- a/app/nginx/src/http/ngx_http_parse.c +++ /dev/null @@ -1,2379 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static uint32_t usual[] = { - 0xffffdbfe, /* 1111 1111 1111 1111 1101 1011 1111 1110 */ - - /* ?>=< ;:98 7654 3210 /.-, +*)( '&%$ #"! */ - 0x7fff37d6, /* 0111 1111 1111 1111 0011 0111 1101 0110 */ - - /* _^]\ [ZYX WVUT SRQP ONML KJIH GFED CBA@ */ -#if (NGX_WIN32) - 0xefffffff, /* 1110 1111 1111 1111 1111 1111 1111 1111 */ -#else - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ -#endif - - /* ~}| {zyx wvut srqp onml kjih gfed cba` */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff, /* 1111 1111 1111 1111 1111 1111 1111 1111 */ - 0xffffffff /* 1111 1111 1111 1111 1111 1111 1111 1111 */ -}; - - -#if (NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED) - -#define ngx_str3_cmp(m, c0, c1, c2, c3) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) - -#define ngx_str3Ocmp(m, c0, c1, c2, c3) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) - -#define ngx_str4cmp(m, c0, c1, c2, c3) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) - -#define ngx_str5cmp(m, c0, c1, c2, c3, c4) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) \ - && m[4] == c4 - -#define ngx_str6cmp(m, c0, c1, c2, c3, c4, c5) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) \ - && (((uint32_t *) m)[1] & 0xffff) == ((c5 << 8) | c4) - -#define ngx_str7_cmp(m, c0, c1, c2, c3, c4, c5, c6, c7) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) \ - && ((uint32_t *) m)[1] == ((c7 << 24) | (c6 << 16) | (c5 << 8) | c4) - -#define ngx_str8cmp(m, c0, c1, c2, c3, c4, c5, c6, c7) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) \ - && ((uint32_t *) m)[1] == ((c7 << 24) | (c6 << 16) | (c5 << 8) | c4) - -#define ngx_str9cmp(m, c0, c1, c2, c3, c4, c5, c6, c7, c8) \ - *(uint32_t *) m == ((c3 << 24) | (c2 << 16) | (c1 << 8) | c0) \ - && ((uint32_t *) m)[1] == ((c7 << 24) | (c6 << 16) | (c5 << 8) | c4) \ - && m[8] == c8 - -#else /* !(NGX_HAVE_LITTLE_ENDIAN && NGX_HAVE_NONALIGNED) */ - -#define ngx_str3_cmp(m, c0, c1, c2, c3) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 - -#define ngx_str3Ocmp(m, c0, c1, c2, c3) \ - m[0] == c0 && m[2] == c2 && m[3] == c3 - -#define ngx_str4cmp(m, c0, c1, c2, c3) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 && m[3] == c3 - -#define ngx_str5cmp(m, c0, c1, c2, c3, c4) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 && m[3] == c3 && m[4] == c4 - -#define ngx_str6cmp(m, c0, c1, c2, c3, c4, c5) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 && m[3] == c3 \ - && m[4] == c4 && m[5] == c5 - -#define ngx_str7_cmp(m, c0, c1, c2, c3, c4, c5, c6, c7) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 && m[3] == c3 \ - && m[4] == c4 && m[5] == c5 && m[6] == c6 - -#define ngx_str8cmp(m, c0, c1, c2, c3, c4, c5, c6, c7) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 && m[3] == c3 \ - && m[4] == c4 && m[5] == c5 && m[6] == c6 && m[7] == c7 - -#define ngx_str9cmp(m, c0, c1, c2, c3, c4, c5, c6, c7, c8) \ - m[0] == c0 && m[1] == c1 && m[2] == c2 && m[3] == c3 \ - && m[4] == c4 && m[5] == c5 && m[6] == c6 && m[7] == c7 && m[8] == c8 - -#endif - - -/* gcc, icc, msvc and others compile these switches as an jump table */ - -ngx_int_t -ngx_http_parse_request_line(ngx_http_request_t *r, ngx_buf_t *b) -{ - u_char c, ch, *p, *m; - enum { - sw_start = 0, - sw_method, - sw_spaces_before_uri, - sw_schema, - sw_schema_slash, - sw_schema_slash_slash, - sw_host_start, - sw_host, - sw_host_end, - sw_host_ip_literal, - sw_port, - sw_host_http_09, - sw_after_slash_in_uri, - sw_check_uri, - sw_check_uri_http_09, - sw_uri, - sw_http_09, - sw_http_H, - sw_http_HT, - sw_http_HTT, - sw_http_HTTP, - sw_first_major_digit, - sw_major_digit, - sw_first_minor_digit, - sw_minor_digit, - sw_spaces_after_digit, - sw_almost_done - } state; - - state = r->state; - - for (p = b->pos; p < b->last; p++) { - ch = *p; - - switch (state) { - - /* HTTP methods: GET, HEAD, POST */ - case sw_start: - r->request_start = p; - - if (ch == CR || ch == LF) { - break; - } - - if ((ch < 'A' || ch > 'Z') && ch != '_' && ch != '-') { - return NGX_HTTP_PARSE_INVALID_METHOD; - } - - state = sw_method; - break; - - case sw_method: - if (ch == ' ') { - r->method_end = p - 1; - m = r->request_start; - - switch (p - m) { - - case 3: - if (ngx_str3_cmp(m, 'G', 'E', 'T', ' ')) { - r->method = NGX_HTTP_GET; - break; - } - - if (ngx_str3_cmp(m, 'P', 'U', 'T', ' ')) { - r->method = NGX_HTTP_PUT; - break; - } - - break; - - case 4: - if (m[1] == 'O') { - - if (ngx_str3Ocmp(m, 'P', 'O', 'S', 'T')) { - r->method = NGX_HTTP_POST; - break; - } - - if (ngx_str3Ocmp(m, 'C', 'O', 'P', 'Y')) { - r->method = NGX_HTTP_COPY; - break; - } - - if (ngx_str3Ocmp(m, 'M', 'O', 'V', 'E')) { - r->method = NGX_HTTP_MOVE; - break; - } - - if (ngx_str3Ocmp(m, 'L', 'O', 'C', 'K')) { - r->method = NGX_HTTP_LOCK; - break; - } - - } else { - - if (ngx_str4cmp(m, 'H', 'E', 'A', 'D')) { - r->method = NGX_HTTP_HEAD; - break; - } - } - - break; - - case 5: - if (ngx_str5cmp(m, 'M', 'K', 'C', 'O', 'L')) { - r->method = NGX_HTTP_MKCOL; - break; - } - - if (ngx_str5cmp(m, 'P', 'A', 'T', 'C', 'H')) { - r->method = NGX_HTTP_PATCH; - break; - } - - if (ngx_str5cmp(m, 'T', 'R', 'A', 'C', 'E')) { - r->method = NGX_HTTP_TRACE; - break; - } - - break; - - case 6: - if (ngx_str6cmp(m, 'D', 'E', 'L', 'E', 'T', 'E')) { - r->method = NGX_HTTP_DELETE; - break; - } - - if (ngx_str6cmp(m, 'U', 'N', 'L', 'O', 'C', 'K')) { - r->method = NGX_HTTP_UNLOCK; - break; - } - - break; - - case 7: - if (ngx_str7_cmp(m, 'O', 'P', 'T', 'I', 'O', 'N', 'S', ' ')) - { - r->method = NGX_HTTP_OPTIONS; - } - - break; - - case 8: - if (ngx_str8cmp(m, 'P', 'R', 'O', 'P', 'F', 'I', 'N', 'D')) - { - r->method = NGX_HTTP_PROPFIND; - } - - break; - - case 9: - if (ngx_str9cmp(m, - 'P', 'R', 'O', 'P', 'P', 'A', 'T', 'C', 'H')) - { - r->method = NGX_HTTP_PROPPATCH; - } - - break; - } - - state = sw_spaces_before_uri; - break; - } - - if ((ch < 'A' || ch > 'Z') && ch != '_' && ch != '-') { - return NGX_HTTP_PARSE_INVALID_METHOD; - } - - break; - - /* space* before URI */ - case sw_spaces_before_uri: - - if (ch == '/') { - r->uri_start = p; - state = sw_after_slash_in_uri; - break; - } - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - r->schema_start = p; - state = sw_schema; - break; - } - - switch (ch) { - case ' ': - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_schema: - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - break; - } - - switch (ch) { - case ':': - r->schema_end = p; - state = sw_schema_slash; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_schema_slash: - switch (ch) { - case '/': - state = sw_schema_slash_slash; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_schema_slash_slash: - switch (ch) { - case '/': - state = sw_host_start; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_host_start: - - r->host_start = p; - - if (ch == '[') { - state = sw_host_ip_literal; - break; - } - - state = sw_host; - - /* fall through */ - - case sw_host: - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - break; - } - - if ((ch >= '0' && ch <= '9') || ch == '.' || ch == '-') { - break; - } - - /* fall through */ - - case sw_host_end: - - r->host_end = p; - - switch (ch) { - case ':': - state = sw_port; - break; - case '/': - r->uri_start = p; - state = sw_after_slash_in_uri; - break; - case ' ': - /* - * use single "/" from request line to preserve pointers, - * if request line will be copied to large client buffer - */ - r->uri_start = r->schema_end + 1; - r->uri_end = r->schema_end + 2; - state = sw_host_http_09; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_host_ip_literal: - - if (ch >= '0' && ch <= '9') { - break; - } - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'z') { - break; - } - - switch (ch) { - case ':': - break; - case ']': - state = sw_host_end; - break; - case '-': - case '.': - case '_': - case '~': - /* unreserved */ - break; - case '!': - case '$': - case '&': - case '\'': - case '(': - case ')': - case '*': - case '+': - case ',': - case ';': - case '=': - /* sub-delims */ - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_port: - if (ch >= '0' && ch <= '9') { - break; - } - - switch (ch) { - case '/': - r->port_end = p; - r->uri_start = p; - state = sw_after_slash_in_uri; - break; - case ' ': - r->port_end = p; - /* - * use single "/" from request line to preserve pointers, - * if request line will be copied to large client buffer - */ - r->uri_start = r->schema_end + 1; - r->uri_end = r->schema_end + 2; - state = sw_host_http_09; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - /* space+ after "http://host[:port] " */ - case sw_host_http_09: - switch (ch) { - case ' ': - break; - case CR: - r->http_minor = 9; - state = sw_almost_done; - break; - case LF: - r->http_minor = 9; - goto done; - case 'H': - r->http_protocol.data = p; - state = sw_http_H; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - - /* check "/.", "//", "%", and "\" (Win32) in URI */ - case sw_after_slash_in_uri: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - state = sw_check_uri; - break; - } - - switch (ch) { - case ' ': - r->uri_end = p; - state = sw_check_uri_http_09; - break; - case CR: - r->uri_end = p; - r->http_minor = 9; - state = sw_almost_done; - break; - case LF: - r->uri_end = p; - r->http_minor = 9; - goto done; - case '.': - r->complex_uri = 1; - state = sw_uri; - break; - case '%': - r->quoted_uri = 1; - state = sw_uri; - break; - case '/': - r->complex_uri = 1; - state = sw_uri; - break; -#if (NGX_WIN32) - case '\\': - r->complex_uri = 1; - state = sw_uri; - break; -#endif - case '?': - r->args_start = p + 1; - state = sw_uri; - break; - case '#': - r->complex_uri = 1; - state = sw_uri; - break; - case '+': - r->plus_in_uri = 1; - break; - case '\0': - return NGX_HTTP_PARSE_INVALID_REQUEST; - default: - state = sw_check_uri; - break; - } - break; - - /* check "/", "%" and "\" (Win32) in URI */ - case sw_check_uri: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - break; - } - - switch (ch) { - case '/': -#if (NGX_WIN32) - if (r->uri_ext == p) { - r->complex_uri = 1; - state = sw_uri; - break; - } -#endif - r->uri_ext = NULL; - state = sw_after_slash_in_uri; - break; - case '.': - r->uri_ext = p + 1; - break; - case ' ': - r->uri_end = p; - state = sw_check_uri_http_09; - break; - case CR: - r->uri_end = p; - r->http_minor = 9; - state = sw_almost_done; - break; - case LF: - r->uri_end = p; - r->http_minor = 9; - goto done; -#if (NGX_WIN32) - case '\\': - r->complex_uri = 1; - state = sw_after_slash_in_uri; - break; -#endif - case '%': - r->quoted_uri = 1; - state = sw_uri; - break; - case '?': - r->args_start = p + 1; - state = sw_uri; - break; - case '#': - r->complex_uri = 1; - state = sw_uri; - break; - case '+': - r->plus_in_uri = 1; - break; - case '\0': - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - /* space+ after URI */ - case sw_check_uri_http_09: - switch (ch) { - case ' ': - break; - case CR: - r->http_minor = 9; - state = sw_almost_done; - break; - case LF: - r->http_minor = 9; - goto done; - case 'H': - r->http_protocol.data = p; - state = sw_http_H; - break; - default: - r->space_in_uri = 1; - state = sw_check_uri; - p--; - break; - } - break; - - - /* URI */ - case sw_uri: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - break; - } - - switch (ch) { - case ' ': - r->uri_end = p; - state = sw_http_09; - break; - case CR: - r->uri_end = p; - r->http_minor = 9; - state = sw_almost_done; - break; - case LF: - r->uri_end = p; - r->http_minor = 9; - goto done; - case '#': - r->complex_uri = 1; - break; - case '\0': - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - /* space+ after URI */ - case sw_http_09: - switch (ch) { - case ' ': - break; - case CR: - r->http_minor = 9; - state = sw_almost_done; - break; - case LF: - r->http_minor = 9; - goto done; - case 'H': - r->http_protocol.data = p; - state = sw_http_H; - break; - default: - r->space_in_uri = 1; - state = sw_uri; - p--; - break; - } - break; - - case sw_http_H: - switch (ch) { - case 'T': - state = sw_http_HT; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_http_HT: - switch (ch) { - case 'T': - state = sw_http_HTT; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_http_HTT: - switch (ch) { - case 'P': - state = sw_http_HTTP; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - case sw_http_HTTP: - switch (ch) { - case '/': - state = sw_first_major_digit; - break; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - /* first digit of major HTTP version */ - case sw_first_major_digit: - if (ch < '1' || ch > '9') { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - r->http_major = ch - '0'; - state = sw_major_digit; - break; - - /* major HTTP version or dot */ - case sw_major_digit: - if (ch == '.') { - state = sw_first_minor_digit; - break; - } - - if (ch < '0' || ch > '9') { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - if (r->http_major > 99) { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - r->http_major = r->http_major * 10 + ch - '0'; - break; - - /* first digit of minor HTTP version */ - case sw_first_minor_digit: - if (ch < '0' || ch > '9') { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - r->http_minor = ch - '0'; - state = sw_minor_digit; - break; - - /* minor HTTP version or end of request line */ - case sw_minor_digit: - if (ch == CR) { - state = sw_almost_done; - break; - } - - if (ch == LF) { - goto done; - } - - if (ch == ' ') { - state = sw_spaces_after_digit; - break; - } - - if (ch < '0' || ch > '9') { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - if (r->http_minor > 99) { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - r->http_minor = r->http_minor * 10 + ch - '0'; - break; - - case sw_spaces_after_digit: - switch (ch) { - case ' ': - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - break; - - /* end of request line */ - case sw_almost_done: - r->request_end = p - 1; - switch (ch) { - case LF: - goto done; - default: - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - } - } - - b->pos = p; - r->state = state; - - return NGX_AGAIN; - -done: - - b->pos = p + 1; - - if (r->request_end == NULL) { - r->request_end = p; - } - - r->http_version = r->http_major * 1000 + r->http_minor; - r->state = sw_start; - - if (r->http_version == 9 && r->method != NGX_HTTP_GET) { - return NGX_HTTP_PARSE_INVALID_09_METHOD; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_http_parse_header_line(ngx_http_request_t *r, ngx_buf_t *b, - ngx_uint_t allow_underscores) -{ - u_char c, ch, *p; - ngx_uint_t hash, i; - enum { - sw_start = 0, - sw_name, - sw_space_before_value, - sw_value, - sw_space_after_value, - sw_ignore_line, - sw_almost_done, - sw_header_almost_done - } state; - - /* the last '\0' is not needed because string is zero terminated */ - - static u_char lowcase[] = - "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" - "\0\0\0\0\0\0\0\0\0\0\0\0\0-\0\0" "0123456789\0\0\0\0\0\0" - "\0abcdefghijklmnopqrstuvwxyz\0\0\0\0\0" - "\0abcdefghijklmnopqrstuvwxyz\0\0\0\0\0" - "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" - "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" - "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0" - "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; - - state = r->state; - hash = r->header_hash; - i = r->lowcase_index; - - for (p = b->pos; p < b->last; p++) { - ch = *p; - - switch (state) { - - /* first char */ - case sw_start: - r->header_name_start = p; - r->invalid_header = 0; - - switch (ch) { - case CR: - r->header_end = p; - state = sw_header_almost_done; - break; - case LF: - r->header_end = p; - goto header_done; - default: - state = sw_name; - - c = lowcase[ch]; - - if (c) { - hash = ngx_hash(0, c); - r->lowcase_header[0] = c; - i = 1; - break; - } - - if (ch == '_') { - if (allow_underscores) { - hash = ngx_hash(0, ch); - r->lowcase_header[0] = ch; - i = 1; - - } else { - r->invalid_header = 1; - } - - break; - } - - if (ch == '\0') { - return NGX_HTTP_PARSE_INVALID_HEADER; - } - - r->invalid_header = 1; - - break; - - } - break; - - /* header name */ - case sw_name: - c = lowcase[ch]; - - if (c) { - hash = ngx_hash(hash, c); - r->lowcase_header[i++] = c; - i &= (NGX_HTTP_LC_HEADER_LEN - 1); - break; - } - - if (ch == '_') { - if (allow_underscores) { - hash = ngx_hash(hash, ch); - r->lowcase_header[i++] = ch; - i &= (NGX_HTTP_LC_HEADER_LEN - 1); - - } else { - r->invalid_header = 1; - } - - break; - } - - if (ch == ':') { - r->header_name_end = p; - state = sw_space_before_value; - break; - } - - if (ch == CR) { - r->header_name_end = p; - r->header_start = p; - r->header_end = p; - state = sw_almost_done; - break; - } - - if (ch == LF) { - r->header_name_end = p; - r->header_start = p; - r->header_end = p; - goto done; - } - - /* IIS may send the duplicate "HTTP/1.1 ..." lines */ - if (ch == '/' - && r->upstream - && p - r->header_name_start == 4 - && ngx_strncmp(r->header_name_start, "HTTP", 4) == 0) - { - state = sw_ignore_line; - break; - } - - if (ch == '\0') { - return NGX_HTTP_PARSE_INVALID_HEADER; - } - - r->invalid_header = 1; - - break; - - /* space* before header value */ - case sw_space_before_value: - switch (ch) { - case ' ': - break; - case CR: - r->header_start = p; - r->header_end = p; - state = sw_almost_done; - break; - case LF: - r->header_start = p; - r->header_end = p; - goto done; - case '\0': - return NGX_HTTP_PARSE_INVALID_HEADER; - default: - r->header_start = p; - state = sw_value; - break; - } - break; - - /* header value */ - case sw_value: - switch (ch) { - case ' ': - r->header_end = p; - state = sw_space_after_value; - break; - case CR: - r->header_end = p; - state = sw_almost_done; - break; - case LF: - r->header_end = p; - goto done; - case '\0': - return NGX_HTTP_PARSE_INVALID_HEADER; - } - break; - - /* space* before end of header line */ - case sw_space_after_value: - switch (ch) { - case ' ': - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - case '\0': - return NGX_HTTP_PARSE_INVALID_HEADER; - default: - state = sw_value; - break; - } - break; - - /* ignore header line */ - case sw_ignore_line: - switch (ch) { - case LF: - state = sw_start; - break; - default: - break; - } - break; - - /* end of header line */ - case sw_almost_done: - switch (ch) { - case LF: - goto done; - case CR: - break; - default: - return NGX_HTTP_PARSE_INVALID_HEADER; - } - break; - - /* end of header */ - case sw_header_almost_done: - switch (ch) { - case LF: - goto header_done; - default: - return NGX_HTTP_PARSE_INVALID_HEADER; - } - } - } - - b->pos = p; - r->state = state; - r->header_hash = hash; - r->lowcase_index = i; - - return NGX_AGAIN; - -done: - - b->pos = p + 1; - r->state = sw_start; - r->header_hash = hash; - r->lowcase_index = i; - - return NGX_OK; - -header_done: - - b->pos = p + 1; - r->state = sw_start; - - return NGX_HTTP_PARSE_HEADER_DONE; -} - - -ngx_int_t -ngx_http_parse_uri(ngx_http_request_t *r) -{ - u_char *p, ch; - enum { - sw_start = 0, - sw_after_slash_in_uri, - sw_check_uri, - sw_uri - } state; - - state = sw_start; - - for (p = r->uri_start; p != r->uri_end; p++) { - - ch = *p; - - switch (state) { - - case sw_start: - - if (ch != '/') { - return NGX_ERROR; - } - - state = sw_after_slash_in_uri; - break; - - /* check "/.", "//", "%", and "\" (Win32) in URI */ - case sw_after_slash_in_uri: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - state = sw_check_uri; - break; - } - - switch (ch) { - case ' ': - r->space_in_uri = 1; - state = sw_check_uri; - break; - case '.': - r->complex_uri = 1; - state = sw_uri; - break; - case '%': - r->quoted_uri = 1; - state = sw_uri; - break; - case '/': - r->complex_uri = 1; - state = sw_uri; - break; -#if (NGX_WIN32) - case '\\': - r->complex_uri = 1; - state = sw_uri; - break; -#endif - case '?': - r->args_start = p + 1; - state = sw_uri; - break; - case '#': - r->complex_uri = 1; - state = sw_uri; - break; - case '+': - r->plus_in_uri = 1; - break; - default: - state = sw_check_uri; - break; - } - break; - - /* check "/", "%" and "\" (Win32) in URI */ - case sw_check_uri: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - break; - } - - switch (ch) { - case '/': -#if (NGX_WIN32) - if (r->uri_ext == p) { - r->complex_uri = 1; - state = sw_uri; - break; - } -#endif - r->uri_ext = NULL; - state = sw_after_slash_in_uri; - break; - case '.': - r->uri_ext = p + 1; - break; - case ' ': - r->space_in_uri = 1; - break; -#if (NGX_WIN32) - case '\\': - r->complex_uri = 1; - state = sw_after_slash_in_uri; - break; -#endif - case '%': - r->quoted_uri = 1; - state = sw_uri; - break; - case '?': - r->args_start = p + 1; - state = sw_uri; - break; - case '#': - r->complex_uri = 1; - state = sw_uri; - break; - case '+': - r->plus_in_uri = 1; - break; - } - break; - - /* URI */ - case sw_uri: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - break; - } - - switch (ch) { - case ' ': - r->space_in_uri = 1; - break; - case '#': - r->complex_uri = 1; - break; - } - break; - } - } - - return NGX_OK; -} - - -ngx_int_t -ngx_http_parse_complex_uri(ngx_http_request_t *r, ngx_uint_t merge_slashes) -{ - u_char c, ch, decoded, *p, *u; - enum { - sw_usual = 0, - sw_slash, - sw_dot, - sw_dot_dot, - sw_quoted, - sw_quoted_second - } state, quoted_state; - -#if (NGX_SUPPRESS_WARN) - decoded = '\0'; - quoted_state = sw_usual; -#endif - - state = sw_usual; - p = r->uri_start; - u = r->uri.data; - r->uri_ext = NULL; - r->args_start = NULL; - - ch = *p++; - - while (p <= r->uri_end) { - - /* - * we use "ch = *p++" inside the cycle, but this operation is safe, - * because after the URI there is always at least one character: - * the line feed - */ - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "s:%d in:'%Xd:%c'", state, ch, ch); - - switch (state) { - - case sw_usual: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - *u++ = ch; - ch = *p++; - break; - } - - switch (ch) { -#if (NGX_WIN32) - case '\\': - if (u - 2 >= r->uri.data - && *(u - 1) == '.' && *(u - 2) != '.') - { - u--; - } - - r->uri_ext = NULL; - - if (p == r->uri_start + r->uri.len) { - - /* - * we omit the last "\" to cause redirect because - * the browsers do not treat "\" as "/" in relative URL path - */ - - break; - } - - state = sw_slash; - *u++ = '/'; - break; -#endif - case '/': -#if (NGX_WIN32) - if (u - 2 >= r->uri.data - && *(u - 1) == '.' && *(u - 2) != '.') - { - u--; - } -#endif - r->uri_ext = NULL; - state = sw_slash; - *u++ = ch; - break; - case '%': - quoted_state = state; - state = sw_quoted; - break; - case '?': - r->args_start = p; - goto args; - case '#': - goto done; - case '.': - r->uri_ext = u + 1; - *u++ = ch; - break; - case '+': - r->plus_in_uri = 1; - /* fall through */ - default: - *u++ = ch; - break; - } - - ch = *p++; - break; - - case sw_slash: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - state = sw_usual; - *u++ = ch; - ch = *p++; - break; - } - - switch (ch) { -#if (NGX_WIN32) - case '\\': - break; -#endif - case '/': - if (!merge_slashes) { - *u++ = ch; - } - break; - case '.': - state = sw_dot; - *u++ = ch; - break; - case '%': - quoted_state = state; - state = sw_quoted; - break; - case '?': - r->args_start = p; - goto args; - case '#': - goto done; - case '+': - r->plus_in_uri = 1; - default: - state = sw_usual; - *u++ = ch; - break; - } - - ch = *p++; - break; - - case sw_dot: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - state = sw_usual; - *u++ = ch; - ch = *p++; - break; - } - - switch (ch) { -#if (NGX_WIN32) - case '\\': -#endif - case '/': - state = sw_slash; - u--; - break; - case '.': - state = sw_dot_dot; - *u++ = ch; - break; - case '%': - quoted_state = state; - state = sw_quoted; - break; - case '?': - r->args_start = p; - goto args; - case '#': - goto done; - case '+': - r->plus_in_uri = 1; - default: - state = sw_usual; - *u++ = ch; - break; - } - - ch = *p++; - break; - - case sw_dot_dot: - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - state = sw_usual; - *u++ = ch; - ch = *p++; - break; - } - - switch (ch) { -#if (NGX_WIN32) - case '\\': -#endif - case '/': - state = sw_slash; - u -= 5; - for ( ;; ) { - if (u < r->uri.data) { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - if (*u == '/') { - u++; - break; - } - u--; - } - break; - case '%': - quoted_state = state; - state = sw_quoted; - break; - case '?': - r->args_start = p; - goto args; - case '#': - goto done; - case '+': - r->plus_in_uri = 1; - default: - state = sw_usual; - *u++ = ch; - break; - } - - ch = *p++; - break; - - case sw_quoted: - r->quoted_uri = 1; - - if (ch >= '0' && ch <= '9') { - decoded = (u_char) (ch - '0'); - state = sw_quoted_second; - ch = *p++; - break; - } - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'f') { - decoded = (u_char) (c - 'a' + 10); - state = sw_quoted_second; - ch = *p++; - break; - } - - return NGX_HTTP_PARSE_INVALID_REQUEST; - - case sw_quoted_second: - if (ch >= '0' && ch <= '9') { - ch = (u_char) ((decoded << 4) + ch - '0'); - - if (ch == '%' || ch == '#') { - state = sw_usual; - *u++ = ch; - ch = *p++; - break; - - } else if (ch == '\0') { - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - - state = quoted_state; - break; - } - - c = (u_char) (ch | 0x20); - if (c >= 'a' && c <= 'f') { - ch = (u_char) ((decoded << 4) + c - 'a' + 10); - - if (ch == '?') { - state = sw_usual; - *u++ = ch; - ch = *p++; - break; - - } else if (ch == '+') { - r->plus_in_uri = 1; - } - - state = quoted_state; - break; - } - - return NGX_HTTP_PARSE_INVALID_REQUEST; - } - } - -done: - - r->uri.len = u - r->uri.data; - - if (r->uri_ext) { - r->exten.len = u - r->uri_ext; - r->exten.data = r->uri_ext; - } - - r->uri_ext = NULL; - - return NGX_OK; - -args: - - while (p < r->uri_end) { - if (*p++ != '#') { - continue; - } - - r->args.len = p - 1 - r->args_start; - r->args.data = r->args_start; - r->args_start = NULL; - - break; - } - - r->uri.len = u - r->uri.data; - - if (r->uri_ext) { - r->exten.len = u - r->uri_ext; - r->exten.data = r->uri_ext; - } - - r->uri_ext = NULL; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_parse_status_line(ngx_http_request_t *r, ngx_buf_t *b, - ngx_http_status_t *status) -{ - u_char ch; - u_char *p; - enum { - sw_start = 0, - sw_H, - sw_HT, - sw_HTT, - sw_HTTP, - sw_first_major_digit, - sw_major_digit, - sw_first_minor_digit, - sw_minor_digit, - sw_status, - sw_space_after_status, - sw_status_text, - sw_almost_done - } state; - - state = r->state; - - for (p = b->pos; p < b->last; p++) { - ch = *p; - - switch (state) { - - /* "HTTP/" */ - case sw_start: - switch (ch) { - case 'H': - state = sw_H; - break; - default: - return NGX_ERROR; - } - break; - - case sw_H: - switch (ch) { - case 'T': - state = sw_HT; - break; - default: - return NGX_ERROR; - } - break; - - case sw_HT: - switch (ch) { - case 'T': - state = sw_HTT; - break; - default: - return NGX_ERROR; - } - break; - - case sw_HTT: - switch (ch) { - case 'P': - state = sw_HTTP; - break; - default: - return NGX_ERROR; - } - break; - - case sw_HTTP: - switch (ch) { - case '/': - state = sw_first_major_digit; - break; - default: - return NGX_ERROR; - } - break; - - /* the first digit of major HTTP version */ - case sw_first_major_digit: - if (ch < '1' || ch > '9') { - return NGX_ERROR; - } - - r->http_major = ch - '0'; - state = sw_major_digit; - break; - - /* the major HTTP version or dot */ - case sw_major_digit: - if (ch == '.') { - state = sw_first_minor_digit; - break; - } - - if (ch < '0' || ch > '9') { - return NGX_ERROR; - } - - if (r->http_major > 99) { - return NGX_ERROR; - } - - r->http_major = r->http_major * 10 + ch - '0'; - break; - - /* the first digit of minor HTTP version */ - case sw_first_minor_digit: - if (ch < '0' || ch > '9') { - return NGX_ERROR; - } - - r->http_minor = ch - '0'; - state = sw_minor_digit; - break; - - /* the minor HTTP version or the end of the request line */ - case sw_minor_digit: - if (ch == ' ') { - state = sw_status; - break; - } - - if (ch < '0' || ch > '9') { - return NGX_ERROR; - } - - if (r->http_minor > 99) { - return NGX_ERROR; - } - - r->http_minor = r->http_minor * 10 + ch - '0'; - break; - - /* HTTP status code */ - case sw_status: - if (ch == ' ') { - break; - } - - if (ch < '0' || ch > '9') { - return NGX_ERROR; - } - - status->code = status->code * 10 + ch - '0'; - - if (++status->count == 3) { - state = sw_space_after_status; - status->start = p - 2; - } - - break; - - /* space or end of line */ - case sw_space_after_status: - switch (ch) { - case ' ': - state = sw_status_text; - break; - case '.': /* IIS may send 403.1, 403.2, etc */ - state = sw_status_text; - break; - case CR: - state = sw_almost_done; - break; - case LF: - goto done; - default: - return NGX_ERROR; - } - break; - - /* any text until end of line */ - case sw_status_text: - switch (ch) { - case CR: - state = sw_almost_done; - - break; - case LF: - goto done; - } - break; - - /* end of status line */ - case sw_almost_done: - status->end = p - 1; - switch (ch) { - case LF: - goto done; - default: - return NGX_ERROR; - } - } - } - - b->pos = p; - r->state = state; - - return NGX_AGAIN; - -done: - - b->pos = p + 1; - - if (status->end == NULL) { - status->end = p; - } - - status->http_version = r->http_major * 1000 + r->http_minor; - r->state = sw_start; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_parse_unsafe_uri(ngx_http_request_t *r, ngx_str_t *uri, - ngx_str_t *args, ngx_uint_t *flags) -{ - u_char ch, *p, *src, *dst; - size_t len; - ngx_uint_t quoted; - - len = uri->len; - p = uri->data; - quoted = 0; - - if (len == 0 || p[0] == '?') { - goto unsafe; - } - - if (p[0] == '.' && len > 1 && p[1] == '.' - && (len == 2 || ngx_path_separator(p[2]))) - { - goto unsafe; - } - - for ( /* void */ ; len; len--) { - - ch = *p++; - - if (ch == '%') { - quoted = 1; - continue; - } - - if (usual[ch >> 5] & (1U << (ch & 0x1f))) { - continue; - } - - if (ch == '?') { - args->len = len - 1; - args->data = p; - uri->len -= len; - - break; - } - - if (ch == '\0') { - goto unsafe; - } - - if (ngx_path_separator(ch) && len > 2) { - - /* detect "/../" and "/.." */ - - if (p[0] == '.' && p[1] == '.' - && (len == 3 || ngx_path_separator(p[2]))) - { - goto unsafe; - } - } - } - - if (quoted) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "escaped URI: \"%V\"", uri); - - src = uri->data; - - dst = ngx_pnalloc(r->pool, uri->len); - if (dst == NULL) { - return NGX_ERROR; - } - - uri->data = dst; - - ngx_unescape_uri(&dst, &src, uri->len, 0); - - uri->len = dst - uri->data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "unescaped URI: \"%V\"", uri); - - len = uri->len; - p = uri->data; - - if (p[0] == '.' && len > 1 && p[1] == '.' - && (len == 2 || ngx_path_separator(p[2]))) - { - goto unsafe; - } - - for ( /* void */ ; len; len--) { - - ch = *p++; - - if (ch == '\0') { - goto unsafe; - } - - if (ngx_path_separator(ch) && len > 2) { - - /* detect "/../" and "/.." */ - - if (p[0] == '.' && p[1] == '.' - && (len == 3 || ngx_path_separator(p[2]))) - { - goto unsafe; - } - } - } - } - - return NGX_OK; - -unsafe: - - if (*flags & NGX_HTTP_LOG_UNSAFE) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "unsafe URI \"%V\" was detected", uri); - } - - return NGX_ERROR; -} - - -ngx_int_t -ngx_http_parse_multi_header_lines(ngx_array_t *headers, ngx_str_t *name, - ngx_str_t *value) -{ - ngx_uint_t i; - u_char *start, *last, *end, ch; - ngx_table_elt_t **h; - - h = headers->elts; - - for (i = 0; i < headers->nelts; i++) { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, headers->pool->log, 0, - "parse header: \"%V: %V\"", &h[i]->key, &h[i]->value); - - if (name->len > h[i]->value.len) { - continue; - } - - start = h[i]->value.data; - end = h[i]->value.data + h[i]->value.len; - - while (start < end) { - - if (ngx_strncasecmp(start, name->data, name->len) != 0) { - goto skip; - } - - for (start += name->len; start < end && *start == ' '; start++) { - /* void */ - } - - if (value == NULL) { - if (start == end || *start == ',') { - return i; - } - - goto skip; - } - - if (start == end || *start++ != '=') { - /* the invalid header value */ - goto skip; - } - - while (start < end && *start == ' ') { start++; } - - for (last = start; last < end && *last != ';'; last++) { - /* void */ - } - - value->len = last - start; - value->data = start; - - return i; - - skip: - - while (start < end) { - ch = *start++; - if (ch == ';' || ch == ',') { - break; - } - } - - while (start < end && *start == ' ') { start++; } - } - } - - return NGX_DECLINED; -} - - -ngx_int_t -ngx_http_parse_set_cookie_lines(ngx_array_t *headers, ngx_str_t *name, - ngx_str_t *value) -{ - ngx_uint_t i; - u_char *start, *last, *end; - ngx_table_elt_t **h; - - h = headers->elts; - - for (i = 0; i < headers->nelts; i++) { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, headers->pool->log, 0, - "parse header: \"%V: %V\"", &h[i]->key, &h[i]->value); - - if (name->len >= h[i]->value.len) { - continue; - } - - start = h[i]->value.data; - end = h[i]->value.data + h[i]->value.len; - - if (ngx_strncasecmp(start, name->data, name->len) != 0) { - continue; - } - - for (start += name->len; start < end && *start == ' '; start++) { - /* void */ - } - - if (start == end || *start++ != '=') { - /* the invalid header value */ - continue; - } - - while (start < end && *start == ' ') { start++; } - - for (last = start; last < end && *last != ';'; last++) { - /* void */ - } - - value->len = last - start; - value->data = start; - - return i; - } - - return NGX_DECLINED; -} - - -ngx_int_t -ngx_http_arg(ngx_http_request_t *r, u_char *name, size_t len, ngx_str_t *value) -{ - u_char *p, *last; - - if (r->args.len == 0) { - return NGX_DECLINED; - } - - p = r->args.data; - last = p + r->args.len; - - for ( /* void */ ; p < last; p++) { - - /* we need '=' after name, so drop one char from last */ - - p = ngx_strlcasestrn(p, last - 1, name, len - 1); - - if (p == NULL) { - return NGX_DECLINED; - } - - if ((p == r->args.data || *(p - 1) == '&') && *(p + len) == '=') { - - value->data = p + len + 1; - - p = ngx_strlchr(p, last, '&'); - - if (p == NULL) { - p = r->args.data + r->args.len; - } - - value->len = p - value->data; - - return NGX_OK; - } - } - - return NGX_DECLINED; -} - - -void -ngx_http_split_args(ngx_http_request_t *r, ngx_str_t *uri, ngx_str_t *args) -{ - u_char *p, *last; - - last = uri->data + uri->len; - - p = ngx_strlchr(uri->data, last, '?'); - - if (p) { - uri->len = p - uri->data; - p++; - args->len = last - p; - args->data = p; - - } else { - args->len = 0; - } -} - - -ngx_int_t -ngx_http_parse_chunked(ngx_http_request_t *r, ngx_buf_t *b, - ngx_http_chunked_t *ctx) -{ - u_char *pos, ch, c; - ngx_int_t rc; - enum { - sw_chunk_start = 0, - sw_chunk_size, - sw_chunk_extension, - sw_chunk_extension_almost_done, - sw_chunk_data, - sw_after_data, - sw_after_data_almost_done, - sw_last_chunk_extension, - sw_last_chunk_extension_almost_done, - sw_trailer, - sw_trailer_almost_done, - sw_trailer_header, - sw_trailer_header_almost_done - } state; - - state = ctx->state; - - if (state == sw_chunk_data && ctx->size == 0) { - state = sw_after_data; - } - - rc = NGX_AGAIN; - - for (pos = b->pos; pos < b->last; pos++) { - - ch = *pos; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http chunked byte: %02Xd s:%d", ch, state); - - switch (state) { - - case sw_chunk_start: - if (ch >= '0' && ch <= '9') { - state = sw_chunk_size; - ctx->size = ch - '0'; - break; - } - - c = (u_char) (ch | 0x20); - - if (c >= 'a' && c <= 'f') { - state = sw_chunk_size; - ctx->size = c - 'a' + 10; - break; - } - - goto invalid; - - case sw_chunk_size: - if (ctx->size > NGX_MAX_OFF_T_VALUE / 16) { - goto invalid; - } - - if (ch >= '0' && ch <= '9') { - ctx->size = ctx->size * 16 + (ch - '0'); - break; - } - - c = (u_char) (ch | 0x20); - - if (c >= 'a' && c <= 'f') { - ctx->size = ctx->size * 16 + (c - 'a' + 10); - break; - } - - if (ctx->size == 0) { - - switch (ch) { - case CR: - state = sw_last_chunk_extension_almost_done; - break; - case LF: - state = sw_trailer; - break; - case ';': - case ' ': - case '\t': - state = sw_last_chunk_extension; - break; - default: - goto invalid; - } - - break; - } - - switch (ch) { - case CR: - state = sw_chunk_extension_almost_done; - break; - case LF: - state = sw_chunk_data; - break; - case ';': - case ' ': - case '\t': - state = sw_chunk_extension; - break; - default: - goto invalid; - } - - break; - - case sw_chunk_extension: - switch (ch) { - case CR: - state = sw_chunk_extension_almost_done; - break; - case LF: - state = sw_chunk_data; - } - break; - - case sw_chunk_extension_almost_done: - if (ch == LF) { - state = sw_chunk_data; - break; - } - goto invalid; - - case sw_chunk_data: - rc = NGX_OK; - goto data; - - case sw_after_data: - switch (ch) { - case CR: - state = sw_after_data_almost_done; - break; - case LF: - state = sw_chunk_start; - } - break; - - case sw_after_data_almost_done: - if (ch == LF) { - state = sw_chunk_start; - break; - } - goto invalid; - - case sw_last_chunk_extension: - switch (ch) { - case CR: - state = sw_last_chunk_extension_almost_done; - break; - case LF: - state = sw_trailer; - } - break; - - case sw_last_chunk_extension_almost_done: - if (ch == LF) { - state = sw_trailer; - break; - } - goto invalid; - - case sw_trailer: - switch (ch) { - case CR: - state = sw_trailer_almost_done; - break; - case LF: - goto done; - default: - state = sw_trailer_header; - } - break; - - case sw_trailer_almost_done: - if (ch == LF) { - goto done; - } - goto invalid; - - case sw_trailer_header: - switch (ch) { - case CR: - state = sw_trailer_header_almost_done; - break; - case LF: - state = sw_trailer; - } - break; - - case sw_trailer_header_almost_done: - if (ch == LF) { - state = sw_trailer; - break; - } - goto invalid; - - } - } - -data: - - ctx->state = state; - b->pos = pos; - - if (ctx->size > NGX_MAX_OFF_T_VALUE - 5) { - goto invalid; - } - - switch (state) { - - case sw_chunk_start: - ctx->length = 3 /* "0" LF LF */; - break; - case sw_chunk_size: - ctx->length = 1 /* LF */ - + (ctx->size ? ctx->size + 4 /* LF "0" LF LF */ - : 1 /* LF */); - break; - case sw_chunk_extension: - case sw_chunk_extension_almost_done: - ctx->length = 1 /* LF */ + ctx->size + 4 /* LF "0" LF LF */; - break; - case sw_chunk_data: - ctx->length = ctx->size + 4 /* LF "0" LF LF */; - break; - case sw_after_data: - case sw_after_data_almost_done: - ctx->length = 4 /* LF "0" LF LF */; - break; - case sw_last_chunk_extension: - case sw_last_chunk_extension_almost_done: - ctx->length = 2 /* LF LF */; - break; - case sw_trailer: - case sw_trailer_almost_done: - ctx->length = 1 /* LF */; - break; - case sw_trailer_header: - case sw_trailer_header_almost_done: - ctx->length = 2 /* LF LF */; - break; - - } - - return rc; - -done: - - ctx->state = 0; - b->pos = pos + 1; - - return NGX_DONE; - -invalid: - - return NGX_ERROR; -} diff --git a/app/nginx/src/http/ngx_http_postpone_filter_module.c b/app/nginx/src/http/ngx_http_postpone_filter_module.c deleted file mode 100644 index e893b83..0000000 --- a/app/nginx/src/http/ngx_http_postpone_filter_module.c +++ /dev/null @@ -1,176 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_int_t ngx_http_postpone_filter_add(ngx_http_request_t *r, - ngx_chain_t *in); -static ngx_int_t ngx_http_postpone_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_postpone_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_postpone_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_postpone_filter_module = { - NGX_MODULE_V1, - &ngx_http_postpone_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_body_filter_pt ngx_http_next_body_filter; - - -static ngx_int_t -ngx_http_postpone_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_connection_t *c; - ngx_http_postponed_request_t *pr; - - c = r->connection; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http postpone filter \"%V?%V\" %p", &r->uri, &r->args, in); - - if (r != c->data) { - - if (in) { - ngx_http_postpone_filter_add(r, in); - return NGX_OK; - } - -#if 0 - /* TODO: SSI may pass NULL */ - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "http postpone filter NULL inactive request"); -#endif - - return NGX_OK; - } - - if (r->postponed == NULL) { - - if (in || c->buffered) { - return ngx_http_next_body_filter(r->main, in); - } - - return NGX_OK; - } - - if (in) { - ngx_http_postpone_filter_add(r, in); - } - - do { - pr = r->postponed; - - if (pr->request) { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http postpone filter wake \"%V?%V\"", - &pr->request->uri, &pr->request->args); - - r->postponed = pr->next; - - c->data = pr->request; - - return ngx_http_post_request(pr->request, NULL); - } - - if (pr->out == NULL) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "http postpone filter NULL output"); - - } else { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http postpone filter output \"%V?%V\"", - &r->uri, &r->args); - - if (ngx_http_next_body_filter(r->main, pr->out) == NGX_ERROR) { - return NGX_ERROR; - } - } - - r->postponed = pr->next; - - } while (r->postponed); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_postpone_filter_add(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_http_postponed_request_t *pr, **ppr; - - if (r->postponed) { - for (pr = r->postponed; pr->next; pr = pr->next) { /* void */ } - - if (pr->request == NULL) { - goto found; - } - - ppr = &pr->next; - - } else { - ppr = &r->postponed; - } - - pr = ngx_palloc(r->pool, sizeof(ngx_http_postponed_request_t)); - if (pr == NULL) { - return NGX_ERROR; - } - - *ppr = pr; - - pr->request = NULL; - pr->out = NULL; - pr->next = NULL; - -found: - - if (ngx_chain_add_copy(r->pool, &pr->out, in) == NGX_OK) { - return NGX_OK; - } - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_postpone_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_body_filter = ngx_http_top_body_filter; - ngx_http_top_body_filter = ngx_http_postpone_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/ngx_http_request.c b/app/nginx/src/http/ngx_http_request.c deleted file mode 100644 index 476f039..0000000 --- a/app/nginx/src/http/ngx_http_request.c +++ /dev/null @@ -1,3671 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static void ngx_http_wait_request_handler(ngx_event_t *ev); -static void ngx_http_process_request_line(ngx_event_t *rev); -static void ngx_http_process_request_headers(ngx_event_t *rev); -static ssize_t ngx_http_read_request_header(ngx_http_request_t *r); -static ngx_int_t ngx_http_alloc_large_header_buffer(ngx_http_request_t *r, - ngx_uint_t request_line); - -static ngx_int_t ngx_http_process_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_process_unique_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_process_multi_header_lines(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_process_host(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_process_connection(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_process_user_agent(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); - -static ngx_int_t ngx_http_validate_host(ngx_str_t *host, ngx_pool_t *pool, - ngx_uint_t alloc); -static ngx_int_t ngx_http_set_virtual_server(ngx_http_request_t *r, - ngx_str_t *host); -static ngx_int_t ngx_http_find_virtual_server(ngx_connection_t *c, - ngx_http_virtual_names_t *virtual_names, ngx_str_t *host, - ngx_http_request_t *r, ngx_http_core_srv_conf_t **cscfp); - -static void ngx_http_request_handler(ngx_event_t *ev); -static void ngx_http_terminate_request(ngx_http_request_t *r, ngx_int_t rc); -static void ngx_http_terminate_handler(ngx_http_request_t *r); -static void ngx_http_finalize_connection(ngx_http_request_t *r); -static ngx_int_t ngx_http_set_write_handler(ngx_http_request_t *r); -static void ngx_http_writer(ngx_http_request_t *r); -static void ngx_http_request_finalizer(ngx_http_request_t *r); - -static void ngx_http_set_keepalive(ngx_http_request_t *r); -static void ngx_http_keepalive_handler(ngx_event_t *ev); -static void ngx_http_set_lingering_close(ngx_http_request_t *r); -static void ngx_http_lingering_close_handler(ngx_event_t *ev); -static ngx_int_t ngx_http_post_action(ngx_http_request_t *r); -static void ngx_http_close_request(ngx_http_request_t *r, ngx_int_t error); -static void ngx_http_log_request(ngx_http_request_t *r); - -static u_char *ngx_http_log_error(ngx_log_t *log, u_char *buf, size_t len); -static u_char *ngx_http_log_error_handler(ngx_http_request_t *r, - ngx_http_request_t *sr, u_char *buf, size_t len); - -#if (NGX_HTTP_SSL) -static void ngx_http_ssl_handshake(ngx_event_t *rev); -static void ngx_http_ssl_handshake_handler(ngx_connection_t *c); -#endif - - -static char *ngx_http_client_errors[] = { - - /* NGX_HTTP_PARSE_INVALID_METHOD */ - "client sent invalid method", - - /* NGX_HTTP_PARSE_INVALID_REQUEST */ - "client sent invalid request", - - /* NGX_HTTP_PARSE_INVALID_09_METHOD */ - "client sent invalid method in HTTP/0.9 request" -}; - - -ngx_http_header_t ngx_http_headers_in[] = { - { ngx_string("Host"), offsetof(ngx_http_headers_in_t, host), - ngx_http_process_host }, - - { ngx_string("Connection"), offsetof(ngx_http_headers_in_t, connection), - ngx_http_process_connection }, - - { ngx_string("If-Modified-Since"), - offsetof(ngx_http_headers_in_t, if_modified_since), - ngx_http_process_unique_header_line }, - - { ngx_string("If-Unmodified-Since"), - offsetof(ngx_http_headers_in_t, if_unmodified_since), - ngx_http_process_unique_header_line }, - - { ngx_string("If-Match"), - offsetof(ngx_http_headers_in_t, if_match), - ngx_http_process_unique_header_line }, - - { ngx_string("If-None-Match"), - offsetof(ngx_http_headers_in_t, if_none_match), - ngx_http_process_unique_header_line }, - - { ngx_string("User-Agent"), offsetof(ngx_http_headers_in_t, user_agent), - ngx_http_process_user_agent }, - - { ngx_string("Referer"), offsetof(ngx_http_headers_in_t, referer), - ngx_http_process_header_line }, - - { ngx_string("Content-Length"), - offsetof(ngx_http_headers_in_t, content_length), - ngx_http_process_unique_header_line }, - - { ngx_string("Content-Range"), - offsetof(ngx_http_headers_in_t, content_range), - ngx_http_process_unique_header_line }, - - { ngx_string("Content-Type"), - offsetof(ngx_http_headers_in_t, content_type), - ngx_http_process_header_line }, - - { ngx_string("Range"), offsetof(ngx_http_headers_in_t, range), - ngx_http_process_header_line }, - - { ngx_string("If-Range"), - offsetof(ngx_http_headers_in_t, if_range), - ngx_http_process_unique_header_line }, - - { ngx_string("Transfer-Encoding"), - offsetof(ngx_http_headers_in_t, transfer_encoding), - ngx_http_process_header_line }, - - { ngx_string("Expect"), - offsetof(ngx_http_headers_in_t, expect), - ngx_http_process_unique_header_line }, - - { ngx_string("Upgrade"), - offsetof(ngx_http_headers_in_t, upgrade), - ngx_http_process_header_line }, - -#if (NGX_HTTP_GZIP) - { ngx_string("Accept-Encoding"), - offsetof(ngx_http_headers_in_t, accept_encoding), - ngx_http_process_header_line }, - - { ngx_string("Via"), offsetof(ngx_http_headers_in_t, via), - ngx_http_process_header_line }, -#endif - - { ngx_string("Authorization"), - offsetof(ngx_http_headers_in_t, authorization), - ngx_http_process_unique_header_line }, - - { ngx_string("Keep-Alive"), offsetof(ngx_http_headers_in_t, keep_alive), - ngx_http_process_header_line }, - -#if (NGX_HTTP_X_FORWARDED_FOR) - { ngx_string("X-Forwarded-For"), - offsetof(ngx_http_headers_in_t, x_forwarded_for), - ngx_http_process_multi_header_lines }, -#endif - -#if (NGX_HTTP_REALIP) - { ngx_string("X-Real-IP"), - offsetof(ngx_http_headers_in_t, x_real_ip), - ngx_http_process_header_line }, -#endif - -#if (NGX_HTTP_HEADERS) - { ngx_string("Accept"), offsetof(ngx_http_headers_in_t, accept), - ngx_http_process_header_line }, - - { ngx_string("Accept-Language"), - offsetof(ngx_http_headers_in_t, accept_language), - ngx_http_process_header_line }, -#endif - -#if (NGX_HTTP_DAV) - { ngx_string("Depth"), offsetof(ngx_http_headers_in_t, depth), - ngx_http_process_header_line }, - - { ngx_string("Destination"), offsetof(ngx_http_headers_in_t, destination), - ngx_http_process_header_line }, - - { ngx_string("Overwrite"), offsetof(ngx_http_headers_in_t, overwrite), - ngx_http_process_header_line }, - - { ngx_string("Date"), offsetof(ngx_http_headers_in_t, date), - ngx_http_process_header_line }, -#endif - - { ngx_string("Cookie"), offsetof(ngx_http_headers_in_t, cookies), - ngx_http_process_multi_header_lines }, - - { ngx_null_string, 0, NULL } -}; - - -void -ngx_http_init_connection(ngx_connection_t *c) -{ - ngx_uint_t i; - ngx_event_t *rev; - struct sockaddr_in *sin; - ngx_http_port_t *port; - ngx_http_in_addr_t *addr; - ngx_http_log_ctx_t *ctx; - ngx_http_connection_t *hc; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; - ngx_http_in6_addr_t *addr6; -#endif - - hc = ngx_pcalloc(c->pool, sizeof(ngx_http_connection_t)); - if (hc == NULL) { - ngx_http_close_connection(c); - return; - } - - c->data = hc; - - /* find the server configuration for the address:port */ - - port = c->listening->servers; - - if (port->naddrs > 1) { - - /* - * there are several addresses on this port and one of them - * is an "*:port" wildcard so getsockname() in ngx_http_server_addr() - * is required to determine a server address - */ - - if (ngx_connection_local_sockaddr(c, NULL, 0) != NGX_OK) { - ngx_http_close_connection(c); - return; - } - - switch (c->local_sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) c->local_sockaddr; - - addr6 = port->addrs; - - /* the last address is "*" */ - - for (i = 0; i < port->naddrs - 1; i++) { - if (ngx_memcmp(&addr6[i].addr6, &sin6->sin6_addr, 16) == 0) { - break; - } - } - - hc->addr_conf = &addr6[i].conf; - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) c->local_sockaddr; - - addr = port->addrs; - - /* the last address is "*" */ - - for (i = 0; i < port->naddrs - 1; i++) { - if (addr[i].addr == sin->sin_addr.s_addr) { - break; - } - } - - hc->addr_conf = &addr[i].conf; - - break; - } - - } else { - - switch (c->local_sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - addr6 = port->addrs; - hc->addr_conf = &addr6[0].conf; - break; -#endif - - default: /* AF_INET */ - addr = port->addrs; - hc->addr_conf = &addr[0].conf; - break; - } - } - - /* the default server configuration for the address:port */ - hc->conf_ctx = hc->addr_conf->default_server->ctx; - - ctx = ngx_palloc(c->pool, sizeof(ngx_http_log_ctx_t)); - if (ctx == NULL) { - ngx_http_close_connection(c); - return; - } - - ctx->connection = c; - ctx->request = NULL; - ctx->current_request = NULL; - - c->log->connection = c->number; - c->log->handler = ngx_http_log_error; - c->log->data = ctx; - c->log->action = "waiting for request"; - - c->log_error = NGX_ERROR_INFO; - - rev = c->read; - rev->handler = ngx_http_wait_request_handler; - c->write->handler = ngx_http_empty_handler; - -#if (NGX_HTTP_V2) - if (hc->addr_conf->http2) { - rev->handler = ngx_http_v2_init; - } -#endif - -#if (NGX_HTTP_SSL) - { - ngx_http_ssl_srv_conf_t *sscf; - - sscf = ngx_http_get_module_srv_conf(hc->conf_ctx, ngx_http_ssl_module); - - if (sscf->enable || hc->addr_conf->ssl) { - - c->log->action = "SSL handshaking"; - - if (hc->addr_conf->ssl && sscf->ssl.ctx == NULL) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "no \"ssl_certificate\" is defined " - "in server listening on SSL port"); - ngx_http_close_connection(c); - return; - } - - hc->ssl = 1; - - rev->handler = ngx_http_ssl_handshake; - } - } -#endif - - if (hc->addr_conf->proxy_protocol) { - hc->proxy_protocol = 1; - c->log->action = "reading PROXY protocol"; - } - - if (rev->ready) { - /* the deferred accept(), iocp */ - - if (ngx_use_accept_mutex) { - ngx_post_event(rev, &ngx_posted_events); - return; - } - - rev->handler(rev); - return; - } - - ngx_add_timer(rev, c->listening->post_accept_timeout); - ngx_reusable_connection(c, 1); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_connection(c); - return; - } -} - - -static void -ngx_http_wait_request_handler(ngx_event_t *rev) -{ - u_char *p; - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_connection_t *c; - ngx_http_connection_t *hc; - ngx_http_core_srv_conf_t *cscf; - - c = rev->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http wait request handler"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - ngx_http_close_connection(c); - return; - } - - if (c->close) { - ngx_http_close_connection(c); - return; - } - - hc = c->data; - cscf = ngx_http_get_module_srv_conf(hc->conf_ctx, ngx_http_core_module); - - size = cscf->client_header_buffer_size; - - b = c->buffer; - - if (b == NULL) { - b = ngx_create_temp_buf(c->pool, size); - if (b == NULL) { - ngx_http_close_connection(c); - return; - } - - c->buffer = b; - - } else if (b->start == NULL) { - - b->start = ngx_palloc(c->pool, size); - if (b->start == NULL) { - ngx_http_close_connection(c); - return; - } - - b->pos = b->start; - b->last = b->start; - b->end = b->last + size; - } - - n = c->recv(c, b->last, size); - - if (n == NGX_AGAIN) { - - if (!rev->timer_set) { - ngx_add_timer(rev, c->listening->post_accept_timeout); - ngx_reusable_connection(c, 1); - } - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_connection(c); - return; - } - - /* - * We are trying to not hold c->buffer's memory for an idle connection. - */ - - if (ngx_pfree(c->pool, b->start) == NGX_OK) { - b->start = NULL; - } - - return; - } - - if (n == NGX_ERROR) { - ngx_http_close_connection(c); - return; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client closed connection"); - ngx_http_close_connection(c); - return; - } - - b->last += n; - - if (hc->proxy_protocol) { - hc->proxy_protocol = 0; - - p = ngx_proxy_protocol_read(c, b->pos, b->last); - - if (p == NULL) { - ngx_http_close_connection(c); - return; - } - - b->pos = p; - - if (b->pos == b->last) { - c->log->action = "waiting for request"; - b->pos = b->start; - b->last = b->start; - ngx_post_event(rev, &ngx_posted_events); - return; - } - } - - c->log->action = "reading client request line"; - - ngx_reusable_connection(c, 0); - - c->data = ngx_http_create_request(c); - if (c->data == NULL) { - ngx_http_close_connection(c); - return; - } - - rev->handler = ngx_http_process_request_line; - ngx_http_process_request_line(rev); -} - - -ngx_http_request_t * -ngx_http_create_request(ngx_connection_t *c) -{ - ngx_pool_t *pool; - ngx_time_t *tp; - ngx_http_request_t *r; - ngx_http_log_ctx_t *ctx; - ngx_http_connection_t *hc; - ngx_http_core_srv_conf_t *cscf; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_main_conf_t *cmcf; - - c->requests++; - - hc = c->data; - - cscf = ngx_http_get_module_srv_conf(hc->conf_ctx, ngx_http_core_module); - - pool = ngx_create_pool(cscf->request_pool_size, c->log); - if (pool == NULL) { - return NULL; - } - - r = ngx_pcalloc(pool, sizeof(ngx_http_request_t)); - if (r == NULL) { - ngx_destroy_pool(pool); - return NULL; - } - - r->pool = pool; - - r->http_connection = hc; - r->signature = NGX_HTTP_MODULE; - r->connection = c; - - r->main_conf = hc->conf_ctx->main_conf; - r->srv_conf = hc->conf_ctx->srv_conf; - r->loc_conf = hc->conf_ctx->loc_conf; - - r->read_event_handler = ngx_http_block_reading; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_set_connection_log(r->connection, clcf->error_log); - - r->header_in = hc->busy ? hc->busy->buf : c->buffer; - - if (ngx_list_init(&r->headers_out.headers, r->pool, 20, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_destroy_pool(r->pool); - return NULL; - } - - r->ctx = ngx_pcalloc(r->pool, sizeof(void *) * ngx_http_max_module); - if (r->ctx == NULL) { - ngx_destroy_pool(r->pool); - return NULL; - } - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - r->variables = ngx_pcalloc(r->pool, cmcf->variables.nelts - * sizeof(ngx_http_variable_value_t)); - if (r->variables == NULL) { - ngx_destroy_pool(r->pool); - return NULL; - } - -#if (NGX_HTTP_SSL) - if (c->ssl) { - r->main_filter_need_in_memory = 1; - } -#endif - - r->main = r; - r->count = 1; - - tp = ngx_timeofday(); - r->start_sec = tp->sec; - r->start_msec = tp->msec; - - r->method = NGX_HTTP_UNKNOWN; - r->http_version = NGX_HTTP_VERSION_10; - - r->headers_in.content_length_n = -1; - r->headers_in.keep_alive_n = -1; - r->headers_out.content_length_n = -1; - r->headers_out.last_modified_time = -1; - - r->uri_changes = NGX_HTTP_MAX_URI_CHANGES + 1; - r->subrequests = NGX_HTTP_MAX_SUBREQUESTS + 1; - - r->http_state = NGX_HTTP_READING_REQUEST_STATE; - - ctx = c->log->data; - ctx->request = r; - ctx->current_request = r; - r->log_handler = ngx_http_log_error_handler; - -#if (NGX_STAT_STUB) - (void) ngx_atomic_fetch_add(ngx_stat_reading, 1); - r->stat_reading = 1; - (void) ngx_atomic_fetch_add(ngx_stat_requests, 1); -#endif - - return r; -} - - -#if (NGX_HTTP_SSL) - -static void -ngx_http_ssl_handshake(ngx_event_t *rev) -{ - u_char *p, buf[NGX_PROXY_PROTOCOL_MAX_HEADER + 1]; - size_t size; - ssize_t n; - ngx_err_t err; - ngx_int_t rc; - ngx_connection_t *c; - ngx_http_connection_t *hc; - ngx_http_ssl_srv_conf_t *sscf; - - c = rev->data; - hc = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, - "http check ssl handshake"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - ngx_http_close_connection(c); - return; - } - - if (c->close) { - ngx_http_close_connection(c); - return; - } - - size = hc->proxy_protocol ? sizeof(buf) : 1; - - n = recv(c->fd, (char *) buf, size, MSG_PEEK); - - err = ngx_socket_errno; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, rev->log, 0, "http recv(): %z", n); - - if (n == -1) { - if (err == NGX_EAGAIN) { - rev->ready = 0; - - if (!rev->timer_set) { - ngx_add_timer(rev, c->listening->post_accept_timeout); - ngx_reusable_connection(c, 1); - } - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_connection(c); - } - - return; - } - - ngx_connection_error(c, err, "recv() failed"); - ngx_http_close_connection(c); - - return; - } - - if (hc->proxy_protocol) { - hc->proxy_protocol = 0; - - p = ngx_proxy_protocol_read(c, buf, buf + n); - - if (p == NULL) { - ngx_http_close_connection(c); - return; - } - - size = p - buf; - - if (c->recv(c, buf, size) != (ssize_t) size) { - ngx_http_close_connection(c); - return; - } - - c->log->action = "SSL handshaking"; - - if (n == (ssize_t) size) { - ngx_post_event(rev, &ngx_posted_events); - return; - } - - n = 1; - buf[0] = *p; - } - - if (n == 1) { - if (buf[0] & 0x80 /* SSLv2 */ || buf[0] == 0x16 /* SSLv3/TLSv1 */) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, rev->log, 0, - "https ssl handshake: 0x%02Xd", buf[0]); - - sscf = ngx_http_get_module_srv_conf(hc->conf_ctx, - ngx_http_ssl_module); - - if (ngx_ssl_create_connection(&sscf->ssl, c, NGX_SSL_BUFFER) - != NGX_OK) - { - ngx_http_close_connection(c); - return; - } - - rc = ngx_ssl_handshake(c); - - if (rc == NGX_AGAIN) { - - if (!rev->timer_set) { - ngx_add_timer(rev, c->listening->post_accept_timeout); - } - - ngx_reusable_connection(c, 0); - - c->ssl->handler = ngx_http_ssl_handshake_handler; - return; - } - - ngx_http_ssl_handshake_handler(c); - - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "plain http"); - - c->log->action = "waiting for request"; - - rev->handler = ngx_http_wait_request_handler; - ngx_http_wait_request_handler(rev); - - return; - } - - ngx_log_error(NGX_LOG_INFO, c->log, 0, "client closed connection"); - ngx_http_close_connection(c); -} - - -static void -ngx_http_ssl_handshake_handler(ngx_connection_t *c) -{ - if (c->ssl->handshaked) { - - /* - * The majority of browsers do not send the "close notify" alert. - * Among them are MSIE, old Mozilla, Netscape 4, Konqueror, - * and Links. And what is more, MSIE ignores the server's alert. - * - * Opera and recent Mozilla send the alert. - */ - - c->ssl->no_wait_shutdown = 1; - -#if (NGX_HTTP_V2 \ - && (defined TLSEXT_TYPE_application_layer_protocol_negotiation \ - || defined TLSEXT_TYPE_next_proto_neg)) - { - unsigned int len; - const unsigned char *data; - ngx_http_connection_t *hc; - - hc = c->data; - - if (hc->addr_conf->http2) { - -#ifdef TLSEXT_TYPE_application_layer_protocol_negotiation - SSL_get0_alpn_selected(c->ssl->connection, &data, &len); - -#ifdef TLSEXT_TYPE_next_proto_neg - if (len == 0) { - SSL_get0_next_proto_negotiated(c->ssl->connection, &data, &len); - } -#endif - -#else /* TLSEXT_TYPE_next_proto_neg */ - SSL_get0_next_proto_negotiated(c->ssl->connection, &data, &len); -#endif - - if (len == 2 && data[0] == 'h' && data[1] == '2') { - ngx_http_v2_init(c->read); - return; - } - } - } -#endif - - c->log->action = "waiting for request"; - - c->read->handler = ngx_http_wait_request_handler; - /* STUB: epoll edge */ c->write->handler = ngx_http_empty_handler; - - ngx_reusable_connection(c, 1); - - ngx_http_wait_request_handler(c->read); - - return; - } - - if (c->read->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - } - - ngx_http_close_connection(c); -} - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - -int -ngx_http_ssl_servername(ngx_ssl_conn_t *ssl_conn, int *ad, void *arg) -{ - ngx_str_t host; - const char *servername; - ngx_connection_t *c; - ngx_http_connection_t *hc; - ngx_http_ssl_srv_conf_t *sscf; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t *cscf; - - servername = SSL_get_servername(ssl_conn, TLSEXT_NAMETYPE_host_name); - - if (servername == NULL) { - return SSL_TLSEXT_ERR_NOACK; - } - - c = ngx_ssl_get_connection(ssl_conn); - - if (c->ssl->renegotiation) { - return SSL_TLSEXT_ERR_NOACK; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "SSL server name: \"%s\"", servername); - - host.len = ngx_strlen(servername); - - if (host.len == 0) { - return SSL_TLSEXT_ERR_NOACK; - } - - host.data = (u_char *) servername; - - if (ngx_http_validate_host(&host, c->pool, 1) != NGX_OK) { - return SSL_TLSEXT_ERR_NOACK; - } - - hc = c->data; - - if (ngx_http_find_virtual_server(c, hc->addr_conf->virtual_names, &host, - NULL, &cscf) - != NGX_OK) - { - return SSL_TLSEXT_ERR_NOACK; - } - - hc->ssl_servername = ngx_palloc(c->pool, sizeof(ngx_str_t)); - if (hc->ssl_servername == NULL) { - return SSL_TLSEXT_ERR_NOACK; - } - - *hc->ssl_servername = host; - - hc->conf_ctx = cscf->ctx; - - clcf = ngx_http_get_module_loc_conf(hc->conf_ctx, ngx_http_core_module); - - ngx_set_connection_log(c, clcf->error_log); - - sscf = ngx_http_get_module_srv_conf(hc->conf_ctx, ngx_http_ssl_module); - - c->ssl->buffer_size = sscf->buffer_size; - - if (sscf->ssl.ctx) { - SSL_set_SSL_CTX(ssl_conn, sscf->ssl.ctx); - - /* - * SSL_set_SSL_CTX() only changes certs as of 1.0.0d - * adjust other things we care about - */ - - SSL_set_verify(ssl_conn, SSL_CTX_get_verify_mode(sscf->ssl.ctx), - SSL_CTX_get_verify_callback(sscf->ssl.ctx)); - - SSL_set_verify_depth(ssl_conn, SSL_CTX_get_verify_depth(sscf->ssl.ctx)); - -#ifdef SSL_CTRL_CLEAR_OPTIONS - /* only in 0.9.8m+ */ - SSL_clear_options(ssl_conn, SSL_get_options(ssl_conn) & - ~SSL_CTX_get_options(sscf->ssl.ctx)); -#endif - - SSL_set_options(ssl_conn, SSL_CTX_get_options(sscf->ssl.ctx)); - } - - return SSL_TLSEXT_ERR_OK; -} - -#endif - -#endif - - -static void -ngx_http_process_request_line(ngx_event_t *rev) -{ - ssize_t n; - ngx_int_t rc, rv; - ngx_str_t host; - ngx_connection_t *c; - ngx_http_request_t *r; - - c = rev->data; - r = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, - "http process request line"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_http_close_request(r, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - rc = NGX_AGAIN; - - for ( ;; ) { - - if (rc == NGX_AGAIN) { - n = ngx_http_read_request_header(r); - - if (n == NGX_AGAIN || n == NGX_ERROR) { - return; - } - } - - rc = ngx_http_parse_request_line(r, r->header_in); - - if (rc == NGX_OK) { - - /* the request line has been parsed successfully */ - - r->request_line.len = r->request_end - r->request_start; - r->request_line.data = r->request_start; - r->request_length = r->header_in->pos - r->request_start; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http request line: \"%V\"", &r->request_line); - - r->method_name.len = r->method_end - r->request_start + 1; - r->method_name.data = r->request_line.data; - - if (r->http_protocol.data) { - r->http_protocol.len = r->request_end - r->http_protocol.data; - } - - if (ngx_http_process_request_uri(r) != NGX_OK) { - return; - } - - if (r->host_start && r->host_end) { - - host.len = r->host_end - r->host_start; - host.data = r->host_start; - - rc = ngx_http_validate_host(&host, r->pool, 0); - - if (rc == NGX_DECLINED) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid host in request line"); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return; - } - - if (rc == NGX_ERROR) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_http_set_virtual_server(r, &host) == NGX_ERROR) { - return; - } - - r->headers_in.server = host; - } - - if (r->http_version < NGX_HTTP_VERSION_10) { - - if (r->headers_in.server.len == 0 - && ngx_http_set_virtual_server(r, &r->headers_in.server) - == NGX_ERROR) - { - return; - } - - ngx_http_process_request(r); - return; - } - - - if (ngx_list_init(&r->headers_in.headers, r->pool, 20, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->log->action = "reading client request headers"; - - rev->handler = ngx_http_process_request_headers; - ngx_http_process_request_headers(rev); - - return; - } - - if (rc != NGX_AGAIN) { - - /* there was error while a request line parsing */ - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - ngx_http_client_errors[rc - NGX_HTTP_CLIENT_ERROR]); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return; - } - - /* NGX_AGAIN: a request line parsing is still incomplete */ - - if (r->header_in->pos == r->header_in->end) { - - rv = ngx_http_alloc_large_header_buffer(r, 1); - - if (rv == NGX_ERROR) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (rv == NGX_DECLINED) { - r->request_line.len = r->header_in->end - r->request_start; - r->request_line.data = r->request_start; - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent too long URI"); - ngx_http_finalize_request(r, NGX_HTTP_REQUEST_URI_TOO_LARGE); - return; - } - } - } -} - - -ngx_int_t -ngx_http_process_request_uri(ngx_http_request_t *r) -{ - ngx_http_core_srv_conf_t *cscf; - - if (r->args_start) { - r->uri.len = r->args_start - 1 - r->uri_start; - } else { - r->uri.len = r->uri_end - r->uri_start; - } - - if (r->complex_uri || r->quoted_uri) { - - r->uri.data = ngx_pnalloc(r->pool, r->uri.len + 1); - if (r->uri.data == NULL) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - if (ngx_http_parse_complex_uri(r, cscf->merge_slashes) != NGX_OK) { - r->uri.len = 0; - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid request"); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - - } else { - r->uri.data = r->uri_start; - } - - r->unparsed_uri.len = r->uri_end - r->uri_start; - r->unparsed_uri.data = r->uri_start; - - r->valid_unparsed_uri = r->space_in_uri ? 0 : 1; - - if (r->uri_ext) { - if (r->args_start) { - r->exten.len = r->args_start - 1 - r->uri_ext; - } else { - r->exten.len = r->uri_end - r->uri_ext; - } - - r->exten.data = r->uri_ext; - } - - if (r->args_start && r->uri_end > r->args_start) { - r->args.len = r->uri_end - r->args_start; - r->args.data = r->args_start; - } - -#if (NGX_WIN32) - { - u_char *p, *last; - - p = r->uri.data; - last = r->uri.data + r->uri.len; - - while (p < last) { - - if (*p++ == ':') { - - /* - * this check covers "::$data", "::$index_allocation" and - * ":$i30:$index_allocation" - */ - - if (p < last && *p == '$') { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent unsafe win32 URI"); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - } - } - - p = r->uri.data + r->uri.len - 1; - - while (p > r->uri.data) { - - if (*p == ' ') { - p--; - continue; - } - - if (*p == '.') { - p--; - continue; - } - - break; - } - - if (p != r->uri.data + r->uri.len - 1) { - r->uri.len = p + 1 - r->uri.data; - ngx_http_set_exten(r); - } - - } -#endif - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http uri: \"%V\"", &r->uri); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http args: \"%V\"", &r->args); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http exten: \"%V\"", &r->exten); - - return NGX_OK; -} - - -static void -ngx_http_process_request_headers(ngx_event_t *rev) -{ - u_char *p; - size_t len; - ssize_t n; - ngx_int_t rc, rv; - ngx_table_elt_t *h; - ngx_connection_t *c; - ngx_http_header_t *hh; - ngx_http_request_t *r; - ngx_http_core_srv_conf_t *cscf; - ngx_http_core_main_conf_t *cmcf; - - c = rev->data; - r = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, - "http process request header line"); - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - c->timedout = 1; - ngx_http_close_request(r, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - rc = NGX_AGAIN; - - for ( ;; ) { - - if (rc == NGX_AGAIN) { - - if (r->header_in->pos == r->header_in->end) { - - rv = ngx_http_alloc_large_header_buffer(r, 0); - - if (rv == NGX_ERROR) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (rv == NGX_DECLINED) { - p = r->header_name_start; - - r->lingering_close = 1; - - if (p == NULL) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent too large request"); - ngx_http_finalize_request(r, - NGX_HTTP_REQUEST_HEADER_TOO_LARGE); - return; - } - - len = r->header_in->end - p; - - if (len > NGX_MAX_ERROR_STR - 300) { - len = NGX_MAX_ERROR_STR - 300; - } - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent too long header line: \"%*s...\"", - len, r->header_name_start); - - ngx_http_finalize_request(r, - NGX_HTTP_REQUEST_HEADER_TOO_LARGE); - return; - } - } - - n = ngx_http_read_request_header(r); - - if (n == NGX_AGAIN || n == NGX_ERROR) { - return; - } - } - - /* the host header could change the server configuration context */ - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - rc = ngx_http_parse_header_line(r, r->header_in, - cscf->underscores_in_headers); - - if (rc == NGX_OK) { - - r->request_length += r->header_in->pos - r->header_name_start; - - if (r->invalid_header && cscf->ignore_invalid_headers) { - - /* there was error while a header line parsing */ - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid header line: \"%*s\"", - r->header_end - r->header_name_start, - r->header_name_start); - continue; - } - - /* a header line has been parsed successfully */ - - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - h->hash = r->header_hash; - - h->key.len = r->header_name_end - r->header_name_start; - h->key.data = r->header_name_start; - h->key.data[h->key.len] = '\0'; - - h->value.len = r->header_end - r->header_start; - h->value.data = r->header_start; - h->value.data[h->value.len] = '\0'; - - h->lowcase_key = ngx_pnalloc(r->pool, h->key.len); - if (h->lowcase_key == NULL) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (h->key.len == r->lowcase_index) { - ngx_memcpy(h->lowcase_key, r->lowcase_header, h->key.len); - - } else { - ngx_strlow(h->lowcase_key, h->key.data, h->key.len); - } - - hh = ngx_hash_find(&cmcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - return; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http header: \"%V: %V\"", - &h->key, &h->value); - - continue; - } - - if (rc == NGX_HTTP_PARSE_HEADER_DONE) { - - /* a whole header has been parsed successfully */ - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http header done"); - - r->request_length += r->header_in->pos - r->header_name_start; - - r->http_state = NGX_HTTP_PROCESS_REQUEST_STATE; - - rc = ngx_http_process_request_header(r); - - if (rc != NGX_OK) { - return; - } - - ngx_http_process_request(r); - - return; - } - - if (rc == NGX_AGAIN) { - - /* a header line parsing is still not complete */ - - continue; - } - - /* rc == NGX_HTTP_PARSE_INVALID_HEADER */ - - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent invalid header line"); - - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return; - } -} - - -static ssize_t -ngx_http_read_request_header(ngx_http_request_t *r) -{ - ssize_t n; - ngx_event_t *rev; - ngx_connection_t *c; - ngx_http_core_srv_conf_t *cscf; - - c = r->connection; - rev = c->read; - - n = r->header_in->last - r->header_in->pos; - - if (n > 0) { - return n; - } - - if (rev->ready) { - n = c->recv(c, r->header_in->last, - r->header_in->end - r->header_in->last); - } else { - n = NGX_AGAIN; - } - - if (n == NGX_AGAIN) { - if (!rev->timer_set) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - ngx_add_timer(rev, cscf->client_header_timeout); - } - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - return NGX_AGAIN; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client prematurely closed connection"); - } - - if (n == 0 || n == NGX_ERROR) { - c->error = 1; - c->log->action = "reading client request headers"; - - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - - r->header_in->last += n; - - return n; -} - - -static ngx_int_t -ngx_http_alloc_large_header_buffer(ngx_http_request_t *r, - ngx_uint_t request_line) -{ - u_char *old, *new; - ngx_buf_t *b; - ngx_chain_t *cl; - ngx_http_connection_t *hc; - ngx_http_core_srv_conf_t *cscf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http alloc large header buffer"); - - if (request_line && r->state == 0) { - - /* the client fills up the buffer with "\r\n" */ - - r->header_in->pos = r->header_in->start; - r->header_in->last = r->header_in->start; - - return NGX_OK; - } - - old = request_line ? r->request_start : r->header_name_start; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - if (r->state != 0 - && (size_t) (r->header_in->pos - old) - >= cscf->large_client_header_buffers.size) - { - return NGX_DECLINED; - } - - hc = r->http_connection; - - if (hc->free) { - cl = hc->free; - hc->free = cl->next; - - b = cl->buf; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http large header free: %p %uz", - b->pos, b->end - b->last); - - } else if (hc->nbusy < cscf->large_client_header_buffers.num) { - - b = ngx_create_temp_buf(r->connection->pool, - cscf->large_client_header_buffers.size); - if (b == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(r->connection->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = b; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http large header alloc: %p %uz", - b->pos, b->end - b->last); - - } else { - return NGX_DECLINED; - } - - cl->next = hc->busy; - hc->busy = cl; - hc->nbusy++; - - if (r->state == 0) { - /* - * r->state == 0 means that a header line was parsed successfully - * and we do not need to copy incomplete header line and - * to relocate the parser header pointers - */ - - r->header_in = b; - - return NGX_OK; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http large header copy: %uz", r->header_in->pos - old); - - new = b->start; - - ngx_memcpy(new, old, r->header_in->pos - old); - - b->pos = new + (r->header_in->pos - old); - b->last = new + (r->header_in->pos - old); - - if (request_line) { - r->request_start = new; - - if (r->request_end) { - r->request_end = new + (r->request_end - old); - } - - r->method_end = new + (r->method_end - old); - - r->uri_start = new + (r->uri_start - old); - r->uri_end = new + (r->uri_end - old); - - if (r->schema_start) { - r->schema_start = new + (r->schema_start - old); - r->schema_end = new + (r->schema_end - old); - } - - if (r->host_start) { - r->host_start = new + (r->host_start - old); - if (r->host_end) { - r->host_end = new + (r->host_end - old); - } - } - - if (r->port_start) { - r->port_start = new + (r->port_start - old); - r->port_end = new + (r->port_end - old); - } - - if (r->uri_ext) { - r->uri_ext = new + (r->uri_ext - old); - } - - if (r->args_start) { - r->args_start = new + (r->args_start - old); - } - - if (r->http_protocol.data) { - r->http_protocol.data = new + (r->http_protocol.data - old); - } - - } else { - r->header_name_start = new; - r->header_name_end = new + (r->header_name_end - old); - r->header_start = new + (r->header_start - old); - r->header_end = new + (r->header_end - old); - } - - r->header_in = b; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t **ph; - - ph = (ngx_table_elt_t **) ((char *) &r->headers_in + offset); - - if (*ph == NULL) { - *ph = h; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_process_unique_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t **ph; - - ph = (ngx_table_elt_t **) ((char *) &r->headers_in + offset); - - if (*ph == NULL) { - *ph = h; - return NGX_OK; - } - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate header line: \"%V: %V\", " - "previous value: \"%V: %V\"", - &h->key, &h->value, &(*ph)->key, &(*ph)->value); - - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_process_host(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t rc; - ngx_str_t host; - - if (r->headers_in.host == NULL) { - r->headers_in.host = h; - } - - host = h->value; - - rc = ngx_http_validate_host(&host, r->pool, 0); - - if (rc == NGX_DECLINED) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid host header"); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - - if (rc == NGX_ERROR) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - if (r->headers_in.server.len) { - return NGX_OK; - } - - if (ngx_http_set_virtual_server(r, &host) == NGX_ERROR) { - return NGX_ERROR; - } - - r->headers_in.server = host; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_process_connection(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - if (ngx_strcasestrn(h->value.data, "close", 5 - 1)) { - r->headers_in.connection_type = NGX_HTTP_CONNECTION_CLOSE; - - } else if (ngx_strcasestrn(h->value.data, "keep-alive", 10 - 1)) { - r->headers_in.connection_type = NGX_HTTP_CONNECTION_KEEP_ALIVE; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_process_user_agent(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char *user_agent, *msie; - - if (r->headers_in.user_agent) { - return NGX_OK; - } - - r->headers_in.user_agent = h; - - /* check some widespread browsers while the header is in CPU cache */ - - user_agent = h->value.data; - - msie = ngx_strstrn(user_agent, "MSIE ", 5 - 1); - - if (msie && msie + 7 < user_agent + h->value.len) { - - r->headers_in.msie = 1; - - if (msie[6] == '.') { - - switch (msie[5]) { - case '4': - case '5': - r->headers_in.msie6 = 1; - break; - case '6': - if (ngx_strstrn(msie + 8, "SV1", 3 - 1) == NULL) { - r->headers_in.msie6 = 1; - } - break; - } - } - -#if 0 - /* MSIE ignores the SSL "close notify" alert */ - if (c->ssl) { - c->ssl->no_send_shutdown = 1; - } -#endif - } - - if (ngx_strstrn(user_agent, "Opera", 5 - 1)) { - r->headers_in.opera = 1; - r->headers_in.msie = 0; - r->headers_in.msie6 = 0; - } - - if (!r->headers_in.msie && !r->headers_in.opera) { - - if (ngx_strstrn(user_agent, "Gecko/", 6 - 1)) { - r->headers_in.gecko = 1; - - } else if (ngx_strstrn(user_agent, "Chrome/", 7 - 1)) { - r->headers_in.chrome = 1; - - } else if (ngx_strstrn(user_agent, "Safari/", 7 - 1) - && ngx_strstrn(user_agent, "Mac OS X", 8 - 1)) - { - r->headers_in.safari = 1; - - } else if (ngx_strstrn(user_agent, "Konqueror", 9 - 1)) { - r->headers_in.konqueror = 1; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_process_multi_header_lines(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_array_t *headers; - ngx_table_elt_t **ph; - - headers = (ngx_array_t *) ((char *) &r->headers_in + offset); - - if (headers->elts == NULL) { - if (ngx_array_init(headers, r->pool, 1, sizeof(ngx_table_elt_t *)) - != NGX_OK) - { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - } - - ph = ngx_array_push(headers); - if (ph == NULL) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - *ph = h; - return NGX_OK; -} - - -ngx_int_t -ngx_http_process_request_header(ngx_http_request_t *r) -{ - if (r->headers_in.server.len == 0 - && ngx_http_set_virtual_server(r, &r->headers_in.server) - == NGX_ERROR) - { - return NGX_ERROR; - } - - if (r->headers_in.host == NULL && r->http_version > NGX_HTTP_VERSION_10) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent HTTP/1.1 request without \"Host\" header"); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - - if (r->headers_in.content_length) { - r->headers_in.content_length_n = - ngx_atoof(r->headers_in.content_length->value.data, - r->headers_in.content_length->value.len); - - if (r->headers_in.content_length_n == NGX_ERROR) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid \"Content-Length\" header"); - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - } - - if (r->method == NGX_HTTP_TRACE) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent TRACE method"); - ngx_http_finalize_request(r, NGX_HTTP_NOT_ALLOWED); - return NGX_ERROR; - } - - if (r->headers_in.transfer_encoding) { - if (r->headers_in.transfer_encoding->value.len == 7 - && ngx_strncasecmp(r->headers_in.transfer_encoding->value.data, - (u_char *) "chunked", 7) == 0) - { - r->headers_in.content_length = NULL; - r->headers_in.content_length_n = -1; - r->headers_in.chunked = 1; - - } else if (r->headers_in.transfer_encoding->value.len != 8 - || ngx_strncasecmp(r->headers_in.transfer_encoding->value.data, - (u_char *) "identity", 8) != 0) - { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent unknown \"Transfer-Encoding\": \"%V\"", - &r->headers_in.transfer_encoding->value); - ngx_http_finalize_request(r, NGX_HTTP_NOT_IMPLEMENTED); - return NGX_ERROR; - } - } - - if (r->headers_in.connection_type == NGX_HTTP_CONNECTION_KEEP_ALIVE) { - if (r->headers_in.keep_alive) { - r->headers_in.keep_alive_n = - ngx_atotm(r->headers_in.keep_alive->value.data, - r->headers_in.keep_alive->value.len); - } - } - - return NGX_OK; -} - - -void -ngx_http_process_request(ngx_http_request_t *r) -{ - ngx_connection_t *c; - - c = r->connection; - -#if (NGX_HTTP_SSL) - - if (r->http_connection->ssl) { - long rc; - X509 *cert; - ngx_http_ssl_srv_conf_t *sscf; - - if (c->ssl == NULL) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent plain HTTP request to HTTPS port"); - ngx_http_finalize_request(r, NGX_HTTP_TO_HTTPS); - return; - } - - sscf = ngx_http_get_module_srv_conf(r, ngx_http_ssl_module); - - if (sscf->verify) { - rc = SSL_get_verify_result(c->ssl->connection); - - if (rc != X509_V_OK - && (sscf->verify != 3 || !ngx_ssl_verify_error_optional(rc))) - { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client SSL certificate verify error: (%l:%s)", - rc, X509_verify_cert_error_string(rc)); - - ngx_ssl_remove_cached_session(sscf->ssl.ctx, - (SSL_get0_session(c->ssl->connection))); - - ngx_http_finalize_request(r, NGX_HTTPS_CERT_ERROR); - return; - } - - if (sscf->verify == 1) { - cert = SSL_get_peer_certificate(c->ssl->connection); - - if (cert == NULL) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client sent no required SSL certificate"); - - ngx_ssl_remove_cached_session(sscf->ssl.ctx, - (SSL_get0_session(c->ssl->connection))); - - ngx_http_finalize_request(r, NGX_HTTPS_NO_CERT); - return; - } - - X509_free(cert); - } - } - } - -#endif - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - -#if (NGX_STAT_STUB) - (void) ngx_atomic_fetch_add(ngx_stat_reading, -1); - r->stat_reading = 0; - (void) ngx_atomic_fetch_add(ngx_stat_writing, 1); - r->stat_writing = 1; -#endif - - c->read->handler = ngx_http_request_handler; - c->write->handler = ngx_http_request_handler; - r->read_event_handler = ngx_http_block_reading; - - ngx_http_handler(r); - - ngx_http_run_posted_requests(c); -} - - -static ngx_int_t -ngx_http_validate_host(ngx_str_t *host, ngx_pool_t *pool, ngx_uint_t alloc) -{ - u_char *h, ch; - size_t i, dot_pos, host_len; - - enum { - sw_usual = 0, - sw_literal, - sw_rest - } state; - - dot_pos = host->len; - host_len = host->len; - - h = host->data; - - state = sw_usual; - - for (i = 0; i < host->len; i++) { - ch = h[i]; - - switch (ch) { - - case '.': - if (dot_pos == i - 1) { - return NGX_DECLINED; - } - dot_pos = i; - break; - - case ':': - if (state == sw_usual) { - host_len = i; - state = sw_rest; - } - break; - - case '[': - if (i == 0) { - state = sw_literal; - } - break; - - case ']': - if (state == sw_literal) { - host_len = i + 1; - state = sw_rest; - } - break; - - case '\0': - return NGX_DECLINED; - - default: - - if (ngx_path_separator(ch)) { - return NGX_DECLINED; - } - - if (ch >= 'A' && ch <= 'Z') { - alloc = 1; - } - - break; - } - } - - if (dot_pos == host_len - 1) { - host_len--; - } - - if (host_len == 0) { - return NGX_DECLINED; - } - - if (alloc) { - host->data = ngx_pnalloc(pool, host_len); - if (host->data == NULL) { - return NGX_ERROR; - } - - ngx_strlow(host->data, h, host_len); - } - - host->len = host_len; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_set_virtual_server(ngx_http_request_t *r, ngx_str_t *host) -{ - ngx_int_t rc; - ngx_http_connection_t *hc; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t *cscf; - -#if (NGX_SUPPRESS_WARN) - cscf = NULL; -#endif - - hc = r->http_connection; - -#if (NGX_HTTP_SSL && defined SSL_CTRL_SET_TLSEXT_HOSTNAME) - - if (hc->ssl_servername) { - if (hc->ssl_servername->len == host->len - && ngx_strncmp(hc->ssl_servername->data, - host->data, host->len) == 0) - { -#if (NGX_PCRE) - if (hc->ssl_servername_regex - && ngx_http_regex_exec(r, hc->ssl_servername_regex, - hc->ssl_servername) != NGX_OK) - { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } -#endif - return NGX_OK; - } - } - -#endif - - rc = ngx_http_find_virtual_server(r->connection, - hc->addr_conf->virtual_names, - host, r, &cscf); - - if (rc == NGX_ERROR) { - ngx_http_close_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - -#if (NGX_HTTP_SSL && defined SSL_CTRL_SET_TLSEXT_HOSTNAME) - - if (hc->ssl_servername) { - ngx_http_ssl_srv_conf_t *sscf; - - if (rc == NGX_DECLINED) { - cscf = hc->addr_conf->default_server; - rc = NGX_OK; - } - - sscf = ngx_http_get_module_srv_conf(cscf->ctx, ngx_http_ssl_module); - - if (sscf->verify) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client attempted to request the server name " - "different from the one that was negotiated"); - ngx_http_finalize_request(r, NGX_HTTP_MISDIRECTED_REQUEST); - return NGX_ERROR; - } - } - -#endif - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - - r->srv_conf = cscf->ctx->srv_conf; - r->loc_conf = cscf->ctx->loc_conf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_set_connection_log(r->connection, clcf->error_log); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_find_virtual_server(ngx_connection_t *c, - ngx_http_virtual_names_t *virtual_names, ngx_str_t *host, - ngx_http_request_t *r, ngx_http_core_srv_conf_t **cscfp) -{ - ngx_http_core_srv_conf_t *cscf; - - if (virtual_names == NULL) { - return NGX_DECLINED; - } - - cscf = ngx_hash_find_combined(&virtual_names->names, - ngx_hash_key(host->data, host->len), - host->data, host->len); - - if (cscf) { - *cscfp = cscf; - return NGX_OK; - } - -#if (NGX_PCRE) - - if (host->len && virtual_names->nregex) { - ngx_int_t n; - ngx_uint_t i; - ngx_http_server_name_t *sn; - - sn = virtual_names->regex; - -#if (NGX_HTTP_SSL && defined SSL_CTRL_SET_TLSEXT_HOSTNAME) - - if (r == NULL) { - ngx_http_connection_t *hc; - - for (i = 0; i < virtual_names->nregex; i++) { - - n = ngx_regex_exec(sn[i].regex->regex, host, NULL, 0); - - if (n == NGX_REGEX_NO_MATCHED) { - continue; - } - - if (n >= 0) { - hc = c->data; - hc->ssl_servername_regex = sn[i].regex; - - *cscfp = sn[i].server; - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - ngx_regex_exec_n " failed: %i " - "on \"%V\" using \"%V\"", - n, host, &sn[i].regex->name); - - return NGX_ERROR; - } - - return NGX_DECLINED; - } - -#endif /* NGX_HTTP_SSL && defined SSL_CTRL_SET_TLSEXT_HOSTNAME */ - - for (i = 0; i < virtual_names->nregex; i++) { - - n = ngx_http_regex_exec(r, sn[i].regex, host); - - if (n == NGX_DECLINED) { - continue; - } - - if (n == NGX_OK) { - *cscfp = sn[i].server; - return NGX_OK; - } - - return NGX_ERROR; - } - } - -#endif /* NGX_PCRE */ - - return NGX_DECLINED; -} - - -static void -ngx_http_request_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - - c = ev->data; - r = c->data; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http run request: \"%V?%V\"", &r->uri, &r->args); - - if (ev->delayed && ev->timedout) { - ev->delayed = 0; - ev->timedout = 0; - } - - if (ev->write) { - r->write_event_handler(r); - - } else { - r->read_event_handler(r); - } - - ngx_http_run_posted_requests(c); -} - - -void -ngx_http_run_posted_requests(ngx_connection_t *c) -{ - ngx_http_request_t *r; - ngx_http_posted_request_t *pr; - - for ( ;; ) { - - if (c->destroyed) { - return; - } - - r = c->data; - pr = r->main->posted_requests; - - if (pr == NULL) { - return; - } - - r->main->posted_requests = pr->next; - - r = pr->request; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http posted request: \"%V?%V\"", &r->uri, &r->args); - - r->write_event_handler(r); - } -} - - -ngx_int_t -ngx_http_post_request(ngx_http_request_t *r, ngx_http_posted_request_t *pr) -{ - ngx_http_posted_request_t **p; - - if (pr == NULL) { - pr = ngx_palloc(r->pool, sizeof(ngx_http_posted_request_t)); - if (pr == NULL) { - return NGX_ERROR; - } - } - - pr->request = r; - pr->next = NULL; - - for (p = &r->main->posted_requests; *p; p = &(*p)->next) { /* void */ } - - *p = pr; - - return NGX_OK; -} - - -void -ngx_http_finalize_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_connection_t *c; - ngx_http_request_t *pr; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - - ngx_log_debug5(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http finalize request: %i, \"%V?%V\" a:%d, c:%d", - rc, &r->uri, &r->args, r == c->data, r->main->count); - - if (rc == NGX_DONE) { - ngx_http_finalize_connection(r); - return; - } - - if (rc == NGX_OK && r->filter_finalize) { - c->error = 1; - } - - if (rc == NGX_DECLINED) { - r->content_handler = NULL; - r->write_event_handler = ngx_http_core_run_phases; - ngx_http_core_run_phases(r); - return; - } - - if (r != r->main && r->post_subrequest) { - rc = r->post_subrequest->handler(r, r->post_subrequest->data, rc); - } - - if (rc == NGX_ERROR - || rc == NGX_HTTP_REQUEST_TIME_OUT - || rc == NGX_HTTP_CLIENT_CLOSED_REQUEST - || c->error) - { - if (ngx_http_post_action(r) == NGX_OK) { - return; - } - - if (r->main->blocked) { - r->write_event_handler = ngx_http_request_finalizer; - } - - ngx_http_terminate_request(r, rc); - return; - } - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE - || rc == NGX_HTTP_CREATED - || rc == NGX_HTTP_NO_CONTENT) - { - if (rc == NGX_HTTP_CLOSE) { - ngx_http_terminate_request(r, rc); - return; - } - - if (r == r->main) { - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (c->write->timer_set) { - ngx_del_timer(c->write); - } - } - - c->read->handler = ngx_http_request_handler; - c->write->handler = ngx_http_request_handler; - - ngx_http_finalize_request(r, ngx_http_special_response_handler(r, rc)); - return; - } - - if (r != r->main) { - - if (r->buffered || r->postponed) { - - if (ngx_http_set_write_handler(r) != NGX_OK) { - ngx_http_terminate_request(r, 0); - } - - return; - } - - pr = r->parent; - - if (r == c->data) { - - r->main->count--; - - if (!r->logged) { - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->log_subrequest) { - ngx_http_log_request(r); - } - - r->logged = 1; - - } else { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "subrequest: \"%V?%V\" logged again", - &r->uri, &r->args); - } - - r->done = 1; - - if (pr->postponed && pr->postponed->request == r) { - pr->postponed = pr->postponed->next; - } - - c->data = pr; - - } else { - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http finalize non-active request: \"%V?%V\"", - &r->uri, &r->args); - - r->write_event_handler = ngx_http_request_finalizer; - - if (r->waited) { - r->done = 1; - } - } - - if (ngx_http_post_request(pr, NULL) != NGX_OK) { - r->main->count++; - ngx_http_terminate_request(r, 0); - return; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http wake parent request: \"%V?%V\"", - &pr->uri, &pr->args); - - return; - } - - if (r->buffered || c->buffered || r->postponed || r->blocked) { - - if (ngx_http_set_write_handler(r) != NGX_OK) { - ngx_http_terminate_request(r, 0); - } - - return; - } - - if (r != c->data) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "http finalize non-active request: \"%V?%V\"", - &r->uri, &r->args); - return; - } - - r->done = 1; - r->write_event_handler = ngx_http_request_empty_handler; - - if (!r->post_action) { - r->request_complete = 1; - } - - if (ngx_http_post_action(r) == NGX_OK) { - return; - } - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (c->write->timer_set) { - c->write->delayed = 0; - ngx_del_timer(c->write); - } - - if (c->read->eof) { - ngx_http_close_request(r, 0); - return; - } - - ngx_http_finalize_connection(r); -} - - -static void -ngx_http_terminate_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_http_cleanup_t *cln; - ngx_http_request_t *mr; - ngx_http_ephemeral_t *e; - - mr = r->main; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http terminate request count:%d", mr->count); - - if (rc > 0 && (mr->headers_out.status == 0 || mr->connection->sent == 0)) { - mr->headers_out.status = rc; - } - - cln = mr->cleanup; - mr->cleanup = NULL; - - while (cln) { - if (cln->handler) { - cln->handler(cln->data); - } - - cln = cln->next; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http terminate cleanup count:%d blk:%d", - mr->count, mr->blocked); - - if (mr->write_event_handler) { - - if (mr->blocked) { - return; - } - - e = ngx_http_ephemeral(mr); - mr->posted_requests = NULL; - mr->write_event_handler = ngx_http_terminate_handler; - (void) ngx_http_post_request(mr, &e->terminal_posted_request); - return; - } - - ngx_http_close_request(mr, rc); -} - - -static void -ngx_http_terminate_handler(ngx_http_request_t *r) -{ - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http terminate handler count:%d", r->count); - - r->count = 1; - - ngx_http_close_request(r, 0); -} - - -static void -ngx_http_finalize_connection(ngx_http_request_t *r) -{ - ngx_http_core_loc_conf_t *clcf; - -#if (NGX_HTTP_V2) - if (r->stream) { - ngx_http_close_request(r, 0); - return; - } -#endif - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->main->count != 1) { - - if (r->discard_body) { - r->read_event_handler = ngx_http_discarded_request_body_handler; - ngx_add_timer(r->connection->read, clcf->lingering_timeout); - - if (r->lingering_time == 0) { - r->lingering_time = ngx_time() - + (time_t) (clcf->lingering_time / 1000); - } - } - - ngx_http_close_request(r, 0); - return; - } - - if (r->reading_body) { - r->keepalive = 0; - r->lingering_close = 1; - } - - if (!ngx_terminate - && !ngx_exiting - && r->keepalive - && clcf->keepalive_timeout > 0) - { - ngx_http_set_keepalive(r); - return; - } - - if (clcf->lingering_close == NGX_HTTP_LINGERING_ALWAYS - || (clcf->lingering_close == NGX_HTTP_LINGERING_ON - && (r->lingering_close - || r->header_in->pos < r->header_in->last - || r->connection->read->ready))) - { - ngx_http_set_lingering_close(r); - return; - } - - ngx_http_close_request(r, 0); -} - - -static ngx_int_t -ngx_http_set_write_handler(ngx_http_request_t *r) -{ - ngx_event_t *wev; - ngx_http_core_loc_conf_t *clcf; - - r->http_state = NGX_HTTP_WRITING_REQUEST_STATE; - - r->read_event_handler = r->discard_body ? - ngx_http_discarded_request_body_handler: - ngx_http_test_reading; - r->write_event_handler = ngx_http_writer; - - wev = r->connection->write; - - if (wev->ready && wev->delayed) { - return NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - if (!wev->delayed) { - ngx_add_timer(wev, clcf->send_timeout); - } - - if (ngx_handle_write_event(wev, clcf->send_lowat) != NGX_OK) { - ngx_http_close_request(r, 0); - return NGX_ERROR; - } - - return NGX_OK; -} - - -static void -ngx_http_writer(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_event_t *wev; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - wev = c->write; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, wev->log, 0, - "http writer handler: \"%V?%V\"", &r->uri, &r->args); - - clcf = ngx_http_get_module_loc_conf(r->main, ngx_http_core_module); - - if (wev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, - "client timed out"); - c->timedout = 1; - - ngx_http_finalize_request(r, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - if (wev->delayed || r->aio) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, wev->log, 0, - "http writer delayed"); - - if (!wev->delayed) { - ngx_add_timer(wev, clcf->send_timeout); - } - - if (ngx_handle_write_event(wev, clcf->send_lowat) != NGX_OK) { - ngx_http_close_request(r, 0); - } - - return; - } - - rc = ngx_http_output_filter(r, NULL); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http writer output filter: %i, \"%V?%V\"", - rc, &r->uri, &r->args); - - if (rc == NGX_ERROR) { - ngx_http_finalize_request(r, rc); - return; - } - - if (r->buffered || r->postponed || (r == r->main && c->buffered)) { - - if (!wev->delayed) { - ngx_add_timer(wev, clcf->send_timeout); - } - - if (ngx_handle_write_event(wev, clcf->send_lowat) != NGX_OK) { - ngx_http_close_request(r, 0); - } - - return; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, wev->log, 0, - "http writer done: \"%V?%V\"", &r->uri, &r->args); - - r->write_event_handler = ngx_http_request_empty_handler; - - ngx_http_finalize_request(r, rc); -} - - -static void -ngx_http_request_finalizer(ngx_http_request_t *r) -{ - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http finalizer done: \"%V?%V\"", &r->uri, &r->args); - - ngx_http_finalize_request(r, 0); -} - - -void -ngx_http_block_reading(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http reading blocked"); - - /* aio does not call this handler */ - - if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) - && r->connection->read->active) - { - if (ngx_del_event(r->connection->read, NGX_READ_EVENT, 0) != NGX_OK) { - ngx_http_close_request(r, 0); - } - } -} - - -void -ngx_http_test_reading(ngx_http_request_t *r) -{ - int n; - char buf[1]; - ngx_err_t err; - ngx_event_t *rev; - ngx_connection_t *c; - - c = r->connection; - rev = c->read; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http test reading"); - -#if (NGX_HTTP_V2) - - if (r->stream) { - if (c->error) { - err = 0; - goto closed; - } - - return; - } - -#endif - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - - if (!rev->pending_eof) { - return; - } - - rev->eof = 1; - c->error = 1; - err = rev->kq_errno; - - goto closed; - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if ((ngx_event_flags & NGX_USE_EPOLL_EVENT) && ngx_use_epoll_rdhup) { - socklen_t len; - - if (!rev->pending_eof) { - return; - } - - rev->eof = 1; - c->error = 1; - - err = 0; - len = sizeof(ngx_err_t); - - /* - * BSDs and Linux return 0 and set a pending error in err - * Solaris returns -1 and sets errno - */ - - if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) - == -1) - { - err = ngx_socket_errno; - } - - goto closed; - } - -#endif - - n = recv(c->fd, buf, 1, MSG_PEEK); - - if (n == 0) { - rev->eof = 1; - c->error = 1; - err = 0; - - goto closed; - - } else if (n == -1) { - err = ngx_socket_errno; - - if (err != NGX_EAGAIN) { - rev->eof = 1; - c->error = 1; - - goto closed; - } - } - - /* aio does not call this handler */ - - if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && rev->active) { - - if (ngx_del_event(rev, NGX_READ_EVENT, 0) != NGX_OK) { - ngx_http_close_request(r, 0); - } - } - - return; - -closed: - - if (err) { - rev->error = 1; - } - - ngx_log_error(NGX_LOG_INFO, c->log, err, - "client prematurely closed connection"); - - ngx_http_finalize_request(r, NGX_HTTP_CLIENT_CLOSED_REQUEST); -} - - -static void -ngx_http_set_keepalive(ngx_http_request_t *r) -{ - int tcp_nodelay; - ngx_buf_t *b, *f; - ngx_chain_t *cl, *ln; - ngx_event_t *rev, *wev; - ngx_connection_t *c; - ngx_http_connection_t *hc; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - rev = c->read; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "set http keepalive handler"); - - if (r->discard_body) { - r->write_event_handler = ngx_http_request_empty_handler; - r->lingering_time = ngx_time() + (time_t) (clcf->lingering_time / 1000); - ngx_add_timer(rev, clcf->lingering_timeout); - return; - } - - c->log->action = "closing request"; - - hc = r->http_connection; - b = r->header_in; - - if (b->pos < b->last) { - - /* the pipelined request */ - - if (b != c->buffer) { - - /* - * If the large header buffers were allocated while the previous - * request processing then we do not use c->buffer for - * the pipelined request (see ngx_http_create_request()). - * - * Now we would move the large header buffers to the free list. - */ - - for (cl = hc->busy; cl; /* void */) { - ln = cl; - cl = cl->next; - - if (ln->buf == b) { - ngx_free_chain(c->pool, ln); - continue; - } - - f = ln->buf; - f->pos = f->start; - f->last = f->start; - - ln->next = hc->free; - hc->free = ln; - } - - cl = ngx_alloc_chain_link(c->pool); - if (cl == NULL) { - ngx_http_close_request(r, 0); - return; - } - - cl->buf = b; - cl->next = NULL; - - hc->busy = cl; - hc->nbusy = 1; - } - } - - /* guard against recursive call from ngx_http_finalize_connection() */ - r->keepalive = 0; - - ngx_http_free_request(r, 0); - - c->data = hc; - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_connection(c); - return; - } - - wev = c->write; - wev->handler = ngx_http_empty_handler; - - if (b->pos < b->last) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "pipelined request"); - - c->log->action = "reading client pipelined request line"; - - r = ngx_http_create_request(c); - if (r == NULL) { - ngx_http_close_connection(c); - return; - } - - r->pipeline = 1; - - c->data = r; - - c->sent = 0; - c->destroyed = 0; - - if (rev->timer_set) { - ngx_del_timer(rev); - } - - rev->handler = ngx_http_process_request_line; - ngx_post_event(rev, &ngx_posted_events); - return; - } - - /* - * To keep a memory footprint as small as possible for an idle keepalive - * connection we try to free c->buffer's memory if it was allocated outside - * the c->pool. The large header buffers are always allocated outside the - * c->pool and are freed too. - */ - - b = c->buffer; - - if (ngx_pfree(c->pool, b->start) == NGX_OK) { - - /* - * the special note for ngx_http_keepalive_handler() that - * c->buffer's memory was freed - */ - - b->pos = NULL; - - } else { - b->pos = b->start; - b->last = b->start; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "hc free: %p", - hc->free); - - if (hc->free) { - for (cl = hc->free; cl; /* void */) { - ln = cl; - cl = cl->next; - ngx_pfree(c->pool, ln->buf->start); - ngx_free_chain(c->pool, ln); - } - - hc->free = NULL; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, "hc busy: %p %i", - hc->busy, hc->nbusy); - - if (hc->busy) { - for (cl = hc->busy; cl; /* void */) { - ln = cl; - cl = cl->next; - ngx_pfree(c->pool, ln->buf->start); - ngx_free_chain(c->pool, ln); - } - - hc->busy = NULL; - hc->nbusy = 0; - } - -#if (NGX_HTTP_SSL) - if (c->ssl) { - ngx_ssl_free_buffer(c); - } -#endif - - rev->handler = ngx_http_keepalive_handler; - - if (wev->active && (ngx_event_flags & NGX_USE_LEVEL_EVENT)) { - if (ngx_del_event(wev, NGX_WRITE_EVENT, 0) != NGX_OK) { - ngx_http_close_connection(c); - return; - } - } - - c->log->action = "keepalive"; - - if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { - if (ngx_tcp_push(c->fd) == -1) { - ngx_connection_error(c, ngx_socket_errno, ngx_tcp_push_n " failed"); - ngx_http_close_connection(c); - return; - } - - c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; - tcp_nodelay = ngx_tcp_nodelay_and_tcp_nopush ? 1 : 0; - - } else { - tcp_nodelay = 1; - } - - if (tcp_nodelay - && clcf->tcp_nodelay - && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) - { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) - == -1) - { -#if (NGX_SOLARIS) - /* Solaris returns EINVAL if a socket has been shut down */ - c->log_error = NGX_ERROR_IGNORE_EINVAL; -#endif - - ngx_connection_error(c, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - - c->log_error = NGX_ERROR_INFO; - ngx_http_close_connection(c); - return; - } - - c->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - -#if 0 - /* if ngx_http_request_t was freed then we need some other place */ - r->http_state = NGX_HTTP_KEEPALIVE_STATE; -#endif - - c->idle = 1; - ngx_reusable_connection(c, 1); - - ngx_add_timer(rev, clcf->keepalive_timeout); - - if (rev->ready) { - ngx_post_event(rev, &ngx_posted_events); - } -} - - -static void -ngx_http_keepalive_handler(ngx_event_t *rev) -{ - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_connection_t *c; - - c = rev->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http keepalive handler"); - - if (rev->timedout || c->close) { - ngx_http_close_connection(c); - return; - } - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - if (rev->pending_eof) { - c->log->handler = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, rev->kq_errno, - "kevent() reported that client %V closed " - "keepalive connection", &c->addr_text); -#if (NGX_HTTP_SSL) - if (c->ssl) { - c->ssl->no_send_shutdown = 1; - } -#endif - ngx_http_close_connection(c); - return; - } - } - -#endif - - b = c->buffer; - size = b->end - b->start; - - if (b->pos == NULL) { - - /* - * The c->buffer's memory was freed by ngx_http_set_keepalive(). - * However, the c->buffer->start and c->buffer->end were not changed - * to keep the buffer size. - */ - - b->pos = ngx_palloc(c->pool, size); - if (b->pos == NULL) { - ngx_http_close_connection(c); - return; - } - - b->start = b->pos; - b->last = b->pos; - b->end = b->pos + size; - } - - /* - * MSIE closes a keepalive connection with RST flag - * so we ignore ECONNRESET here. - */ - - c->log_error = NGX_ERROR_IGNORE_ECONNRESET; - ngx_set_socket_errno(0); - - n = c->recv(c, b->last, size); - c->log_error = NGX_ERROR_INFO; - - if (n == NGX_AGAIN) { - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_connection(c); - return; - } - - /* - * Like ngx_http_set_keepalive() we are trying to not hold - * c->buffer's memory for a keepalive connection. - */ - - if (ngx_pfree(c->pool, b->start) == NGX_OK) { - - /* - * the special note that c->buffer's memory was freed - */ - - b->pos = NULL; - } - - return; - } - - if (n == NGX_ERROR) { - ngx_http_close_connection(c); - return; - } - - c->log->handler = NULL; - - if (n == 0) { - ngx_log_error(NGX_LOG_INFO, c->log, ngx_socket_errno, - "client %V closed keepalive connection", &c->addr_text); - ngx_http_close_connection(c); - return; - } - - b->last += n; - - c->log->handler = ngx_http_log_error; - c->log->action = "reading client request line"; - - c->idle = 0; - ngx_reusable_connection(c, 0); - - c->data = ngx_http_create_request(c); - if (c->data == NULL) { - ngx_http_close_connection(c); - return; - } - - c->sent = 0; - c->destroyed = 0; - - ngx_del_timer(rev); - - rev->handler = ngx_http_process_request_line; - ngx_http_process_request_line(rev); -} - - -static void -ngx_http_set_lingering_close(ngx_http_request_t *r) -{ - ngx_event_t *rev, *wev; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - rev = c->read; - rev->handler = ngx_http_lingering_close_handler; - - r->lingering_time = ngx_time() + (time_t) (clcf->lingering_time / 1000); - ngx_add_timer(rev, clcf->lingering_timeout); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_request(r, 0); - return; - } - - wev = c->write; - wev->handler = ngx_http_empty_handler; - - if (wev->active && (ngx_event_flags & NGX_USE_LEVEL_EVENT)) { - if (ngx_del_event(wev, NGX_WRITE_EVENT, 0) != NGX_OK) { - ngx_http_close_request(r, 0); - return; - } - } - - if (ngx_shutdown_socket(c->fd, NGX_WRITE_SHUTDOWN) == -1) { - ngx_connection_error(c, ngx_socket_errno, - ngx_shutdown_socket_n " failed"); - ngx_http_close_request(r, 0); - return; - } - - if (rev->ready) { - ngx_http_lingering_close_handler(rev); - } -} - - -static void -ngx_http_lingering_close_handler(ngx_event_t *rev) -{ - ssize_t n; - ngx_msec_t timer; - ngx_connection_t *c; - ngx_http_request_t *r; - ngx_http_core_loc_conf_t *clcf; - u_char buffer[NGX_HTTP_LINGERING_BUFFER_SIZE]; - - c = rev->data; - r = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http lingering close handler"); - - if (rev->timedout) { - ngx_http_close_request(r, 0); - return; - } - - timer = (ngx_msec_t) r->lingering_time - (ngx_msec_t) ngx_time(); - if ((ngx_msec_int_t) timer <= 0) { - ngx_http_close_request(r, 0); - return; - } - - do { - n = c->recv(c, buffer, NGX_HTTP_LINGERING_BUFFER_SIZE); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, "lingering read: %z", n); - - if (n == NGX_ERROR || n == 0) { - ngx_http_close_request(r, 0); - return; - } - - } while (rev->ready); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_close_request(r, 0); - return; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - timer *= 1000; - - if (timer > clcf->lingering_timeout) { - timer = clcf->lingering_timeout; - } - - ngx_add_timer(rev, timer); -} - - -void -ngx_http_empty_handler(ngx_event_t *wev) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, wev->log, 0, "http empty handler"); - - return; -} - - -void -ngx_http_request_empty_handler(ngx_http_request_t *r) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http request empty handler"); - - return; -} - - -ngx_int_t -ngx_http_send_special(ngx_http_request_t *r, ngx_uint_t flags) -{ - ngx_buf_t *b; - ngx_chain_t out; - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - if (flags & NGX_HTTP_LAST) { - - if (r == r->main && !r->post_action) { - b->last_buf = 1; - - } else { - b->sync = 1; - b->last_in_chain = 1; - } - } - - if (flags & NGX_HTTP_FLUSH) { - b->flush = 1; - } - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} - - -static ngx_int_t -ngx_http_post_action(ngx_http_request_t *r) -{ - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->post_action.data == NULL) { - return NGX_DECLINED; - } - - if (r->post_action && r->uri_changes == 0) { - return NGX_DECLINED; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "post action: \"%V\"", &clcf->post_action); - - r->main->count--; - - r->http_version = NGX_HTTP_VERSION_9; - r->header_only = 1; - r->post_action = 1; - - r->read_event_handler = ngx_http_block_reading; - - if (clcf->post_action.data[0] == '/') { - ngx_http_internal_redirect(r, &clcf->post_action, NULL); - - } else { - ngx_http_named_location(r, &clcf->post_action); - } - - return NGX_OK; -} - - -static void -ngx_http_close_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_connection_t *c; - - r = r->main; - c = r->connection; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http request count:%d blk:%d", r->count, r->blocked); - - if (r->count == 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, "http request count is zero"); - } - - r->count--; - - if (r->count || r->blocked) { - return; - } - -#if (NGX_HTTP_V2) - if (r->stream) { - ngx_http_v2_close_stream(r->stream, rc); - return; - } -#endif - - ngx_http_free_request(r, rc); - ngx_http_close_connection(c); -} - - -void -ngx_http_free_request(ngx_http_request_t *r, ngx_int_t rc) -{ - ngx_log_t *log; - ngx_pool_t *pool; - struct linger linger; - ngx_http_cleanup_t *cln; - ngx_http_log_ctx_t *ctx; - ngx_http_core_loc_conf_t *clcf; - - log = r->connection->log; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, log, 0, "http close request"); - - if (r->pool == NULL) { - ngx_log_error(NGX_LOG_ALERT, log, 0, "http request already closed"); - return; - } - - cln = r->cleanup; - r->cleanup = NULL; - - while (cln) { - if (cln->handler) { - cln->handler(cln->data); - } - - cln = cln->next; - } - -#if (NGX_STAT_STUB) - - if (r->stat_reading) { - (void) ngx_atomic_fetch_add(ngx_stat_reading, -1); - } - - if (r->stat_writing) { - (void) ngx_atomic_fetch_add(ngx_stat_writing, -1); - } - -#endif - - if (rc > 0 && (r->headers_out.status == 0 || r->connection->sent == 0)) { - r->headers_out.status = rc; - } - - log->action = "logging request"; - - ngx_http_log_request(r); - - log->action = "closing request"; - - if (r->connection->timedout) { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->reset_timedout_connection) { - linger.l_onoff = 1; - linger.l_linger = 0; - - if (setsockopt(r->connection->fd, SOL_SOCKET, SO_LINGER, - (const void *) &linger, sizeof(struct linger)) == -1) - { - ngx_log_error(NGX_LOG_ALERT, log, ngx_socket_errno, - "setsockopt(SO_LINGER) failed"); - } - } - } - - /* the various request strings were allocated from r->pool */ - ctx = log->data; - ctx->request = NULL; - - r->request_line.len = 0; - - r->connection->destroyed = 1; - - /* - * Setting r->pool to NULL will increase probability to catch double close - * of request since the request object is allocated from its own pool. - */ - - pool = r->pool; - r->pool = NULL; - - ngx_destroy_pool(pool); -} - - -static void -ngx_http_log_request(ngx_http_request_t *r) -{ - ngx_uint_t i, n; - ngx_http_handler_pt *log_handler; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - log_handler = cmcf->phases[NGX_HTTP_LOG_PHASE].handlers.elts; - n = cmcf->phases[NGX_HTTP_LOG_PHASE].handlers.nelts; - - for (i = 0; i < n; i++) { - log_handler[i](r); - } -} - - -void -ngx_http_close_connection(ngx_connection_t *c) -{ - ngx_pool_t *pool; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "close http connection: %d", c->fd); - -#if (NGX_HTTP_SSL) - - if (c->ssl) { - if (ngx_ssl_shutdown(c) == NGX_AGAIN) { - c->ssl->handler = ngx_http_close_connection; - return; - } - } - -#endif - -#if (NGX_STAT_STUB) - (void) ngx_atomic_fetch_add(ngx_stat_active, -1); -#endif - - c->destroyed = 1; - - pool = c->pool; - - ngx_close_connection(c); - - ngx_destroy_pool(pool); -} - - -static u_char * -ngx_http_log_error(ngx_log_t *log, u_char *buf, size_t len) -{ - u_char *p; - ngx_http_request_t *r; - ngx_http_log_ctx_t *ctx; - - if (log->action) { - p = ngx_snprintf(buf, len, " while %s", log->action); - len -= p - buf; - buf = p; - } - - ctx = log->data; - - p = ngx_snprintf(buf, len, ", client: %V", &ctx->connection->addr_text); - len -= p - buf; - - r = ctx->request; - - if (r) { - return r->log_handler(r, ctx->current_request, p, len); - - } else { - p = ngx_snprintf(p, len, ", server: %V", - &ctx->connection->listening->addr_text); - } - - return p; -} - - -static u_char * -ngx_http_log_error_handler(ngx_http_request_t *r, ngx_http_request_t *sr, - u_char *buf, size_t len) -{ - char *uri_separator; - u_char *p; - ngx_http_upstream_t *u; - ngx_http_core_srv_conf_t *cscf; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - p = ngx_snprintf(buf, len, ", server: %V", &cscf->server_name); - len -= p - buf; - buf = p; - - if (r->request_line.data == NULL && r->request_start) { - for (p = r->request_start; p < r->header_in->last; p++) { - if (*p == CR || *p == LF) { - break; - } - } - - r->request_line.len = p - r->request_start; - r->request_line.data = r->request_start; - } - - if (r->request_line.len) { - p = ngx_snprintf(buf, len, ", request: \"%V\"", &r->request_line); - len -= p - buf; - buf = p; - } - - if (r != sr) { - p = ngx_snprintf(buf, len, ", subrequest: \"%V\"", &sr->uri); - len -= p - buf; - buf = p; - } - - u = sr->upstream; - - if (u && u->peer.name) { - - uri_separator = ""; - -#if (NGX_HAVE_UNIX_DOMAIN) - if (u->peer.sockaddr && u->peer.sockaddr->sa_family == AF_UNIX) { - uri_separator = ":"; - } -#endif - - p = ngx_snprintf(buf, len, ", upstream: \"%V%V%s%V\"", - &u->schema, u->peer.name, - uri_separator, &u->uri); - len -= p - buf; - buf = p; - } - - if (r->headers_in.host) { - p = ngx_snprintf(buf, len, ", host: \"%V\"", - &r->headers_in.host->value); - len -= p - buf; - buf = p; - } - - if (r->headers_in.referer) { - p = ngx_snprintf(buf, len, ", referrer: \"%V\"", - &r->headers_in.referer->value); - buf = p; - } - - return buf; -} diff --git a/app/nginx/src/http/ngx_http_request.h b/app/nginx/src/http/ngx_http_request.h deleted file mode 100644 index a68b906..0000000 --- a/app/nginx/src/http/ngx_http_request.h +++ /dev/null @@ -1,598 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_REQUEST_H_INCLUDED_ -#define _NGX_HTTP_REQUEST_H_INCLUDED_ - - -#define NGX_HTTP_MAX_URI_CHANGES 10 -#define NGX_HTTP_MAX_SUBREQUESTS 50 - -/* must be 2^n */ -#define NGX_HTTP_LC_HEADER_LEN 32 - - -#define NGX_HTTP_DISCARD_BUFFER_SIZE 4096 -#define NGX_HTTP_LINGERING_BUFFER_SIZE 4096 - - -#define NGX_HTTP_VERSION_9 9 -#define NGX_HTTP_VERSION_10 1000 -#define NGX_HTTP_VERSION_11 1001 -#define NGX_HTTP_VERSION_20 2000 - -#define NGX_HTTP_UNKNOWN 0x0001 -#define NGX_HTTP_GET 0x0002 -#define NGX_HTTP_HEAD 0x0004 -#define NGX_HTTP_POST 0x0008 -#define NGX_HTTP_PUT 0x0010 -#define NGX_HTTP_DELETE 0x0020 -#define NGX_HTTP_MKCOL 0x0040 -#define NGX_HTTP_COPY 0x0080 -#define NGX_HTTP_MOVE 0x0100 -#define NGX_HTTP_OPTIONS 0x0200 -#define NGX_HTTP_PROPFIND 0x0400 -#define NGX_HTTP_PROPPATCH 0x0800 -#define NGX_HTTP_LOCK 0x1000 -#define NGX_HTTP_UNLOCK 0x2000 -#define NGX_HTTP_PATCH 0x4000 -#define NGX_HTTP_TRACE 0x8000 - -#define NGX_HTTP_CONNECTION_CLOSE 1 -#define NGX_HTTP_CONNECTION_KEEP_ALIVE 2 - - -#define NGX_NONE 1 - - -#define NGX_HTTP_PARSE_HEADER_DONE 1 - -#define NGX_HTTP_CLIENT_ERROR 10 -#define NGX_HTTP_PARSE_INVALID_METHOD 10 -#define NGX_HTTP_PARSE_INVALID_REQUEST 11 -#define NGX_HTTP_PARSE_INVALID_09_METHOD 12 - -#define NGX_HTTP_PARSE_INVALID_HEADER 13 - - -/* unused 1 */ -#define NGX_HTTP_SUBREQUEST_IN_MEMORY 2 -#define NGX_HTTP_SUBREQUEST_WAITED 4 -#define NGX_HTTP_SUBREQUEST_CLONE 8 - -#define NGX_HTTP_LOG_UNSAFE 1 - - -#define NGX_HTTP_CONTINUE 100 -#define NGX_HTTP_SWITCHING_PROTOCOLS 101 -#define NGX_HTTP_PROCESSING 102 - -#define NGX_HTTP_OK 200 -#define NGX_HTTP_CREATED 201 -#define NGX_HTTP_ACCEPTED 202 -#define NGX_HTTP_NO_CONTENT 204 -#define NGX_HTTP_PARTIAL_CONTENT 206 - -#define NGX_HTTP_SPECIAL_RESPONSE 300 -#define NGX_HTTP_MOVED_PERMANENTLY 301 -#define NGX_HTTP_MOVED_TEMPORARILY 302 -#define NGX_HTTP_SEE_OTHER 303 -#define NGX_HTTP_NOT_MODIFIED 304 -#define NGX_HTTP_TEMPORARY_REDIRECT 307 - -#define NGX_HTTP_BAD_REQUEST 400 -#define NGX_HTTP_UNAUTHORIZED 401 -#define NGX_HTTP_FORBIDDEN 403 -#define NGX_HTTP_NOT_FOUND 404 -#define NGX_HTTP_NOT_ALLOWED 405 -#define NGX_HTTP_REQUEST_TIME_OUT 408 -#define NGX_HTTP_CONFLICT 409 -#define NGX_HTTP_LENGTH_REQUIRED 411 -#define NGX_HTTP_PRECONDITION_FAILED 412 -#define NGX_HTTP_REQUEST_ENTITY_TOO_LARGE 413 -#define NGX_HTTP_REQUEST_URI_TOO_LARGE 414 -#define NGX_HTTP_UNSUPPORTED_MEDIA_TYPE 415 -#define NGX_HTTP_RANGE_NOT_SATISFIABLE 416 -#define NGX_HTTP_MISDIRECTED_REQUEST 421 -#define NGX_HTTP_TOO_MANY_REQUESTS 429 - - -/* Our own HTTP codes */ - -/* The special code to close connection without any response */ -#define NGX_HTTP_CLOSE 444 - -#define NGX_HTTP_NGINX_CODES 494 - -#define NGX_HTTP_REQUEST_HEADER_TOO_LARGE 494 - -#define NGX_HTTPS_CERT_ERROR 495 -#define NGX_HTTPS_NO_CERT 496 - -/* - * We use the special code for the plain HTTP requests that are sent to - * HTTPS port to distinguish it from 4XX in an error page redirection - */ -#define NGX_HTTP_TO_HTTPS 497 - -/* 498 is the canceled code for the requests with invalid host name */ - -/* - * HTTP does not define the code for the case when a client closed - * the connection while we are processing its request so we introduce - * own code to log such situation when a client has closed the connection - * before we even try to send the HTTP header to it - */ -#define NGX_HTTP_CLIENT_CLOSED_REQUEST 499 - - -#define NGX_HTTP_INTERNAL_SERVER_ERROR 500 -#define NGX_HTTP_NOT_IMPLEMENTED 501 -#define NGX_HTTP_BAD_GATEWAY 502 -#define NGX_HTTP_SERVICE_UNAVAILABLE 503 -#define NGX_HTTP_GATEWAY_TIME_OUT 504 -#define NGX_HTTP_INSUFFICIENT_STORAGE 507 - - -#define NGX_HTTP_LOWLEVEL_BUFFERED 0xf0 -#define NGX_HTTP_WRITE_BUFFERED 0x10 -#define NGX_HTTP_GZIP_BUFFERED 0x20 -#define NGX_HTTP_SSI_BUFFERED 0x01 -#define NGX_HTTP_SUB_BUFFERED 0x02 -#define NGX_HTTP_COPY_BUFFERED 0x04 - - -typedef enum { - NGX_HTTP_INITING_REQUEST_STATE = 0, - NGX_HTTP_READING_REQUEST_STATE, - NGX_HTTP_PROCESS_REQUEST_STATE, - - NGX_HTTP_CONNECT_UPSTREAM_STATE, - NGX_HTTP_WRITING_UPSTREAM_STATE, - NGX_HTTP_READING_UPSTREAM_STATE, - - NGX_HTTP_WRITING_REQUEST_STATE, - NGX_HTTP_LINGERING_CLOSE_STATE, - NGX_HTTP_KEEPALIVE_STATE -} ngx_http_state_e; - - -typedef struct { - ngx_str_t name; - ngx_uint_t offset; - ngx_http_header_handler_pt handler; -} ngx_http_header_t; - - -typedef struct { - ngx_str_t name; - ngx_uint_t offset; -} ngx_http_header_out_t; - - -typedef struct { - ngx_list_t headers; - - ngx_table_elt_t *host; - ngx_table_elt_t *connection; - ngx_table_elt_t *if_modified_since; - ngx_table_elt_t *if_unmodified_since; - ngx_table_elt_t *if_match; - ngx_table_elt_t *if_none_match; - ngx_table_elt_t *user_agent; - ngx_table_elt_t *referer; - ngx_table_elt_t *content_length; - ngx_table_elt_t *content_range; - ngx_table_elt_t *content_type; - - ngx_table_elt_t *range; - ngx_table_elt_t *if_range; - - ngx_table_elt_t *transfer_encoding; - ngx_table_elt_t *expect; - ngx_table_elt_t *upgrade; - -#if (NGX_HTTP_GZIP) - ngx_table_elt_t *accept_encoding; - ngx_table_elt_t *via; -#endif - - ngx_table_elt_t *authorization; - - ngx_table_elt_t *keep_alive; - -#if (NGX_HTTP_X_FORWARDED_FOR) - ngx_array_t x_forwarded_for; -#endif - -#if (NGX_HTTP_REALIP) - ngx_table_elt_t *x_real_ip; -#endif - -#if (NGX_HTTP_HEADERS) - ngx_table_elt_t *accept; - ngx_table_elt_t *accept_language; -#endif - -#if (NGX_HTTP_DAV) - ngx_table_elt_t *depth; - ngx_table_elt_t *destination; - ngx_table_elt_t *overwrite; - ngx_table_elt_t *date; -#endif - - ngx_str_t user; - ngx_str_t passwd; - - ngx_array_t cookies; - - ngx_str_t server; - off_t content_length_n; - time_t keep_alive_n; - - unsigned connection_type:2; - unsigned chunked:1; - unsigned msie:1; - unsigned msie6:1; - unsigned opera:1; - unsigned gecko:1; - unsigned chrome:1; - unsigned safari:1; - unsigned konqueror:1; -} ngx_http_headers_in_t; - - -typedef struct { - ngx_list_t headers; - - ngx_uint_t status; - ngx_str_t status_line; - - ngx_table_elt_t *server; - ngx_table_elt_t *date; - ngx_table_elt_t *content_length; - ngx_table_elt_t *content_encoding; - ngx_table_elt_t *location; - ngx_table_elt_t *refresh; - ngx_table_elt_t *last_modified; - ngx_table_elt_t *content_range; - ngx_table_elt_t *accept_ranges; - ngx_table_elt_t *www_authenticate; - ngx_table_elt_t *expires; - ngx_table_elt_t *etag; - - ngx_str_t *override_charset; - - size_t content_type_len; - ngx_str_t content_type; - ngx_str_t charset; - u_char *content_type_lowcase; - ngx_uint_t content_type_hash; - - ngx_array_t cache_control; - - off_t content_length_n; - off_t content_offset; - time_t date_time; - time_t last_modified_time; -} ngx_http_headers_out_t; - - -typedef void (*ngx_http_client_body_handler_pt)(ngx_http_request_t *r); - -typedef struct { - ngx_temp_file_t *temp_file; - ngx_chain_t *bufs; - ngx_buf_t *buf; - off_t rest; - off_t received; - ngx_chain_t *free; - ngx_chain_t *busy; - ngx_http_chunked_t *chunked; - ngx_http_client_body_handler_pt post_handler; -} ngx_http_request_body_t; - - -typedef struct ngx_http_addr_conf_s ngx_http_addr_conf_t; - -typedef struct { - ngx_http_addr_conf_t *addr_conf; - ngx_http_conf_ctx_t *conf_ctx; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - ngx_str_t *ssl_servername; -#if (NGX_PCRE) - ngx_http_regex_t *ssl_servername_regex; -#endif -#endif - - ngx_chain_t *busy; - ngx_int_t nbusy; - - ngx_chain_t *free; - - unsigned ssl:1; - unsigned proxy_protocol:1; -} ngx_http_connection_t; - - -typedef void (*ngx_http_cleanup_pt)(void *data); - -typedef struct ngx_http_cleanup_s ngx_http_cleanup_t; - -struct ngx_http_cleanup_s { - ngx_http_cleanup_pt handler; - void *data; - ngx_http_cleanup_t *next; -}; - - -typedef ngx_int_t (*ngx_http_post_subrequest_pt)(ngx_http_request_t *r, - void *data, ngx_int_t rc); - -typedef struct { - ngx_http_post_subrequest_pt handler; - void *data; -} ngx_http_post_subrequest_t; - - -typedef struct ngx_http_postponed_request_s ngx_http_postponed_request_t; - -struct ngx_http_postponed_request_s { - ngx_http_request_t *request; - ngx_chain_t *out; - ngx_http_postponed_request_t *next; -}; - - -typedef struct ngx_http_posted_request_s ngx_http_posted_request_t; - -struct ngx_http_posted_request_s { - ngx_http_request_t *request; - ngx_http_posted_request_t *next; -}; - - -typedef ngx_int_t (*ngx_http_handler_pt)(ngx_http_request_t *r); -typedef void (*ngx_http_event_handler_pt)(ngx_http_request_t *r); - - -struct ngx_http_request_s { - uint32_t signature; /* "HTTP" */ - - ngx_connection_t *connection; - - void **ctx; - void **main_conf; - void **srv_conf; - void **loc_conf; - - ngx_http_event_handler_pt read_event_handler; - ngx_http_event_handler_pt write_event_handler; - -#if (NGX_HTTP_CACHE) - ngx_http_cache_t *cache; -#endif - - ngx_http_upstream_t *upstream; - ngx_array_t *upstream_states; - /* of ngx_http_upstream_state_t */ - - ngx_pool_t *pool; - ngx_buf_t *header_in; - - ngx_http_headers_in_t headers_in; - ngx_http_headers_out_t headers_out; - - ngx_http_request_body_t *request_body; - - time_t lingering_time; - time_t start_sec; - ngx_msec_t start_msec; - - ngx_uint_t method; - ngx_uint_t http_version; - - ngx_str_t request_line; - ngx_str_t uri; - ngx_str_t args; - ngx_str_t exten; - ngx_str_t unparsed_uri; - - ngx_str_t method_name; - ngx_str_t http_protocol; - - ngx_chain_t *out; - ngx_http_request_t *main; - ngx_http_request_t *parent; - ngx_http_postponed_request_t *postponed; - ngx_http_post_subrequest_t *post_subrequest; - ngx_http_posted_request_t *posted_requests; - - ngx_int_t phase_handler; - ngx_http_handler_pt content_handler; - ngx_uint_t access_code; - - ngx_http_variable_value_t *variables; - -#if (NGX_PCRE) - ngx_uint_t ncaptures; - int *captures; - u_char *captures_data; -#endif - - size_t limit_rate; - size_t limit_rate_after; - - /* used to learn the Apache compatible response length without a header */ - size_t header_size; - - off_t request_length; - - ngx_uint_t err_status; - - ngx_http_connection_t *http_connection; - ngx_http_v2_stream_t *stream; - - ngx_http_log_handler_pt log_handler; - - ngx_http_cleanup_t *cleanup; - - unsigned count:16; - unsigned subrequests:8; - unsigned blocked:8; - - unsigned aio:1; - - unsigned http_state:4; - - /* URI with "/." and on Win32 with "//" */ - unsigned complex_uri:1; - - /* URI with "%" */ - unsigned quoted_uri:1; - - /* URI with "+" */ - unsigned plus_in_uri:1; - - /* URI with " " */ - unsigned space_in_uri:1; - - unsigned invalid_header:1; - - unsigned add_uri_to_alias:1; - unsigned valid_location:1; - unsigned valid_unparsed_uri:1; - unsigned uri_changed:1; - unsigned uri_changes:4; - - unsigned request_body_in_single_buf:1; - unsigned request_body_in_file_only:1; - unsigned request_body_in_persistent_file:1; - unsigned request_body_in_clean_file:1; - unsigned request_body_file_group_access:1; - unsigned request_body_file_log_level:3; - unsigned request_body_no_buffering:1; - - unsigned subrequest_in_memory:1; - unsigned waited:1; - -#if (NGX_HTTP_CACHE) - unsigned cached:1; - unsigned cache_updater:1; -#endif - -#if (NGX_HTTP_GZIP) - unsigned gzip_tested:1; - unsigned gzip_ok:1; - unsigned gzip_vary:1; -#endif - - unsigned proxy:1; - unsigned bypass_cache:1; - unsigned no_cache:1; - - /* - * instead of using the request context data in - * ngx_http_limit_conn_module and ngx_http_limit_req_module - * we use the single bits in the request structure - */ - unsigned limit_conn_set:1; - unsigned limit_req_set:1; - -#if 0 - unsigned cacheable:1; -#endif - - unsigned pipeline:1; - unsigned chunked:1; - unsigned header_only:1; - unsigned keepalive:1; - unsigned lingering_close:1; - unsigned discard_body:1; - unsigned reading_body:1; - unsigned internal:1; - unsigned error_page:1; - unsigned filter_finalize:1; - unsigned post_action:1; - unsigned request_complete:1; - unsigned request_output:1; - unsigned header_sent:1; - unsigned expect_tested:1; - unsigned root_tested:1; - unsigned done:1; - unsigned logged:1; - - unsigned buffered:4; - - unsigned main_filter_need_in_memory:1; - unsigned filter_need_in_memory:1; - unsigned filter_need_temporary:1; - unsigned allow_ranges:1; - unsigned subrequest_ranges:1; - unsigned single_range:1; - unsigned disable_not_modified:1; - unsigned stat_reading:1; - unsigned stat_writing:1; - unsigned stat_processing:1; - - unsigned health_check:1; - - /* used to parse HTTP headers */ - - ngx_uint_t state; - - ngx_uint_t header_hash; - ngx_uint_t lowcase_index; - u_char lowcase_header[NGX_HTTP_LC_HEADER_LEN]; - - u_char *header_name_start; - u_char *header_name_end; - u_char *header_start; - u_char *header_end; - - /* - * a memory that can be reused after parsing a request line - * via ngx_http_ephemeral_t - */ - - u_char *uri_start; - u_char *uri_end; - u_char *uri_ext; - u_char *args_start; - u_char *request_start; - u_char *request_end; - u_char *method_end; - u_char *schema_start; - u_char *schema_end; - u_char *host_start; - u_char *host_end; - u_char *port_start; - u_char *port_end; - - unsigned http_minor:16; - unsigned http_major:16; -}; - - -typedef struct { - ngx_http_posted_request_t terminal_posted_request; -} ngx_http_ephemeral_t; - - -#define ngx_http_ephemeral(r) (void *) (&r->uri_start) - - -extern ngx_http_header_t ngx_http_headers_in[]; -extern ngx_http_header_out_t ngx_http_headers_out[]; - - -#define ngx_http_set_log_request(log, r) \ - ((ngx_http_log_ctx_t *) log->data)->current_request = r - - -#endif /* _NGX_HTTP_REQUEST_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_request_body.c b/app/nginx/src/http/ngx_http_request_body.c deleted file mode 100644 index 2f66484..0000000 --- a/app/nginx/src/http/ngx_http_request_body.c +++ /dev/null @@ -1,1165 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static void ngx_http_read_client_request_body_handler(ngx_http_request_t *r); -static ngx_int_t ngx_http_do_read_client_request_body(ngx_http_request_t *r); -static ngx_int_t ngx_http_write_request_body(ngx_http_request_t *r); -static ngx_int_t ngx_http_read_discarded_request_body(ngx_http_request_t *r); -static ngx_int_t ngx_http_discard_request_body_filter(ngx_http_request_t *r, - ngx_buf_t *b); -static ngx_int_t ngx_http_test_expect(ngx_http_request_t *r); - -static ngx_int_t ngx_http_request_body_filter(ngx_http_request_t *r, - ngx_chain_t *in); -static ngx_int_t ngx_http_request_body_length_filter(ngx_http_request_t *r, - ngx_chain_t *in); -static ngx_int_t ngx_http_request_body_chunked_filter(ngx_http_request_t *r, - ngx_chain_t *in); - - -ngx_int_t -ngx_http_read_client_request_body(ngx_http_request_t *r, - ngx_http_client_body_handler_pt post_handler) -{ - size_t preread; - ssize_t size; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t out; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - r->main->count++; - - if (r != r->main || r->request_body || r->discard_body) { - r->request_body_no_buffering = 0; - post_handler(r); - return NGX_OK; - } - -#if (NGX_HTTP_V2) - if (r->stream) { - rc = ngx_http_v2_read_request_body(r, post_handler); - goto done; - } -#endif - - if (ngx_http_test_expect(r) != NGX_OK) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - goto done; - } - - rb = ngx_pcalloc(r->pool, sizeof(ngx_http_request_body_t)); - if (rb == NULL) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - goto done; - } - - /* - * set by ngx_pcalloc(): - * - * rb->bufs = NULL; - * rb->buf = NULL; - * rb->free = NULL; - * rb->busy = NULL; - * rb->chunked = NULL; - */ - - rb->rest = -1; - rb->post_handler = post_handler; - - r->request_body = rb; - - if (r->headers_in.content_length_n < 0 && !r->headers_in.chunked) { - r->request_body_no_buffering = 0; - post_handler(r); - return NGX_OK; - } - - preread = r->header_in->last - r->header_in->pos; - - if (preread) { - - /* there is the pre-read part of the request body */ - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http client request body preread %uz", preread); - - out.buf = r->header_in; - out.next = NULL; - - rc = ngx_http_request_body_filter(r, &out); - - if (rc != NGX_OK) { - goto done; - } - - r->request_length += preread - (r->header_in->last - r->header_in->pos); - - if (!r->headers_in.chunked - && rb->rest > 0 - && rb->rest <= (off_t) (r->header_in->end - r->header_in->last)) - { - /* the whole request body may be placed in r->header_in */ - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - goto done; - } - - b->temporary = 1; - b->start = r->header_in->pos; - b->pos = r->header_in->pos; - b->last = r->header_in->last; - b->end = r->header_in->end; - - rb->buf = b; - - r->read_event_handler = ngx_http_read_client_request_body_handler; - r->write_event_handler = ngx_http_request_empty_handler; - - rc = ngx_http_do_read_client_request_body(r); - goto done; - } - - } else { - /* set rb->rest */ - - if (ngx_http_request_body_filter(r, NULL) != NGX_OK) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - goto done; - } - } - - if (rb->rest == 0) { - /* the whole request body was pre-read */ - r->request_body_no_buffering = 0; - post_handler(r); - return NGX_OK; - } - - if (rb->rest < 0) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "negative request body rest"); - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - goto done; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - size = clcf->client_body_buffer_size; - size += size >> 2; - - /* TODO: honor r->request_body_in_single_buf */ - - if (!r->headers_in.chunked && rb->rest < size) { - size = (ssize_t) rb->rest; - - if (r->request_body_in_single_buf) { - size += preread; - } - - } else { - size = clcf->client_body_buffer_size; - } - - rb->buf = ngx_create_temp_buf(r->pool, size); - if (rb->buf == NULL) { - rc = NGX_HTTP_INTERNAL_SERVER_ERROR; - goto done; - } - - r->read_event_handler = ngx_http_read_client_request_body_handler; - r->write_event_handler = ngx_http_request_empty_handler; - - rc = ngx_http_do_read_client_request_body(r); - -done: - - if (r->request_body_no_buffering - && (rc == NGX_OK || rc == NGX_AGAIN)) - { - if (rc == NGX_OK) { - r->request_body_no_buffering = 0; - - } else { - /* rc == NGX_AGAIN */ - r->reading_body = 1; - } - - r->read_event_handler = ngx_http_block_reading; - post_handler(r); - } - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - r->main->count--; - } - - return rc; -} - - -ngx_int_t -ngx_http_read_unbuffered_request_body(ngx_http_request_t *r) -{ - ngx_int_t rc; - -#if (NGX_HTTP_V2) - if (r->stream) { - rc = ngx_http_v2_read_unbuffered_request_body(r); - - if (rc == NGX_OK) { - r->reading_body = 0; - } - - return rc; - } -#endif - - if (r->connection->read->timedout) { - r->connection->timedout = 1; - return NGX_HTTP_REQUEST_TIME_OUT; - } - - rc = ngx_http_do_read_client_request_body(r); - - if (rc == NGX_OK) { - r->reading_body = 0; - } - - return rc; -} - - -static void -ngx_http_read_client_request_body_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - - if (r->connection->read->timedout) { - r->connection->timedout = 1; - ngx_http_finalize_request(r, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - rc = ngx_http_do_read_client_request_body(r); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - ngx_http_finalize_request(r, rc); - } -} - - -static ngx_int_t -ngx_http_do_read_client_request_body(ngx_http_request_t *r) -{ - off_t rest; - size_t size; - ssize_t n; - ngx_int_t rc; - ngx_chain_t out; - ngx_connection_t *c; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - rb = r->request_body; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http read client request body"); - - for ( ;; ) { - for ( ;; ) { - if (rb->buf->last == rb->buf->end) { - - if (rb->buf->pos != rb->buf->last) { - - /* pass buffer to request body filter chain */ - - out.buf = rb->buf; - out.next = NULL; - - rc = ngx_http_request_body_filter(r, &out); - - if (rc != NGX_OK) { - return rc; - } - - } else { - - /* update chains */ - - rc = ngx_http_request_body_filter(r, NULL); - - if (rc != NGX_OK) { - return rc; - } - } - - if (rb->busy != NULL) { - if (r->request_body_no_buffering) { - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - return NGX_AGAIN; - } - - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rb->buf->pos = rb->buf->start; - rb->buf->last = rb->buf->start; - } - - size = rb->buf->end - rb->buf->last; - rest = rb->rest - (rb->buf->last - rb->buf->pos); - - if ((off_t) size > rest) { - size = (size_t) rest; - } - - n = c->recv(c, rb->buf->last, size); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http client request body recv %z", n); - - if (n == NGX_AGAIN) { - break; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client prematurely closed connection"); - } - - if (n == 0 || n == NGX_ERROR) { - c->error = 1; - return NGX_HTTP_BAD_REQUEST; - } - - rb->buf->last += n; - r->request_length += n; - - if (n == rest) { - /* pass buffer to request body filter chain */ - - out.buf = rb->buf; - out.next = NULL; - - rc = ngx_http_request_body_filter(r, &out); - - if (rc != NGX_OK) { - return rc; - } - } - - if (rb->rest == 0) { - break; - } - - if (rb->buf->last < rb->buf->end) { - break; - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http client request body rest %O", rb->rest); - - if (rb->rest == 0) { - break; - } - - if (!c->read->ready) { - - if (r->request_body_no_buffering - && rb->buf->pos != rb->buf->last) - { - /* pass buffer to request body filter chain */ - - out.buf = rb->buf; - out.next = NULL; - - rc = ngx_http_request_body_filter(r, &out); - - if (rc != NGX_OK) { - return rc; - } - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - ngx_add_timer(c->read, clcf->client_body_timeout); - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - return NGX_AGAIN; - } - } - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (!r->request_body_no_buffering) { - r->read_event_handler = ngx_http_block_reading; - rb->post_handler(r); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_write_request_body(ngx_http_request_t *r) -{ - ssize_t n; - ngx_chain_t *cl, *ln; - ngx_temp_file_t *tf; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - rb = r->request_body; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http write client request body, bufs %p", rb->bufs); - - if (rb->temp_file == NULL) { - tf = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); - if (tf == NULL) { - return NGX_ERROR; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - tf->file.fd = NGX_INVALID_FILE; - tf->file.log = r->connection->log; - tf->path = clcf->client_body_temp_path; - tf->pool = r->pool; - tf->warn = "a client request body is buffered to a temporary file"; - tf->log_level = r->request_body_file_log_level; - tf->persistent = r->request_body_in_persistent_file; - tf->clean = r->request_body_in_clean_file; - - if (r->request_body_file_group_access) { - tf->access = 0660; - } - - rb->temp_file = tf; - - if (rb->bufs == NULL) { - /* empty body with r->request_body_in_file_only */ - - if (ngx_create_temp_file(&tf->file, tf->path, tf->pool, - tf->persistent, tf->clean, tf->access) - != NGX_OK) - { - return NGX_ERROR; - } - - return NGX_OK; - } - } - - if (rb->bufs == NULL) { - return NGX_OK; - } - - n = ngx_write_chain_to_temp_file(rb->temp_file, rb->bufs); - - /* TODO: n == 0 or not complete and level event */ - - if (n == NGX_ERROR) { - return NGX_ERROR; - } - - rb->temp_file->offset += n; - - /* mark all buffers as written */ - - for (cl = rb->bufs; cl; /* void */) { - - cl->buf->pos = cl->buf->last; - - ln = cl; - cl = cl->next; - ngx_free_chain(r->pool, ln); - } - - rb->bufs = NULL; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_discard_request_body(ngx_http_request_t *r) -{ - ssize_t size; - ngx_int_t rc; - ngx_event_t *rev; - - if (r != r->main || r->discard_body || r->request_body) { - return NGX_OK; - } - -#if (NGX_HTTP_V2) - if (r->stream) { - r->stream->skip_data = 1; - return NGX_OK; - } -#endif - - if (ngx_http_test_expect(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rev = r->connection->read; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, "http set discard body"); - - if (rev->timer_set) { - ngx_del_timer(rev); - } - - if (r->headers_in.content_length_n <= 0 && !r->headers_in.chunked) { - return NGX_OK; - } - - size = r->header_in->last - r->header_in->pos; - - if (size || r->headers_in.chunked) { - rc = ngx_http_discard_request_body_filter(r, r->header_in); - - if (rc != NGX_OK) { - return rc; - } - - if (r->headers_in.content_length_n == 0) { - return NGX_OK; - } - } - - rc = ngx_http_read_discarded_request_body(r); - - if (rc == NGX_OK) { - r->lingering_close = 0; - return NGX_OK; - } - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - /* rc == NGX_AGAIN */ - - r->read_event_handler = ngx_http_discarded_request_body_handler; - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->count++; - r->discard_body = 1; - - return NGX_OK; -} - - -void -ngx_http_discarded_request_body_handler(ngx_http_request_t *r) -{ - ngx_int_t rc; - ngx_msec_t timer; - ngx_event_t *rev; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - rev = c->read; - - if (rev->timedout) { - c->timedout = 1; - c->error = 1; - ngx_http_finalize_request(r, NGX_ERROR); - return; - } - - if (r->lingering_time) { - timer = (ngx_msec_t) r->lingering_time - (ngx_msec_t) ngx_time(); - - if ((ngx_msec_int_t) timer <= 0) { - r->discard_body = 0; - r->lingering_close = 0; - ngx_http_finalize_request(r, NGX_ERROR); - return; - } - - } else { - timer = 0; - } - - rc = ngx_http_read_discarded_request_body(r); - - if (rc == NGX_OK) { - r->discard_body = 0; - r->lingering_close = 0; - ngx_http_finalize_request(r, NGX_DONE); - return; - } - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - c->error = 1; - ngx_http_finalize_request(r, NGX_ERROR); - return; - } - - /* rc == NGX_AGAIN */ - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - c->error = 1; - ngx_http_finalize_request(r, NGX_ERROR); - return; - } - - if (timer) { - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - timer *= 1000; - - if (timer > clcf->lingering_timeout) { - timer = clcf->lingering_timeout; - } - - ngx_add_timer(rev, timer); - } -} - - -static ngx_int_t -ngx_http_read_discarded_request_body(ngx_http_request_t *r) -{ - size_t size; - ssize_t n; - ngx_int_t rc; - ngx_buf_t b; - u_char buffer[NGX_HTTP_DISCARD_BUFFER_SIZE]; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http read discarded body"); - - ngx_memzero(&b, sizeof(ngx_buf_t)); - - b.temporary = 1; - - for ( ;; ) { - if (r->headers_in.content_length_n == 0) { - r->read_event_handler = ngx_http_block_reading; - return NGX_OK; - } - - if (!r->connection->read->ready) { - return NGX_AGAIN; - } - - size = (size_t) ngx_min(r->headers_in.content_length_n, - NGX_HTTP_DISCARD_BUFFER_SIZE); - - n = r->connection->recv(r->connection, buffer, size); - - if (n == NGX_ERROR) { - r->connection->error = 1; - return NGX_OK; - } - - if (n == NGX_AGAIN) { - return NGX_AGAIN; - } - - if (n == 0) { - return NGX_OK; - } - - b.pos = buffer; - b.last = buffer + n; - - rc = ngx_http_discard_request_body_filter(r, &b); - - if (rc != NGX_OK) { - return rc; - } - } -} - - -static ngx_int_t -ngx_http_discard_request_body_filter(ngx_http_request_t *r, ngx_buf_t *b) -{ - size_t size; - ngx_int_t rc; - ngx_http_request_body_t *rb; - - if (r->headers_in.chunked) { - - rb = r->request_body; - - if (rb == NULL) { - - rb = ngx_pcalloc(r->pool, sizeof(ngx_http_request_body_t)); - if (rb == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - rb->chunked = ngx_pcalloc(r->pool, sizeof(ngx_http_chunked_t)); - if (rb->chunked == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->request_body = rb; - } - - for ( ;; ) { - - rc = ngx_http_parse_chunked(r, b, rb->chunked); - - if (rc == NGX_OK) { - - /* a chunk has been parsed successfully */ - - size = b->last - b->pos; - - if ((off_t) size > rb->chunked->size) { - b->pos += (size_t) rb->chunked->size; - rb->chunked->size = 0; - - } else { - rb->chunked->size -= size; - b->pos = b->last; - } - - continue; - } - - if (rc == NGX_DONE) { - - /* a whole response has been parsed successfully */ - - r->headers_in.content_length_n = 0; - break; - } - - if (rc == NGX_AGAIN) { - - /* set amount of data we want to see next time */ - - r->headers_in.content_length_n = rb->chunked->length; - break; - } - - /* invalid */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent invalid chunked body"); - - return NGX_HTTP_BAD_REQUEST; - } - - } else { - size = b->last - b->pos; - - if ((off_t) size > r->headers_in.content_length_n) { - b->pos += (size_t) r->headers_in.content_length_n; - r->headers_in.content_length_n = 0; - - } else { - b->pos = b->last; - r->headers_in.content_length_n -= size; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_test_expect(ngx_http_request_t *r) -{ - ngx_int_t n; - ngx_str_t *expect; - - if (r->expect_tested - || r->headers_in.expect == NULL - || r->http_version < NGX_HTTP_VERSION_11) - { - return NGX_OK; - } - - r->expect_tested = 1; - - expect = &r->headers_in.expect->value; - - if (expect->len != sizeof("100-continue") - 1 - || ngx_strncasecmp(expect->data, (u_char *) "100-continue", - sizeof("100-continue") - 1) - != 0) - { - return NGX_OK; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "send 100 Continue"); - - n = r->connection->send(r->connection, - (u_char *) "HTTP/1.1 100 Continue" CRLF CRLF, - sizeof("HTTP/1.1 100 Continue" CRLF CRLF) - 1); - - if (n == sizeof("HTTP/1.1 100 Continue" CRLF CRLF) - 1) { - return NGX_OK; - } - - /* we assume that such small packet should be send successfully */ - - r->connection->error = 1; - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_request_body_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - if (r->headers_in.chunked) { - return ngx_http_request_body_chunked_filter(r, in); - - } else { - return ngx_http_request_body_length_filter(r, in); - } -} - - -static ngx_int_t -ngx_http_request_body_length_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - size_t size; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *cl, *tl, *out, **ll; - ngx_http_request_body_t *rb; - - rb = r->request_body; - - if (rb->rest == -1) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http request body content length filter"); - - rb->rest = r->headers_in.content_length_n; - } - - out = NULL; - ll = &out; - - for (cl = in; cl; cl = cl->next) { - - if (rb->rest == 0) { - break; - } - - tl = ngx_chain_get_free_buf(r->pool, &rb->free); - if (tl == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b = tl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->temporary = 1; - b->tag = (ngx_buf_tag_t) &ngx_http_read_client_request_body; - b->start = cl->buf->pos; - b->pos = cl->buf->pos; - b->last = cl->buf->last; - b->end = cl->buf->end; - b->flush = r->request_body_no_buffering; - - size = cl->buf->last - cl->buf->pos; - - if ((off_t) size < rb->rest) { - cl->buf->pos = cl->buf->last; - rb->rest -= size; - - } else { - cl->buf->pos += (size_t) rb->rest; - rb->rest = 0; - b->last = cl->buf->pos; - b->last_buf = 1; - } - - *ll = tl; - ll = &tl->next; - } - - rc = ngx_http_top_request_body_filter(r, out); - - ngx_chain_update_chains(r->pool, &rb->free, &rb->busy, &out, - (ngx_buf_tag_t) &ngx_http_read_client_request_body); - - return rc; -} - - -static ngx_int_t -ngx_http_request_body_chunked_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - size_t size; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t *cl, *out, *tl, **ll; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - rb = r->request_body; - - if (rb->rest == -1) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http request body chunked filter"); - - rb->chunked = ngx_pcalloc(r->pool, sizeof(ngx_http_chunked_t)); - if (rb->chunked == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - r->headers_in.content_length_n = 0; - rb->rest = 3; - } - - out = NULL; - ll = &out; - - for (cl = in; cl; cl = cl->next) { - - for ( ;; ) { - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0, - "http body chunked buf " - "t:%d f:%d %p, pos %p, size: %z file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - - rc = ngx_http_parse_chunked(r, cl->buf, rb->chunked); - - if (rc == NGX_OK) { - - /* a chunk has been parsed successfully */ - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->client_max_body_size - && clcf->client_max_body_size - - r->headers_in.content_length_n < rb->chunked->size) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client intended to send too large chunked " - "body: %O+%O bytes", - r->headers_in.content_length_n, - rb->chunked->size); - - r->lingering_close = 1; - - return NGX_HTTP_REQUEST_ENTITY_TOO_LARGE; - } - - tl = ngx_chain_get_free_buf(r->pool, &rb->free); - if (tl == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b = tl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->temporary = 1; - b->tag = (ngx_buf_tag_t) &ngx_http_read_client_request_body; - b->start = cl->buf->pos; - b->pos = cl->buf->pos; - b->last = cl->buf->last; - b->end = cl->buf->end; - b->flush = r->request_body_no_buffering; - - *ll = tl; - ll = &tl->next; - - size = cl->buf->last - cl->buf->pos; - - if ((off_t) size > rb->chunked->size) { - cl->buf->pos += (size_t) rb->chunked->size; - r->headers_in.content_length_n += rb->chunked->size; - rb->chunked->size = 0; - - } else { - rb->chunked->size -= size; - r->headers_in.content_length_n += size; - cl->buf->pos = cl->buf->last; - } - - b->last = cl->buf->pos; - - continue; - } - - if (rc == NGX_DONE) { - - /* a whole response has been parsed successfully */ - - rb->rest = 0; - - tl = ngx_chain_get_free_buf(r->pool, &rb->free); - if (tl == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b = tl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->last_buf = 1; - - *ll = tl; - ll = &tl->next; - - break; - } - - if (rc == NGX_AGAIN) { - - /* set rb->rest, amount of data we want to see next time */ - - rb->rest = rb->chunked->length; - - break; - } - - /* invalid */ - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client sent invalid chunked body"); - - return NGX_HTTP_BAD_REQUEST; - } - } - - rc = ngx_http_top_request_body_filter(r, out); - - ngx_chain_update_chains(r->pool, &rb->free, &rb->busy, &out, - (ngx_buf_tag_t) &ngx_http_read_client_request_body); - - return rc; -} - - -ngx_int_t -ngx_http_request_body_save_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - ngx_buf_t *b; - ngx_chain_t *cl; - ngx_http_request_body_t *rb; - - rb = r->request_body; - -#if (NGX_DEBUG) - -#if 0 - for (cl = rb->bufs; cl; cl = cl->next) { - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0, - "http body old buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - } -#endif - - for (cl = in; cl; cl = cl->next) { - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, r->connection->log, 0, - "http body new buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - } - -#endif - - /* TODO: coalesce neighbouring buffers */ - - if (ngx_chain_add_copy(r->pool, &rb->bufs, in) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (r->request_body_no_buffering) { - return NGX_OK; - } - - if (rb->rest > 0) { - - if (rb->buf && rb->buf->last == rb->buf->end - && ngx_http_write_request_body(r) != NGX_OK) - { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - return NGX_OK; - } - - /* rb->rest == 0 */ - - if (rb->temp_file || r->request_body_in_file_only) { - - if (ngx_http_write_request_body(r) != NGX_OK) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (rb->temp_file->file.offset != 0) { - - cl = ngx_chain_get_free_buf(r->pool, &rb->free); - if (cl == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - b->in_file = 1; - b->file_last = rb->temp_file->file.offset; - b->file = &rb->temp_file->file; - - rb->bufs = cl; - } - } - - return NGX_OK; -} diff --git a/app/nginx/src/http/ngx_http_script.c b/app/nginx/src/http/ngx_http_script.c deleted file mode 100644 index 96f3ec6..0000000 --- a/app/nginx/src/http/ngx_http_script.c +++ /dev/null @@ -1,1762 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_int_t ngx_http_script_init_arrays(ngx_http_script_compile_t *sc); -static ngx_int_t ngx_http_script_done(ngx_http_script_compile_t *sc); -static ngx_int_t ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, - ngx_str_t *value, ngx_uint_t last); -static ngx_int_t ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, - ngx_str_t *name); -static ngx_int_t ngx_http_script_add_args_code(ngx_http_script_compile_t *sc); -#if (NGX_PCRE) -static ngx_int_t ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, - ngx_uint_t n); -#endif -static ngx_int_t - ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc); -static size_t ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e); -static void ngx_http_script_full_name_code(ngx_http_script_engine_t *e); - - -#define ngx_http_script_exit (u_char *) &ngx_http_script_exit_code - -static uintptr_t ngx_http_script_exit_code = (uintptr_t) NULL; - - -void -ngx_http_script_flush_complex_value(ngx_http_request_t *r, - ngx_http_complex_value_t *val) -{ - ngx_uint_t *index; - - index = val->flushes; - - if (index) { - while (*index != (ngx_uint_t) -1) { - - if (r->variables[*index].no_cacheable) { - r->variables[*index].valid = 0; - r->variables[*index].not_found = 0; - } - - index++; - } - } -} - - -ngx_int_t -ngx_http_complex_value(ngx_http_request_t *r, ngx_http_complex_value_t *val, - ngx_str_t *value) -{ - size_t len; - ngx_http_script_code_pt code; - ngx_http_script_len_code_pt lcode; - ngx_http_script_engine_t e; - - if (val->lengths == NULL) { - *value = val->value; - return NGX_OK; - } - - ngx_http_script_flush_complex_value(r, val); - - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = val->lengths; - e.request = r; - e.flushed = 1; - - len = 0; - - while (*(uintptr_t *) e.ip) { - lcode = *(ngx_http_script_len_code_pt *) e.ip; - len += lcode(&e); - } - - value->len = len; - value->data = ngx_pnalloc(r->pool, len); - if (value->data == NULL) { - return NGX_ERROR; - } - - e.ip = val->values; - e.pos = value->data; - e.buf = *value; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - - *value = e.buf; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv) -{ - ngx_str_t *v; - ngx_uint_t i, n, nv, nc; - ngx_array_t flushes, lengths, values, *pf, *pl, *pv; - ngx_http_script_compile_t sc; - - v = ccv->value; - - nv = 0; - nc = 0; - - for (i = 0; i < v->len; i++) { - if (v->data[i] == '$') { - if (v->data[i + 1] >= '1' && v->data[i + 1] <= '9') { - nc++; - - } else { - nv++; - } - } - } - - if ((v->len == 0 || v->data[0] != '$') - && (ccv->conf_prefix || ccv->root_prefix)) - { - if (ngx_conf_full_name(ccv->cf->cycle, v, ccv->conf_prefix) != NGX_OK) { - return NGX_ERROR; - } - - ccv->conf_prefix = 0; - ccv->root_prefix = 0; - } - - ccv->complex_value->value = *v; - ccv->complex_value->flushes = NULL; - ccv->complex_value->lengths = NULL; - ccv->complex_value->values = NULL; - - if (nv == 0 && nc == 0) { - return NGX_OK; - } - - n = nv + 1; - - if (ngx_array_init(&flushes, ccv->cf->pool, n, sizeof(ngx_uint_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - n = nv * (2 * sizeof(ngx_http_script_copy_code_t) - + sizeof(ngx_http_script_var_code_t)) - + sizeof(uintptr_t); - - if (ngx_array_init(&lengths, ccv->cf->pool, n, 1) != NGX_OK) { - return NGX_ERROR; - } - - n = (nv * (2 * sizeof(ngx_http_script_copy_code_t) - + sizeof(ngx_http_script_var_code_t)) - + sizeof(uintptr_t) - + v->len - + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - if (ngx_array_init(&values, ccv->cf->pool, n, 1) != NGX_OK) { - return NGX_ERROR; - } - - pf = &flushes; - pl = &lengths; - pv = &values; - - ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); - - sc.cf = ccv->cf; - sc.source = v; - sc.flushes = &pf; - sc.lengths = &pl; - sc.values = &pv; - sc.complete_lengths = 1; - sc.complete_values = 1; - sc.zero = ccv->zero; - sc.conf_prefix = ccv->conf_prefix; - sc.root_prefix = ccv->root_prefix; - - if (ngx_http_script_compile(&sc) != NGX_OK) { - return NGX_ERROR; - } - - if (flushes.nelts) { - ccv->complex_value->flushes = flushes.elts; - ccv->complex_value->flushes[flushes.nelts] = (ngx_uint_t) -1; - } - - ccv->complex_value->lengths = lengths.elts; - ccv->complex_value->values = values.elts; - - return NGX_OK; -} - - -char * -ngx_http_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *p = conf; - - ngx_str_t *value; - ngx_http_complex_value_t **cv; - ngx_http_compile_complex_value_t ccv; - - cv = (ngx_http_complex_value_t **) (p + cmd->offset); - - if (*cv != NULL) { - return "is duplicate"; - } - - *cv = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (*cv == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = *cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -ngx_int_t -ngx_http_test_predicates(ngx_http_request_t *r, ngx_array_t *predicates) -{ - ngx_str_t val; - ngx_uint_t i; - ngx_http_complex_value_t *cv; - - if (predicates == NULL) { - return NGX_OK; - } - - cv = predicates->elts; - - for (i = 0; i < predicates->nelts; i++) { - if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len && (val.len != 1 || val.data[0] != '0')) { - return NGX_DECLINED; - } - } - - return NGX_OK; -} - - -char * -ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - char *p = conf; - - ngx_str_t *value; - ngx_uint_t i; - ngx_array_t **a; - ngx_http_complex_value_t *cv; - ngx_http_compile_complex_value_t ccv; - - a = (ngx_array_t **) (p + cmd->offset); - - if (*a == NGX_CONF_UNSET_PTR) { - *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); - if (*a == NULL) { - return NGX_CONF_ERROR; - } - } - - value = cf->args->elts; - - for (i = 1; i < cf->args->nelts; i++) { - cv = ngx_array_push(*a); - if (cv == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[i]; - ccv.complex_value = cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -ngx_uint_t -ngx_http_script_variables_count(ngx_str_t *value) -{ - ngx_uint_t i, n; - - for (n = 0, i = 0; i < value->len; i++) { - if (value->data[i] == '$') { - n++; - } - } - - return n; -} - - -ngx_int_t -ngx_http_script_compile(ngx_http_script_compile_t *sc) -{ - u_char ch; - ngx_str_t name; - ngx_uint_t i, bracket; - - if (ngx_http_script_init_arrays(sc) != NGX_OK) { - return NGX_ERROR; - } - - for (i = 0; i < sc->source->len; /* void */ ) { - - name.len = 0; - - if (sc->source->data[i] == '$') { - - if (++i == sc->source->len) { - goto invalid_variable; - } - - if (sc->source->data[i] >= '1' && sc->source->data[i] <= '9') { -#if (NGX_PCRE) - ngx_uint_t n; - - n = sc->source->data[i] - '0'; - - if (sc->captures_mask & ((ngx_uint_t) 1 << n)) { - sc->dup_capture = 1; - } - - sc->captures_mask |= (ngx_uint_t) 1 << n; - - if (ngx_http_script_add_capture_code(sc, n) != NGX_OK) { - return NGX_ERROR; - } - - i++; - - continue; -#else - ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, - "using variable \"$%c\" requires " - "PCRE library", sc->source->data[i]); - return NGX_ERROR; -#endif - } - - if (sc->source->data[i] == '{') { - bracket = 1; - - if (++i == sc->source->len) { - goto invalid_variable; - } - - name.data = &sc->source->data[i]; - - } else { - bracket = 0; - name.data = &sc->source->data[i]; - } - - for ( /* void */ ; i < sc->source->len; i++, name.len++) { - ch = sc->source->data[i]; - - if (ch == '}' && bracket) { - i++; - bracket = 0; - break; - } - - if ((ch >= 'A' && ch <= 'Z') - || (ch >= 'a' && ch <= 'z') - || (ch >= '0' && ch <= '9') - || ch == '_') - { - continue; - } - - break; - } - - if (bracket) { - ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, - "the closing bracket in \"%V\" " - "variable is missing", &name); - return NGX_ERROR; - } - - if (name.len == 0) { - goto invalid_variable; - } - - sc->variables++; - - if (ngx_http_script_add_var_code(sc, &name) != NGX_OK) { - return NGX_ERROR; - } - - continue; - } - - if (sc->source->data[i] == '?' && sc->compile_args) { - sc->args = 1; - sc->compile_args = 0; - - if (ngx_http_script_add_args_code(sc) != NGX_OK) { - return NGX_ERROR; - } - - i++; - - continue; - } - - name.data = &sc->source->data[i]; - - while (i < sc->source->len) { - - if (sc->source->data[i] == '$') { - break; - } - - if (sc->source->data[i] == '?') { - - sc->args = 1; - - if (sc->compile_args) { - break; - } - } - - i++; - name.len++; - } - - sc->size += name.len; - - if (ngx_http_script_add_copy_code(sc, &name, (i == sc->source->len)) - != NGX_OK) - { - return NGX_ERROR; - } - } - - return ngx_http_script_done(sc); - -invalid_variable: - - ngx_conf_log_error(NGX_LOG_EMERG, sc->cf, 0, "invalid variable name"); - - return NGX_ERROR; -} - - -u_char * -ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, - void *code_lengths, size_t len, void *code_values) -{ - ngx_uint_t i; - ngx_http_script_code_pt code; - ngx_http_script_len_code_pt lcode; - ngx_http_script_engine_t e; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - for (i = 0; i < cmcf->variables.nelts; i++) { - if (r->variables[i].no_cacheable) { - r->variables[i].valid = 0; - r->variables[i].not_found = 0; - } - } - - ngx_memzero(&e, sizeof(ngx_http_script_engine_t)); - - e.ip = code_lengths; - e.request = r; - e.flushed = 1; - - while (*(uintptr_t *) e.ip) { - lcode = *(ngx_http_script_len_code_pt *) e.ip; - len += lcode(&e); - } - - - value->len = len; - value->data = ngx_pnalloc(r->pool, len); - if (value->data == NULL) { - return NULL; - } - - e.ip = code_values; - e.pos = value->data; - - while (*(uintptr_t *) e.ip) { - code = *(ngx_http_script_code_pt *) e.ip; - code((ngx_http_script_engine_t *) &e); - } - - return e.pos; -} - - -void -ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, - ngx_array_t *indices) -{ - ngx_uint_t n, *index; - - if (indices) { - index = indices->elts; - for (n = 0; n < indices->nelts; n++) { - if (r->variables[index[n]].no_cacheable) { - r->variables[index[n]].valid = 0; - r->variables[index[n]].not_found = 0; - } - } - } -} - - -static ngx_int_t -ngx_http_script_init_arrays(ngx_http_script_compile_t *sc) -{ - ngx_uint_t n; - - if (sc->flushes && *sc->flushes == NULL) { - n = sc->variables ? sc->variables : 1; - *sc->flushes = ngx_array_create(sc->cf->pool, n, sizeof(ngx_uint_t)); - if (*sc->flushes == NULL) { - return NGX_ERROR; - } - } - - if (*sc->lengths == NULL) { - n = sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) - + sizeof(ngx_http_script_var_code_t)) - + sizeof(uintptr_t); - - *sc->lengths = ngx_array_create(sc->cf->pool, n, 1); - if (*sc->lengths == NULL) { - return NGX_ERROR; - } - } - - if (*sc->values == NULL) { - n = (sc->variables * (2 * sizeof(ngx_http_script_copy_code_t) - + sizeof(ngx_http_script_var_code_t)) - + sizeof(uintptr_t) - + sc->source->len - + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - *sc->values = ngx_array_create(sc->cf->pool, n, 1); - if (*sc->values == NULL) { - return NGX_ERROR; - } - } - - sc->variables = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_script_done(ngx_http_script_compile_t *sc) -{ - ngx_str_t zero; - uintptr_t *code; - - if (sc->zero) { - - zero.len = 1; - zero.data = (u_char *) "\0"; - - if (ngx_http_script_add_copy_code(sc, &zero, 0) != NGX_OK) { - return NGX_ERROR; - } - } - - if (sc->conf_prefix || sc->root_prefix) { - if (ngx_http_script_add_full_name_code(sc) != NGX_OK) { - return NGX_ERROR; - } - } - - if (sc->complete_lengths) { - code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - if (sc->complete_values) { - code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) NULL; - } - - return NGX_OK; -} - - -void * -ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, size_t size) -{ - if (*codes == NULL) { - *codes = ngx_array_create(pool, 256, 1); - if (*codes == NULL) { - return NULL; - } - } - - return ngx_array_push_n(*codes, size); -} - - -void * -ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code) -{ - u_char *elts, **p; - void *new; - - elts = codes->elts; - - new = ngx_array_push_n(codes, size); - if (new == NULL) { - return NULL; - } - - if (code) { - if (elts != codes->elts) { - p = code; - *p += (u_char *) codes->elts - elts; - } - } - - return new; -} - - -static ngx_int_t -ngx_http_script_add_copy_code(ngx_http_script_compile_t *sc, ngx_str_t *value, - ngx_uint_t last) -{ - u_char *p; - size_t size, len, zero; - ngx_http_script_copy_code_t *code; - - zero = (sc->zero && last); - len = value->len + zero; - - code = ngx_http_script_add_code(*sc->lengths, - sizeof(ngx_http_script_copy_code_t), NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_http_script_code_pt) ngx_http_script_copy_len_code; - code->len = len; - - size = (sizeof(ngx_http_script_copy_code_t) + len + sizeof(uintptr_t) - 1) - & ~(sizeof(uintptr_t) - 1); - - code = ngx_http_script_add_code(*sc->values, size, &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_http_script_copy_code; - code->len = len; - - p = ngx_cpymem((u_char *) code + sizeof(ngx_http_script_copy_code_t), - value->data, value->len); - - if (zero) { - *p = '\0'; - sc->zero = 0; - } - - return NGX_OK; -} - - -size_t -ngx_http_script_copy_len_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_copy_code_t *code; - - code = (ngx_http_script_copy_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_copy_code_t); - - return code->len; -} - - -void -ngx_http_script_copy_code(ngx_http_script_engine_t *e) -{ - u_char *p; - ngx_http_script_copy_code_t *code; - - code = (ngx_http_script_copy_code_t *) e->ip; - - p = e->pos; - - if (!e->skip) { - e->pos = ngx_copy(p, e->ip + sizeof(ngx_http_script_copy_code_t), - code->len); - } - - e->ip += sizeof(ngx_http_script_copy_code_t) - + ((code->len + sizeof(uintptr_t) - 1) & ~(sizeof(uintptr_t) - 1)); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script copy: \"%*s\"", e->pos - p, p); -} - - -static ngx_int_t -ngx_http_script_add_var_code(ngx_http_script_compile_t *sc, ngx_str_t *name) -{ - ngx_int_t index, *p; - ngx_http_script_var_code_t *code; - - index = ngx_http_get_variable_index(sc->cf, name); - - if (index == NGX_ERROR) { - return NGX_ERROR; - } - - if (sc->flushes) { - p = ngx_array_push(*sc->flushes); - if (p == NULL) { - return NGX_ERROR; - } - - *p = index; - } - - code = ngx_http_script_add_code(*sc->lengths, - sizeof(ngx_http_script_var_code_t), NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_http_script_code_pt) ngx_http_script_copy_var_len_code; - code->index = (uintptr_t) index; - - code = ngx_http_script_add_code(*sc->values, - sizeof(ngx_http_script_var_code_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_http_script_copy_var_code; - code->index = (uintptr_t) index; - - return NGX_OK; -} - - -size_t -ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e) -{ - ngx_http_variable_value_t *value; - ngx_http_script_var_code_t *code; - - code = (ngx_http_script_var_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_var_code_t); - - if (e->flushed) { - value = ngx_http_get_indexed_variable(e->request, code->index); - - } else { - value = ngx_http_get_flushed_variable(e->request, code->index); - } - - if (value && !value->not_found) { - return value->len; - } - - return 0; -} - - -void -ngx_http_script_copy_var_code(ngx_http_script_engine_t *e) -{ - u_char *p; - ngx_http_variable_value_t *value; - ngx_http_script_var_code_t *code; - - code = (ngx_http_script_var_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_var_code_t); - - if (!e->skip) { - - if (e->flushed) { - value = ngx_http_get_indexed_variable(e->request, code->index); - - } else { - value = ngx_http_get_flushed_variable(e->request, code->index); - } - - if (value && !value->not_found) { - p = e->pos; - e->pos = ngx_copy(p, value->data, value->len); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, - e->request->connection->log, 0, - "http script var: \"%*s\"", e->pos - p, p); - } - } -} - - -static ngx_int_t -ngx_http_script_add_args_code(ngx_http_script_compile_t *sc) -{ - uintptr_t *code; - - code = ngx_http_script_add_code(*sc->lengths, sizeof(uintptr_t), NULL); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) ngx_http_script_mark_args_code; - - code = ngx_http_script_add_code(*sc->values, sizeof(uintptr_t), &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - *code = (uintptr_t) ngx_http_script_start_args_code; - - return NGX_OK; -} - - -size_t -ngx_http_script_mark_args_code(ngx_http_script_engine_t *e) -{ - e->is_args = 1; - e->ip += sizeof(uintptr_t); - - return 1; -} - - -void -ngx_http_script_start_args_code(ngx_http_script_engine_t *e) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script args"); - - e->is_args = 1; - e->args = e->pos; - e->ip += sizeof(uintptr_t); -} - - -#if (NGX_PCRE) - -void -ngx_http_script_regex_start_code(ngx_http_script_engine_t *e) -{ - size_t len; - ngx_int_t rc; - ngx_uint_t n; - ngx_http_request_t *r; - ngx_http_script_engine_t le; - ngx_http_script_len_code_pt lcode; - ngx_http_script_regex_code_t *code; - - code = (ngx_http_script_regex_code_t *) e->ip; - - r = e->request; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http script regex: \"%V\"", &code->name); - - if (code->uri) { - e->line = r->uri; - } else { - e->sp--; - e->line.len = e->sp->len; - e->line.data = e->sp->data; - } - - rc = ngx_http_regex_exec(r, code->regex, &e->line); - - if (rc == NGX_DECLINED) { - if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { - ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, - "\"%V\" does not match \"%V\"", - &code->name, &e->line); - } - - r->ncaptures = 0; - - if (code->test) { - if (code->negative_test) { - e->sp->len = 1; - e->sp->data = (u_char *) "1"; - - } else { - e->sp->len = 0; - e->sp->data = (u_char *) ""; - } - - e->sp++; - - e->ip += sizeof(ngx_http_script_regex_code_t); - return; - } - - e->ip += code->next; - return; - } - - if (rc == NGX_ERROR) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { - ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, - "\"%V\" matches \"%V\"", &code->name, &e->line); - } - - if (code->test) { - if (code->negative_test) { - e->sp->len = 0; - e->sp->data = (u_char *) ""; - - } else { - e->sp->len = 1; - e->sp->data = (u_char *) "1"; - } - - e->sp++; - - e->ip += sizeof(ngx_http_script_regex_code_t); - return; - } - - if (code->status) { - e->status = code->status; - - if (!code->redirect) { - e->ip = ngx_http_script_exit; - return; - } - } - - if (code->uri) { - r->internal = 1; - r->valid_unparsed_uri = 0; - - if (code->break_cycle) { - r->valid_location = 0; - r->uri_changed = 0; - - } else { - r->uri_changed = 1; - } - } - - if (code->lengths == NULL) { - e->buf.len = code->size; - - if (code->uri) { - if (r->ncaptures && (r->quoted_uri || r->plus_in_uri)) { - e->buf.len += 2 * ngx_escape_uri(NULL, r->uri.data, r->uri.len, - NGX_ESCAPE_ARGS); - } - } - - for (n = 2; n < r->ncaptures; n += 2) { - e->buf.len += r->captures[n + 1] - r->captures[n]; - } - - } else { - ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); - - le.ip = code->lengths->elts; - le.line = e->line; - le.request = r; - le.quote = code->redirect; - - len = 0; - - while (*(uintptr_t *) le.ip) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - len += lcode(&le); - } - - e->buf.len = len; - } - - if (code->add_args && r->args.len) { - e->buf.len += r->args.len + 1; - } - - e->buf.data = ngx_pnalloc(r->pool, e->buf.len); - if (e->buf.data == NULL) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - e->quote = code->redirect; - - e->pos = e->buf.data; - - e->ip += sizeof(ngx_http_script_regex_code_t); -} - - -void -ngx_http_script_regex_end_code(ngx_http_script_engine_t *e) -{ - u_char *dst, *src; - ngx_http_request_t *r; - ngx_http_script_regex_end_code_t *code; - - code = (ngx_http_script_regex_end_code_t *) e->ip; - - r = e->request; - - e->quote = 0; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http script regex end"); - - if (code->redirect) { - - dst = e->buf.data; - src = e->buf.data; - - ngx_unescape_uri(&dst, &src, e->pos - e->buf.data, - NGX_UNESCAPE_REDIRECT); - - if (src < e->pos) { - dst = ngx_movemem(dst, src, e->pos - src); - } - - e->pos = dst; - - if (code->add_args && r->args.len) { - *e->pos++ = (u_char) (code->args ? '&' : '?'); - e->pos = ngx_copy(e->pos, r->args.data, r->args.len); - } - - e->buf.len = e->pos - e->buf.data; - - if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { - ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, - "rewritten redirect: \"%V\"", &e->buf); - } - - ngx_http_clear_location(r); - - r->headers_out.location = ngx_list_push(&r->headers_out.headers); - if (r->headers_out.location == NULL) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - r->headers_out.location->hash = 1; - ngx_str_set(&r->headers_out.location->key, "Location"); - r->headers_out.location->value = e->buf; - - e->ip += sizeof(ngx_http_script_regex_end_code_t); - return; - } - - if (e->args) { - e->buf.len = e->args - e->buf.data; - - if (code->add_args && r->args.len) { - *e->pos++ = '&'; - e->pos = ngx_copy(e->pos, r->args.data, r->args.len); - } - - r->args.len = e->pos - e->args; - r->args.data = e->args; - - e->args = NULL; - - } else { - e->buf.len = e->pos - e->buf.data; - - if (!code->add_args) { - r->args.len = 0; - } - } - - if (e->log || (r->connection->log->log_level & NGX_LOG_DEBUG_HTTP)) { - ngx_log_error(NGX_LOG_NOTICE, r->connection->log, 0, - "rewritten data: \"%V\", args: \"%V\"", - &e->buf, &r->args); - } - - if (code->uri) { - r->uri = e->buf; - - if (r->uri.len == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "the rewritten URI has a zero length"); - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - ngx_http_set_exten(r); - } - - e->ip += sizeof(ngx_http_script_regex_end_code_t); -} - - -static ngx_int_t -ngx_http_script_add_capture_code(ngx_http_script_compile_t *sc, ngx_uint_t n) -{ - ngx_http_script_copy_capture_code_t *code; - - code = ngx_http_script_add_code(*sc->lengths, - sizeof(ngx_http_script_copy_capture_code_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_http_script_code_pt) - ngx_http_script_copy_capture_len_code; - code->n = 2 * n; - - - code = ngx_http_script_add_code(*sc->values, - sizeof(ngx_http_script_copy_capture_code_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_http_script_copy_capture_code; - code->n = 2 * n; - - if (sc->ncaptures < n) { - sc->ncaptures = n; - } - - return NGX_OK; -} - - -size_t -ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e) -{ - int *cap; - u_char *p; - ngx_uint_t n; - ngx_http_request_t *r; - ngx_http_script_copy_capture_code_t *code; - - r = e->request; - - code = (ngx_http_script_copy_capture_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_copy_capture_code_t); - - n = code->n; - - if (n < r->ncaptures) { - - cap = r->captures; - - if ((e->is_args || e->quote) - && (e->request->quoted_uri || e->request->plus_in_uri)) - { - p = r->captures_data; - - return cap[n + 1] - cap[n] - + 2 * ngx_escape_uri(NULL, &p[cap[n]], cap[n + 1] - cap[n], - NGX_ESCAPE_ARGS); - } else { - return cap[n + 1] - cap[n]; - } - } - - return 0; -} - - -void -ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e) -{ - int *cap; - u_char *p, *pos; - ngx_uint_t n; - ngx_http_request_t *r; - ngx_http_script_copy_capture_code_t *code; - - r = e->request; - - code = (ngx_http_script_copy_capture_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_copy_capture_code_t); - - n = code->n; - - pos = e->pos; - - if (n < r->ncaptures) { - - cap = r->captures; - p = r->captures_data; - - if ((e->is_args || e->quote) - && (e->request->quoted_uri || e->request->plus_in_uri)) - { - e->pos = (u_char *) ngx_escape_uri(pos, &p[cap[n]], - cap[n + 1] - cap[n], - NGX_ESCAPE_ARGS); - } else { - e->pos = ngx_copy(pos, &p[cap[n]], cap[n + 1] - cap[n]); - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script capture: \"%*s\"", e->pos - pos, pos); -} - -#endif - - -static ngx_int_t -ngx_http_script_add_full_name_code(ngx_http_script_compile_t *sc) -{ - ngx_http_script_full_name_code_t *code; - - code = ngx_http_script_add_code(*sc->lengths, - sizeof(ngx_http_script_full_name_code_t), - NULL); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = (ngx_http_script_code_pt) ngx_http_script_full_name_len_code; - code->conf_prefix = sc->conf_prefix; - - code = ngx_http_script_add_code(*sc->values, - sizeof(ngx_http_script_full_name_code_t), - &sc->main); - if (code == NULL) { - return NGX_ERROR; - } - - code->code = ngx_http_script_full_name_code; - code->conf_prefix = sc->conf_prefix; - - return NGX_OK; -} - - -static size_t -ngx_http_script_full_name_len_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_full_name_code_t *code; - - code = (ngx_http_script_full_name_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_full_name_code_t); - - return code->conf_prefix ? ngx_cycle->conf_prefix.len: - ngx_cycle->prefix.len; -} - - -static void -ngx_http_script_full_name_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_full_name_code_t *code; - - ngx_str_t value, *prefix; - - code = (ngx_http_script_full_name_code_t *) e->ip; - - value.data = e->buf.data; - value.len = e->pos - e->buf.data; - - prefix = code->conf_prefix ? (ngx_str_t *) &ngx_cycle->conf_prefix: - (ngx_str_t *) &ngx_cycle->prefix; - - if (ngx_get_full_name(e->request->pool, prefix, &value) != NGX_OK) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - e->buf = value; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script fullname: \"%V\"", &value); - - e->ip += sizeof(ngx_http_script_full_name_code_t); -} - - -void -ngx_http_script_return_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_return_code_t *code; - - code = (ngx_http_script_return_code_t *) e->ip; - - if (code->status < NGX_HTTP_BAD_REQUEST - || code->text.value.len - || code->text.lengths) - { - e->status = ngx_http_send_response(e->request, code->status, NULL, - &code->text); - } else { - e->status = code->status; - } - - e->ip = ngx_http_script_exit; -} - - -void -ngx_http_script_break_code(ngx_http_script_engine_t *e) -{ - e->request->uri_changed = 0; - - e->ip = ngx_http_script_exit; -} - - -void -ngx_http_script_if_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_if_code_t *code; - - code = (ngx_http_script_if_code_t *) e->ip; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script if"); - - e->sp--; - - if (e->sp->len && (e->sp->len != 1 || e->sp->data[0] != '0')) { - if (code->loc_conf) { - e->request->loc_conf = code->loc_conf; - ngx_http_update_location_config(e->request); - } - - e->ip += sizeof(ngx_http_script_if_code_t); - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script if: false"); - - e->ip += code->next; -} - - -void -ngx_http_script_equal_code(ngx_http_script_engine_t *e) -{ - ngx_http_variable_value_t *val, *res; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script equal"); - - e->sp--; - val = e->sp; - res = e->sp - 1; - - e->ip += sizeof(uintptr_t); - - if (val->len == res->len - && ngx_strncmp(val->data, res->data, res->len) == 0) - { - *res = ngx_http_variable_true_value; - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script equal: no"); - - *res = ngx_http_variable_null_value; -} - - -void -ngx_http_script_not_equal_code(ngx_http_script_engine_t *e) -{ - ngx_http_variable_value_t *val, *res; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script not equal"); - - e->sp--; - val = e->sp; - res = e->sp - 1; - - e->ip += sizeof(uintptr_t); - - if (val->len == res->len - && ngx_strncmp(val->data, res->data, res->len) == 0) - { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script not equal: no"); - - *res = ngx_http_variable_null_value; - return; - } - - *res = ngx_http_variable_true_value; -} - - -void -ngx_http_script_file_code(ngx_http_script_engine_t *e) -{ - ngx_str_t path; - ngx_http_request_t *r; - ngx_open_file_info_t of; - ngx_http_core_loc_conf_t *clcf; - ngx_http_variable_value_t *value; - ngx_http_script_file_code_t *code; - - value = e->sp - 1; - - code = (ngx_http_script_file_code_t *) e->ip; - e->ip += sizeof(ngx_http_script_file_code_t); - - path.len = value->len - 1; - path.data = value->data; - - r = e->request; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http script file op %p \"%V\"", (void *) code->op, &path); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - ngx_memzero(&of, sizeof(ngx_open_file_info_t)); - - of.read_ahead = clcf->read_ahead; - of.directio = clcf->directio; - of.valid = clcf->open_file_cache_valid; - of.min_uses = clcf->open_file_cache_min_uses; - of.test_only = 1; - of.errors = clcf->open_file_cache_errors; - of.events = clcf->open_file_cache_events; - - if (ngx_http_set_disable_symlinks(r, clcf, &path, &of) != NGX_OK) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool) - != NGX_OK) - { - if (of.err == 0) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - if (of.err != NGX_ENOENT - && of.err != NGX_ENOTDIR - && of.err != NGX_ENAMETOOLONG) - { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, - "%s \"%s\" failed", of.failed, value->data); - } - - switch (code->op) { - - case ngx_http_script_file_plain: - case ngx_http_script_file_dir: - case ngx_http_script_file_exists: - case ngx_http_script_file_exec: - goto false_value; - - case ngx_http_script_file_not_plain: - case ngx_http_script_file_not_dir: - case ngx_http_script_file_not_exists: - case ngx_http_script_file_not_exec: - goto true_value; - } - - goto false_value; - } - - switch (code->op) { - case ngx_http_script_file_plain: - if (of.is_file) { - goto true_value; - } - goto false_value; - - case ngx_http_script_file_not_plain: - if (of.is_file) { - goto false_value; - } - goto true_value; - - case ngx_http_script_file_dir: - if (of.is_dir) { - goto true_value; - } - goto false_value; - - case ngx_http_script_file_not_dir: - if (of.is_dir) { - goto false_value; - } - goto true_value; - - case ngx_http_script_file_exists: - if (of.is_file || of.is_dir || of.is_link) { - goto true_value; - } - goto false_value; - - case ngx_http_script_file_not_exists: - if (of.is_file || of.is_dir || of.is_link) { - goto false_value; - } - goto true_value; - - case ngx_http_script_file_exec: - if (of.is_exec) { - goto true_value; - } - goto false_value; - - case ngx_http_script_file_not_exec: - if (of.is_exec) { - goto false_value; - } - goto true_value; - } - -false_value: - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http script file op false"); - - *value = ngx_http_variable_null_value; - return; - -true_value: - - *value = ngx_http_variable_true_value; - return; -} - - -void -ngx_http_script_complex_value_code(ngx_http_script_engine_t *e) -{ - size_t len; - ngx_http_script_engine_t le; - ngx_http_script_len_code_pt lcode; - ngx_http_script_complex_value_code_t *code; - - code = (ngx_http_script_complex_value_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_complex_value_code_t); - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script complex value"); - - ngx_memzero(&le, sizeof(ngx_http_script_engine_t)); - - le.ip = code->lengths->elts; - le.line = e->line; - le.request = e->request; - le.quote = e->quote; - - for (len = 0; *(uintptr_t *) le.ip; len += lcode(&le)) { - lcode = *(ngx_http_script_len_code_pt *) le.ip; - } - - e->buf.len = len; - e->buf.data = ngx_pnalloc(e->request->pool, len); - if (e->buf.data == NULL) { - e->ip = ngx_http_script_exit; - e->status = NGX_HTTP_INTERNAL_SERVER_ERROR; - return; - } - - e->pos = e->buf.data; - - e->sp->len = e->buf.len; - e->sp->data = e->buf.data; - e->sp++; -} - - -void -ngx_http_script_value_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_value_code_t *code; - - code = (ngx_http_script_value_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_value_code_t); - - e->sp->len = code->text_len; - e->sp->data = (u_char *) code->text_data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script value: \"%v\"", e->sp); - - e->sp++; -} - - -void -ngx_http_script_set_var_code(ngx_http_script_engine_t *e) -{ - ngx_http_request_t *r; - ngx_http_script_var_code_t *code; - - code = (ngx_http_script_var_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_var_code_t); - - r = e->request; - - e->sp--; - - r->variables[code->index].len = e->sp->len; - r->variables[code->index].valid = 1; - r->variables[code->index].no_cacheable = 0; - r->variables[code->index].not_found = 0; - r->variables[code->index].data = e->sp->data; - -#if (NGX_DEBUG) - { - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - v = cmcf->variables.elts; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script set $%V", &v[code->index].name); - } -#endif -} - - -void -ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e) -{ - ngx_http_script_var_handler_code_t *code; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script set var handler"); - - code = (ngx_http_script_var_handler_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_var_handler_code_t); - - e->sp--; - - code->handler(e->request, e->sp, code->data); -} - - -void -ngx_http_script_var_code(ngx_http_script_engine_t *e) -{ - ngx_http_variable_value_t *value; - ngx_http_script_var_code_t *code; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script var"); - - code = (ngx_http_script_var_code_t *) e->ip; - - e->ip += sizeof(ngx_http_script_var_code_t); - - value = ngx_http_get_flushed_variable(e->request, code->index); - - if (value && !value->not_found) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, e->request->connection->log, 0, - "http script var: \"%v\"", value); - - *e->sp = *value; - e->sp++; - - return; - } - - *e->sp = ngx_http_variable_null_value; - e->sp++; -} - - -void -ngx_http_script_nop_code(ngx_http_script_engine_t *e) -{ - e->ip += sizeof(uintptr_t); -} diff --git a/app/nginx/src/http/ngx_http_script.h b/app/nginx/src/http/ngx_http_script.h deleted file mode 100644 index a5116d7..0000000 --- a/app/nginx/src/http/ngx_http_script.h +++ /dev/null @@ -1,257 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_SCRIPT_H_INCLUDED_ -#define _NGX_HTTP_SCRIPT_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - u_char *ip; - u_char *pos; - ngx_http_variable_value_t *sp; - - ngx_str_t buf; - ngx_str_t line; - - /* the start of the rewritten arguments */ - u_char *args; - - unsigned flushed:1; - unsigned skip:1; - unsigned quote:1; - unsigned is_args:1; - unsigned log:1; - - ngx_int_t status; - ngx_http_request_t *request; -} ngx_http_script_engine_t; - - -typedef struct { - ngx_conf_t *cf; - ngx_str_t *source; - - ngx_array_t **flushes; - ngx_array_t **lengths; - ngx_array_t **values; - - ngx_uint_t variables; - ngx_uint_t ncaptures; - ngx_uint_t captures_mask; - ngx_uint_t size; - - void *main; - - unsigned compile_args:1; - unsigned complete_lengths:1; - unsigned complete_values:1; - unsigned zero:1; - unsigned conf_prefix:1; - unsigned root_prefix:1; - - unsigned dup_capture:1; - unsigned args:1; -} ngx_http_script_compile_t; - - -typedef struct { - ngx_str_t value; - ngx_uint_t *flushes; - void *lengths; - void *values; -} ngx_http_complex_value_t; - - -typedef struct { - ngx_conf_t *cf; - ngx_str_t *value; - ngx_http_complex_value_t *complex_value; - - unsigned zero:1; - unsigned conf_prefix:1; - unsigned root_prefix:1; -} ngx_http_compile_complex_value_t; - - -typedef void (*ngx_http_script_code_pt) (ngx_http_script_engine_t *e); -typedef size_t (*ngx_http_script_len_code_pt) (ngx_http_script_engine_t *e); - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t len; -} ngx_http_script_copy_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t index; -} ngx_http_script_var_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - ngx_http_set_variable_pt handler; - uintptr_t data; -} ngx_http_script_var_handler_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t n; -} ngx_http_script_copy_capture_code_t; - - -#if (NGX_PCRE) - -typedef struct { - ngx_http_script_code_pt code; - ngx_http_regex_t *regex; - ngx_array_t *lengths; - uintptr_t size; - uintptr_t status; - uintptr_t next; - - unsigned test:1; - unsigned negative_test:1; - unsigned uri:1; - unsigned args:1; - - /* add the r->args to the new arguments */ - unsigned add_args:1; - - unsigned redirect:1; - unsigned break_cycle:1; - - ngx_str_t name; -} ngx_http_script_regex_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - - unsigned uri:1; - unsigned args:1; - - /* add the r->args to the new arguments */ - unsigned add_args:1; - - unsigned redirect:1; -} ngx_http_script_regex_end_code_t; - -#endif - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t conf_prefix; -} ngx_http_script_full_name_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t status; - ngx_http_complex_value_t text; -} ngx_http_script_return_code_t; - - -typedef enum { - ngx_http_script_file_plain = 0, - ngx_http_script_file_not_plain, - ngx_http_script_file_dir, - ngx_http_script_file_not_dir, - ngx_http_script_file_exists, - ngx_http_script_file_not_exists, - ngx_http_script_file_exec, - ngx_http_script_file_not_exec -} ngx_http_script_file_op_e; - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t op; -} ngx_http_script_file_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t next; - void **loc_conf; -} ngx_http_script_if_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - ngx_array_t *lengths; -} ngx_http_script_complex_value_code_t; - - -typedef struct { - ngx_http_script_code_pt code; - uintptr_t value; - uintptr_t text_len; - uintptr_t text_data; -} ngx_http_script_value_code_t; - - -void ngx_http_script_flush_complex_value(ngx_http_request_t *r, - ngx_http_complex_value_t *val); -ngx_int_t ngx_http_complex_value(ngx_http_request_t *r, - ngx_http_complex_value_t *val, ngx_str_t *value); -ngx_int_t ngx_http_compile_complex_value(ngx_http_compile_complex_value_t *ccv); -char *ngx_http_set_complex_value_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -ngx_int_t ngx_http_test_predicates(ngx_http_request_t *r, - ngx_array_t *predicates); -char *ngx_http_set_predicate_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -ngx_uint_t ngx_http_script_variables_count(ngx_str_t *value); -ngx_int_t ngx_http_script_compile(ngx_http_script_compile_t *sc); -u_char *ngx_http_script_run(ngx_http_request_t *r, ngx_str_t *value, - void *code_lengths, size_t reserved, void *code_values); -void ngx_http_script_flush_no_cacheable_variables(ngx_http_request_t *r, - ngx_array_t *indices); - -void *ngx_http_script_start_code(ngx_pool_t *pool, ngx_array_t **codes, - size_t size); -void *ngx_http_script_add_code(ngx_array_t *codes, size_t size, void *code); - -size_t ngx_http_script_copy_len_code(ngx_http_script_engine_t *e); -void ngx_http_script_copy_code(ngx_http_script_engine_t *e); -size_t ngx_http_script_copy_var_len_code(ngx_http_script_engine_t *e); -void ngx_http_script_copy_var_code(ngx_http_script_engine_t *e); -size_t ngx_http_script_copy_capture_len_code(ngx_http_script_engine_t *e); -void ngx_http_script_copy_capture_code(ngx_http_script_engine_t *e); -size_t ngx_http_script_mark_args_code(ngx_http_script_engine_t *e); -void ngx_http_script_start_args_code(ngx_http_script_engine_t *e); -#if (NGX_PCRE) -void ngx_http_script_regex_start_code(ngx_http_script_engine_t *e); -void ngx_http_script_regex_end_code(ngx_http_script_engine_t *e); -#endif -void ngx_http_script_return_code(ngx_http_script_engine_t *e); -void ngx_http_script_break_code(ngx_http_script_engine_t *e); -void ngx_http_script_if_code(ngx_http_script_engine_t *e); -void ngx_http_script_equal_code(ngx_http_script_engine_t *e); -void ngx_http_script_not_equal_code(ngx_http_script_engine_t *e); -void ngx_http_script_file_code(ngx_http_script_engine_t *e); -void ngx_http_script_complex_value_code(ngx_http_script_engine_t *e); -void ngx_http_script_value_code(ngx_http_script_engine_t *e); -void ngx_http_script_set_var_code(ngx_http_script_engine_t *e); -void ngx_http_script_var_set_handler_code(ngx_http_script_engine_t *e); -void ngx_http_script_var_code(ngx_http_script_engine_t *e); -void ngx_http_script_nop_code(ngx_http_script_engine_t *e); - - -#endif /* _NGX_HTTP_SCRIPT_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_special_response.c b/app/nginx/src/http/ngx_http_special_response.c deleted file mode 100644 index c9b1017..0000000 --- a/app/nginx/src/http/ngx_http_special_response.c +++ /dev/null @@ -1,828 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <nginx.h> - - -static ngx_int_t ngx_http_send_error_page(ngx_http_request_t *r, - ngx_http_err_page_t *err_page); -static ngx_int_t ngx_http_send_special_response(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, ngx_uint_t err); -static ngx_int_t ngx_http_send_refresh(ngx_http_request_t *r); - - -static u_char ngx_http_error_full_tail[] = -"<hr><center>" NGINX_VER "</center>" CRLF -"</body>" CRLF -"</html>" CRLF -; - - -static u_char ngx_http_error_build_tail[] = -"<hr><center>" NGINX_VER_BUILD "</center>" CRLF -"</body>" CRLF -"</html>" CRLF -; - - -static u_char ngx_http_error_tail[] = -"<hr><center>nginx</center>" CRLF -"</body>" CRLF -"</html>" CRLF -; - - -static u_char ngx_http_msie_padding[] = -"<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF -"<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF -"<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF -"<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF -"<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF -"<!-- a padding to disable MSIE and Chrome friendly error page -->" CRLF -; - - -static u_char ngx_http_msie_refresh_head[] = -"<html><head><meta http-equiv=\"Refresh\" content=\"0; URL="; - - -static u_char ngx_http_msie_refresh_tail[] = -"\"></head><body></body></html>" CRLF; - - -static char ngx_http_error_301_page[] = -"<html>" CRLF -"<head><title>301 Moved Permanently</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>301 Moved Permanently</h1></center>" CRLF -; - - -static char ngx_http_error_302_page[] = -"<html>" CRLF -"<head><title>302 Found</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>302 Found</h1></center>" CRLF -; - - -static char ngx_http_error_303_page[] = -"<html>" CRLF -"<head><title>303 See Other</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>303 See Other</h1></center>" CRLF -; - - -static char ngx_http_error_307_page[] = -"<html>" CRLF -"<head><title>307 Temporary Redirect</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>307 Temporary Redirect</h1></center>" CRLF -; - - -static char ngx_http_error_400_page[] = -"<html>" CRLF -"<head><title>400 Bad Request</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>400 Bad Request</h1></center>" CRLF -; - - -static char ngx_http_error_401_page[] = -"<html>" CRLF -"<head><title>401 Authorization Required</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>401 Authorization Required</h1></center>" CRLF -; - - -static char ngx_http_error_402_page[] = -"<html>" CRLF -"<head><title>402 Payment Required</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>402 Payment Required</h1></center>" CRLF -; - - -static char ngx_http_error_403_page[] = -"<html>" CRLF -"<head><title>403 Forbidden</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>403 Forbidden</h1></center>" CRLF -; - - -static char ngx_http_error_404_page[] = -"<html>" CRLF -"<head><title>404 Not Found</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>404 Not Found</h1></center>" CRLF -; - - -static char ngx_http_error_405_page[] = -"<html>" CRLF -"<head><title>405 Not Allowed</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>405 Not Allowed</h1></center>" CRLF -; - - -static char ngx_http_error_406_page[] = -"<html>" CRLF -"<head><title>406 Not Acceptable</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>406 Not Acceptable</h1></center>" CRLF -; - - -static char ngx_http_error_408_page[] = -"<html>" CRLF -"<head><title>408 Request Time-out</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>408 Request Time-out</h1></center>" CRLF -; - - -static char ngx_http_error_409_page[] = -"<html>" CRLF -"<head><title>409 Conflict</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>409 Conflict</h1></center>" CRLF -; - - -static char ngx_http_error_410_page[] = -"<html>" CRLF -"<head><title>410 Gone</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>410 Gone</h1></center>" CRLF -; - - -static char ngx_http_error_411_page[] = -"<html>" CRLF -"<head><title>411 Length Required</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>411 Length Required</h1></center>" CRLF -; - - -static char ngx_http_error_412_page[] = -"<html>" CRLF -"<head><title>412 Precondition Failed</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>412 Precondition Failed</h1></center>" CRLF -; - - -static char ngx_http_error_413_page[] = -"<html>" CRLF -"<head><title>413 Request Entity Too Large</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>413 Request Entity Too Large</h1></center>" CRLF -; - - -static char ngx_http_error_414_page[] = -"<html>" CRLF -"<head><title>414 Request-URI Too Large</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>414 Request-URI Too Large</h1></center>" CRLF -; - - -static char ngx_http_error_415_page[] = -"<html>" CRLF -"<head><title>415 Unsupported Media Type</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>415 Unsupported Media Type</h1></center>" CRLF -; - - -static char ngx_http_error_416_page[] = -"<html>" CRLF -"<head><title>416 Requested Range Not Satisfiable</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>416 Requested Range Not Satisfiable</h1></center>" CRLF -; - - -static char ngx_http_error_421_page[] = -"<html>" CRLF -"<head><title>421 Misdirected Request</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>421 Misdirected Request</h1></center>" CRLF -; - - -static char ngx_http_error_429_page[] = -"<html>" CRLF -"<head><title>429 Too Many Requests</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>429 Too Many Requests</h1></center>" CRLF -; - - -static char ngx_http_error_494_page[] = -"<html>" CRLF -"<head><title>400 Request Header Or Cookie Too Large</title></head>" -CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>400 Bad Request</h1></center>" CRLF -"<center>Request Header Or Cookie Too Large</center>" CRLF -; - - -static char ngx_http_error_495_page[] = -"<html>" CRLF -"<head><title>400 The SSL certificate error</title></head>" -CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>400 Bad Request</h1></center>" CRLF -"<center>The SSL certificate error</center>" CRLF -; - - -static char ngx_http_error_496_page[] = -"<html>" CRLF -"<head><title>400 No required SSL certificate was sent</title></head>" -CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>400 Bad Request</h1></center>" CRLF -"<center>No required SSL certificate was sent</center>" CRLF -; - - -static char ngx_http_error_497_page[] = -"<html>" CRLF -"<head><title>400 The plain HTTP request was sent to HTTPS port</title></head>" -CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>400 Bad Request</h1></center>" CRLF -"<center>The plain HTTP request was sent to HTTPS port</center>" CRLF -; - - -static char ngx_http_error_500_page[] = -"<html>" CRLF -"<head><title>500 Internal Server Error</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>500 Internal Server Error</h1></center>" CRLF -; - - -static char ngx_http_error_501_page[] = -"<html>" CRLF -"<head><title>501 Not Implemented</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>501 Not Implemented</h1></center>" CRLF -; - - -static char ngx_http_error_502_page[] = -"<html>" CRLF -"<head><title>502 Bad Gateway</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>502 Bad Gateway</h1></center>" CRLF -; - - -static char ngx_http_error_503_page[] = -"<html>" CRLF -"<head><title>503 Service Temporarily Unavailable</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>503 Service Temporarily Unavailable</h1></center>" CRLF -; - - -static char ngx_http_error_504_page[] = -"<html>" CRLF -"<head><title>504 Gateway Time-out</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>504 Gateway Time-out</h1></center>" CRLF -; - - -static char ngx_http_error_507_page[] = -"<html>" CRLF -"<head><title>507 Insufficient Storage</title></head>" CRLF -"<body bgcolor=\"white\">" CRLF -"<center><h1>507 Insufficient Storage</h1></center>" CRLF -; - - -static ngx_str_t ngx_http_error_pages[] = { - - ngx_null_string, /* 201, 204 */ - -#define NGX_HTTP_LAST_2XX 202 -#define NGX_HTTP_OFF_3XX (NGX_HTTP_LAST_2XX - 201) - - /* ngx_null_string, */ /* 300 */ - ngx_string(ngx_http_error_301_page), - ngx_string(ngx_http_error_302_page), - ngx_string(ngx_http_error_303_page), - ngx_null_string, /* 304 */ - ngx_null_string, /* 305 */ - ngx_null_string, /* 306 */ - ngx_string(ngx_http_error_307_page), - -#define NGX_HTTP_LAST_3XX 308 -#define NGX_HTTP_OFF_4XX (NGX_HTTP_LAST_3XX - 301 + NGX_HTTP_OFF_3XX) - - ngx_string(ngx_http_error_400_page), - ngx_string(ngx_http_error_401_page), - ngx_string(ngx_http_error_402_page), - ngx_string(ngx_http_error_403_page), - ngx_string(ngx_http_error_404_page), - ngx_string(ngx_http_error_405_page), - ngx_string(ngx_http_error_406_page), - ngx_null_string, /* 407 */ - ngx_string(ngx_http_error_408_page), - ngx_string(ngx_http_error_409_page), - ngx_string(ngx_http_error_410_page), - ngx_string(ngx_http_error_411_page), - ngx_string(ngx_http_error_412_page), - ngx_string(ngx_http_error_413_page), - ngx_string(ngx_http_error_414_page), - ngx_string(ngx_http_error_415_page), - ngx_string(ngx_http_error_416_page), - ngx_null_string, /* 417 */ - ngx_null_string, /* 418 */ - ngx_null_string, /* 419 */ - ngx_null_string, /* 420 */ - ngx_string(ngx_http_error_421_page), - ngx_null_string, /* 422 */ - ngx_null_string, /* 423 */ - ngx_null_string, /* 424 */ - ngx_null_string, /* 425 */ - ngx_null_string, /* 426 */ - ngx_null_string, /* 427 */ - ngx_null_string, /* 428 */ - ngx_string(ngx_http_error_429_page), - -#define NGX_HTTP_LAST_4XX 430 -#define NGX_HTTP_OFF_5XX (NGX_HTTP_LAST_4XX - 400 + NGX_HTTP_OFF_4XX) - - ngx_string(ngx_http_error_494_page), /* 494, request header too large */ - ngx_string(ngx_http_error_495_page), /* 495, https certificate error */ - ngx_string(ngx_http_error_496_page), /* 496, https no certificate */ - ngx_string(ngx_http_error_497_page), /* 497, http to https */ - ngx_string(ngx_http_error_404_page), /* 498, canceled */ - ngx_null_string, /* 499, client has closed connection */ - - ngx_string(ngx_http_error_500_page), - ngx_string(ngx_http_error_501_page), - ngx_string(ngx_http_error_502_page), - ngx_string(ngx_http_error_503_page), - ngx_string(ngx_http_error_504_page), - ngx_null_string, /* 505 */ - ngx_null_string, /* 506 */ - ngx_string(ngx_http_error_507_page) - -#define NGX_HTTP_LAST_5XX 508 - -}; - - -ngx_int_t -ngx_http_special_response_handler(ngx_http_request_t *r, ngx_int_t error) -{ - ngx_uint_t i, err; - ngx_http_err_page_t *err_page; - ngx_http_core_loc_conf_t *clcf; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http special response: %i, \"%V?%V\"", - error, &r->uri, &r->args); - - r->err_status = error; - - if (r->keepalive) { - switch (error) { - case NGX_HTTP_BAD_REQUEST: - case NGX_HTTP_REQUEST_ENTITY_TOO_LARGE: - case NGX_HTTP_REQUEST_URI_TOO_LARGE: - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - case NGX_HTTP_INTERNAL_SERVER_ERROR: - case NGX_HTTP_NOT_IMPLEMENTED: - r->keepalive = 0; - } - } - - if (r->lingering_close) { - switch (error) { - case NGX_HTTP_BAD_REQUEST: - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - r->lingering_close = 0; - } - } - - r->headers_out.content_type.len = 0; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!r->error_page && clcf->error_pages && r->uri_changes != 0) { - - if (clcf->recursive_error_pages == 0) { - r->error_page = 1; - } - - err_page = clcf->error_pages->elts; - - for (i = 0; i < clcf->error_pages->nelts; i++) { - if (err_page[i].status == error) { - return ngx_http_send_error_page(r, &err_page[i]); - } - } - } - - r->expect_tested = 1; - - if (ngx_http_discard_request_body(r) != NGX_OK) { - r->keepalive = 0; - } - - if (clcf->msie_refresh - && r->headers_in.msie - && (error == NGX_HTTP_MOVED_PERMANENTLY - || error == NGX_HTTP_MOVED_TEMPORARILY)) - { - return ngx_http_send_refresh(r); - } - - if (error == NGX_HTTP_CREATED) { - /* 201 */ - err = 0; - - } else if (error == NGX_HTTP_NO_CONTENT) { - /* 204 */ - err = 0; - - } else if (error >= NGX_HTTP_MOVED_PERMANENTLY - && error < NGX_HTTP_LAST_3XX) - { - /* 3XX */ - err = error - NGX_HTTP_MOVED_PERMANENTLY + NGX_HTTP_OFF_3XX; - - } else if (error >= NGX_HTTP_BAD_REQUEST - && error < NGX_HTTP_LAST_4XX) - { - /* 4XX */ - err = error - NGX_HTTP_BAD_REQUEST + NGX_HTTP_OFF_4XX; - - } else if (error >= NGX_HTTP_NGINX_CODES - && error < NGX_HTTP_LAST_5XX) - { - /* 49X, 5XX */ - err = error - NGX_HTTP_NGINX_CODES + NGX_HTTP_OFF_5XX; - switch (error) { - case NGX_HTTP_TO_HTTPS: - case NGX_HTTPS_CERT_ERROR: - case NGX_HTTPS_NO_CERT: - case NGX_HTTP_REQUEST_HEADER_TOO_LARGE: - r->err_status = NGX_HTTP_BAD_REQUEST; - } - - } else { - /* unknown code, zero body */ - err = 0; - } - - return ngx_http_send_special_response(r, clcf, err); -} - - -ngx_int_t -ngx_http_filter_finalize_request(ngx_http_request_t *r, ngx_module_t *m, - ngx_int_t error) -{ - void *ctx; - ngx_int_t rc; - - ngx_http_clean_header(r); - - ctx = NULL; - - if (m) { - ctx = r->ctx[m->ctx_index]; - } - - /* clear the modules contexts */ - ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module); - - if (m) { - r->ctx[m->ctx_index] = ctx; - } - - r->filter_finalize = 1; - - rc = ngx_http_special_response_handler(r, error); - - /* NGX_ERROR resets any pending data */ - - switch (rc) { - - case NGX_OK: - case NGX_DONE: - return NGX_ERROR; - - default: - return rc; - } -} - - -void -ngx_http_clean_header(ngx_http_request_t *r) -{ - ngx_memzero(&r->headers_out.status, - sizeof(ngx_http_headers_out_t) - - offsetof(ngx_http_headers_out_t, status)); - - r->headers_out.headers.part.nelts = 0; - r->headers_out.headers.part.next = NULL; - r->headers_out.headers.last = &r->headers_out.headers.part; - - r->headers_out.content_length_n = -1; - r->headers_out.last_modified_time = -1; -} - - -static ngx_int_t -ngx_http_send_error_page(ngx_http_request_t *r, ngx_http_err_page_t *err_page) -{ - ngx_int_t overwrite; - ngx_str_t uri, args; - ngx_table_elt_t *location; - ngx_http_core_loc_conf_t *clcf; - - overwrite = err_page->overwrite; - - if (overwrite && overwrite != NGX_HTTP_OK) { - r->expect_tested = 1; - } - - if (overwrite >= 0) { - r->err_status = overwrite; - } - - if (ngx_http_complex_value(r, &err_page->value, &uri) != NGX_OK) { - return NGX_ERROR; - } - - if (uri.len && uri.data[0] == '/') { - - if (err_page->value.lengths) { - ngx_http_split_args(r, &uri, &args); - - } else { - args = err_page->args; - } - - if (r->method != NGX_HTTP_HEAD) { - r->method = NGX_HTTP_GET; - r->method_name = ngx_http_core_get_method; - } - - return ngx_http_internal_redirect(r, &uri, &args); - } - - if (uri.len && uri.data[0] == '@') { - return ngx_http_named_location(r, &uri); - } - - location = ngx_list_push(&r->headers_out.headers); - - if (location == NULL) { - return NGX_ERROR; - } - - if (overwrite != NGX_HTTP_MOVED_PERMANENTLY - && overwrite != NGX_HTTP_MOVED_TEMPORARILY - && overwrite != NGX_HTTP_SEE_OTHER - && overwrite != NGX_HTTP_TEMPORARY_REDIRECT) - { - r->err_status = NGX_HTTP_MOVED_TEMPORARILY; - } - - location->hash = 1; - ngx_str_set(&location->key, "Location"); - location->value = uri; - - ngx_http_clear_location(r); - - r->headers_out.location = location; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->msie_refresh && r->headers_in.msie) { - return ngx_http_send_refresh(r); - } - - return ngx_http_send_special_response(r, clcf, r->err_status - - NGX_HTTP_MOVED_PERMANENTLY - + NGX_HTTP_OFF_3XX); -} - - -static ngx_int_t -ngx_http_send_special_response(ngx_http_request_t *r, - ngx_http_core_loc_conf_t *clcf, ngx_uint_t err) -{ - u_char *tail; - size_t len; - ngx_int_t rc; - ngx_buf_t *b; - ngx_uint_t msie_padding; - ngx_chain_t out[3]; - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - len = sizeof(ngx_http_error_full_tail) - 1; - tail = ngx_http_error_full_tail; - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - len = sizeof(ngx_http_error_build_tail) - 1; - tail = ngx_http_error_build_tail; - - } else { - len = sizeof(ngx_http_error_tail) - 1; - tail = ngx_http_error_tail; - } - - msie_padding = 0; - - if (ngx_http_error_pages[err].len) { - r->headers_out.content_length_n = ngx_http_error_pages[err].len + len; - if (clcf->msie_padding - && (r->headers_in.msie || r->headers_in.chrome) - && r->http_version >= NGX_HTTP_VERSION_10 - && err >= NGX_HTTP_OFF_4XX) - { - r->headers_out.content_length_n += - sizeof(ngx_http_msie_padding) - 1; - msie_padding = 1; - } - - r->headers_out.content_type_len = sizeof("text/html") - 1; - ngx_str_set(&r->headers_out.content_type, "text/html"); - r->headers_out.content_type_lowcase = NULL; - - } else { - r->headers_out.content_length_n = 0; - } - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - ngx_http_clear_accept_ranges(r); - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || r->header_only) { - return rc; - } - - if (ngx_http_error_pages[err].len == 0) { - return ngx_http_send_special(r, NGX_HTTP_LAST); - } - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - b->pos = ngx_http_error_pages[err].data; - b->last = ngx_http_error_pages[err].data + ngx_http_error_pages[err].len; - - out[0].buf = b; - out[0].next = &out[1]; - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - - b->pos = tail; - b->last = tail + len; - - out[1].buf = b; - out[1].next = NULL; - - if (msie_padding) { - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NGX_ERROR; - } - - b->memory = 1; - b->pos = ngx_http_msie_padding; - b->last = ngx_http_msie_padding + sizeof(ngx_http_msie_padding) - 1; - - out[1].next = &out[2]; - out[2].buf = b; - out[2].next = NULL; - } - - if (r == r->main) { - b->last_buf = 1; - } - - b->last_in_chain = 1; - - return ngx_http_output_filter(r, &out[0]); -} - - -static ngx_int_t -ngx_http_send_refresh(ngx_http_request_t *r) -{ - u_char *p, *location; - size_t len, size; - uintptr_t escape; - ngx_int_t rc; - ngx_buf_t *b; - ngx_chain_t out; - - len = r->headers_out.location->value.len; - location = r->headers_out.location->value.data; - - escape = 2 * ngx_escape_uri(NULL, location, len, NGX_ESCAPE_REFRESH); - - size = sizeof(ngx_http_msie_refresh_head) - 1 - + escape + len - + sizeof(ngx_http_msie_refresh_tail) - 1; - - r->err_status = NGX_HTTP_OK; - - r->headers_out.content_type_len = sizeof("text/html") - 1; - ngx_str_set(&r->headers_out.content_type, "text/html"); - r->headers_out.content_type_lowcase = NULL; - - r->headers_out.location->hash = 0; - r->headers_out.location = NULL; - - r->headers_out.content_length_n = size; - - if (r->headers_out.content_length) { - r->headers_out.content_length->hash = 0; - r->headers_out.content_length = NULL; - } - - ngx_http_clear_accept_ranges(r); - ngx_http_clear_last_modified(r); - ngx_http_clear_etag(r); - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || r->header_only) { - return rc; - } - - b = ngx_create_temp_buf(r->pool, size); - if (b == NULL) { - return NGX_ERROR; - } - - p = ngx_cpymem(b->pos, ngx_http_msie_refresh_head, - sizeof(ngx_http_msie_refresh_head) - 1); - - if (escape == 0) { - p = ngx_cpymem(p, location, len); - - } else { - p = (u_char *) ngx_escape_uri(p, location, len, NGX_ESCAPE_REFRESH); - } - - b->last = ngx_cpymem(p, ngx_http_msie_refresh_tail, - sizeof(ngx_http_msie_refresh_tail) - 1); - - b->last_buf = (r == r->main) ? 1 : 0; - b->last_in_chain = 1; - - out.buf = b; - out.next = NULL; - - return ngx_http_output_filter(r, &out); -} diff --git a/app/nginx/src/http/ngx_http_upstream.c b/app/nginx/src/http/ngx_http_upstream.c deleted file mode 100644 index 3695286..0000000 --- a/app/nginx/src/http/ngx_http_upstream.c +++ /dev/null @@ -1,6388 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#if (NGX_HTTP_CACHE) -static ngx_int_t ngx_http_upstream_cache(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_get(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_http_file_cache_t **cache); -static ngx_int_t ngx_http_upstream_cache_send(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_background_update( - ngx_http_request_t *r, ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_check_range(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_cache_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_cache_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_cache_etag(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#endif - -static void ngx_http_upstream_init_request(ngx_http_request_t *r); -static void ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx); -static void ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r); -static void ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r); -static void ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, - ngx_event_t *ev); -static void ngx_http_upstream_connect(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_reinit(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_send_request(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t do_write); -static ngx_int_t ngx_http_upstream_send_request_body(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t do_write); -static void ngx_http_upstream_send_request_handler(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_read_request_handler(ngx_http_request_t *r); -static void ngx_http_upstream_process_header(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_test_next(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_intercept_errors(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static ngx_int_t ngx_http_upstream_test_connect(ngx_connection_t *c); -static ngx_int_t ngx_http_upstream_process_headers(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_send_response(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_upgrade(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_upgraded_read_downstream(ngx_http_request_t *r); -static void ngx_http_upstream_upgraded_write_downstream(ngx_http_request_t *r); -static void ngx_http_upstream_upgraded_read_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_upgraded_write_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_process_upgraded(ngx_http_request_t *r, - ngx_uint_t from_upstream, ngx_uint_t do_write); -static void - ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r); -static void - ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void - ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, - ngx_uint_t do_write); -static ngx_int_t ngx_http_upstream_non_buffered_filter_init(void *data); -static ngx_int_t ngx_http_upstream_non_buffered_filter(void *data, - ssize_t bytes); -#if (NGX_THREADS) -static ngx_int_t ngx_http_upstream_thread_handler(ngx_thread_task_t *task, - ngx_file_t *file); -static void ngx_http_upstream_thread_event_handler(ngx_event_t *ev); -#endif -static ngx_int_t ngx_http_upstream_output_filter(void *data, - ngx_chain_t *chain); -static void ngx_http_upstream_process_downstream(ngx_http_request_t *r); -static void ngx_http_upstream_process_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_process_request(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_store(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_dummy_handler(ngx_http_request_t *r, - ngx_http_upstream_t *u); -static void ngx_http_upstream_next(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t ft_type); -static void ngx_http_upstream_cleanup(void *data); -static void ngx_http_upstream_finalize_request(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_int_t rc); - -static ngx_int_t ngx_http_upstream_process_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_content_length(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_last_modified(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t - ngx_http_upstream_process_cache_control(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_expires(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_buffering(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_charset(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_connection(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t - ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_process_vary(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_header_line(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t - ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_content_type(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_rewrite_location(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_rewrite_set_cookie(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -static ngx_int_t ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); - -#if (NGX_HTTP_GZIP) -static ngx_int_t ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset); -#endif - -static ngx_int_t ngx_http_upstream_add_variables(ngx_conf_t *cf); -static ngx_int_t ngx_http_upstream_addr_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_status_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_response_time_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_response_length_variable( - ngx_http_request_t *r, ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_header_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_upstream_cookie_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static char *ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy); -static char *ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - -static ngx_int_t ngx_http_upstream_set_local(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_http_upstream_local_t *local); - -static void *ngx_http_upstream_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf); - -#if (NGX_HTTP_SSL) -static void ngx_http_upstream_ssl_init_connection(ngx_http_request_t *, - ngx_http_upstream_t *u, ngx_connection_t *c); -static void ngx_http_upstream_ssl_handshake(ngx_connection_t *c); -static ngx_int_t ngx_http_upstream_ssl_name(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_connection_t *c); -#endif - - -static ngx_http_upstream_header_t ngx_http_upstream_headers_in[] = { - - { ngx_string("Status"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, status), - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Content-Type"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, content_type), - ngx_http_upstream_copy_content_type, 0, 1 }, - - { ngx_string("Content-Length"), - ngx_http_upstream_process_content_length, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - - { ngx_string("Date"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, date), - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, date), 0 }, - - { ngx_string("Last-Modified"), - ngx_http_upstream_process_last_modified, 0, - ngx_http_upstream_copy_last_modified, 0, 0 }, - - { ngx_string("ETag"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, etag), - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, etag), 0 }, - - { ngx_string("Server"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, server), - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, server), 0 }, - - { ngx_string("WWW-Authenticate"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, www_authenticate), - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Location"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, location), - ngx_http_upstream_rewrite_location, 0, 0 }, - - { ngx_string("Refresh"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_rewrite_refresh, 0, 0 }, - - { ngx_string("Set-Cookie"), - ngx_http_upstream_process_set_cookie, - offsetof(ngx_http_upstream_headers_in_t, cookies), - ngx_http_upstream_rewrite_set_cookie, 0, 1 }, - - { ngx_string("Content-Disposition"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_copy_header_line, 0, 1 }, - - { ngx_string("Cache-Control"), - ngx_http_upstream_process_cache_control, 0, - ngx_http_upstream_copy_multi_header_lines, - offsetof(ngx_http_headers_out_t, cache_control), 1 }, - - { ngx_string("Expires"), - ngx_http_upstream_process_expires, 0, - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, expires), 1 }, - - { ngx_string("Accept-Ranges"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, accept_ranges), - ngx_http_upstream_copy_allow_ranges, - offsetof(ngx_http_headers_out_t, accept_ranges), 1 }, - - { ngx_string("Content-Range"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_copy_header_line, - offsetof(ngx_http_headers_out_t, content_range), 0 }, - - { ngx_string("Connection"), - ngx_http_upstream_process_connection, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - - { ngx_string("Keep-Alive"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - - { ngx_string("Vary"), - ngx_http_upstream_process_vary, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Powered-By"), - ngx_http_upstream_ignore_header_line, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Expires"), - ngx_http_upstream_process_accel_expires, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Redirect"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, x_accel_redirect), - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Limit-Rate"), - ngx_http_upstream_process_limit_rate, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Buffering"), - ngx_http_upstream_process_buffering, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("X-Accel-Charset"), - ngx_http_upstream_process_charset, 0, - ngx_http_upstream_copy_header_line, 0, 0 }, - - { ngx_string("Transfer-Encoding"), - ngx_http_upstream_process_transfer_encoding, 0, - ngx_http_upstream_ignore_header_line, 0, 0 }, - -#if (NGX_HTTP_GZIP) - { ngx_string("Content-Encoding"), - ngx_http_upstream_process_header_line, - offsetof(ngx_http_upstream_headers_in_t, content_encoding), - ngx_http_upstream_copy_content_encoding, 0, 0 }, -#endif - - { ngx_null_string, NULL, 0, NULL, 0, 0 } -}; - - -static ngx_command_t ngx_http_upstream_commands[] = { - - { ngx_string("upstream"), - NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, - ngx_http_upstream, - 0, - 0, - NULL }, - - { ngx_string("server"), - NGX_HTTP_UPS_CONF|NGX_CONF_1MORE, - ngx_http_upstream_server, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_upstream_module_ctx = { - ngx_http_upstream_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_upstream_create_main_conf, /* create main configuration */ - ngx_http_upstream_init_main_conf, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_upstream_module = { - NGX_MODULE_V1, - &ngx_http_upstream_module_ctx, /* module context */ - ngx_http_upstream_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_upstream_vars[] = { - - { ngx_string("upstream_addr"), NULL, - ngx_http_upstream_addr_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_status"), NULL, - ngx_http_upstream_status_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_connect_time"), NULL, - ngx_http_upstream_response_time_variable, 2, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_header_time"), NULL, - ngx_http_upstream_response_time_variable, 1, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_response_time"), NULL, - ngx_http_upstream_response_time_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_response_length"), NULL, - ngx_http_upstream_response_length_variable, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_bytes_received"), NULL, - ngx_http_upstream_response_length_variable, 1, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - -#if (NGX_HTTP_CACHE) - - { ngx_string("upstream_cache_status"), NULL, - ngx_http_upstream_cache_status, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("upstream_cache_last_modified"), NULL, - ngx_http_upstream_cache_last_modified, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - - { ngx_string("upstream_cache_etag"), NULL, - ngx_http_upstream_cache_etag, 0, - NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_NOHASH, 0 }, - -#endif - - { ngx_string("upstream_http_"), NULL, ngx_http_upstream_header_variable, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("upstream_cookie_"), NULL, ngx_http_upstream_cookie_variable, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_http_upstream_next_t ngx_http_upstream_next_errors[] = { - { 500, NGX_HTTP_UPSTREAM_FT_HTTP_500 }, - { 502, NGX_HTTP_UPSTREAM_FT_HTTP_502 }, - { 503, NGX_HTTP_UPSTREAM_FT_HTTP_503 }, - { 504, NGX_HTTP_UPSTREAM_FT_HTTP_504 }, - { 403, NGX_HTTP_UPSTREAM_FT_HTTP_403 }, - { 404, NGX_HTTP_UPSTREAM_FT_HTTP_404 }, - { 429, NGX_HTTP_UPSTREAM_FT_HTTP_429 }, - { 0, 0 } -}; - - -ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[] = { - { ngx_string("GET"), NGX_HTTP_GET }, - { ngx_string("HEAD"), NGX_HTTP_HEAD }, - { ngx_string("POST"), NGX_HTTP_POST }, - { ngx_null_string, 0 } -}; - - -ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[] = { - { ngx_string("X-Accel-Redirect"), NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT }, - { ngx_string("X-Accel-Expires"), NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES }, - { ngx_string("X-Accel-Limit-Rate"), NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE }, - { ngx_string("X-Accel-Buffering"), NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING }, - { ngx_string("X-Accel-Charset"), NGX_HTTP_UPSTREAM_IGN_XA_CHARSET }, - { ngx_string("Expires"), NGX_HTTP_UPSTREAM_IGN_EXPIRES }, - { ngx_string("Cache-Control"), NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL }, - { ngx_string("Set-Cookie"), NGX_HTTP_UPSTREAM_IGN_SET_COOKIE }, - { ngx_string("Vary"), NGX_HTTP_UPSTREAM_IGN_VARY }, - { ngx_null_string, 0 } -}; - - -ngx_int_t -ngx_http_upstream_create(ngx_http_request_t *r) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - - if (u && u->cleanup) { - r->main->count++; - ngx_http_upstream_cleanup(r); - } - - u = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_t)); - if (u == NULL) { - return NGX_ERROR; - } - - r->upstream = u; - - u->peer.log = r->connection->log; - u->peer.log_error = NGX_ERROR_ERR; - -#if (NGX_HTTP_CACHE) - r->cache = NULL; -#endif - - u->headers_in.content_length_n = -1; - u->headers_in.last_modified_time = -1; - - return NGX_OK; -} - - -void -ngx_http_upstream_init(ngx_http_request_t *r) -{ - ngx_connection_t *c; - - c = r->connection; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http init upstream, client timer: %d", c->read->timer_set); - -#if (NGX_HTTP_V2) - if (r->stream) { - ngx_http_upstream_init_request(r); - return; - } -#endif - - if (c->read->timer_set) { - ngx_del_timer(c->read); - } - - if (ngx_event_flags & NGX_USE_CLEAR_EVENT) { - - if (!c->write->active) { - if (ngx_add_event(c->write, NGX_WRITE_EVENT, NGX_CLEAR_EVENT) - == NGX_ERROR) - { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - } - - ngx_http_upstream_init_request(r); -} - - -static void -ngx_http_upstream_init_request(ngx_http_request_t *r) -{ - ngx_str_t *host; - ngx_uint_t i; - ngx_resolver_ctx_t *ctx, temp; - ngx_http_cleanup_t *cln; - ngx_http_upstream_t *u; - ngx_http_core_loc_conf_t *clcf; - ngx_http_upstream_srv_conf_t *uscf, **uscfp; - ngx_http_upstream_main_conf_t *umcf; - - if (r->aio) { - return; - } - - u = r->upstream; - -#if (NGX_HTTP_CACHE) - - if (u->conf->cache) { - ngx_int_t rc; - - rc = ngx_http_upstream_cache(r, u); - - if (rc == NGX_BUSY) { - r->write_event_handler = ngx_http_upstream_init_request; - return; - } - - r->write_event_handler = ngx_http_request_empty_handler; - - if (rc == NGX_ERROR) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (rc == NGX_OK) { - rc = ngx_http_upstream_cache_send(r, u); - - if (rc == NGX_DONE) { - return; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - rc = NGX_DECLINED; - r->cached = 0; - } - - if (ngx_http_upstream_cache_background_update(r, u) != NGX_OK) { - rc = NGX_ERROR; - } - } - - if (rc != NGX_DECLINED) { - ngx_http_finalize_request(r, rc); - return; - } - } - -#endif - - u->store = u->conf->store; - - if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { - r->read_event_handler = ngx_http_upstream_rd_check_broken_connection; - r->write_event_handler = ngx_http_upstream_wr_check_broken_connection; - } - - if (r->request_body) { - u->request_bufs = r->request_body->bufs; - } - - if (u->create_request(r) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_http_upstream_set_local(r, u, u->conf->local) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - u->output.alignment = clcf->directio_alignment; - u->output.pool = r->pool; - u->output.bufs.num = 1; - u->output.bufs.size = clcf->client_body_buffer_size; - - if (u->output.output_filter == NULL) { - u->output.output_filter = ngx_chain_writer; - u->output.filter_ctx = &u->writer; - } - - u->writer.pool = r->pool; - - if (r->upstream_states == NULL) { - - r->upstream_states = ngx_array_create(r->pool, 1, - sizeof(ngx_http_upstream_state_t)); - if (r->upstream_states == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - } else { - - u->state = ngx_array_push(r->upstream_states); - if (u->state == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); - } - - cln = ngx_http_cleanup_add(r, 0); - if (cln == NULL) { - ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - cln->handler = ngx_http_upstream_cleanup; - cln->data = r; - u->cleanup = &cln->handler; - - if (u->resolved == NULL) { - - uscf = u->conf->upstream; - - } else { - -#if (NGX_HTTP_SSL) - u->ssl_name = u->resolved->host; -#endif - - host = &u->resolved->host; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - uscf = uscfp[i]; - - if (uscf->host.len == host->len - && ((uscf->port == 0 && u->resolved->no_port) - || uscf->port == u->resolved->port) - && ngx_strncasecmp(uscf->host.data, host->data, host->len) == 0) - { - goto found; - } - } - - if (u->resolved->sockaddr) { - - if (u->resolved->port == 0 - && u->resolved->sockaddr->sa_family != AF_UNIX) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no port in upstream \"%V\"", host); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ngx_http_upstream_create_round_robin_peer(r, u->resolved) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_http_upstream_connect(r, u); - - return; - } - - if (u->resolved->port == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no port in upstream \"%V\"", host); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - temp.name = *host; - - ctx = ngx_resolve_start(clcf->resolver, &temp); - if (ctx == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - if (ctx == NGX_NO_RESOLVER) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "no resolver defined to resolve %V", host); - - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); - return; - } - - ctx->name = *host; - ctx->handler = ngx_http_upstream_resolve_handler; - ctx->data = r; - ctx->timeout = clcf->resolver_timeout; - - u->resolved->ctx = ctx; - - if (ngx_resolve_name(ctx) != NGX_OK) { - u->resolved->ctx = NULL; - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - return; - } - -found: - - if (uscf == NULL) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "no upstream configuration"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->upstream = uscf; - -#if (NGX_HTTP_SSL) - u->ssl_name = uscf->host; -#endif - - if (uscf->peer.init(r, uscf) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->peer.start_time = ngx_current_msec; - - if (u->conf->next_upstream_tries - && u->peer.tries > u->conf->next_upstream_tries) - { - u->peer.tries = u->conf->next_upstream_tries; - } - - ngx_http_upstream_connect(r, u); -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_upstream_cache(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_int_t rc; - ngx_http_cache_t *c; - ngx_http_file_cache_t *cache; - - c = r->cache; - - if (c == NULL) { - - if (!(r->method & u->conf->cache_methods)) { - return NGX_DECLINED; - } - - rc = ngx_http_upstream_cache_get(r, u, &cache); - - if (rc != NGX_OK) { - return rc; - } - - if (r->method == NGX_HTTP_HEAD && u->conf->cache_convert_head) { - u->method = ngx_http_core_get_method; - } - - if (ngx_http_file_cache_new(r) != NGX_OK) { - return NGX_ERROR; - } - - if (u->create_key(r) != NGX_OK) { - return NGX_ERROR; - } - - /* TODO: add keys */ - - ngx_http_file_cache_create_key(r); - - if (r->cache->header_start + 256 >= u->conf->buffer_size) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%V_buffer_size %uz is not enough for cache key, " - "it should be increased to at least %uz", - &u->conf->module, u->conf->buffer_size, - ngx_align(r->cache->header_start + 256, 1024)); - - r->cache = NULL; - return NGX_DECLINED; - } - - u->cacheable = 1; - - c = r->cache; - - c->body_start = u->conf->buffer_size; - c->min_uses = u->conf->cache_min_uses; - c->file_cache = cache; - - switch (ngx_http_test_predicates(r, u->conf->cache_bypass)) { - - case NGX_ERROR: - return NGX_ERROR; - - case NGX_DECLINED: - u->cache_status = NGX_HTTP_CACHE_BYPASS; - return NGX_DECLINED; - - default: /* NGX_OK */ - break; - } - - c->lock = u->conf->cache_lock; - c->lock_timeout = u->conf->cache_lock_timeout; - c->lock_age = u->conf->cache_lock_age; - - u->cache_status = NGX_HTTP_CACHE_MISS; - } - - rc = ngx_http_file_cache_open(r); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream cache: %i", rc); - - switch (rc) { - - case NGX_HTTP_CACHE_STALE: - - if (((u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) - || c->stale_updating) && !r->cache_updater - && u->conf->cache_background_update) - { - r->cache->background = 1; - u->cache_status = rc; - rc = NGX_OK; - } - - break; - - case NGX_HTTP_CACHE_UPDATING: - - if (((u->conf->cache_use_stale & NGX_HTTP_UPSTREAM_FT_UPDATING) - || c->stale_updating) && !r->cache_updater) - { - u->cache_status = rc; - rc = NGX_OK; - - } else { - rc = NGX_HTTP_CACHE_STALE; - } - - break; - - case NGX_OK: - u->cache_status = NGX_HTTP_CACHE_HIT; - } - - switch (rc) { - - case NGX_OK: - - return NGX_OK; - - case NGX_HTTP_CACHE_STALE: - - c->valid_sec = 0; - c->updating_sec = 0; - c->error_sec = 0; - - u->buffer.start = NULL; - u->cache_status = NGX_HTTP_CACHE_EXPIRED; - - break; - - case NGX_DECLINED: - - if ((size_t) (u->buffer.end - u->buffer.start) < u->conf->buffer_size) { - u->buffer.start = NULL; - - } else { - u->buffer.pos = u->buffer.start + c->header_start; - u->buffer.last = u->buffer.pos; - } - - break; - - case NGX_HTTP_CACHE_SCARCE: - - u->cacheable = 0; - - break; - - case NGX_AGAIN: - - return NGX_BUSY; - - case NGX_ERROR: - - return NGX_ERROR; - - default: - - /* cached NGX_HTTP_BAD_GATEWAY, NGX_HTTP_GATEWAY_TIME_OUT, etc. */ - - u->cache_status = NGX_HTTP_CACHE_HIT; - - return rc; - } - - if (ngx_http_upstream_cache_check_range(r, u) == NGX_DECLINED) { - u->cacheable = 0; - } - - r->cached = 0; - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_upstream_cache_get(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_http_file_cache_t **cache) -{ - ngx_str_t *name, val; - ngx_uint_t i; - ngx_http_file_cache_t **caches; - - if (u->conf->cache_zone) { - *cache = u->conf->cache_zone->data; - return NGX_OK; - } - - if (ngx_http_complex_value(r, u->conf->cache_value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0 - || (val.len == 3 && ngx_strncmp(val.data, "off", 3) == 0)) - { - return NGX_DECLINED; - } - - caches = u->caches->elts; - - for (i = 0; i < u->caches->nelts; i++) { - name = &caches[i]->shm_zone->shm.name; - - if (name->len == val.len - && ngx_strncmp(name->data, val.data, val.len) == 0) - { - *cache = caches[i]; - return NGX_OK; - } - } - - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cache \"%V\" not found", &val); - - return NGX_ERROR; -} - - -static ngx_int_t -ngx_http_upstream_cache_send(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_int_t rc; - ngx_http_cache_t *c; - - r->cached = 1; - c = r->cache; - - if (c->header_start == c->body_start) { - r->http_version = NGX_HTTP_VERSION_9; - return ngx_http_cache_send(r); - } - - /* TODO: cache stack */ - - u->buffer = *c->buf; - u->buffer.pos += c->header_start; - - ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); - u->headers_in.content_length_n = -1; - u->headers_in.last_modified_time = -1; - - if (ngx_list_init(&u->headers_in.headers, r->pool, 8, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - rc = u->process_header(r); - - if (rc == NGX_OK) { - - if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { - return NGX_DONE; - } - - return ngx_http_cache_send(r); - } - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - /* rc == NGX_HTTP_UPSTREAM_INVALID_HEADER */ - - /* TODO: delete file */ - - return rc; -} - - -static ngx_int_t -ngx_http_upstream_cache_background_update(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_http_request_t *sr; - - if (!r->cached || !r->cache->background) { - return NGX_OK; - } - - if (ngx_http_subrequest(r, &r->uri, &r->args, &sr, NULL, - NGX_HTTP_SUBREQUEST_CLONE) - != NGX_OK) - { - return NGX_ERROR; - } - - sr->header_only = 1; - sr->cache_updater = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_cache_check_range(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - off_t offset; - u_char *p, *start; - ngx_table_elt_t *h; - - h = r->headers_in.range; - - if (h == NULL - || !u->cacheable - || u->conf->cache_max_range_offset == NGX_MAX_OFF_T_VALUE) - { - return NGX_OK; - } - - if (u->conf->cache_max_range_offset == 0) { - return NGX_DECLINED; - } - - if (h->value.len < 7 - || ngx_strncasecmp(h->value.data, (u_char *) "bytes=", 6) != 0) - { - return NGX_OK; - } - - p = h->value.data + 6; - - while (*p == ' ') { p++; } - - if (*p == '-') { - return NGX_DECLINED; - } - - start = p; - - while (*p >= '0' && *p <= '9') { p++; } - - offset = ngx_atoof(start, p - start); - - if (offset >= u->conf->cache_max_range_offset) { - return NGX_DECLINED; - } - - return NGX_OK; -} - -#endif - - -static void -ngx_http_upstream_resolve_handler(ngx_resolver_ctx_t *ctx) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - ngx_http_upstream_t *u; - ngx_http_upstream_resolved_t *ur; - - r = ctx->data; - c = r->connection; - - u = r->upstream; - ur = u->resolved; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream resolve: \"%V?%V\"", &r->uri, &r->args); - - if (ctx->state) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "%V could not be resolved (%i: %s)", - &ctx->name, ctx->state, - ngx_resolver_strerror(ctx->state)); - - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); - goto failed; - } - - ur->naddrs = ctx->naddrs; - ur->addrs = ctx->addrs; - -#if (NGX_DEBUG) - { - u_char text[NGX_SOCKADDR_STRLEN]; - ngx_str_t addr; - ngx_uint_t i; - - addr.data = text; - - for (i = 0; i < ctx->naddrs; i++) { - addr.len = ngx_sock_ntop(ur->addrs[i].sockaddr, ur->addrs[i].socklen, - text, NGX_SOCKADDR_STRLEN, 0); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "name was resolved to %V", &addr); - } - } -#endif - - if (ngx_http_upstream_create_round_robin_peer(r, ur) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - goto failed; - } - - ngx_resolve_name_done(ctx); - ur->ctx = NULL; - - u->peer.start_time = ngx_current_msec; - - if (u->conf->next_upstream_tries - && u->peer.tries > u->conf->next_upstream_tries) - { - u->peer.tries = u->conf->next_upstream_tries; - } - - ngx_http_upstream_connect(r, u); - -failed: - - ngx_http_run_posted_requests(c); -} - - -static void -ngx_http_upstream_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - ngx_http_upstream_t *u; - - c = ev->data; - r = c->data; - - u = r->upstream; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream request: \"%V?%V\"", &r->uri, &r->args); - - if (ev->delayed && ev->timedout) { - ev->delayed = 0; - ev->timedout = 0; - } - - if (ev->write) { - u->write_event_handler(r, u); - - } else { - u->read_event_handler(r, u); - } - - ngx_http_run_posted_requests(c); -} - - -static void -ngx_http_upstream_rd_check_broken_connection(ngx_http_request_t *r) -{ - ngx_http_upstream_check_broken_connection(r, r->connection->read); -} - - -static void -ngx_http_upstream_wr_check_broken_connection(ngx_http_request_t *r) -{ - ngx_http_upstream_check_broken_connection(r, r->connection->write); -} - - -static void -ngx_http_upstream_check_broken_connection(ngx_http_request_t *r, - ngx_event_t *ev) -{ - int n; - char buf[1]; - ngx_err_t err; - ngx_int_t event; - ngx_connection_t *c; - ngx_http_upstream_t *u; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, - "http upstream check client, write event:%d, \"%V\"", - ev->write, &r->uri); - - c = r->connection; - u = r->upstream; - - if (c->error) { - if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { - - event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; - - if (ngx_del_event(ev, event, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (!u->cacheable) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } - - return; - } - -#if (NGX_HTTP_V2) - if (r->stream) { - return; - } -#endif - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - - if (!ev->pending_eof) { - return; - } - - ev->eof = 1; - c->error = 1; - - if (ev->kq_errno) { - ev->error = 1; - } - - if (!u->cacheable && u->peer.connection) { - ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, - "kevent() reported that client prematurely closed " - "connection, so upstream connection is closed too"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - ngx_log_error(NGX_LOG_INFO, ev->log, ev->kq_errno, - "kevent() reported that client prematurely closed " - "connection"); - - if (u->peer.connection == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } - - return; - } - -#endif - -#if (NGX_HAVE_EPOLLRDHUP) - - if ((ngx_event_flags & NGX_USE_EPOLL_EVENT) && ngx_use_epoll_rdhup) { - socklen_t len; - - if (!ev->pending_eof) { - return; - } - - ev->eof = 1; - c->error = 1; - - err = 0; - len = sizeof(ngx_err_t); - - /* - * BSDs and Linux return 0 and set a pending error in err - * Solaris returns -1 and sets errno - */ - - if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) - == -1) - { - err = ngx_socket_errno; - } - - if (err) { - ev->error = 1; - } - - if (!u->cacheable && u->peer.connection) { - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "epoll_wait() reported that client prematurely closed " - "connection, so upstream connection is closed too"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "epoll_wait() reported that client prematurely closed " - "connection"); - - if (u->peer.connection == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } - - return; - } - -#endif - - n = recv(c->fd, buf, 1, MSG_PEEK); - - err = ngx_socket_errno; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ev->log, err, - "http upstream recv(): %d", n); - - if (ev->write && (n >= 0 || err == NGX_EAGAIN)) { - return; - } - - if ((ngx_event_flags & NGX_USE_LEVEL_EVENT) && ev->active) { - - event = ev->write ? NGX_WRITE_EVENT : NGX_READ_EVENT; - - if (ngx_del_event(ev, event, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (n > 0) { - return; - } - - if (n == -1) { - if (err == NGX_EAGAIN) { - return; - } - - ev->error = 1; - - } else { /* n == 0 */ - err = 0; - } - - ev->eof = 1; - c->error = 1; - - if (!u->cacheable && u->peer.connection) { - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "client prematurely closed connection, " - "so upstream connection is closed too"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - ngx_log_error(NGX_LOG_INFO, ev->log, err, - "client prematurely closed connection"); - - if (u->peer.connection == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - } -} - - -static void -ngx_http_upstream_connect(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_int_t rc; - ngx_connection_t *c; - - r->connection->log->action = "connecting to upstream"; - - if (u->state && u->state->response_time) { - u->state->response_time = ngx_current_msec - u->state->response_time; - } - - u->state = ngx_array_push(r->upstream_states); - if (u->state == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_memzero(u->state, sizeof(ngx_http_upstream_state_t)); - - u->state->response_time = ngx_current_msec; - u->state->connect_time = (ngx_msec_t) -1; - u->state->header_time = (ngx_msec_t) -1; - - rc = ngx_event_connect_peer(&u->peer); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream connect: %i", rc); - - if (rc == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->state->peer = u->peer.name; - - if (rc == NGX_BUSY) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no live upstreams"); - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_NOLIVE); - return; - } - - if (rc == NGX_DECLINED) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ - - c = u->peer.connection; - - c->data = r; - - c->write->handler = ngx_http_upstream_handler; - c->read->handler = ngx_http_upstream_handler; - - u->write_event_handler = ngx_http_upstream_send_request_handler; - u->read_event_handler = ngx_http_upstream_process_header; - - c->sendfile &= r->connection->sendfile; - u->output.sendfile = c->sendfile; - - if (c->pool == NULL) { - - /* we need separate pool here to be able to cache SSL connections */ - - c->pool = ngx_create_pool(128, r->connection->log); - if (c->pool == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - c->log = r->connection->log; - c->pool->log = c->log; - c->read->log = c->log; - c->write->log = c->log; - - /* init or reinit the ngx_output_chain() and ngx_chain_writer() contexts */ - - u->writer.out = NULL; - u->writer.last = &u->writer.out; - u->writer.connection = c; - u->writer.limit = 0; - - if (u->request_sent) { - if (ngx_http_upstream_reinit(r, u) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (r->request_body - && r->request_body->buf - && r->request_body->temp_file - && r == r->main) - { - /* - * the r->request_body->buf can be reused for one request only, - * the subrequests should allocate their own temporary bufs - */ - - u->output.free = ngx_alloc_chain_link(r->pool); - if (u->output.free == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->output.free->buf = r->request_body->buf; - u->output.free->next = NULL; - u->output.allocated = 1; - - r->request_body->buf->pos = r->request_body->buf->start; - r->request_body->buf->last = r->request_body->buf->start; - r->request_body->buf->tag = u->output.tag; - } - - u->request_sent = 0; - u->request_body_sent = 0; - - if (rc == NGX_AGAIN) { - ngx_add_timer(c->write, u->conf->connect_timeout); - return; - } - -#if (NGX_HTTP_SSL) - - if (u->ssl && c->ssl == NULL) { - ngx_http_upstream_ssl_init_connection(r, u, c); - return; - } - -#endif - - ngx_http_upstream_send_request(r, u, 1); -} - - -#if (NGX_HTTP_SSL) - -static void -ngx_http_upstream_ssl_init_connection(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_connection_t *c) -{ - int tcp_nodelay; - ngx_int_t rc; - ngx_http_core_loc_conf_t *clcf; - - if (ngx_http_upstream_test_connect(c) != NGX_OK) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - if (ngx_ssl_create_connection(u->conf->ssl, c, - NGX_SSL_BUFFER|NGX_SSL_CLIENT) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->sendfile = 0; - u->output.sendfile = 0; - - if (u->conf->ssl_server_name || u->conf->ssl_verify) { - if (ngx_http_upstream_ssl_name(r, u, c) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - } - - if (u->conf->ssl_session_reuse) { - if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - /* abbreviated SSL handshake may interact badly with Nagle */ - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); - - tcp_nodelay = 1; - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) == -1) - { - ngx_connection_error(c, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - } - - r->connection->log->action = "SSL handshaking to upstream"; - - rc = ngx_ssl_handshake(c); - - if (rc == NGX_AGAIN) { - - if (!c->write->timer_set) { - ngx_add_timer(c->write, u->conf->connect_timeout); - } - - c->ssl->handler = ngx_http_upstream_ssl_handshake; - return; - } - - ngx_http_upstream_ssl_handshake(c); -} - - -static void -ngx_http_upstream_ssl_handshake(ngx_connection_t *c) -{ - long rc; - ngx_http_request_t *r; - ngx_http_upstream_t *u; - - r = c->data; - u = r->upstream; - - ngx_http_set_log_request(c->log, r); - - if (c->ssl->handshaked) { - - if (u->conf->ssl_verify) { - rc = SSL_get_verify_result(c->ssl->connection); - - if (rc != X509_V_OK) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream SSL certificate verify error: (%l:%s)", - rc, X509_verify_cert_error_string(rc)); - goto failed; - } - - if (ngx_ssl_check_host(c, &u->ssl_name) != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream SSL certificate does not match \"%V\"", - &u->ssl_name); - goto failed; - } - } - - if (u->conf->ssl_session_reuse) { - u->peer.save_session(&u->peer, u->peer.data); - } - - c->write->handler = ngx_http_upstream_handler; - c->read->handler = ngx_http_upstream_handler; - - c = r->connection; - - ngx_http_upstream_send_request(r, u, 1); - - ngx_http_run_posted_requests(c); - return; - } - - if (c->write->timedout) { - c = r->connection; - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); - ngx_http_run_posted_requests(c); - return; - } - -failed: - - c = r->connection; - - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - - ngx_http_run_posted_requests(c); -} - - -static ngx_int_t -ngx_http_upstream_ssl_name(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_connection_t *c) -{ - u_char *p, *last; - ngx_str_t name; - - if (u->conf->ssl_name) { - if (ngx_http_complex_value(r, u->conf->ssl_name, &name) != NGX_OK) { - return NGX_ERROR; - } - - } else { - name = u->ssl_name; - } - - if (name.len == 0) { - goto done; - } - - /* - * ssl name here may contain port, notably if derived from $proxy_host - * or $http_host; we have to strip it - */ - - p = name.data; - last = name.data + name.len; - - if (*p == '[') { - p = ngx_strlchr(p, last, ']'); - - if (p == NULL) { - p = name.data; - } - } - - p = ngx_strlchr(p, last, ':'); - - if (p != NULL) { - name.len = p - name.data; - } - - if (!u->conf->ssl_server_name) { - goto done; - } - -#ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME - - /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ - - if (name.len == 0 || *name.data == '[') { - goto done; - } - - if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { - goto done; - } - - /* - * SSL_set_tlsext_host_name() needs a null-terminated string, - * hence we explicitly null-terminate name here - */ - - p = ngx_pnalloc(r->pool, name.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - (void) ngx_cpystrn(p, name.data, name.len + 1); - - name.data = p; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "upstream SSL server name: \"%s\"", name.data); - - if (SSL_set_tlsext_host_name(c->ssl->connection, - (char *) name.data) - == 0) - { - ngx_ssl_error(NGX_LOG_ERR, r->connection->log, 0, - "SSL_set_tlsext_host_name(\"%s\") failed", name.data); - return NGX_ERROR; - } - -#endif - -done: - - u->ssl_name = name; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_upstream_reinit(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - off_t file_pos; - ngx_chain_t *cl; - - if (u->reinit_request(r) != NGX_OK) { - return NGX_ERROR; - } - - u->keepalive = 0; - u->upgrade = 0; - - ngx_memzero(&u->headers_in, sizeof(ngx_http_upstream_headers_in_t)); - u->headers_in.content_length_n = -1; - u->headers_in.last_modified_time = -1; - - if (ngx_list_init(&u->headers_in.headers, r->pool, 8, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - /* reinit the request chain */ - - file_pos = 0; - - for (cl = u->request_bufs; cl; cl = cl->next) { - cl->buf->pos = cl->buf->start; - - /* there is at most one file */ - - if (cl->buf->in_file) { - cl->buf->file_pos = file_pos; - file_pos = cl->buf->file_last; - } - } - - /* reinit the subrequest's ngx_output_chain() context */ - - if (r->request_body && r->request_body->temp_file - && r != r->main && u->output.buf) - { - u->output.free = ngx_alloc_chain_link(r->pool); - if (u->output.free == NULL) { - return NGX_ERROR; - } - - u->output.free->buf = u->output.buf; - u->output.free->next = NULL; - - u->output.buf->pos = u->output.buf->start; - u->output.buf->last = u->output.buf->start; - } - - u->output.buf = NULL; - u->output.in = NULL; - u->output.busy = NULL; - - /* reinit u->buffer */ - - u->buffer.pos = u->buffer.start; - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - u->buffer.pos += r->cache->header_start; - } - -#endif - - u->buffer.last = u->buffer.pos; - - return NGX_OK; -} - - -static void -ngx_http_upstream_send_request(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_uint_t do_write) -{ - ngx_int_t rc; - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream send request"); - - if (u->state->connect_time == (ngx_msec_t) -1) { - u->state->connect_time = ngx_current_msec - u->state->response_time; - } - - if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - c->log->action = "sending request to upstream"; - - rc = ngx_http_upstream_send_request_body(r, u, do_write); - - if (rc == NGX_ERROR) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - if (rc == NGX_AGAIN) { - if (!c->write->ready) { - ngx_add_timer(c->write, u->conf->send_timeout); - - } else if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - if (ngx_handle_write_event(c->write, u->conf->send_lowat) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - return; - } - - /* rc == NGX_OK */ - - u->request_body_sent = 1; - - if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { - if (ngx_tcp_push(c->fd) == NGX_ERROR) { - ngx_log_error(NGX_LOG_CRIT, c->log, ngx_socket_errno, - ngx_tcp_push_n " failed"); - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; - } - - u->write_event_handler = ngx_http_upstream_dummy_handler; - - if (ngx_handle_write_event(c->write, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - ngx_add_timer(c->read, u->conf->read_timeout); - - if (c->read->ready) { - ngx_http_upstream_process_header(r, u); - return; - } -} - - -static ngx_int_t -ngx_http_upstream_send_request_body(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_uint_t do_write) -{ - int tcp_nodelay; - ngx_int_t rc; - ngx_chain_t *out, *cl, *ln; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream send request body"); - - if (!r->request_body_no_buffering) { - - /* buffered request body */ - - if (!u->request_sent) { - u->request_sent = 1; - out = u->request_bufs; - - } else { - out = NULL; - } - - return ngx_output_chain(&u->output, out); - } - - if (!u->request_sent) { - u->request_sent = 1; - out = u->request_bufs; - - if (r->request_body->bufs) { - for (cl = out; cl->next; cl = out->next) { /* void */ } - cl->next = r->request_body->bufs; - r->request_body->bufs = NULL; - } - - c = u->peer.connection; - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); - - tcp_nodelay = 1; - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) == -1) - { - ngx_connection_error(c, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - return NGX_ERROR; - } - - c->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - - r->read_event_handler = ngx_http_upstream_read_request_handler; - - } else { - out = NULL; - } - - for ( ;; ) { - - if (do_write) { - rc = ngx_output_chain(&u->output, out); - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - while (out) { - ln = out; - out = out->next; - ngx_free_chain(r->pool, ln); - } - - if (rc == NGX_OK && !r->reading_body) { - break; - } - } - - if (r->reading_body) { - /* read client request body */ - - rc = ngx_http_read_unbuffered_request_body(r); - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - return rc; - } - - out = r->request_body->bufs; - r->request_body->bufs = NULL; - } - - /* stop if there is nothing to send */ - - if (out == NULL) { - rc = NGX_AGAIN; - break; - } - - do_write = 1; - } - - if (!r->reading_body) { - if (!u->store && !r->post_action && !u->conf->ignore_client_abort) { - r->read_event_handler = - ngx_http_upstream_rd_check_broken_connection; - } - } - - return rc; -} - - -static void -ngx_http_upstream_send_request_handler(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream send request handler"); - - if (c->write->timedout) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); - return; - } - -#if (NGX_HTTP_SSL) - - if (u->ssl && c->ssl == NULL) { - ngx_http_upstream_ssl_init_connection(r, u, c); - return; - } - -#endif - - if (u->header_sent) { - u->write_event_handler = ngx_http_upstream_dummy_handler; - - (void) ngx_handle_write_event(c->write, 0); - - return; - } - - ngx_http_upstream_send_request(r, u, 1); -} - - -static void -ngx_http_upstream_read_request_handler(ngx_http_request_t *r) -{ - ngx_connection_t *c; - ngx_http_upstream_t *u; - - c = r->connection; - u = r->upstream; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream read request handler"); - - if (c->read->timedout) { - c->timedout = 1; - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - ngx_http_upstream_send_request(r, u, 0); -} - - -static void -ngx_http_upstream_process_header(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ssize_t n; - ngx_int_t rc; - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process header"); - - c->log->action = "reading response header from upstream"; - - if (c->read->timedout) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_TIMEOUT); - return; - } - - if (!u->request_sent && ngx_http_upstream_test_connect(c) != NGX_OK) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - if (u->buffer.start == NULL) { - u->buffer.start = ngx_palloc(r->pool, u->conf->buffer_size); - if (u->buffer.start == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - u->buffer.pos = u->buffer.start; - u->buffer.last = u->buffer.start; - u->buffer.end = u->buffer.start + u->conf->buffer_size; - u->buffer.temporary = 1; - - u->buffer.tag = u->output.tag; - - if (ngx_list_init(&u->headers_in.headers, r->pool, 8, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - u->buffer.pos += r->cache->header_start; - u->buffer.last = u->buffer.pos; - } -#endif - } - - for ( ;; ) { - - n = c->recv(c, u->buffer.last, u->buffer.end - u->buffer.last); - - if (n == NGX_AGAIN) { -#if 0 - ngx_add_timer(rev, u->read_timeout); -#endif - - if (ngx_handle_read_event(c->read, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - return; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream prematurely closed connection"); - } - - if (n == NGX_ERROR || n == 0) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_ERROR); - return; - } - - u->state->bytes_received += n; - - u->buffer.last += n; - -#if 0 - u->valid_header_in = 0; - - u->peer.cached = 0; -#endif - - rc = u->process_header(r); - - if (rc == NGX_AGAIN) { - - if (u->buffer.last == u->buffer.end) { - ngx_log_error(NGX_LOG_ERR, c->log, 0, - "upstream sent too big header"); - - ngx_http_upstream_next(r, u, - NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); - return; - } - - continue; - } - - break; - } - - if (rc == NGX_HTTP_UPSTREAM_INVALID_HEADER) { - ngx_http_upstream_next(r, u, NGX_HTTP_UPSTREAM_FT_INVALID_HEADER); - return; - } - - if (rc == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return; - } - - /* rc == NGX_OK */ - - u->state->header_time = ngx_current_msec - u->state->response_time; - - if (u->headers_in.status_n >= NGX_HTTP_SPECIAL_RESPONSE) { - - if (ngx_http_upstream_test_next(r, u) == NGX_OK) { - return; - } - - if (ngx_http_upstream_intercept_errors(r, u) == NGX_OK) { - return; - } - } - - if (ngx_http_upstream_process_headers(r, u) != NGX_OK) { - return; - } - - if (!r->subrequest_in_memory) { - ngx_http_upstream_send_response(r, u); - return; - } - - /* subrequest content in memory */ - - if (u->input_filter == NULL) { - u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; - u->input_filter = ngx_http_upstream_non_buffered_filter; - u->input_filter_ctx = r; - } - - if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - n = u->buffer.last - u->buffer.pos; - - if (n) { - u->buffer.last = u->buffer.pos; - - u->state->response_length += n; - - if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - if (u->length == 0) { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - u->read_event_handler = ngx_http_upstream_process_body_in_memory; - - ngx_http_upstream_process_body_in_memory(r, u); -} - - -static ngx_int_t -ngx_http_upstream_test_next(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_uint_t status; - ngx_http_upstream_next_t *un; - - status = u->headers_in.status_n; - - for (un = ngx_http_upstream_next_errors; un->status; un++) { - - if (status != un->status) { - continue; - } - - if (u->peer.tries > 1 && (u->conf->next_upstream & un->mask)) { - ngx_http_upstream_next(r, u, un->mask); - return NGX_OK; - } - -#if (NGX_HTTP_CACHE) - - if (u->cache_status == NGX_HTTP_CACHE_EXPIRED - && ((u->conf->cache_use_stale & un->mask) || r->cache->stale_error)) - { - ngx_int_t rc; - - rc = u->reinit_request(r); - - if (rc == NGX_OK) { - u->cache_status = NGX_HTTP_CACHE_STALE; - rc = ngx_http_upstream_cache_send(r, u); - } - - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - -#endif - } - -#if (NGX_HTTP_CACHE) - - if (status == NGX_HTTP_NOT_MODIFIED - && u->cache_status == NGX_HTTP_CACHE_EXPIRED - && u->conf->cache_revalidate) - { - time_t now, valid, updating, error; - ngx_int_t rc; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream not modified"); - - now = ngx_time(); - - valid = r->cache->valid_sec; - updating = r->cache->updating_sec; - error = r->cache->error_sec; - - rc = u->reinit_request(r); - - if (rc != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - - u->cache_status = NGX_HTTP_CACHE_REVALIDATED; - rc = ngx_http_upstream_cache_send(r, u); - - if (valid == 0) { - valid = r->cache->valid_sec; - updating = r->cache->updating_sec; - error = r->cache->error_sec; - } - - if (valid == 0) { - valid = ngx_http_file_cache_valid(u->conf->cache_valid, - u->headers_in.status_n); - if (valid) { - valid = now + valid; - } - } - - if (valid) { - r->cache->valid_sec = valid; - r->cache->updating_sec = updating; - r->cache->error_sec = error; - - r->cache->date = now; - - ngx_http_file_cache_update_header(r); - } - - ngx_http_upstream_finalize_request(r, u, rc); - return NGX_OK; - } - -#endif - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_upstream_intercept_errors(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_int_t status; - ngx_uint_t i; - ngx_table_elt_t *h; - ngx_http_err_page_t *err_page; - ngx_http_core_loc_conf_t *clcf; - - status = u->headers_in.status_n; - - if (status == NGX_HTTP_NOT_FOUND && u->conf->intercept_404) { - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_NOT_FOUND); - return NGX_OK; - } - - if (!u->conf->intercept_errors) { - return NGX_DECLINED; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->error_pages == NULL) { - return NGX_DECLINED; - } - - err_page = clcf->error_pages->elts; - for (i = 0; i < clcf->error_pages->nelts; i++) { - - if (err_page[i].status == status) { - - if (status == NGX_HTTP_UNAUTHORIZED - && u->headers_in.www_authenticate) - { - h = ngx_list_push(&r->headers_out.headers); - - if (h == NULL) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_OK; - } - - *h = *u->headers_in.www_authenticate; - - r->headers_out.www_authenticate = h; - } - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - time_t valid; - - valid = ngx_http_file_cache_valid(u->conf->cache_valid, status); - - if (valid) { - r->cache->valid_sec = ngx_time() + valid; - r->cache->error = status; - } - - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } -#endif - ngx_http_upstream_finalize_request(r, u, status); - - return NGX_OK; - } - } - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_upstream_test_connect(ngx_connection_t *c) -{ - int err; - socklen_t len; - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - if (c->write->pending_eof || c->read->pending_eof) { - if (c->write->pending_eof) { - err = c->write->kq_errno; - - } else { - err = c->read->kq_errno; - } - - c->log->action = "connecting to upstream"; - (void) ngx_connection_error(c, err, - "kevent() reported that connect() failed"); - return NGX_ERROR; - } - - } else -#endif - { - err = 0; - len = sizeof(int); - - /* - * BSDs and Linux return 0 and set a pending error in err - * Solaris returns -1 and sets errno - */ - - if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) - == -1) - { - err = ngx_socket_errno; - } - - if (err) { - c->log->action = "connecting to upstream"; - (void) ngx_connection_error(c, err, "connect() failed"); - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_headers(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_str_t uri, args; - ngx_uint_t i, flags; - ngx_list_part_t *part; - ngx_table_elt_t *h; - ngx_http_upstream_header_t *hh; - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_http_get_module_main_conf(r, ngx_http_upstream_module); - - if (u->headers_in.x_accel_redirect - && !(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT)) - { - ngx_http_upstream_finalize_request(r, u, NGX_DECLINED); - - part = &u->headers_in.headers.part; - h = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - h = part->elts; - i = 0; - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len); - - if (hh && hh->redirect) { - if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { - ngx_http_finalize_request(r, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - } - } - - uri = u->headers_in.x_accel_redirect->value; - - if (uri.data[0] == '@') { - ngx_http_named_location(r, &uri); - - } else { - ngx_str_null(&args); - flags = NGX_HTTP_LOG_UNSAFE; - - if (ngx_http_parse_unsafe_uri(r, &uri, &args, &flags) != NGX_OK) { - ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); - return NGX_DONE; - } - - if (r->method != NGX_HTTP_HEAD) { - r->method = NGX_HTTP_GET; - r->method_name = ngx_http_core_get_method; - } - - ngx_http_internal_redirect(r, &uri, &args); - } - - ngx_http_finalize_request(r, NGX_DONE); - return NGX_DONE; - } - - part = &u->headers_in.headers.part; - h = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - h = part->elts; - i = 0; - } - - if (ngx_hash_find(&u->conf->hide_headers_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len)) - { - continue; - } - - hh = ngx_hash_find(&umcf->headers_in_hash, h[i].hash, - h[i].lowcase_key, h[i].key.len); - - if (hh) { - if (hh->copy_handler(r, &h[i], hh->conf) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - - continue; - } - - if (ngx_http_upstream_copy_header_line(r, &h[i], 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_DONE; - } - } - - if (r->headers_out.server && r->headers_out.server->value.data == NULL) { - r->headers_out.server->hash = 0; - } - - if (r->headers_out.date && r->headers_out.date->value.data == NULL) { - r->headers_out.date->hash = 0; - } - - r->headers_out.status = u->headers_in.status_n; - r->headers_out.status_line = u->headers_in.status_line; - - r->headers_out.content_length_n = u->headers_in.content_length_n; - - r->disable_not_modified = !u->cacheable; - - if (u->conf->force_ranges) { - r->allow_ranges = 1; - r->single_range = 1; - -#if (NGX_HTTP_CACHE) - if (r->cached) { - r->single_range = 0; - } -#endif - } - - u->length = -1; - - return NGX_OK; -} - - -static void -ngx_http_upstream_process_body_in_memory(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_event_t *rev; - ngx_connection_t *c; - - c = u->peer.connection; - rev = c->read; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process body on memory"); - - if (rev->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_GATEWAY_TIME_OUT); - return; - } - - b = &u->buffer; - - for ( ;; ) { - - size = b->end - b->last; - - if (size == 0) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "upstream buffer is too small to read response"); - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - n = c->recv(c, b->last, size); - - if (n == NGX_AGAIN) { - break; - } - - if (n == 0 || n == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, n); - return; - } - - u->state->bytes_received += n; - u->state->response_length += n; - - if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (!rev->ready) { - break; - } - } - - if (u->length == 0) { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (rev->active) { - ngx_add_timer(rev, u->conf->read_timeout); - - } else if (rev->timer_set) { - ngx_del_timer(rev); - } -} - - -static void -ngx_http_upstream_send_response(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - int tcp_nodelay; - ssize_t n; - ngx_int_t rc; - ngx_event_pipe_t *p; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - rc = ngx_http_send_header(r); - - if (rc == NGX_ERROR || rc > NGX_OK || r->post_action) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - u->header_sent = 1; - - if (u->upgrade) { - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - -#endif - - ngx_http_upstream_upgrade(r, u); - return; - } - - c = r->connection; - - if (r->header_only) { - - if (!u->buffering) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - if (!u->cacheable && !u->store) { - ngx_http_upstream_finalize_request(r, u, rc); - return; - } - - u->pipe->downstream_error = 1; - } - - if (r->request_body && r->request_body->temp_file) { - ngx_pool_run_cleanup_file(r->pool, r->request_body->temp_file->file.fd); - r->request_body->temp_file->file.fd = NGX_INVALID_FILE; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (!u->buffering) { - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - -#endif - - if (u->input_filter == NULL) { - u->input_filter_init = ngx_http_upstream_non_buffered_filter_init; - u->input_filter = ngx_http_upstream_non_buffered_filter; - u->input_filter_ctx = r; - } - - u->read_event_handler = ngx_http_upstream_process_non_buffered_upstream; - r->write_event_handler = - ngx_http_upstream_process_non_buffered_downstream; - - r->limit_rate = 0; - - if (u->input_filter_init(u->input_filter_ctx) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (clcf->tcp_nodelay && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); - - tcp_nodelay = 1; - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) == -1) - { - ngx_connection_error(c, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - c->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - - n = u->buffer.last - u->buffer.pos; - - if (n) { - u->buffer.last = u->buffer.pos; - - u->state->response_length += n; - - if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - ngx_http_upstream_process_non_buffered_downstream(r); - - } else { - u->buffer.pos = u->buffer.start; - u->buffer.last = u->buffer.start; - - if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (u->peer.connection->read->ready || u->length == 0) { - ngx_http_upstream_process_non_buffered_upstream(r, u); - } - } - - return; - } - - /* TODO: preallocate event_pipe bufs, look "Content-Length" */ - -#if (NGX_HTTP_CACHE) - - if (r->cache && r->cache->file.fd != NGX_INVALID_FILE) { - ngx_pool_run_cleanup_file(r->pool, r->cache->file.fd); - r->cache->file.fd = NGX_INVALID_FILE; - } - - switch (ngx_http_test_predicates(r, u->conf->no_cache)) { - - case NGX_ERROR: - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - - case NGX_DECLINED: - u->cacheable = 0; - break; - - default: /* NGX_OK */ - - if (u->cache_status == NGX_HTTP_CACHE_BYPASS) { - - /* create cache if previously bypassed */ - - if (ngx_http_file_cache_create(r) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - break; - } - - if (u->cacheable) { - time_t now, valid; - - now = ngx_time(); - - valid = r->cache->valid_sec; - - if (valid == 0) { - valid = ngx_http_file_cache_valid(u->conf->cache_valid, - u->headers_in.status_n); - if (valid) { - r->cache->valid_sec = now + valid; - } - } - - if (valid) { - r->cache->date = now; - r->cache->body_start = (u_short) (u->buffer.pos - u->buffer.start); - - if (u->headers_in.status_n == NGX_HTTP_OK - || u->headers_in.status_n == NGX_HTTP_PARTIAL_CONTENT) - { - r->cache->last_modified = u->headers_in.last_modified_time; - - if (u->headers_in.etag) { - r->cache->etag = u->headers_in.etag->value; - - } else { - ngx_str_null(&r->cache->etag); - } - - } else { - r->cache->last_modified = -1; - ngx_str_null(&r->cache->etag); - } - - if (ngx_http_file_cache_set_header(r, u->buffer.start) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - } else { - u->cacheable = 0; - } - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http cacheable: %d", u->cacheable); - - if (u->cacheable == 0 && r->cache) { - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - - if (r->header_only && !u->cacheable && !u->store) { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - -#endif - - p = u->pipe; - - p->output_filter = ngx_http_upstream_output_filter; - p->output_ctx = r; - p->tag = u->output.tag; - p->bufs = u->conf->bufs; - p->busy_size = u->conf->busy_buffers_size; - p->upstream = u->peer.connection; - p->downstream = c; - p->pool = r->pool; - p->log = c->log; - p->limit_rate = u->conf->limit_rate; - p->start_sec = ngx_time(); - - p->cacheable = u->cacheable || u->store; - - p->temp_file = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); - if (p->temp_file == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - p->temp_file->file.fd = NGX_INVALID_FILE; - p->temp_file->file.log = c->log; - p->temp_file->path = u->conf->temp_path; - p->temp_file->pool = r->pool; - - if (p->cacheable) { - p->temp_file->persistent = 1; - -#if (NGX_HTTP_CACHE) - if (r->cache && !r->cache->file_cache->use_temp_path) { - p->temp_file->path = r->cache->file_cache->path; - p->temp_file->file.name = r->cache->file.name; - } -#endif - - } else { - p->temp_file->log_level = NGX_LOG_WARN; - p->temp_file->warn = "an upstream response is buffered " - "to a temporary file"; - } - - p->max_temp_file_size = u->conf->max_temp_file_size; - p->temp_file_write_size = u->conf->temp_file_write_size; - -#if (NGX_THREADS) - if (clcf->aio == NGX_HTTP_AIO_THREADS && clcf->aio_write) { - p->thread_handler = ngx_http_upstream_thread_handler; - p->thread_ctx = r; - } -#endif - - p->preread_bufs = ngx_alloc_chain_link(r->pool); - if (p->preread_bufs == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - p->preread_bufs->buf = &u->buffer; - p->preread_bufs->next = NULL; - u->buffer.recycled = 1; - - p->preread_size = u->buffer.last - u->buffer.pos; - - if (u->cacheable) { - - p->buf_to_file = ngx_calloc_buf(r->pool); - if (p->buf_to_file == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - p->buf_to_file->start = u->buffer.start; - p->buf_to_file->pos = u->buffer.start; - p->buf_to_file->last = u->buffer.pos; - p->buf_to_file->temporary = 1; - } - - if (ngx_event_flags & NGX_USE_IOCP_EVENT) { - /* the posted aio operation may corrupt a shadow buffer */ - p->single_buf = 1; - } - - /* TODO: p->free_bufs = 0 if use ngx_create_chain_of_bufs() */ - p->free_bufs = 1; - - /* - * event_pipe would do u->buffer.last += p->preread_size - * as though these bytes were read - */ - u->buffer.last = u->buffer.pos; - - if (u->conf->cyclic_temp_file) { - - /* - * we need to disable the use of sendfile() if we use cyclic temp file - * because the writing a new data may interfere with sendfile() - * that uses the same kernel file pages (at least on FreeBSD) - */ - - p->cyclic_temp_file = 1; - c->sendfile = 0; - - } else { - p->cyclic_temp_file = 0; - } - - p->read_timeout = u->conf->read_timeout; - p->send_timeout = clcf->send_timeout; - p->send_lowat = clcf->send_lowat; - - p->length = -1; - - if (u->input_filter_init - && u->input_filter_init(p->input_ctx) != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - u->read_event_handler = ngx_http_upstream_process_upstream; - r->write_event_handler = ngx_http_upstream_process_downstream; - - ngx_http_upstream_process_upstream(r, u); -} - - -static void -ngx_http_upstream_upgrade(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - int tcp_nodelay; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - /* TODO: prevent upgrade if not requested or not possible */ - - r->keepalive = 0; - c->log->action = "proxying upgraded connection"; - - u->read_event_handler = ngx_http_upstream_upgraded_read_upstream; - u->write_event_handler = ngx_http_upstream_upgraded_write_upstream; - r->read_event_handler = ngx_http_upstream_upgraded_read_downstream; - r->write_event_handler = ngx_http_upstream_upgraded_write_downstream; - - if (clcf->tcp_nodelay) { - tcp_nodelay = 1; - - if (c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) == -1) - { - ngx_connection_error(c, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - c->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - - if (u->peer.connection->tcp_nodelay == NGX_TCP_NODELAY_UNSET) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, u->peer.connection->log, 0, - "tcp_nodelay"); - - if (setsockopt(u->peer.connection->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) == -1) - { - ngx_connection_error(u->peer.connection, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - u->peer.connection->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - } - - if (ngx_http_send_special(r, NGX_HTTP_FLUSH) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (u->peer.connection->read->ready - || u->buffer.pos != u->buffer.last) - { - ngx_post_event(c->read, &ngx_posted_events); - ngx_http_upstream_process_upgraded(r, 1, 1); - return; - } - - ngx_http_upstream_process_upgraded(r, 0, 1); -} - - -static void -ngx_http_upstream_upgraded_read_downstream(ngx_http_request_t *r) -{ - ngx_http_upstream_process_upgraded(r, 0, 0); -} - - -static void -ngx_http_upstream_upgraded_write_downstream(ngx_http_request_t *r) -{ - ngx_http_upstream_process_upgraded(r, 1, 1); -} - - -static void -ngx_http_upstream_upgraded_read_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_http_upstream_process_upgraded(r, 1, 0); -} - - -static void -ngx_http_upstream_upgraded_write_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_http_upstream_process_upgraded(r, 0, 1); -} - - -static void -ngx_http_upstream_process_upgraded(ngx_http_request_t *r, - ngx_uint_t from_upstream, ngx_uint_t do_write) -{ - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_connection_t *c, *downstream, *upstream, *dst, *src; - ngx_http_upstream_t *u; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - u = r->upstream; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process upgraded, fu:%ui", from_upstream); - - downstream = c; - upstream = u->peer.connection; - - if (downstream->write->timedout) { - c->timedout = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - if (upstream->read->timedout || upstream->write->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_GATEWAY_TIME_OUT); - return; - } - - if (from_upstream) { - src = upstream; - dst = downstream; - b = &u->buffer; - - } else { - src = downstream; - dst = upstream; - b = &u->from_client; - - if (r->header_in->last > r->header_in->pos) { - b = r->header_in; - b->end = b->last; - do_write = 1; - } - - if (b->start == NULL) { - b->start = ngx_palloc(r->pool, u->conf->buffer_size); - if (b->start == NULL) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - b->pos = b->start; - b->last = b->start; - b->end = b->start + u->conf->buffer_size; - b->temporary = 1; - b->tag = u->output.tag; - } - } - - for ( ;; ) { - - if (do_write) { - - size = b->last - b->pos; - - if (size && dst->write->ready) { - - n = dst->send(dst, b->pos, size); - - if (n == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (n > 0) { - b->pos += n; - - if (b->pos == b->last) { - b->pos = b->start; - b->last = b->start; - } - } - } - } - - size = b->end - b->last; - - if (size && src->read->ready) { - - n = src->recv(src, b->last, size); - - if (n == NGX_AGAIN || n == 0) { - break; - } - - if (n > 0) { - do_write = 1; - b->last += n; - - if (from_upstream) { - u->state->bytes_received += n; - } - - continue; - } - - if (n == NGX_ERROR) { - src->read->eof = 1; - } - } - - break; - } - - if ((upstream->read->eof && u->buffer.pos == u->buffer.last) - || (downstream->read->eof && u->from_client.pos == u->from_client.last) - || (downstream->read->eof && upstream->read->eof)) - { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream upgraded done"); - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (ngx_handle_write_event(upstream->write, u->conf->send_lowat) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (upstream->write->active && !upstream->write->ready) { - ngx_add_timer(upstream->write, u->conf->send_timeout); - - } else if (upstream->write->timer_set) { - ngx_del_timer(upstream->write); - } - - if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (upstream->read->active && !upstream->read->ready) { - ngx_add_timer(upstream->read, u->conf->read_timeout); - - } else if (upstream->read->timer_set) { - ngx_del_timer(upstream->read); - } - - if (ngx_handle_write_event(downstream->write, clcf->send_lowat) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (ngx_handle_read_event(downstream->read, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (downstream->write->active && !downstream->write->ready) { - ngx_add_timer(downstream->write, clcf->send_timeout); - - } else if (downstream->write->timer_set) { - ngx_del_timer(downstream->write); - } -} - - -static void -ngx_http_upstream_process_non_buffered_downstream(ngx_http_request_t *r) -{ - ngx_event_t *wev; - ngx_connection_t *c; - ngx_http_upstream_t *u; - - c = r->connection; - u = r->upstream; - wev = c->write; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process non buffered downstream"); - - c->log->action = "sending to client"; - - if (wev->timedout) { - c->timedout = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - ngx_http_upstream_process_non_buffered_request(r, 1); -} - - -static void -ngx_http_upstream_process_non_buffered_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_connection_t *c; - - c = u->peer.connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process non buffered upstream"); - - c->log->action = "reading upstream"; - - if (c->read->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_GATEWAY_TIME_OUT); - return; - } - - ngx_http_upstream_process_non_buffered_request(r, 0); -} - - -static void -ngx_http_upstream_process_non_buffered_request(ngx_http_request_t *r, - ngx_uint_t do_write) -{ - size_t size; - ssize_t n; - ngx_buf_t *b; - ngx_int_t rc; - ngx_connection_t *downstream, *upstream; - ngx_http_upstream_t *u; - ngx_http_core_loc_conf_t *clcf; - - u = r->upstream; - downstream = r->connection; - upstream = u->peer.connection; - - b = &u->buffer; - - do_write = do_write || u->length == 0; - - for ( ;; ) { - - if (do_write) { - - if (u->out_bufs || u->busy_bufs) { - rc = ngx_http_output_filter(r, u->out_bufs); - - if (rc == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - ngx_chain_update_chains(r->pool, &u->free_bufs, &u->busy_bufs, - &u->out_bufs, u->output.tag); - } - - if (u->busy_bufs == NULL) { - - if (u->length == 0 - || (upstream->read->eof && u->length == -1)) - { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - if (upstream->read->eof) { - ngx_log_error(NGX_LOG_ERR, upstream->log, 0, - "upstream prematurely closed connection"); - - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_BAD_GATEWAY); - return; - } - - if (upstream->read->error) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_BAD_GATEWAY); - return; - } - - b->pos = b->start; - b->last = b->start; - } - } - - size = b->end - b->last; - - if (size && upstream->read->ready) { - - n = upstream->recv(upstream, b->last, size); - - if (n == NGX_AGAIN) { - break; - } - - if (n > 0) { - u->state->bytes_received += n; - u->state->response_length += n; - - if (u->input_filter(u->input_filter_ctx, n) == NGX_ERROR) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - do_write = 1; - - continue; - } - - break; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (downstream->data == r) { - if (ngx_handle_write_event(downstream->write, clcf->send_lowat) - != NGX_OK) - { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - if (downstream->write->active && !downstream->write->ready) { - ngx_add_timer(downstream->write, clcf->send_timeout); - - } else if (downstream->write->timer_set) { - ngx_del_timer(downstream->write); - } - - if (ngx_handle_read_event(upstream->read, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - - if (upstream->read->active && !upstream->read->ready) { - ngx_add_timer(upstream->read, u->conf->read_timeout); - - } else if (upstream->read->timer_set) { - ngx_del_timer(upstream->read); - } -} - - -static ngx_int_t -ngx_http_upstream_non_buffered_filter_init(void *data) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_non_buffered_filter(void *data, ssize_t bytes) -{ - ngx_http_request_t *r = data; - - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_upstream_t *u; - - u = r->upstream; - - for (cl = u->out_bufs, ll = &u->out_bufs; cl; cl = cl->next) { - ll = &cl->next; - } - - cl = ngx_chain_get_free_buf(r->pool, &u->free_bufs); - if (cl == NULL) { - return NGX_ERROR; - } - - *ll = cl; - - cl->buf->flush = 1; - cl->buf->memory = 1; - - b = &u->buffer; - - cl->buf->pos = b->last; - b->last += bytes; - cl->buf->last = b->last; - cl->buf->tag = u->output.tag; - - if (u->length == -1) { - return NGX_OK; - } - - u->length -= bytes; - - return NGX_OK; -} - - -#if (NGX_THREADS) - -static ngx_int_t -ngx_http_upstream_thread_handler(ngx_thread_task_t *task, ngx_file_t *file) -{ - ngx_str_t name; - ngx_event_pipe_t *p; - ngx_thread_pool_t *tp; - ngx_http_request_t *r; - ngx_http_core_loc_conf_t *clcf; - - r = file->thread_ctx; - p = r->upstream->pipe; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - tp = clcf->thread_pool; - - if (tp == NULL) { - if (ngx_http_complex_value(r, clcf->thread_pool_value, &name) - != NGX_OK) - { - return NGX_ERROR; - } - - tp = ngx_thread_pool_get((ngx_cycle_t *) ngx_cycle, &name); - - if (tp == NULL) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "thread pool \"%V\" not found", &name); - return NGX_ERROR; - } - } - - task->event.data = r; - task->event.handler = ngx_http_upstream_thread_event_handler; - - if (ngx_thread_task_post(tp, task) != NGX_OK) { - return NGX_ERROR; - } - - r->main->blocked++; - r->aio = 1; - p->aio = 1; - - return NGX_OK; -} - - -static void -ngx_http_upstream_thread_event_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_http_request_t *r; - - r = ev->data; - c = r->connection; - - ngx_http_set_log_request(c->log, r); - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream thread: \"%V?%V\"", &r->uri, &r->args); - - r->main->blocked--; - r->aio = 0; - - if (r->done) { - /* - * trigger connection event handler if the subrequest was - * already finalized; this can happen if the handler is used - * for sendfile() in threads - */ - - c->write->handler(c->write); - - } else { - r->write_event_handler(r); - ngx_http_run_posted_requests(c); - } -} - -#endif - - -static ngx_int_t -ngx_http_upstream_output_filter(void *data, ngx_chain_t *chain) -{ - ngx_int_t rc; - ngx_event_pipe_t *p; - ngx_http_request_t *r; - - r = data; - p = r->upstream->pipe; - - rc = ngx_http_output_filter(r, chain); - - p->aio = r->aio; - - return rc; -} - - -static void -ngx_http_upstream_process_downstream(ngx_http_request_t *r) -{ - ngx_event_t *wev; - ngx_connection_t *c; - ngx_event_pipe_t *p; - ngx_http_upstream_t *u; - - c = r->connection; - u = r->upstream; - p = u->pipe; - wev = c->write; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process downstream"); - - c->log->action = "sending to client"; - -#if (NGX_THREADS) - p->aio = r->aio; -#endif - - if (wev->timedout) { - - p->downstream_error = 1; - c->timedout = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "client timed out"); - - } else { - - if (wev->delayed) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http downstream delayed"); - - if (ngx_handle_write_event(wev, p->send_lowat) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - } - - return; - } - - if (ngx_event_pipe(p, 1) == NGX_ABORT) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - ngx_http_upstream_process_request(r, u); -} - - -static void -ngx_http_upstream_process_upstream(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_event_t *rev; - ngx_event_pipe_t *p; - ngx_connection_t *c; - - c = u->peer.connection; - p = u->pipe; - rev = c->read; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream process upstream"); - - c->log->action = "reading upstream"; - - if (rev->timedout) { - - p->upstream_error = 1; - ngx_connection_error(c, NGX_ETIMEDOUT, "upstream timed out"); - - } else { - - if (rev->delayed) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http upstream delayed"); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - } - - return; - } - - if (ngx_event_pipe(p, 0) == NGX_ABORT) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - ngx_http_upstream_process_request(r, u); -} - - -static void -ngx_http_upstream_process_request(ngx_http_request_t *r, - ngx_http_upstream_t *u) -{ - ngx_temp_file_t *tf; - ngx_event_pipe_t *p; - - p = u->pipe; - -#if (NGX_THREADS) - - if (p->writing && !p->aio) { - - /* - * make sure to call ngx_event_pipe() - * if there is an incomplete aio write - */ - - if (ngx_event_pipe(p, 1) == NGX_ABORT) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - return; - } - } - - if (p->writing) { - return; - } - -#endif - - if (u->peer.connection) { - - if (u->store) { - - if (p->upstream_eof || p->upstream_done) { - - tf = p->temp_file; - - if (u->headers_in.status_n == NGX_HTTP_OK - && (p->upstream_done || p->length == -1) - && (u->headers_in.content_length_n == -1 - || u->headers_in.content_length_n == tf->offset)) - { - ngx_http_upstream_store(r, u); - } - } - } - -#if (NGX_HTTP_CACHE) - - if (u->cacheable) { - - if (p->upstream_done) { - ngx_http_file_cache_update(r, p->temp_file); - - } else if (p->upstream_eof) { - - tf = p->temp_file; - - if (p->length == -1 - && (u->headers_in.content_length_n == -1 - || u->headers_in.content_length_n - == tf->offset - (off_t) r->cache->body_start)) - { - ngx_http_file_cache_update(r, tf); - - } else { - ngx_http_file_cache_free(r->cache, tf); - } - - } else if (p->upstream_error) { - ngx_http_file_cache_free(r->cache, p->temp_file); - } - } - -#endif - - if (p->upstream_done || p->upstream_eof || p->upstream_error) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream exit: %p", p->out); - - if (p->upstream_done - || (p->upstream_eof && p->length == -1)) - { - ngx_http_upstream_finalize_request(r, u, 0); - return; - } - - if (p->upstream_eof) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "upstream prematurely closed connection"); - } - - ngx_http_upstream_finalize_request(r, u, NGX_HTTP_BAD_GATEWAY); - return; - } - } - - if (p->downstream_error) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream downstream error"); - - if (!u->cacheable && !u->store && u->peer.connection) { - ngx_http_upstream_finalize_request(r, u, NGX_ERROR); - } - } -} - - -static void -ngx_http_upstream_store(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - size_t root; - time_t lm; - ngx_str_t path; - ngx_temp_file_t *tf; - ngx_ext_rename_file_t ext; - - tf = u->pipe->temp_file; - - if (tf->file.fd == NGX_INVALID_FILE) { - - /* create file for empty 200 response */ - - tf = ngx_pcalloc(r->pool, sizeof(ngx_temp_file_t)); - if (tf == NULL) { - return; - } - - tf->file.fd = NGX_INVALID_FILE; - tf->file.log = r->connection->log; - tf->path = u->conf->temp_path; - tf->pool = r->pool; - tf->persistent = 1; - - if (ngx_create_temp_file(&tf->file, tf->path, tf->pool, - tf->persistent, tf->clean, tf->access) - != NGX_OK) - { - return; - } - - u->pipe->temp_file = tf; - } - - ext.access = u->conf->store_access; - ext.path_access = u->conf->store_access; - ext.time = -1; - ext.create_path = 1; - ext.delete_file = 1; - ext.log = r->connection->log; - - if (u->headers_in.last_modified) { - - lm = ngx_parse_http_time(u->headers_in.last_modified->value.data, - u->headers_in.last_modified->value.len); - - if (lm != NGX_ERROR) { - ext.time = lm; - ext.fd = tf->file.fd; - } - } - - if (u->conf->store_lengths == NULL) { - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - return; - } - - } else { - if (ngx_http_script_run(r, &path, u->conf->store_lengths->elts, 0, - u->conf->store_values->elts) - == NULL) - { - return; - } - } - - path.len--; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "upstream stores \"%s\" to \"%s\"", - tf->file.name.data, path.data); - - (void) ngx_ext_rename_file(&tf->file.name, &path, &ext); - - u->store = 0; -} - - -static void -ngx_http_upstream_dummy_handler(ngx_http_request_t *r, ngx_http_upstream_t *u) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream dummy handler"); -} - - -static void -ngx_http_upstream_next(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_uint_t ft_type) -{ - ngx_msec_t timeout; - ngx_uint_t status, state; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http next upstream, %xi", ft_type); - - if (u->peer.sockaddr) { - - if (ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_403 - || ft_type == NGX_HTTP_UPSTREAM_FT_HTTP_404) - { - state = NGX_PEER_NEXT; - - } else { - state = NGX_PEER_FAILED; - } - - u->peer.free(&u->peer, u->peer.data, state); - u->peer.sockaddr = NULL; - } - - if (ft_type == NGX_HTTP_UPSTREAM_FT_TIMEOUT) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, NGX_ETIMEDOUT, - "upstream timed out"); - } - - if (u->peer.cached && ft_type == NGX_HTTP_UPSTREAM_FT_ERROR) { - /* TODO: inform balancer instead */ - u->peer.tries++; - } - - switch (ft_type) { - - case NGX_HTTP_UPSTREAM_FT_TIMEOUT: - status = NGX_HTTP_GATEWAY_TIME_OUT; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_500: - status = NGX_HTTP_INTERNAL_SERVER_ERROR; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_403: - status = NGX_HTTP_FORBIDDEN; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_404: - status = NGX_HTTP_NOT_FOUND; - break; - - case NGX_HTTP_UPSTREAM_FT_HTTP_429: - status = NGX_HTTP_TOO_MANY_REQUESTS; - break; - - /* - * NGX_HTTP_UPSTREAM_FT_BUSY_LOCK and NGX_HTTP_UPSTREAM_FT_MAX_WAITING - * never reach here - */ - - default: - status = NGX_HTTP_BAD_GATEWAY; - } - - if (r->connection->error) { - ngx_http_upstream_finalize_request(r, u, - NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } - - u->state->status = status; - - timeout = u->conf->next_upstream_timeout; - - if (u->request_sent - && (r->method & (NGX_HTTP_POST|NGX_HTTP_LOCK|NGX_HTTP_PATCH))) - { - ft_type |= NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT; - } - - if (u->peer.tries == 0 - || ((u->conf->next_upstream & ft_type) != ft_type) - || (u->request_sent && r->request_body_no_buffering) - || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) - { -#if (NGX_HTTP_CACHE) - - if (u->cache_status == NGX_HTTP_CACHE_EXPIRED - && ((u->conf->cache_use_stale & ft_type) || r->cache->stale_error)) - { - ngx_int_t rc; - - rc = u->reinit_request(r); - - if (rc == NGX_OK) { - u->cache_status = NGX_HTTP_CACHE_STALE; - rc = ngx_http_upstream_cache_send(r, u); - } - - ngx_http_upstream_finalize_request(r, u, rc); - return; - } -#endif - - ngx_http_upstream_finalize_request(r, u, status); - return; - } - - if (u->peer.connection) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "close http upstream connection: %d", - u->peer.connection->fd); -#if (NGX_HTTP_SSL) - - if (u->peer.connection->ssl) { - u->peer.connection->ssl->no_wait_shutdown = 1; - u->peer.connection->ssl->no_send_shutdown = 1; - - (void) ngx_ssl_shutdown(u->peer.connection); - } -#endif - - if (u->peer.connection->pool) { - ngx_destroy_pool(u->peer.connection->pool); - } - - ngx_close_connection(u->peer.connection); - u->peer.connection = NULL; - } - - ngx_http_upstream_connect(r, u); -} - - -static void -ngx_http_upstream_cleanup(void *data) -{ - ngx_http_request_t *r = data; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "cleanup http upstream request: \"%V\"", &r->uri); - - ngx_http_upstream_finalize_request(r, r->upstream, NGX_DONE); -} - - -static void -ngx_http_upstream_finalize_request(ngx_http_request_t *r, - ngx_http_upstream_t *u, ngx_int_t rc) -{ - ngx_uint_t flush; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "finalize http upstream request: %i", rc); - - if (u->cleanup == NULL) { - /* the request was already finalized */ - ngx_http_finalize_request(r, NGX_DONE); - return; - } - - *u->cleanup = NULL; - u->cleanup = NULL; - - if (u->resolved && u->resolved->ctx) { - ngx_resolve_name_done(u->resolved->ctx); - u->resolved->ctx = NULL; - } - - if (u->state && u->state->response_time) { - u->state->response_time = ngx_current_msec - u->state->response_time; - - if (u->pipe && u->pipe->read_length) { - u->state->bytes_received += u->pipe->read_length - - u->pipe->preread_size; - u->state->response_length = u->pipe->read_length; - } - } - - u->finalize_request(r, rc); - - if (u->peer.free && u->peer.sockaddr) { - u->peer.free(&u->peer, u->peer.data, 0); - u->peer.sockaddr = NULL; - } - - if (u->peer.connection) { - -#if (NGX_HTTP_SSL) - - /* TODO: do not shutdown persistent connection */ - - if (u->peer.connection->ssl) { - - /* - * We send the "close notify" shutdown alert to the upstream only - * and do not wait its "close notify" shutdown alert. - * It is acceptable according to the TLS standard. - */ - - u->peer.connection->ssl->no_wait_shutdown = 1; - - (void) ngx_ssl_shutdown(u->peer.connection); - } -#endif - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "close http upstream connection: %d", - u->peer.connection->fd); - - if (u->peer.connection->pool) { - ngx_destroy_pool(u->peer.connection->pool); - } - - ngx_close_connection(u->peer.connection); - } - - u->peer.connection = NULL; - - if (u->pipe && u->pipe->temp_file) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http upstream temp fd: %d", - u->pipe->temp_file->file.fd); - } - - if (u->store && u->pipe && u->pipe->temp_file - && u->pipe->temp_file->file.fd != NGX_INVALID_FILE) - { - if (ngx_delete_file(u->pipe->temp_file->file.name.data) - == NGX_FILE_ERROR) - { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_delete_file_n " \"%s\" failed", - u->pipe->temp_file->file.name.data); - } - } - -#if (NGX_HTTP_CACHE) - - if (r->cache) { - - if (u->cacheable) { - - if (rc == NGX_HTTP_BAD_GATEWAY || rc == NGX_HTTP_GATEWAY_TIME_OUT) { - time_t valid; - - valid = ngx_http_file_cache_valid(u->conf->cache_valid, rc); - - if (valid) { - r->cache->valid_sec = ngx_time() + valid; - r->cache->error = rc; - } - } - } - - ngx_http_file_cache_free(r->cache, u->pipe->temp_file); - } - -#endif - - if (r->subrequest_in_memory - && u->headers_in.status_n >= NGX_HTTP_SPECIAL_RESPONSE) - { - u->buffer.last = u->buffer.pos; - } - - r->read_event_handler = ngx_http_block_reading; - - if (rc == NGX_DECLINED) { - return; - } - - r->connection->log->action = "sending to client"; - - if (!u->header_sent - || rc == NGX_HTTP_REQUEST_TIME_OUT - || rc == NGX_HTTP_CLIENT_CLOSED_REQUEST - || (u->pipe && u->pipe->downstream_error)) - { - ngx_http_finalize_request(r, rc); - return; - } - - flush = 0; - - if (rc >= NGX_HTTP_SPECIAL_RESPONSE) { - rc = NGX_ERROR; - flush = 1; - } - - if (r->header_only) { - ngx_http_finalize_request(r, rc); - return; - } - - if (rc == 0) { - rc = ngx_http_send_special(r, NGX_HTTP_LAST); - - } else if (flush) { - r->keepalive = 0; - rc = ngx_http_send_special(r, NGX_HTTP_FLUSH); - } - - ngx_http_finalize_request(r, rc); -} - - -static ngx_int_t -ngx_http_upstream_process_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t **ph; - - ph = (ngx_table_elt_t **) ((char *) &r->upstream->headers_in + offset); - - if (*ph == NULL) { - *ph = h; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_ignore_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_content_length(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - - u->headers_in.content_length = h; - u->headers_in.content_length_n = ngx_atoof(h->value.data, h->value.len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_last_modified(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - - u->headers_in.last_modified = h; - -#if (NGX_HTTP_CACHE) - - if (u->cacheable) { - u->headers_in.last_modified_time = ngx_parse_http_time(h->value.data, - h->value.len); - } - -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_array_t *pa; - ngx_table_elt_t **ph; - ngx_http_upstream_t *u; - - u = r->upstream; - pa = &u->headers_in.cookies; - - if (pa->elts == NULL) { - if (ngx_array_init(pa, r->pool, 1, sizeof(ngx_table_elt_t *)) != NGX_OK) - { - return NGX_ERROR; - } - } - - ph = ngx_array_push(pa); - if (ph == NULL) { - return NGX_ERROR; - } - - *ph = h; - -#if (NGX_HTTP_CACHE) - if (!(u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_SET_COOKIE)) { - u->cacheable = 0; - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_cache_control(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_array_t *pa; - ngx_table_elt_t **ph; - ngx_http_upstream_t *u; - - u = r->upstream; - pa = &u->headers_in.cache_control; - - if (pa->elts == NULL) { - if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) - { - return NGX_ERROR; - } - } - - ph = ngx_array_push(pa); - if (ph == NULL) { - return NGX_ERROR; - } - - *ph = h; - -#if (NGX_HTTP_CACHE) - { - u_char *p, *start, *last; - ngx_int_t n; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - if (r->cache->valid_sec != 0 && u->headers_in.x_accel_expires != NULL) { - return NGX_OK; - } - - start = h->value.data; - last = start + h->value.len; - - if (ngx_strlcasestrn(start, last, (u_char *) "no-cache", 8 - 1) != NULL - || ngx_strlcasestrn(start, last, (u_char *) "no-store", 8 - 1) != NULL - || ngx_strlcasestrn(start, last, (u_char *) "private", 7 - 1) != NULL) - { - u->cacheable = 0; - return NGX_OK; - } - - p = ngx_strlcasestrn(start, last, (u_char *) "s-maxage=", 9 - 1); - offset = 9; - - if (p == NULL) { - p = ngx_strlcasestrn(start, last, (u_char *) "max-age=", 8 - 1); - offset = 8; - } - - if (p) { - n = 0; - - for (p += offset; p < last; p++) { - if (*p == ',' || *p == ';' || *p == ' ') { - break; - } - - if (*p >= '0' && *p <= '9') { - n = n * 10 + *p - '0'; - continue; - } - - u->cacheable = 0; - return NGX_OK; - } - - if (n == 0) { - u->cacheable = 0; - return NGX_OK; - } - - r->cache->valid_sec = ngx_time() + n; - } - - p = ngx_strlcasestrn(start, last, (u_char *) "stale-while-revalidate=", - 23 - 1); - - if (p) { - n = 0; - - for (p += 23; p < last; p++) { - if (*p == ',' || *p == ';' || *p == ' ') { - break; - } - - if (*p >= '0' && *p <= '9') { - n = n * 10 + *p - '0'; - continue; - } - - u->cacheable = 0; - return NGX_OK; - } - - r->cache->updating_sec = n; - r->cache->error_sec = n; - } - - p = ngx_strlcasestrn(start, last, (u_char *) "stale-if-error=", 15 - 1); - - if (p) { - n = 0; - - for (p += 15; p < last; p++) { - if (*p == ',' || *p == ';' || *p == ' ') { - break; - } - - if (*p >= '0' && *p <= '9') { - n = n * 10 + *p - '0'; - continue; - } - - u->cacheable = 0; - return NGX_OK; - } - - r->cache->error_sec = n; - } - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_expires(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.expires = h; - -#if (NGX_HTTP_CACHE) - { - time_t expires; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_EXPIRES) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - if (r->cache->valid_sec != 0) { - return NGX_OK; - } - - expires = ngx_parse_http_time(h->value.data, h->value.len); - - if (expires == NGX_ERROR || expires < ngx_time()) { - u->cacheable = 0; - return NGX_OK; - } - - r->cache->valid_sec = expires; - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_accel_expires(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.x_accel_expires = h; - -#if (NGX_HTTP_CACHE) - { - u_char *p; - size_t len; - ngx_int_t n; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - len = h->value.len; - p = h->value.data; - - if (p[0] != '@') { - n = ngx_atoi(p, len); - - switch (n) { - case 0: - u->cacheable = 0; - /* fall through */ - - case NGX_ERROR: - return NGX_OK; - - default: - r->cache->valid_sec = ngx_time() + n; - return NGX_OK; - } - } - - p++; - len--; - - n = ngx_atoi(p, len); - - if (n != NGX_ERROR) { - r->cache->valid_sec = n; - } - } -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_limit_rate(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t n; - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.x_accel_limit_rate = h; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE) { - return NGX_OK; - } - - n = ngx_atoi(h->value.data, h->value.len); - - if (n != NGX_ERROR) { - r->limit_rate = (size_t) n; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_buffering(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char c0, c1, c2; - ngx_http_upstream_t *u; - - u = r->upstream; - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING) { - return NGX_OK; - } - - if (u->conf->change_buffering) { - - if (h->value.len == 2) { - c0 = ngx_tolower(h->value.data[0]); - c1 = ngx_tolower(h->value.data[1]); - - if (c0 == 'n' && c1 == 'o') { - u->buffering = 0; - } - - } else if (h->value.len == 3) { - c0 = ngx_tolower(h->value.data[0]); - c1 = ngx_tolower(h->value.data[1]); - c2 = ngx_tolower(h->value.data[2]); - - if (c0 == 'y' && c1 == 'e' && c2 == 's') { - u->buffering = 1; - } - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_charset(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - if (r->upstream->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_XA_CHARSET) { - return NGX_OK; - } - - r->headers_out.override_charset = &h->value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_connection(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - r->upstream->headers_in.connection = h; - - if (ngx_strlcasestrn(h->value.data, h->value.data + h->value.len, - (u_char *) "close", 5 - 1) - != NULL) - { - r->upstream->headers_in.connection_close = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_transfer_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - r->upstream->headers_in.transfer_encoding = h; - - if (ngx_strlcasestrn(h->value.data, h->value.data + h->value.len, - (u_char *) "chunked", 7 - 1) - != NULL) - { - r->upstream->headers_in.chunked = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_process_vary(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_http_upstream_t *u; - - u = r->upstream; - u->headers_in.vary = h; - -#if (NGX_HTTP_CACHE) - - if (u->conf->ignore_headers & NGX_HTTP_UPSTREAM_IGN_VARY) { - return NGX_OK; - } - - if (r->cache == NULL) { - return NGX_OK; - } - - if (h->value.len > NGX_HTTP_CACHE_VARY_LEN - || (h->value.len == 1 && h->value.data[0] == '*')) - { - u->cacheable = 0; - } - - r->cache->vary = h->value; - -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_header_line(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t *ho, **ph; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (offset) { - ph = (ngx_table_elt_t **) ((char *) &r->headers_out + offset); - *ph = ho; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_multi_header_lines(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_array_t *pa; - ngx_table_elt_t *ho, **ph; - - pa = (ngx_array_t *) ((char *) &r->headers_out + offset); - - if (pa->elts == NULL) { - if (ngx_array_init(pa, r->pool, 2, sizeof(ngx_table_elt_t *)) != NGX_OK) - { - return NGX_ERROR; - } - } - - ph = ngx_array_push(pa); - if (ph == NULL) { - return NGX_ERROR; - } - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - *ph = ho; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_content_type(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char *p, *last; - - r->headers_out.content_type_len = h->value.len; - r->headers_out.content_type = h->value; - r->headers_out.content_type_lowcase = NULL; - - for (p = h->value.data; *p; p++) { - - if (*p != ';') { - continue; - } - - last = p; - - while (*++p == ' ') { /* void */ } - - if (*p == '\0') { - return NGX_OK; - } - - if (ngx_strncasecmp(p, (u_char *) "charset=", 8) != 0) { - continue; - } - - p += 8; - - r->headers_out.content_type_len = last - h->value.data; - - if (*p == '"') { - p++; - } - - last = h->value.data + h->value.len; - - if (*(last - 1) == '"') { - last--; - } - - r->headers_out.charset.len = last - p; - r->headers_out.charset.data = p; - - return NGX_OK; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_last_modified(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.last_modified = ho; - -#if (NGX_HTTP_CACHE) - - if (r->upstream->cacheable) { - r->headers_out.last_modified_time = - r->upstream->headers_in.last_modified_time; - } - -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_rewrite_location(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t rc; - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (r->upstream->rewrite_redirect) { - rc = r->upstream->rewrite_redirect(r, ho, 0); - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - - if (rc == NGX_OK) { - r->headers_out.location = ho; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewritten location: \"%V\"", &ho->value); - } - - return rc; - } - - if (ho->value.data[0] != '/') { - r->headers_out.location = ho; - } - - /* - * we do not set r->headers_out.location here to avoid handling - * relative redirects in ngx_http_header_filter() - */ - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_rewrite_refresh(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - u_char *p; - ngx_int_t rc; - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (r->upstream->rewrite_redirect) { - - p = ngx_strcasestrn(ho->value.data, "url=", 4 - 1); - - if (p) { - rc = r->upstream->rewrite_redirect(r, ho, p + 4 - ho->value.data); - - } else { - return NGX_OK; - } - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - - if (rc == NGX_OK) { - r->headers_out.refresh = ho; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewritten refresh: \"%V\"", &ho->value); - } - - return rc; - } - - r->headers_out.refresh = ho; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_rewrite_set_cookie(ngx_http_request_t *r, ngx_table_elt_t *h, - ngx_uint_t offset) -{ - ngx_int_t rc; - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - if (r->upstream->rewrite_cookie) { - rc = r->upstream->rewrite_cookie(r, ho); - - if (rc == NGX_DECLINED) { - return NGX_OK; - } - -#if (NGX_DEBUG) - if (rc == NGX_OK) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "rewritten cookie: \"%V\"", &ho->value); - } -#endif - - return rc; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_copy_allow_ranges(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_table_elt_t *ho; - - if (r->upstream->conf->force_ranges) { - return NGX_OK; - } - -#if (NGX_HTTP_CACHE) - - if (r->cached) { - r->allow_ranges = 1; - return NGX_OK; - } - - if (r->upstream->cacheable) { - r->allow_ranges = 1; - r->single_range = 1; - return NGX_OK; - } - -#endif - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.accept_ranges = ho; - - return NGX_OK; -} - - -#if (NGX_HTTP_GZIP) - -static ngx_int_t -ngx_http_upstream_copy_content_encoding(ngx_http_request_t *r, - ngx_table_elt_t *h, ngx_uint_t offset) -{ - ngx_table_elt_t *ho; - - ho = ngx_list_push(&r->headers_out.headers); - if (ho == NULL) { - return NGX_ERROR; - } - - *ho = *h; - - r->headers_out.content_encoding = ho; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_upstream_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_upstream_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_addr_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = 0; - state = r->upstream_states->elts; - - for (i = 0; i < r->upstream_states->nelts; i++) { - if (state[i].peer) { - len += state[i].peer->len + 2; - - } else { - len += 3; - } - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - - for ( ;; ) { - if (state[i].peer) { - p = ngx_cpymem(p, state[i].peer->data, state[i].peer->len); - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_status_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = r->upstream_states->nelts * (3 + 2); - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = r->upstream_states->elts; - - for ( ;; ) { - if (state[i].status) { - p = ngx_sprintf(p, "%ui", state[i].status); - - } else { - *p++ = '-'; - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_response_time_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_msec_int_t ms; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = r->upstream_states->nelts * (NGX_TIME_T_LEN + 4 + 2); - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = r->upstream_states->elts; - - for ( ;; ) { - if (state[i].status) { - - if (data == 1 && state[i].header_time != (ngx_msec_t) -1) { - ms = state[i].header_time; - - } else if (data == 2 && state[i].connect_time != (ngx_msec_t) -1) { - ms = state[i].connect_time; - - } else { - ms = state[i].response_time; - } - - ms = ngx_max(ms, 0); - p = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000); - - } else { - *p++ = '-'; - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_response_length_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_uint_t i; - ngx_http_upstream_state_t *state; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->upstream_states == NULL || r->upstream_states->nelts == 0) { - v->not_found = 1; - return NGX_OK; - } - - len = r->upstream_states->nelts * (NGX_OFF_T_LEN + 2); - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - - i = 0; - state = r->upstream_states->elts; - - for ( ;; ) { - - if (data == 1) { - p = ngx_sprintf(p, "%O", state[i].bytes_received); - - } else { - p = ngx_sprintf(p, "%O", state[i].response_length); - } - - if (++i == r->upstream_states->nelts) { - break; - } - - if (state[i].peer) { - *p++ = ','; - *p++ = ' '; - - } else { - *p++ = ' '; - *p++ = ':'; - *p++ = ' '; - - if (++i == r->upstream_states->nelts) { - break; - } - - continue; - } - } - - v->len = p - v->data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_header_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->upstream == NULL) { - v->not_found = 1; - return NGX_OK; - } - - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->upstream->headers_in.headers.part, - sizeof("upstream_http_") - 1); -} - - -static ngx_int_t -ngx_http_upstream_cookie_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *name = (ngx_str_t *) data; - - ngx_str_t cookie, s; - - if (r->upstream == NULL) { - v->not_found = 1; - return NGX_OK; - } - - s.len = name->len - (sizeof("upstream_cookie_") - 1); - s.data = name->data + sizeof("upstream_cookie_") - 1; - - if (ngx_http_parse_set_cookie_lines(&r->upstream->headers_in.cookies, - &s, &cookie) - == NGX_DECLINED) - { - v->not_found = 1; - return NGX_OK; - } - - v->len = cookie.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = cookie.data; - - return NGX_OK; -} - - -#if (NGX_HTTP_CACHE) - -static ngx_int_t -ngx_http_upstream_cache_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t n; - - if (r->upstream == NULL || r->upstream->cache_status == 0) { - v->not_found = 1; - return NGX_OK; - } - - n = r->upstream->cache_status - 1; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = ngx_http_cache_status[n].len; - v->data = ngx_http_cache_status[n].data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_cache_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->upstream == NULL - || !r->upstream->conf->cache_revalidate - || r->upstream->cache_status != NGX_HTTP_CACHE_EXPIRED - || r->cache->last_modified == -1) - { - v->not_found = 1; - return NGX_OK; - } - - p = ngx_pnalloc(r->pool, sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_http_time(p, r->cache->last_modified) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_upstream_cache_etag(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->upstream == NULL - || !r->upstream->conf->cache_revalidate - || r->upstream->cache_status != NGX_HTTP_CACHE_EXPIRED - || r->cache->etag.len == 0) - { - v->not_found = 1; - return NGX_OK; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->len = r->cache->etag.len; - v->data = r->cache->etag.data; - - return NGX_OK; -} - -#endif - - -static char * -ngx_http_upstream(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) -{ - char *rv; - void *mconf; - ngx_str_t *value; - ngx_url_t u; - ngx_uint_t m; - ngx_conf_t pcf; - ngx_http_module_t *module; - ngx_http_conf_ctx_t *ctx, *http_ctx; - ngx_http_upstream_srv_conf_t *uscf; - - ngx_memzero(&u, sizeof(ngx_url_t)); - - value = cf->args->elts; - u.host = value[1]; - u.no_resolve = 1; - u.no_port = 1; - - uscf = ngx_http_upstream_add(cf, &u, NGX_HTTP_UPSTREAM_CREATE - |NGX_HTTP_UPSTREAM_WEIGHT - |NGX_HTTP_UPSTREAM_MAX_CONNS - |NGX_HTTP_UPSTREAM_MAX_FAILS - |NGX_HTTP_UPSTREAM_FAIL_TIMEOUT - |NGX_HTTP_UPSTREAM_DOWN - |NGX_HTTP_UPSTREAM_BACKUP); - if (uscf == NULL) { - return NGX_CONF_ERROR; - } - - - ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); - if (ctx == NULL) { - return NGX_CONF_ERROR; - } - - http_ctx = cf->ctx; - ctx->main_conf = http_ctx->main_conf; - - /* the upstream{}'s srv_conf */ - - ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->srv_conf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[ngx_http_upstream_module.ctx_index] = uscf; - - uscf->srv_conf = ctx->srv_conf; - - - /* the upstream{}'s loc_conf */ - - ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); - if (ctx->loc_conf == NULL) { - return NGX_CONF_ERROR; - } - - for (m = 0; cf->cycle->modules[m]; m++) { - if (cf->cycle->modules[m]->type != NGX_HTTP_MODULE) { - continue; - } - - module = cf->cycle->modules[m]->ctx; - - if (module->create_srv_conf) { - mconf = module->create_srv_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->srv_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - - if (module->create_loc_conf) { - mconf = module->create_loc_conf(cf); - if (mconf == NULL) { - return NGX_CONF_ERROR; - } - - ctx->loc_conf[cf->cycle->modules[m]->ctx_index] = mconf; - } - } - - uscf->servers = ngx_array_create(cf->pool, 4, - sizeof(ngx_http_upstream_server_t)); - if (uscf->servers == NULL) { - return NGX_CONF_ERROR; - } - - - /* parse inside upstream{} */ - - pcf = *cf; - cf->ctx = ctx; - cf->cmd_type = NGX_HTTP_UPS_CONF; - - rv = ngx_conf_parse(cf, NULL); - - *cf = pcf; - - if (rv != NGX_CONF_OK) { - return rv; - } - - if (uscf->servers->nelts == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "no servers are inside upstream"); - return NGX_CONF_ERROR; - } - - return rv; -} - - -static char * -ngx_http_upstream_server(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_http_upstream_srv_conf_t *uscf = conf; - - time_t fail_timeout; - ngx_str_t *value, s; - ngx_url_t u; - ngx_int_t weight, max_conns, max_fails; - ngx_uint_t i; - ngx_http_upstream_server_t *us; - - us = ngx_array_push(uscf->servers); - if (us == NULL) { - return NGX_CONF_ERROR; - } - - ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); - - value = cf->args->elts; - - weight = 1; - max_conns = 0; - max_fails = 1; - fail_timeout = 10; - - for (i = 2; i < cf->args->nelts; i++) { - - if (ngx_strncmp(value[i].data, "weight=", 7) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_WEIGHT)) { - goto not_supported; - } - - weight = ngx_atoi(&value[i].data[7], value[i].len - 7); - - if (weight == NGX_ERROR || weight == 0) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_conns=", 10) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_CONNS)) { - goto not_supported; - } - - max_conns = ngx_atoi(&value[i].data[10], value[i].len - 10); - - if (max_conns == NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "max_fails=", 10) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_MAX_FAILS)) { - goto not_supported; - } - - max_fails = ngx_atoi(&value[i].data[10], value[i].len - 10); - - if (max_fails == NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strncmp(value[i].data, "fail_timeout=", 13) == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_FAIL_TIMEOUT)) { - goto not_supported; - } - - s.len = value[i].len - 13; - s.data = &value[i].data[13]; - - fail_timeout = ngx_parse_time(&s, 1); - - if (fail_timeout == (time_t) NGX_ERROR) { - goto invalid; - } - - continue; - } - - if (ngx_strcmp(value[i].data, "backup") == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_BACKUP)) { - goto not_supported; - } - - us->backup = 1; - - continue; - } - - if (ngx_strcmp(value[i].data, "down") == 0) { - - if (!(uscf->flags & NGX_HTTP_UPSTREAM_DOWN)) { - goto not_supported; - } - - us->down = 1; - - continue; - } - - goto invalid; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.url = value[1]; - u.default_port = 80; - - if (ngx_parse_url(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in upstream \"%V\"", u.err, &u.url); - } - - return NGX_CONF_ERROR; - } - - us->name = u.url; - us->addrs = u.addrs; - us->naddrs = u.naddrs; - us->weight = weight; - us->max_conns = max_conns; - us->max_fails = max_fails; - us->fail_timeout = fail_timeout; - - return NGX_CONF_OK; - -invalid: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[i]); - - return NGX_CONF_ERROR; - -not_supported: - - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "balancing method does not support parameter \"%V\"", - &value[i]); - - return NGX_CONF_ERROR; -} - - -ngx_http_upstream_srv_conf_t * -ngx_http_upstream_add(ngx_conf_t *cf, ngx_url_t *u, ngx_uint_t flags) -{ - ngx_uint_t i; - ngx_http_upstream_server_t *us; - ngx_http_upstream_srv_conf_t *uscf, **uscfp; - ngx_http_upstream_main_conf_t *umcf; - - if (!(flags & NGX_HTTP_UPSTREAM_CREATE)) { - - if (ngx_parse_url(cf->pool, u) != NGX_OK) { - if (u->err) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "%s in upstream \"%V\"", u->err, &u->url); - } - - return NULL; - } - } - - umcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_upstream_module); - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - if (uscfp[i]->host.len != u->host.len - || ngx_strncasecmp(uscfp[i]->host.data, u->host.data, u->host.len) - != 0) - { - continue; - } - - if ((flags & NGX_HTTP_UPSTREAM_CREATE) - && (uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE)) - { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "duplicate upstream \"%V\"", &u->host); - return NULL; - } - - if ((uscfp[i]->flags & NGX_HTTP_UPSTREAM_CREATE) && !u->no_port) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "upstream \"%V\" may not have port %d", - &u->host, u->port); - return NULL; - } - - if ((flags & NGX_HTTP_UPSTREAM_CREATE) && !uscfp[i]->no_port) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "upstream \"%V\" may not have port %d in %s:%ui", - &u->host, uscfp[i]->port, - uscfp[i]->file_name, uscfp[i]->line); - return NULL; - } - - if (uscfp[i]->port && u->port - && uscfp[i]->port != u->port) - { - continue; - } - - if (flags & NGX_HTTP_UPSTREAM_CREATE) { - uscfp[i]->flags = flags; - uscfp[i]->port = 0; - } - - return uscfp[i]; - } - - uscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_srv_conf_t)); - if (uscf == NULL) { - return NULL; - } - - uscf->flags = flags; - uscf->host = u->host; - uscf->file_name = cf->conf_file->file.name.data; - uscf->line = cf->conf_file->line; - uscf->port = u->port; - uscf->no_port = u->no_port; - - if (u->naddrs == 1 && (u->port || u->family == AF_UNIX)) { - uscf->servers = ngx_array_create(cf->pool, 1, - sizeof(ngx_http_upstream_server_t)); - if (uscf->servers == NULL) { - return NULL; - } - - us = ngx_array_push(uscf->servers); - if (us == NULL) { - return NULL; - } - - ngx_memzero(us, sizeof(ngx_http_upstream_server_t)); - - us->addrs = u->addrs; - us->naddrs = 1; - } - - uscfp = ngx_array_push(&umcf->upstreams); - if (uscfp == NULL) { - return NULL; - } - - *uscfp = uscf; - - return uscf; -} - - -char * -ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - ngx_int_t rc; - ngx_str_t *value; - ngx_http_complex_value_t cv; - ngx_http_upstream_local_t **plocal, *local; - ngx_http_compile_complex_value_t ccv; - - plocal = (ngx_http_upstream_local_t **) (p + cmd->offset); - - if (*plocal != NGX_CONF_UNSET_PTR) { - return "is duplicate"; - } - - value = cf->args->elts; - - if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "off") == 0) { - *plocal = NULL; - return NGX_CONF_OK; - } - - ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &cv; - - if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - local = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_local_t)); - if (local == NULL) { - return NGX_CONF_ERROR; - } - - *plocal = local; - - if (cv.lengths) { - local->value = ngx_palloc(cf->pool, sizeof(ngx_http_complex_value_t)); - if (local->value == NULL) { - return NGX_CONF_ERROR; - } - - *local->value = cv; - - } else { - local->addr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); - if (local->addr == NULL) { - return NGX_CONF_ERROR; - } - - rc = ngx_parse_addr_port(cf->pool, local->addr, value[1].data, - value[1].len); - - switch (rc) { - case NGX_OK: - local->addr->name = value[1]; - break; - - case NGX_DECLINED: - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid address \"%V\"", &value[1]); - /* fall through */ - - default: - return NGX_CONF_ERROR; - } - } - - if (cf->args->nelts > 2) { - if (ngx_strcmp(value[2].data, "transparent") == 0) { -#if (NGX_HAVE_TRANSPARENT_PROXY) - local->transparent = 1; -#else - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "transparent proxying is not supported " - "on this platform, ignored"); -#endif - } else { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[2]); - return NGX_CONF_ERROR; - } - } - - return NGX_CONF_OK; -} - - -static ngx_int_t -ngx_http_upstream_set_local(ngx_http_request_t *r, ngx_http_upstream_t *u, - ngx_http_upstream_local_t *local) -{ - ngx_int_t rc; - ngx_str_t val; - ngx_addr_t *addr; - - if (local == NULL) { - u->peer.local = NULL; - return NGX_OK; - } - -#if (NGX_HAVE_TRANSPARENT_PROXY) - u->peer.transparent = local->transparent; -#endif - - if (local->value == NULL) { - u->peer.local = local->addr; - return NGX_OK; - } - - if (ngx_http_complex_value(r, local->value, &val) != NGX_OK) { - return NGX_ERROR; - } - - if (val.len == 0) { - return NGX_OK; - } - - addr = ngx_palloc(r->pool, sizeof(ngx_addr_t)); - if (addr == NULL) { - return NGX_ERROR; - } - - rc = ngx_parse_addr_port(r->pool, addr, val.data, val.len); - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - if (rc != NGX_OK) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid local address \"%V\"", &val); - return NGX_OK; - } - - addr->name = val; - u->peer.local = addr; - - return NGX_OK; -} - - -char * -ngx_http_upstream_param_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf) -{ - char *p = conf; - - ngx_str_t *value; - ngx_array_t **a; - ngx_http_upstream_param_t *param; - - a = (ngx_array_t **) (p + cmd->offset); - - if (*a == NULL) { - *a = ngx_array_create(cf->pool, 4, sizeof(ngx_http_upstream_param_t)); - if (*a == NULL) { - return NGX_CONF_ERROR; - } - } - - param = ngx_array_push(*a); - if (param == NULL) { - return NGX_CONF_ERROR; - } - - value = cf->args->elts; - - param->key = value[1]; - param->value = value[2]; - param->skip_empty = 0; - - if (cf->args->nelts == 4) { - if (ngx_strcmp(value[3].data, "if_not_empty") != 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid parameter \"%V\"", &value[3]); - return NGX_CONF_ERROR; - } - - param->skip_empty = 1; - } - - return NGX_CONF_OK; -} - - -ngx_int_t -ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, - ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev, - ngx_str_t *default_hide_headers, ngx_hash_init_t *hash) -{ - ngx_str_t *h; - ngx_uint_t i, j; - ngx_array_t hide_headers; - ngx_hash_key_t *hk; - - if (conf->hide_headers == NGX_CONF_UNSET_PTR - && conf->pass_headers == NGX_CONF_UNSET_PTR) - { - conf->hide_headers = prev->hide_headers; - conf->pass_headers = prev->pass_headers; - - conf->hide_headers_hash = prev->hide_headers_hash; - - if (conf->hide_headers_hash.buckets) { - return NGX_OK; - } - - } else { - if (conf->hide_headers == NGX_CONF_UNSET_PTR) { - conf->hide_headers = prev->hide_headers; - } - - if (conf->pass_headers == NGX_CONF_UNSET_PTR) { - conf->pass_headers = prev->pass_headers; - } - } - - if (ngx_array_init(&hide_headers, cf->temp_pool, 4, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (h = default_hide_headers; h->len; h++) { - hk = ngx_array_push(&hide_headers); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key = *h; - hk->key_hash = ngx_hash_key_lc(h->data, h->len); - hk->value = (void *) 1; - } - - if (conf->hide_headers != NGX_CONF_UNSET_PTR) { - - h = conf->hide_headers->elts; - - for (i = 0; i < conf->hide_headers->nelts; i++) { - - hk = hide_headers.elts; - - for (j = 0; j < hide_headers.nelts; j++) { - if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { - goto exist; - } - } - - hk = ngx_array_push(&hide_headers); - if (hk == NULL) { - return NGX_ERROR; - } - - hk->key = h[i]; - hk->key_hash = ngx_hash_key_lc(h[i].data, h[i].len); - hk->value = (void *) 1; - - exist: - - continue; - } - } - - if (conf->pass_headers != NGX_CONF_UNSET_PTR) { - - h = conf->pass_headers->elts; - hk = hide_headers.elts; - - for (i = 0; i < conf->pass_headers->nelts; i++) { - for (j = 0; j < hide_headers.nelts; j++) { - - if (hk[j].key.data == NULL) { - continue; - } - - if (ngx_strcasecmp(h[i].data, hk[j].key.data) == 0) { - hk[j].key.data = NULL; - break; - } - } - } - } - - hash->hash = &conf->hide_headers_hash; - hash->key = ngx_hash_key_lc; - hash->pool = cf->pool; - hash->temp_pool = NULL; - - if (ngx_hash_init(hash, hide_headers.elts, hide_headers.nelts) != NGX_OK) { - return NGX_ERROR; - } - - /* - * special handling to preserve conf->hide_headers_hash - * in the "http" section to inherit it to all servers - */ - - if (prev->hide_headers_hash.buckets == NULL - && conf->hide_headers == prev->hide_headers - && conf->pass_headers == prev->pass_headers) - { - prev->hide_headers_hash = conf->hide_headers_hash; - } - - return NGX_OK; -} - - -static void * -ngx_http_upstream_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_upstream_main_conf_t *umcf; - - umcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_main_conf_t)); - if (umcf == NULL) { - return NULL; - } - - if (ngx_array_init(&umcf->upstreams, cf->pool, 4, - sizeof(ngx_http_upstream_srv_conf_t *)) - != NGX_OK) - { - return NULL; - } - - return umcf; -} - - -static char * -ngx_http_upstream_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_upstream_main_conf_t *umcf = conf; - - ngx_uint_t i; - ngx_array_t headers_in; - ngx_hash_key_t *hk; - ngx_hash_init_t hash; - ngx_http_upstream_init_pt init; - ngx_http_upstream_header_t *header; - ngx_http_upstream_srv_conf_t **uscfp; - - uscfp = umcf->upstreams.elts; - - for (i = 0; i < umcf->upstreams.nelts; i++) { - - init = uscfp[i]->peer.init_upstream ? uscfp[i]->peer.init_upstream: - ngx_http_upstream_init_round_robin; - - if (init(cf, uscfp[i]) != NGX_OK) { - return NGX_CONF_ERROR; - } - } - - - /* upstream_headers_in_hash */ - - if (ngx_array_init(&headers_in, cf->temp_pool, 32, sizeof(ngx_hash_key_t)) - != NGX_OK) - { - return NGX_CONF_ERROR; - } - - for (header = ngx_http_upstream_headers_in; header->name.len; header++) { - hk = ngx_array_push(&headers_in); - if (hk == NULL) { - return NGX_CONF_ERROR; - } - - hk->key = header->name; - hk->key_hash = ngx_hash_key_lc(header->name.data, header->name.len); - hk->value = header; - } - - hash.hash = &umcf->headers_in_hash; - hash.key = ngx_hash_key_lc; - hash.max_size = 512; - hash.bucket_size = ngx_align(64, ngx_cacheline_size); - hash.name = "upstream_headers_in_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, headers_in.elts, headers_in.nelts) != NGX_OK) { - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/ngx_http_upstream.h b/app/nginx/src/http/ngx_http_upstream.h deleted file mode 100644 index c552ac0..0000000 --- a/app/nginx/src/http/ngx_http_upstream.h +++ /dev/null @@ -1,430 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_UPSTREAM_H_INCLUDED_ -#define _NGX_HTTP_UPSTREAM_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_event.h> -#include <ngx_event_connect.h> -#include <ngx_event_pipe.h> -#include <ngx_http.h> - - -#define NGX_HTTP_UPSTREAM_FT_ERROR 0x00000002 -#define NGX_HTTP_UPSTREAM_FT_TIMEOUT 0x00000004 -#define NGX_HTTP_UPSTREAM_FT_INVALID_HEADER 0x00000008 -#define NGX_HTTP_UPSTREAM_FT_HTTP_500 0x00000010 -#define NGX_HTTP_UPSTREAM_FT_HTTP_502 0x00000020 -#define NGX_HTTP_UPSTREAM_FT_HTTP_503 0x00000040 -#define NGX_HTTP_UPSTREAM_FT_HTTP_504 0x00000080 -#define NGX_HTTP_UPSTREAM_FT_HTTP_403 0x00000100 -#define NGX_HTTP_UPSTREAM_FT_HTTP_404 0x00000200 -#define NGX_HTTP_UPSTREAM_FT_HTTP_429 0x00000400 -#define NGX_HTTP_UPSTREAM_FT_UPDATING 0x00000800 -#define NGX_HTTP_UPSTREAM_FT_BUSY_LOCK 0x00001000 -#define NGX_HTTP_UPSTREAM_FT_MAX_WAITING 0x00002000 -#define NGX_HTTP_UPSTREAM_FT_NON_IDEMPOTENT 0x00004000 -#define NGX_HTTP_UPSTREAM_FT_NOLIVE 0x40000000 -#define NGX_HTTP_UPSTREAM_FT_OFF 0x80000000 - -#define NGX_HTTP_UPSTREAM_FT_STATUS (NGX_HTTP_UPSTREAM_FT_HTTP_500 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_502 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_503 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_504 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_403 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_404 \ - |NGX_HTTP_UPSTREAM_FT_HTTP_429) - -#define NGX_HTTP_UPSTREAM_INVALID_HEADER 40 - - -#define NGX_HTTP_UPSTREAM_IGN_XA_REDIRECT 0x00000002 -#define NGX_HTTP_UPSTREAM_IGN_XA_EXPIRES 0x00000004 -#define NGX_HTTP_UPSTREAM_IGN_EXPIRES 0x00000008 -#define NGX_HTTP_UPSTREAM_IGN_CACHE_CONTROL 0x00000010 -#define NGX_HTTP_UPSTREAM_IGN_SET_COOKIE 0x00000020 -#define NGX_HTTP_UPSTREAM_IGN_XA_LIMIT_RATE 0x00000040 -#define NGX_HTTP_UPSTREAM_IGN_XA_BUFFERING 0x00000080 -#define NGX_HTTP_UPSTREAM_IGN_XA_CHARSET 0x00000100 -#define NGX_HTTP_UPSTREAM_IGN_VARY 0x00000200 - - -typedef struct { - ngx_uint_t status; - ngx_msec_t response_time; - ngx_msec_t connect_time; - ngx_msec_t header_time; - off_t response_length; - off_t bytes_received; - - ngx_str_t *peer; -} ngx_http_upstream_state_t; - - -typedef struct { - ngx_hash_t headers_in_hash; - ngx_array_t upstreams; - /* ngx_http_upstream_srv_conf_t */ -} ngx_http_upstream_main_conf_t; - -typedef struct ngx_http_upstream_srv_conf_s ngx_http_upstream_srv_conf_t; - -typedef ngx_int_t (*ngx_http_upstream_init_pt)(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us); -typedef ngx_int_t (*ngx_http_upstream_init_peer_pt)(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); - - -typedef struct { - ngx_http_upstream_init_pt init_upstream; - ngx_http_upstream_init_peer_pt init; - void *data; -} ngx_http_upstream_peer_t; - - -typedef struct { - ngx_str_t name; - ngx_addr_t *addrs; - ngx_uint_t naddrs; - ngx_uint_t weight; - ngx_uint_t max_conns; - ngx_uint_t max_fails; - time_t fail_timeout; - ngx_msec_t slow_start; - - unsigned down:1; - unsigned backup:1; - - NGX_COMPAT_BEGIN(6) - NGX_COMPAT_END -} ngx_http_upstream_server_t; - - -#define NGX_HTTP_UPSTREAM_CREATE 0x0001 -#define NGX_HTTP_UPSTREAM_WEIGHT 0x0002 -#define NGX_HTTP_UPSTREAM_MAX_FAILS 0x0004 -#define NGX_HTTP_UPSTREAM_FAIL_TIMEOUT 0x0008 -#define NGX_HTTP_UPSTREAM_DOWN 0x0010 -#define NGX_HTTP_UPSTREAM_BACKUP 0x0020 -#define NGX_HTTP_UPSTREAM_MAX_CONNS 0x0100 - - -struct ngx_http_upstream_srv_conf_s { - ngx_http_upstream_peer_t peer; - void **srv_conf; - - ngx_array_t *servers; /* ngx_http_upstream_server_t */ - - ngx_uint_t flags; - ngx_str_t host; - u_char *file_name; - ngx_uint_t line; - in_port_t port; - ngx_uint_t no_port; /* unsigned no_port:1 */ - -#if (NGX_HTTP_UPSTREAM_ZONE) - ngx_shm_zone_t *shm_zone; -#endif -}; - - -typedef struct { - ngx_addr_t *addr; - ngx_http_complex_value_t *value; -#if (NGX_HAVE_TRANSPARENT_PROXY) - ngx_uint_t transparent; /* unsigned transparent:1; */ -#endif -} ngx_http_upstream_local_t; - - -typedef struct { - ngx_http_upstream_srv_conf_t *upstream; - - ngx_msec_t connect_timeout; - ngx_msec_t send_timeout; - ngx_msec_t read_timeout; - ngx_msec_t next_upstream_timeout; - - size_t send_lowat; - size_t buffer_size; - size_t limit_rate; - - size_t busy_buffers_size; - size_t max_temp_file_size; - size_t temp_file_write_size; - - size_t busy_buffers_size_conf; - size_t max_temp_file_size_conf; - size_t temp_file_write_size_conf; - - ngx_bufs_t bufs; - - ngx_uint_t ignore_headers; - ngx_uint_t next_upstream; - ngx_uint_t store_access; - ngx_uint_t next_upstream_tries; - ngx_flag_t buffering; - ngx_flag_t request_buffering; - ngx_flag_t pass_request_headers; - ngx_flag_t pass_request_body; - - ngx_flag_t ignore_client_abort; - ngx_flag_t intercept_errors; - ngx_flag_t cyclic_temp_file; - ngx_flag_t force_ranges; - - ngx_path_t *temp_path; - - ngx_hash_t hide_headers_hash; - ngx_array_t *hide_headers; - ngx_array_t *pass_headers; - - ngx_http_upstream_local_t *local; - -#if (NGX_HTTP_CACHE) - ngx_shm_zone_t *cache_zone; - ngx_http_complex_value_t *cache_value; - - ngx_uint_t cache_min_uses; - ngx_uint_t cache_use_stale; - ngx_uint_t cache_methods; - - off_t cache_max_range_offset; - - ngx_flag_t cache_lock; - ngx_msec_t cache_lock_timeout; - ngx_msec_t cache_lock_age; - - ngx_flag_t cache_revalidate; - ngx_flag_t cache_convert_head; - ngx_flag_t cache_background_update; - - ngx_array_t *cache_valid; - ngx_array_t *cache_bypass; - ngx_array_t *cache_purge; - ngx_array_t *no_cache; -#endif - - ngx_array_t *store_lengths; - ngx_array_t *store_values; - -#if (NGX_HTTP_CACHE) - signed cache:2; -#endif - signed store:2; - unsigned intercept_404:1; - unsigned change_buffering:1; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - ngx_ssl_t *ssl; - ngx_flag_t ssl_session_reuse; - - ngx_http_complex_value_t *ssl_name; - ngx_flag_t ssl_server_name; - ngx_flag_t ssl_verify; -#endif - - ngx_str_t module; - - NGX_COMPAT_BEGIN(2) - NGX_COMPAT_END -} ngx_http_upstream_conf_t; - - -typedef struct { - ngx_str_t name; - ngx_http_header_handler_pt handler; - ngx_uint_t offset; - ngx_http_header_handler_pt copy_handler; - ngx_uint_t conf; - ngx_uint_t redirect; /* unsigned redirect:1; */ -} ngx_http_upstream_header_t; - - -typedef struct { - ngx_list_t headers; - - ngx_uint_t status_n; - ngx_str_t status_line; - - ngx_table_elt_t *status; - ngx_table_elt_t *date; - ngx_table_elt_t *server; - ngx_table_elt_t *connection; - - ngx_table_elt_t *expires; - ngx_table_elt_t *etag; - ngx_table_elt_t *x_accel_expires; - ngx_table_elt_t *x_accel_redirect; - ngx_table_elt_t *x_accel_limit_rate; - - ngx_table_elt_t *content_type; - ngx_table_elt_t *content_length; - - ngx_table_elt_t *last_modified; - ngx_table_elt_t *location; - ngx_table_elt_t *accept_ranges; - ngx_table_elt_t *www_authenticate; - ngx_table_elt_t *transfer_encoding; - ngx_table_elt_t *vary; - -#if (NGX_HTTP_GZIP) - ngx_table_elt_t *content_encoding; -#endif - - ngx_array_t cache_control; - ngx_array_t cookies; - - off_t content_length_n; - time_t last_modified_time; - - unsigned connection_close:1; - unsigned chunked:1; -} ngx_http_upstream_headers_in_t; - - -typedef struct { - ngx_str_t host; - in_port_t port; - ngx_uint_t no_port; /* unsigned no_port:1 */ - - ngx_uint_t naddrs; - ngx_resolver_addr_t *addrs; - - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t name; - - ngx_resolver_ctx_t *ctx; -} ngx_http_upstream_resolved_t; - - -typedef void (*ngx_http_upstream_handler_pt)(ngx_http_request_t *r, - ngx_http_upstream_t *u); - - -struct ngx_http_upstream_s { - ngx_http_upstream_handler_pt read_event_handler; - ngx_http_upstream_handler_pt write_event_handler; - - ngx_peer_connection_t peer; - - ngx_event_pipe_t *pipe; - - ngx_chain_t *request_bufs; - - ngx_output_chain_ctx_t output; - ngx_chain_writer_ctx_t writer; - - ngx_http_upstream_conf_t *conf; - ngx_http_upstream_srv_conf_t *upstream; -#if (NGX_HTTP_CACHE) - ngx_array_t *caches; -#endif - - ngx_http_upstream_headers_in_t headers_in; - - ngx_http_upstream_resolved_t *resolved; - - ngx_buf_t from_client; - - ngx_buf_t buffer; - off_t length; - - ngx_chain_t *out_bufs; - ngx_chain_t *busy_bufs; - ngx_chain_t *free_bufs; - - ngx_int_t (*input_filter_init)(void *data); - ngx_int_t (*input_filter)(void *data, ssize_t bytes); - void *input_filter_ctx; - -#if (NGX_HTTP_CACHE) - ngx_int_t (*create_key)(ngx_http_request_t *r); -#endif - ngx_int_t (*create_request)(ngx_http_request_t *r); - ngx_int_t (*reinit_request)(ngx_http_request_t *r); - ngx_int_t (*process_header)(ngx_http_request_t *r); - void (*abort_request)(ngx_http_request_t *r); - void (*finalize_request)(ngx_http_request_t *r, - ngx_int_t rc); - ngx_int_t (*rewrite_redirect)(ngx_http_request_t *r, - ngx_table_elt_t *h, size_t prefix); - ngx_int_t (*rewrite_cookie)(ngx_http_request_t *r, - ngx_table_elt_t *h); - - ngx_msec_t timeout; - - ngx_http_upstream_state_t *state; - - ngx_str_t method; - ngx_str_t schema; - ngx_str_t uri; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - ngx_str_t ssl_name; -#endif - - ngx_http_cleanup_pt *cleanup; - - unsigned store:1; - unsigned cacheable:1; - unsigned accel:1; - unsigned ssl:1; -#if (NGX_HTTP_CACHE) - unsigned cache_status:3; -#endif - - unsigned buffering:1; - unsigned keepalive:1; - unsigned upgrade:1; - - unsigned request_sent:1; - unsigned request_body_sent:1; - unsigned header_sent:1; -}; - - -typedef struct { - ngx_uint_t status; - ngx_uint_t mask; -} ngx_http_upstream_next_t; - - -typedef struct { - ngx_str_t key; - ngx_str_t value; - ngx_uint_t skip_empty; -} ngx_http_upstream_param_t; - - -ngx_int_t ngx_http_upstream_create(ngx_http_request_t *r); -void ngx_http_upstream_init(ngx_http_request_t *r); -ngx_http_upstream_srv_conf_t *ngx_http_upstream_add(ngx_conf_t *cf, - ngx_url_t *u, ngx_uint_t flags); -char *ngx_http_upstream_bind_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -char *ngx_http_upstream_param_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); -ngx_int_t ngx_http_upstream_hide_headers_hash(ngx_conf_t *cf, - ngx_http_upstream_conf_t *conf, ngx_http_upstream_conf_t *prev, - ngx_str_t *default_hide_headers, ngx_hash_init_t *hash); - - -#define ngx_http_conf_upstream_srv_conf(uscf, module) \ - uscf->srv_conf[module.ctx_index] - - -extern ngx_module_t ngx_http_upstream_module; -extern ngx_conf_bitmask_t ngx_http_upstream_cache_method_mask[]; -extern ngx_conf_bitmask_t ngx_http_upstream_ignore_headers_masks[]; - - -#endif /* _NGX_HTTP_UPSTREAM_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_upstream_round_robin.c b/app/nginx/src/http/ngx_http_upstream_round_robin.c deleted file mode 100644 index f6051ae..0000000 --- a/app/nginx/src/http/ngx_http_upstream_round_robin.c +++ /dev/null @@ -1,842 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define ngx_http_upstream_tries(p) ((p)->number \ - + ((p)->next ? (p)->next->number : 0)) - - -static ngx_http_upstream_rr_peer_t *ngx_http_upstream_get_peer( - ngx_http_upstream_rr_peer_data_t *rrp); - -#if (NGX_HTTP_SSL) - -static ngx_int_t ngx_http_upstream_empty_set_session(ngx_peer_connection_t *pc, - void *data); -static void ngx_http_upstream_empty_save_session(ngx_peer_connection_t *pc, - void *data); - -#endif - - -ngx_int_t -ngx_http_upstream_init_round_robin(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_url_t u; - ngx_uint_t i, j, n, w; - ngx_http_upstream_server_t *server; - ngx_http_upstream_rr_peer_t *peer, **peerp; - ngx_http_upstream_rr_peers_t *peers, *backup; - - us->peer.init = ngx_http_upstream_init_round_robin_peer; - - if (us->servers) { - server = us->servers->elts; - - n = 0; - w = 0; - - for (i = 0; i < us->servers->nelts; i++) { - if (server[i].backup) { - continue; - } - - n += server[i].naddrs; - w += server[i].naddrs * server[i].weight; - } - - if (n == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no servers in upstream \"%V\" in %s:%ui", - &us->host, us->file_name, us->line); - return NGX_ERROR; - } - - peers = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (n == 1); - peers->number = n; - peers->weighted = (w != n); - peers->total_weight = w; - peers->name = &us->host; - - n = 0; - peerp = &peers->peer; - - for (i = 0; i < us->servers->nelts; i++) { - if (server[i].backup) { - continue; - } - - for (j = 0; j < server[i].naddrs; j++) { - peer[n].sockaddr = server[i].addrs[j].sockaddr; - peer[n].socklen = server[i].addrs[j].socklen; - peer[n].name = server[i].addrs[j].name; - peer[n].weight = server[i].weight; - peer[n].effective_weight = server[i].weight; - peer[n].current_weight = 0; - peer[n].max_conns = server[i].max_conns; - peer[n].max_fails = server[i].max_fails; - peer[n].fail_timeout = server[i].fail_timeout; - peer[n].down = server[i].down; - peer[n].server = server[i].name; - - *peerp = &peer[n]; - peerp = &peer[n].next; - n++; - } - } - - us->peer.data = peers; - - /* backup servers */ - - n = 0; - w = 0; - - for (i = 0; i < us->servers->nelts; i++) { - if (!server[i].backup) { - continue; - } - - n += server[i].naddrs; - w += server[i].naddrs * server[i].weight; - } - - if (n == 0) { - return NGX_OK; - } - - backup = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (backup == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = 0; - backup->single = 0; - backup->number = n; - backup->weighted = (w != n); - backup->total_weight = w; - backup->name = &us->host; - - n = 0; - peerp = &backup->peer; - - for (i = 0; i < us->servers->nelts; i++) { - if (!server[i].backup) { - continue; - } - - for (j = 0; j < server[i].naddrs; j++) { - peer[n].sockaddr = server[i].addrs[j].sockaddr; - peer[n].socklen = server[i].addrs[j].socklen; - peer[n].name = server[i].addrs[j].name; - peer[n].weight = server[i].weight; - peer[n].effective_weight = server[i].weight; - peer[n].current_weight = 0; - peer[n].max_conns = server[i].max_conns; - peer[n].max_fails = server[i].max_fails; - peer[n].fail_timeout = server[i].fail_timeout; - peer[n].down = server[i].down; - peer[n].server = server[i].name; - - *peerp = &peer[n]; - peerp = &peer[n].next; - n++; - } - } - - peers->next = backup; - - return NGX_OK; - } - - - /* an upstream implicitly defined by proxy_pass, etc. */ - - if (us->port == 0) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "no port in upstream \"%V\" in %s:%ui", - &us->host, us->file_name, us->line); - return NGX_ERROR; - } - - ngx_memzero(&u, sizeof(ngx_url_t)); - - u.host = us->host; - u.port = us->port; - - if (ngx_inet_resolve_host(cf->pool, &u) != NGX_OK) { - if (u.err) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "%s in upstream \"%V\" in %s:%ui", - u.err, &us->host, us->file_name, us->line); - } - - return NGX_ERROR; - } - - n = u.naddrs; - - peers = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(cf->pool, sizeof(ngx_http_upstream_rr_peer_t) * n); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (n == 1); - peers->number = n; - peers->weighted = 0; - peers->total_weight = n; - peers->name = &us->host; - - peerp = &peers->peer; - - for (i = 0; i < u.naddrs; i++) { - peer[i].sockaddr = u.addrs[i].sockaddr; - peer[i].socklen = u.addrs[i].socklen; - peer[i].name = u.addrs[i].name; - peer[i].weight = 1; - peer[i].effective_weight = 1; - peer[i].current_weight = 0; - peer[i].max_conns = 0; - peer[i].max_fails = 1; - peer[i].fail_timeout = 10; - *peerp = &peer[i]; - peerp = &peer[i].next; - } - - us->peer.data = peers; - - /* implicitly defined upstream has no backup servers */ - - return NGX_OK; -} - - -ngx_int_t -ngx_http_upstream_init_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us) -{ - ngx_uint_t n; - ngx_http_upstream_rr_peer_data_t *rrp; - - rrp = r->upstream->peer.data; - - if (rrp == NULL) { - rrp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_rr_peer_data_t)); - if (rrp == NULL) { - return NGX_ERROR; - } - - r->upstream->peer.data = rrp; - } - - rrp->peers = us->peer.data; - rrp->current = NULL; - rrp->config = 0; - - n = rrp->peers->number; - - if (rrp->peers->next && rrp->peers->next->number > n) { - n = rrp->peers->next->number; - } - - if (n <= 8 * sizeof(uintptr_t)) { - rrp->tried = &rrp->data; - rrp->data = 0; - - } else { - n = (n + (8 * sizeof(uintptr_t) - 1)) / (8 * sizeof(uintptr_t)); - - rrp->tried = ngx_pcalloc(r->pool, n * sizeof(uintptr_t)); - if (rrp->tried == NULL) { - return NGX_ERROR; - } - } - - r->upstream->peer.get = ngx_http_upstream_get_round_robin_peer; - r->upstream->peer.free = ngx_http_upstream_free_round_robin_peer; - r->upstream->peer.tries = ngx_http_upstream_tries(rrp->peers); -#if (NGX_HTTP_SSL) - r->upstream->peer.set_session = - ngx_http_upstream_set_round_robin_peer_session; - r->upstream->peer.save_session = - ngx_http_upstream_save_round_robin_peer_session; -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_resolved_t *ur) -{ - u_char *p; - size_t len; - socklen_t socklen; - ngx_uint_t i, n; - struct sockaddr *sockaddr; - ngx_http_upstream_rr_peer_t *peer, **peerp; - ngx_http_upstream_rr_peers_t *peers; - ngx_http_upstream_rr_peer_data_t *rrp; - - rrp = r->upstream->peer.data; - - if (rrp == NULL) { - rrp = ngx_palloc(r->pool, sizeof(ngx_http_upstream_rr_peer_data_t)); - if (rrp == NULL) { - return NGX_ERROR; - } - - r->upstream->peer.data = rrp; - } - - peers = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_rr_peers_t)); - if (peers == NULL) { - return NGX_ERROR; - } - - peer = ngx_pcalloc(r->pool, sizeof(ngx_http_upstream_rr_peer_t) - * ur->naddrs); - if (peer == NULL) { - return NGX_ERROR; - } - - peers->single = (ur->naddrs == 1); - peers->number = ur->naddrs; - peers->name = &ur->host; - - if (ur->sockaddr) { - peer[0].sockaddr = ur->sockaddr; - peer[0].socklen = ur->socklen; - peer[0].name = ur->name.data ? ur->name : ur->host; - peer[0].weight = 1; - peer[0].effective_weight = 1; - peer[0].current_weight = 0; - peer[0].max_conns = 0; - peer[0].max_fails = 1; - peer[0].fail_timeout = 10; - peers->peer = peer; - - } else { - peerp = &peers->peer; - - for (i = 0; i < ur->naddrs; i++) { - - socklen = ur->addrs[i].socklen; - - sockaddr = ngx_palloc(r->pool, socklen); - if (sockaddr == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(sockaddr, ur->addrs[i].sockaddr, socklen); - ngx_inet_set_port(sockaddr, ur->port); - - p = ngx_pnalloc(r->pool, NGX_SOCKADDR_STRLEN); - if (p == NULL) { - return NGX_ERROR; - } - - len = ngx_sock_ntop(sockaddr, socklen, p, NGX_SOCKADDR_STRLEN, 1); - - peer[i].sockaddr = sockaddr; - peer[i].socklen = socklen; - peer[i].name.len = len; - peer[i].name.data = p; - peer[i].weight = 1; - peer[i].effective_weight = 1; - peer[i].current_weight = 0; - peer[i].max_conns = 0; - peer[i].max_fails = 1; - peer[i].fail_timeout = 10; - *peerp = &peer[i]; - peerp = &peer[i].next; - } - } - - rrp->peers = peers; - rrp->current = NULL; - rrp->config = 0; - - if (rrp->peers->number <= 8 * sizeof(uintptr_t)) { - rrp->tried = &rrp->data; - rrp->data = 0; - - } else { - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - rrp->tried = ngx_pcalloc(r->pool, n * sizeof(uintptr_t)); - if (rrp->tried == NULL) { - return NGX_ERROR; - } - } - - r->upstream->peer.get = ngx_http_upstream_get_round_robin_peer; - r->upstream->peer.free = ngx_http_upstream_free_round_robin_peer; - r->upstream->peer.tries = ngx_http_upstream_tries(rrp->peers); -#if (NGX_HTTP_SSL) - r->upstream->peer.set_session = ngx_http_upstream_empty_set_session; - r->upstream->peer.save_session = ngx_http_upstream_empty_save_session; -#endif - - return NGX_OK; -} - - -ngx_int_t -ngx_http_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - ngx_int_t rc; - ngx_uint_t i, n; - ngx_http_upstream_rr_peer_t *peer; - ngx_http_upstream_rr_peers_t *peers; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get rr peer, try: %ui", pc->tries); - - pc->cached = 0; - pc->connection = NULL; - - peers = rrp->peers; - ngx_http_upstream_rr_peers_wlock(peers); - - if (peers->single) { - peer = peers->peer; - - if (peer->down) { - goto failed; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - goto failed; - } - - rrp->current = peer; - - } else { - - /* there are several peers */ - - peer = ngx_http_upstream_get_peer(rrp); - - if (peer == NULL) { - goto failed; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "get rr peer, current: %p %i", - peer, peer->current_weight); - } - - pc->sockaddr = peer->sockaddr; - pc->socklen = peer->socklen; - pc->name = &peer->name; - - peer->conns++; - - ngx_http_upstream_rr_peers_unlock(peers); - - return NGX_OK; - -failed: - - if (peers->next) { - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, pc->log, 0, "backup servers"); - - rrp->peers = peers->next; - - n = (rrp->peers->number + (8 * sizeof(uintptr_t) - 1)) - / (8 * sizeof(uintptr_t)); - - for (i = 0; i < n; i++) { - rrp->tried[i] = 0; - } - - ngx_http_upstream_rr_peers_unlock(peers); - - rc = ngx_http_upstream_get_round_robin_peer(pc, rrp); - - if (rc != NGX_BUSY) { - return rc; - } - - ngx_http_upstream_rr_peers_wlock(peers); - } - - ngx_http_upstream_rr_peers_unlock(peers); - - pc->name = peers->name; - - return NGX_BUSY; -} - - -static ngx_http_upstream_rr_peer_t * -ngx_http_upstream_get_peer(ngx_http_upstream_rr_peer_data_t *rrp) -{ - time_t now; - uintptr_t m; - ngx_int_t total; - ngx_uint_t i, n, p; - ngx_http_upstream_rr_peer_t *peer, *best; - - now = ngx_time(); - - best = NULL; - total = 0; - -#if (NGX_SUPPRESS_WARN) - p = 0; -#endif - - for (peer = rrp->peers->peer, i = 0; - peer; - peer = peer->next, i++) - { - n = i / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << i % (8 * sizeof(uintptr_t)); - - if (rrp->tried[n] & m) { - continue; - } - - if (peer->down) { - continue; - } - - if (peer->max_fails - && peer->fails >= peer->max_fails - && now - peer->checked <= peer->fail_timeout) - { - continue; - } - - if (peer->max_conns && peer->conns >= peer->max_conns) { - continue; - } - - peer->current_weight += peer->effective_weight; - total += peer->effective_weight; - - if (peer->effective_weight < peer->weight) { - peer->effective_weight++; - } - - if (best == NULL || peer->current_weight > best->current_weight) { - best = peer; - p = i; - } - } - - if (best == NULL) { - return NULL; - } - - rrp->current = best; - - n = p / (8 * sizeof(uintptr_t)); - m = (uintptr_t) 1 << p % (8 * sizeof(uintptr_t)); - - rrp->tried[n] |= m; - - best->current_weight -= total; - - if (now - best->checked > best->fail_timeout) { - best->checked = now; - } - - return best; -} - - -void -ngx_http_upstream_free_round_robin_peer(ngx_peer_connection_t *pc, void *data, - ngx_uint_t state) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - time_t now; - ngx_http_upstream_rr_peer_t *peer; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "free rr peer %ui %ui", pc->tries, state); - - /* TODO: NGX_PEER_KEEPALIVE */ - - peer = rrp->current; - - ngx_http_upstream_rr_peers_rlock(rrp->peers); - ngx_http_upstream_rr_peer_lock(rrp->peers, peer); - - if (rrp->peers->single) { - - peer->conns--; - - ngx_http_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_http_upstream_rr_peers_unlock(rrp->peers); - - pc->tries = 0; - return; - } - - if (state & NGX_PEER_FAILED) { - now = ngx_time(); - - peer->fails++; - peer->accessed = now; - peer->checked = now; - - if (peer->max_fails) { - peer->effective_weight -= peer->weight / peer->max_fails; - - if (peer->fails >= peer->max_fails) { - ngx_log_error(NGX_LOG_WARN, pc->log, 0, - "upstream server temporarily disabled"); - } - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "free rr peer failed: %p %i", - peer, peer->effective_weight); - - if (peer->effective_weight < 0) { - peer->effective_weight = 0; - } - - } else { - - /* mark peer live if check passed */ - - if (peer->accessed < peer->checked) { - peer->fails = 0; - } - } - - peer->conns--; - - ngx_http_upstream_rr_peer_unlock(rrp->peers, peer); - ngx_http_upstream_rr_peers_unlock(rrp->peers); - - if (pc->tries) { - pc->tries--; - } -} - - -#if (NGX_HTTP_SSL) - -ngx_int_t -ngx_http_upstream_set_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - ngx_int_t rc; - ngx_ssl_session_t *ssl_session; - ngx_http_upstream_rr_peer_t *peer; -#if (NGX_HTTP_UPSTREAM_ZONE) - int len; -#if OPENSSL_VERSION_NUMBER >= 0x0090707fL - const -#endif - u_char *p; - ngx_http_upstream_rr_peers_t *peers; - u_char buf[NGX_SSL_MAX_SESSION_SIZE]; -#endif - - peer = rrp->current; - -#if (NGX_HTTP_UPSTREAM_ZONE) - peers = rrp->peers; - - if (peers->shpool) { - ngx_http_upstream_rr_peers_rlock(peers); - ngx_http_upstream_rr_peer_lock(peers, peer); - - if (peer->ssl_session == NULL) { - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - return NGX_OK; - } - - len = peer->ssl_session_len; - - ngx_memcpy(buf, peer->ssl_session, len); - - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - - p = buf; - ssl_session = d2i_SSL_SESSION(NULL, &p, len); - - rc = ngx_ssl_set_session(pc->connection, ssl_session); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "set session: %p", ssl_session); - - ngx_ssl_free_session(ssl_session); - - return rc; - } -#endif - - ssl_session = peer->ssl_session; - - rc = ngx_ssl_set_session(pc->connection, ssl_session); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "set session: %p", ssl_session); - - return rc; -} - - -void -ngx_http_upstream_save_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data) -{ - ngx_http_upstream_rr_peer_data_t *rrp = data; - - ngx_ssl_session_t *old_ssl_session, *ssl_session; - ngx_http_upstream_rr_peer_t *peer; -#if (NGX_HTTP_UPSTREAM_ZONE) - int len; - u_char *p; - ngx_http_upstream_rr_peers_t *peers; - u_char buf[NGX_SSL_MAX_SESSION_SIZE]; -#endif - -#if (NGX_HTTP_UPSTREAM_ZONE) - peers = rrp->peers; - - if (peers->shpool) { - - ssl_session = SSL_get0_session(pc->connection->ssl->connection); - - if (ssl_session == NULL) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "save session: %p", ssl_session); - - len = i2d_SSL_SESSION(ssl_session, NULL); - - /* do not cache too big session */ - - if (len > NGX_SSL_MAX_SESSION_SIZE) { - return; - } - - p = buf; - (void) i2d_SSL_SESSION(ssl_session, &p); - - peer = rrp->current; - - ngx_http_upstream_rr_peers_rlock(peers); - ngx_http_upstream_rr_peer_lock(peers, peer); - - if (len > peer->ssl_session_len) { - ngx_shmtx_lock(&peers->shpool->mutex); - - if (peer->ssl_session) { - ngx_slab_free_locked(peers->shpool, peer->ssl_session); - } - - peer->ssl_session = ngx_slab_alloc_locked(peers->shpool, len); - - ngx_shmtx_unlock(&peers->shpool->mutex); - - if (peer->ssl_session == NULL) { - peer->ssl_session_len = 0; - - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - return; - } - - peer->ssl_session_len = len; - } - - ngx_memcpy(peer->ssl_session, buf, len); - - ngx_http_upstream_rr_peer_unlock(peers, peer); - ngx_http_upstream_rr_peers_unlock(peers); - - return; - } -#endif - - ssl_session = ngx_ssl_get_session(pc->connection); - - if (ssl_session == NULL) { - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "save session: %p", ssl_session); - - peer = rrp->current; - - old_ssl_session = peer->ssl_session; - peer->ssl_session = ssl_session; - - if (old_ssl_session) { - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, pc->log, 0, - "old session: %p", old_ssl_session); - - /* TODO: may block */ - - ngx_ssl_free_session(old_ssl_session); - } -} - - -static ngx_int_t -ngx_http_upstream_empty_set_session(ngx_peer_connection_t *pc, void *data) -{ - return NGX_OK; -} - - -static void -ngx_http_upstream_empty_save_session(ngx_peer_connection_t *pc, void *data) -{ - return; -} - -#endif diff --git a/app/nginx/src/http/ngx_http_upstream_round_robin.h b/app/nginx/src/http/ngx_http_upstream_round_robin.h deleted file mode 100644 index 45f258d..0000000 --- a/app/nginx/src/http/ngx_http_upstream_round_robin.h +++ /dev/null @@ -1,156 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ -#define _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct ngx_http_upstream_rr_peer_s ngx_http_upstream_rr_peer_t; - -struct ngx_http_upstream_rr_peer_s { - struct sockaddr *sockaddr; - socklen_t socklen; - ngx_str_t name; - ngx_str_t server; - - ngx_int_t current_weight; - ngx_int_t effective_weight; - ngx_int_t weight; - - ngx_uint_t conns; - ngx_uint_t max_conns; - - ngx_uint_t fails; - time_t accessed; - time_t checked; - - ngx_uint_t max_fails; - time_t fail_timeout; - ngx_msec_t slow_start; - ngx_msec_t start_time; - - ngx_uint_t down; - -#if (NGX_HTTP_SSL || NGX_COMPAT) - void *ssl_session; - int ssl_session_len; -#endif - -#if (NGX_HTTP_UPSTREAM_ZONE) - ngx_atomic_t lock; -#endif - - ngx_http_upstream_rr_peer_t *next; - - NGX_COMPAT_BEGIN(32) - NGX_COMPAT_END -}; - - -typedef struct ngx_http_upstream_rr_peers_s ngx_http_upstream_rr_peers_t; - -struct ngx_http_upstream_rr_peers_s { - ngx_uint_t number; - -#if (NGX_HTTP_UPSTREAM_ZONE) - ngx_slab_pool_t *shpool; - ngx_atomic_t rwlock; - ngx_http_upstream_rr_peers_t *zone_next; -#endif - - ngx_uint_t total_weight; - - unsigned single:1; - unsigned weighted:1; - - ngx_str_t *name; - - ngx_http_upstream_rr_peers_t *next; - - ngx_http_upstream_rr_peer_t *peer; -}; - - -#if (NGX_HTTP_UPSTREAM_ZONE) - -#define ngx_http_upstream_rr_peers_rlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_rlock(&peers->rwlock); \ - } - -#define ngx_http_upstream_rr_peers_wlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_wlock(&peers->rwlock); \ - } - -#define ngx_http_upstream_rr_peers_unlock(peers) \ - \ - if (peers->shpool) { \ - ngx_rwlock_unlock(&peers->rwlock); \ - } - - -#define ngx_http_upstream_rr_peer_lock(peers, peer) \ - \ - if (peers->shpool) { \ - ngx_rwlock_wlock(&peer->lock); \ - } - -#define ngx_http_upstream_rr_peer_unlock(peers, peer) \ - \ - if (peers->shpool) { \ - ngx_rwlock_unlock(&peer->lock); \ - } - -#else - -#define ngx_http_upstream_rr_peers_rlock(peers) -#define ngx_http_upstream_rr_peers_wlock(peers) -#define ngx_http_upstream_rr_peers_unlock(peers) -#define ngx_http_upstream_rr_peer_lock(peers, peer) -#define ngx_http_upstream_rr_peer_unlock(peers, peer) - -#endif - - -typedef struct { - ngx_uint_t config; - ngx_http_upstream_rr_peers_t *peers; - ngx_http_upstream_rr_peer_t *current; - uintptr_t *tried; - uintptr_t data; -} ngx_http_upstream_rr_peer_data_t; - - -ngx_int_t ngx_http_upstream_init_round_robin(ngx_conf_t *cf, - ngx_http_upstream_srv_conf_t *us); -ngx_int_t ngx_http_upstream_init_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_srv_conf_t *us); -ngx_int_t ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r, - ngx_http_upstream_resolved_t *ur); -ngx_int_t ngx_http_upstream_get_round_robin_peer(ngx_peer_connection_t *pc, - void *data); -void ngx_http_upstream_free_round_robin_peer(ngx_peer_connection_t *pc, - void *data, ngx_uint_t state); - -#if (NGX_HTTP_SSL) -ngx_int_t - ngx_http_upstream_set_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data); -void ngx_http_upstream_save_round_robin_peer_session(ngx_peer_connection_t *pc, - void *data); -#endif - - -#endif /* _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_variables.c b/app/nginx/src/http/ngx_http_variables.c deleted file mode 100644 index 6138819..0000000 --- a/app/nginx/src/http/ngx_http_variables.c +++ /dev/null @@ -1,2685 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <nginx.h> - - -static ngx_http_variable_t *ngx_http_add_prefix_variable(ngx_conf_t *cf, - ngx_str_t *name, ngx_uint_t flags); - -static ngx_int_t ngx_http_variable_request(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#if 0 -static void ngx_http_variable_request_set(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#endif -static ngx_int_t ngx_http_variable_request_get_size(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static void ngx_http_variable_request_set_size(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_header(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_cookies(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_headers(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_headers_internal(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data, u_char sep); - -static ngx_int_t ngx_http_variable_unknown_header_in(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_unknown_header_out(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_line(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_cookie(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_argument(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#if (NGX_HAVE_TCP_INFO) -static ngx_int_t ngx_http_variable_tcpinfo(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -#endif - -static ngx_int_t ngx_http_variable_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_host(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_remote_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_proxy_protocol_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_proxy_protocol_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_server_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_server_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_scheme(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_https(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static void ngx_http_variable_set_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_is_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_document_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_realpath_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_filename(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_server_name(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_method(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_remote_user(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_pipe(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_completion(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_body(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_body_file(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_time(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_request_id(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_sent_content_type(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_location(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_connection_requests(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_variable_nginx_version(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_hostname(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_pid(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_msec(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_time_iso8601(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -static ngx_int_t ngx_http_variable_time_local(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -/* - * TODO: - * Apache CGI: AUTH_TYPE, PATH_INFO (null), PATH_TRANSLATED - * REMOTE_HOST (null), REMOTE_IDENT (null), - * SERVER_SOFTWARE - * - * Apache SSI: DOCUMENT_NAME, LAST_MODIFIED, USER_NAME (file owner) - */ - -/* - * the $http_host, $http_user_agent, $http_referer, and $http_via - * variables may be handled by generic - * ngx_http_variable_unknown_header_in(), but for performance reasons - * they are handled using dedicated entries - */ - -static ngx_http_variable_t ngx_http_core_variables[] = { - - { ngx_string("http_host"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.host), 0, 0 }, - - { ngx_string("http_user_agent"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.user_agent), 0, 0 }, - - { ngx_string("http_referer"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.referer), 0, 0 }, - -#if (NGX_HTTP_GZIP) - { ngx_string("http_via"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.via), 0, 0 }, -#endif - -#if (NGX_HTTP_X_FORWARDED_FOR) - { ngx_string("http_x_forwarded_for"), NULL, ngx_http_variable_headers, - offsetof(ngx_http_request_t, headers_in.x_forwarded_for), 0, 0 }, -#endif - - { ngx_string("http_cookie"), NULL, ngx_http_variable_cookies, - offsetof(ngx_http_request_t, headers_in.cookies), 0, 0 }, - - { ngx_string("content_length"), NULL, ngx_http_variable_content_length, - 0, 0, 0 }, - - { ngx_string("content_type"), NULL, ngx_http_variable_header, - offsetof(ngx_http_request_t, headers_in.content_type), 0, 0 }, - - { ngx_string("host"), NULL, ngx_http_variable_host, 0, 0, 0 }, - - { ngx_string("binary_remote_addr"), NULL, - ngx_http_variable_binary_remote_addr, 0, 0, 0 }, - - { ngx_string("remote_addr"), NULL, ngx_http_variable_remote_addr, 0, 0, 0 }, - - { ngx_string("remote_port"), NULL, ngx_http_variable_remote_port, 0, 0, 0 }, - - { ngx_string("proxy_protocol_addr"), NULL, - ngx_http_variable_proxy_protocol_addr, 0, 0, 0 }, - - { ngx_string("proxy_protocol_port"), NULL, - ngx_http_variable_proxy_protocol_port, 0, 0, 0 }, - - { ngx_string("server_addr"), NULL, ngx_http_variable_server_addr, 0, 0, 0 }, - - { ngx_string("server_port"), NULL, ngx_http_variable_server_port, 0, 0, 0 }, - - { ngx_string("server_protocol"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, http_protocol), 0, 0 }, - - { ngx_string("scheme"), NULL, ngx_http_variable_scheme, 0, 0, 0 }, - - { ngx_string("https"), NULL, ngx_http_variable_https, 0, 0, 0 }, - - { ngx_string("request_uri"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, unparsed_uri), 0, 0 }, - - { ngx_string("uri"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, uri), - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("document_uri"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, uri), - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request"), NULL, ngx_http_variable_request_line, 0, 0, 0 }, - - { ngx_string("document_root"), NULL, - ngx_http_variable_document_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("realpath_root"), NULL, - ngx_http_variable_realpath_root, 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("query_string"), NULL, ngx_http_variable_request, - offsetof(ngx_http_request_t, args), - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("args"), - ngx_http_variable_set_args, - ngx_http_variable_request, - offsetof(ngx_http_request_t, args), - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("is_args"), NULL, ngx_http_variable_is_args, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request_filename"), NULL, - ngx_http_variable_request_filename, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("server_name"), NULL, ngx_http_variable_server_name, 0, 0, 0 }, - - { ngx_string("request_method"), NULL, - ngx_http_variable_request_method, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("remote_user"), NULL, ngx_http_variable_remote_user, 0, 0, 0 }, - - { ngx_string("bytes_sent"), NULL, ngx_http_variable_bytes_sent, - 0, 0, 0 }, - - { ngx_string("body_bytes_sent"), NULL, ngx_http_variable_body_bytes_sent, - 0, 0, 0 }, - - { ngx_string("pipe"), NULL, ngx_http_variable_pipe, - 0, 0, 0 }, - - { ngx_string("request_completion"), NULL, - ngx_http_variable_request_completion, - 0, 0, 0 }, - - { ngx_string("request_body"), NULL, - ngx_http_variable_request_body, - 0, 0, 0 }, - - { ngx_string("request_body_file"), NULL, - ngx_http_variable_request_body_file, - 0, 0, 0 }, - - { ngx_string("request_length"), NULL, ngx_http_variable_request_length, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request_time"), NULL, ngx_http_variable_request_time, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("request_id"), NULL, - ngx_http_variable_request_id, - 0, 0, 0 }, - - { ngx_string("status"), NULL, - ngx_http_variable_status, 0, - NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("sent_http_content_type"), NULL, - ngx_http_variable_sent_content_type, 0, 0, 0 }, - - { ngx_string("sent_http_content_length"), NULL, - ngx_http_variable_sent_content_length, 0, 0, 0 }, - - { ngx_string("sent_http_location"), NULL, - ngx_http_variable_sent_location, 0, 0, 0 }, - - { ngx_string("sent_http_last_modified"), NULL, - ngx_http_variable_sent_last_modified, 0, 0, 0 }, - - { ngx_string("sent_http_connection"), NULL, - ngx_http_variable_sent_connection, 0, 0, 0 }, - - { ngx_string("sent_http_keep_alive"), NULL, - ngx_http_variable_sent_keep_alive, 0, 0, 0 }, - - { ngx_string("sent_http_transfer_encoding"), NULL, - ngx_http_variable_sent_transfer_encoding, 0, 0, 0 }, - - { ngx_string("sent_http_cache_control"), NULL, ngx_http_variable_headers, - offsetof(ngx_http_request_t, headers_out.cache_control), 0, 0 }, - - { ngx_string("limit_rate"), ngx_http_variable_request_set_size, - ngx_http_variable_request_get_size, - offsetof(ngx_http_request_t, limit_rate), - NGX_HTTP_VAR_CHANGEABLE|NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("connection"), NULL, - ngx_http_variable_connection, 0, 0, 0 }, - - { ngx_string("connection_requests"), NULL, - ngx_http_variable_connection_requests, 0, 0, 0 }, - - { ngx_string("nginx_version"), NULL, ngx_http_variable_nginx_version, - 0, 0, 0 }, - - { ngx_string("hostname"), NULL, ngx_http_variable_hostname, - 0, 0, 0 }, - - { ngx_string("pid"), NULL, ngx_http_variable_pid, - 0, 0, 0 }, - - { ngx_string("msec"), NULL, ngx_http_variable_msec, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("time_iso8601"), NULL, ngx_http_variable_time_iso8601, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("time_local"), NULL, ngx_http_variable_time_local, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - -#if (NGX_HAVE_TCP_INFO) - { ngx_string("tcpinfo_rtt"), NULL, ngx_http_variable_tcpinfo, - 0, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("tcpinfo_rttvar"), NULL, ngx_http_variable_tcpinfo, - 1, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("tcpinfo_snd_cwnd"), NULL, ngx_http_variable_tcpinfo, - 2, NGX_HTTP_VAR_NOCACHEABLE, 0 }, - - { ngx_string("tcpinfo_rcv_space"), NULL, ngx_http_variable_tcpinfo, - 3, NGX_HTTP_VAR_NOCACHEABLE, 0 }, -#endif - - { ngx_string("http_"), NULL, ngx_http_variable_unknown_header_in, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("sent_http_"), NULL, ngx_http_variable_unknown_header_out, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("cookie_"), NULL, ngx_http_variable_cookie, - 0, NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_string("arg_"), NULL, ngx_http_variable_argument, - 0, NGX_HTTP_VAR_NOCACHEABLE|NGX_HTTP_VAR_PREFIX, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -ngx_http_variable_value_t ngx_http_variable_null_value = - ngx_http_variable(""); -ngx_http_variable_value_t ngx_http_variable_true_value = - ngx_http_variable("1"); - - -static ngx_uint_t ngx_http_variable_depth = 100; - - -ngx_http_variable_t * -ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) -{ - ngx_int_t rc; - ngx_uint_t i; - ngx_hash_key_t *key; - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - if (name->len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"$\""); - return NULL; - } - - if (flags & NGX_HTTP_VAR_PREFIX) { - return ngx_http_add_prefix_variable(cf, name, flags); - } - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - key = cmcf->variables_keys->keys.elts; - for (i = 0; i < cmcf->variables_keys->keys.nelts; i++) { - if (name->len != key[i].key.len - || ngx_strncasecmp(name->data, key[i].key.data, name->len) != 0) - { - continue; - } - - v = key[i].value; - - if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the duplicate \"%V\" variable", name); - return NULL; - } - - v->flags &= flags | ~NGX_HTTP_VAR_WEAK; - - return v; - } - - v = ngx_palloc(cf->pool, sizeof(ngx_http_variable_t)); - if (v == NULL) { - return NULL; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NULL; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = flags; - v->index = 0; - - rc = ngx_hash_add_key(cmcf->variables_keys, &v->name, v, 0); - - if (rc == NGX_ERROR) { - return NULL; - } - - if (rc == NGX_BUSY) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "conflicting variable name \"%V\"", name); - return NULL; - } - - return v; -} - - -static ngx_http_variable_t * -ngx_http_add_prefix_variable(ngx_conf_t *cf, ngx_str_t *name, ngx_uint_t flags) -{ - ngx_uint_t i; - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - v = cmcf->prefix_variables.elts; - for (i = 0; i < cmcf->prefix_variables.nelts; i++) { - if (name->len != v[i].name.len - || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) - { - continue; - } - - v = &v[i]; - - if (!(v->flags & NGX_HTTP_VAR_CHANGEABLE)) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the duplicate \"%V\" variable", name); - return NULL; - } - - v->flags &= flags | ~NGX_HTTP_VAR_WEAK; - - return v; - } - - v = ngx_array_push(&cmcf->prefix_variables); - if (v == NULL) { - return NULL; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NULL; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = flags; - v->index = 0; - - return v; -} - - -ngx_int_t -ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name) -{ - ngx_uint_t i; - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - if (name->len == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "invalid variable name \"$\""); - return NGX_ERROR; - } - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - v = cmcf->variables.elts; - - if (v == NULL) { - if (ngx_array_init(&cmcf->variables, cf->pool, 4, - sizeof(ngx_http_variable_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - } else { - for (i = 0; i < cmcf->variables.nelts; i++) { - if (name->len != v[i].name.len - || ngx_strncasecmp(name->data, v[i].name.data, name->len) != 0) - { - continue; - } - - return i; - } - } - - v = ngx_array_push(&cmcf->variables); - if (v == NULL) { - return NGX_ERROR; - } - - v->name.len = name->len; - v->name.data = ngx_pnalloc(cf->pool, name->len); - if (v->name.data == NULL) { - return NGX_ERROR; - } - - ngx_strlow(v->name.data, name->data, name->len); - - v->set_handler = NULL; - v->get_handler = NULL; - v->data = 0; - v->flags = 0; - v->index = cmcf->variables.nelts - 1; - - return v->index; -} - - -ngx_http_variable_value_t * -ngx_http_get_indexed_variable(ngx_http_request_t *r, ngx_uint_t index) -{ - ngx_http_variable_t *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - if (cmcf->variables.nelts <= index) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "unknown variable index: %ui", index); - return NULL; - } - - if (r->variables[index].not_found || r->variables[index].valid) { - return &r->variables[index]; - } - - v = cmcf->variables.elts; - - if (ngx_http_variable_depth == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cycle while evaluating variable \"%V\"", - &v[index].name); - return NULL; - } - - ngx_http_variable_depth--; - - if (v[index].get_handler(r, &r->variables[index], v[index].data) - == NGX_OK) - { - ngx_http_variable_depth++; - - if (v[index].flags & NGX_HTTP_VAR_NOCACHEABLE) { - r->variables[index].no_cacheable = 1; - } - - return &r->variables[index]; - } - - ngx_http_variable_depth++; - - r->variables[index].valid = 0; - r->variables[index].not_found = 1; - - return NULL; -} - - -ngx_http_variable_value_t * -ngx_http_get_flushed_variable(ngx_http_request_t *r, ngx_uint_t index) -{ - ngx_http_variable_value_t *v; - - v = &r->variables[index]; - - if (v->valid || v->not_found) { - if (!v->no_cacheable) { - return v; - } - - v->valid = 0; - v->not_found = 0; - } - - return ngx_http_get_indexed_variable(r, index); -} - - -ngx_http_variable_value_t * -ngx_http_get_variable(ngx_http_request_t *r, ngx_str_t *name, ngx_uint_t key) -{ - size_t len; - ngx_uint_t i, n; - ngx_http_variable_t *v; - ngx_http_variable_value_t *vv; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - v = ngx_hash_find(&cmcf->variables_hash, key, name->data, name->len); - - if (v) { - if (v->flags & NGX_HTTP_VAR_INDEXED) { - return ngx_http_get_flushed_variable(r, v->index); - } - - if (ngx_http_variable_depth == 0) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "cycle while evaluating variable \"%V\"", name); - return NULL; - } - - ngx_http_variable_depth--; - - vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); - - if (vv && v->get_handler(r, vv, v->data) == NGX_OK) { - ngx_http_variable_depth++; - return vv; - } - - ngx_http_variable_depth++; - return NULL; - } - - vv = ngx_palloc(r->pool, sizeof(ngx_http_variable_value_t)); - if (vv == NULL) { - return NULL; - } - - len = 0; - - v = cmcf->prefix_variables.elts; - n = cmcf->prefix_variables.nelts; - - for (i = 0; i < cmcf->prefix_variables.nelts; i++) { - if (name->len >= v[i].name.len && name->len > len - && ngx_strncmp(name->data, v[i].name.data, v[i].name.len) == 0) - { - len = v[i].name.len; - n = i; - } - } - - if (n != cmcf->prefix_variables.nelts) { - if (v[n].get_handler(r, vv, (uintptr_t) name) == NGX_OK) { - return vv; - } - - return NULL; - } - - vv->not_found = 1; - - return vv; -} - - -static ngx_int_t -ngx_http_variable_request(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_str_t *s; - - s = (ngx_str_t *) ((char *) r + data); - - if (s->data) { - v->len = s->len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s->data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -#if 0 - -static void -ngx_http_variable_request_set(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t *s; - - s = (ngx_str_t *) ((char *) r + data); - - s->len = v->len; - s->data = v->data; -} - -#endif - - -static ngx_int_t -ngx_http_variable_request_get_size(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t *sp; - - sp = (size_t *) ((char *) r + data); - - v->data = ngx_pnalloc(r->pool, NGX_SIZE_T_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(v->data, "%uz", *sp) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static void -ngx_http_variable_request_set_size(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ssize_t s, *sp; - ngx_str_t val; - - val.len = v->len; - val.data = v->data; - - s = ngx_parse_size(&val); - - if (s == NGX_ERROR) { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "invalid size \"%V\"", &val); - return; - } - - sp = (ssize_t *) ((char *) r + data); - - *sp = s; - - return; -} - - -static ngx_int_t -ngx_http_variable_header(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_table_elt_t *h; - - h = *(ngx_table_elt_t **) ((char *) r + data); - - if (h) { - v->len = h->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = h->value.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_cookies(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_headers_internal(r, v, data, ';'); -} - - -static ngx_int_t -ngx_http_variable_headers(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_headers_internal(r, v, data, ','); -} - - -static ngx_int_t -ngx_http_variable_headers_internal(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data, u_char sep) -{ - size_t len; - u_char *p, *end; - ngx_uint_t i, n; - ngx_array_t *a; - ngx_table_elt_t **h; - - a = (ngx_array_t *) ((char *) r + data); - - n = a->nelts; - h = a->elts; - - len = 0; - - for (i = 0; i < n; i++) { - - if (h[i]->hash == 0) { - continue; - } - - len += h[i]->value.len + 2; - } - - if (len == 0) { - v->not_found = 1; - return NGX_OK; - } - - len -= 2; - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (n == 1) { - v->len = (*h)->value.len; - v->data = (*h)->value.data; - - return NGX_OK; - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = len; - v->data = p; - - end = p + len; - - for (i = 0; /* void */ ; i++) { - - if (h[i]->hash == 0) { - continue; - } - - p = ngx_copy(p, h[i]->value.data, h[i]->value.len); - - if (p == end) { - break; - } - - *p++ = sep; *p++ = ' '; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_unknown_header_in(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->headers_in.headers.part, - sizeof("http_") - 1); -} - - -static ngx_int_t -ngx_http_variable_unknown_header_out(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - return ngx_http_variable_unknown_header(v, (ngx_str_t *) data, - &r->headers_out.headers.part, - sizeof("sent_http_") - 1); -} - - -ngx_int_t -ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, ngx_str_t *var, - ngx_list_part_t *part, size_t prefix) -{ - u_char ch; - ngx_uint_t i, n; - ngx_table_elt_t *header; - - header = part->elts; - - for (i = 0; /* void */ ; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - for (n = 0; n + prefix < var->len && n < header[i].key.len; n++) { - ch = header[i].key.data[n]; - - if (ch >= 'A' && ch <= 'Z') { - ch |= 0x20; - - } else if (ch == '-') { - ch = '_'; - } - - if (var->data[n + prefix] != ch) { - break; - } - } - - if (n + prefix == var->len && n == header[i].key.len) { - v->len = header[i].value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = header[i].value.data; - - return NGX_OK; - } - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_line(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p, *s; - - s = r->request_line.data; - - if (s == NULL) { - s = r->request_start; - - if (s == NULL) { - v->not_found = 1; - return NGX_OK; - } - - for (p = s; p < r->header_in->last; p++) { - if (*p == CR || *p == LF) { - break; - } - } - - r->request_line.len = p - s; - r->request_line.data = s; - } - - v->len = r->request_line.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_cookie(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_str_t *name = (ngx_str_t *) data; - - ngx_str_t cookie, s; - - s.len = name->len - (sizeof("cookie_") - 1); - s.data = name->data + sizeof("cookie_") - 1; - - if (ngx_http_parse_multi_header_lines(&r->headers_in.cookies, &s, &cookie) - == NGX_DECLINED) - { - v->not_found = 1; - return NGX_OK; - } - - v->len = cookie.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = cookie.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_argument(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_str_t *name = (ngx_str_t *) data; - - u_char *arg; - size_t len; - ngx_str_t value; - - len = name->len - (sizeof("arg_") - 1); - arg = name->data + sizeof("arg_") - 1; - - if (ngx_http_arg(r, arg, len, &value) != NGX_OK) { - v->not_found = 1; - return NGX_OK; - } - - v->data = value.data; - v->len = value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -#if (NGX_HAVE_TCP_INFO) - -static ngx_int_t -ngx_http_variable_tcpinfo(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - struct tcp_info ti; - socklen_t len; - uint32_t value; - - len = sizeof(struct tcp_info); - if (getsockopt(r->connection->fd, IPPROTO_TCP, TCP_INFO, &ti, &len) == -1) { - v->not_found = 1; - return NGX_OK; - } - - v->data = ngx_pnalloc(r->pool, NGX_INT32_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - switch (data) { - case 0: - value = ti.tcpi_rtt; - break; - - case 1: - value = ti.tcpi_rttvar; - break; - - case 2: - value = ti.tcpi_snd_cwnd; - break; - - case 3: - value = ti.tcpi_rcv_space; - break; - - /* suppress warning */ - default: - value = 0; - break; - } - - v->len = ngx_sprintf(v->data, "%uD", value) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - -#endif - - -static ngx_int_t -ngx_http_variable_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->headers_in.content_length) { - v->len = r->headers_in.content_length->value.len; - v->data = r->headers_in.content_length->value.data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - } else if (r->reading_body) { - v->not_found = 1; - v->no_cacheable = 1; - - } else if (r->headers_in.content_length_n >= 0) { - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->headers_in.content_length_n) - p; - v->data = p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_host(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - ngx_http_core_srv_conf_t *cscf; - - if (r->headers_in.server.len) { - v->len = r->headers_in.server.len; - v->data = r->headers_in.server.data; - - } else { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - v->len = cscf->server_name.len; - v->data = cscf->server_name.data; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_binary_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - struct sockaddr_in *sin; -#if (NGX_HAVE_INET6) - struct sockaddr_in6 *sin6; -#endif - - switch (r->connection->sockaddr->sa_family) { - -#if (NGX_HAVE_INET6) - case AF_INET6: - sin6 = (struct sockaddr_in6 *) r->connection->sockaddr; - - v->len = sizeof(struct in6_addr); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = sin6->sin6_addr.s6_addr; - - break; -#endif - - default: /* AF_INET */ - sin = (struct sockaddr_in *) r->connection->sockaddr; - - v->len = sizeof(in_addr_t); - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) &sin->sin_addr; - - break; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_remote_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = r->connection->addr_text.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->connection->addr_text.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_remote_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(r->connection->sockaddr); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_proxy_protocol_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = r->connection->proxy_protocol_addr.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->connection->proxy_protocol_addr.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_proxy_protocol_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = r->connection->proxy_protocol_port; - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_server_addr(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t s; - u_char addr[NGX_SOCKADDR_STRLEN]; - - s.len = NGX_SOCKADDR_STRLEN; - s.data = addr; - - if (ngx_connection_local_sockaddr(r->connection, &s, 0) != NGX_OK) { - return NGX_ERROR; - } - - s.data = ngx_pnalloc(r->pool, s.len); - if (s.data == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(s.data, addr, s.len); - - v->len = s.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = s.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_server_port(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t port; - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (ngx_connection_local_sockaddr(r->connection, NULL, 0) != NGX_OK) { - return NGX_ERROR; - } - - v->data = ngx_pnalloc(r->pool, sizeof("65535") - 1); - if (v->data == NULL) { - return NGX_ERROR; - } - - port = ngx_inet_get_port(r->connection->local_sockaddr); - - if (port > 0 && port < 65536) { - v->len = ngx_sprintf(v->data, "%ui", port) - v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_scheme(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - v->len = sizeof("https") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "https"; - - return NGX_OK; - } - -#endif - - v->len = sizeof("http") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "http"; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_https(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - v->len = sizeof("on") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "on"; - - return NGX_OK; - } - -#endif - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static void -ngx_http_variable_set_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - r->args.len = v->len; - r->args.data = v->data; - r->valid_unparsed_uri = 0; -} - - -static ngx_int_t -ngx_http_variable_is_args(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - if (r->args.len == 0) { - v->len = 0; - v->data = NULL; - return NGX_OK; - } - - v->len = 1; - v->data = (u_char *) "?"; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_document_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t path; - ngx_http_core_loc_conf_t *clcf; - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->root_lengths == NULL) { - v->len = clcf->root.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = clcf->root.data; - - } else { - if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 0, - clcf->root_values->elts) - == NULL) - { - return NGX_ERROR; - } - - if (ngx_get_full_name(r->pool, (ngx_str_t *) &ngx_cycle->prefix, &path) - != NGX_OK) - { - return NGX_ERROR; - } - - v->len = path.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = path.data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_realpath_root(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *real; - size_t len; - ngx_str_t path; - ngx_http_core_loc_conf_t *clcf; -#if (NGX_HAVE_MAX_PATH) - u_char buffer[NGX_MAX_PATH]; -#endif - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->root_lengths == NULL) { - path = clcf->root; - - } else { - if (ngx_http_script_run(r, &path, clcf->root_lengths->elts, 1, - clcf->root_values->elts) - == NULL) - { - return NGX_ERROR; - } - - path.data[path.len - 1] = '\0'; - - if (ngx_get_full_name(r->pool, (ngx_str_t *) &ngx_cycle->prefix, &path) - != NGX_OK) - { - return NGX_ERROR; - } - } - -#if (NGX_HAVE_MAX_PATH) - real = buffer; -#else - real = NULL; -#endif - - real = ngx_realpath(path.data, real); - - if (real == NULL) { - ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, - ngx_realpath_n " \"%s\" failed", path.data); - return NGX_ERROR; - } - - len = ngx_strlen(real); - - v->data = ngx_pnalloc(r->pool, len); - if (v->data == NULL) { -#if !(NGX_HAVE_MAX_PATH) - ngx_free(real); -#endif - return NGX_ERROR; - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - ngx_memcpy(v->data, real, len); - -#if !(NGX_HAVE_MAX_PATH) - ngx_free(real); -#endif - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_filename(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t root; - ngx_str_t path; - - if (ngx_http_map_uri_to_path(r, &path, &root, 0) == NULL) { - return NGX_ERROR; - } - - /* ngx_http_map_uri_to_path() allocates memory for terminating '\0' */ - - v->len = path.len - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = path.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_server_name(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_http_core_srv_conf_t *cscf; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - v->len = cscf->server_name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = cscf->server_name.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_method(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->main->method_name.data) { - v->len = r->main->method_name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->main->method_name.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_remote_user(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_int_t rc; - - rc = ngx_http_auth_basic_user(r); - - if (rc == NGX_DECLINED) { - v->not_found = 1; - return NGX_OK; - } - - if (rc == NGX_ERROR) { - return NGX_ERROR; - } - - v->len = r->headers_in.user.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_in.user.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->connection->sent) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_body_bytes_sent(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - off_t sent; - u_char *p; - - sent = r->connection->sent - r->header_size; - - if (sent < 0) { - sent = 0; - } - - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", sent) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_pipe(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->data = (u_char *) (r->pipeline ? "p" : "."); - v->len = 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_status(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_uint_t status; - - v->data = ngx_pnalloc(r->pool, NGX_INT_T_LEN); - if (v->data == NULL) { - return NGX_ERROR; - } - - if (r->err_status) { - status = r->err_status; - - } else if (r->headers_out.status) { - status = r->headers_out.status; - - } else if (r->http_version == NGX_HTTP_VERSION_9) { - status = 9; - - } else { - status = 0; - } - - v->len = ngx_sprintf(v->data, "%03ui", status) - v->data; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_content_type(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->headers_out.content_type.len) { - v->len = r->headers_out.content_type.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.content_type.data; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_content_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->headers_out.content_length) { - v->len = r->headers_out.content_length->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.content_length->value.data; - - return NGX_OK; - } - - if (r->headers_out.content_length_n >= 0) { - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->headers_out.content_length_n) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_location(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - ngx_str_t name; - - if (r->headers_out.location) { - v->len = r->headers_out.location->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.location->value.data; - - return NGX_OK; - } - - ngx_str_set(&name, "sent_http_location"); - - return ngx_http_variable_unknown_header(v, &name, - &r->headers_out.headers.part, - sizeof("sent_http_") - 1); -} - - -static ngx_int_t -ngx_http_variable_sent_last_modified(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - if (r->headers_out.last_modified) { - v->len = r->headers_out.last_modified->value.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->headers_out.last_modified->value.data; - - return NGX_OK; - } - - if (r->headers_out.last_modified_time >= 0) { - p = ngx_pnalloc(r->pool, sizeof("Mon, 28 Sep 1970 06:00:00 GMT") - 1); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_http_time(p, r->headers_out.last_modified_time) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - size_t len; - char *p; - - if (r->headers_out.status == NGX_HTTP_SWITCHING_PROTOCOLS) { - len = sizeof("upgrade") - 1; - p = "upgrade"; - - } else if (r->keepalive) { - len = sizeof("keep-alive") - 1; - p = "keep-alive"; - - } else { - len = sizeof("close") - 1; - p = "close"; - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_keep_alive(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_http_core_loc_conf_t *clcf; - - if (r->keepalive) { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->keepalive_header) { - - p = ngx_pnalloc(r->pool, sizeof("timeout=") - 1 + NGX_TIME_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "timeout=%T", clcf->keepalive_header) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; - } - } - - v->not_found = 1; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_sent_transfer_encoding(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->chunked) { - v->len = sizeof("chunked") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "chunked"; - - } else { - v->not_found = 1; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_completion(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->request_complete) { - v->len = 2; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "OK"; - - return NGX_OK; - } - - v->len = 0; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) ""; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_body(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - size_t len; - ngx_buf_t *buf; - ngx_chain_t *cl; - - if (r->request_body == NULL - || r->request_body->bufs == NULL - || r->request_body->temp_file) - { - v->not_found = 1; - - return NGX_OK; - } - - cl = r->request_body->bufs; - buf = cl->buf; - - if (cl->next == NULL) { - v->len = buf->last - buf->pos; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = buf->pos; - - return NGX_OK; - } - - len = buf->last - buf->pos; - cl = cl->next; - - for ( /* void */ ; cl; cl = cl->next) { - buf = cl->buf; - len += buf->last - buf->pos; - } - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - v->data = p; - cl = r->request_body->bufs; - - for ( /* void */ ; cl; cl = cl->next) { - buf = cl->buf; - p = ngx_cpymem(p, buf->pos, buf->last - buf->pos); - } - - v->len = len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_body_file(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - if (r->request_body == NULL || r->request_body->temp_file == NULL) { - v->not_found = 1; - - return NGX_OK; - } - - v->len = r->request_body->temp_file->file.name.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = r->request_body->temp_file->file.name.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_length(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_OFF_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%O", r->request_length) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_time(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_time_t *tp; - ngx_msec_int_t ms; - - p = ngx_pnalloc(r->pool, NGX_TIME_T_LEN + 4); - if (p == NULL) { - return NGX_ERROR; - } - - tp = ngx_timeofday(); - - ms = (ngx_msec_int_t) - ((tp->sec - r->start_sec) * 1000 + (tp->msec - r->start_msec)); - ms = ngx_max(ms, 0); - - v->len = ngx_sprintf(p, "%T.%03M", (time_t) ms / 1000, ms % 1000) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_request_id(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *id; - -#if (NGX_OPENSSL) - u_char random_bytes[16]; -#endif - - id = ngx_pnalloc(r->pool, 32); - if (id == NULL) { - return NGX_ERROR; - } - - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - - v->len = 32; - v->data = id; - -#if (NGX_OPENSSL) - - if (RAND_bytes(random_bytes, 16) == 1) { - ngx_hex_dump(id, random_bytes, 16); - return NGX_OK; - } - - ngx_ssl_error(NGX_LOG_ERR, r->connection->log, 0, "RAND_bytes() failed"); - -#endif - - ngx_sprintf(id, "%08xD%08xD%08xD%08xD", - (uint32_t) ngx_random(), (uint32_t) ngx_random(), - (uint32_t) ngx_random(), (uint32_t) ngx_random()); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_connection(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_ATOMIC_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%uA", r->connection->number) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_connection_requests(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_INT_T_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%ui", r->connection->requests) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_nginx_version(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = sizeof(NGINX_VERSION) - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) NGINX_VERSION; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_hostname(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - v->len = ngx_cycle->hostname.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = ngx_cycle->hostname.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_pid(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, NGX_INT64_LEN); - if (p == NULL) { - return NGX_ERROR; - } - - v->len = ngx_sprintf(p, "%P", ngx_pid) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_msec(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - ngx_time_t *tp; - - p = ngx_pnalloc(r->pool, NGX_TIME_T_LEN + 4); - if (p == NULL) { - return NGX_ERROR; - } - - tp = ngx_timeofday(); - - v->len = ngx_sprintf(p, "%T.%03M", tp->sec, tp->msec) - p; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_time_iso8601(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, ngx_cached_http_log_iso8601.len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, ngx_cached_http_log_iso8601.data, - ngx_cached_http_log_iso8601.len); - - v->len = ngx_cached_http_log_iso8601.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_variable_time_local(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - u_char *p; - - p = ngx_pnalloc(r->pool, ngx_cached_http_log_time.len); - if (p == NULL) { - return NGX_ERROR; - } - - ngx_memcpy(p, ngx_cached_http_log_time.data, ngx_cached_http_log_time.len); - - v->len = ngx_cached_http_log_time.len; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = p; - - return NGX_OK; -} - - -void * -ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, ngx_str_t *match) -{ - void *value; - u_char *low; - size_t len; - ngx_uint_t key; - - len = match->len; - - if (len) { - low = ngx_pnalloc(r->pool, len); - if (low == NULL) { - return NULL; - } - - } else { - low = NULL; - } - - key = ngx_hash_strlow(low, match->data, len); - - value = ngx_hash_find_combined(&map->hash, key, low, len); - if (value) { - return value; - } - -#if (NGX_PCRE) - - if (len && map->nregex) { - ngx_int_t n; - ngx_uint_t i; - ngx_http_map_regex_t *reg; - - reg = map->regex; - - for (i = 0; i < map->nregex; i++) { - - n = ngx_http_regex_exec(r, reg[i].regex, match); - - if (n == NGX_OK) { - return reg[i].value; - } - - if (n == NGX_DECLINED) { - continue; - } - - /* NGX_ERROR */ - - return NULL; - } - } - -#endif - - return NULL; -} - - -#if (NGX_PCRE) - -static ngx_int_t -ngx_http_variable_not_found(ngx_http_request_t *r, ngx_http_variable_value_t *v, - uintptr_t data) -{ - v->not_found = 1; - return NGX_OK; -} - - -ngx_http_regex_t * -ngx_http_regex_compile(ngx_conf_t *cf, ngx_regex_compile_t *rc) -{ - u_char *p; - size_t size; - ngx_str_t name; - ngx_uint_t i, n; - ngx_http_variable_t *v; - ngx_http_regex_t *re; - ngx_http_regex_variable_t *rv; - ngx_http_core_main_conf_t *cmcf; - - rc->pool = cf->pool; - - if (ngx_regex_compile(rc) != NGX_OK) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V", &rc->err); - return NULL; - } - - re = ngx_pcalloc(cf->pool, sizeof(ngx_http_regex_t)); - if (re == NULL) { - return NULL; - } - - re->regex = rc->regex; - re->ncaptures = rc->captures; - re->name = rc->pattern; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - cmcf->ncaptures = ngx_max(cmcf->ncaptures, re->ncaptures); - - n = (ngx_uint_t) rc->named_captures; - - if (n == 0) { - return re; - } - - rv = ngx_palloc(rc->pool, n * sizeof(ngx_http_regex_variable_t)); - if (rv == NULL) { - return NULL; - } - - re->variables = rv; - re->nvariables = n; - - size = rc->name_size; - p = rc->names; - - for (i = 0; i < n; i++) { - rv[i].capture = 2 * ((p[0] << 8) + p[1]); - - name.data = &p[2]; - name.len = ngx_strlen(name.data); - - v = ngx_http_add_variable(cf, &name, NGX_HTTP_VAR_CHANGEABLE); - if (v == NULL) { - return NULL; - } - - rv[i].index = ngx_http_get_variable_index(cf, &name); - if (rv[i].index == NGX_ERROR) { - return NULL; - } - - v->get_handler = ngx_http_variable_not_found; - - p += size; - } - - return re; -} - - -ngx_int_t -ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, ngx_str_t *s) -{ - ngx_int_t rc, index; - ngx_uint_t i, n, len; - ngx_http_variable_value_t *vv; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - if (re->ncaptures) { - len = cmcf->ncaptures; - - if (r->captures == NULL) { - r->captures = ngx_palloc(r->pool, len * sizeof(int)); - if (r->captures == NULL) { - return NGX_ERROR; - } - } - - } else { - len = 0; - } - - rc = ngx_regex_exec(re->regex, s, r->captures, len); - - if (rc == NGX_REGEX_NO_MATCHED) { - return NGX_DECLINED; - } - - if (rc < 0) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - ngx_regex_exec_n " failed: %i on \"%V\" using \"%V\"", - rc, s, &re->name); - return NGX_ERROR; - } - - for (i = 0; i < re->nvariables; i++) { - - n = re->variables[i].capture; - index = re->variables[i].index; - vv = &r->variables[index]; - - vv->len = r->captures[n + 1] - r->captures[n]; - vv->valid = 1; - vv->no_cacheable = 0; - vv->not_found = 0; - vv->data = &s->data[r->captures[n]]; - -#if (NGX_DEBUG) - { - ngx_http_variable_t *v; - - v = cmcf->variables.elts; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http regex set $%V to \"%v\"", &v[index].name, vv); - } -#endif - } - - r->ncaptures = rc * 2; - r->captures_data = s->data; - - return NGX_OK; -} - -#endif - - -ngx_int_t -ngx_http_variables_add_core_vars(ngx_conf_t *cf) -{ - ngx_http_variable_t *cv, *v; - ngx_http_core_main_conf_t *cmcf; - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - cmcf->variables_keys = ngx_pcalloc(cf->temp_pool, - sizeof(ngx_hash_keys_arrays_t)); - if (cmcf->variables_keys == NULL) { - return NGX_ERROR; - } - - cmcf->variables_keys->pool = cf->pool; - cmcf->variables_keys->temp_pool = cf->pool; - - if (ngx_hash_keys_array_init(cmcf->variables_keys, NGX_HASH_SMALL) - != NGX_OK) - { - return NGX_ERROR; - } - - if (ngx_array_init(&cmcf->prefix_variables, cf->pool, 8, - sizeof(ngx_http_variable_t)) - != NGX_OK) - { - return NGX_ERROR; - } - - for (cv = ngx_http_core_variables; cv->name.len; cv++) { - v = ngx_http_add_variable(cf, &cv->name, cv->flags); - if (v == NULL) { - return NGX_ERROR; - } - - *v = *cv; - } - - return NGX_OK; -} - - -ngx_int_t -ngx_http_variables_init_vars(ngx_conf_t *cf) -{ - size_t len; - ngx_uint_t i, n; - ngx_hash_key_t *key; - ngx_hash_init_t hash; - ngx_http_variable_t *v, *av, *pv; - ngx_http_core_main_conf_t *cmcf; - - /* set the handlers for the indexed http variables */ - - cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module); - - v = cmcf->variables.elts; - pv = cmcf->prefix_variables.elts; - key = cmcf->variables_keys->keys.elts; - - for (i = 0; i < cmcf->variables.nelts; i++) { - - for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { - - av = key[n].value; - - if (v[i].name.len == key[n].key.len - && ngx_strncmp(v[i].name.data, key[n].key.data, v[i].name.len) - == 0) - { - v[i].get_handler = av->get_handler; - v[i].data = av->data; - - av->flags |= NGX_HTTP_VAR_INDEXED; - v[i].flags = av->flags; - - av->index = i; - - if (av->get_handler == NULL - || (av->flags & NGX_HTTP_VAR_WEAK)) - { - break; - } - - goto next; - } - } - - len = 0; - av = NULL; - - for (n = 0; n < cmcf->prefix_variables.nelts; n++) { - if (v[i].name.len >= pv[n].name.len && v[i].name.len > len - && ngx_strncmp(v[i].name.data, pv[n].name.data, pv[n].name.len) - == 0) - { - av = &pv[n]; - len = pv[n].name.len; - } - } - - if (av) { - v[i].get_handler = av->get_handler; - v[i].data = (uintptr_t) &v[i].name; - v[i].flags = av->flags; - - goto next; - } - - if (v[i].get_handler == NULL) { - ngx_log_error(NGX_LOG_EMERG, cf->log, 0, - "unknown \"%V\" variable", &v[i].name); - - return NGX_ERROR; - } - - next: - continue; - } - - - for (n = 0; n < cmcf->variables_keys->keys.nelts; n++) { - av = key[n].value; - - if (av->flags & NGX_HTTP_VAR_NOHASH) { - key[n].key.data = NULL; - } - } - - - hash.hash = &cmcf->variables_hash; - hash.key = ngx_hash_key; - hash.max_size = cmcf->variables_hash_max_size; - hash.bucket_size = cmcf->variables_hash_bucket_size; - hash.name = "variables_hash"; - hash.pool = cf->pool; - hash.temp_pool = NULL; - - if (ngx_hash_init(&hash, cmcf->variables_keys->keys.elts, - cmcf->variables_keys->keys.nelts) - != NGX_OK) - { - return NGX_ERROR; - } - - cmcf->variables_keys = NULL; - - return NGX_OK; -} diff --git a/app/nginx/src/http/ngx_http_variables.h b/app/nginx/src/http/ngx_http_variables.h deleted file mode 100644 index df337de..0000000 --- a/app/nginx/src/http/ngx_http_variables.h +++ /dev/null @@ -1,114 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_HTTP_VARIABLES_H_INCLUDED_ -#define _NGX_HTTP_VARIABLES_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef ngx_variable_value_t ngx_http_variable_value_t; - -#define ngx_http_variable(v) { sizeof(v) - 1, 1, 0, 0, 0, (u_char *) v } - -typedef struct ngx_http_variable_s ngx_http_variable_t; - -typedef void (*ngx_http_set_variable_pt) (ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); -typedef ngx_int_t (*ngx_http_get_variable_pt) (ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - - -#define NGX_HTTP_VAR_CHANGEABLE 1 -#define NGX_HTTP_VAR_NOCACHEABLE 2 -#define NGX_HTTP_VAR_INDEXED 4 -#define NGX_HTTP_VAR_NOHASH 8 -#define NGX_HTTP_VAR_WEAK 16 -#define NGX_HTTP_VAR_PREFIX 32 - - -struct ngx_http_variable_s { - ngx_str_t name; /* must be first to build the hash */ - ngx_http_set_variable_pt set_handler; - ngx_http_get_variable_pt get_handler; - uintptr_t data; - ngx_uint_t flags; - ngx_uint_t index; -}; - - -ngx_http_variable_t *ngx_http_add_variable(ngx_conf_t *cf, ngx_str_t *name, - ngx_uint_t flags); -ngx_int_t ngx_http_get_variable_index(ngx_conf_t *cf, ngx_str_t *name); -ngx_http_variable_value_t *ngx_http_get_indexed_variable(ngx_http_request_t *r, - ngx_uint_t index); -ngx_http_variable_value_t *ngx_http_get_flushed_variable(ngx_http_request_t *r, - ngx_uint_t index); - -ngx_http_variable_value_t *ngx_http_get_variable(ngx_http_request_t *r, - ngx_str_t *name, ngx_uint_t key); - -ngx_int_t ngx_http_variable_unknown_header(ngx_http_variable_value_t *v, - ngx_str_t *var, ngx_list_part_t *part, size_t prefix); - - -#if (NGX_PCRE) - -typedef struct { - ngx_uint_t capture; - ngx_int_t index; -} ngx_http_regex_variable_t; - - -typedef struct { - ngx_regex_t *regex; - ngx_uint_t ncaptures; - ngx_http_regex_variable_t *variables; - ngx_uint_t nvariables; - ngx_str_t name; -} ngx_http_regex_t; - - -typedef struct { - ngx_http_regex_t *regex; - void *value; -} ngx_http_map_regex_t; - - -ngx_http_regex_t *ngx_http_regex_compile(ngx_conf_t *cf, - ngx_regex_compile_t *rc); -ngx_int_t ngx_http_regex_exec(ngx_http_request_t *r, ngx_http_regex_t *re, - ngx_str_t *s); - -#endif - - -typedef struct { - ngx_hash_combined_t hash; -#if (NGX_PCRE) - ngx_http_map_regex_t *regex; - ngx_uint_t nregex; -#endif -} ngx_http_map_t; - - -void *ngx_http_map_find(ngx_http_request_t *r, ngx_http_map_t *map, - ngx_str_t *match); - - -ngx_int_t ngx_http_variables_add_core_vars(ngx_conf_t *cf); -ngx_int_t ngx_http_variables_init_vars(ngx_conf_t *cf); - - -extern ngx_http_variable_value_t ngx_http_variable_null_value; -extern ngx_http_variable_value_t ngx_http_variable_true_value; - - -#endif /* _NGX_HTTP_VARIABLES_H_INCLUDED_ */ diff --git a/app/nginx/src/http/ngx_http_write_filter_module.c b/app/nginx/src/http/ngx_http_write_filter_module.c deleted file mode 100644 index 0036231..0000000 --- a/app/nginx/src/http/ngx_http_write_filter_module.c +++ /dev/null @@ -1,327 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -static ngx_int_t ngx_http_write_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_write_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_write_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL, /* merge location configuration */ -}; - - -ngx_module_t ngx_http_write_filter_module = { - NGX_MODULE_V1, - &ngx_http_write_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -ngx_int_t -ngx_http_write_filter(ngx_http_request_t *r, ngx_chain_t *in) -{ - off_t size, sent, nsent, limit; - ngx_uint_t last, flush, sync; - ngx_msec_t delay; - ngx_chain_t *cl, *ln, **ll, *chain; - ngx_connection_t *c; - ngx_http_core_loc_conf_t *clcf; - - c = r->connection; - - if (c->error) { - return NGX_ERROR; - } - - size = 0; - flush = 0; - sync = 0; - last = 0; - ll = &r->out; - - /* find the size, the flush point and the last link of the saved chain */ - - for (cl = r->out; cl; cl = cl->next) { - ll = &cl->next; - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, c->log, 0, - "write old buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - -#if 1 - if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "zero size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } -#endif - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush || cl->buf->recycled) { - flush = 1; - } - - if (cl->buf->sync) { - sync = 1; - } - - if (cl->buf->last_buf) { - last = 1; - } - } - - /* add the new chain to the existent one */ - - for (ln = in; ln; ln = ln->next) { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - cl->buf = ln->buf; - *ll = cl; - ll = &cl->next; - - ngx_log_debug7(NGX_LOG_DEBUG_EVENT, c->log, 0, - "write new buf t:%d f:%d %p, pos %p, size: %z " - "file: %O, size: %O", - cl->buf->temporary, cl->buf->in_file, - cl->buf->start, cl->buf->pos, - cl->buf->last - cl->buf->pos, - cl->buf->file_pos, - cl->buf->file_last - cl->buf->file_pos); - -#if 1 - if (ngx_buf_size(cl->buf) == 0 && !ngx_buf_special(cl->buf)) { - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "zero size buf in writer " - "t:%d r:%d f:%d %p %p-%p %p %O-%O", - cl->buf->temporary, - cl->buf->recycled, - cl->buf->in_file, - cl->buf->start, - cl->buf->pos, - cl->buf->last, - cl->buf->file, - cl->buf->file_pos, - cl->buf->file_last); - - ngx_debug_point(); - return NGX_ERROR; - } -#endif - - size += ngx_buf_size(cl->buf); - - if (cl->buf->flush || cl->buf->recycled) { - flush = 1; - } - - if (cl->buf->sync) { - sync = 1; - } - - if (cl->buf->last_buf) { - last = 1; - } - } - - *ll = NULL; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http write filter: l:%ui f:%ui s:%O", last, flush, size); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - /* - * avoid the output if there are no last buf, no flush point, - * there are the incoming bufs and the size of all bufs - * is smaller than "postpone_output" directive - */ - - if (!last && !flush && in && size < (off_t) clcf->postpone_output) { - return NGX_OK; - } - - if (c->write->delayed) { - c->buffered |= NGX_HTTP_WRITE_BUFFERED; - return NGX_AGAIN; - } - - if (size == 0 - && !(c->buffered & NGX_LOWLEVEL_BUFFERED) - && !(last && c->need_last_buf)) - { - if (last || flush || sync) { - for (cl = r->out; cl; /* void */) { - ln = cl; - cl = cl->next; - ngx_free_chain(r->pool, ln); - } - - r->out = NULL; - c->buffered &= ~NGX_HTTP_WRITE_BUFFERED; - - return NGX_OK; - } - - ngx_log_error(NGX_LOG_ALERT, c->log, 0, - "the http output chain is empty"); - - ngx_debug_point(); - - return NGX_ERROR; - } - - if (r->limit_rate) { - if (r->limit_rate_after == 0) { - r->limit_rate_after = clcf->limit_rate_after; - } - - limit = (off_t) r->limit_rate * (ngx_time() - r->start_sec + 1) - - (c->sent - r->limit_rate_after); - - if (limit <= 0) { - c->write->delayed = 1; - delay = (ngx_msec_t) (- limit * 1000 / r->limit_rate + 1); - ngx_add_timer(c->write, delay); - - c->buffered |= NGX_HTTP_WRITE_BUFFERED; - - return NGX_AGAIN; - } - - if (clcf->sendfile_max_chunk - && (off_t) clcf->sendfile_max_chunk < limit) - { - limit = clcf->sendfile_max_chunk; - } - - } else { - limit = clcf->sendfile_max_chunk; - } - - sent = c->sent; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http write filter limit %O", limit); - - chain = c->send_chain(c, r->out, limit); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http write filter %p", chain); - - if (chain == NGX_CHAIN_ERROR) { - c->error = 1; - return NGX_ERROR; - } - - if (r->limit_rate) { - - nsent = c->sent; - - if (r->limit_rate_after) { - - sent -= r->limit_rate_after; - if (sent < 0) { - sent = 0; - } - - nsent -= r->limit_rate_after; - if (nsent < 0) { - nsent = 0; - } - } - - delay = (ngx_msec_t) ((nsent - sent) * 1000 / r->limit_rate); - - if (delay > 0) { - limit = 0; - c->write->delayed = 1; - ngx_add_timer(c->write, delay); - } - } - - if (limit - && c->write->ready - && c->sent - sent >= limit - (off_t) (2 * ngx_pagesize)) - { - c->write->delayed = 1; - ngx_add_timer(c->write, 1); - } - - for (cl = r->out; cl && cl != chain; /* void */) { - ln = cl; - cl = cl->next; - ngx_free_chain(r->pool, ln); - } - - r->out = chain; - - if (chain) { - c->buffered |= NGX_HTTP_WRITE_BUFFERED; - return NGX_AGAIN; - } - - c->buffered &= ~NGX_HTTP_WRITE_BUFFERED; - - if ((c->buffered & NGX_LOWLEVEL_BUFFERED) && r->postponed == NULL) { - return NGX_AGAIN; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_write_filter_init(ngx_conf_t *cf) -{ - ngx_http_top_body_filter = ngx_http_write_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/v2/ngx_http_v2.c b/app/nginx/src/http/v2/ngx_http_v2.c deleted file mode 100644 index 55db58e..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2.c +++ /dev/null @@ -1,4484 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_http_v2_module.h> - - -/* errors */ -#define NGX_HTTP_V2_NO_ERROR 0x0 -#define NGX_HTTP_V2_PROTOCOL_ERROR 0x1 -#define NGX_HTTP_V2_INTERNAL_ERROR 0x2 -#define NGX_HTTP_V2_FLOW_CTRL_ERROR 0x3 -#define NGX_HTTP_V2_SETTINGS_TIMEOUT 0x4 -#define NGX_HTTP_V2_STREAM_CLOSED 0x5 -#define NGX_HTTP_V2_SIZE_ERROR 0x6 -#define NGX_HTTP_V2_REFUSED_STREAM 0x7 -#define NGX_HTTP_V2_CANCEL 0x8 -#define NGX_HTTP_V2_COMP_ERROR 0x9 -#define NGX_HTTP_V2_CONNECT_ERROR 0xa -#define NGX_HTTP_V2_ENHANCE_YOUR_CALM 0xb -#define NGX_HTTP_V2_INADEQUATE_SECURITY 0xc -#define NGX_HTTP_V2_HTTP_1_1_REQUIRED 0xd - -/* frame sizes */ -#define NGX_HTTP_V2_RST_STREAM_SIZE 4 -#define NGX_HTTP_V2_PRIORITY_SIZE 5 -#define NGX_HTTP_V2_PING_SIZE 8 -#define NGX_HTTP_V2_GOAWAY_SIZE 8 -#define NGX_HTTP_V2_WINDOW_UPDATE_SIZE 4 - -#define NGX_HTTP_V2_STREAM_ID_SIZE 4 - -#define NGX_HTTP_V2_SETTINGS_PARAM_SIZE 6 - -/* settings fields */ -#define NGX_HTTP_V2_HEADER_TABLE_SIZE_SETTING 0x1 -#define NGX_HTTP_V2_MAX_STREAMS_SETTING 0x3 -#define NGX_HTTP_V2_INIT_WINDOW_SIZE_SETTING 0x4 -#define NGX_HTTP_V2_MAX_FRAME_SIZE_SETTING 0x5 - -#define NGX_HTTP_V2_FRAME_BUFFER_SIZE 24 - -#define NGX_HTTP_V2_DEFAULT_FRAME_SIZE (1 << 14) - -#define NGX_HTTP_V2_ROOT (void *) -1 - - -static void ngx_http_v2_read_handler(ngx_event_t *rev); -static void ngx_http_v2_write_handler(ngx_event_t *wev); -static void ngx_http_v2_handle_connection(ngx_http_v2_connection_t *h2c); - -static u_char *ngx_http_v2_state_proxy_protocol(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_preface(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_preface_end(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_head(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_data(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_read_data(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_headers(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_header_block(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_len(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_huff(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_raw(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_field_skip(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_process_header(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_header_complete(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_handle_continuation(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end, ngx_http_v2_handler_pt handler); -static u_char *ngx_http_v2_state_priority(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_rst_stream(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_settings(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_settings_params(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_push_promise(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_ping(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_goaway(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_window_update(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_continuation(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_complete(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_skip_padded(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_skip(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); -static u_char *ngx_http_v2_state_save(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end, ngx_http_v2_handler_pt handler); -static u_char *ngx_http_v2_state_headers_save(ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end, ngx_http_v2_handler_pt handler); -static u_char *ngx_http_v2_connection_error(ngx_http_v2_connection_t *h2c, - ngx_uint_t err); - -static ngx_int_t ngx_http_v2_parse_int(ngx_http_v2_connection_t *h2c, - u_char **pos, u_char *end, ngx_uint_t prefix); - -static ngx_http_v2_stream_t *ngx_http_v2_create_stream( - ngx_http_v2_connection_t *h2c); -static ngx_http_v2_node_t *ngx_http_v2_get_node_by_id( - ngx_http_v2_connection_t *h2c, ngx_uint_t sid, ngx_uint_t alloc); -static ngx_http_v2_node_t *ngx_http_v2_get_closed_node( - ngx_http_v2_connection_t *h2c); -#define ngx_http_v2_index_size(h2scf) (h2scf->streams_index_mask + 1) -#define ngx_http_v2_index(h2scf, sid) ((sid >> 1) & h2scf->streams_index_mask) - -static ngx_int_t ngx_http_v2_send_settings(ngx_http_v2_connection_t *h2c, - ngx_uint_t ack); -static ngx_int_t ngx_http_v2_settings_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_int_t ngx_http_v2_send_window_update(ngx_http_v2_connection_t *h2c, - ngx_uint_t sid, size_t window); -static ngx_int_t ngx_http_v2_send_rst_stream(ngx_http_v2_connection_t *h2c, - ngx_uint_t sid, ngx_uint_t status); -static ngx_int_t ngx_http_v2_send_goaway(ngx_http_v2_connection_t *h2c, - ngx_uint_t status); - -static ngx_http_v2_out_frame_t *ngx_http_v2_get_frame( - ngx_http_v2_connection_t *h2c, size_t length, ngx_uint_t type, - u_char flags, ngx_uint_t sid); -static ngx_int_t ngx_http_v2_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame); - -static ngx_int_t ngx_http_v2_validate_header(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_pseudo_header(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_parse_path(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_parse_method(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_parse_scheme(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_parse_authority(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_construct_request_line(ngx_http_request_t *r); -static ngx_int_t ngx_http_v2_cookie(ngx_http_request_t *r, - ngx_http_v2_header_t *header); -static ngx_int_t ngx_http_v2_construct_cookie_header(ngx_http_request_t *r); -static void ngx_http_v2_run_request(ngx_http_request_t *r); -static ngx_int_t ngx_http_v2_process_request_body(ngx_http_request_t *r, - u_char *pos, size_t size, ngx_uint_t last); -static ngx_int_t ngx_http_v2_filter_request_body(ngx_http_request_t *r); -static void ngx_http_v2_read_client_request_body_handler(ngx_http_request_t *r); - -static ngx_int_t ngx_http_v2_terminate_stream(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream, ngx_uint_t status); -static void ngx_http_v2_close_stream_handler(ngx_event_t *ev); -static void ngx_http_v2_handle_connection_handler(ngx_event_t *rev); -static void ngx_http_v2_idle_handler(ngx_event_t *rev); -static void ngx_http_v2_finalize_connection(ngx_http_v2_connection_t *h2c, - ngx_uint_t status); - -static ngx_int_t ngx_http_v2_adjust_windows(ngx_http_v2_connection_t *h2c, - ssize_t delta); -static void ngx_http_v2_set_dependency(ngx_http_v2_connection_t *h2c, - ngx_http_v2_node_t *node, ngx_uint_t depend, ngx_uint_t exclusive); -static void ngx_http_v2_node_children_update(ngx_http_v2_node_t *node); - -static void ngx_http_v2_pool_cleanup(void *data); - - -static ngx_http_v2_handler_pt ngx_http_v2_frame_states[] = { - ngx_http_v2_state_data, - ngx_http_v2_state_headers, - ngx_http_v2_state_priority, - ngx_http_v2_state_rst_stream, - ngx_http_v2_state_settings, - ngx_http_v2_state_push_promise, - ngx_http_v2_state_ping, - ngx_http_v2_state_goaway, - ngx_http_v2_state_window_update, - ngx_http_v2_state_continuation -}; - -#define NGX_HTTP_V2_FRAME_STATES \ - (sizeof(ngx_http_v2_frame_states) / sizeof(ngx_http_v2_handler_pt)) - - -void -ngx_http_v2_init(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_pool_cleanup_t *cln; - ngx_http_connection_t *hc; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_main_conf_t *h2mcf; - ngx_http_v2_connection_t *h2c; - - c = rev->data; - hc = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "init http2 connection"); - - c->log->action = "processing HTTP/2 connection"; - - h2mcf = ngx_http_get_module_main_conf(hc->conf_ctx, ngx_http_v2_module); - - if (h2mcf->recv_buffer == NULL) { - h2mcf->recv_buffer = ngx_palloc(ngx_cycle->pool, - h2mcf->recv_buffer_size); - if (h2mcf->recv_buffer == NULL) { - ngx_http_close_connection(c); - return; - } - } - - h2c = ngx_pcalloc(c->pool, sizeof(ngx_http_v2_connection_t)); - if (h2c == NULL) { - ngx_http_close_connection(c); - return; - } - - h2c->connection = c; - h2c->http_connection = hc; - - h2c->send_window = NGX_HTTP_V2_DEFAULT_WINDOW; - h2c->recv_window = NGX_HTTP_V2_MAX_WINDOW; - - h2c->init_window = NGX_HTTP_V2_DEFAULT_WINDOW; - - h2c->frame_size = NGX_HTTP_V2_DEFAULT_FRAME_SIZE; - - h2scf = ngx_http_get_module_srv_conf(hc->conf_ctx, ngx_http_v2_module); - - h2c->pool = ngx_create_pool(h2scf->pool_size, h2c->connection->log); - if (h2c->pool == NULL) { - ngx_http_close_connection(c); - return; - } - - cln = ngx_pool_cleanup_add(c->pool, 0); - if (cln == NULL) { - ngx_http_close_connection(c); - return; - } - - cln->handler = ngx_http_v2_pool_cleanup; - cln->data = h2c; - - h2c->streams_index = ngx_pcalloc(c->pool, ngx_http_v2_index_size(h2scf) - * sizeof(ngx_http_v2_node_t *)); - if (h2c->streams_index == NULL) { - ngx_http_close_connection(c); - return; - } - - if (ngx_http_v2_send_settings(h2c, 0) == NGX_ERROR) { - ngx_http_close_connection(c); - return; - } - - if (ngx_http_v2_send_window_update(h2c, 0, NGX_HTTP_V2_MAX_WINDOW - - NGX_HTTP_V2_DEFAULT_WINDOW) - == NGX_ERROR) - { - ngx_http_close_connection(c); - return; - } - - h2c->state.handler = hc->proxy_protocol ? ngx_http_v2_state_proxy_protocol - : ngx_http_v2_state_preface; - - ngx_queue_init(&h2c->waiting); - ngx_queue_init(&h2c->dependencies); - ngx_queue_init(&h2c->closed); - - c->data = h2c; - - rev->handler = ngx_http_v2_read_handler; - c->write->handler = ngx_http_v2_write_handler; - - c->idle = 1; - - ngx_http_v2_read_handler(rev); -} - - -static void -ngx_http_v2_read_handler(ngx_event_t *rev) -{ - u_char *p, *end; - size_t available; - ssize_t n; - ngx_connection_t *c; - ngx_http_v2_main_conf_t *h2mcf; - ngx_http_v2_connection_t *h2c; - - c = rev->data; - h2c = c->data; - - if (rev->timedout) { - ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http2 read handler"); - - h2c->blocked = 1; - - if (c->close) { - c->close = 0; - - if (!h2c->goaway) { - h2c->goaway = 1; - - if (ngx_http_v2_send_goaway(h2c, NGX_HTTP_V2_NO_ERROR) - == NGX_ERROR) - { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - if (ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - } - - h2c->blocked = 0; - - return; - } - - h2mcf = ngx_http_get_module_main_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - available = h2mcf->recv_buffer_size - 2 * NGX_HTTP_V2_STATE_BUFFER_SIZE; - - do { - p = h2mcf->recv_buffer; - - ngx_memcpy(p, h2c->state.buffer, NGX_HTTP_V2_STATE_BUFFER_SIZE); - end = p + h2c->state.buffer_used; - - n = c->recv(c, end, available); - - if (n == NGX_AGAIN) { - break; - } - - if (n == 0 && (h2c->state.incomplete || h2c->processing)) { - ngx_log_error(NGX_LOG_INFO, c->log, 0, - "client prematurely closed connection"); - } - - if (n == 0 || n == NGX_ERROR) { - c->error = 1; - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - end += n; - - h2c->state.buffer_used = 0; - h2c->state.incomplete = 0; - - do { - p = h2c->state.handler(h2c, p, end); - - if (p == NULL) { - return; - } - - } while (p != end); - - } while (rev->ready); - - if (ngx_handle_read_event(rev, 0) != NGX_OK) { - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - return; - } - - if (h2c->last_out && ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - h2c->blocked = 0; - - if (h2c->processing) { - if (rev->timer_set) { - ngx_del_timer(rev); - } - - return; - } - - ngx_http_v2_handle_connection(h2c); -} - - -static void -ngx_http_v2_write_handler(ngx_event_t *wev) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_http_v2_connection_t *h2c; - - c = wev->data; - h2c = c->data; - - if (wev->timedout) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http2 write event timed out"); - c->error = 1; - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http2 write handler"); - - if (h2c->last_out == NULL && !c->buffered) { - - if (wev->timer_set) { - ngx_del_timer(wev); - } - - ngx_http_v2_handle_connection(h2c); - return; - } - - h2c->blocked = 1; - - rc = ngx_http_v2_send_output_queue(h2c); - - if (rc == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - h2c->blocked = 0; - - if (rc == NGX_AGAIN) { - return; - } - - ngx_http_v2_handle_connection(h2c); -} - - -ngx_int_t -ngx_http_v2_send_output_queue(ngx_http_v2_connection_t *h2c) -{ - int tcp_nodelay; - ngx_chain_t *cl; - ngx_event_t *wev; - ngx_connection_t *c; - ngx_http_v2_out_frame_t *out, *frame, *fn; - ngx_http_core_loc_conf_t *clcf; - - c = h2c->connection; - - if (c->error) { - return NGX_ERROR; - } - - wev = c->write; - - if (!wev->ready) { - return NGX_AGAIN; - } - - cl = NULL; - out = NULL; - - for (frame = h2c->last_out; frame; frame = fn) { - frame->last->next = cl; - cl = frame->first; - - fn = frame->next; - frame->next = out; - out = frame; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http2 frame out: %p sid:%ui bl:%d len:%uz", - out, out->stream ? out->stream->node->id : 0, - out->blocked, out->length); - } - - cl = c->send_chain(c, cl, 0); - - if (cl == NGX_CHAIN_ERROR) { - goto error; - } - - clcf = ngx_http_get_module_loc_conf(h2c->http_connection->conf_ctx, - ngx_http_core_module); - - if (ngx_handle_write_event(wev, clcf->send_lowat) != NGX_OK) { - goto error; - } - - if (c->tcp_nopush == NGX_TCP_NOPUSH_SET) { - if (ngx_tcp_push(c->fd) == -1) { - ngx_connection_error(c, ngx_socket_errno, ngx_tcp_push_n " failed"); - goto error; - } - - c->tcp_nopush = NGX_TCP_NOPUSH_UNSET; - tcp_nodelay = ngx_tcp_nodelay_and_tcp_nopush ? 1 : 0; - - } else { - tcp_nodelay = 1; - } - - if (tcp_nodelay - && clcf->tcp_nodelay - && c->tcp_nodelay == NGX_TCP_NODELAY_UNSET) - { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "tcp_nodelay"); - - if (setsockopt(c->fd, IPPROTO_TCP, TCP_NODELAY, - (const void *) &tcp_nodelay, sizeof(int)) - == -1) - { -#if (NGX_SOLARIS) - /* Solaris returns EINVAL if a socket has been shut down */ - c->log_error = NGX_ERROR_IGNORE_EINVAL; -#endif - - ngx_connection_error(c, ngx_socket_errno, - "setsockopt(TCP_NODELAY) failed"); - - c->log_error = NGX_ERROR_INFO; - goto error; - } - - c->tcp_nodelay = NGX_TCP_NODELAY_SET; - } - - for ( /* void */ ; out; out = fn) { - fn = out->next; - - if (out->handler(h2c, out) != NGX_OK) { - out->blocked = 1; - break; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, c->log, 0, - "http2 frame sent: %p sid:%ui bl:%d len:%uz", - out, out->stream ? out->stream->node->id : 0, - out->blocked, out->length); - } - - frame = NULL; - - for ( /* void */ ; out; out = fn) { - fn = out->next; - out->next = frame; - frame = out; - } - - h2c->last_out = frame; - - if (!wev->ready) { - ngx_add_timer(wev, clcf->send_timeout); - return NGX_AGAIN; - } - - if (wev->timer_set) { - ngx_del_timer(wev); - } - - return NGX_OK; - -error: - - c->error = 1; - - if (!h2c->blocked) { - ngx_post_event(wev, &ngx_posted_events); - } - - return NGX_ERROR; -} - - -static void -ngx_http_v2_handle_connection(ngx_http_v2_connection_t *h2c) -{ - ngx_int_t rc; - ngx_connection_t *c; - ngx_http_v2_srv_conf_t *h2scf; - - if (h2c->last_out || h2c->processing) { - return; - } - - c = h2c->connection; - - if (c->error) { - ngx_http_close_connection(c); - return; - } - - if (c->buffered) { - h2c->blocked = 1; - - rc = ngx_http_v2_send_output_queue(h2c); - - h2c->blocked = 0; - - if (rc == NGX_ERROR) { - ngx_http_close_connection(c); - return; - } - - if (rc == NGX_AGAIN) { - return; - } - - /* rc == NGX_OK */ - } - - if (h2c->goaway) { - ngx_http_close_connection(c); - return; - } - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - if (h2c->state.incomplete) { - ngx_add_timer(c->read, h2scf->recv_timeout); - return; - } - - ngx_destroy_pool(h2c->pool); - - h2c->pool = NULL; - h2c->free_frames = NULL; - h2c->free_fake_connections = NULL; - -#if (NGX_HTTP_SSL) - if (c->ssl) { - ngx_ssl_free_buffer(c); - } -#endif - - c->destroyed = 1; - ngx_reusable_connection(c, 1); - - c->write->handler = ngx_http_empty_handler; - c->read->handler = ngx_http_v2_idle_handler; - - if (c->write->timer_set) { - ngx_del_timer(c->write); - } - - ngx_add_timer(c->read, h2scf->idle_timeout); -} - - -static u_char * -ngx_http_v2_state_proxy_protocol(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_t *log; - - log = h2c->connection->log; - log->action = "reading PROXY protocol"; - - pos = ngx_proxy_protocol_read(h2c->connection, pos, end); - - log->action = "processing HTTP/2 connection"; - - if (pos == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - return ngx_http_v2_state_preface(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_preface(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - static const u_char preface[] = "PRI * HTTP/2.0\r\n"; - - if ((size_t) (end - pos) < sizeof(preface) - 1) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_preface); - } - - if (ngx_memcmp(pos, preface, sizeof(preface) - 1) != 0) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "invalid http2 connection preface \"%*s\"", - sizeof(preface) - 1, pos); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - return ngx_http_v2_state_preface_end(h2c, pos + sizeof(preface) - 1, end); -} - - -static u_char * -ngx_http_v2_state_preface_end(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - static const u_char preface[] = "\r\nSM\r\n\r\n"; - - if ((size_t) (end - pos) < sizeof(preface) - 1) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_preface_end); - } - - if (ngx_memcmp(pos, preface, sizeof(preface) - 1) != 0) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "invalid http2 connection preface \"%*s\"", - sizeof(preface) - 1, pos); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 preface verified"); - - return ngx_http_v2_state_head(h2c, pos + sizeof(preface) - 1, end); -} - - -static u_char * -ngx_http_v2_state_head(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - uint32_t head; - ngx_uint_t type; - - if (end - pos < NGX_HTTP_V2_FRAME_HEADER_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_head); - } - - head = ngx_http_v2_parse_uint32(pos); - - h2c->state.length = ngx_http_v2_parse_length(head); - h2c->state.flags = pos[4]; - - h2c->state.sid = ngx_http_v2_parse_sid(&pos[5]); - - pos += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - type = ngx_http_v2_parse_type(head); - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "process http2 frame type:%ui f:%Xd l:%uz sid:%ui", - type, h2c->state.flags, h2c->state.length, h2c->state.sid); - - if (type >= NGX_HTTP_V2_FRAME_STATES) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame with unknown type %ui", type); - return ngx_http_v2_state_skip(h2c, pos, end); - } - - return ngx_http_v2_frame_states[type](h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_data(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - size_t size; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - - size = h2c->state.length; - - if (h2c->state.flags & NGX_HTTP_V2_PADDED_FLAG) { - - if (h2c->state.length == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent padded DATA frame " - "with incorrect length: 0"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos == 0) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_data); - } - - h2c->state.padding = *pos++; - - if (h2c->state.padding >= size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent padded DATA frame " - "with incorrect length: %uz, padding: %uz", - size, h2c->state.padding); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->state.length -= 1 + h2c->state.padding; - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 DATA frame"); - - if (size > h2c->recv_window) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated connection flow control: " - "received DATA frame length %uz, available window %uz", - size, h2c->recv_window); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_FLOW_CTRL_ERROR); - } - - h2c->recv_window -= size; - - if (h2c->recv_window < NGX_HTTP_V2_MAX_WINDOW / 4) { - - if (ngx_http_v2_send_window_update(h2c, 0, NGX_HTTP_V2_MAX_WINDOW - - h2c->recv_window) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->recv_window = NGX_HTTP_V2_MAX_WINDOW; - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node == NULL || node->stream == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "unknown http2 stream"); - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - stream = node->stream; - - if (size > stream->recv_window) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated flow control for stream %ui: " - "received DATA frame length %uz, available window %uz", - node->id, size, stream->recv_window); - - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_FLOW_CTRL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - stream->recv_window -= size; - - if (stream->no_flow_control - && stream->recv_window < NGX_HTTP_V2_MAX_WINDOW / 4) - { - if (ngx_http_v2_send_window_update(h2c, node->id, - NGX_HTTP_V2_MAX_WINDOW - - stream->recv_window) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - stream->recv_window = NGX_HTTP_V2_MAX_WINDOW; - } - - if (stream->in_closed) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent DATA frame for half-closed stream %ui", - node->id); - - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_STREAM_CLOSED) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - h2c->state.stream = stream; - - return ngx_http_v2_state_read_data(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_read_data(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - ngx_buf_t *buf; - ngx_int_t rc; - ngx_http_request_t *r; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - stream = h2c->state.stream; - - if (stream == NULL) { - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - if (stream->skip_data) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "skipping http2 DATA frame"); - - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - size = end - pos; - - if (size >= h2c->state.length) { - size = h2c->state.length; - stream->in_closed = h2c->state.flags & NGX_HTTP_V2_END_STREAM_FLAG; - } - - r = stream->request; - - if (r->request_body) { - rc = ngx_http_v2_process_request_body(r, pos, size, stream->in_closed); - - if (rc != NGX_OK) { - stream->skip_data = 1; - ngx_http_finalize_request(r, rc); - } - - } else if (size) { - buf = stream->preread; - - if (buf == NULL) { - h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module); - - buf = ngx_create_temp_buf(r->pool, h2scf->preread_size); - if (buf == NULL) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - stream->preread = buf; - } - - if (size > (size_t) (buf->end - buf->last)) { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "http2 preread buffer overflow"); - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - buf->last = ngx_cpymem(buf->last, pos, size); - } - - pos += size; - h2c->state.length -= size; - - if (h2c->state.length) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_read_data); - } - - if (h2c->state.padding) { - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_headers(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - ngx_uint_t padded, priority, depend, dependency, excl, weight; - ngx_uint_t status; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - padded = h2c->state.flags & NGX_HTTP_V2_PADDED_FLAG; - priority = h2c->state.flags & NGX_HTTP_V2_PRIORITY_FLAG; - - size = 0; - - if (padded) { - size++; - } - - if (priority) { - size += sizeof(uint32_t) + 1; - } - - if (h2c->state.length < size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (h2c->state.length == size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame with empty header block"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (h2c->goaway) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "skipping http2 HEADERS frame"); - return ngx_http_v2_state_skip(h2c, pos, end); - } - - if ((size_t) (end - pos) < size) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_headers); - } - - h2c->state.length -= size; - - if (padded) { - h2c->state.padding = *pos++; - - if (h2c->state.padding > h2c->state.length) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent padded HEADERS frame " - "with incorrect length: %uz, padding: %uz", - h2c->state.length, h2c->state.padding); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->state.length -= h2c->state.padding; - } - - depend = 0; - excl = 0; - weight = 16; - - if (priority) { - dependency = ngx_http_v2_parse_uint32(pos); - - depend = dependency & 0x7fffffff; - excl = dependency >> 31; - weight = pos[4] + 1; - - pos += sizeof(uint32_t) + 1; - } - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 HEADERS frame sid:%ui on %ui excl:%ui weight:%ui", - h2c->state.sid, depend, excl, weight); - - if (h2c->state.sid % 2 == 0 || h2c->state.sid <= h2c->last_sid) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame with incorrect identifier " - "%ui, the last was %ui", h2c->state.sid, h2c->last_sid); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->last_sid = h2c->state.sid; - - h2c->state.pool = ngx_create_pool(1024, h2c->connection->log); - if (h2c->state.pool == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - if (depend == h2c->state.sid) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent HEADERS frame for stream %ui " - "with incorrect dependency", h2c->state.sid); - - status = NGX_HTTP_V2_PROTOCOL_ERROR; - goto rst_stream; - } - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - h2c->state.header_limit = h2scf->max_header_size; - - if (h2c->processing >= h2scf->concurrent_streams) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "concurrent streams exceeded %ui", h2c->processing); - - status = NGX_HTTP_V2_REFUSED_STREAM; - goto rst_stream; - } - - if (!h2c->settings_ack - && !(h2c->state.flags & NGX_HTTP_V2_END_STREAM_FLAG) - && h2scf->preread_size < NGX_HTTP_V2_DEFAULT_WINDOW) - { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent stream with data " - "before settings were acknowledged"); - - status = NGX_HTTP_V2_REFUSED_STREAM; - goto rst_stream; - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 1); - - if (node == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - if (node->parent) { - ngx_queue_remove(&node->reuse); - h2c->closed_nodes--; - } - - stream = ngx_http_v2_create_stream(h2c); - if (stream == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.stream = stream; - - stream->pool = h2c->state.pool; - h2c->state.keep_pool = 1; - - stream->request->request_length = h2c->state.length; - - stream->in_closed = h2c->state.flags & NGX_HTTP_V2_END_STREAM_FLAG; - stream->node = node; - - node->stream = stream; - - if (priority || node->parent == NULL) { - node->weight = weight; - ngx_http_v2_set_dependency(h2c, node, depend, excl); - } - - if (h2c->connection->requests >= h2scf->max_requests) { - h2c->goaway = 1; - - if (ngx_http_v2_send_goaway(h2c, NGX_HTTP_V2_NO_ERROR) == NGX_ERROR) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - } - - return ngx_http_v2_state_header_block(h2c, pos, end); - -rst_stream: - - if (ngx_http_v2_send_rst_stream(h2c, h2c->state.sid, status) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_header_block(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_header_block(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - u_char ch; - ngx_int_t value; - ngx_uint_t indexed, size_update, prefix; - - if (end - pos < 1) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - if (!(h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) - && h2c->state.length < NGX_HTTP_V2_INT_OCTETS) - { - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - size_update = 0; - indexed = 0; - - ch = *pos; - - if (ch >= (1 << 7)) { - /* indexed header field */ - indexed = 1; - prefix = ngx_http_v2_prefix(7); - - } else if (ch >= (1 << 6)) { - /* literal header field with incremental indexing */ - h2c->state.index = 1; - prefix = ngx_http_v2_prefix(6); - - } else if (ch >= (1 << 5)) { - /* dynamic table size update */ - size_update = 1; - prefix = ngx_http_v2_prefix(5); - - } else if (ch >= (1 << 4)) { - /* literal header field never indexed */ - prefix = ngx_http_v2_prefix(4); - - } else { - /* literal header field without indexing */ - prefix = ngx_http_v2_prefix(4); - } - - value = ngx_http_v2_parse_int(h2c, &pos, end, prefix); - - if (value < 0) { - if (value == NGX_AGAIN) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_header_block); - } - - if (value == NGX_DECLINED) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with too long %s value", - size_update ? "size update" : "header index"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (indexed) { - if (ngx_http_v2_get_indexed_header(h2c, value, 0) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (size_update) { - if (ngx_http_v2_table_size(h2c, value) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - if (value == 0) { - h2c->state.parse_name = 1; - - } else if (ngx_http_v2_get_indexed_header(h2c, value, 1) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - h2c->state.parse_value = 1; - - return ngx_http_v2_state_field_len(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_field_len(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t alloc; - ngx_int_t len; - ngx_uint_t huff; - ngx_http_v2_srv_conf_t *h2scf; - - if (!(h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) - && h2c->state.length < NGX_HTTP_V2_INT_OCTETS) - { - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_len); - } - - if (h2c->state.length < 1) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < 1) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_len); - } - - huff = *pos >> 7; - len = ngx_http_v2_parse_int(h2c, &pos, end, ngx_http_v2_prefix(7)); - - if (len < 0) { - if (len == NGX_AGAIN) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_len); - } - - if (len == NGX_DECLINED) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with too long length value"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header block with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 hpack %s string length: %i", - huff ? "encoded" : "raw", len); - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - if ((size_t) len > h2scf->max_field_size) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client exceeded http2_max_field_size limit"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_ENHANCE_YOUR_CALM); - } - - h2c->state.field_rest = len; - - if (h2c->state.stream == NULL && !h2c->state.index) { - return ngx_http_v2_state_field_skip(h2c, pos, end); - } - - alloc = (huff ? len * 8 / 5 : len) + 1; - - h2c->state.field_start = ngx_pnalloc(h2c->state.pool, alloc); - if (h2c->state.field_start == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.field_end = h2c->state.field_start; - - if (huff) { - return ngx_http_v2_state_field_huff(h2c, pos, end); - } - - return ngx_http_v2_state_field_raw(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_field_huff(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - - size = end - pos; - - if (size > h2c->state.field_rest) { - size = h2c->state.field_rest; - } - - if (size > h2c->state.length) { - size = h2c->state.length; - } - - h2c->state.length -= size; - h2c->state.field_rest -= size; - - if (ngx_http_v2_huff_decode(&h2c->state.field_state, pos, size, - &h2c->state.field_end, - h2c->state.field_rest == 0, - h2c->connection->log) - != NGX_OK) - { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent invalid encoded header field"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_COMP_ERROR); - } - - pos += size; - - if (h2c->state.field_rest == 0) { - *h2c->state.field_end = '\0'; - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (h2c->state.length) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_huff); - } - - if (h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_huff); -} - - -static u_char * -ngx_http_v2_state_field_raw(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - - size = end - pos; - - if (size > h2c->state.field_rest) { - size = h2c->state.field_rest; - } - - if (size > h2c->state.length) { - size = h2c->state.length; - } - - h2c->state.length -= size; - h2c->state.field_rest -= size; - - h2c->state.field_end = ngx_cpymem(h2c->state.field_end, pos, size); - - pos += size; - - if (h2c->state.field_rest == 0) { - *h2c->state.field_end = '\0'; - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (h2c->state.length) { - return ngx_http_v2_state_headers_save(h2c, pos, end, - ngx_http_v2_state_field_raw); - } - - if (h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_raw); -} - - -static u_char * -ngx_http_v2_state_field_skip(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t size; - - size = end - pos; - - if (size > h2c->state.field_rest) { - size = h2c->state.field_rest; - } - - if (size > h2c->state.length) { - size = h2c->state.length; - } - - h2c->state.length -= size; - h2c->state.field_rest -= size; - - pos += size; - - if (h2c->state.field_rest == 0) { - return ngx_http_v2_state_process_header(h2c, pos, end); - } - - if (h2c->state.length) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_field_skip); - } - - if (h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent header field with incorrect length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_field_skip); -} - - -static u_char * -ngx_http_v2_state_process_header(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t len; - ngx_int_t rc; - ngx_table_elt_t *h; - ngx_http_header_t *hh; - ngx_http_request_t *r; - ngx_http_v2_header_t *header; - ngx_http_core_srv_conf_t *cscf; - ngx_http_core_main_conf_t *cmcf; - - static ngx_str_t cookie = ngx_string("cookie"); - - header = &h2c->state.header; - - if (h2c->state.parse_name) { - h2c->state.parse_name = 0; - - header->name.len = h2c->state.field_end - h2c->state.field_start; - header->name.data = h2c->state.field_start; - - return ngx_http_v2_state_field_len(h2c, pos, end); - } - - if (h2c->state.parse_value) { - h2c->state.parse_value = 0; - - header->value.len = h2c->state.field_end - h2c->state.field_start; - header->value.data = h2c->state.field_start; - } - - len = header->name.len + header->value.len; - - if (len > h2c->state.header_limit) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client exceeded http2_max_header_size limit"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_ENHANCE_YOUR_CALM); - } - - h2c->state.header_limit -= len; - - if (h2c->state.index) { - if (ngx_http_v2_add_header(h2c, header) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.index = 0; - } - - if (h2c->state.stream == NULL) { - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - r = h2c->state.stream->request; - - /* TODO Optimization: validate headers while parsing. */ - if (ngx_http_v2_validate_header(r, header) != NGX_OK) { - if (ngx_http_v2_terminate_stream(h2c, h2c->state.stream, - NGX_HTTP_V2_PROTOCOL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - goto error; - } - - if (header->name.data[0] == ':') { - rc = ngx_http_v2_pseudo_header(r, header); - - if (rc == NGX_OK) { - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - if (rc == NGX_ABORT) { - goto error; - } - - if (rc == NGX_DECLINED) { - if (ngx_http_v2_terminate_stream(h2c, h2c->state.stream, - NGX_HTTP_V2_PROTOCOL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - goto error; - } - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - if (r->invalid_header) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - if (cscf->ignore_invalid_headers) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid header: \"%V\"", &header->name); - - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - } - - if (header->name.len == cookie.len - && ngx_memcmp(header->name.data, cookie.data, cookie.len) == 0) - { - if (ngx_http_v2_cookie(r, header) != NGX_OK) { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_header_complete(h2c, pos, end); - } - - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h->key.len = header->name.len; - h->key.data = header->name.data; - - /* TODO Optimization: precalculate hash and handler for indexed headers. */ - h->hash = ngx_hash_key(h->key.data, h->key.len); - - h->value.len = header->value.len; - h->value.data = header->value.data; - - h->lowcase_key = h->key.data; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - hh = ngx_hash_find(&cmcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh && hh->handler(r, h, hh->offset) != NGX_OK) { - goto error; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 http header: \"%V: %V\"", &h->key, &h->value); - - return ngx_http_v2_state_header_complete(h2c, pos, end); - -error: - - h2c->state.stream = NULL; - - return ngx_http_v2_state_header_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_header_complete(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_http_v2_stream_t *stream; - - if (h2c->state.length) { - h2c->state.handler = ngx_http_v2_state_header_block; - return pos; - } - - if (!(h2c->state.flags & NGX_HTTP_V2_END_HEADERS_FLAG)) { - return ngx_http_v2_handle_continuation(h2c, pos, end, - ngx_http_v2_state_header_complete); - } - - stream = h2c->state.stream; - - if (stream) { - ngx_http_v2_run_request(stream->request); - } - - if (!h2c->state.keep_pool) { - ngx_destroy_pool(h2c->state.pool); - } - - h2c->state.pool = NULL; - h2c->state.keep_pool = 0; - - if (h2c->state.padding) { - return ngx_http_v2_state_skip_padded(h2c, pos, end); - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_handle_continuation(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end, ngx_http_v2_handler_pt handler) -{ - u_char *p; - size_t len, skip; - uint32_t head; - - len = h2c->state.length; - - if (h2c->state.padding && (size_t) (end - pos) > len) { - skip = ngx_min(h2c->state.padding, (end - pos) - len); - - h2c->state.padding -= skip; - - p = pos; - pos += skip; - ngx_memmove(pos, p, len); - } - - if ((size_t) (end - pos) < len + NGX_HTTP_V2_FRAME_HEADER_SIZE) { - return ngx_http_v2_state_headers_save(h2c, pos, end, handler); - } - - p = pos + len; - - head = ngx_http_v2_parse_uint32(p); - - if (ngx_http_v2_parse_type(head) != NGX_HTTP_V2_CONTINUATION_FRAME) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent inappropriate frame while CONTINUATION was expected"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->state.flags |= p[4]; - - if (h2c->state.sid != ngx_http_v2_parse_sid(&p[5])) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent CONTINUATION frame with incorrect identifier"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - p = pos; - pos += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - ngx_memcpy(pos, p, len); - - len = ngx_http_v2_parse_length(head); - - h2c->state.length += len; - - if (h2c->state.stream) { - h2c->state.stream->request->request_length += len; - } - - h2c->state.handler = handler; - return pos; -} - - -static u_char * -ngx_http_v2_state_priority(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_uint_t depend, dependency, excl, weight; - ngx_http_v2_node_t *node; - - if (h2c->state.length != NGX_HTTP_V2_PRIORITY_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PRIORITY frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_PRIORITY_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_priority); - } - - dependency = ngx_http_v2_parse_uint32(pos); - - depend = dependency & 0x7fffffff; - excl = dependency >> 31; - weight = pos[4] + 1; - - pos += NGX_HTTP_V2_PRIORITY_SIZE; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 PRIORITY frame sid:%ui on %ui excl:%ui weight:%ui", - h2c->state.sid, depend, excl, weight); - - if (h2c->state.sid == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PRIORITY frame with incorrect identifier"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - if (depend == h2c->state.sid) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PRIORITY frame for stream %ui " - "with incorrect dependency", h2c->state.sid); - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node && node->stream) { - if (ngx_http_v2_terminate_stream(h2c, node->stream, - NGX_HTTP_V2_PROTOCOL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - } else { - if (ngx_http_v2_send_rst_stream(h2c, h2c->state.sid, - NGX_HTTP_V2_PROTOCOL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - } - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 1); - - if (node == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - node->weight = weight; - - if (node->stream == NULL) { - if (node->parent == NULL) { - h2c->closed_nodes++; - - } else { - ngx_queue_remove(&node->reuse); - } - - ngx_queue_insert_tail(&h2c->closed, &node->reuse); - } - - ngx_http_v2_set_dependency(h2c, node, depend, excl); - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_rst_stream(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_uint_t status; - ngx_event_t *ev; - ngx_connection_t *fc; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - - if (h2c->state.length != NGX_HTTP_V2_RST_STREAM_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent RST_STREAM frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_RST_STREAM_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_rst_stream); - } - - status = ngx_http_v2_parse_uint32(pos); - - pos += NGX_HTTP_V2_RST_STREAM_SIZE; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 RST_STREAM frame, sid:%ui status:%ui", - h2c->state.sid, status); - - if (h2c->state.sid == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent RST_STREAM frame with incorrect identifier"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); - } - - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node == NULL || node->stream == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "unknown http2 stream"); - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - stream = node->stream; - - stream->in_closed = 1; - stream->out_closed = 1; - - fc = stream->request->connection; - fc->error = 1; - - switch (status) { - - case NGX_HTTP_V2_CANCEL: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client canceled stream %ui", h2c->state.sid); - break; - - case NGX_HTTP_V2_INTERNAL_ERROR: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client terminated stream %ui due to internal error", - h2c->state.sid); - break; - - default: - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client terminated stream %ui with status %ui", - h2c->state.sid, status); - break; - } - - ev = fc->read; - ev->handler(ev); - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_settings(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - if (h2c->state.flags == NGX_HTTP_V2_ACK_FLAG) { - - if (h2c->state.length != 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with the ACK flag " - "and nonzero length"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - h2c->settings_ack = 1; - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - if (h2c->state.length % NGX_HTTP_V2_SETTINGS_PARAM_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - ngx_http_v2_send_settings(h2c, 1); - - return ngx_http_v2_state_settings_params(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_settings_params(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_uint_t id, value; - - while (h2c->state.length) { - if (end - pos < NGX_HTTP_V2_SETTINGS_PARAM_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_settings_params); - } - - h2c->state.length -= NGX_HTTP_V2_SETTINGS_PARAM_SIZE; - - id = ngx_http_v2_parse_uint16(pos); - value = ngx_http_v2_parse_uint32(&pos[2]); - - switch (id) { - - case NGX_HTTP_V2_INIT_WINDOW_SIZE_SETTING: - - if (value > NGX_HTTP_V2_MAX_WINDOW) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect " - "INITIAL_WINDOW_SIZE value %ui", value); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_FLOW_CTRL_ERROR); - } - - if (ngx_http_v2_adjust_windows(h2c, value - h2c->init_window) - != NGX_OK) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->init_window = value; - break; - - case NGX_HTTP_V2_MAX_FRAME_SIZE_SETTING: - - if (value > NGX_HTTP_V2_MAX_FRAME_SIZE - || value < NGX_HTTP_V2_DEFAULT_FRAME_SIZE) - { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent SETTINGS frame with incorrect " - "MAX_FRAME_SIZE value %ui", value); - - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_PROTOCOL_ERROR); - } - - h2c->frame_size = value; - break; - - default: - break; - } - - pos += NGX_HTTP_V2_SETTINGS_PARAM_SIZE; - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_push_promise(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PUSH_PROMISE frame"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); -} - - -static u_char * -ngx_http_v2_state_ping(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - if (h2c->state.length != NGX_HTTP_V2_PING_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent PING frame with incorrect length %uz", - h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_PING_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_ping); - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 PING frame, flags: %ud", h2c->state.flags); - - if (h2c->state.flags & NGX_HTTP_V2_ACK_FLAG) { - return ngx_http_v2_state_skip(h2c, pos, end); - } - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_PING_SIZE, - NGX_HTTP_V2_PING_FRAME, - NGX_HTTP_V2_ACK_FLAG, 0); - if (frame == NULL) { - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - buf = frame->first->buf; - - buf->last = ngx_cpymem(buf->last, pos, NGX_HTTP_V2_PING_SIZE); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return ngx_http_v2_state_complete(h2c, pos + NGX_HTTP_V2_PING_SIZE, end); -} - - -static u_char * -ngx_http_v2_state_goaway(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ -#if (NGX_DEBUG) - ngx_uint_t last_sid, error; -#endif - - if (h2c->state.length < NGX_HTTP_V2_GOAWAY_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent GOAWAY frame " - "with incorrect length %uz", h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_GOAWAY_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, ngx_http_v2_state_goaway); - } - -#if (NGX_DEBUG) - h2c->state.length -= NGX_HTTP_V2_GOAWAY_SIZE; - - last_sid = ngx_http_v2_parse_sid(pos); - error = ngx_http_v2_parse_uint32(&pos[4]); - - pos += NGX_HTTP_V2_GOAWAY_SIZE; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 GOAWAY frame: last sid %ui, error %ui", - last_sid, error); -#endif - - return ngx_http_v2_state_skip(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_window_update(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - size_t window; - ngx_event_t *wev; - ngx_queue_t *q; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - - if (h2c->state.length != NGX_HTTP_V2_WINDOW_UPDATE_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent WINDOW_UPDATE frame " - "with incorrect length %uz", h2c->state.length); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_SIZE_ERROR); - } - - if (end - pos < NGX_HTTP_V2_WINDOW_UPDATE_SIZE) { - return ngx_http_v2_state_save(h2c, pos, end, - ngx_http_v2_state_window_update); - } - - window = ngx_http_v2_parse_window(pos); - - pos += NGX_HTTP_V2_WINDOW_UPDATE_SIZE; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 WINDOW_UPDATE frame sid:%ui window:%uz", - h2c->state.sid, window); - - if (h2c->state.sid) { - node = ngx_http_v2_get_node_by_id(h2c, h2c->state.sid, 0); - - if (node == NULL || node->stream == NULL) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "unknown http2 stream"); - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - stream = node->stream; - - if (window > (size_t) (NGX_HTTP_V2_MAX_WINDOW - stream->send_window)) { - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated flow control for stream %ui: " - "received WINDOW_UPDATE frame " - "with window increment %uz " - "not allowed for window %z", - h2c->state.sid, window, stream->send_window); - - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_FLOW_CTRL_ERROR) - == NGX_ERROR) - { - return ngx_http_v2_connection_error(h2c, - NGX_HTTP_V2_INTERNAL_ERROR); - } - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - stream->send_window += window; - - if (stream->exhausted) { - stream->exhausted = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - wev->handler(wev); - } - } - - return ngx_http_v2_state_complete(h2c, pos, end); - } - - if (window > NGX_HTTP_V2_MAX_WINDOW - h2c->send_window) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client violated connection flow control: " - "received WINDOW_UPDATE frame " - "with window increment %uz " - "not allowed for window %uz", - window, h2c->send_window); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_FLOW_CTRL_ERROR); - } - - h2c->send_window += window; - - while (!ngx_queue_empty(&h2c->waiting)) { - q = ngx_queue_head(&h2c->waiting); - - ngx_queue_remove(q); - - stream = ngx_queue_data(q, ngx_http_v2_stream_t, queue); - - stream->waiting = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - wev->handler(wev); - - if (h2c->send_window == 0) { - break; - } - } - } - - return ngx_http_v2_state_complete(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_continuation(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent unexpected CONTINUATION frame"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_PROTOCOL_ERROR); -} - - -static u_char * -ngx_http_v2_state_complete(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame complete pos:%p end:%p", pos, end); - - if (pos > end) { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "receive buffer overrun"); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - h2c->state.stream = NULL; - h2c->state.handler = ngx_http_v2_state_head; - - return pos; -} - - -static u_char * -ngx_http_v2_state_skip_padded(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end) -{ - h2c->state.length += h2c->state.padding; - h2c->state.padding = 0; - - return ngx_http_v2_state_skip(h2c, pos, end); -} - - -static u_char * -ngx_http_v2_state_skip(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end) -{ - size_t size; - - size = end - pos; - - if (size < h2c->state.length) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame skip %uz of %uz", size, h2c->state.length); - - h2c->state.length -= size; - return ngx_http_v2_state_save(h2c, end, end, ngx_http_v2_state_skip); - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame skip %uz", h2c->state.length); - - return ngx_http_v2_state_complete(h2c, pos + h2c->state.length, end); -} - - -static u_char * -ngx_http_v2_state_save(ngx_http_v2_connection_t *h2c, u_char *pos, u_char *end, - ngx_http_v2_handler_pt handler) -{ - size_t size; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 frame state save pos:%p end:%p handler:%p", - pos, end, handler); - - size = end - pos; - - if (size > NGX_HTTP_V2_STATE_BUFFER_SIZE) { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "state buffer overflow: %uz bytes required", size); - - return ngx_http_v2_connection_error(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - } - - ngx_memcpy(h2c->state.buffer, pos, NGX_HTTP_V2_STATE_BUFFER_SIZE); - - h2c->state.buffer_used = size; - h2c->state.handler = handler; - h2c->state.incomplete = 1; - - return end; -} - - -static u_char * -ngx_http_v2_state_headers_save(ngx_http_v2_connection_t *h2c, u_char *pos, - u_char *end, ngx_http_v2_handler_pt handler) -{ - ngx_event_t *rev; - ngx_http_request_t *r; - ngx_http_core_srv_conf_t *cscf; - - if (h2c->state.stream) { - r = h2c->state.stream->request; - rev = r->connection->read; - - if (!rev->timer_set) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - ngx_add_timer(rev, cscf->client_header_timeout); - } - } - - return ngx_http_v2_state_save(h2c, pos, end, handler); -} - - -static u_char * -ngx_http_v2_connection_error(ngx_http_v2_connection_t *h2c, - ngx_uint_t err) -{ - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 state connection error"); - - if (err == NGX_HTTP_V2_INTERNAL_ERROR) { - ngx_debug_point(); - } - - ngx_http_v2_finalize_connection(h2c, err); - - return NULL; -} - - -static ngx_int_t -ngx_http_v2_parse_int(ngx_http_v2_connection_t *h2c, u_char **pos, u_char *end, - ngx_uint_t prefix) -{ - u_char *start, *p; - ngx_uint_t value, octet, shift; - - start = *pos; - p = start; - - value = *p++ & prefix; - - if (value != prefix) { - if (h2c->state.length == 0) { - return NGX_ERROR; - } - - h2c->state.length--; - - *pos = p; - return value; - } - - if (end - start > NGX_HTTP_V2_INT_OCTETS) { - end = start + NGX_HTTP_V2_INT_OCTETS; - } - - for (shift = 0; p != end; shift += 7) { - octet = *p++; - - value += (octet & 0x7f) << shift; - - if (octet < 128) { - if ((size_t) (p - start) > h2c->state.length) { - return NGX_ERROR; - } - - h2c->state.length -= p - start; - - *pos = p; - return value; - } - } - - if ((size_t) (end - start) >= h2c->state.length) { - return NGX_ERROR; - } - - if (end == start + NGX_HTTP_V2_INT_OCTETS) { - return NGX_DECLINED; - } - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_v2_send_settings(ngx_http_v2_connection_t *h2c, ngx_uint_t ack) -{ - size_t len; - ngx_buf_t *buf; - ngx_chain_t *cl; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send SETTINGS frame ack:%ui", ack); - - frame = ngx_palloc(h2c->pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NGX_ERROR; - } - - cl = ngx_alloc_chain_link(h2c->pool); - if (cl == NULL) { - return NGX_ERROR; - } - - len = ack ? 0 : (sizeof(uint16_t) + sizeof(uint32_t)) * 3; - - buf = ngx_create_temp_buf(h2c->pool, NGX_HTTP_V2_FRAME_HEADER_SIZE + len); - if (buf == NULL) { - return NGX_ERROR; - } - - buf->last_buf = 1; - - cl->buf = buf; - cl->next = NULL; - - frame->first = cl; - frame->last = cl; - frame->handler = ngx_http_v2_settings_frame_handler; - frame->stream = NULL; -#if (NGX_DEBUG) - frame->length = len; -#endif - frame->blocked = 0; - - buf->last = ngx_http_v2_write_len_and_type(buf->last, len, - NGX_HTTP_V2_SETTINGS_FRAME); - - *buf->last++ = ack ? NGX_HTTP_V2_ACK_FLAG : NGX_HTTP_V2_NO_FLAG; - - buf->last = ngx_http_v2_write_sid(buf->last, 0); - - if (!ack) { - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - buf->last = ngx_http_v2_write_uint16(buf->last, - NGX_HTTP_V2_MAX_STREAMS_SETTING); - buf->last = ngx_http_v2_write_uint32(buf->last, - h2scf->concurrent_streams); - - buf->last = ngx_http_v2_write_uint16(buf->last, - NGX_HTTP_V2_INIT_WINDOW_SIZE_SETTING); - buf->last = ngx_http_v2_write_uint32(buf->last, h2scf->preread_size); - - buf->last = ngx_http_v2_write_uint16(buf->last, - NGX_HTTP_V2_MAX_FRAME_SIZE_SETTING); - buf->last = ngx_http_v2_write_uint32(buf->last, - NGX_HTTP_V2_MAX_FRAME_SIZE); - } - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_settings_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_buf_t *buf; - - buf = frame->first->buf; - - if (buf->pos != buf->last) { - return NGX_AGAIN; - } - - ngx_free_chain(h2c->pool, frame->first); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_send_window_update(ngx_http_v2_connection_t *h2c, ngx_uint_t sid, - size_t window) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send WINDOW_UPDATE frame sid:%ui, window:%uz", - sid, window); - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_WINDOW_UPDATE_SIZE, - NGX_HTTP_V2_WINDOW_UPDATE_FRAME, - NGX_HTTP_V2_NO_FLAG, sid); - if (frame == NULL) { - return NGX_ERROR; - } - - buf = frame->first->buf; - - buf->last = ngx_http_v2_write_uint32(buf->last, window); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_send_rst_stream(ngx_http_v2_connection_t *h2c, ngx_uint_t sid, - ngx_uint_t status) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send RST_STREAM frame sid:%ui, status:%ui", - sid, status); - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_RST_STREAM_SIZE, - NGX_HTTP_V2_RST_STREAM_FRAME, - NGX_HTTP_V2_NO_FLAG, sid); - if (frame == NULL) { - return NGX_ERROR; - } - - buf = frame->first->buf; - - buf->last = ngx_http_v2_write_uint32(buf->last, status); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_send_goaway(ngx_http_v2_connection_t *h2c, ngx_uint_t status) -{ - ngx_buf_t *buf; - ngx_http_v2_out_frame_t *frame; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 send GOAWAY frame: last sid %ui, error %ui", - h2c->last_sid, status); - - frame = ngx_http_v2_get_frame(h2c, NGX_HTTP_V2_GOAWAY_SIZE, - NGX_HTTP_V2_GOAWAY_FRAME, - NGX_HTTP_V2_NO_FLAG, 0); - if (frame == NULL) { - return NGX_ERROR; - } - - buf = frame->first->buf; - - buf->last = ngx_http_v2_write_sid(buf->last, h2c->last_sid); - buf->last = ngx_http_v2_write_uint32(buf->last, status); - - ngx_http_v2_queue_blocked_frame(h2c, frame); - - return NGX_OK; -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_get_frame(ngx_http_v2_connection_t *h2c, size_t length, - ngx_uint_t type, u_char flags, ngx_uint_t sid) -{ - ngx_buf_t *buf; - ngx_pool_t *pool; - ngx_http_v2_out_frame_t *frame; - - frame = h2c->free_frames; - - if (frame) { - h2c->free_frames = frame->next; - - buf = frame->first->buf; - buf->pos = buf->start; - - frame->blocked = 0; - - } else { - pool = h2c->pool ? h2c->pool : h2c->connection->pool; - - frame = ngx_pcalloc(pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - - frame->first = ngx_alloc_chain_link(pool); - if (frame->first == NULL) { - return NULL; - } - - buf = ngx_create_temp_buf(pool, NGX_HTTP_V2_FRAME_BUFFER_SIZE); - if (buf == NULL) { - return NULL; - } - - buf->last_buf = 1; - - frame->first->buf = buf; - frame->last = frame->first; - - frame->handler = ngx_http_v2_frame_handler; - } - -#if (NGX_DEBUG) - if (length > NGX_HTTP_V2_FRAME_BUFFER_SIZE - NGX_HTTP_V2_FRAME_HEADER_SIZE) - { - ngx_log_error(NGX_LOG_ALERT, h2c->connection->log, 0, - "requested control frame is too large: %uz", length); - return NULL; - } - - frame->length = length; -#endif - - buf->last = ngx_http_v2_write_len_and_type(buf->pos, length, type); - - *buf->last++ = flags; - - buf->last = ngx_http_v2_write_sid(buf->last, sid); - - return frame; -} - - -static ngx_int_t -ngx_http_v2_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_buf_t *buf; - - buf = frame->first->buf; - - if (buf->pos != buf->last) { - return NGX_AGAIN; - } - - frame->next = h2c->free_frames; - h2c->free_frames = frame; - - return NGX_OK; -} - - -static ngx_http_v2_stream_t * -ngx_http_v2_create_stream(ngx_http_v2_connection_t *h2c) -{ - ngx_log_t *log; - ngx_event_t *rev, *wev; - ngx_connection_t *fc; - ngx_http_log_ctx_t *ctx; - ngx_http_request_t *r; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_core_srv_conf_t *cscf; - - fc = h2c->free_fake_connections; - - if (fc) { - h2c->free_fake_connections = fc->data; - - rev = fc->read; - wev = fc->write; - log = fc->log; - ctx = log->data; - - } else { - fc = ngx_palloc(h2c->pool, sizeof(ngx_connection_t)); - if (fc == NULL) { - return NULL; - } - - rev = ngx_palloc(h2c->pool, sizeof(ngx_event_t)); - if (rev == NULL) { - return NULL; - } - - wev = ngx_palloc(h2c->pool, sizeof(ngx_event_t)); - if (wev == NULL) { - return NULL; - } - - log = ngx_palloc(h2c->pool, sizeof(ngx_log_t)); - if (log == NULL) { - return NULL; - } - - ctx = ngx_palloc(h2c->pool, sizeof(ngx_http_log_ctx_t)); - if (ctx == NULL) { - return NULL; - } - - ctx->connection = fc; - ctx->request = NULL; - ctx->current_request = NULL; - } - - ngx_memcpy(log, h2c->connection->log, sizeof(ngx_log_t)); - - log->data = ctx; - log->action = "reading client request headers"; - - ngx_memzero(rev, sizeof(ngx_event_t)); - - rev->data = fc; - rev->ready = 1; - rev->handler = ngx_http_v2_close_stream_handler; - rev->log = log; - - ngx_memcpy(wev, rev, sizeof(ngx_event_t)); - - wev->write = 1; - - ngx_memcpy(fc, h2c->connection, sizeof(ngx_connection_t)); - - fc->data = h2c->http_connection; - fc->read = rev; - fc->write = wev; - fc->sent = 0; - fc->log = log; - fc->buffered = 0; - fc->sndlowat = 1; - fc->tcp_nodelay = NGX_TCP_NODELAY_DISABLED; - - r = ngx_http_create_request(fc); - if (r == NULL) { - return NULL; - } - - ngx_str_set(&r->http_protocol, "HTTP/2.0"); - - r->http_version = NGX_HTTP_VERSION_20; - r->valid_location = 1; - - fc->data = r; - h2c->connection->requests++; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - r->header_in = ngx_create_temp_buf(r->pool, - cscf->client_header_buffer_size); - if (r->header_in == NULL) { - ngx_http_free_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NULL; - } - - if (ngx_list_init(&r->headers_in.headers, r->pool, 20, - sizeof(ngx_table_elt_t)) - != NGX_OK) - { - ngx_http_free_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NULL; - } - - r->headers_in.connection_type = NGX_HTTP_CONNECTION_CLOSE; - - stream = ngx_pcalloc(r->pool, sizeof(ngx_http_v2_stream_t)); - if (stream == NULL) { - ngx_http_free_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NULL; - } - - r->stream = stream; - - stream->request = r; - stream->connection = h2c; - - h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module); - - stream->send_window = h2c->init_window; - stream->recv_window = h2scf->preread_size; - - h2c->processing++; - - return stream; -} - - -static ngx_http_v2_node_t * -ngx_http_v2_get_node_by_id(ngx_http_v2_connection_t *h2c, ngx_uint_t sid, - ngx_uint_t alloc) -{ - ngx_uint_t index; - ngx_http_v2_node_t *node; - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - index = ngx_http_v2_index(h2scf, sid); - - for (node = h2c->streams_index[index]; node; node = node->index) { - - if (node->id == sid) { - return node; - } - } - - if (!alloc) { - return NULL; - } - - if (h2c->closed_nodes < 32) { - node = ngx_pcalloc(h2c->connection->pool, sizeof(ngx_http_v2_node_t)); - if (node == NULL) { - return NULL; - } - - } else { - node = ngx_http_v2_get_closed_node(h2c); - } - - node->id = sid; - - ngx_queue_init(&node->children); - - node->index = h2c->streams_index[index]; - h2c->streams_index[index] = node; - - return node; -} - - -static ngx_http_v2_node_t * -ngx_http_v2_get_closed_node(ngx_http_v2_connection_t *h2c) -{ - ngx_uint_t weight; - ngx_queue_t *q, *children; - ngx_http_v2_node_t *node, **next, *n, *parent, *child; - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - h2c->closed_nodes--; - - q = ngx_queue_head(&h2c->closed); - - ngx_queue_remove(q); - - node = ngx_queue_data(q, ngx_http_v2_node_t, reuse); - - next = &h2c->streams_index[ngx_http_v2_index(h2scf, node->id)]; - - for ( ;; ) { - n = *next; - - if (n == node) { - *next = n->index; - break; - } - - next = &n->index; - } - - ngx_queue_remove(&node->queue); - - weight = 0; - - for (q = ngx_queue_head(&node->children); - q != ngx_queue_sentinel(&node->children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - weight += child->weight; - } - - parent = node->parent; - - for (q = ngx_queue_head(&node->children); - q != ngx_queue_sentinel(&node->children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - child->parent = parent; - child->weight = node->weight * child->weight / weight; - - if (child->weight == 0) { - child->weight = 1; - } - } - - if (parent == NGX_HTTP_V2_ROOT) { - node->rank = 0; - node->rel_weight = 1.0; - - children = &h2c->dependencies; - - } else { - node->rank = parent->rank; - node->rel_weight = parent->rel_weight; - - children = &parent->children; - } - - ngx_http_v2_node_children_update(node); - ngx_queue_add(children, &node->children); - - ngx_memzero(node, sizeof(ngx_http_v2_node_t)); - - return node; -} - - -static ngx_int_t -ngx_http_v2_validate_header(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - u_char ch; - ngx_uint_t i; - ngx_http_core_srv_conf_t *cscf; - - if (header->name.len == 0) { - return NGX_ERROR; - } - - r->invalid_header = 0; - - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - - for (i = (header->name.data[0] == ':'); i != header->name.len; i++) { - ch = header->name.data[i]; - - if ((ch >= 'a' && ch <= 'z') - || (ch == '-') - || (ch >= '0' && ch <= '9') - || (ch == '_' && cscf->underscores_in_headers)) - { - continue; - } - - switch (ch) { - case '\0': - case LF: - case CR: - case ':': - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid header name: \"%V\"", - &header->name); - - return NGX_ERROR; - } - - if (ch >= 'A' && ch <= 'Z') { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid header name: \"%V\"", - &header->name); - - return NGX_ERROR; - } - - r->invalid_header = 1; - } - - for (i = 0; i != header->value.len; i++) { - ch = header->value.data[i]; - - switch (ch) { - case '\0': - case LF: - case CR: - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent header \"%V\" with " - "invalid value: \"%V\"", - &header->name, &header->value); - - return NGX_ERROR; - } - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_pseudo_header(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - header->name.len--; - header->name.data++; - - switch (header->name.len) { - case 4: - if (ngx_memcmp(header->name.data, "path", sizeof("path") - 1) - == 0) - { - return ngx_http_v2_parse_path(r, header); - } - - break; - - case 6: - if (ngx_memcmp(header->name.data, "method", sizeof("method") - 1) - == 0) - { - return ngx_http_v2_parse_method(r, header); - } - - if (ngx_memcmp(header->name.data, "scheme", sizeof("scheme") - 1) - == 0) - { - return ngx_http_v2_parse_scheme(r, header); - } - - break; - - case 9: - if (ngx_memcmp(header->name.data, "authority", sizeof("authority") - 1) - == 0) - { - return ngx_http_v2_parse_authority(r, header); - } - - break; - } - - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent unknown pseudo-header \":%V\"", - &header->name); - - return NGX_DECLINED; -} - - -static ngx_int_t -ngx_http_v2_parse_path(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - if (r->unparsed_uri.len) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate :path header"); - - return NGX_DECLINED; - } - - if (header->value.len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent empty :path header"); - - return NGX_DECLINED; - } - - r->uri_start = header->value.data; - r->uri_end = header->value.data + header->value.len; - - if (ngx_http_parse_uri(r) != NGX_OK) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid :path header: \"%V\"", - &header->value); - - return NGX_DECLINED; - } - - if (ngx_http_process_request_uri(r) != NGX_OK) { - /* - * request has been finalized already - * in ngx_http_process_request_uri() - */ - return NGX_ABORT; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_parse_method(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - size_t k, len; - ngx_uint_t n; - const u_char *p, *m; - - /* - * This array takes less than 256 sequential bytes, - * and if typical CPU cache line size is 64 bytes, - * it is prefetched for 4 load operations. - */ - static const struct { - u_char len; - const u_char method[11]; - uint32_t value; - } tests[] = { - { 3, "GET", NGX_HTTP_GET }, - { 4, "POST", NGX_HTTP_POST }, - { 4, "HEAD", NGX_HTTP_HEAD }, - { 7, "OPTIONS", NGX_HTTP_OPTIONS }, - { 8, "PROPFIND", NGX_HTTP_PROPFIND }, - { 3, "PUT", NGX_HTTP_PUT }, - { 5, "MKCOL", NGX_HTTP_MKCOL }, - { 6, "DELETE", NGX_HTTP_DELETE }, - { 4, "COPY", NGX_HTTP_COPY }, - { 4, "MOVE", NGX_HTTP_MOVE }, - { 9, "PROPPATCH", NGX_HTTP_PROPPATCH }, - { 4, "LOCK", NGX_HTTP_LOCK }, - { 6, "UNLOCK", NGX_HTTP_UNLOCK }, - { 5, "PATCH", NGX_HTTP_PATCH }, - { 5, "TRACE", NGX_HTTP_TRACE } - }, *test; - - if (r->method_name.len) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate :method header"); - - return NGX_DECLINED; - } - - if (header->value.len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent empty :method header"); - - return NGX_DECLINED; - } - - r->method_name.len = header->value.len; - r->method_name.data = header->value.data; - - len = r->method_name.len; - n = sizeof(tests) / sizeof(tests[0]); - test = tests; - - do { - if (len == test->len) { - p = r->method_name.data; - m = test->method; - k = len; - - do { - if (*p++ != *m++) { - goto next; - } - } while (--k); - - r->method = test->value; - return NGX_OK; - } - - next: - test++; - - } while (--n); - - p = r->method_name.data; - - do { - if ((*p < 'A' || *p > 'Z') && *p != '_' && *p != '-') { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent invalid method: \"%V\"", - &r->method_name); - - return NGX_DECLINED; - } - - p++; - - } while (--len); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_parse_scheme(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - if (r->schema_start) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent duplicate :scheme header"); - - return NGX_DECLINED; - } - - if (header->value.len == 0) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client sent empty :scheme header"); - - return NGX_DECLINED; - } - - r->schema_start = header->value.data; - r->schema_end = header->value.data + header->value.len; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_parse_authority(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - ngx_table_elt_t *h; - ngx_http_header_t *hh; - ngx_http_core_main_conf_t *cmcf; - - static ngx_str_t host = ngx_string("host"); - - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - return NGX_ERROR; - } - - h->hash = ngx_hash_key(host.data, host.len); - - h->key.len = host.len; - h->key.data = host.data; - - h->value.len = header->value.len; - h->value.data = header->value.data; - - h->lowcase_key = host.data; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - hh = ngx_hash_find(&cmcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh == NULL) { - return NGX_ERROR; - } - - if (hh->handler(r, h, hh->offset) != NGX_OK) { - /* - * request has been finalized already - * in ngx_http_process_host() - */ - return NGX_ABORT; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_construct_request_line(ngx_http_request_t *r) -{ - u_char *p; - - static const u_char ending[] = " HTTP/2.0"; - - if (r->method_name.len == 0 - || r->unparsed_uri.len == 0) - { - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return NGX_ERROR; - } - - r->request_line.len = r->method_name.len + 1 - + r->unparsed_uri.len - + sizeof(ending) - 1; - - p = ngx_pnalloc(r->pool, r->request_line.len + 1); - if (p == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - r->request_line.data = p; - - p = ngx_cpymem(p, r->method_name.data, r->method_name.len); - - *p++ = ' '; - - p = ngx_cpymem(p, r->unparsed_uri.data, r->unparsed_uri.len); - - ngx_memcpy(p, ending, sizeof(ending)); - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 http request line: \"%V\"", &r->request_line); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_cookie(ngx_http_request_t *r, ngx_http_v2_header_t *header) -{ - ngx_str_t *val; - ngx_array_t *cookies; - - cookies = r->stream->cookies; - - if (cookies == NULL) { - cookies = ngx_array_create(r->pool, 2, sizeof(ngx_str_t)); - if (cookies == NULL) { - return NGX_ERROR; - } - - r->stream->cookies = cookies; - } - - val = ngx_array_push(cookies); - if (val == NULL) { - return NGX_ERROR; - } - - val->len = header->value.len; - val->data = header->value.data; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_construct_cookie_header(ngx_http_request_t *r) -{ - u_char *buf, *p, *end; - size_t len; - ngx_str_t *vals; - ngx_uint_t i; - ngx_array_t *cookies; - ngx_table_elt_t *h; - ngx_http_header_t *hh; - ngx_http_core_main_conf_t *cmcf; - - static ngx_str_t cookie = ngx_string("cookie"); - - cookies = r->stream->cookies; - - if (cookies == NULL) { - return NGX_OK; - } - - vals = cookies->elts; - - i = 0; - len = 0; - - do { - len += vals[i].len + 2; - } while (++i != cookies->nelts); - - len -= 2; - - buf = ngx_pnalloc(r->pool, len + 1); - if (buf == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - p = buf; - end = buf + len; - - for (i = 0; /* void */ ; i++) { - - p = ngx_cpymem(p, vals[i].data, vals[i].len); - - if (p == end) { - *p = '\0'; - break; - } - - *p++ = ';'; *p++ = ' '; - } - - h = ngx_list_push(&r->headers_in.headers); - if (h == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - h->hash = ngx_hash_key(cookie.data, cookie.len); - - h->key.len = cookie.len; - h->key.data = cookie.data; - - h->value.len = len; - h->value.data = buf; - - h->lowcase_key = cookie.data; - - cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); - - hh = ngx_hash_find(&cmcf->headers_in_hash, h->hash, - h->lowcase_key, h->key.len); - - if (hh == NULL) { - ngx_http_v2_close_stream(r->stream, NGX_HTTP_INTERNAL_SERVER_ERROR); - return NGX_ERROR; - } - - if (hh->handler(r, h, hh->offset) != NGX_OK) { - /* - * request has been finalized already - * in ngx_http_process_multi_header_lines() - */ - return NGX_ERROR; - } - - return NGX_OK; -} - - -static void -ngx_http_v2_run_request(ngx_http_request_t *r) -{ - if (ngx_http_v2_construct_request_line(r) != NGX_OK) { - return; - } - - if (ngx_http_v2_construct_cookie_header(r) != NGX_OK) { - return; - } - - r->http_state = NGX_HTTP_PROCESS_REQUEST_STATE; - - if (ngx_http_process_request_header(r) != NGX_OK) { - return; - } - - if (r->headers_in.content_length_n > 0 && r->stream->in_closed) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client prematurely closed stream"); - - r->stream->skip_data = 1; - - ngx_http_finalize_request(r, NGX_HTTP_BAD_REQUEST); - return; - } - - if (r->headers_in.content_length_n == -1 && !r->stream->in_closed) { - r->headers_in.chunked = 1; - } - - ngx_http_process_request(r); -} - - -ngx_int_t -ngx_http_v2_read_request_body(ngx_http_request_t *r, - ngx_http_client_body_handler_pt post_handler) -{ - off_t len; - size_t size; - ngx_buf_t *buf; - ngx_int_t rc; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - ngx_http_v2_connection_t *h2c; - - stream = r->stream; - - if (stream->skip_data) { - r->request_body_no_buffering = 0; - post_handler(r); - return NGX_OK; - } - - rb = ngx_pcalloc(r->pool, sizeof(ngx_http_request_body_t)); - if (rb == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - /* - * set by ngx_pcalloc(): - * - * rb->bufs = NULL; - * rb->buf = NULL; - * rb->received = 0; - * rb->free = NULL; - * rb->busy = NULL; - */ - - rb->rest = 1; - rb->post_handler = post_handler; - - r->request_body = rb; - - h2scf = ngx_http_get_module_srv_conf(r, ngx_http_v2_module); - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - len = r->headers_in.content_length_n; - - if (r->request_body_no_buffering && !stream->in_closed) { - - if (len < 0 || len > (off_t) clcf->client_body_buffer_size) { - len = clcf->client_body_buffer_size; - } - - /* - * We need a room to store data up to the stream's initial window size, - * at least until this window will be exhausted. - */ - - if (len < (off_t) h2scf->preread_size) { - len = h2scf->preread_size; - } - - if (len > NGX_HTTP_V2_MAX_WINDOW) { - len = NGX_HTTP_V2_MAX_WINDOW; - } - - rb->buf = ngx_create_temp_buf(r->pool, (size_t) len); - - } else if (len >= 0 && len <= (off_t) clcf->client_body_buffer_size - && !r->request_body_in_file_only) - { - rb->buf = ngx_create_temp_buf(r->pool, (size_t) len); - - } else { - if (stream->preread) { - /* enforce writing preread buffer to file */ - r->request_body_in_file_only = 1; - } - - rb->buf = ngx_calloc_buf(r->pool); - - if (rb->buf != NULL) { - rb->buf->sync = 1; - } - } - - if (rb->buf == NULL) { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - buf = stream->preread; - - if (stream->in_closed) { - r->request_body_no_buffering = 0; - - if (buf) { - rc = ngx_http_v2_process_request_body(r, buf->pos, - buf->last - buf->pos, 1); - ngx_pfree(r->pool, buf->start); - return rc; - } - - return ngx_http_v2_process_request_body(r, NULL, 0, 1); - } - - if (buf) { - rc = ngx_http_v2_process_request_body(r, buf->pos, - buf->last - buf->pos, 0); - - ngx_pfree(r->pool, buf->start); - - if (rc != NGX_OK) { - stream->skip_data = 1; - return rc; - } - } - - if (r->request_body_no_buffering) { - size = (size_t) len - h2scf->preread_size; - - } else { - stream->no_flow_control = 1; - size = NGX_HTTP_V2_MAX_WINDOW - stream->recv_window; - } - - if (size) { - if (ngx_http_v2_send_window_update(stream->connection, - stream->node->id, size) - == NGX_ERROR) - { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - h2c = stream->connection; - - if (!h2c->blocked) { - if (ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - } - - stream->recv_window += size; - } - - if (!buf) { - ngx_add_timer(r->connection->read, clcf->client_body_timeout); - } - - r->read_event_handler = ngx_http_v2_read_client_request_body_handler; - r->write_event_handler = ngx_http_request_empty_handler; - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_v2_process_request_body(ngx_http_request_t *r, u_char *pos, - size_t size, ngx_uint_t last) -{ - ngx_buf_t *buf; - ngx_int_t rc; - ngx_connection_t *fc; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - fc = r->connection; - rb = r->request_body; - buf = rb->buf; - - if (size) { - if (buf->sync) { - buf->pos = buf->start = pos; - buf->last = buf->end = pos + size; - - } else { - if (size > (size_t) (buf->end - buf->last)) { - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client intended to send body data " - "larger than declared"); - - return NGX_HTTP_BAD_REQUEST; - } - - buf->last = ngx_cpymem(buf->last, pos, size); - } - } - - if (last) { - rb->rest = 0; - - if (fc->read->timer_set) { - ngx_del_timer(fc->read); - } - - if (r->request_body_no_buffering) { - ngx_post_event(fc->read, &ngx_posted_events); - return NGX_OK; - } - - rc = ngx_http_v2_filter_request_body(r); - - if (rc != NGX_OK) { - return rc; - } - - if (buf->sync) { - /* prevent reusing this buffer in the upstream module */ - rb->buf = NULL; - } - - if (r->headers_in.chunked) { - r->headers_in.content_length_n = rb->received; - } - - r->read_event_handler = ngx_http_block_reading; - rb->post_handler(r); - - return NGX_OK; - } - - if (size == 0) { - return NGX_OK; - } - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - ngx_add_timer(fc->read, clcf->client_body_timeout); - - if (r->request_body_no_buffering) { - ngx_post_event(fc->read, &ngx_posted_events); - return NGX_OK; - } - - if (buf->sync) { - return ngx_http_v2_filter_request_body(r); - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_filter_request_body(ngx_http_request_t *r) -{ - ngx_buf_t *b, *buf; - ngx_int_t rc; - ngx_chain_t *cl; - ngx_http_request_body_t *rb; - ngx_http_core_loc_conf_t *clcf; - - rb = r->request_body; - buf = rb->buf; - - if (buf->pos == buf->last && rb->rest) { - cl = NULL; - goto update; - } - - cl = ngx_chain_get_free_buf(r->pool, &rb->free); - if (cl == NULL) { - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - b = cl->buf; - - ngx_memzero(b, sizeof(ngx_buf_t)); - - if (buf->pos != buf->last) { - r->request_length += buf->last - buf->pos; - rb->received += buf->last - buf->pos; - - if (r->headers_in.content_length_n != -1) { - if (rb->received > r->headers_in.content_length_n) { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client intended to send body data " - "larger than declared"); - - return NGX_HTTP_BAD_REQUEST; - } - - } else { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (clcf->client_max_body_size - && rb->received > clcf->client_max_body_size) - { - ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, - "client intended to send too large chunked body: " - "%O bytes", rb->received); - - return NGX_HTTP_REQUEST_ENTITY_TOO_LARGE; - } - } - - b->temporary = 1; - b->pos = buf->pos; - b->last = buf->last; - b->start = b->pos; - b->end = b->last; - - buf->pos = buf->last; - } - - if (!rb->rest) { - if (r->headers_in.content_length_n != -1 - && r->headers_in.content_length_n != rb->received) - { - ngx_log_error(NGX_LOG_INFO, r->connection->log, 0, - "client prematurely closed stream: " - "only %O out of %O bytes of request body received", - rb->received, r->headers_in.content_length_n); - - return NGX_HTTP_BAD_REQUEST; - } - - b->last_buf = 1; - } - - b->tag = (ngx_buf_tag_t) &ngx_http_v2_filter_request_body; - b->flush = r->request_body_no_buffering; - -update: - - rc = ngx_http_top_request_body_filter(r, cl); - - ngx_chain_update_chains(r->pool, &rb->free, &rb->busy, &cl, - (ngx_buf_tag_t) &ngx_http_v2_filter_request_body); - - return rc; -} - - -static void -ngx_http_v2_read_client_request_body_handler(ngx_http_request_t *r) -{ - ngx_connection_t *fc; - - fc = r->connection; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 read client request body handler"); - - if (fc->read->timedout) { - ngx_log_error(NGX_LOG_INFO, fc->log, NGX_ETIMEDOUT, "client timed out"); - - fc->timedout = 1; - r->stream->skip_data = 1; - - ngx_http_finalize_request(r, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - if (fc->error) { - ngx_log_error(NGX_LOG_INFO, fc->log, 0, - "client prematurely closed stream"); - - r->stream->skip_data = 1; - - ngx_http_finalize_request(r, NGX_HTTP_CLIENT_CLOSED_REQUEST); - return; - } -} - - -ngx_int_t -ngx_http_v2_read_unbuffered_request_body(ngx_http_request_t *r) -{ - size_t window; - ngx_buf_t *buf; - ngx_int_t rc; - ngx_connection_t *fc; - ngx_http_v2_stream_t *stream; - ngx_http_v2_connection_t *h2c; - ngx_http_core_loc_conf_t *clcf; - - stream = r->stream; - fc = r->connection; - - if (fc->read->timedout) { - if (stream->recv_window) { - stream->skip_data = 1; - fc->timedout = 1; - - return NGX_HTTP_REQUEST_TIME_OUT; - } - - fc->read->timedout = 0; - } - - if (fc->error) { - stream->skip_data = 1; - return NGX_HTTP_BAD_REQUEST; - } - - rc = ngx_http_v2_filter_request_body(r); - - if (rc != NGX_OK) { - stream->skip_data = 1; - return rc; - } - - if (!r->request_body->rest) { - return NGX_OK; - } - - if (r->request_body->busy != NULL) { - return NGX_AGAIN; - } - - buf = r->request_body->buf; - - buf->pos = buf->start; - buf->last = buf->start; - - window = buf->end - buf->start; - h2c = stream->connection; - - if (h2c->state.stream == stream) { - window -= h2c->state.length; - } - - if (window <= stream->recv_window) { - if (window < stream->recv_window) { - ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, - "http2 negative window update"); - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - return NGX_AGAIN; - } - - if (ngx_http_v2_send_window_update(h2c, stream->node->id, - window - stream->recv_window) - == NGX_ERROR) - { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - stream->skip_data = 1; - return NGX_HTTP_INTERNAL_SERVER_ERROR; - } - - if (stream->recv_window == 0) { - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - ngx_add_timer(fc->read, clcf->client_body_timeout); - } - - stream->recv_window = window; - - return NGX_AGAIN; -} - - -static ngx_int_t -ngx_http_v2_terminate_stream(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream, ngx_uint_t status) -{ - ngx_event_t *rev; - ngx_connection_t *fc; - - if (stream->rst_sent) { - return NGX_OK; - } - - if (ngx_http_v2_send_rst_stream(h2c, stream->node->id, status) - == NGX_ERROR) - { - return NGX_ERROR; - } - - stream->rst_sent = 1; - stream->skip_data = 1; - - fc = stream->request->connection; - fc->error = 1; - - rev = fc->read; - rev->handler(rev); - - return NGX_OK; -} - - -void -ngx_http_v2_close_stream(ngx_http_v2_stream_t *stream, ngx_int_t rc) -{ - ngx_pool_t *pool; - ngx_event_t *ev; - ngx_connection_t *fc; - ngx_http_v2_node_t *node; - ngx_http_v2_connection_t *h2c; - - h2c = stream->connection; - node = stream->node; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 close stream %ui, queued %ui, processing %ui", - node->id, stream->queued, h2c->processing); - - fc = stream->request->connection; - - if (stream->queued) { - fc->write->handler = ngx_http_v2_close_stream_handler; - fc->read->handler = ngx_http_empty_handler; - return; - } - - if (!stream->rst_sent && !h2c->connection->error) { - - if (!stream->out_closed) { - if (ngx_http_v2_send_rst_stream(h2c, node->id, - fc->timedout ? NGX_HTTP_V2_PROTOCOL_ERROR - : NGX_HTTP_V2_INTERNAL_ERROR) - != NGX_OK) - { - h2c->connection->error = 1; - } - - } else if (!stream->in_closed) { -#if 0 - if (ngx_http_v2_send_rst_stream(h2c, node->id, NGX_HTTP_V2_NO_ERROR) - != NGX_OK) - { - h2c->connection->error = 1; - } -#else - /* - * At the time of writing at least the latest versions of Chrome - * do not properly handle RST_STREAM with NO_ERROR status. - * - * See: https://bugs.chromium.org/p/chromium/issues/detail?id=603182 - * - * As a workaround, the stream window is maximized before closing - * the stream. This allows a client to send up to 2 GB of data - * before getting blocked on flow control. - */ - - if (stream->recv_window < NGX_HTTP_V2_MAX_WINDOW - && ngx_http_v2_send_window_update(h2c, node->id, - NGX_HTTP_V2_MAX_WINDOW - - stream->recv_window) - != NGX_OK) - { - h2c->connection->error = 1; - } -#endif - } - } - - if (h2c->state.stream == stream) { - h2c->state.stream = NULL; - } - - node->stream = NULL; - - ngx_queue_insert_tail(&h2c->closed, &node->reuse); - h2c->closed_nodes++; - - /* - * This pool keeps decoded request headers which can be used by log phase - * handlers in ngx_http_free_request(). - * - * The pointer is stored into local variable because the stream object - * will be destroyed after a call to ngx_http_free_request(). - */ - pool = stream->pool; - - ngx_http_free_request(stream->request, rc); - - if (pool != h2c->state.pool) { - ngx_destroy_pool(pool); - - } else { - /* pool will be destroyed when the complete header is parsed */ - h2c->state.keep_pool = 0; - } - - ev = fc->read; - - if (ev->timer_set) { - ngx_del_timer(ev); - } - - if (ev->posted) { - ngx_delete_posted_event(ev); - } - - ev = fc->write; - - if (ev->timer_set) { - ngx_del_timer(ev); - } - - if (ev->posted) { - ngx_delete_posted_event(ev); - } - - fc->data = h2c->free_fake_connections; - h2c->free_fake_connections = fc; - - h2c->processing--; - - if (h2c->processing || h2c->blocked) { - return; - } - - ev = h2c->connection->read; - - ev->handler = ngx_http_v2_handle_connection_handler; - ngx_post_event(ev, &ngx_posted_events); -} - - -static void -ngx_http_v2_close_stream_handler(ngx_event_t *ev) -{ - ngx_connection_t *fc; - ngx_http_request_t *r; - - fc = ev->data; - r = fc->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 close stream handler"); - - if (ev->timedout) { - ngx_log_error(NGX_LOG_INFO, fc->log, NGX_ETIMEDOUT, "client timed out"); - - fc->timedout = 1; - - ngx_http_v2_close_stream(r->stream, NGX_HTTP_REQUEST_TIME_OUT); - return; - } - - ngx_http_v2_close_stream(r->stream, 0); -} - - -static void -ngx_http_v2_handle_connection_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_http_v2_connection_t *h2c; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, rev->log, 0, - "http2 handle connection handler"); - - c = rev->data; - h2c = c->data; - - if (c->error) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - rev->handler = ngx_http_v2_read_handler; - - if (rev->ready) { - ngx_http_v2_read_handler(rev); - return; - } - - if (h2c->last_out && ngx_http_v2_send_output_queue(h2c) == NGX_ERROR) { - ngx_http_v2_finalize_connection(h2c, 0); - return; - } - - ngx_http_v2_handle_connection(c->data); -} - - -static void -ngx_http_v2_idle_handler(ngx_event_t *rev) -{ - ngx_connection_t *c; - ngx_http_v2_srv_conf_t *h2scf; - ngx_http_v2_connection_t *h2c; - - c = rev->data; - h2c = c->data; - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->log, 0, "http2 idle handler"); - - if (rev->timedout || c->close) { - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_NO_ERROR); - return; - } - -#if (NGX_HAVE_KQUEUE) - - if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { - if (rev->pending_eof) { - c->log->handler = NULL; - ngx_log_error(NGX_LOG_INFO, c->log, rev->kq_errno, - "kevent() reported that client %V closed " - "idle connection", &c->addr_text); -#if (NGX_HTTP_SSL) - if (c->ssl) { - c->ssl->no_send_shutdown = 1; - } -#endif - ngx_http_close_connection(c); - return; - } - } - -#endif - - c->destroyed = 0; - ngx_reusable_connection(c, 0); - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - h2c->pool = ngx_create_pool(h2scf->pool_size, h2c->connection->log); - if (h2c->pool == NULL) { - ngx_http_v2_finalize_connection(h2c, NGX_HTTP_V2_INTERNAL_ERROR); - return; - } - - c->write->handler = ngx_http_v2_write_handler; - - rev->handler = ngx_http_v2_read_handler; - ngx_http_v2_read_handler(rev); -} - - -static void -ngx_http_v2_finalize_connection(ngx_http_v2_connection_t *h2c, - ngx_uint_t status) -{ - ngx_uint_t i, size; - ngx_event_t *ev; - ngx_connection_t *c, *fc; - ngx_http_request_t *r; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - c = h2c->connection; - - h2c->blocked = 1; - - if (!c->error && !h2c->goaway) { - if (ngx_http_v2_send_goaway(h2c, status) != NGX_ERROR) { - (void) ngx_http_v2_send_output_queue(h2c); - } - } - - c->error = 1; - - if (!h2c->processing) { - ngx_http_close_connection(c); - return; - } - - c->read->handler = ngx_http_empty_handler; - c->write->handler = ngx_http_empty_handler; - - h2c->last_out = NULL; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - size = ngx_http_v2_index_size(h2scf); - - for (i = 0; i < size; i++) { - - for (node = h2c->streams_index[i]; node; node = node->index) { - stream = node->stream; - - if (stream == NULL) { - continue; - } - - stream->waiting = 0; - - r = stream->request; - fc = r->connection; - - fc->error = 1; - - if (stream->queued) { - stream->queued = 0; - - ev = fc->write; - ev->active = 0; - ev->ready = 1; - - } else { - ev = fc->read; - } - - ev->eof = 1; - ev->handler(ev); - } - } - - h2c->blocked = 0; - - if (h2c->processing) { - return; - } - - ngx_http_close_connection(c); -} - - -static ngx_int_t -ngx_http_v2_adjust_windows(ngx_http_v2_connection_t *h2c, ssize_t delta) -{ - ngx_uint_t i, size; - ngx_event_t *wev; - ngx_http_v2_node_t *node; - ngx_http_v2_stream_t *stream; - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_http_get_module_srv_conf(h2c->http_connection->conf_ctx, - ngx_http_v2_module); - - size = ngx_http_v2_index_size(h2scf); - - for (i = 0; i < size; i++) { - - for (node = h2c->streams_index[i]; node; node = node->index) { - stream = node->stream; - - if (stream == NULL) { - continue; - } - - if (delta > 0 - && stream->send_window - > (ssize_t) (NGX_HTTP_V2_MAX_WINDOW - delta)) - { - if (ngx_http_v2_terminate_stream(h2c, stream, - NGX_HTTP_V2_FLOW_CTRL_ERROR) - == NGX_ERROR) - { - return NGX_ERROR; - } - - continue; - } - - stream->send_window += delta; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui adjusted window: %z", - node->id, stream->send_window); - - if (stream->send_window > 0 && stream->exhausted) { - stream->exhausted = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - wev->handler(wev); - } - } - } - } - - return NGX_OK; -} - - -static void -ngx_http_v2_set_dependency(ngx_http_v2_connection_t *h2c, - ngx_http_v2_node_t *node, ngx_uint_t depend, ngx_uint_t exclusive) -{ - ngx_queue_t *children, *q; - ngx_http_v2_node_t *parent, *child, *next; - - parent = depend ? ngx_http_v2_get_node_by_id(h2c, depend, 0) : NULL; - - if (parent == NULL) { - parent = NGX_HTTP_V2_ROOT; - - if (depend != 0) { - exclusive = 0; - } - - node->rank = 1; - node->rel_weight = (1.0 / 256) * node->weight; - - children = &h2c->dependencies; - - } else { - if (node->parent != NULL) { - - for (next = parent->parent; - next != NGX_HTTP_V2_ROOT && next->rank >= node->rank; - next = next->parent) - { - if (next != node) { - continue; - } - - ngx_queue_remove(&parent->queue); - ngx_queue_insert_after(&node->queue, &parent->queue); - - parent->parent = node->parent; - - if (node->parent == NGX_HTTP_V2_ROOT) { - parent->rank = 1; - parent->rel_weight = (1.0 / 256) * parent->weight; - - } else { - parent->rank = node->parent->rank + 1; - parent->rel_weight = (node->parent->rel_weight / 256) - * parent->weight; - } - - if (!exclusive) { - ngx_http_v2_node_children_update(parent); - } - - break; - } - } - - node->rank = parent->rank + 1; - node->rel_weight = (parent->rel_weight / 256) * node->weight; - - if (parent->stream == NULL) { - ngx_queue_remove(&parent->reuse); - ngx_queue_insert_tail(&h2c->closed, &parent->reuse); - } - - children = &parent->children; - } - - if (exclusive) { - for (q = ngx_queue_head(children); - q != ngx_queue_sentinel(children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - child->parent = node; - } - - ngx_queue_add(&node->children, children); - ngx_queue_init(children); - } - - if (node->parent != NULL) { - ngx_queue_remove(&node->queue); - } - - ngx_queue_insert_tail(children, &node->queue); - - node->parent = parent; - - ngx_http_v2_node_children_update(node); -} - - -static void -ngx_http_v2_node_children_update(ngx_http_v2_node_t *node) -{ - ngx_queue_t *q; - ngx_http_v2_node_t *child; - - for (q = ngx_queue_head(&node->children); - q != ngx_queue_sentinel(&node->children); - q = ngx_queue_next(q)) - { - child = ngx_queue_data(q, ngx_http_v2_node_t, queue); - - child->rank = node->rank + 1; - child->rel_weight = (node->rel_weight / 256) * child->weight; - - ngx_http_v2_node_children_update(child); - } -} - - -static void -ngx_http_v2_pool_cleanup(void *data) -{ - ngx_http_v2_connection_t *h2c = data; - - if (h2c->state.pool) { - ngx_destroy_pool(h2c->state.pool); - } - - if (h2c->pool) { - ngx_destroy_pool(h2c->pool); - } -} diff --git a/app/nginx/src/http/v2/ngx_http_v2.h b/app/nginx/src/http/v2/ngx_http_v2.h deleted file mode 100644 index 7d2a2ea..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2.h +++ /dev/null @@ -1,342 +0,0 @@ -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#ifndef _NGX_HTTP_V2_H_INCLUDED_ -#define _NGX_HTTP_V2_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_V2_ALPN_ADVERTISE "\x02h2" -#define NGX_HTTP_V2_NPN_ADVERTISE NGX_HTTP_V2_ALPN_ADVERTISE - -#define NGX_HTTP_V2_STATE_BUFFER_SIZE 16 - -#define NGX_HTTP_V2_MAX_FRAME_SIZE ((1 << 24) - 1) - -#define NGX_HTTP_V2_INT_OCTETS 4 -#define NGX_HTTP_V2_MAX_FIELD \ - (127 + (1 << (NGX_HTTP_V2_INT_OCTETS - 1) * 7) - 1) - -#define NGX_HTTP_V2_FRAME_HEADER_SIZE 9 - -/* frame types */ -#define NGX_HTTP_V2_DATA_FRAME 0x0 -#define NGX_HTTP_V2_HEADERS_FRAME 0x1 -#define NGX_HTTP_V2_PRIORITY_FRAME 0x2 -#define NGX_HTTP_V2_RST_STREAM_FRAME 0x3 -#define NGX_HTTP_V2_SETTINGS_FRAME 0x4 -#define NGX_HTTP_V2_PUSH_PROMISE_FRAME 0x5 -#define NGX_HTTP_V2_PING_FRAME 0x6 -#define NGX_HTTP_V2_GOAWAY_FRAME 0x7 -#define NGX_HTTP_V2_WINDOW_UPDATE_FRAME 0x8 -#define NGX_HTTP_V2_CONTINUATION_FRAME 0x9 - -/* frame flags */ -#define NGX_HTTP_V2_NO_FLAG 0x00 -#define NGX_HTTP_V2_ACK_FLAG 0x01 -#define NGX_HTTP_V2_END_STREAM_FLAG 0x01 -#define NGX_HTTP_V2_END_HEADERS_FLAG 0x04 -#define NGX_HTTP_V2_PADDED_FLAG 0x08 -#define NGX_HTTP_V2_PRIORITY_FLAG 0x20 - -#define NGX_HTTP_V2_MAX_WINDOW ((1U << 31) - 1) -#define NGX_HTTP_V2_DEFAULT_WINDOW 65535 - - -typedef struct ngx_http_v2_connection_s ngx_http_v2_connection_t; -typedef struct ngx_http_v2_node_s ngx_http_v2_node_t; -typedef struct ngx_http_v2_out_frame_s ngx_http_v2_out_frame_t; - - -typedef u_char *(*ngx_http_v2_handler_pt) (ngx_http_v2_connection_t *h2c, - u_char *pos, u_char *end); - - -typedef struct { - ngx_str_t name; - ngx_str_t value; -} ngx_http_v2_header_t; - - -typedef struct { - ngx_uint_t sid; - size_t length; - size_t padding; - unsigned flags:8; - - unsigned incomplete:1; - unsigned keep_pool:1; - - /* HPACK */ - unsigned parse_name:1; - unsigned parse_value:1; - unsigned index:1; - ngx_http_v2_header_t header; - size_t header_limit; - u_char field_state; - u_char *field_start; - u_char *field_end; - size_t field_rest; - ngx_pool_t *pool; - - ngx_http_v2_stream_t *stream; - - u_char buffer[NGX_HTTP_V2_STATE_BUFFER_SIZE]; - size_t buffer_used; - ngx_http_v2_handler_pt handler; -} ngx_http_v2_state_t; - - - -typedef struct { - ngx_http_v2_header_t **entries; - - ngx_uint_t added; - ngx_uint_t deleted; - ngx_uint_t reused; - ngx_uint_t allocated; - - size_t size; - size_t free; - u_char *storage; - u_char *pos; -} ngx_http_v2_hpack_t; - - -struct ngx_http_v2_connection_s { - ngx_connection_t *connection; - ngx_http_connection_t *http_connection; - - ngx_uint_t processing; - - size_t send_window; - size_t recv_window; - size_t init_window; - - size_t frame_size; - - ngx_queue_t waiting; - - ngx_http_v2_state_t state; - - ngx_http_v2_hpack_t hpack; - - ngx_pool_t *pool; - - ngx_http_v2_out_frame_t *free_frames; - ngx_connection_t *free_fake_connections; - - ngx_http_v2_node_t **streams_index; - - ngx_http_v2_out_frame_t *last_out; - - ngx_queue_t dependencies; - ngx_queue_t closed; - - ngx_uint_t last_sid; - - unsigned closed_nodes:8; - unsigned settings_ack:1; - unsigned blocked:1; - unsigned goaway:1; -}; - - -struct ngx_http_v2_node_s { - ngx_uint_t id; - ngx_http_v2_node_t *index; - ngx_http_v2_node_t *parent; - ngx_queue_t queue; - ngx_queue_t children; - ngx_queue_t reuse; - ngx_uint_t rank; - ngx_uint_t weight; - double rel_weight; - ngx_http_v2_stream_t *stream; -}; - - -struct ngx_http_v2_stream_s { - ngx_http_request_t *request; - ngx_http_v2_connection_t *connection; - ngx_http_v2_node_t *node; - - ngx_uint_t queued; - - /* - * A change to SETTINGS_INITIAL_WINDOW_SIZE could cause the - * send_window to become negative, hence it's signed. - */ - ssize_t send_window; - size_t recv_window; - - ngx_buf_t *preread; - - ngx_http_v2_out_frame_t *free_frames; - ngx_chain_t *free_frame_headers; - ngx_chain_t *free_bufs; - - ngx_queue_t queue; - - ngx_array_t *cookies; - - size_t header_limit; - - ngx_pool_t *pool; - - unsigned waiting:1; - unsigned blocked:1; - unsigned exhausted:1; - unsigned in_closed:1; - unsigned out_closed:1; - unsigned rst_sent:1; - unsigned no_flow_control:1; - unsigned skip_data:1; -}; - - -struct ngx_http_v2_out_frame_s { - ngx_http_v2_out_frame_t *next; - ngx_chain_t *first; - ngx_chain_t *last; - ngx_int_t (*handler)(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame); - - ngx_http_v2_stream_t *stream; - size_t length; - - unsigned blocked:1; - unsigned fin:1; -}; - - -static ngx_inline void -ngx_http_v2_queue_frame(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_http_v2_out_frame_t **out; - - for (out = &h2c->last_out; *out; out = &(*out)->next) { - - if ((*out)->blocked || (*out)->stream == NULL) { - break; - } - - if ((*out)->stream->node->rank < frame->stream->node->rank - || ((*out)->stream->node->rank == frame->stream->node->rank - && (*out)->stream->node->rel_weight - >= frame->stream->node->rel_weight)) - { - break; - } - } - - frame->next = *out; - *out = frame; -} - - -static ngx_inline void -ngx_http_v2_queue_blocked_frame(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_http_v2_out_frame_t **out; - - for (out = &h2c->last_out; *out; out = &(*out)->next) { - - if ((*out)->blocked || (*out)->stream == NULL) { - break; - } - } - - frame->next = *out; - *out = frame; -} - - -void ngx_http_v2_init(ngx_event_t *rev); -void ngx_http_v2_request_headers_init(void); - -ngx_int_t ngx_http_v2_read_request_body(ngx_http_request_t *r, - ngx_http_client_body_handler_pt post_handler); -ngx_int_t ngx_http_v2_read_unbuffered_request_body(ngx_http_request_t *r); - -void ngx_http_v2_close_stream(ngx_http_v2_stream_t *stream, ngx_int_t rc); - -ngx_int_t ngx_http_v2_send_output_queue(ngx_http_v2_connection_t *h2c); - - -ngx_int_t ngx_http_v2_get_indexed_header(ngx_http_v2_connection_t *h2c, - ngx_uint_t index, ngx_uint_t name_only); -ngx_int_t ngx_http_v2_add_header(ngx_http_v2_connection_t *h2c, - ngx_http_v2_header_t *header); -ngx_int_t ngx_http_v2_table_size(ngx_http_v2_connection_t *h2c, size_t size); - - -ngx_int_t ngx_http_v2_huff_decode(u_char *state, u_char *src, size_t len, - u_char **dst, ngx_uint_t last, ngx_log_t *log); -size_t ngx_http_v2_huff_encode(u_char *src, size_t len, u_char *dst, - ngx_uint_t lower); - - -#define ngx_http_v2_prefix(bits) ((1 << (bits)) - 1) - - -#if (NGX_HAVE_NONALIGNED) - -#define ngx_http_v2_parse_uint16(p) ntohs(*(uint16_t *) (p)) -#define ngx_http_v2_parse_uint32(p) ntohl(*(uint32_t *) (p)) - -#else - -#define ngx_http_v2_parse_uint16(p) ((p)[0] << 8 | (p)[1]) -#define ngx_http_v2_parse_uint32(p) \ - ((uint32_t) (p)[0] << 24 | (p)[1] << 16 | (p)[2] << 8 | (p)[3]) - -#endif - -#define ngx_http_v2_parse_length(p) ((p) >> 8) -#define ngx_http_v2_parse_type(p) ((p) & 0xff) -#define ngx_http_v2_parse_sid(p) (ngx_http_v2_parse_uint32(p) & 0x7fffffff) -#define ngx_http_v2_parse_window(p) (ngx_http_v2_parse_uint32(p) & 0x7fffffff) - - -#define ngx_http_v2_write_uint16_aligned(p, s) \ - (*(uint16_t *) (p) = htons((uint16_t) (s)), (p) + sizeof(uint16_t)) -#define ngx_http_v2_write_uint32_aligned(p, s) \ - (*(uint32_t *) (p) = htonl((uint32_t) (s)), (p) + sizeof(uint32_t)) - -#if (NGX_HAVE_NONALIGNED) - -#define ngx_http_v2_write_uint16 ngx_http_v2_write_uint16_aligned -#define ngx_http_v2_write_uint32 ngx_http_v2_write_uint32_aligned - -#else - -#define ngx_http_v2_write_uint16(p, s) \ - ((p)[0] = (u_char) ((s) >> 8), \ - (p)[1] = (u_char) (s), \ - (p) + sizeof(uint16_t)) - -#define ngx_http_v2_write_uint32(p, s) \ - ((p)[0] = (u_char) ((s) >> 24), \ - (p)[1] = (u_char) ((s) >> 16), \ - (p)[2] = (u_char) ((s) >> 8), \ - (p)[3] = (u_char) (s), \ - (p) + sizeof(uint32_t)) - -#endif - -#define ngx_http_v2_write_len_and_type(p, l, t) \ - ngx_http_v2_write_uint32_aligned(p, (l) << 8 | (t)) - -#define ngx_http_v2_write_sid ngx_http_v2_write_uint32 - -#endif /* _NGX_HTTP_V2_H_INCLUDED_ */ diff --git a/app/nginx/src/http/v2/ngx_http_v2_filter_module.c b/app/nginx/src/http/v2/ngx_http_v2_filter_module.c deleted file mode 100644 index dac5046..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2_filter_module.c +++ /dev/null @@ -1,1448 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <nginx.h> -#include <ngx_http_v2_module.h> - - -/* - * This returns precise number of octets for values in range 0..253 - * and estimate number for the rest, but not smaller than required. - */ - -#define ngx_http_v2_integer_octets(v) (1 + (v) / 127) - -#define ngx_http_v2_literal_size(h) \ - (ngx_http_v2_integer_octets(sizeof(h) - 1) + sizeof(h) - 1) - -#define ngx_http_v2_indexed(i) (128 + (i)) -#define ngx_http_v2_inc_indexed(i) (64 + (i)) - -#define ngx_http_v2_write_name(dst, src, len, tmp) \ - ngx_http_v2_string_encode(dst, src, len, tmp, 1) -#define ngx_http_v2_write_value(dst, src, len, tmp) \ - ngx_http_v2_string_encode(dst, src, len, tmp, 0) - -#define NGX_HTTP_V2_ENCODE_RAW 0 -#define NGX_HTTP_V2_ENCODE_HUFF 0x80 - -#define NGX_HTTP_V2_STATUS_INDEX 8 -#define NGX_HTTP_V2_STATUS_200_INDEX 8 -#define NGX_HTTP_V2_STATUS_204_INDEX 9 -#define NGX_HTTP_V2_STATUS_206_INDEX 10 -#define NGX_HTTP_V2_STATUS_304_INDEX 11 -#define NGX_HTTP_V2_STATUS_400_INDEX 12 -#define NGX_HTTP_V2_STATUS_404_INDEX 13 -#define NGX_HTTP_V2_STATUS_500_INDEX 14 - -#define NGX_HTTP_V2_CONTENT_LENGTH_INDEX 28 -#define NGX_HTTP_V2_CONTENT_TYPE_INDEX 31 -#define NGX_HTTP_V2_DATE_INDEX 33 -#define NGX_HTTP_V2_LAST_MODIFIED_INDEX 44 -#define NGX_HTTP_V2_LOCATION_INDEX 46 -#define NGX_HTTP_V2_SERVER_INDEX 54 -#define NGX_HTTP_V2_VARY_INDEX 59 - - -static u_char *ngx_http_v2_string_encode(u_char *dst, u_char *src, size_t len, - u_char *tmp, ngx_uint_t lower); -static u_char *ngx_http_v2_write_int(u_char *pos, ngx_uint_t prefix, - ngx_uint_t value); -static ngx_http_v2_out_frame_t *ngx_http_v2_create_headers_frame( - ngx_http_request_t *r, u_char *pos, u_char *end); - -static ngx_chain_t *ngx_http_v2_send_chain(ngx_connection_t *fc, - ngx_chain_t *in, off_t limit); - -static ngx_chain_t *ngx_http_v2_filter_get_shadow( - ngx_http_v2_stream_t *stream, ngx_buf_t *buf, off_t offset, off_t size); -static ngx_http_v2_out_frame_t *ngx_http_v2_filter_get_data_frame( - ngx_http_v2_stream_t *stream, size_t len, ngx_chain_t *first, - ngx_chain_t *last); - -static ngx_inline ngx_int_t ngx_http_v2_flow_control( - ngx_http_v2_connection_t *h2c, ngx_http_v2_stream_t *stream); -static void ngx_http_v2_waiting_queue(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream); - -static ngx_inline ngx_int_t ngx_http_v2_filter_send( - ngx_connection_t *fc, ngx_http_v2_stream_t *stream); - -static ngx_int_t ngx_http_v2_headers_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_int_t ngx_http_v2_data_frame_handler( - ngx_http_v2_connection_t *h2c, ngx_http_v2_out_frame_t *frame); -static ngx_inline void ngx_http_v2_handle_frame( - ngx_http_v2_stream_t *stream, ngx_http_v2_out_frame_t *frame); -static ngx_inline void ngx_http_v2_handle_stream( - ngx_http_v2_connection_t *h2c, ngx_http_v2_stream_t *stream); - -static void ngx_http_v2_filter_cleanup(void *data); - -static ngx_int_t ngx_http_v2_filter_init(ngx_conf_t *cf); - - -static ngx_http_module_t ngx_http_v2_filter_module_ctx = { - NULL, /* preconfiguration */ - ngx_http_v2_filter_init, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - NULL, /* create server configuration */ - NULL, /* merge server configuration */ - - NULL, /* create location configuration */ - NULL /* merge location configuration */ -}; - - -ngx_module_t ngx_http_v2_filter_module = { - NGX_MODULE_V1, - &ngx_http_v2_filter_module_ctx, /* module context */ - NULL, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - NULL, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_output_header_filter_pt ngx_http_next_header_filter; - - -static ngx_int_t -ngx_http_v2_header_filter(ngx_http_request_t *r) -{ - u_char status, *pos, *start, *p, *tmp; - size_t len, tmp_len; - ngx_str_t host, location; - ngx_uint_t i, port; - ngx_list_part_t *part; - ngx_table_elt_t *header; - ngx_connection_t *fc; - ngx_http_cleanup_t *cln; - ngx_http_v2_out_frame_t *frame; - ngx_http_core_loc_conf_t *clcf; - ngx_http_core_srv_conf_t *cscf; - u_char addr[NGX_SOCKADDR_STRLEN]; - - static const u_char nginx[5] = "\x84\xaa\x63\x55\xe7"; -#if (NGX_HTTP_GZIP) - static const u_char accept_encoding[12] = - "\x8b\x84\x84\x2d\x69\x5b\x05\x44\x3c\x86\xaa\x6f"; -#endif - - static size_t nginx_ver_len = ngx_http_v2_literal_size(NGINX_VER); - static u_char nginx_ver[ngx_http_v2_literal_size(NGINX_VER)]; - - static size_t nginx_ver_build_len = - ngx_http_v2_literal_size(NGINX_VER_BUILD); - static u_char nginx_ver_build[ngx_http_v2_literal_size(NGINX_VER_BUILD)]; - - if (!r->stream) { - return ngx_http_next_header_filter(r); - } - - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2 header filter"); - - if (r->header_sent) { - return NGX_OK; - } - - r->header_sent = 1; - - if (r != r->main) { - return NGX_OK; - } - - fc = r->connection; - - if (fc->error) { - return NGX_ERROR; - } - - if (r->method == NGX_HTTP_HEAD) { - r->header_only = 1; - } - - switch (r->headers_out.status) { - - case NGX_HTTP_OK: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_200_INDEX); - break; - - case NGX_HTTP_NO_CONTENT: - r->header_only = 1; - - ngx_str_null(&r->headers_out.content_type); - - r->headers_out.content_length = NULL; - r->headers_out.content_length_n = -1; - - r->headers_out.last_modified_time = -1; - r->headers_out.last_modified = NULL; - - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_204_INDEX); - break; - - case NGX_HTTP_PARTIAL_CONTENT: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_206_INDEX); - break; - - case NGX_HTTP_NOT_MODIFIED: - r->header_only = 1; - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_304_INDEX); - break; - - default: - r->headers_out.last_modified_time = -1; - r->headers_out.last_modified = NULL; - - switch (r->headers_out.status) { - - case NGX_HTTP_BAD_REQUEST: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_400_INDEX); - break; - - case NGX_HTTP_NOT_FOUND: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_404_INDEX); - break; - - case NGX_HTTP_INTERNAL_SERVER_ERROR: - status = ngx_http_v2_indexed(NGX_HTTP_V2_STATUS_500_INDEX); - break; - - default: - status = 0; - } - } - - len = status ? 1 : 1 + ngx_http_v2_literal_size("418"); - - clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); - - if (r->headers_out.server == NULL) { - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - len += 1 + nginx_ver_len; - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - len += 1 + nginx_ver_build_len; - - } else { - len += 1 + sizeof(nginx); - } - } - - if (r->headers_out.date == NULL) { - len += 1 + ngx_http_v2_literal_size("Wed, 31 Dec 1986 18:00:00 GMT"); - } - - if (r->headers_out.content_type.len) { - len += 1 + NGX_HTTP_V2_INT_OCTETS + r->headers_out.content_type.len; - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - len += sizeof("; charset=") - 1 + r->headers_out.charset.len; - } - } - - if (r->headers_out.content_length == NULL - && r->headers_out.content_length_n >= 0) - { - len += 1 + ngx_http_v2_integer_octets(NGX_OFF_T_LEN) + NGX_OFF_T_LEN; - } - - if (r->headers_out.last_modified == NULL - && r->headers_out.last_modified_time != -1) - { - len += 1 + ngx_http_v2_literal_size("Wed, 31 Dec 1986 18:00:00 GMT"); - } - - if (r->headers_out.location && r->headers_out.location->value.len) { - - if (r->headers_out.location->value.data[0] == '/' - && clcf->absolute_redirect) - { - if (clcf->server_name_in_redirect) { - cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); - host = cscf->server_name; - - } else if (r->headers_in.server.len) { - host = r->headers_in.server; - - } else { - host.len = NGX_SOCKADDR_STRLEN; - host.data = addr; - - if (ngx_connection_local_sockaddr(fc, &host, 0) != NGX_OK) { - return NGX_ERROR; - } - } - - port = ngx_inet_get_port(fc->local_sockaddr); - - location.len = sizeof("https://") - 1 + host.len - + r->headers_out.location->value.len; - - if (clcf->port_in_redirect) { - -#if (NGX_HTTP_SSL) - if (fc->ssl) - port = (port == 443) ? 0 : port; - else -#endif - port = (port == 80) ? 0 : port; - - } else { - port = 0; - } - - if (port) { - location.len += sizeof(":65535") - 1; - } - - location.data = ngx_pnalloc(r->pool, location.len); - if (location.data == NULL) { - return NGX_ERROR; - } - - p = ngx_cpymem(location.data, "http", sizeof("http") - 1); - -#if (NGX_HTTP_SSL) - if (fc->ssl) { - *p++ = 's'; - } -#endif - - *p++ = ':'; *p++ = '/'; *p++ = '/'; - p = ngx_cpymem(p, host.data, host.len); - - if (port) { - p = ngx_sprintf(p, ":%ui", port); - } - - p = ngx_cpymem(p, r->headers_out.location->value.data, - r->headers_out.location->value.len); - - /* update r->headers_out.location->value for possible logging */ - - r->headers_out.location->value.len = p - location.data; - r->headers_out.location->value.data = location.data; - ngx_str_set(&r->headers_out.location->key, "Location"); - } - - r->headers_out.location->hash = 0; - - len += 1 + NGX_HTTP_V2_INT_OCTETS + r->headers_out.location->value.len; - } - - tmp_len = len; - -#if (NGX_HTTP_GZIP) - if (r->gzip_vary) { - if (clcf->gzip_vary) { - len += 1 + sizeof(accept_encoding); - - } else { - r->gzip_vary = 0; - } - } -#endif - - part = &r->headers_out.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - - if (header[i].key.len > NGX_HTTP_V2_MAX_FIELD) { - ngx_log_error(NGX_LOG_CRIT, fc->log, 0, - "too long response header name: \"%V\"", - &header[i].key); - return NGX_ERROR; - } - - if (header[i].value.len > NGX_HTTP_V2_MAX_FIELD) { - ngx_log_error(NGX_LOG_CRIT, fc->log, 0, - "too long response header value: \"%V: %V\"", - &header[i].key, &header[i].value); - return NGX_ERROR; - } - - len += 1 + NGX_HTTP_V2_INT_OCTETS + header[i].key.len - + NGX_HTTP_V2_INT_OCTETS + header[i].value.len; - - if (header[i].key.len > tmp_len) { - tmp_len = header[i].key.len; - } - - if (header[i].value.len > tmp_len) { - tmp_len = header[i].value.len; - } - } - - tmp = ngx_palloc(r->pool, tmp_len); - pos = ngx_pnalloc(r->pool, len); - - if (pos == NULL || tmp == NULL) { - return NGX_ERROR; - } - - start = pos; - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \":status: %03ui\"", - r->headers_out.status); - - if (status) { - *pos++ = status; - - } else { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_STATUS_INDEX); - *pos++ = NGX_HTTP_V2_ENCODE_RAW | 3; - pos = ngx_sprintf(pos, "%03ui", r->headers_out.status); - } - - if (r->headers_out.server == NULL) { - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"server: %s\"", - NGINX_VER); - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"server: %s\"", - NGINX_VER_BUILD); - - } else { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"server: nginx\""); - } - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_SERVER_INDEX); - - if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) { - if (nginx_ver[0] == '\0') { - p = ngx_http_v2_write_value(nginx_ver, (u_char *) NGINX_VER, - sizeof(NGINX_VER) - 1, tmp); - nginx_ver_len = p - nginx_ver; - } - - pos = ngx_cpymem(pos, nginx_ver, nginx_ver_len); - - } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) { - if (nginx_ver_build[0] == '\0') { - p = ngx_http_v2_write_value(nginx_ver_build, - (u_char *) NGINX_VER_BUILD, - sizeof(NGINX_VER_BUILD) - 1, tmp); - nginx_ver_build_len = p - nginx_ver_build; - } - - pos = ngx_cpymem(pos, nginx_ver_build, nginx_ver_build_len); - - } else { - pos = ngx_cpymem(pos, nginx, sizeof(nginx)); - } - } - - if (r->headers_out.date == NULL) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"date: %V\"", - &ngx_cached_http_time); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_DATE_INDEX); - pos = ngx_http_v2_write_value(pos, ngx_cached_http_time.data, - ngx_cached_http_time.len, tmp); - } - - if (r->headers_out.content_type.len) { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_CONTENT_TYPE_INDEX); - - if (r->headers_out.content_type_len == r->headers_out.content_type.len - && r->headers_out.charset.len) - { - len = r->headers_out.content_type.len + sizeof("; charset=") - 1 - + r->headers_out.charset.len; - - p = ngx_pnalloc(r->pool, len); - if (p == NULL) { - return NGX_ERROR; - } - - p = ngx_cpymem(p, r->headers_out.content_type.data, - r->headers_out.content_type.len); - - p = ngx_cpymem(p, "; charset=", sizeof("; charset=") - 1); - - p = ngx_cpymem(p, r->headers_out.charset.data, - r->headers_out.charset.len); - - /* updated r->headers_out.content_type is also needed for logging */ - - r->headers_out.content_type.len = len; - r->headers_out.content_type.data = p - len; - } - - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"content-type: %V\"", - &r->headers_out.content_type); - - pos = ngx_http_v2_write_value(pos, r->headers_out.content_type.data, - r->headers_out.content_type.len, tmp); - } - - if (r->headers_out.content_length == NULL - && r->headers_out.content_length_n >= 0) - { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"content-length: %O\"", - r->headers_out.content_length_n); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_CONTENT_LENGTH_INDEX); - - p = pos; - pos = ngx_sprintf(pos + 1, "%O", r->headers_out.content_length_n); - *p = NGX_HTTP_V2_ENCODE_RAW | (u_char) (pos - p - 1); - } - - if (r->headers_out.last_modified == NULL - && r->headers_out.last_modified_time != -1) - { - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_LAST_MODIFIED_INDEX); - - ngx_http_time(pos, r->headers_out.last_modified_time); - len = sizeof("Wed, 31 Dec 1986 18:00:00 GMT") - 1; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"last-modified: %*s\"", - len, pos); - - /* - * Date will always be encoded using huffman in the temporary buffer, - * so it's safe here to use src and dst pointing to the same address. - */ - pos = ngx_http_v2_write_value(pos, pos, len, tmp); - } - - if (r->headers_out.location && r->headers_out.location->value.len) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"location: %V\"", - &r->headers_out.location->value); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_LOCATION_INDEX); - pos = ngx_http_v2_write_value(pos, r->headers_out.location->value.data, - r->headers_out.location->value.len, tmp); - } - -#if (NGX_HTTP_GZIP) - if (r->gzip_vary) { - ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"vary: Accept-Encoding\""); - - *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_VARY_INDEX); - pos = ngx_cpymem(pos, accept_encoding, sizeof(accept_encoding)); - } -#endif - - part = &r->headers_out.headers.part; - header = part->elts; - - for (i = 0; /* void */; i++) { - - if (i >= part->nelts) { - if (part->next == NULL) { - break; - } - - part = part->next; - header = part->elts; - i = 0; - } - - if (header[i].hash == 0) { - continue; - } - -#if (NGX_DEBUG) - if (fc->log->log_level & NGX_LOG_DEBUG_HTTP) { - ngx_strlow(tmp, header[i].key.data, header[i].key.len); - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, fc->log, 0, - "http2 output header: \"%*s: %V\"", - header[i].key.len, tmp, &header[i].value); - } -#endif - - *pos++ = 0; - - pos = ngx_http_v2_write_name(pos, header[i].key.data, - header[i].key.len, tmp); - - pos = ngx_http_v2_write_value(pos, header[i].value.data, - header[i].value.len, tmp); - } - - frame = ngx_http_v2_create_headers_frame(r, start, pos); - if (frame == NULL) { - return NGX_ERROR; - } - - ngx_http_v2_queue_blocked_frame(r->stream->connection, frame); - - cln = ngx_http_cleanup_add(r, 0); - if (cln == NULL) { - return NGX_ERROR; - } - - cln->handler = ngx_http_v2_filter_cleanup; - cln->data = r->stream; - - r->stream->queued = 1; - - fc->send_chain = ngx_http_v2_send_chain; - fc->need_last_buf = 1; - - return ngx_http_v2_filter_send(fc, r->stream); -} - - -static u_char * -ngx_http_v2_string_encode(u_char *dst, u_char *src, size_t len, u_char *tmp, - ngx_uint_t lower) -{ - size_t hlen; - - hlen = ngx_http_v2_huff_encode(src, len, tmp, lower); - - if (hlen > 0) { - *dst = NGX_HTTP_V2_ENCODE_HUFF; - dst = ngx_http_v2_write_int(dst, ngx_http_v2_prefix(7), hlen); - return ngx_cpymem(dst, tmp, hlen); - } - - *dst = NGX_HTTP_V2_ENCODE_RAW; - dst = ngx_http_v2_write_int(dst, ngx_http_v2_prefix(7), len); - - if (lower) { - ngx_strlow(dst, src, len); - return dst + len; - } - - return ngx_cpymem(dst, src, len); -} - - -static u_char * -ngx_http_v2_write_int(u_char *pos, ngx_uint_t prefix, ngx_uint_t value) -{ - if (value < prefix) { - *pos++ |= value; - return pos; - } - - *pos++ |= prefix; - value -= prefix; - - while (value >= 128) { - *pos++ = value % 128 + 128; - value /= 128; - } - - *pos++ = (u_char) value; - - return pos; -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_create_headers_frame(ngx_http_request_t *r, u_char *pos, - u_char *end) -{ - u_char type, flags; - size_t rest, frame_size; - ngx_buf_t *b; - ngx_chain_t *cl, **ll; - ngx_http_v2_stream_t *stream; - ngx_http_v2_out_frame_t *frame; - - stream = r->stream; - rest = end - pos; - - frame = ngx_palloc(r->pool, sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - - frame->handler = ngx_http_v2_headers_frame_handler; - frame->stream = stream; - frame->length = rest; - frame->blocked = 1; - frame->fin = r->header_only; - - ll = &frame->first; - - type = NGX_HTTP_V2_HEADERS_FRAME; - flags = r->header_only ? NGX_HTTP_V2_END_STREAM_FLAG : NGX_HTTP_V2_NO_FLAG; - frame_size = stream->connection->frame_size; - - for ( ;; ) { - if (rest <= frame_size) { - frame_size = rest; - flags |= NGX_HTTP_V2_END_HEADERS_FLAG; - } - - b = ngx_create_temp_buf(r->pool, NGX_HTTP_V2_FRAME_HEADER_SIZE); - if (b == NULL) { - return NULL; - } - - b->last = ngx_http_v2_write_len_and_type(b->last, frame_size, type); - *b->last++ = flags; - b->last = ngx_http_v2_write_sid(b->last, stream->node->id); - - b->tag = (ngx_buf_tag_t) &ngx_http_v2_module; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = b; - - *ll = cl; - ll = &cl->next; - - b = ngx_calloc_buf(r->pool); - if (b == NULL) { - return NULL; - } - - b->pos = pos; - - pos += frame_size; - - b->last = pos; - b->start = b->pos; - b->end = b->last; - b->temporary = 1; - - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NULL; - } - - cl->buf = b; - - *ll = cl; - ll = &cl->next; - - rest -= frame_size; - - if (rest) { - frame->length += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - type = NGX_HTTP_V2_CONTINUATION_FRAME; - flags = NGX_HTTP_V2_NO_FLAG; - continue; - } - - b->last_buf = r->header_only; - cl->next = NULL; - frame->last = cl; - - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, - "http2:%ui create HEADERS frame %p: len:%uz", - stream->node->id, frame, frame->length); - - return frame; - } -} - - -static ngx_chain_t * -ngx_http_v2_send_chain(ngx_connection_t *fc, ngx_chain_t *in, off_t limit) -{ - off_t size, offset; - size_t rest, frame_size; - ngx_chain_t *cl, *out, **ln; - ngx_http_request_t *r; - ngx_http_v2_stream_t *stream; - ngx_http_v2_loc_conf_t *h2lcf; - ngx_http_v2_out_frame_t *frame; - ngx_http_v2_connection_t *h2c; - - r = fc->data; - stream = r->stream; - -#if (NGX_SUPPRESS_WARN) - size = 0; -#endif - - while (in) { - size = ngx_buf_size(in->buf); - - if (size || in->buf->last_buf) { - break; - } - - in = in->next; - } - - if (in == NULL) { - - if (stream->queued) { - fc->write->active = 1; - fc->write->ready = 0; - - } else { - fc->buffered &= ~NGX_HTTP_V2_BUFFERED; - } - - return NULL; - } - - h2c = stream->connection; - - if (size && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) { - fc->write->active = 1; - fc->write->ready = 0; - return in; - } - - if (in->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - cl->buf = in->buf; - in->buf = cl->buf->shadow; - - offset = ngx_buf_in_memory(in->buf) - ? (cl->buf->pos - in->buf->pos) - : (cl->buf->file_pos - in->buf->file_pos); - - cl->next = stream->free_bufs; - stream->free_bufs = cl; - - } else { - offset = 0; - } - - if (limit == 0 || limit > (off_t) h2c->send_window) { - limit = h2c->send_window; - } - - if (limit > stream->send_window) { - limit = (stream->send_window > 0) ? stream->send_window : 0; - } - - h2lcf = ngx_http_get_module_loc_conf(r, ngx_http_v2_module); - - frame_size = (h2lcf->chunk_size < h2c->frame_size) - ? h2lcf->chunk_size : h2c->frame_size; - -#if (NGX_SUPPRESS_WARN) - cl = NULL; -#endif - - for ( ;; ) { - if ((off_t) frame_size > limit) { - frame_size = (size_t) limit; - } - - ln = &out; - rest = frame_size; - - while ((off_t) rest >= size) { - - if (offset) { - cl = ngx_http_v2_filter_get_shadow(stream, in->buf, - offset, size); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - offset = 0; - - } else { - cl = ngx_alloc_chain_link(r->pool); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - cl->buf = in->buf; - } - - *ln = cl; - ln = &cl->next; - - rest -= (size_t) size; - in = in->next; - - if (in == NULL) { - frame_size -= rest; - rest = 0; - break; - } - - size = ngx_buf_size(in->buf); - } - - if (rest) { - cl = ngx_http_v2_filter_get_shadow(stream, in->buf, offset, rest); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - cl->buf->flush = 0; - cl->buf->last_buf = 0; - - *ln = cl; - - offset += rest; - size -= rest; - } - - frame = ngx_http_v2_filter_get_data_frame(stream, frame_size, out, cl); - if (frame == NULL) { - return NGX_CHAIN_ERROR; - } - - ngx_http_v2_queue_frame(h2c, frame); - - h2c->send_window -= frame_size; - - stream->send_window -= frame_size; - stream->queued++; - - if (in == NULL) { - break; - } - - limit -= frame_size; - - if (limit == 0) { - break; - } - } - - if (offset) { - cl = ngx_http_v2_filter_get_shadow(stream, in->buf, offset, size); - if (cl == NULL) { - return NGX_CHAIN_ERROR; - } - - in->buf = cl->buf; - ngx_free_chain(r->pool, cl); - } - - if (ngx_http_v2_filter_send(fc, stream) == NGX_ERROR) { - return NGX_CHAIN_ERROR; - } - - if (in && ngx_http_v2_flow_control(h2c, stream) == NGX_DECLINED) { - fc->write->active = 1; - fc->write->ready = 0; - } - - return in; -} - - -static ngx_chain_t * -ngx_http_v2_filter_get_shadow(ngx_http_v2_stream_t *stream, ngx_buf_t *buf, - off_t offset, off_t size) -{ - ngx_buf_t *chunk; - ngx_chain_t *cl; - - cl = ngx_chain_get_free_buf(stream->request->pool, &stream->free_bufs); - if (cl == NULL) { - return NULL; - } - - chunk = cl->buf; - - ngx_memcpy(chunk, buf, sizeof(ngx_buf_t)); - - chunk->tag = (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow; - chunk->shadow = buf; - - if (ngx_buf_in_memory(chunk)) { - chunk->pos += offset; - chunk->last = chunk->pos + size; - } - - if (chunk->in_file) { - chunk->file_pos += offset; - chunk->file_last = chunk->file_pos + size; - } - - return cl; -} - - -static ngx_http_v2_out_frame_t * -ngx_http_v2_filter_get_data_frame(ngx_http_v2_stream_t *stream, - size_t len, ngx_chain_t *first, ngx_chain_t *last) -{ - u_char flags; - ngx_buf_t *buf; - ngx_chain_t *cl; - ngx_http_v2_out_frame_t *frame; - - frame = stream->free_frames; - - if (frame) { - stream->free_frames = frame->next; - - } else { - frame = ngx_palloc(stream->request->pool, - sizeof(ngx_http_v2_out_frame_t)); - if (frame == NULL) { - return NULL; - } - } - - flags = last->buf->last_buf ? NGX_HTTP_V2_END_STREAM_FLAG : 0; - - ngx_log_debug4(NGX_LOG_DEBUG_HTTP, stream->request->connection->log, 0, - "http2:%ui create DATA frame %p: len:%uz flags:%ui", - stream->node->id, frame, len, (ngx_uint_t) flags); - - cl = ngx_chain_get_free_buf(stream->request->pool, - &stream->free_frame_headers); - if (cl == NULL) { - return NULL; - } - - buf = cl->buf; - - if (buf->start == NULL) { - buf->start = ngx_palloc(stream->request->pool, - NGX_HTTP_V2_FRAME_HEADER_SIZE); - if (buf->start == NULL) { - return NULL; - } - - buf->end = buf->start + NGX_HTTP_V2_FRAME_HEADER_SIZE; - buf->last = buf->end; - - buf->tag = (ngx_buf_tag_t) &ngx_http_v2_module; - buf->memory = 1; - } - - buf->pos = buf->start; - buf->last = buf->pos; - - buf->last = ngx_http_v2_write_len_and_type(buf->last, len, - NGX_HTTP_V2_DATA_FRAME); - *buf->last++ = flags; - - buf->last = ngx_http_v2_write_sid(buf->last, stream->node->id); - - cl->next = first; - first = cl; - - last->buf->flush = 1; - - frame->first = first; - frame->last = last; - frame->handler = ngx_http_v2_data_frame_handler; - frame->stream = stream; - frame->length = len; - frame->blocked = 0; - frame->fin = last->buf->last_buf; - - return frame; -} - - -static ngx_inline ngx_int_t -ngx_http_v2_filter_send(ngx_connection_t *fc, ngx_http_v2_stream_t *stream) -{ - stream->blocked = 1; - - if (ngx_http_v2_send_output_queue(stream->connection) == NGX_ERROR) { - fc->error = 1; - return NGX_ERROR; - } - - stream->blocked = 0; - - if (stream->queued) { - fc->buffered |= NGX_HTTP_V2_BUFFERED; - fc->write->active = 1; - fc->write->ready = 0; - return NGX_AGAIN; - } - - fc->buffered &= ~NGX_HTTP_V2_BUFFERED; - - return NGX_OK; -} - - -static ngx_inline ngx_int_t -ngx_http_v2_flow_control(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream) -{ - ngx_log_debug3(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui available windows: conn:%uz stream:%z", - stream->node->id, h2c->send_window, stream->send_window); - - if (stream->send_window <= 0) { - stream->exhausted = 1; - return NGX_DECLINED; - } - - if (h2c->send_window == 0) { - ngx_http_v2_waiting_queue(h2c, stream); - return NGX_DECLINED; - } - - return NGX_OK; -} - - -static void -ngx_http_v2_waiting_queue(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream) -{ - ngx_queue_t *q; - ngx_http_v2_stream_t *s; - - if (stream->waiting) { - return; - } - - stream->waiting = 1; - - for (q = ngx_queue_last(&h2c->waiting); - q != ngx_queue_sentinel(&h2c->waiting); - q = ngx_queue_prev(q)) - { - s = ngx_queue_data(q, ngx_http_v2_stream_t, queue); - - if (s->node->rank < stream->node->rank - || (s->node->rank == stream->node->rank - && s->node->rel_weight >= stream->node->rel_weight)) - { - break; - } - } - - ngx_queue_insert_after(q, &stream->queue); -} - - - -static ngx_int_t -ngx_http_v2_headers_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_chain_t *cl, *ln; - ngx_http_v2_stream_t *stream; - - stream = frame->stream; - cl = frame->first; - - for ( ;; ) { - if (cl->buf->pos != cl->buf->last) { - frame->first = cl; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui HEADERS frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) { - cl->next = stream->free_frame_headers; - stream->free_frame_headers = cl; - - } else { - cl->next = stream->free_bufs; - stream->free_bufs = cl; - } - - if (cl == frame->last) { - break; - } - - cl = ln; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui HEADERS frame %p was sent", - stream->node->id, frame); - - stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE - + frame->length; - - ngx_http_v2_handle_frame(stream, frame); - - ngx_http_v2_handle_stream(h2c, stream); - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_data_frame_handler(ngx_http_v2_connection_t *h2c, - ngx_http_v2_out_frame_t *frame) -{ - ngx_buf_t *buf; - ngx_chain_t *cl, *ln; - ngx_http_v2_stream_t *stream; - - stream = frame->stream; - cl = frame->first; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_module) { - - if (cl->buf->pos != cl->buf->last) { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui DATA frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - cl->next = stream->free_frame_headers; - stream->free_frame_headers = cl; - - if (cl == frame->last) { - goto done; - } - - cl = ln; - } - - for ( ;; ) { - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) { - buf = cl->buf->shadow; - - if (ngx_buf_in_memory(buf)) { - buf->pos = cl->buf->pos; - } - - if (buf->in_file) { - buf->file_pos = cl->buf->file_pos; - } - } - - if (ngx_buf_size(cl->buf) != 0) { - - if (cl != frame->first) { - frame->first = cl; - ngx_http_v2_handle_stream(h2c, stream); - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui DATA frame %p was sent partially", - stream->node->id, frame); - - return NGX_AGAIN; - } - - ln = cl->next; - - if (cl->buf->tag == (ngx_buf_tag_t) &ngx_http_v2_filter_get_shadow) { - cl->next = stream->free_bufs; - stream->free_bufs = cl; - - } else { - ngx_free_chain(stream->request->pool, cl); - } - - if (cl == frame->last) { - goto done; - } - - cl = ln; - } - -done: - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2:%ui DATA frame %p was sent", - stream->node->id, frame); - - stream->request->header_size += NGX_HTTP_V2_FRAME_HEADER_SIZE; - - ngx_http_v2_handle_frame(stream, frame); - - ngx_http_v2_handle_stream(h2c, stream); - - return NGX_OK; -} - - -static ngx_inline void -ngx_http_v2_handle_frame(ngx_http_v2_stream_t *stream, - ngx_http_v2_out_frame_t *frame) -{ - ngx_http_request_t *r; - - r = stream->request; - - r->connection->sent += NGX_HTTP_V2_FRAME_HEADER_SIZE + frame->length; - - if (frame->fin) { - stream->out_closed = 1; - } - - frame->next = stream->free_frames; - stream->free_frames = frame; - - stream->queued--; -} - - -static ngx_inline void -ngx_http_v2_handle_stream(ngx_http_v2_connection_t *h2c, - ngx_http_v2_stream_t *stream) -{ - ngx_event_t *wev; - ngx_connection_t *fc; - - if (stream->waiting || stream->blocked) { - return; - } - - fc = stream->request->connection; - - if (!fc->error && stream->exhausted) { - return; - } - - wev = fc->write; - - wev->active = 0; - wev->ready = 1; - - if (!fc->error && wev->delayed) { - return; - } - - ngx_post_event(wev, &ngx_posted_events); -} - - -static void -ngx_http_v2_filter_cleanup(void *data) -{ - ngx_http_v2_stream_t *stream = data; - - size_t window; - ngx_event_t *wev; - ngx_queue_t *q; - ngx_http_v2_out_frame_t *frame, **fn; - ngx_http_v2_connection_t *h2c; - - if (stream->waiting) { - stream->waiting = 0; - ngx_queue_remove(&stream->queue); - } - - if (stream->queued == 0) { - return; - } - - window = 0; - h2c = stream->connection; - fn = &h2c->last_out; - - for ( ;; ) { - frame = *fn; - - if (frame == NULL) { - break; - } - - if (frame->stream == stream && !frame->blocked) { - *fn = frame->next; - - window += frame->length; - - if (--stream->queued == 0) { - break; - } - - continue; - } - - fn = &frame->next; - } - - if (h2c->send_window == 0 && window) { - - while (!ngx_queue_empty(&h2c->waiting)) { - q = ngx_queue_head(&h2c->waiting); - - ngx_queue_remove(q); - - stream = ngx_queue_data(q, ngx_http_v2_stream_t, queue); - - stream->waiting = 0; - - wev = stream->request->connection->write; - - wev->active = 0; - wev->ready = 1; - - if (!wev->delayed) { - ngx_post_event(wev, &ngx_posted_events); - } - } - } - - h2c->send_window += window; -} - - -static ngx_int_t -ngx_http_v2_filter_init(ngx_conf_t *cf) -{ - ngx_http_next_header_filter = ngx_http_top_header_filter; - ngx_http_top_header_filter = ngx_http_v2_header_filter; - - return NGX_OK; -} diff --git a/app/nginx/src/http/v2/ngx_http_v2_huff_decode.c b/app/nginx/src/http/v2/ngx_http_v2_huff_decode.c deleted file mode 100644 index 49ca576..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2_huff_decode.c +++ /dev/null @@ -1,2714 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - u_char next; - u_char emit; - u_char sym; - u_char ending; -} ngx_http_v2_huff_decode_code_t; - - -static ngx_inline ngx_int_t ngx_http_v2_huff_decode_bits(u_char *state, - u_char *ending, ngx_uint_t bits, u_char **dst); - - -static ngx_http_v2_huff_decode_code_t ngx_http_v2_huff_decode_codes[256][16] = -{ - /* 0 */ - { - {0x04, 0x00, 0x00, 0x00}, {0x05, 0x00, 0x00, 0x00}, - {0x07, 0x00, 0x00, 0x00}, {0x08, 0x00, 0x00, 0x00}, - {0x0b, 0x00, 0x00, 0x00}, {0x0c, 0x00, 0x00, 0x00}, - {0x10, 0x00, 0x00, 0x00}, {0x13, 0x00, 0x00, 0x00}, - {0x19, 0x00, 0x00, 0x00}, {0x1c, 0x00, 0x00, 0x00}, - {0x20, 0x00, 0x00, 0x00}, {0x23, 0x00, 0x00, 0x00}, - {0x2a, 0x00, 0x00, 0x00}, {0x31, 0x00, 0x00, 0x00}, - {0x39, 0x00, 0x00, 0x00}, {0x40, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x30, 0x01}, {0x00, 0x01, 0x31, 0x01}, - {0x00, 0x01, 0x32, 0x01}, {0x00, 0x01, 0x61, 0x01}, - {0x00, 0x01, 0x63, 0x01}, {0x00, 0x01, 0x65, 0x01}, - {0x00, 0x01, 0x69, 0x01}, {0x00, 0x01, 0x6f, 0x01}, - {0x00, 0x01, 0x73, 0x01}, {0x00, 0x01, 0x74, 0x01}, - {0x0d, 0x00, 0x00, 0x00}, {0x0e, 0x00, 0x00, 0x00}, - {0x11, 0x00, 0x00, 0x00}, {0x12, 0x00, 0x00, 0x00}, - {0x14, 0x00, 0x00, 0x00}, {0x15, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0x30, 0x00}, {0x16, 0x01, 0x30, 0x01}, - {0x01, 0x01, 0x31, 0x00}, {0x16, 0x01, 0x31, 0x01}, - {0x01, 0x01, 0x32, 0x00}, {0x16, 0x01, 0x32, 0x01}, - {0x01, 0x01, 0x61, 0x00}, {0x16, 0x01, 0x61, 0x01}, - {0x01, 0x01, 0x63, 0x00}, {0x16, 0x01, 0x63, 0x01}, - {0x01, 0x01, 0x65, 0x00}, {0x16, 0x01, 0x65, 0x01}, - {0x01, 0x01, 0x69, 0x00}, {0x16, 0x01, 0x69, 0x01}, - {0x01, 0x01, 0x6f, 0x00}, {0x16, 0x01, 0x6f, 0x01} - }, - { - {0x02, 0x01, 0x30, 0x00}, {0x09, 0x01, 0x30, 0x00}, - {0x17, 0x01, 0x30, 0x00}, {0x28, 0x01, 0x30, 0x01}, - {0x02, 0x01, 0x31, 0x00}, {0x09, 0x01, 0x31, 0x00}, - {0x17, 0x01, 0x31, 0x00}, {0x28, 0x01, 0x31, 0x01}, - {0x02, 0x01, 0x32, 0x00}, {0x09, 0x01, 0x32, 0x00}, - {0x17, 0x01, 0x32, 0x00}, {0x28, 0x01, 0x32, 0x01}, - {0x02, 0x01, 0x61, 0x00}, {0x09, 0x01, 0x61, 0x00}, - {0x17, 0x01, 0x61, 0x00}, {0x28, 0x01, 0x61, 0x01} - }, - { - {0x03, 0x01, 0x30, 0x00}, {0x06, 0x01, 0x30, 0x00}, - {0x0a, 0x01, 0x30, 0x00}, {0x0f, 0x01, 0x30, 0x00}, - {0x18, 0x01, 0x30, 0x00}, {0x1f, 0x01, 0x30, 0x00}, - {0x29, 0x01, 0x30, 0x00}, {0x38, 0x01, 0x30, 0x01}, - {0x03, 0x01, 0x31, 0x00}, {0x06, 0x01, 0x31, 0x00}, - {0x0a, 0x01, 0x31, 0x00}, {0x0f, 0x01, 0x31, 0x00}, - {0x18, 0x01, 0x31, 0x00}, {0x1f, 0x01, 0x31, 0x00}, - {0x29, 0x01, 0x31, 0x00}, {0x38, 0x01, 0x31, 0x01} - }, - /* 5 */ - { - {0x03, 0x01, 0x32, 0x00}, {0x06, 0x01, 0x32, 0x00}, - {0x0a, 0x01, 0x32, 0x00}, {0x0f, 0x01, 0x32, 0x00}, - {0x18, 0x01, 0x32, 0x00}, {0x1f, 0x01, 0x32, 0x00}, - {0x29, 0x01, 0x32, 0x00}, {0x38, 0x01, 0x32, 0x01}, - {0x03, 0x01, 0x61, 0x00}, {0x06, 0x01, 0x61, 0x00}, - {0x0a, 0x01, 0x61, 0x00}, {0x0f, 0x01, 0x61, 0x00}, - {0x18, 0x01, 0x61, 0x00}, {0x1f, 0x01, 0x61, 0x00}, - {0x29, 0x01, 0x61, 0x00}, {0x38, 0x01, 0x61, 0x01} - }, - { - {0x02, 0x01, 0x63, 0x00}, {0x09, 0x01, 0x63, 0x00}, - {0x17, 0x01, 0x63, 0x00}, {0x28, 0x01, 0x63, 0x01}, - {0x02, 0x01, 0x65, 0x00}, {0x09, 0x01, 0x65, 0x00}, - {0x17, 0x01, 0x65, 0x00}, {0x28, 0x01, 0x65, 0x01}, - {0x02, 0x01, 0x69, 0x00}, {0x09, 0x01, 0x69, 0x00}, - {0x17, 0x01, 0x69, 0x00}, {0x28, 0x01, 0x69, 0x01}, - {0x02, 0x01, 0x6f, 0x00}, {0x09, 0x01, 0x6f, 0x00}, - {0x17, 0x01, 0x6f, 0x00}, {0x28, 0x01, 0x6f, 0x01} - }, - { - {0x03, 0x01, 0x63, 0x00}, {0x06, 0x01, 0x63, 0x00}, - {0x0a, 0x01, 0x63, 0x00}, {0x0f, 0x01, 0x63, 0x00}, - {0x18, 0x01, 0x63, 0x00}, {0x1f, 0x01, 0x63, 0x00}, - {0x29, 0x01, 0x63, 0x00}, {0x38, 0x01, 0x63, 0x01}, - {0x03, 0x01, 0x65, 0x00}, {0x06, 0x01, 0x65, 0x00}, - {0x0a, 0x01, 0x65, 0x00}, {0x0f, 0x01, 0x65, 0x00}, - {0x18, 0x01, 0x65, 0x00}, {0x1f, 0x01, 0x65, 0x00}, - {0x29, 0x01, 0x65, 0x00}, {0x38, 0x01, 0x65, 0x01} - }, - { - {0x03, 0x01, 0x69, 0x00}, {0x06, 0x01, 0x69, 0x00}, - {0x0a, 0x01, 0x69, 0x00}, {0x0f, 0x01, 0x69, 0x00}, - {0x18, 0x01, 0x69, 0x00}, {0x1f, 0x01, 0x69, 0x00}, - {0x29, 0x01, 0x69, 0x00}, {0x38, 0x01, 0x69, 0x01}, - {0x03, 0x01, 0x6f, 0x00}, {0x06, 0x01, 0x6f, 0x00}, - {0x0a, 0x01, 0x6f, 0x00}, {0x0f, 0x01, 0x6f, 0x00}, - {0x18, 0x01, 0x6f, 0x00}, {0x1f, 0x01, 0x6f, 0x00}, - {0x29, 0x01, 0x6f, 0x00}, {0x38, 0x01, 0x6f, 0x01} - }, - { - {0x01, 0x01, 0x73, 0x00}, {0x16, 0x01, 0x73, 0x01}, - {0x01, 0x01, 0x74, 0x00}, {0x16, 0x01, 0x74, 0x01}, - {0x00, 0x01, 0x20, 0x01}, {0x00, 0x01, 0x25, 0x01}, - {0x00, 0x01, 0x2d, 0x01}, {0x00, 0x01, 0x2e, 0x01}, - {0x00, 0x01, 0x2f, 0x01}, {0x00, 0x01, 0x33, 0x01}, - {0x00, 0x01, 0x34, 0x01}, {0x00, 0x01, 0x35, 0x01}, - {0x00, 0x01, 0x36, 0x01}, {0x00, 0x01, 0x37, 0x01}, - {0x00, 0x01, 0x38, 0x01}, {0x00, 0x01, 0x39, 0x01} - }, - /* 10 */ - { - {0x02, 0x01, 0x73, 0x00}, {0x09, 0x01, 0x73, 0x00}, - {0x17, 0x01, 0x73, 0x00}, {0x28, 0x01, 0x73, 0x01}, - {0x02, 0x01, 0x74, 0x00}, {0x09, 0x01, 0x74, 0x00}, - {0x17, 0x01, 0x74, 0x00}, {0x28, 0x01, 0x74, 0x01}, - {0x01, 0x01, 0x20, 0x00}, {0x16, 0x01, 0x20, 0x01}, - {0x01, 0x01, 0x25, 0x00}, {0x16, 0x01, 0x25, 0x01}, - {0x01, 0x01, 0x2d, 0x00}, {0x16, 0x01, 0x2d, 0x01}, - {0x01, 0x01, 0x2e, 0x00}, {0x16, 0x01, 0x2e, 0x01} - }, - { - {0x03, 0x01, 0x73, 0x00}, {0x06, 0x01, 0x73, 0x00}, - {0x0a, 0x01, 0x73, 0x00}, {0x0f, 0x01, 0x73, 0x00}, - {0x18, 0x01, 0x73, 0x00}, {0x1f, 0x01, 0x73, 0x00}, - {0x29, 0x01, 0x73, 0x00}, {0x38, 0x01, 0x73, 0x01}, - {0x03, 0x01, 0x74, 0x00}, {0x06, 0x01, 0x74, 0x00}, - {0x0a, 0x01, 0x74, 0x00}, {0x0f, 0x01, 0x74, 0x00}, - {0x18, 0x01, 0x74, 0x00}, {0x1f, 0x01, 0x74, 0x00}, - {0x29, 0x01, 0x74, 0x00}, {0x38, 0x01, 0x74, 0x01} - }, - { - {0x02, 0x01, 0x20, 0x00}, {0x09, 0x01, 0x20, 0x00}, - {0x17, 0x01, 0x20, 0x00}, {0x28, 0x01, 0x20, 0x01}, - {0x02, 0x01, 0x25, 0x00}, {0x09, 0x01, 0x25, 0x00}, - {0x17, 0x01, 0x25, 0x00}, {0x28, 0x01, 0x25, 0x01}, - {0x02, 0x01, 0x2d, 0x00}, {0x09, 0x01, 0x2d, 0x00}, - {0x17, 0x01, 0x2d, 0x00}, {0x28, 0x01, 0x2d, 0x01}, - {0x02, 0x01, 0x2e, 0x00}, {0x09, 0x01, 0x2e, 0x00}, - {0x17, 0x01, 0x2e, 0x00}, {0x28, 0x01, 0x2e, 0x01} - }, - { - {0x03, 0x01, 0x20, 0x00}, {0x06, 0x01, 0x20, 0x00}, - {0x0a, 0x01, 0x20, 0x00}, {0x0f, 0x01, 0x20, 0x00}, - {0x18, 0x01, 0x20, 0x00}, {0x1f, 0x01, 0x20, 0x00}, - {0x29, 0x01, 0x20, 0x00}, {0x38, 0x01, 0x20, 0x01}, - {0x03, 0x01, 0x25, 0x00}, {0x06, 0x01, 0x25, 0x00}, - {0x0a, 0x01, 0x25, 0x00}, {0x0f, 0x01, 0x25, 0x00}, - {0x18, 0x01, 0x25, 0x00}, {0x1f, 0x01, 0x25, 0x00}, - {0x29, 0x01, 0x25, 0x00}, {0x38, 0x01, 0x25, 0x01} - }, - { - {0x03, 0x01, 0x2d, 0x00}, {0x06, 0x01, 0x2d, 0x00}, - {0x0a, 0x01, 0x2d, 0x00}, {0x0f, 0x01, 0x2d, 0x00}, - {0x18, 0x01, 0x2d, 0x00}, {0x1f, 0x01, 0x2d, 0x00}, - {0x29, 0x01, 0x2d, 0x00}, {0x38, 0x01, 0x2d, 0x01}, - {0x03, 0x01, 0x2e, 0x00}, {0x06, 0x01, 0x2e, 0x00}, - {0x0a, 0x01, 0x2e, 0x00}, {0x0f, 0x01, 0x2e, 0x00}, - {0x18, 0x01, 0x2e, 0x00}, {0x1f, 0x01, 0x2e, 0x00}, - {0x29, 0x01, 0x2e, 0x00}, {0x38, 0x01, 0x2e, 0x01} - }, - /* 15 */ - { - {0x01, 0x01, 0x2f, 0x00}, {0x16, 0x01, 0x2f, 0x01}, - {0x01, 0x01, 0x33, 0x00}, {0x16, 0x01, 0x33, 0x01}, - {0x01, 0x01, 0x34, 0x00}, {0x16, 0x01, 0x34, 0x01}, - {0x01, 0x01, 0x35, 0x00}, {0x16, 0x01, 0x35, 0x01}, - {0x01, 0x01, 0x36, 0x00}, {0x16, 0x01, 0x36, 0x01}, - {0x01, 0x01, 0x37, 0x00}, {0x16, 0x01, 0x37, 0x01}, - {0x01, 0x01, 0x38, 0x00}, {0x16, 0x01, 0x38, 0x01}, - {0x01, 0x01, 0x39, 0x00}, {0x16, 0x01, 0x39, 0x01} - }, - { - {0x02, 0x01, 0x2f, 0x00}, {0x09, 0x01, 0x2f, 0x00}, - {0x17, 0x01, 0x2f, 0x00}, {0x28, 0x01, 0x2f, 0x01}, - {0x02, 0x01, 0x33, 0x00}, {0x09, 0x01, 0x33, 0x00}, - {0x17, 0x01, 0x33, 0x00}, {0x28, 0x01, 0x33, 0x01}, - {0x02, 0x01, 0x34, 0x00}, {0x09, 0x01, 0x34, 0x00}, - {0x17, 0x01, 0x34, 0x00}, {0x28, 0x01, 0x34, 0x01}, - {0x02, 0x01, 0x35, 0x00}, {0x09, 0x01, 0x35, 0x00}, - {0x17, 0x01, 0x35, 0x00}, {0x28, 0x01, 0x35, 0x01} - }, - { - {0x03, 0x01, 0x2f, 0x00}, {0x06, 0x01, 0x2f, 0x00}, - {0x0a, 0x01, 0x2f, 0x00}, {0x0f, 0x01, 0x2f, 0x00}, - {0x18, 0x01, 0x2f, 0x00}, {0x1f, 0x01, 0x2f, 0x00}, - {0x29, 0x01, 0x2f, 0x00}, {0x38, 0x01, 0x2f, 0x01}, - {0x03, 0x01, 0x33, 0x00}, {0x06, 0x01, 0x33, 0x00}, - {0x0a, 0x01, 0x33, 0x00}, {0x0f, 0x01, 0x33, 0x00}, - {0x18, 0x01, 0x33, 0x00}, {0x1f, 0x01, 0x33, 0x00}, - {0x29, 0x01, 0x33, 0x00}, {0x38, 0x01, 0x33, 0x01} - }, - { - {0x03, 0x01, 0x34, 0x00}, {0x06, 0x01, 0x34, 0x00}, - {0x0a, 0x01, 0x34, 0x00}, {0x0f, 0x01, 0x34, 0x00}, - {0x18, 0x01, 0x34, 0x00}, {0x1f, 0x01, 0x34, 0x00}, - {0x29, 0x01, 0x34, 0x00}, {0x38, 0x01, 0x34, 0x01}, - {0x03, 0x01, 0x35, 0x00}, {0x06, 0x01, 0x35, 0x00}, - {0x0a, 0x01, 0x35, 0x00}, {0x0f, 0x01, 0x35, 0x00}, - {0x18, 0x01, 0x35, 0x00}, {0x1f, 0x01, 0x35, 0x00}, - {0x29, 0x01, 0x35, 0x00}, {0x38, 0x01, 0x35, 0x01} - }, - { - {0x02, 0x01, 0x36, 0x00}, {0x09, 0x01, 0x36, 0x00}, - {0x17, 0x01, 0x36, 0x00}, {0x28, 0x01, 0x36, 0x01}, - {0x02, 0x01, 0x37, 0x00}, {0x09, 0x01, 0x37, 0x00}, - {0x17, 0x01, 0x37, 0x00}, {0x28, 0x01, 0x37, 0x01}, - {0x02, 0x01, 0x38, 0x00}, {0x09, 0x01, 0x38, 0x00}, - {0x17, 0x01, 0x38, 0x00}, {0x28, 0x01, 0x38, 0x01}, - {0x02, 0x01, 0x39, 0x00}, {0x09, 0x01, 0x39, 0x00}, - {0x17, 0x01, 0x39, 0x00}, {0x28, 0x01, 0x39, 0x01} - }, - /* 20 */ - { - {0x03, 0x01, 0x36, 0x00}, {0x06, 0x01, 0x36, 0x00}, - 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{0x2b, 0x00, 0x00, 0x00}, {0x2e, 0x00, 0x00, 0x00}, - {0x32, 0x00, 0x00, 0x00}, {0x35, 0x00, 0x00, 0x00}, - {0x3a, 0x00, 0x00, 0x00}, {0x3d, 0x00, 0x00, 0x00}, - {0x41, 0x00, 0x00, 0x00}, {0x44, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x3d, 0x01}, {0x00, 0x01, 0x41, 0x01}, - {0x00, 0x01, 0x5f, 0x01}, {0x00, 0x01, 0x62, 0x01}, - {0x00, 0x01, 0x64, 0x01}, {0x00, 0x01, 0x66, 0x01}, - {0x00, 0x01, 0x67, 0x01}, {0x00, 0x01, 0x68, 0x01}, - {0x00, 0x01, 0x6c, 0x01}, {0x00, 0x01, 0x6d, 0x01}, - {0x00, 0x01, 0x6e, 0x01}, {0x00, 0x01, 0x70, 0x01}, - {0x00, 0x01, 0x72, 0x01}, {0x00, 0x01, 0x75, 0x01}, - {0x26, 0x00, 0x00, 0x00}, {0x27, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0x3d, 0x00}, {0x16, 0x01, 0x3d, 0x01}, - {0x01, 0x01, 0x41, 0x00}, {0x16, 0x01, 0x41, 0x01}, - {0x01, 0x01, 0x5f, 0x00}, {0x16, 0x01, 0x5f, 0x01}, - {0x01, 0x01, 0x62, 0x00}, {0x16, 0x01, 0x62, 0x01}, - {0x01, 0x01, 0x64, 0x00}, {0x16, 0x01, 0x64, 0x01}, - {0x01, 0x01, 0x66, 0x00}, {0x16, 0x01, 0x66, 0x01}, - {0x01, 0x01, 0x67, 0x00}, {0x16, 0x01, 0x67, 0x01}, - {0x01, 0x01, 0x68, 0x00}, {0x16, 0x01, 0x68, 0x01} - }, - /* 25 */ - { - {0x02, 0x01, 0x3d, 0x00}, {0x09, 0x01, 0x3d, 0x00}, - {0x17, 0x01, 0x3d, 0x00}, {0x28, 0x01, 0x3d, 0x01}, - {0x02, 0x01, 0x41, 0x00}, {0x09, 0x01, 0x41, 0x00}, - {0x17, 0x01, 0x41, 0x00}, {0x28, 0x01, 0x41, 0x01}, - {0x02, 0x01, 0x5f, 0x00}, {0x09, 0x01, 0x5f, 0x00}, - {0x17, 0x01, 0x5f, 0x00}, {0x28, 0x01, 0x5f, 0x01}, - {0x02, 0x01, 0x62, 0x00}, {0x09, 0x01, 0x62, 0x00}, - {0x17, 0x01, 0x62, 0x00}, {0x28, 0x01, 0x62, 0x01} - }, - { - {0x03, 0x01, 0x3d, 0x00}, {0x06, 0x01, 0x3d, 0x00}, - {0x0a, 0x01, 0x3d, 0x00}, {0x0f, 0x01, 0x3d, 0x00}, - {0x18, 0x01, 0x3d, 0x00}, {0x1f, 0x01, 0x3d, 0x00}, - {0x29, 0x01, 0x3d, 0x00}, {0x38, 0x01, 0x3d, 0x01}, - {0x03, 0x01, 0x41, 0x00}, {0x06, 0x01, 0x41, 0x00}, - {0x0a, 0x01, 0x41, 0x00}, {0x0f, 0x01, 0x41, 0x00}, - {0x18, 0x01, 0x41, 0x00}, {0x1f, 0x01, 0x41, 0x00}, - {0x29, 0x01, 0x41, 0x00}, {0x38, 0x01, 0x41, 0x01} - }, - { - {0x03, 0x01, 0x5f, 0x00}, {0x06, 0x01, 0x5f, 0x00}, - {0x0a, 0x01, 0x5f, 0x00}, {0x0f, 0x01, 0x5f, 0x00}, - {0x18, 0x01, 0x5f, 0x00}, {0x1f, 0x01, 0x5f, 0x00}, - {0x29, 0x01, 0x5f, 0x00}, {0x38, 0x01, 0x5f, 0x01}, - {0x03, 0x01, 0x62, 0x00}, {0x06, 0x01, 0x62, 0x00}, - {0x0a, 0x01, 0x62, 0x00}, {0x0f, 0x01, 0x62, 0x00}, - {0x18, 0x01, 0x62, 0x00}, {0x1f, 0x01, 0x62, 0x00}, - {0x29, 0x01, 0x62, 0x00}, {0x38, 0x01, 0x62, 0x01} - }, - { - {0x02, 0x01, 0x64, 0x00}, {0x09, 0x01, 0x64, 0x00}, - {0x17, 0x01, 0x64, 0x00}, {0x28, 0x01, 0x64, 0x01}, - {0x02, 0x01, 0x66, 0x00}, {0x09, 0x01, 0x66, 0x00}, - {0x17, 0x01, 0x66, 0x00}, {0x28, 0x01, 0x66, 0x01}, - {0x02, 0x01, 0x67, 0x00}, {0x09, 0x01, 0x67, 0x00}, - {0x17, 0x01, 0x67, 0x00}, {0x28, 0x01, 0x67, 0x01}, - {0x02, 0x01, 0x68, 0x00}, {0x09, 0x01, 0x68, 0x00}, - {0x17, 0x01, 0x68, 0x00}, {0x28, 0x01, 0x68, 0x01} - }, - { - {0x03, 0x01, 0x64, 0x00}, {0x06, 0x01, 0x64, 0x00}, - {0x0a, 0x01, 0x64, 0x00}, {0x0f, 0x01, 0x64, 0x00}, - {0x18, 0x01, 0x64, 0x00}, {0x1f, 0x01, 0x64, 0x00}, - {0x29, 0x01, 0x64, 0x00}, {0x38, 0x01, 0x64, 0x01}, - {0x03, 0x01, 0x66, 0x00}, {0x06, 0x01, 0x66, 0x00}, - {0x0a, 0x01, 0x66, 0x00}, {0x0f, 0x01, 0x66, 0x00}, - {0x18, 0x01, 0x66, 0x00}, {0x1f, 0x01, 0x66, 0x00}, - {0x29, 0x01, 0x66, 0x00}, {0x38, 0x01, 0x66, 0x01} - }, - /* 30 */ - { - {0x03, 0x01, 0x67, 0x00}, {0x06, 0x01, 0x67, 0x00}, - {0x0a, 0x01, 0x67, 0x00}, {0x0f, 0x01, 0x67, 0x00}, - {0x18, 0x01, 0x67, 0x00}, {0x1f, 0x01, 0x67, 0x00}, - {0x29, 0x01, 0x67, 0x00}, {0x38, 0x01, 0x67, 0x01}, - {0x03, 0x01, 0x68, 0x00}, {0x06, 0x01, 0x68, 0x00}, - {0x0a, 0x01, 0x68, 0x00}, {0x0f, 0x01, 0x68, 0x00}, - {0x18, 0x01, 0x68, 0x00}, {0x1f, 0x01, 0x68, 0x00}, - {0x29, 0x01, 0x68, 0x00}, {0x38, 0x01, 0x68, 0x01} - }, - { - {0x01, 0x01, 0x6c, 0x00}, {0x16, 0x01, 0x6c, 0x01}, - {0x01, 0x01, 0x6d, 0x00}, {0x16, 0x01, 0x6d, 0x01}, - {0x01, 0x01, 0x6e, 0x00}, {0x16, 0x01, 0x6e, 0x01}, - {0x01, 0x01, 0x70, 0x00}, {0x16, 0x01, 0x70, 0x01}, - {0x01, 0x01, 0x72, 0x00}, {0x16, 0x01, 0x72, 0x01}, - {0x01, 0x01, 0x75, 0x00}, {0x16, 0x01, 0x75, 0x01}, - {0x00, 0x01, 0x3a, 0x01}, {0x00, 0x01, 0x42, 0x01}, - {0x00, 0x01, 0x43, 0x01}, {0x00, 0x01, 0x44, 0x01} - }, - { - {0x02, 0x01, 0x6c, 0x00}, {0x09, 0x01, 0x6c, 0x00}, - {0x17, 0x01, 0x6c, 0x00}, {0x28, 0x01, 0x6c, 0x01}, - {0x02, 0x01, 0x6d, 0x00}, {0x09, 0x01, 0x6d, 0x00}, - {0x17, 0x01, 0x6d, 0x00}, {0x28, 0x01, 0x6d, 0x01}, - {0x02, 0x01, 0x6e, 0x00}, {0x09, 0x01, 0x6e, 0x00}, - {0x17, 0x01, 0x6e, 0x00}, {0x28, 0x01, 0x6e, 0x01}, - {0x02, 0x01, 0x70, 0x00}, {0x09, 0x01, 0x70, 0x00}, - {0x17, 0x01, 0x70, 0x00}, {0x28, 0x01, 0x70, 0x01} - }, - { - {0x03, 0x01, 0x6c, 0x00}, {0x06, 0x01, 0x6c, 0x00}, - {0x0a, 0x01, 0x6c, 0x00}, {0x0f, 0x01, 0x6c, 0x00}, - {0x18, 0x01, 0x6c, 0x00}, {0x1f, 0x01, 0x6c, 0x00}, - {0x29, 0x01, 0x6c, 0x00}, {0x38, 0x01, 0x6c, 0x01}, - {0x03, 0x01, 0x6d, 0x00}, {0x06, 0x01, 0x6d, 0x00}, - {0x0a, 0x01, 0x6d, 0x00}, {0x0f, 0x01, 0x6d, 0x00}, - {0x18, 0x01, 0x6d, 0x00}, {0x1f, 0x01, 0x6d, 0x00}, - {0x29, 0x01, 0x6d, 0x00}, {0x38, 0x01, 0x6d, 0x01} - }, - { - {0x03, 0x01, 0x6e, 0x00}, {0x06, 0x01, 0x6e, 0x00}, - {0x0a, 0x01, 0x6e, 0x00}, {0x0f, 0x01, 0x6e, 0x00}, - {0x18, 0x01, 0x6e, 0x00}, {0x1f, 0x01, 0x6e, 0x00}, - {0x29, 0x01, 0x6e, 0x00}, {0x38, 0x01, 0x6e, 0x01}, - {0x03, 0x01, 0x70, 0x00}, {0x06, 0x01, 0x70, 0x00}, - {0x0a, 0x01, 0x70, 0x00}, {0x0f, 0x01, 0x70, 0x00}, - {0x18, 0x01, 0x70, 0x00}, {0x1f, 0x01, 0x70, 0x00}, - {0x29, 0x01, 0x70, 0x00}, {0x38, 0x01, 0x70, 0x01} - }, - /* 35 */ - { - {0x02, 0x01, 0x72, 0x00}, {0x09, 0x01, 0x72, 0x00}, - {0x17, 0x01, 0x72, 0x00}, {0x28, 0x01, 0x72, 0x01}, - {0x02, 0x01, 0x75, 0x00}, {0x09, 0x01, 0x75, 0x00}, - {0x17, 0x01, 0x75, 0x00}, {0x28, 0x01, 0x75, 0x01}, - {0x01, 0x01, 0x3a, 0x00}, {0x16, 0x01, 0x3a, 0x01}, - {0x01, 0x01, 0x42, 0x00}, {0x16, 0x01, 0x42, 0x01}, - {0x01, 0x01, 0x43, 0x00}, {0x16, 0x01, 0x43, 0x01}, - {0x01, 0x01, 0x44, 0x00}, {0x16, 0x01, 0x44, 0x01} - }, - { - {0x03, 0x01, 0x72, 0x00}, {0x06, 0x01, 0x72, 0x00}, - {0x0a, 0x01, 0x72, 0x00}, {0x0f, 0x01, 0x72, 0x00}, - {0x18, 0x01, 0x72, 0x00}, {0x1f, 0x01, 0x72, 0x00}, - {0x29, 0x01, 0x72, 0x00}, {0x38, 0x01, 0x72, 0x01}, - {0x03, 0x01, 0x75, 0x00}, {0x06, 0x01, 0x75, 0x00}, - {0x0a, 0x01, 0x75, 0x00}, {0x0f, 0x01, 0x75, 0x00}, - {0x18, 0x01, 0x75, 0x00}, {0x1f, 0x01, 0x75, 0x00}, - {0x29, 0x01, 0x75, 0x00}, {0x38, 0x01, 0x75, 0x01} - }, - { - {0x02, 0x01, 0x3a, 0x00}, {0x09, 0x01, 0x3a, 0x00}, - {0x17, 0x01, 0x3a, 0x00}, {0x28, 0x01, 0x3a, 0x01}, - {0x02, 0x01, 0x42, 0x00}, {0x09, 0x01, 0x42, 0x00}, - {0x17, 0x01, 0x42, 0x00}, {0x28, 0x01, 0x42, 0x01}, - {0x02, 0x01, 0x43, 0x00}, {0x09, 0x01, 0x43, 0x00}, - {0x17, 0x01, 0x43, 0x00}, {0x28, 0x01, 0x43, 0x01}, - {0x02, 0x01, 0x44, 0x00}, {0x09, 0x01, 0x44, 0x00}, - {0x17, 0x01, 0x44, 0x00}, {0x28, 0x01, 0x44, 0x01} - }, - { - {0x03, 0x01, 0x3a, 0x00}, {0x06, 0x01, 0x3a, 0x00}, - {0x0a, 0x01, 0x3a, 0x00}, {0x0f, 0x01, 0x3a, 0x00}, - {0x18, 0x01, 0x3a, 0x00}, {0x1f, 0x01, 0x3a, 0x00}, - {0x29, 0x01, 0x3a, 0x00}, {0x38, 0x01, 0x3a, 0x01}, - {0x03, 0x01, 0x42, 0x00}, {0x06, 0x01, 0x42, 0x00}, - {0x0a, 0x01, 0x42, 0x00}, {0x0f, 0x01, 0x42, 0x00}, - {0x18, 0x01, 0x42, 0x00}, {0x1f, 0x01, 0x42, 0x00}, - {0x29, 0x01, 0x42, 0x00}, {0x38, 0x01, 0x42, 0x01} - }, - { - {0x03, 0x01, 0x43, 0x00}, {0x06, 0x01, 0x43, 0x00}, - {0x0a, 0x01, 0x43, 0x00}, {0x0f, 0x01, 0x43, 0x00}, - {0x18, 0x01, 0x43, 0x00}, {0x1f, 0x01, 0x43, 0x00}, - {0x29, 0x01, 0x43, 0x00}, {0x38, 0x01, 0x43, 0x01}, - {0x03, 0x01, 0x44, 0x00}, {0x06, 0x01, 0x44, 0x00}, - {0x0a, 0x01, 0x44, 0x00}, {0x0f, 0x01, 0x44, 0x00}, - {0x18, 0x01, 0x44, 0x00}, {0x1f, 0x01, 0x44, 0x00}, - {0x29, 0x01, 0x44, 0x00}, {0x38, 0x01, 0x44, 0x01} - }, - /* 40 */ - { - {0x2c, 0x00, 0x00, 0x00}, {0x2d, 0x00, 0x00, 0x00}, - {0x2f, 0x00, 0x00, 0x00}, {0x30, 0x00, 0x00, 0x00}, - {0x33, 0x00, 0x00, 0x00}, {0x34, 0x00, 0x00, 0x00}, - {0x36, 0x00, 0x00, 0x00}, {0x37, 0x00, 0x00, 0x00}, - {0x3b, 0x00, 0x00, 0x00}, {0x3c, 0x00, 0x00, 0x00}, - {0x3e, 0x00, 0x00, 0x00}, {0x3f, 0x00, 0x00, 0x00}, - {0x42, 0x00, 0x00, 0x00}, {0x43, 0x00, 0x00, 0x00}, - {0x45, 0x00, 0x00, 0x00}, {0x48, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x45, 0x01}, {0x00, 0x01, 0x46, 0x01}, - {0x00, 0x01, 0x47, 0x01}, {0x00, 0x01, 0x48, 0x01}, - {0x00, 0x01, 0x49, 0x01}, {0x00, 0x01, 0x4a, 0x01}, - {0x00, 0x01, 0x4b, 0x01}, {0x00, 0x01, 0x4c, 0x01}, - {0x00, 0x01, 0x4d, 0x01}, {0x00, 0x01, 0x4e, 0x01}, - {0x00, 0x01, 0x4f, 0x01}, {0x00, 0x01, 0x50, 0x01}, - {0x00, 0x01, 0x51, 0x01}, {0x00, 0x01, 0x52, 0x01}, - {0x00, 0x01, 0x53, 0x01}, {0x00, 0x01, 0x54, 0x01} - }, - { - {0x01, 0x01, 0x45, 0x00}, {0x16, 0x01, 0x45, 0x01}, - {0x01, 0x01, 0x46, 0x00}, {0x16, 0x01, 0x46, 0x01}, - {0x01, 0x01, 0x47, 0x00}, {0x16, 0x01, 0x47, 0x01}, - {0x01, 0x01, 0x48, 0x00}, {0x16, 0x01, 0x48, 0x01}, - {0x01, 0x01, 0x49, 0x00}, {0x16, 0x01, 0x49, 0x01}, - {0x01, 0x01, 0x4a, 0x00}, {0x16, 0x01, 0x4a, 0x01}, - {0x01, 0x01, 0x4b, 0x00}, {0x16, 0x01, 0x4b, 0x01}, - {0x01, 0x01, 0x4c, 0x00}, {0x16, 0x01, 0x4c, 0x01} - }, - { - {0x02, 0x01, 0x45, 0x00}, {0x09, 0x01, 0x45, 0x00}, - {0x17, 0x01, 0x45, 0x00}, {0x28, 0x01, 0x45, 0x01}, - {0x02, 0x01, 0x46, 0x00}, {0x09, 0x01, 0x46, 0x00}, - {0x17, 0x01, 0x46, 0x00}, {0x28, 0x01, 0x46, 0x01}, - {0x02, 0x01, 0x47, 0x00}, {0x09, 0x01, 0x47, 0x00}, - {0x17, 0x01, 0x47, 0x00}, {0x28, 0x01, 0x47, 0x01}, - {0x02, 0x01, 0x48, 0x00}, {0x09, 0x01, 0x48, 0x00}, - {0x17, 0x01, 0x48, 0x00}, {0x28, 0x01, 0x48, 0x01} - }, - { - {0x03, 0x01, 0x45, 0x00}, {0x06, 0x01, 0x45, 0x00}, - {0x0a, 0x01, 0x45, 0x00}, {0x0f, 0x01, 0x45, 0x00}, - {0x18, 0x01, 0x45, 0x00}, {0x1f, 0x01, 0x45, 0x00}, - {0x29, 0x01, 0x45, 0x00}, {0x38, 0x01, 0x45, 0x01}, - {0x03, 0x01, 0x46, 0x00}, {0x06, 0x01, 0x46, 0x00}, - {0x0a, 0x01, 0x46, 0x00}, {0x0f, 0x01, 0x46, 0x00}, - {0x18, 0x01, 0x46, 0x00}, {0x1f, 0x01, 0x46, 0x00}, - {0x29, 0x01, 0x46, 0x00}, {0x38, 0x01, 0x46, 0x01} - }, - /* 45 */ - { - {0x03, 0x01, 0x47, 0x00}, {0x06, 0x01, 0x47, 0x00}, - {0x0a, 0x01, 0x47, 0x00}, {0x0f, 0x01, 0x47, 0x00}, - {0x18, 0x01, 0x47, 0x00}, {0x1f, 0x01, 0x47, 0x00}, - {0x29, 0x01, 0x47, 0x00}, {0x38, 0x01, 0x47, 0x01}, - {0x03, 0x01, 0x48, 0x00}, {0x06, 0x01, 0x48, 0x00}, - {0x0a, 0x01, 0x48, 0x00}, {0x0f, 0x01, 0x48, 0x00}, - {0x18, 0x01, 0x48, 0x00}, {0x1f, 0x01, 0x48, 0x00}, - {0x29, 0x01, 0x48, 0x00}, {0x38, 0x01, 0x48, 0x01} - }, - { - {0x02, 0x01, 0x49, 0x00}, {0x09, 0x01, 0x49, 0x00}, - {0x17, 0x01, 0x49, 0x00}, {0x28, 0x01, 0x49, 0x01}, - {0x02, 0x01, 0x4a, 0x00}, {0x09, 0x01, 0x4a, 0x00}, - {0x17, 0x01, 0x4a, 0x00}, {0x28, 0x01, 0x4a, 0x01}, - {0x02, 0x01, 0x4b, 0x00}, {0x09, 0x01, 0x4b, 0x00}, - {0x17, 0x01, 0x4b, 0x00}, {0x28, 0x01, 0x4b, 0x01}, - {0x02, 0x01, 0x4c, 0x00}, {0x09, 0x01, 0x4c, 0x00}, - {0x17, 0x01, 0x4c, 0x00}, {0x28, 0x01, 0x4c, 0x01} - }, - { - {0x03, 0x01, 0x49, 0x00}, {0x06, 0x01, 0x49, 0x00}, - {0x0a, 0x01, 0x49, 0x00}, {0x0f, 0x01, 0x49, 0x00}, - {0x18, 0x01, 0x49, 0x00}, {0x1f, 0x01, 0x49, 0x00}, - {0x29, 0x01, 0x49, 0x00}, {0x38, 0x01, 0x49, 0x01}, - {0x03, 0x01, 0x4a, 0x00}, {0x06, 0x01, 0x4a, 0x00}, - {0x0a, 0x01, 0x4a, 0x00}, {0x0f, 0x01, 0x4a, 0x00}, - {0x18, 0x01, 0x4a, 0x00}, {0x1f, 0x01, 0x4a, 0x00}, - {0x29, 0x01, 0x4a, 0x00}, {0x38, 0x01, 0x4a, 0x01} - }, - { - {0x03, 0x01, 0x4b, 0x00}, {0x06, 0x01, 0x4b, 0x00}, - {0x0a, 0x01, 0x4b, 0x00}, {0x0f, 0x01, 0x4b, 0x00}, - {0x18, 0x01, 0x4b, 0x00}, {0x1f, 0x01, 0x4b, 0x00}, - {0x29, 0x01, 0x4b, 0x00}, {0x38, 0x01, 0x4b, 0x01}, - {0x03, 0x01, 0x4c, 0x00}, {0x06, 0x01, 0x4c, 0x00}, - {0x0a, 0x01, 0x4c, 0x00}, {0x0f, 0x01, 0x4c, 0x00}, - {0x18, 0x01, 0x4c, 0x00}, {0x1f, 0x01, 0x4c, 0x00}, - {0x29, 0x01, 0x4c, 0x00}, {0x38, 0x01, 0x4c, 0x01} - }, - { - {0x01, 0x01, 0x4d, 0x00}, {0x16, 0x01, 0x4d, 0x01}, - {0x01, 0x01, 0x4e, 0x00}, {0x16, 0x01, 0x4e, 0x01}, - {0x01, 0x01, 0x4f, 0x00}, {0x16, 0x01, 0x4f, 0x01}, - {0x01, 0x01, 0x50, 0x00}, {0x16, 0x01, 0x50, 0x01}, - {0x01, 0x01, 0x51, 0x00}, {0x16, 0x01, 0x51, 0x01}, - {0x01, 0x01, 0x52, 0x00}, {0x16, 0x01, 0x52, 0x01}, - {0x01, 0x01, 0x53, 0x00}, {0x16, 0x01, 0x53, 0x01}, - {0x01, 0x01, 0x54, 0x00}, {0x16, 0x01, 0x54, 0x01} - }, - /* 50 */ - { - {0x02, 0x01, 0x4d, 0x00}, {0x09, 0x01, 0x4d, 0x00}, - {0x17, 0x01, 0x4d, 0x00}, {0x28, 0x01, 0x4d, 0x01}, - {0x02, 0x01, 0x4e, 0x00}, {0x09, 0x01, 0x4e, 0x00}, - {0x17, 0x01, 0x4e, 0x00}, {0x28, 0x01, 0x4e, 0x01}, - {0x02, 0x01, 0x4f, 0x00}, {0x09, 0x01, 0x4f, 0x00}, - {0x17, 0x01, 0x4f, 0x00}, {0x28, 0x01, 0x4f, 0x01}, - {0x02, 0x01, 0x50, 0x00}, {0x09, 0x01, 0x50, 0x00}, - {0x17, 0x01, 0x50, 0x00}, {0x28, 0x01, 0x50, 0x01} - }, - { - {0x03, 0x01, 0x4d, 0x00}, {0x06, 0x01, 0x4d, 0x00}, - {0x0a, 0x01, 0x4d, 0x00}, {0x0f, 0x01, 0x4d, 0x00}, - {0x18, 0x01, 0x4d, 0x00}, {0x1f, 0x01, 0x4d, 0x00}, - {0x29, 0x01, 0x4d, 0x00}, {0x38, 0x01, 0x4d, 0x01}, - {0x03, 0x01, 0x4e, 0x00}, {0x06, 0x01, 0x4e, 0x00}, - {0x0a, 0x01, 0x4e, 0x00}, {0x0f, 0x01, 0x4e, 0x00}, - {0x18, 0x01, 0x4e, 0x00}, {0x1f, 0x01, 0x4e, 0x00}, - {0x29, 0x01, 0x4e, 0x00}, {0x38, 0x01, 0x4e, 0x01} - }, - { - {0x03, 0x01, 0x4f, 0x00}, {0x06, 0x01, 0x4f, 0x00}, - {0x0a, 0x01, 0x4f, 0x00}, {0x0f, 0x01, 0x4f, 0x00}, - {0x18, 0x01, 0x4f, 0x00}, {0x1f, 0x01, 0x4f, 0x00}, - {0x29, 0x01, 0x4f, 0x00}, {0x38, 0x01, 0x4f, 0x01}, - {0x03, 0x01, 0x50, 0x00}, {0x06, 0x01, 0x50, 0x00}, - {0x0a, 0x01, 0x50, 0x00}, {0x0f, 0x01, 0x50, 0x00}, - {0x18, 0x01, 0x50, 0x00}, {0x1f, 0x01, 0x50, 0x00}, - {0x29, 0x01, 0x50, 0x00}, {0x38, 0x01, 0x50, 0x01} - }, - { - {0x02, 0x01, 0x51, 0x00}, {0x09, 0x01, 0x51, 0x00}, - {0x17, 0x01, 0x51, 0x00}, {0x28, 0x01, 0x51, 0x01}, - {0x02, 0x01, 0x52, 0x00}, {0x09, 0x01, 0x52, 0x00}, - {0x17, 0x01, 0x52, 0x00}, {0x28, 0x01, 0x52, 0x01}, - {0x02, 0x01, 0x53, 0x00}, {0x09, 0x01, 0x53, 0x00}, - {0x17, 0x01, 0x53, 0x00}, {0x28, 0x01, 0x53, 0x01}, - {0x02, 0x01, 0x54, 0x00}, {0x09, 0x01, 0x54, 0x00}, - {0x17, 0x01, 0x54, 0x00}, {0x28, 0x01, 0x54, 0x01} - }, - { - {0x03, 0x01, 0x51, 0x00}, {0x06, 0x01, 0x51, 0x00}, - {0x0a, 0x01, 0x51, 0x00}, {0x0f, 0x01, 0x51, 0x00}, - {0x18, 0x01, 0x51, 0x00}, {0x1f, 0x01, 0x51, 0x00}, - {0x29, 0x01, 0x51, 0x00}, {0x38, 0x01, 0x51, 0x01}, - {0x03, 0x01, 0x52, 0x00}, {0x06, 0x01, 0x52, 0x00}, - {0x0a, 0x01, 0x52, 0x00}, {0x0f, 0x01, 0x52, 0x00}, - {0x18, 0x01, 0x52, 0x00}, {0x1f, 0x01, 0x52, 0x00}, - {0x29, 0x01, 0x52, 0x00}, {0x38, 0x01, 0x52, 0x01} - }, - /* 55 */ - { - {0x03, 0x01, 0x53, 0x00}, {0x06, 0x01, 0x53, 0x00}, - {0x0a, 0x01, 0x53, 0x00}, {0x0f, 0x01, 0x53, 0x00}, - {0x18, 0x01, 0x53, 0x00}, {0x1f, 0x01, 0x53, 0x00}, - {0x29, 0x01, 0x53, 0x00}, {0x38, 0x01, 0x53, 0x01}, - {0x03, 0x01, 0x54, 0x00}, {0x06, 0x01, 0x54, 0x00}, - {0x0a, 0x01, 0x54, 0x00}, {0x0f, 0x01, 0x54, 0x00}, - {0x18, 0x01, 0x54, 0x00}, {0x1f, 0x01, 0x54, 0x00}, - {0x29, 0x01, 0x54, 0x00}, {0x38, 0x01, 0x54, 0x01} - }, - { - {0x00, 0x01, 0x55, 0x01}, {0x00, 0x01, 0x56, 0x01}, - {0x00, 0x01, 0x57, 0x01}, {0x00, 0x01, 0x59, 0x01}, - {0x00, 0x01, 0x6a, 0x01}, {0x00, 0x01, 0x6b, 0x01}, - {0x00, 0x01, 0x71, 0x01}, {0x00, 0x01, 0x76, 0x01}, - {0x00, 0x01, 0x77, 0x01}, {0x00, 0x01, 0x78, 0x01}, - {0x00, 0x01, 0x79, 0x01}, {0x00, 0x01, 0x7a, 0x01}, - {0x46, 0x00, 0x00, 0x00}, {0x47, 0x00, 0x00, 0x00}, - {0x49, 0x00, 0x00, 0x00}, {0x4a, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0x55, 0x00}, {0x16, 0x01, 0x55, 0x01}, - {0x01, 0x01, 0x56, 0x00}, {0x16, 0x01, 0x56, 0x01}, - {0x01, 0x01, 0x57, 0x00}, {0x16, 0x01, 0x57, 0x01}, - {0x01, 0x01, 0x59, 0x00}, {0x16, 0x01, 0x59, 0x01}, - {0x01, 0x01, 0x6a, 0x00}, {0x16, 0x01, 0x6a, 0x01}, - {0x01, 0x01, 0x6b, 0x00}, {0x16, 0x01, 0x6b, 0x01}, - {0x01, 0x01, 0x71, 0x00}, {0x16, 0x01, 0x71, 0x01}, - {0x01, 0x01, 0x76, 0x00}, {0x16, 0x01, 0x76, 0x01} - }, - { - {0x02, 0x01, 0x55, 0x00}, {0x09, 0x01, 0x55, 0x00}, - {0x17, 0x01, 0x55, 0x00}, {0x28, 0x01, 0x55, 0x01}, - {0x02, 0x01, 0x56, 0x00}, {0x09, 0x01, 0x56, 0x00}, - {0x17, 0x01, 0x56, 0x00}, {0x28, 0x01, 0x56, 0x01}, - {0x02, 0x01, 0x57, 0x00}, {0x09, 0x01, 0x57, 0x00}, - {0x17, 0x01, 0x57, 0x00}, {0x28, 0x01, 0x57, 0x01}, - {0x02, 0x01, 0x59, 0x00}, {0x09, 0x01, 0x59, 0x00}, - {0x17, 0x01, 0x59, 0x00}, {0x28, 0x01, 0x59, 0x01} - }, - { - {0x03, 0x01, 0x55, 0x00}, {0x06, 0x01, 0x55, 0x00}, - {0x0a, 0x01, 0x55, 0x00}, {0x0f, 0x01, 0x55, 0x00}, - {0x18, 0x01, 0x55, 0x00}, {0x1f, 0x01, 0x55, 0x00}, - {0x29, 0x01, 0x55, 0x00}, {0x38, 0x01, 0x55, 0x01}, - {0x03, 0x01, 0x56, 0x00}, {0x06, 0x01, 0x56, 0x00}, - {0x0a, 0x01, 0x56, 0x00}, {0x0f, 0x01, 0x56, 0x00}, - {0x18, 0x01, 0x56, 0x00}, {0x1f, 0x01, 0x56, 0x00}, - {0x29, 0x01, 0x56, 0x00}, {0x38, 0x01, 0x56, 0x01} - }, - /* 60 */ - { - {0x03, 0x01, 0x57, 0x00}, {0x06, 0x01, 0x57, 0x00}, - {0x0a, 0x01, 0x57, 0x00}, {0x0f, 0x01, 0x57, 0x00}, - {0x18, 0x01, 0x57, 0x00}, {0x1f, 0x01, 0x57, 0x00}, - {0x29, 0x01, 0x57, 0x00}, {0x38, 0x01, 0x57, 0x01}, - {0x03, 0x01, 0x59, 0x00}, {0x06, 0x01, 0x59, 0x00}, - {0x0a, 0x01, 0x59, 0x00}, {0x0f, 0x01, 0x59, 0x00}, - {0x18, 0x01, 0x59, 0x00}, {0x1f, 0x01, 0x59, 0x00}, - {0x29, 0x01, 0x59, 0x00}, {0x38, 0x01, 0x59, 0x01} - }, - { - {0x02, 0x01, 0x6a, 0x00}, {0x09, 0x01, 0x6a, 0x00}, - {0x17, 0x01, 0x6a, 0x00}, {0x28, 0x01, 0x6a, 0x01}, - {0x02, 0x01, 0x6b, 0x00}, {0x09, 0x01, 0x6b, 0x00}, - {0x17, 0x01, 0x6b, 0x00}, {0x28, 0x01, 0x6b, 0x01}, - {0x02, 0x01, 0x71, 0x00}, {0x09, 0x01, 0x71, 0x00}, - {0x17, 0x01, 0x71, 0x00}, {0x28, 0x01, 0x71, 0x01}, - {0x02, 0x01, 0x76, 0x00}, {0x09, 0x01, 0x76, 0x00}, - {0x17, 0x01, 0x76, 0x00}, {0x28, 0x01, 0x76, 0x01} - }, - { - {0x03, 0x01, 0x6a, 0x00}, {0x06, 0x01, 0x6a, 0x00}, - {0x0a, 0x01, 0x6a, 0x00}, {0x0f, 0x01, 0x6a, 0x00}, - {0x18, 0x01, 0x6a, 0x00}, {0x1f, 0x01, 0x6a, 0x00}, - {0x29, 0x01, 0x6a, 0x00}, {0x38, 0x01, 0x6a, 0x01}, - {0x03, 0x01, 0x6b, 0x00}, {0x06, 0x01, 0x6b, 0x00}, - {0x0a, 0x01, 0x6b, 0x00}, {0x0f, 0x01, 0x6b, 0x00}, - {0x18, 0x01, 0x6b, 0x00}, {0x1f, 0x01, 0x6b, 0x00}, - {0x29, 0x01, 0x6b, 0x00}, {0x38, 0x01, 0x6b, 0x01} - }, - { - {0x03, 0x01, 0x71, 0x00}, {0x06, 0x01, 0x71, 0x00}, - {0x0a, 0x01, 0x71, 0x00}, {0x0f, 0x01, 0x71, 0x00}, - {0x18, 0x01, 0x71, 0x00}, {0x1f, 0x01, 0x71, 0x00}, - {0x29, 0x01, 0x71, 0x00}, {0x38, 0x01, 0x71, 0x01}, - {0x03, 0x01, 0x76, 0x00}, {0x06, 0x01, 0x76, 0x00}, - {0x0a, 0x01, 0x76, 0x00}, {0x0f, 0x01, 0x76, 0x00}, - {0x18, 0x01, 0x76, 0x00}, {0x1f, 0x01, 0x76, 0x00}, - {0x29, 0x01, 0x76, 0x00}, {0x38, 0x01, 0x76, 0x01} - }, - { - {0x01, 0x01, 0x77, 0x00}, {0x16, 0x01, 0x77, 0x01}, - {0x01, 0x01, 0x78, 0x00}, {0x16, 0x01, 0x78, 0x01}, - {0x01, 0x01, 0x79, 0x00}, {0x16, 0x01, 0x79, 0x01}, - {0x01, 0x01, 0x7a, 0x00}, {0x16, 0x01, 0x7a, 0x01}, - {0x00, 0x01, 0x26, 0x01}, {0x00, 0x01, 0x2a, 0x01}, - {0x00, 0x01, 0x2c, 0x01}, {0x00, 0x01, 0x3b, 0x01}, - {0x00, 0x01, 0x58, 0x01}, {0x00, 0x01, 0x5a, 0x01}, - {0x4b, 0x00, 0x00, 0x00}, {0x4e, 0x00, 0x00, 0x01} - }, - /* 65 */ - { - {0x02, 0x01, 0x77, 0x00}, {0x09, 0x01, 0x77, 0x00}, - {0x17, 0x01, 0x77, 0x00}, {0x28, 0x01, 0x77, 0x01}, - {0x02, 0x01, 0x78, 0x00}, {0x09, 0x01, 0x78, 0x00}, - {0x17, 0x01, 0x78, 0x00}, {0x28, 0x01, 0x78, 0x01}, - {0x02, 0x01, 0x79, 0x00}, {0x09, 0x01, 0x79, 0x00}, - {0x17, 0x01, 0x79, 0x00}, {0x28, 0x01, 0x79, 0x01}, - {0x02, 0x01, 0x7a, 0x00}, {0x09, 0x01, 0x7a, 0x00}, - {0x17, 0x01, 0x7a, 0x00}, {0x28, 0x01, 0x7a, 0x01} - }, - { - {0x03, 0x01, 0x77, 0x00}, {0x06, 0x01, 0x77, 0x00}, - {0x0a, 0x01, 0x77, 0x00}, {0x0f, 0x01, 0x77, 0x00}, - {0x18, 0x01, 0x77, 0x00}, {0x1f, 0x01, 0x77, 0x00}, - {0x29, 0x01, 0x77, 0x00}, {0x38, 0x01, 0x77, 0x01}, - {0x03, 0x01, 0x78, 0x00}, {0x06, 0x01, 0x78, 0x00}, - {0x0a, 0x01, 0x78, 0x00}, {0x0f, 0x01, 0x78, 0x00}, - {0x18, 0x01, 0x78, 0x00}, {0x1f, 0x01, 0x78, 0x00}, - {0x29, 0x01, 0x78, 0x00}, {0x38, 0x01, 0x78, 0x01} - }, - { - {0x03, 0x01, 0x79, 0x00}, {0x06, 0x01, 0x79, 0x00}, - {0x0a, 0x01, 0x79, 0x00}, {0x0f, 0x01, 0x79, 0x00}, - {0x18, 0x01, 0x79, 0x00}, {0x1f, 0x01, 0x79, 0x00}, - {0x29, 0x01, 0x79, 0x00}, {0x38, 0x01, 0x79, 0x01}, - {0x03, 0x01, 0x7a, 0x00}, {0x06, 0x01, 0x7a, 0x00}, - {0x0a, 0x01, 0x7a, 0x00}, {0x0f, 0x01, 0x7a, 0x00}, - {0x18, 0x01, 0x7a, 0x00}, {0x1f, 0x01, 0x7a, 0x00}, - {0x29, 0x01, 0x7a, 0x00}, {0x38, 0x01, 0x7a, 0x01} - }, - { - {0x01, 0x01, 0x26, 0x00}, {0x16, 0x01, 0x26, 0x01}, - {0x01, 0x01, 0x2a, 0x00}, {0x16, 0x01, 0x2a, 0x01}, - {0x01, 0x01, 0x2c, 0x00}, {0x16, 0x01, 0x2c, 0x01}, - {0x01, 0x01, 0x3b, 0x00}, {0x16, 0x01, 0x3b, 0x01}, - {0x01, 0x01, 0x58, 0x00}, {0x16, 0x01, 0x58, 0x01}, - {0x01, 0x01, 0x5a, 0x00}, {0x16, 0x01, 0x5a, 0x01}, - {0x4c, 0x00, 0x00, 0x00}, {0x4d, 0x00, 0x00, 0x00}, - {0x4f, 0x00, 0x00, 0x00}, {0x51, 0x00, 0x00, 0x01} - }, - { - {0x02, 0x01, 0x26, 0x00}, {0x09, 0x01, 0x26, 0x00}, - {0x17, 0x01, 0x26, 0x00}, {0x28, 0x01, 0x26, 0x01}, - {0x02, 0x01, 0x2a, 0x00}, {0x09, 0x01, 0x2a, 0x00}, - {0x17, 0x01, 0x2a, 0x00}, {0x28, 0x01, 0x2a, 0x01}, - {0x02, 0x01, 0x2c, 0x00}, {0x09, 0x01, 0x2c, 0x00}, - {0x17, 0x01, 0x2c, 0x00}, {0x28, 0x01, 0x2c, 0x01}, - {0x02, 0x01, 0x3b, 0x00}, {0x09, 0x01, 0x3b, 0x00}, - {0x17, 0x01, 0x3b, 0x00}, {0x28, 0x01, 0x3b, 0x01} - }, - /* 70 */ - { - {0x03, 0x01, 0x26, 0x00}, {0x06, 0x01, 0x26, 0x00}, - {0x0a, 0x01, 0x26, 0x00}, {0x0f, 0x01, 0x26, 0x00}, - {0x18, 0x01, 0x26, 0x00}, {0x1f, 0x01, 0x26, 0x00}, - {0x29, 0x01, 0x26, 0x00}, {0x38, 0x01, 0x26, 0x01}, - {0x03, 0x01, 0x2a, 0x00}, {0x06, 0x01, 0x2a, 0x00}, - {0x0a, 0x01, 0x2a, 0x00}, {0x0f, 0x01, 0x2a, 0x00}, - {0x18, 0x01, 0x2a, 0x00}, {0x1f, 0x01, 0x2a, 0x00}, - {0x29, 0x01, 0x2a, 0x00}, {0x38, 0x01, 0x2a, 0x01} - }, - { - {0x03, 0x01, 0x2c, 0x00}, {0x06, 0x01, 0x2c, 0x00}, - {0x0a, 0x01, 0x2c, 0x00}, {0x0f, 0x01, 0x2c, 0x00}, - {0x18, 0x01, 0x2c, 0x00}, {0x1f, 0x01, 0x2c, 0x00}, - {0x29, 0x01, 0x2c, 0x00}, {0x38, 0x01, 0x2c, 0x01}, - {0x03, 0x01, 0x3b, 0x00}, {0x06, 0x01, 0x3b, 0x00}, - {0x0a, 0x01, 0x3b, 0x00}, {0x0f, 0x01, 0x3b, 0x00}, - {0x18, 0x01, 0x3b, 0x00}, {0x1f, 0x01, 0x3b, 0x00}, - {0x29, 0x01, 0x3b, 0x00}, {0x38, 0x01, 0x3b, 0x01} - }, - { - {0x02, 0x01, 0x58, 0x00}, {0x09, 0x01, 0x58, 0x00}, - {0x17, 0x01, 0x58, 0x00}, {0x28, 0x01, 0x58, 0x01}, - {0x02, 0x01, 0x5a, 0x00}, {0x09, 0x01, 0x5a, 0x00}, - {0x17, 0x01, 0x5a, 0x00}, {0x28, 0x01, 0x5a, 0x01}, - {0x00, 0x01, 0x21, 0x01}, {0x00, 0x01, 0x22, 0x01}, - {0x00, 0x01, 0x28, 0x01}, {0x00, 0x01, 0x29, 0x01}, - {0x00, 0x01, 0x3f, 0x01}, {0x50, 0x00, 0x00, 0x00}, - {0x52, 0x00, 0x00, 0x00}, {0x54, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x58, 0x00}, {0x06, 0x01, 0x58, 0x00}, - {0x0a, 0x01, 0x58, 0x00}, {0x0f, 0x01, 0x58, 0x00}, - {0x18, 0x01, 0x58, 0x00}, {0x1f, 0x01, 0x58, 0x00}, - {0x29, 0x01, 0x58, 0x00}, {0x38, 0x01, 0x58, 0x01}, - {0x03, 0x01, 0x5a, 0x00}, {0x06, 0x01, 0x5a, 0x00}, - {0x0a, 0x01, 0x5a, 0x00}, {0x0f, 0x01, 0x5a, 0x00}, - {0x18, 0x01, 0x5a, 0x00}, {0x1f, 0x01, 0x5a, 0x00}, - {0x29, 0x01, 0x5a, 0x00}, {0x38, 0x01, 0x5a, 0x01} - }, - { - {0x01, 0x01, 0x21, 0x00}, {0x16, 0x01, 0x21, 0x01}, - {0x01, 0x01, 0x22, 0x00}, {0x16, 0x01, 0x22, 0x01}, - {0x01, 0x01, 0x28, 0x00}, {0x16, 0x01, 0x28, 0x01}, - {0x01, 0x01, 0x29, 0x00}, {0x16, 0x01, 0x29, 0x01}, - {0x01, 0x01, 0x3f, 0x00}, {0x16, 0x01, 0x3f, 0x01}, - {0x00, 0x01, 0x27, 0x01}, {0x00, 0x01, 0x2b, 0x01}, - {0x00, 0x01, 0x7c, 0x01}, {0x53, 0x00, 0x00, 0x00}, - {0x55, 0x00, 0x00, 0x00}, {0x58, 0x00, 0x00, 0x01} - }, - /* 75 */ - { - {0x02, 0x01, 0x21, 0x00}, {0x09, 0x01, 0x21, 0x00}, - {0x17, 0x01, 0x21, 0x00}, {0x28, 0x01, 0x21, 0x01}, - {0x02, 0x01, 0x22, 0x00}, {0x09, 0x01, 0x22, 0x00}, - {0x17, 0x01, 0x22, 0x00}, {0x28, 0x01, 0x22, 0x01}, - {0x02, 0x01, 0x28, 0x00}, {0x09, 0x01, 0x28, 0x00}, - {0x17, 0x01, 0x28, 0x00}, {0x28, 0x01, 0x28, 0x01}, - {0x02, 0x01, 0x29, 0x00}, {0x09, 0x01, 0x29, 0x00}, - {0x17, 0x01, 0x29, 0x00}, {0x28, 0x01, 0x29, 0x01} - }, - { - {0x03, 0x01, 0x21, 0x00}, {0x06, 0x01, 0x21, 0x00}, - {0x0a, 0x01, 0x21, 0x00}, {0x0f, 0x01, 0x21, 0x00}, - {0x18, 0x01, 0x21, 0x00}, {0x1f, 0x01, 0x21, 0x00}, - {0x29, 0x01, 0x21, 0x00}, {0x38, 0x01, 0x21, 0x01}, - {0x03, 0x01, 0x22, 0x00}, {0x06, 0x01, 0x22, 0x00}, - {0x0a, 0x01, 0x22, 0x00}, {0x0f, 0x01, 0x22, 0x00}, - {0x18, 0x01, 0x22, 0x00}, {0x1f, 0x01, 0x22, 0x00}, - {0x29, 0x01, 0x22, 0x00}, {0x38, 0x01, 0x22, 0x01} - }, - { - {0x03, 0x01, 0x28, 0x00}, {0x06, 0x01, 0x28, 0x00}, - {0x0a, 0x01, 0x28, 0x00}, {0x0f, 0x01, 0x28, 0x00}, - {0x18, 0x01, 0x28, 0x00}, {0x1f, 0x01, 0x28, 0x00}, - {0x29, 0x01, 0x28, 0x00}, {0x38, 0x01, 0x28, 0x01}, - {0x03, 0x01, 0x29, 0x00}, {0x06, 0x01, 0x29, 0x00}, - {0x0a, 0x01, 0x29, 0x00}, {0x0f, 0x01, 0x29, 0x00}, - {0x18, 0x01, 0x29, 0x00}, {0x1f, 0x01, 0x29, 0x00}, - {0x29, 0x01, 0x29, 0x00}, {0x38, 0x01, 0x29, 0x01} - }, - { - {0x02, 0x01, 0x3f, 0x00}, {0x09, 0x01, 0x3f, 0x00}, - {0x17, 0x01, 0x3f, 0x00}, {0x28, 0x01, 0x3f, 0x01}, - {0x01, 0x01, 0x27, 0x00}, {0x16, 0x01, 0x27, 0x01}, - {0x01, 0x01, 0x2b, 0x00}, {0x16, 0x01, 0x2b, 0x01}, - {0x01, 0x01, 0x7c, 0x00}, {0x16, 0x01, 0x7c, 0x01}, - {0x00, 0x01, 0x23, 0x01}, {0x00, 0x01, 0x3e, 0x01}, - {0x56, 0x00, 0x00, 0x00}, {0x57, 0x00, 0x00, 0x00}, - {0x59, 0x00, 0x00, 0x00}, {0x5a, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x3f, 0x00}, {0x06, 0x01, 0x3f, 0x00}, - {0x0a, 0x01, 0x3f, 0x00}, {0x0f, 0x01, 0x3f, 0x00}, - {0x18, 0x01, 0x3f, 0x00}, {0x1f, 0x01, 0x3f, 0x00}, - {0x29, 0x01, 0x3f, 0x00}, {0x38, 0x01, 0x3f, 0x01}, - {0x02, 0x01, 0x27, 0x00}, {0x09, 0x01, 0x27, 0x00}, - {0x17, 0x01, 0x27, 0x00}, {0x28, 0x01, 0x27, 0x01}, - {0x02, 0x01, 0x2b, 0x00}, {0x09, 0x01, 0x2b, 0x00}, - {0x17, 0x01, 0x2b, 0x00}, {0x28, 0x01, 0x2b, 0x01} - }, - /* 80 */ - { - {0x03, 0x01, 0x27, 0x00}, {0x06, 0x01, 0x27, 0x00}, - {0x0a, 0x01, 0x27, 0x00}, {0x0f, 0x01, 0x27, 0x00}, - {0x18, 0x01, 0x27, 0x00}, {0x1f, 0x01, 0x27, 0x00}, - {0x29, 0x01, 0x27, 0x00}, {0x38, 0x01, 0x27, 0x01}, - {0x03, 0x01, 0x2b, 0x00}, {0x06, 0x01, 0x2b, 0x00}, - {0x0a, 0x01, 0x2b, 0x00}, {0x0f, 0x01, 0x2b, 0x00}, - {0x18, 0x01, 0x2b, 0x00}, {0x1f, 0x01, 0x2b, 0x00}, - {0x29, 0x01, 0x2b, 0x00}, {0x38, 0x01, 0x2b, 0x01} - }, - { - {0x02, 0x01, 0x7c, 0x00}, {0x09, 0x01, 0x7c, 0x00}, - {0x17, 0x01, 0x7c, 0x00}, {0x28, 0x01, 0x7c, 0x01}, - {0x01, 0x01, 0x23, 0x00}, {0x16, 0x01, 0x23, 0x01}, - {0x01, 0x01, 0x3e, 0x00}, {0x16, 0x01, 0x3e, 0x01}, - {0x00, 0x01, 0x00, 0x01}, {0x00, 0x01, 0x24, 0x01}, - {0x00, 0x01, 0x40, 0x01}, {0x00, 0x01, 0x5b, 0x01}, - {0x00, 0x01, 0x5d, 0x01}, {0x00, 0x01, 0x7e, 0x01}, - {0x5b, 0x00, 0x00, 0x00}, {0x5c, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x7c, 0x00}, {0x06, 0x01, 0x7c, 0x00}, - {0x0a, 0x01, 0x7c, 0x00}, {0x0f, 0x01, 0x7c, 0x00}, - {0x18, 0x01, 0x7c, 0x00}, {0x1f, 0x01, 0x7c, 0x00}, - {0x29, 0x01, 0x7c, 0x00}, {0x38, 0x01, 0x7c, 0x01}, - {0x02, 0x01, 0x23, 0x00}, {0x09, 0x01, 0x23, 0x00}, - {0x17, 0x01, 0x23, 0x00}, {0x28, 0x01, 0x23, 0x01}, - {0x02, 0x01, 0x3e, 0x00}, {0x09, 0x01, 0x3e, 0x00}, - {0x17, 0x01, 0x3e, 0x00}, {0x28, 0x01, 0x3e, 0x01} - }, - { - {0x03, 0x01, 0x23, 0x00}, {0x06, 0x01, 0x23, 0x00}, - {0x0a, 0x01, 0x23, 0x00}, {0x0f, 0x01, 0x23, 0x00}, - {0x18, 0x01, 0x23, 0x00}, {0x1f, 0x01, 0x23, 0x00}, - {0x29, 0x01, 0x23, 0x00}, {0x38, 0x01, 0x23, 0x01}, - {0x03, 0x01, 0x3e, 0x00}, {0x06, 0x01, 0x3e, 0x00}, - {0x0a, 0x01, 0x3e, 0x00}, {0x0f, 0x01, 0x3e, 0x00}, - {0x18, 0x01, 0x3e, 0x00}, {0x1f, 0x01, 0x3e, 0x00}, - {0x29, 0x01, 0x3e, 0x00}, {0x38, 0x01, 0x3e, 0x01} - }, - { - {0x01, 0x01, 0x00, 0x00}, {0x16, 0x01, 0x00, 0x01}, - {0x01, 0x01, 0x24, 0x00}, {0x16, 0x01, 0x24, 0x01}, - {0x01, 0x01, 0x40, 0x00}, {0x16, 0x01, 0x40, 0x01}, - {0x01, 0x01, 0x5b, 0x00}, {0x16, 0x01, 0x5b, 0x01}, - {0x01, 0x01, 0x5d, 0x00}, {0x16, 0x01, 0x5d, 0x01}, - {0x01, 0x01, 0x7e, 0x00}, {0x16, 0x01, 0x7e, 0x01}, - {0x00, 0x01, 0x5e, 0x01}, {0x00, 0x01, 0x7d, 0x01}, - {0x5d, 0x00, 0x00, 0x00}, {0x5e, 0x00, 0x00, 0x01} - }, - /* 85 */ - { - {0x02, 0x01, 0x00, 0x00}, {0x09, 0x01, 0x00, 0x00}, - {0x17, 0x01, 0x00, 0x00}, {0x28, 0x01, 0x00, 0x01}, - {0x02, 0x01, 0x24, 0x00}, {0x09, 0x01, 0x24, 0x00}, - {0x17, 0x01, 0x24, 0x00}, {0x28, 0x01, 0x24, 0x01}, - {0x02, 0x01, 0x40, 0x00}, {0x09, 0x01, 0x40, 0x00}, - {0x17, 0x01, 0x40, 0x00}, {0x28, 0x01, 0x40, 0x01}, - {0x02, 0x01, 0x5b, 0x00}, {0x09, 0x01, 0x5b, 0x00}, - {0x17, 0x01, 0x5b, 0x00}, {0x28, 0x01, 0x5b, 0x01} - }, - { - {0x03, 0x01, 0x00, 0x00}, {0x06, 0x01, 0x00, 0x00}, - {0x0a, 0x01, 0x00, 0x00}, {0x0f, 0x01, 0x00, 0x00}, - {0x18, 0x01, 0x00, 0x00}, {0x1f, 0x01, 0x00, 0x00}, - {0x29, 0x01, 0x00, 0x00}, {0x38, 0x01, 0x00, 0x01}, - {0x03, 0x01, 0x24, 0x00}, {0x06, 0x01, 0x24, 0x00}, - {0x0a, 0x01, 0x24, 0x00}, {0x0f, 0x01, 0x24, 0x00}, - {0x18, 0x01, 0x24, 0x00}, {0x1f, 0x01, 0x24, 0x00}, - {0x29, 0x01, 0x24, 0x00}, {0x38, 0x01, 0x24, 0x01} - }, - { - {0x03, 0x01, 0x40, 0x00}, {0x06, 0x01, 0x40, 0x00}, - {0x0a, 0x01, 0x40, 0x00}, {0x0f, 0x01, 0x40, 0x00}, - {0x18, 0x01, 0x40, 0x00}, {0x1f, 0x01, 0x40, 0x00}, - {0x29, 0x01, 0x40, 0x00}, {0x38, 0x01, 0x40, 0x01}, - {0x03, 0x01, 0x5b, 0x00}, {0x06, 0x01, 0x5b, 0x00}, - {0x0a, 0x01, 0x5b, 0x00}, {0x0f, 0x01, 0x5b, 0x00}, - {0x18, 0x01, 0x5b, 0x00}, {0x1f, 0x01, 0x5b, 0x00}, - {0x29, 0x01, 0x5b, 0x00}, {0x38, 0x01, 0x5b, 0x01} - }, - { - {0x02, 0x01, 0x5d, 0x00}, {0x09, 0x01, 0x5d, 0x00}, - {0x17, 0x01, 0x5d, 0x00}, {0x28, 0x01, 0x5d, 0x01}, - {0x02, 0x01, 0x7e, 0x00}, {0x09, 0x01, 0x7e, 0x00}, - {0x17, 0x01, 0x7e, 0x00}, {0x28, 0x01, 0x7e, 0x01}, - {0x01, 0x01, 0x5e, 0x00}, {0x16, 0x01, 0x5e, 0x01}, - {0x01, 0x01, 0x7d, 0x00}, {0x16, 0x01, 0x7d, 0x01}, - {0x00, 0x01, 0x3c, 0x01}, {0x00, 0x01, 0x60, 0x01}, - {0x00, 0x01, 0x7b, 0x01}, {0x5f, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x5d, 0x00}, {0x06, 0x01, 0x5d, 0x00}, - {0x0a, 0x01, 0x5d, 0x00}, {0x0f, 0x01, 0x5d, 0x00}, - {0x18, 0x01, 0x5d, 0x00}, {0x1f, 0x01, 0x5d, 0x00}, - {0x29, 0x01, 0x5d, 0x00}, {0x38, 0x01, 0x5d, 0x01}, - {0x03, 0x01, 0x7e, 0x00}, {0x06, 0x01, 0x7e, 0x00}, - {0x0a, 0x01, 0x7e, 0x00}, {0x0f, 0x01, 0x7e, 0x00}, - {0x18, 0x01, 0x7e, 0x00}, {0x1f, 0x01, 0x7e, 0x00}, - {0x29, 0x01, 0x7e, 0x00}, {0x38, 0x01, 0x7e, 0x01} - }, - /* 90 */ - { - {0x02, 0x01, 0x5e, 0x00}, {0x09, 0x01, 0x5e, 0x00}, - {0x17, 0x01, 0x5e, 0x00}, {0x28, 0x01, 0x5e, 0x01}, - {0x02, 0x01, 0x7d, 0x00}, {0x09, 0x01, 0x7d, 0x00}, - {0x17, 0x01, 0x7d, 0x00}, {0x28, 0x01, 0x7d, 0x01}, - {0x01, 0x01, 0x3c, 0x00}, {0x16, 0x01, 0x3c, 0x01}, - {0x01, 0x01, 0x60, 0x00}, {0x16, 0x01, 0x60, 0x01}, - {0x01, 0x01, 0x7b, 0x00}, {0x16, 0x01, 0x7b, 0x01}, - {0x60, 0x00, 0x00, 0x00}, {0x6e, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x5e, 0x00}, {0x06, 0x01, 0x5e, 0x00}, - {0x0a, 0x01, 0x5e, 0x00}, {0x0f, 0x01, 0x5e, 0x00}, - {0x18, 0x01, 0x5e, 0x00}, {0x1f, 0x01, 0x5e, 0x00}, - {0x29, 0x01, 0x5e, 0x00}, {0x38, 0x01, 0x5e, 0x01}, - {0x03, 0x01, 0x7d, 0x00}, {0x06, 0x01, 0x7d, 0x00}, - {0x0a, 0x01, 0x7d, 0x00}, {0x0f, 0x01, 0x7d, 0x00}, - {0x18, 0x01, 0x7d, 0x00}, {0x1f, 0x01, 0x7d, 0x00}, - {0x29, 0x01, 0x7d, 0x00}, {0x38, 0x01, 0x7d, 0x01} - }, - { - {0x02, 0x01, 0x3c, 0x00}, {0x09, 0x01, 0x3c, 0x00}, - {0x17, 0x01, 0x3c, 0x00}, {0x28, 0x01, 0x3c, 0x01}, - {0x02, 0x01, 0x60, 0x00}, {0x09, 0x01, 0x60, 0x00}, - {0x17, 0x01, 0x60, 0x00}, {0x28, 0x01, 0x60, 0x01}, - {0x02, 0x01, 0x7b, 0x00}, {0x09, 0x01, 0x7b, 0x00}, - {0x17, 0x01, 0x7b, 0x00}, {0x28, 0x01, 0x7b, 0x01}, - {0x61, 0x00, 0x00, 0x00}, {0x65, 0x00, 0x00, 0x00}, - {0x6f, 0x00, 0x00, 0x00}, {0x85, 0x00, 0x00, 0x01} - }, - { - {0x03, 0x01, 0x3c, 0x00}, {0x06, 0x01, 0x3c, 0x00}, - {0x0a, 0x01, 0x3c, 0x00}, {0x0f, 0x01, 0x3c, 0x00}, - {0x18, 0x01, 0x3c, 0x00}, {0x1f, 0x01, 0x3c, 0x00}, - {0x29, 0x01, 0x3c, 0x00}, {0x38, 0x01, 0x3c, 0x01}, - {0x03, 0x01, 0x60, 0x00}, {0x06, 0x01, 0x60, 0x00}, - {0x0a, 0x01, 0x60, 0x00}, {0x0f, 0x01, 0x60, 0x00}, - {0x18, 0x01, 0x60, 0x00}, {0x1f, 0x01, 0x60, 0x00}, - {0x29, 0x01, 0x60, 0x00}, {0x38, 0x01, 0x60, 0x01} - }, - { - {0x03, 0x01, 0x7b, 0x00}, {0x06, 0x01, 0x7b, 0x00}, - {0x0a, 0x01, 0x7b, 0x00}, {0x0f, 0x01, 0x7b, 0x00}, - {0x18, 0x01, 0x7b, 0x00}, {0x1f, 0x01, 0x7b, 0x00}, - {0x29, 0x01, 0x7b, 0x00}, {0x38, 0x01, 0x7b, 0x01}, - {0x62, 0x00, 0x00, 0x00}, {0x63, 0x00, 0x00, 0x00}, - {0x66, 0x00, 0x00, 0x00}, {0x69, 0x00, 0x00, 0x00}, - {0x70, 0x00, 0x00, 0x00}, {0x77, 0x00, 0x00, 0x00}, - {0x86, 0x00, 0x00, 0x00}, {0x99, 0x00, 0x00, 0x01} - }, - /* 95 */ - { - {0x00, 0x01, 0x5c, 0x01}, {0x00, 0x01, 0xc3, 0x01}, - {0x00, 0x01, 0xd0, 0x01}, {0x64, 0x00, 0x00, 0x00}, - {0x67, 0x00, 0x00, 0x00}, {0x68, 0x00, 0x00, 0x00}, - {0x6a, 0x00, 0x00, 0x00}, {0x6b, 0x00, 0x00, 0x00}, - {0x71, 0x00, 0x00, 0x00}, {0x74, 0x00, 0x00, 0x00}, - {0x78, 0x00, 0x00, 0x00}, {0x7e, 0x00, 0x00, 0x00}, - {0x87, 0x00, 0x00, 0x00}, {0x8e, 0x00, 0x00, 0x00}, - {0x9a, 0x00, 0x00, 0x00}, {0xa9, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0x5c, 0x00}, {0x16, 0x01, 0x5c, 0x01}, - {0x01, 0x01, 0xc3, 0x00}, {0x16, 0x01, 0xc3, 0x01}, - {0x01, 0x01, 0xd0, 0x00}, {0x16, 0x01, 0xd0, 0x01}, - {0x00, 0x01, 0x80, 0x01}, {0x00, 0x01, 0x82, 0x01}, - {0x00, 0x01, 0x83, 0x01}, {0x00, 0x01, 0xa2, 0x01}, - {0x00, 0x01, 0xb8, 0x01}, {0x00, 0x01, 0xc2, 0x01}, - {0x00, 0x01, 0xe0, 0x01}, {0x00, 0x01, 0xe2, 0x01}, - {0x6c, 0x00, 0x00, 0x00}, {0x6d, 0x00, 0x00, 0x00} - }, - { - {0x02, 0x01, 0x5c, 0x00}, {0x09, 0x01, 0x5c, 0x00}, - {0x17, 0x01, 0x5c, 0x00}, {0x28, 0x01, 0x5c, 0x01}, - {0x02, 0x01, 0xc3, 0x00}, {0x09, 0x01, 0xc3, 0x00}, - {0x17, 0x01, 0xc3, 0x00}, {0x28, 0x01, 0xc3, 0x01}, - {0x02, 0x01, 0xd0, 0x00}, {0x09, 0x01, 0xd0, 0x00}, - {0x17, 0x01, 0xd0, 0x00}, {0x28, 0x01, 0xd0, 0x01}, - {0x01, 0x01, 0x80, 0x00}, {0x16, 0x01, 0x80, 0x01}, - {0x01, 0x01, 0x82, 0x00}, {0x16, 0x01, 0x82, 0x01} - }, - { - {0x03, 0x01, 0x5c, 0x00}, {0x06, 0x01, 0x5c, 0x00}, - {0x0a, 0x01, 0x5c, 0x00}, {0x0f, 0x01, 0x5c, 0x00}, - {0x18, 0x01, 0x5c, 0x00}, {0x1f, 0x01, 0x5c, 0x00}, - {0x29, 0x01, 0x5c, 0x00}, {0x38, 0x01, 0x5c, 0x01}, - {0x03, 0x01, 0xc3, 0x00}, {0x06, 0x01, 0xc3, 0x00}, - {0x0a, 0x01, 0xc3, 0x00}, {0x0f, 0x01, 0xc3, 0x00}, - {0x18, 0x01, 0xc3, 0x00}, {0x1f, 0x01, 0xc3, 0x00}, - {0x29, 0x01, 0xc3, 0x00}, {0x38, 0x01, 0xc3, 0x01} - }, - { - {0x03, 0x01, 0xd0, 0x00}, {0x06, 0x01, 0xd0, 0x00}, - {0x0a, 0x01, 0xd0, 0x00}, {0x0f, 0x01, 0xd0, 0x00}, - {0x18, 0x01, 0xd0, 0x00}, {0x1f, 0x01, 0xd0, 0x00}, - {0x29, 0x01, 0xd0, 0x00}, {0x38, 0x01, 0xd0, 0x01}, - {0x02, 0x01, 0x80, 0x00}, {0x09, 0x01, 0x80, 0x00}, - {0x17, 0x01, 0x80, 0x00}, {0x28, 0x01, 0x80, 0x01}, - {0x02, 0x01, 0x82, 0x00}, {0x09, 0x01, 0x82, 0x00}, - {0x17, 0x01, 0x82, 0x00}, {0x28, 0x01, 0x82, 0x01} - }, - /* 100 */ - { - {0x03, 0x01, 0x80, 0x00}, {0x06, 0x01, 0x80, 0x00}, - {0x0a, 0x01, 0x80, 0x00}, {0x0f, 0x01, 0x80, 0x00}, - {0x18, 0x01, 0x80, 0x00}, {0x1f, 0x01, 0x80, 0x00}, - {0x29, 0x01, 0x80, 0x00}, {0x38, 0x01, 0x80, 0x01}, - {0x03, 0x01, 0x82, 0x00}, {0x06, 0x01, 0x82, 0x00}, - {0x0a, 0x01, 0x82, 0x00}, {0x0f, 0x01, 0x82, 0x00}, - {0x18, 0x01, 0x82, 0x00}, {0x1f, 0x01, 0x82, 0x00}, - {0x29, 0x01, 0x82, 0x00}, {0x38, 0x01, 0x82, 0x01} - }, - { - {0x01, 0x01, 0x83, 0x00}, {0x16, 0x01, 0x83, 0x01}, - {0x01, 0x01, 0xa2, 0x00}, {0x16, 0x01, 0xa2, 0x01}, - {0x01, 0x01, 0xb8, 0x00}, {0x16, 0x01, 0xb8, 0x01}, - {0x01, 0x01, 0xc2, 0x00}, {0x16, 0x01, 0xc2, 0x01}, - {0x01, 0x01, 0xe0, 0x00}, {0x16, 0x01, 0xe0, 0x01}, - {0x01, 0x01, 0xe2, 0x00}, {0x16, 0x01, 0xe2, 0x01}, - {0x00, 0x01, 0x99, 0x01}, {0x00, 0x01, 0xa1, 0x01}, - {0x00, 0x01, 0xa7, 0x01}, {0x00, 0x01, 0xac, 0x01} - }, - { - {0x02, 0x01, 0x83, 0x00}, {0x09, 0x01, 0x83, 0x00}, - {0x17, 0x01, 0x83, 0x00}, {0x28, 0x01, 0x83, 0x01}, - {0x02, 0x01, 0xa2, 0x00}, {0x09, 0x01, 0xa2, 0x00}, - {0x17, 0x01, 0xa2, 0x00}, {0x28, 0x01, 0xa2, 0x01}, - {0x02, 0x01, 0xb8, 0x00}, {0x09, 0x01, 0xb8, 0x00}, - {0x17, 0x01, 0xb8, 0x00}, {0x28, 0x01, 0xb8, 0x01}, - {0x02, 0x01, 0xc2, 0x00}, {0x09, 0x01, 0xc2, 0x00}, - {0x17, 0x01, 0xc2, 0x00}, {0x28, 0x01, 0xc2, 0x01} - }, - { - {0x03, 0x01, 0x83, 0x00}, {0x06, 0x01, 0x83, 0x00}, - {0x0a, 0x01, 0x83, 0x00}, {0x0f, 0x01, 0x83, 0x00}, - {0x18, 0x01, 0x83, 0x00}, {0x1f, 0x01, 0x83, 0x00}, - {0x29, 0x01, 0x83, 0x00}, {0x38, 0x01, 0x83, 0x01}, - {0x03, 0x01, 0xa2, 0x00}, {0x06, 0x01, 0xa2, 0x00}, - {0x0a, 0x01, 0xa2, 0x00}, {0x0f, 0x01, 0xa2, 0x00}, - {0x18, 0x01, 0xa2, 0x00}, {0x1f, 0x01, 0xa2, 0x00}, - {0x29, 0x01, 0xa2, 0x00}, {0x38, 0x01, 0xa2, 0x01} - }, - { - {0x03, 0x01, 0xb8, 0x00}, {0x06, 0x01, 0xb8, 0x00}, - {0x0a, 0x01, 0xb8, 0x00}, {0x0f, 0x01, 0xb8, 0x00}, - {0x18, 0x01, 0xb8, 0x00}, {0x1f, 0x01, 0xb8, 0x00}, - {0x29, 0x01, 0xb8, 0x00}, {0x38, 0x01, 0xb8, 0x01}, - {0x03, 0x01, 0xc2, 0x00}, {0x06, 0x01, 0xc2, 0x00}, - {0x0a, 0x01, 0xc2, 0x00}, {0x0f, 0x01, 0xc2, 0x00}, - {0x18, 0x01, 0xc2, 0x00}, {0x1f, 0x01, 0xc2, 0x00}, - {0x29, 0x01, 0xc2, 0x00}, {0x38, 0x01, 0xc2, 0x01} - }, - /* 105 */ - { - {0x02, 0x01, 0xe0, 0x00}, {0x09, 0x01, 0xe0, 0x00}, - {0x17, 0x01, 0xe0, 0x00}, {0x28, 0x01, 0xe0, 0x01}, - {0x02, 0x01, 0xe2, 0x00}, {0x09, 0x01, 0xe2, 0x00}, - {0x17, 0x01, 0xe2, 0x00}, {0x28, 0x01, 0xe2, 0x01}, - {0x01, 0x01, 0x99, 0x00}, {0x16, 0x01, 0x99, 0x01}, - {0x01, 0x01, 0xa1, 0x00}, {0x16, 0x01, 0xa1, 0x01}, - {0x01, 0x01, 0xa7, 0x00}, {0x16, 0x01, 0xa7, 0x01}, - {0x01, 0x01, 0xac, 0x00}, {0x16, 0x01, 0xac, 0x01} - }, - { - {0x03, 0x01, 0xe0, 0x00}, {0x06, 0x01, 0xe0, 0x00}, - {0x0a, 0x01, 0xe0, 0x00}, {0x0f, 0x01, 0xe0, 0x00}, - {0x18, 0x01, 0xe0, 0x00}, {0x1f, 0x01, 0xe0, 0x00}, - {0x29, 0x01, 0xe0, 0x00}, {0x38, 0x01, 0xe0, 0x01}, - {0x03, 0x01, 0xe2, 0x00}, {0x06, 0x01, 0xe2, 0x00}, - {0x0a, 0x01, 0xe2, 0x00}, {0x0f, 0x01, 0xe2, 0x00}, - {0x18, 0x01, 0xe2, 0x00}, {0x1f, 0x01, 0xe2, 0x00}, - {0x29, 0x01, 0xe2, 0x00}, {0x38, 0x01, 0xe2, 0x01} - }, - { - {0x02, 0x01, 0x99, 0x00}, {0x09, 0x01, 0x99, 0x00}, - {0x17, 0x01, 0x99, 0x00}, {0x28, 0x01, 0x99, 0x01}, - {0x02, 0x01, 0xa1, 0x00}, {0x09, 0x01, 0xa1, 0x00}, - {0x17, 0x01, 0xa1, 0x00}, {0x28, 0x01, 0xa1, 0x01}, - {0x02, 0x01, 0xa7, 0x00}, {0x09, 0x01, 0xa7, 0x00}, - {0x17, 0x01, 0xa7, 0x00}, {0x28, 0x01, 0xa7, 0x01}, - {0x02, 0x01, 0xac, 0x00}, {0x09, 0x01, 0xac, 0x00}, - {0x17, 0x01, 0xac, 0x00}, {0x28, 0x01, 0xac, 0x01} - }, - { - {0x03, 0x01, 0x99, 0x00}, {0x06, 0x01, 0x99, 0x00}, - {0x0a, 0x01, 0x99, 0x00}, {0x0f, 0x01, 0x99, 0x00}, - {0x18, 0x01, 0x99, 0x00}, {0x1f, 0x01, 0x99, 0x00}, - {0x29, 0x01, 0x99, 0x00}, {0x38, 0x01, 0x99, 0x01}, - {0x03, 0x01, 0xa1, 0x00}, {0x06, 0x01, 0xa1, 0x00}, - {0x0a, 0x01, 0xa1, 0x00}, {0x0f, 0x01, 0xa1, 0x00}, - {0x18, 0x01, 0xa1, 0x00}, {0x1f, 0x01, 0xa1, 0x00}, - {0x29, 0x01, 0xa1, 0x00}, {0x38, 0x01, 0xa1, 0x01} - }, - { - {0x03, 0x01, 0xa7, 0x00}, {0x06, 0x01, 0xa7, 0x00}, - {0x0a, 0x01, 0xa7, 0x00}, {0x0f, 0x01, 0xa7, 0x00}, - {0x18, 0x01, 0xa7, 0x00}, {0x1f, 0x01, 0xa7, 0x00}, - {0x29, 0x01, 0xa7, 0x00}, {0x38, 0x01, 0xa7, 0x01}, - {0x03, 0x01, 0xac, 0x00}, {0x06, 0x01, 0xac, 0x00}, - {0x0a, 0x01, 0xac, 0x00}, {0x0f, 0x01, 0xac, 0x00}, - {0x18, 0x01, 0xac, 0x00}, {0x1f, 0x01, 0xac, 0x00}, - {0x29, 0x01, 0xac, 0x00}, {0x38, 0x01, 0xac, 0x01} - }, - /* 110 */ - { - {0x72, 0x00, 0x00, 0x00}, {0x73, 0x00, 0x00, 0x00}, - {0x75, 0x00, 0x00, 0x00}, {0x76, 0x00, 0x00, 0x00}, - {0x79, 0x00, 0x00, 0x00}, {0x7b, 0x00, 0x00, 0x00}, - {0x7f, 0x00, 0x00, 0x00}, {0x82, 0x00, 0x00, 0x00}, - {0x88, 0x00, 0x00, 0x00}, {0x8b, 0x00, 0x00, 0x00}, - {0x8f, 0x00, 0x00, 0x00}, {0x92, 0x00, 0x00, 0x00}, - {0x9b, 0x00, 0x00, 0x00}, {0xa2, 0x00, 0x00, 0x00}, - {0xaa, 0x00, 0x00, 0x00}, {0xb4, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xb0, 0x01}, {0x00, 0x01, 0xb1, 0x01}, - {0x00, 0x01, 0xb3, 0x01}, {0x00, 0x01, 0xd1, 0x01}, - {0x00, 0x01, 0xd8, 0x01}, {0x00, 0x01, 0xd9, 0x01}, - {0x00, 0x01, 0xe3, 0x01}, {0x00, 0x01, 0xe5, 0x01}, - {0x00, 0x01, 0xe6, 0x01}, {0x7a, 0x00, 0x00, 0x00}, - {0x7c, 0x00, 0x00, 0x00}, {0x7d, 0x00, 0x00, 0x00}, - {0x80, 0x00, 0x00, 0x00}, {0x81, 0x00, 0x00, 0x00}, - {0x83, 0x00, 0x00, 0x00}, {0x84, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0xb0, 0x00}, {0x16, 0x01, 0xb0, 0x01}, - {0x01, 0x01, 0xb1, 0x00}, {0x16, 0x01, 0xb1, 0x01}, - {0x01, 0x01, 0xb3, 0x00}, {0x16, 0x01, 0xb3, 0x01}, - {0x01, 0x01, 0xd1, 0x00}, {0x16, 0x01, 0xd1, 0x01}, - {0x01, 0x01, 0xd8, 0x00}, {0x16, 0x01, 0xd8, 0x01}, - {0x01, 0x01, 0xd9, 0x00}, {0x16, 0x01, 0xd9, 0x01}, - {0x01, 0x01, 0xe3, 0x00}, {0x16, 0x01, 0xe3, 0x01}, - {0x01, 0x01, 0xe5, 0x00}, {0x16, 0x01, 0xe5, 0x01} - }, - { - {0x02, 0x01, 0xb0, 0x00}, {0x09, 0x01, 0xb0, 0x00}, - {0x17, 0x01, 0xb0, 0x00}, {0x28, 0x01, 0xb0, 0x01}, - {0x02, 0x01, 0xb1, 0x00}, {0x09, 0x01, 0xb1, 0x00}, - {0x17, 0x01, 0xb1, 0x00}, {0x28, 0x01, 0xb1, 0x01}, - {0x02, 0x01, 0xb3, 0x00}, {0x09, 0x01, 0xb3, 0x00}, - {0x17, 0x01, 0xb3, 0x00}, {0x28, 0x01, 0xb3, 0x01}, - {0x02, 0x01, 0xd1, 0x00}, {0x09, 0x01, 0xd1, 0x00}, - {0x17, 0x01, 0xd1, 0x00}, {0x28, 0x01, 0xd1, 0x01} - }, - { - {0x03, 0x01, 0xb0, 0x00}, {0x06, 0x01, 0xb0, 0x00}, - {0x0a, 0x01, 0xb0, 0x00}, {0x0f, 0x01, 0xb0, 0x00}, - {0x18, 0x01, 0xb0, 0x00}, {0x1f, 0x01, 0xb0, 0x00}, - {0x29, 0x01, 0xb0, 0x00}, {0x38, 0x01, 0xb0, 0x01}, - {0x03, 0x01, 0xb1, 0x00}, {0x06, 0x01, 0xb1, 0x00}, - {0x0a, 0x01, 0xb1, 0x00}, {0x0f, 0x01, 0xb1, 0x00}, - {0x18, 0x01, 0xb1, 0x00}, {0x1f, 0x01, 0xb1, 0x00}, - {0x29, 0x01, 0xb1, 0x00}, {0x38, 0x01, 0xb1, 0x01} - }, - /* 115 */ - { - {0x03, 0x01, 0xb3, 0x00}, {0x06, 0x01, 0xb3, 0x00}, - {0x0a, 0x01, 0xb3, 0x00}, {0x0f, 0x01, 0xb3, 0x00}, - {0x18, 0x01, 0xb3, 0x00}, {0x1f, 0x01, 0xb3, 0x00}, - {0x29, 0x01, 0xb3, 0x00}, {0x38, 0x01, 0xb3, 0x01}, - {0x03, 0x01, 0xd1, 0x00}, {0x06, 0x01, 0xd1, 0x00}, - {0x0a, 0x01, 0xd1, 0x00}, {0x0f, 0x01, 0xd1, 0x00}, - {0x18, 0x01, 0xd1, 0x00}, {0x1f, 0x01, 0xd1, 0x00}, - {0x29, 0x01, 0xd1, 0x00}, {0x38, 0x01, 0xd1, 0x01} - }, - { - {0x02, 0x01, 0xd8, 0x00}, {0x09, 0x01, 0xd8, 0x00}, - {0x17, 0x01, 0xd8, 0x00}, {0x28, 0x01, 0xd8, 0x01}, - {0x02, 0x01, 0xd9, 0x00}, {0x09, 0x01, 0xd9, 0x00}, - {0x17, 0x01, 0xd9, 0x00}, {0x28, 0x01, 0xd9, 0x01}, - {0x02, 0x01, 0xe3, 0x00}, {0x09, 0x01, 0xe3, 0x00}, - {0x17, 0x01, 0xe3, 0x00}, {0x28, 0x01, 0xe3, 0x01}, - {0x02, 0x01, 0xe5, 0x00}, {0x09, 0x01, 0xe5, 0x00}, - {0x17, 0x01, 0xe5, 0x00}, {0x28, 0x01, 0xe5, 0x01} - }, - { - {0x03, 0x01, 0xd8, 0x00}, {0x06, 0x01, 0xd8, 0x00}, - {0x0a, 0x01, 0xd8, 0x00}, {0x0f, 0x01, 0xd8, 0x00}, - {0x18, 0x01, 0xd8, 0x00}, {0x1f, 0x01, 0xd8, 0x00}, - {0x29, 0x01, 0xd8, 0x00}, {0x38, 0x01, 0xd8, 0x01}, - {0x03, 0x01, 0xd9, 0x00}, {0x06, 0x01, 0xd9, 0x00}, - {0x0a, 0x01, 0xd9, 0x00}, {0x0f, 0x01, 0xd9, 0x00}, - {0x18, 0x01, 0xd9, 0x00}, {0x1f, 0x01, 0xd9, 0x00}, - {0x29, 0x01, 0xd9, 0x00}, {0x38, 0x01, 0xd9, 0x01} - }, - { - {0x03, 0x01, 0xe3, 0x00}, {0x06, 0x01, 0xe3, 0x00}, - {0x0a, 0x01, 0xe3, 0x00}, {0x0f, 0x01, 0xe3, 0x00}, - {0x18, 0x01, 0xe3, 0x00}, {0x1f, 0x01, 0xe3, 0x00}, - {0x29, 0x01, 0xe3, 0x00}, {0x38, 0x01, 0xe3, 0x01}, - {0x03, 0x01, 0xe5, 0x00}, {0x06, 0x01, 0xe5, 0x00}, - {0x0a, 0x01, 0xe5, 0x00}, {0x0f, 0x01, 0xe5, 0x00}, - {0x18, 0x01, 0xe5, 0x00}, {0x1f, 0x01, 0xe5, 0x00}, - {0x29, 0x01, 0xe5, 0x00}, {0x38, 0x01, 0xe5, 0x01} - }, - { - {0x01, 0x01, 0xe6, 0x00}, {0x16, 0x01, 0xe6, 0x01}, - {0x00, 0x01, 0x81, 0x01}, {0x00, 0x01, 0x84, 0x01}, - {0x00, 0x01, 0x85, 0x01}, {0x00, 0x01, 0x86, 0x01}, - {0x00, 0x01, 0x88, 0x01}, {0x00, 0x01, 0x92, 0x01}, - {0x00, 0x01, 0x9a, 0x01}, {0x00, 0x01, 0x9c, 0x01}, - {0x00, 0x01, 0xa0, 0x01}, {0x00, 0x01, 0xa3, 0x01}, - {0x00, 0x01, 0xa4, 0x01}, {0x00, 0x01, 0xa9, 0x01}, - {0x00, 0x01, 0xaa, 0x01}, {0x00, 0x01, 0xad, 0x01} - }, - /* 120 */ - { - {0x02, 0x01, 0xe6, 0x00}, {0x09, 0x01, 0xe6, 0x00}, - {0x17, 0x01, 0xe6, 0x00}, {0x28, 0x01, 0xe6, 0x01}, - {0x01, 0x01, 0x81, 0x00}, {0x16, 0x01, 0x81, 0x01}, - {0x01, 0x01, 0x84, 0x00}, {0x16, 0x01, 0x84, 0x01}, - {0x01, 0x01, 0x85, 0x00}, {0x16, 0x01, 0x85, 0x01}, - {0x01, 0x01, 0x86, 0x00}, {0x16, 0x01, 0x86, 0x01}, - {0x01, 0x01, 0x88, 0x00}, {0x16, 0x01, 0x88, 0x01}, - {0x01, 0x01, 0x92, 0x00}, {0x16, 0x01, 0x92, 0x01} - }, - { - {0x03, 0x01, 0xe6, 0x00}, {0x06, 0x01, 0xe6, 0x00}, - {0x0a, 0x01, 0xe6, 0x00}, {0x0f, 0x01, 0xe6, 0x00}, - {0x18, 0x01, 0xe6, 0x00}, {0x1f, 0x01, 0xe6, 0x00}, - {0x29, 0x01, 0xe6, 0x00}, {0x38, 0x01, 0xe6, 0x01}, - {0x02, 0x01, 0x81, 0x00}, {0x09, 0x01, 0x81, 0x00}, - {0x17, 0x01, 0x81, 0x00}, {0x28, 0x01, 0x81, 0x01}, - {0x02, 0x01, 0x84, 0x00}, {0x09, 0x01, 0x84, 0x00}, - {0x17, 0x01, 0x84, 0x00}, {0x28, 0x01, 0x84, 0x01} - }, - { - {0x03, 0x01, 0x81, 0x00}, {0x06, 0x01, 0x81, 0x00}, - {0x0a, 0x01, 0x81, 0x00}, {0x0f, 0x01, 0x81, 0x00}, - {0x18, 0x01, 0x81, 0x00}, {0x1f, 0x01, 0x81, 0x00}, - {0x29, 0x01, 0x81, 0x00}, {0x38, 0x01, 0x81, 0x01}, - {0x03, 0x01, 0x84, 0x00}, {0x06, 0x01, 0x84, 0x00}, - {0x0a, 0x01, 0x84, 0x00}, {0x0f, 0x01, 0x84, 0x00}, - {0x18, 0x01, 0x84, 0x00}, {0x1f, 0x01, 0x84, 0x00}, - {0x29, 0x01, 0x84, 0x00}, {0x38, 0x01, 0x84, 0x01} - }, - { - {0x02, 0x01, 0x85, 0x00}, {0x09, 0x01, 0x85, 0x00}, - {0x17, 0x01, 0x85, 0x00}, {0x28, 0x01, 0x85, 0x01}, - {0x02, 0x01, 0x86, 0x00}, {0x09, 0x01, 0x86, 0x00}, - {0x17, 0x01, 0x86, 0x00}, {0x28, 0x01, 0x86, 0x01}, - {0x02, 0x01, 0x88, 0x00}, {0x09, 0x01, 0x88, 0x00}, - {0x17, 0x01, 0x88, 0x00}, {0x28, 0x01, 0x88, 0x01}, - {0x02, 0x01, 0x92, 0x00}, {0x09, 0x01, 0x92, 0x00}, - {0x17, 0x01, 0x92, 0x00}, {0x28, 0x01, 0x92, 0x01} - }, - { - {0x03, 0x01, 0x85, 0x00}, {0x06, 0x01, 0x85, 0x00}, - {0x0a, 0x01, 0x85, 0x00}, {0x0f, 0x01, 0x85, 0x00}, - {0x18, 0x01, 0x85, 0x00}, {0x1f, 0x01, 0x85, 0x00}, - {0x29, 0x01, 0x85, 0x00}, {0x38, 0x01, 0x85, 0x01}, - {0x03, 0x01, 0x86, 0x00}, {0x06, 0x01, 0x86, 0x00}, - {0x0a, 0x01, 0x86, 0x00}, {0x0f, 0x01, 0x86, 0x00}, - {0x18, 0x01, 0x86, 0x00}, {0x1f, 0x01, 0x86, 0x00}, - {0x29, 0x01, 0x86, 0x00}, {0x38, 0x01, 0x86, 0x01} - }, - /* 125 */ - { - {0x03, 0x01, 0x88, 0x00}, {0x06, 0x01, 0x88, 0x00}, - {0x0a, 0x01, 0x88, 0x00}, {0x0f, 0x01, 0x88, 0x00}, - {0x18, 0x01, 0x88, 0x00}, {0x1f, 0x01, 0x88, 0x00}, - {0x29, 0x01, 0x88, 0x00}, {0x38, 0x01, 0x88, 0x01}, - {0x03, 0x01, 0x92, 0x00}, {0x06, 0x01, 0x92, 0x00}, - {0x0a, 0x01, 0x92, 0x00}, {0x0f, 0x01, 0x92, 0x00}, - {0x18, 0x01, 0x92, 0x00}, {0x1f, 0x01, 0x92, 0x00}, - {0x29, 0x01, 0x92, 0x00}, {0x38, 0x01, 0x92, 0x01} - }, - { - {0x01, 0x01, 0x9a, 0x00}, {0x16, 0x01, 0x9a, 0x01}, - {0x01, 0x01, 0x9c, 0x00}, {0x16, 0x01, 0x9c, 0x01}, - {0x01, 0x01, 0xa0, 0x00}, {0x16, 0x01, 0xa0, 0x01}, - {0x01, 0x01, 0xa3, 0x00}, {0x16, 0x01, 0xa3, 0x01}, - {0x01, 0x01, 0xa4, 0x00}, {0x16, 0x01, 0xa4, 0x01}, - {0x01, 0x01, 0xa9, 0x00}, {0x16, 0x01, 0xa9, 0x01}, - {0x01, 0x01, 0xaa, 0x00}, {0x16, 0x01, 0xaa, 0x01}, - {0x01, 0x01, 0xad, 0x00}, {0x16, 0x01, 0xad, 0x01} - }, - { - {0x02, 0x01, 0x9a, 0x00}, {0x09, 0x01, 0x9a, 0x00}, - {0x17, 0x01, 0x9a, 0x00}, {0x28, 0x01, 0x9a, 0x01}, - {0x02, 0x01, 0x9c, 0x00}, {0x09, 0x01, 0x9c, 0x00}, - {0x17, 0x01, 0x9c, 0x00}, {0x28, 0x01, 0x9c, 0x01}, - {0x02, 0x01, 0xa0, 0x00}, {0x09, 0x01, 0xa0, 0x00}, - {0x17, 0x01, 0xa0, 0x00}, {0x28, 0x01, 0xa0, 0x01}, - {0x02, 0x01, 0xa3, 0x00}, {0x09, 0x01, 0xa3, 0x00}, - {0x17, 0x01, 0xa3, 0x00}, {0x28, 0x01, 0xa3, 0x01} - }, - { - {0x03, 0x01, 0x9a, 0x00}, {0x06, 0x01, 0x9a, 0x00}, - {0x0a, 0x01, 0x9a, 0x00}, {0x0f, 0x01, 0x9a, 0x00}, - {0x18, 0x01, 0x9a, 0x00}, {0x1f, 0x01, 0x9a, 0x00}, - {0x29, 0x01, 0x9a, 0x00}, {0x38, 0x01, 0x9a, 0x01}, - {0x03, 0x01, 0x9c, 0x00}, {0x06, 0x01, 0x9c, 0x00}, - {0x0a, 0x01, 0x9c, 0x00}, {0x0f, 0x01, 0x9c, 0x00}, - {0x18, 0x01, 0x9c, 0x00}, {0x1f, 0x01, 0x9c, 0x00}, - {0x29, 0x01, 0x9c, 0x00}, {0x38, 0x01, 0x9c, 0x01} - }, - { - {0x03, 0x01, 0xa0, 0x00}, {0x06, 0x01, 0xa0, 0x00}, - {0x0a, 0x01, 0xa0, 0x00}, {0x0f, 0x01, 0xa0, 0x00}, - {0x18, 0x01, 0xa0, 0x00}, {0x1f, 0x01, 0xa0, 0x00}, - {0x29, 0x01, 0xa0, 0x00}, {0x38, 0x01, 0xa0, 0x01}, - {0x03, 0x01, 0xa3, 0x00}, {0x06, 0x01, 0xa3, 0x00}, - {0x0a, 0x01, 0xa3, 0x00}, {0x0f, 0x01, 0xa3, 0x00}, - {0x18, 0x01, 0xa3, 0x00}, {0x1f, 0x01, 0xa3, 0x00}, - {0x29, 0x01, 0xa3, 0x00}, {0x38, 0x01, 0xa3, 0x01} - }, - /* 130 */ - { - {0x02, 0x01, 0xa4, 0x00}, {0x09, 0x01, 0xa4, 0x00}, - {0x17, 0x01, 0xa4, 0x00}, {0x28, 0x01, 0xa4, 0x01}, - {0x02, 0x01, 0xa9, 0x00}, {0x09, 0x01, 0xa9, 0x00}, - {0x17, 0x01, 0xa9, 0x00}, {0x28, 0x01, 0xa9, 0x01}, - {0x02, 0x01, 0xaa, 0x00}, {0x09, 0x01, 0xaa, 0x00}, - {0x17, 0x01, 0xaa, 0x00}, {0x28, 0x01, 0xaa, 0x01}, - {0x02, 0x01, 0xad, 0x00}, {0x09, 0x01, 0xad, 0x00}, - {0x17, 0x01, 0xad, 0x00}, {0x28, 0x01, 0xad, 0x01} - }, - { - {0x03, 0x01, 0xa4, 0x00}, {0x06, 0x01, 0xa4, 0x00}, - {0x0a, 0x01, 0xa4, 0x00}, {0x0f, 0x01, 0xa4, 0x00}, - {0x18, 0x01, 0xa4, 0x00}, {0x1f, 0x01, 0xa4, 0x00}, - {0x29, 0x01, 0xa4, 0x00}, {0x38, 0x01, 0xa4, 0x01}, - {0x03, 0x01, 0xa9, 0x00}, {0x06, 0x01, 0xa9, 0x00}, - {0x0a, 0x01, 0xa9, 0x00}, {0x0f, 0x01, 0xa9, 0x00}, - {0x18, 0x01, 0xa9, 0x00}, {0x1f, 0x01, 0xa9, 0x00}, - {0x29, 0x01, 0xa9, 0x00}, {0x38, 0x01, 0xa9, 0x01} - }, - { - {0x03, 0x01, 0xaa, 0x00}, {0x06, 0x01, 0xaa, 0x00}, - {0x0a, 0x01, 0xaa, 0x00}, {0x0f, 0x01, 0xaa, 0x00}, - {0x18, 0x01, 0xaa, 0x00}, {0x1f, 0x01, 0xaa, 0x00}, - {0x29, 0x01, 0xaa, 0x00}, {0x38, 0x01, 0xaa, 0x01}, - {0x03, 0x01, 0xad, 0x00}, {0x06, 0x01, 0xad, 0x00}, - {0x0a, 0x01, 0xad, 0x00}, {0x0f, 0x01, 0xad, 0x00}, - {0x18, 0x01, 0xad, 0x00}, {0x1f, 0x01, 0xad, 0x00}, - {0x29, 0x01, 0xad, 0x00}, {0x38, 0x01, 0xad, 0x01} - }, - { - {0x89, 0x00, 0x00, 0x00}, {0x8a, 0x00, 0x00, 0x00}, - {0x8c, 0x00, 0x00, 0x00}, {0x8d, 0x00, 0x00, 0x00}, - {0x90, 0x00, 0x00, 0x00}, {0x91, 0x00, 0x00, 0x00}, - {0x93, 0x00, 0x00, 0x00}, {0x96, 0x00, 0x00, 0x00}, - {0x9c, 0x00, 0x00, 0x00}, {0x9f, 0x00, 0x00, 0x00}, - {0xa3, 0x00, 0x00, 0x00}, {0xa6, 0x00, 0x00, 0x00}, - {0xab, 0x00, 0x00, 0x00}, {0xae, 0x00, 0x00, 0x00}, - {0xb5, 0x00, 0x00, 0x00}, {0xbe, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xb2, 0x01}, {0x00, 0x01, 0xb5, 0x01}, - {0x00, 0x01, 0xb9, 0x01}, {0x00, 0x01, 0xba, 0x01}, - {0x00, 0x01, 0xbb, 0x01}, {0x00, 0x01, 0xbd, 0x01}, - {0x00, 0x01, 0xbe, 0x01}, {0x00, 0x01, 0xc4, 0x01}, - {0x00, 0x01, 0xc6, 0x01}, {0x00, 0x01, 0xe4, 0x01}, - {0x00, 0x01, 0xe8, 0x01}, {0x00, 0x01, 0xe9, 0x01}, - {0x94, 0x00, 0x00, 0x00}, {0x95, 0x00, 0x00, 0x00}, - {0x97, 0x00, 0x00, 0x00}, {0x98, 0x00, 0x00, 0x00} - }, - /* 135 */ - { - {0x01, 0x01, 0xb2, 0x00}, {0x16, 0x01, 0xb2, 0x01}, - {0x01, 0x01, 0xb5, 0x00}, {0x16, 0x01, 0xb5, 0x01}, - {0x01, 0x01, 0xb9, 0x00}, {0x16, 0x01, 0xb9, 0x01}, - {0x01, 0x01, 0xba, 0x00}, {0x16, 0x01, 0xba, 0x01}, - {0x01, 0x01, 0xbb, 0x00}, {0x16, 0x01, 0xbb, 0x01}, - {0x01, 0x01, 0xbd, 0x00}, {0x16, 0x01, 0xbd, 0x01}, - {0x01, 0x01, 0xbe, 0x00}, {0x16, 0x01, 0xbe, 0x01}, - {0x01, 0x01, 0xc4, 0x00}, {0x16, 0x01, 0xc4, 0x01} - }, - { - {0x02, 0x01, 0xb2, 0x00}, {0x09, 0x01, 0xb2, 0x00}, - {0x17, 0x01, 0xb2, 0x00}, {0x28, 0x01, 0xb2, 0x01}, - {0x02, 0x01, 0xb5, 0x00}, {0x09, 0x01, 0xb5, 0x00}, - {0x17, 0x01, 0xb5, 0x00}, {0x28, 0x01, 0xb5, 0x01}, - {0x02, 0x01, 0xb9, 0x00}, {0x09, 0x01, 0xb9, 0x00}, - {0x17, 0x01, 0xb9, 0x00}, {0x28, 0x01, 0xb9, 0x01}, - {0x02, 0x01, 0xba, 0x00}, {0x09, 0x01, 0xba, 0x00}, - {0x17, 0x01, 0xba, 0x00}, {0x28, 0x01, 0xba, 0x01} - }, - { - {0x03, 0x01, 0xb2, 0x00}, {0x06, 0x01, 0xb2, 0x00}, - {0x0a, 0x01, 0xb2, 0x00}, {0x0f, 0x01, 0xb2, 0x00}, - {0x18, 0x01, 0xb2, 0x00}, {0x1f, 0x01, 0xb2, 0x00}, - {0x29, 0x01, 0xb2, 0x00}, {0x38, 0x01, 0xb2, 0x01}, - {0x03, 0x01, 0xb5, 0x00}, {0x06, 0x01, 0xb5, 0x00}, - {0x0a, 0x01, 0xb5, 0x00}, {0x0f, 0x01, 0xb5, 0x00}, - {0x18, 0x01, 0xb5, 0x00}, {0x1f, 0x01, 0xb5, 0x00}, - {0x29, 0x01, 0xb5, 0x00}, {0x38, 0x01, 0xb5, 0x01} - }, - { - {0x03, 0x01, 0xb9, 0x00}, {0x06, 0x01, 0xb9, 0x00}, - {0x0a, 0x01, 0xb9, 0x00}, {0x0f, 0x01, 0xb9, 0x00}, - {0x18, 0x01, 0xb9, 0x00}, {0x1f, 0x01, 0xb9, 0x00}, - {0x29, 0x01, 0xb9, 0x00}, {0x38, 0x01, 0xb9, 0x01}, - {0x03, 0x01, 0xba, 0x00}, {0x06, 0x01, 0xba, 0x00}, - {0x0a, 0x01, 0xba, 0x00}, {0x0f, 0x01, 0xba, 0x00}, - {0x18, 0x01, 0xba, 0x00}, {0x1f, 0x01, 0xba, 0x00}, - {0x29, 0x01, 0xba, 0x00}, {0x38, 0x01, 0xba, 0x01} - }, - { - {0x02, 0x01, 0xbb, 0x00}, {0x09, 0x01, 0xbb, 0x00}, - {0x17, 0x01, 0xbb, 0x00}, {0x28, 0x01, 0xbb, 0x01}, - {0x02, 0x01, 0xbd, 0x00}, {0x09, 0x01, 0xbd, 0x00}, - {0x17, 0x01, 0xbd, 0x00}, {0x28, 0x01, 0xbd, 0x01}, - {0x02, 0x01, 0xbe, 0x00}, {0x09, 0x01, 0xbe, 0x00}, - {0x17, 0x01, 0xbe, 0x00}, {0x28, 0x01, 0xbe, 0x01}, - {0x02, 0x01, 0xc4, 0x00}, {0x09, 0x01, 0xc4, 0x00}, - {0x17, 0x01, 0xc4, 0x00}, {0x28, 0x01, 0xc4, 0x01} - }, - /* 140 */ - { - {0x03, 0x01, 0xbb, 0x00}, {0x06, 0x01, 0xbb, 0x00}, - {0x0a, 0x01, 0xbb, 0x00}, {0x0f, 0x01, 0xbb, 0x00}, - {0x18, 0x01, 0xbb, 0x00}, {0x1f, 0x01, 0xbb, 0x00}, - {0x29, 0x01, 0xbb, 0x00}, {0x38, 0x01, 0xbb, 0x01}, - {0x03, 0x01, 0xbd, 0x00}, {0x06, 0x01, 0xbd, 0x00}, - {0x0a, 0x01, 0xbd, 0x00}, {0x0f, 0x01, 0xbd, 0x00}, - {0x18, 0x01, 0xbd, 0x00}, {0x1f, 0x01, 0xbd, 0x00}, - {0x29, 0x01, 0xbd, 0x00}, {0x38, 0x01, 0xbd, 0x01} - }, - { - {0x03, 0x01, 0xbe, 0x00}, {0x06, 0x01, 0xbe, 0x00}, - {0x0a, 0x01, 0xbe, 0x00}, {0x0f, 0x01, 0xbe, 0x00}, - {0x18, 0x01, 0xbe, 0x00}, {0x1f, 0x01, 0xbe, 0x00}, - {0x29, 0x01, 0xbe, 0x00}, {0x38, 0x01, 0xbe, 0x01}, - {0x03, 0x01, 0xc4, 0x00}, {0x06, 0x01, 0xc4, 0x00}, - {0x0a, 0x01, 0xc4, 0x00}, {0x0f, 0x01, 0xc4, 0x00}, - {0x18, 0x01, 0xc4, 0x00}, {0x1f, 0x01, 0xc4, 0x00}, - {0x29, 0x01, 0xc4, 0x00}, {0x38, 0x01, 0xc4, 0x01} - }, - { - {0x01, 0x01, 0xc6, 0x00}, {0x16, 0x01, 0xc6, 0x01}, - {0x01, 0x01, 0xe4, 0x00}, {0x16, 0x01, 0xe4, 0x01}, - {0x01, 0x01, 0xe8, 0x00}, {0x16, 0x01, 0xe8, 0x01}, - {0x01, 0x01, 0xe9, 0x00}, {0x16, 0x01, 0xe9, 0x01}, - {0x00, 0x01, 0x01, 0x01}, {0x00, 0x01, 0x87, 0x01}, - {0x00, 0x01, 0x89, 0x01}, {0x00, 0x01, 0x8a, 0x01}, - {0x00, 0x01, 0x8b, 0x01}, {0x00, 0x01, 0x8c, 0x01}, - {0x00, 0x01, 0x8d, 0x01}, {0x00, 0x01, 0x8f, 0x01} - }, - { - {0x02, 0x01, 0xc6, 0x00}, {0x09, 0x01, 0xc6, 0x00}, - {0x17, 0x01, 0xc6, 0x00}, {0x28, 0x01, 0xc6, 0x01}, - {0x02, 0x01, 0xe4, 0x00}, {0x09, 0x01, 0xe4, 0x00}, - {0x17, 0x01, 0xe4, 0x00}, {0x28, 0x01, 0xe4, 0x01}, - {0x02, 0x01, 0xe8, 0x00}, {0x09, 0x01, 0xe8, 0x00}, - {0x17, 0x01, 0xe8, 0x00}, {0x28, 0x01, 0xe8, 0x01}, - {0x02, 0x01, 0xe9, 0x00}, {0x09, 0x01, 0xe9, 0x00}, - {0x17, 0x01, 0xe9, 0x00}, {0x28, 0x01, 0xe9, 0x01} - }, - { - {0x03, 0x01, 0xc6, 0x00}, {0x06, 0x01, 0xc6, 0x00}, - {0x0a, 0x01, 0xc6, 0x00}, {0x0f, 0x01, 0xc6, 0x00}, - {0x18, 0x01, 0xc6, 0x00}, {0x1f, 0x01, 0xc6, 0x00}, - {0x29, 0x01, 0xc6, 0x00}, {0x38, 0x01, 0xc6, 0x01}, - {0x03, 0x01, 0xe4, 0x00}, {0x06, 0x01, 0xe4, 0x00}, - {0x0a, 0x01, 0xe4, 0x00}, {0x0f, 0x01, 0xe4, 0x00}, - {0x18, 0x01, 0xe4, 0x00}, {0x1f, 0x01, 0xe4, 0x00}, - {0x29, 0x01, 0xe4, 0x00}, {0x38, 0x01, 0xe4, 0x01} - }, - /* 145 */ - { - {0x03, 0x01, 0xe8, 0x00}, {0x06, 0x01, 0xe8, 0x00}, - {0x0a, 0x01, 0xe8, 0x00}, {0x0f, 0x01, 0xe8, 0x00}, - {0x18, 0x01, 0xe8, 0x00}, {0x1f, 0x01, 0xe8, 0x00}, - {0x29, 0x01, 0xe8, 0x00}, {0x38, 0x01, 0xe8, 0x01}, - {0x03, 0x01, 0xe9, 0x00}, {0x06, 0x01, 0xe9, 0x00}, - {0x0a, 0x01, 0xe9, 0x00}, {0x0f, 0x01, 0xe9, 0x00}, - {0x18, 0x01, 0xe9, 0x00}, {0x1f, 0x01, 0xe9, 0x00}, - {0x29, 0x01, 0xe9, 0x00}, {0x38, 0x01, 0xe9, 0x01} - }, - { - {0x01, 0x01, 0x01, 0x00}, {0x16, 0x01, 0x01, 0x01}, - {0x01, 0x01, 0x87, 0x00}, {0x16, 0x01, 0x87, 0x01}, - {0x01, 0x01, 0x89, 0x00}, {0x16, 0x01, 0x89, 0x01}, - {0x01, 0x01, 0x8a, 0x00}, {0x16, 0x01, 0x8a, 0x01}, - {0x01, 0x01, 0x8b, 0x00}, {0x16, 0x01, 0x8b, 0x01}, - {0x01, 0x01, 0x8c, 0x00}, {0x16, 0x01, 0x8c, 0x01}, - {0x01, 0x01, 0x8d, 0x00}, {0x16, 0x01, 0x8d, 0x01}, - {0x01, 0x01, 0x8f, 0x00}, {0x16, 0x01, 0x8f, 0x01} - }, - { - {0x02, 0x01, 0x01, 0x00}, {0x09, 0x01, 0x01, 0x00}, - {0x17, 0x01, 0x01, 0x00}, {0x28, 0x01, 0x01, 0x01}, - {0x02, 0x01, 0x87, 0x00}, {0x09, 0x01, 0x87, 0x00}, - {0x17, 0x01, 0x87, 0x00}, {0x28, 0x01, 0x87, 0x01}, - {0x02, 0x01, 0x89, 0x00}, {0x09, 0x01, 0x89, 0x00}, - {0x17, 0x01, 0x89, 0x00}, {0x28, 0x01, 0x89, 0x01}, - {0x02, 0x01, 0x8a, 0x00}, {0x09, 0x01, 0x8a, 0x00}, - {0x17, 0x01, 0x8a, 0x00}, {0x28, 0x01, 0x8a, 0x01} - }, - { - {0x03, 0x01, 0x01, 0x00}, {0x06, 0x01, 0x01, 0x00}, - {0x0a, 0x01, 0x01, 0x00}, {0x0f, 0x01, 0x01, 0x00}, - {0x18, 0x01, 0x01, 0x00}, {0x1f, 0x01, 0x01, 0x00}, - {0x29, 0x01, 0x01, 0x00}, {0x38, 0x01, 0x01, 0x01}, - {0x03, 0x01, 0x87, 0x00}, {0x06, 0x01, 0x87, 0x00}, - {0x0a, 0x01, 0x87, 0x00}, {0x0f, 0x01, 0x87, 0x00}, - {0x18, 0x01, 0x87, 0x00}, {0x1f, 0x01, 0x87, 0x00}, - {0x29, 0x01, 0x87, 0x00}, {0x38, 0x01, 0x87, 0x01} - }, - { - {0x03, 0x01, 0x89, 0x00}, {0x06, 0x01, 0x89, 0x00}, - {0x0a, 0x01, 0x89, 0x00}, {0x0f, 0x01, 0x89, 0x00}, - {0x18, 0x01, 0x89, 0x00}, {0x1f, 0x01, 0x89, 0x00}, - {0x29, 0x01, 0x89, 0x00}, {0x38, 0x01, 0x89, 0x01}, - {0x03, 0x01, 0x8a, 0x00}, {0x06, 0x01, 0x8a, 0x00}, - {0x0a, 0x01, 0x8a, 0x00}, {0x0f, 0x01, 0x8a, 0x00}, - {0x18, 0x01, 0x8a, 0x00}, {0x1f, 0x01, 0x8a, 0x00}, - {0x29, 0x01, 0x8a, 0x00}, {0x38, 0x01, 0x8a, 0x01} - }, - /* 150 */ - { - {0x02, 0x01, 0x8b, 0x00}, {0x09, 0x01, 0x8b, 0x00}, - {0x17, 0x01, 0x8b, 0x00}, {0x28, 0x01, 0x8b, 0x01}, - {0x02, 0x01, 0x8c, 0x00}, {0x09, 0x01, 0x8c, 0x00}, - {0x17, 0x01, 0x8c, 0x00}, {0x28, 0x01, 0x8c, 0x01}, - {0x02, 0x01, 0x8d, 0x00}, {0x09, 0x01, 0x8d, 0x00}, - {0x17, 0x01, 0x8d, 0x00}, {0x28, 0x01, 0x8d, 0x01}, - {0x02, 0x01, 0x8f, 0x00}, {0x09, 0x01, 0x8f, 0x00}, - {0x17, 0x01, 0x8f, 0x00}, {0x28, 0x01, 0x8f, 0x01} - }, - { - {0x03, 0x01, 0x8b, 0x00}, {0x06, 0x01, 0x8b, 0x00}, - {0x0a, 0x01, 0x8b, 0x00}, {0x0f, 0x01, 0x8b, 0x00}, - {0x18, 0x01, 0x8b, 0x00}, {0x1f, 0x01, 0x8b, 0x00}, - {0x29, 0x01, 0x8b, 0x00}, {0x38, 0x01, 0x8b, 0x01}, - {0x03, 0x01, 0x8c, 0x00}, {0x06, 0x01, 0x8c, 0x00}, - {0x0a, 0x01, 0x8c, 0x00}, {0x0f, 0x01, 0x8c, 0x00}, - {0x18, 0x01, 0x8c, 0x00}, {0x1f, 0x01, 0x8c, 0x00}, - {0x29, 0x01, 0x8c, 0x00}, {0x38, 0x01, 0x8c, 0x01} - }, - { - {0x03, 0x01, 0x8d, 0x00}, {0x06, 0x01, 0x8d, 0x00}, - {0x0a, 0x01, 0x8d, 0x00}, {0x0f, 0x01, 0x8d, 0x00}, - {0x18, 0x01, 0x8d, 0x00}, {0x1f, 0x01, 0x8d, 0x00}, - {0x29, 0x01, 0x8d, 0x00}, {0x38, 0x01, 0x8d, 0x01}, - {0x03, 0x01, 0x8f, 0x00}, {0x06, 0x01, 0x8f, 0x00}, - {0x0a, 0x01, 0x8f, 0x00}, {0x0f, 0x01, 0x8f, 0x00}, - {0x18, 0x01, 0x8f, 0x00}, {0x1f, 0x01, 0x8f, 0x00}, - {0x29, 0x01, 0x8f, 0x00}, {0x38, 0x01, 0x8f, 0x01} - }, - { - {0x9d, 0x00, 0x00, 0x00}, {0x9e, 0x00, 0x00, 0x00}, - {0xa0, 0x00, 0x00, 0x00}, {0xa1, 0x00, 0x00, 0x00}, - {0xa4, 0x00, 0x00, 0x00}, {0xa5, 0x00, 0x00, 0x00}, - {0xa7, 0x00, 0x00, 0x00}, {0xa8, 0x00, 0x00, 0x00}, - {0xac, 0x00, 0x00, 0x00}, {0xad, 0x00, 0x00, 0x00}, - {0xaf, 0x00, 0x00, 0x00}, {0xb1, 0x00, 0x00, 0x00}, - {0xb6, 0x00, 0x00, 0x00}, {0xb9, 0x00, 0x00, 0x00}, - {0xbf, 0x00, 0x00, 0x00}, {0xcf, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0x93, 0x01}, {0x00, 0x01, 0x95, 0x01}, - {0x00, 0x01, 0x96, 0x01}, {0x00, 0x01, 0x97, 0x01}, - {0x00, 0x01, 0x98, 0x01}, {0x00, 0x01, 0x9b, 0x01}, - {0x00, 0x01, 0x9d, 0x01}, {0x00, 0x01, 0x9e, 0x01}, - {0x00, 0x01, 0xa5, 0x01}, {0x00, 0x01, 0xa6, 0x01}, - {0x00, 0x01, 0xa8, 0x01}, {0x00, 0x01, 0xae, 0x01}, - {0x00, 0x01, 0xaf, 0x01}, {0x00, 0x01, 0xb4, 0x01}, - {0x00, 0x01, 0xb6, 0x01}, {0x00, 0x01, 0xb7, 0x01} - }, - /* 155 */ - { - {0x01, 0x01, 0x93, 0x00}, {0x16, 0x01, 0x93, 0x01}, - {0x01, 0x01, 0x95, 0x00}, {0x16, 0x01, 0x95, 0x01}, - {0x01, 0x01, 0x96, 0x00}, {0x16, 0x01, 0x96, 0x01}, - {0x01, 0x01, 0x97, 0x00}, {0x16, 0x01, 0x97, 0x01}, - {0x01, 0x01, 0x98, 0x00}, {0x16, 0x01, 0x98, 0x01}, - {0x01, 0x01, 0x9b, 0x00}, {0x16, 0x01, 0x9b, 0x01}, - {0x01, 0x01, 0x9d, 0x00}, {0x16, 0x01, 0x9d, 0x01}, - {0x01, 0x01, 0x9e, 0x00}, {0x16, 0x01, 0x9e, 0x01} - }, - { - {0x02, 0x01, 0x93, 0x00}, {0x09, 0x01, 0x93, 0x00}, - {0x17, 0x01, 0x93, 0x00}, {0x28, 0x01, 0x93, 0x01}, - {0x02, 0x01, 0x95, 0x00}, {0x09, 0x01, 0x95, 0x00}, - {0x17, 0x01, 0x95, 0x00}, {0x28, 0x01, 0x95, 0x01}, - {0x02, 0x01, 0x96, 0x00}, {0x09, 0x01, 0x96, 0x00}, - {0x17, 0x01, 0x96, 0x00}, {0x28, 0x01, 0x96, 0x01}, - {0x02, 0x01, 0x97, 0x00}, {0x09, 0x01, 0x97, 0x00}, - {0x17, 0x01, 0x97, 0x00}, {0x28, 0x01, 0x97, 0x01} - }, - { - {0x03, 0x01, 0x93, 0x00}, {0x06, 0x01, 0x93, 0x00}, - {0x0a, 0x01, 0x93, 0x00}, {0x0f, 0x01, 0x93, 0x00}, - {0x18, 0x01, 0x93, 0x00}, {0x1f, 0x01, 0x93, 0x00}, - {0x29, 0x01, 0x93, 0x00}, {0x38, 0x01, 0x93, 0x01}, - {0x03, 0x01, 0x95, 0x00}, {0x06, 0x01, 0x95, 0x00}, - {0x0a, 0x01, 0x95, 0x00}, {0x0f, 0x01, 0x95, 0x00}, - {0x18, 0x01, 0x95, 0x00}, {0x1f, 0x01, 0x95, 0x00}, - {0x29, 0x01, 0x95, 0x00}, {0x38, 0x01, 0x95, 0x01} - }, - { - {0x03, 0x01, 0x96, 0x00}, {0x06, 0x01, 0x96, 0x00}, - {0x0a, 0x01, 0x96, 0x00}, {0x0f, 0x01, 0x96, 0x00}, - {0x18, 0x01, 0x96, 0x00}, {0x1f, 0x01, 0x96, 0x00}, - {0x29, 0x01, 0x96, 0x00}, {0x38, 0x01, 0x96, 0x01}, - {0x03, 0x01, 0x97, 0x00}, {0x06, 0x01, 0x97, 0x00}, - {0x0a, 0x01, 0x97, 0x00}, {0x0f, 0x01, 0x97, 0x00}, - {0x18, 0x01, 0x97, 0x00}, {0x1f, 0x01, 0x97, 0x00}, - {0x29, 0x01, 0x97, 0x00}, {0x38, 0x01, 0x97, 0x01} - }, - { - {0x02, 0x01, 0x98, 0x00}, {0x09, 0x01, 0x98, 0x00}, - {0x17, 0x01, 0x98, 0x00}, {0x28, 0x01, 0x98, 0x01}, - {0x02, 0x01, 0x9b, 0x00}, {0x09, 0x01, 0x9b, 0x00}, - {0x17, 0x01, 0x9b, 0x00}, {0x28, 0x01, 0x9b, 0x01}, - {0x02, 0x01, 0x9d, 0x00}, {0x09, 0x01, 0x9d, 0x00}, - {0x17, 0x01, 0x9d, 0x00}, {0x28, 0x01, 0x9d, 0x01}, - {0x02, 0x01, 0x9e, 0x00}, {0x09, 0x01, 0x9e, 0x00}, - {0x17, 0x01, 0x9e, 0x00}, {0x28, 0x01, 0x9e, 0x01} - }, - /* 160 */ - { - {0x03, 0x01, 0x98, 0x00}, {0x06, 0x01, 0x98, 0x00}, - {0x0a, 0x01, 0x98, 0x00}, {0x0f, 0x01, 0x98, 0x00}, - {0x18, 0x01, 0x98, 0x00}, {0x1f, 0x01, 0x98, 0x00}, - {0x29, 0x01, 0x98, 0x00}, {0x38, 0x01, 0x98, 0x01}, - {0x03, 0x01, 0x9b, 0x00}, {0x06, 0x01, 0x9b, 0x00}, - {0x0a, 0x01, 0x9b, 0x00}, {0x0f, 0x01, 0x9b, 0x00}, - {0x18, 0x01, 0x9b, 0x00}, {0x1f, 0x01, 0x9b, 0x00}, - {0x29, 0x01, 0x9b, 0x00}, {0x38, 0x01, 0x9b, 0x01} - }, - { - {0x03, 0x01, 0x9d, 0x00}, {0x06, 0x01, 0x9d, 0x00}, - {0x0a, 0x01, 0x9d, 0x00}, {0x0f, 0x01, 0x9d, 0x00}, - {0x18, 0x01, 0x9d, 0x00}, {0x1f, 0x01, 0x9d, 0x00}, - {0x29, 0x01, 0x9d, 0x00}, {0x38, 0x01, 0x9d, 0x01}, - {0x03, 0x01, 0x9e, 0x00}, {0x06, 0x01, 0x9e, 0x00}, - {0x0a, 0x01, 0x9e, 0x00}, {0x0f, 0x01, 0x9e, 0x00}, - {0x18, 0x01, 0x9e, 0x00}, {0x1f, 0x01, 0x9e, 0x00}, - {0x29, 0x01, 0x9e, 0x00}, {0x38, 0x01, 0x9e, 0x01} - }, - { - {0x01, 0x01, 0xa5, 0x00}, {0x16, 0x01, 0xa5, 0x01}, - {0x01, 0x01, 0xa6, 0x00}, {0x16, 0x01, 0xa6, 0x01}, - {0x01, 0x01, 0xa8, 0x00}, {0x16, 0x01, 0xa8, 0x01}, - {0x01, 0x01, 0xae, 0x00}, {0x16, 0x01, 0xae, 0x01}, - {0x01, 0x01, 0xaf, 0x00}, {0x16, 0x01, 0xaf, 0x01}, - {0x01, 0x01, 0xb4, 0x00}, {0x16, 0x01, 0xb4, 0x01}, - {0x01, 0x01, 0xb6, 0x00}, {0x16, 0x01, 0xb6, 0x01}, - {0x01, 0x01, 0xb7, 0x00}, {0x16, 0x01, 0xb7, 0x01} - }, - { - {0x02, 0x01, 0xa5, 0x00}, {0x09, 0x01, 0xa5, 0x00}, - {0x17, 0x01, 0xa5, 0x00}, {0x28, 0x01, 0xa5, 0x01}, - {0x02, 0x01, 0xa6, 0x00}, {0x09, 0x01, 0xa6, 0x00}, - {0x17, 0x01, 0xa6, 0x00}, {0x28, 0x01, 0xa6, 0x01}, - {0x02, 0x01, 0xa8, 0x00}, {0x09, 0x01, 0xa8, 0x00}, - {0x17, 0x01, 0xa8, 0x00}, {0x28, 0x01, 0xa8, 0x01}, - {0x02, 0x01, 0xae, 0x00}, {0x09, 0x01, 0xae, 0x00}, - {0x17, 0x01, 0xae, 0x00}, {0x28, 0x01, 0xae, 0x01} - }, - { - {0x03, 0x01, 0xa5, 0x00}, {0x06, 0x01, 0xa5, 0x00}, - {0x0a, 0x01, 0xa5, 0x00}, {0x0f, 0x01, 0xa5, 0x00}, - {0x18, 0x01, 0xa5, 0x00}, {0x1f, 0x01, 0xa5, 0x00}, - {0x29, 0x01, 0xa5, 0x00}, {0x38, 0x01, 0xa5, 0x01}, - {0x03, 0x01, 0xa6, 0x00}, {0x06, 0x01, 0xa6, 0x00}, - {0x0a, 0x01, 0xa6, 0x00}, {0x0f, 0x01, 0xa6, 0x00}, - {0x18, 0x01, 0xa6, 0x00}, {0x1f, 0x01, 0xa6, 0x00}, - {0x29, 0x01, 0xa6, 0x00}, {0x38, 0x01, 0xa6, 0x01} - }, - /* 165 */ - { - {0x03, 0x01, 0xa8, 0x00}, {0x06, 0x01, 0xa8, 0x00}, - {0x0a, 0x01, 0xa8, 0x00}, {0x0f, 0x01, 0xa8, 0x00}, - {0x18, 0x01, 0xa8, 0x00}, {0x1f, 0x01, 0xa8, 0x00}, - {0x29, 0x01, 0xa8, 0x00}, {0x38, 0x01, 0xa8, 0x01}, - {0x03, 0x01, 0xae, 0x00}, {0x06, 0x01, 0xae, 0x00}, - {0x0a, 0x01, 0xae, 0x00}, {0x0f, 0x01, 0xae, 0x00}, - {0x18, 0x01, 0xae, 0x00}, {0x1f, 0x01, 0xae, 0x00}, - {0x29, 0x01, 0xae, 0x00}, {0x38, 0x01, 0xae, 0x01} - }, - { - {0x02, 0x01, 0xaf, 0x00}, {0x09, 0x01, 0xaf, 0x00}, - {0x17, 0x01, 0xaf, 0x00}, {0x28, 0x01, 0xaf, 0x01}, - {0x02, 0x01, 0xb4, 0x00}, {0x09, 0x01, 0xb4, 0x00}, - {0x17, 0x01, 0xb4, 0x00}, {0x28, 0x01, 0xb4, 0x01}, - {0x02, 0x01, 0xb6, 0x00}, {0x09, 0x01, 0xb6, 0x00}, - {0x17, 0x01, 0xb6, 0x00}, {0x28, 0x01, 0xb6, 0x01}, - {0x02, 0x01, 0xb7, 0x00}, {0x09, 0x01, 0xb7, 0x00}, - {0x17, 0x01, 0xb7, 0x00}, {0x28, 0x01, 0xb7, 0x01} - }, - { - {0x03, 0x01, 0xaf, 0x00}, {0x06, 0x01, 0xaf, 0x00}, - {0x0a, 0x01, 0xaf, 0x00}, {0x0f, 0x01, 0xaf, 0x00}, - {0x18, 0x01, 0xaf, 0x00}, {0x1f, 0x01, 0xaf, 0x00}, - {0x29, 0x01, 0xaf, 0x00}, {0x38, 0x01, 0xaf, 0x01}, - {0x03, 0x01, 0xb4, 0x00}, {0x06, 0x01, 0xb4, 0x00}, - {0x0a, 0x01, 0xb4, 0x00}, {0x0f, 0x01, 0xb4, 0x00}, - {0x18, 0x01, 0xb4, 0x00}, {0x1f, 0x01, 0xb4, 0x00}, - {0x29, 0x01, 0xb4, 0x00}, {0x38, 0x01, 0xb4, 0x01} - }, - { - {0x03, 0x01, 0xb6, 0x00}, {0x06, 0x01, 0xb6, 0x00}, - {0x0a, 0x01, 0xb6, 0x00}, {0x0f, 0x01, 0xb6, 0x00}, - {0x18, 0x01, 0xb6, 0x00}, {0x1f, 0x01, 0xb6, 0x00}, - {0x29, 0x01, 0xb6, 0x00}, {0x38, 0x01, 0xb6, 0x01}, - {0x03, 0x01, 0xb7, 0x00}, {0x06, 0x01, 0xb7, 0x00}, - {0x0a, 0x01, 0xb7, 0x00}, {0x0f, 0x01, 0xb7, 0x00}, - {0x18, 0x01, 0xb7, 0x00}, {0x1f, 0x01, 0xb7, 0x00}, - {0x29, 0x01, 0xb7, 0x00}, {0x38, 0x01, 0xb7, 0x01} - }, - { - {0x00, 0x01, 0xbc, 0x01}, {0x00, 0x01, 0xbf, 0x01}, - {0x00, 0x01, 0xc5, 0x01}, {0x00, 0x01, 0xe7, 0x01}, - {0x00, 0x01, 0xef, 0x01}, {0xb0, 0x00, 0x00, 0x00}, - {0xb2, 0x00, 0x00, 0x00}, {0xb3, 0x00, 0x00, 0x00}, - {0xb7, 0x00, 0x00, 0x00}, {0xb8, 0x00, 0x00, 0x00}, - {0xba, 0x00, 0x00, 0x00}, {0xbb, 0x00, 0x00, 0x00}, - {0xc0, 0x00, 0x00, 0x00}, {0xc7, 0x00, 0x00, 0x00}, - {0xd0, 0x00, 0x00, 0x00}, {0xdf, 0x00, 0x00, 0x01} - }, - /* 170 */ - { - {0x01, 0x01, 0xbc, 0x00}, {0x16, 0x01, 0xbc, 0x01}, - {0x01, 0x01, 0xbf, 0x00}, {0x16, 0x01, 0xbf, 0x01}, - {0x01, 0x01, 0xc5, 0x00}, {0x16, 0x01, 0xc5, 0x01}, - {0x01, 0x01, 0xe7, 0x00}, {0x16, 0x01, 0xe7, 0x01}, - {0x01, 0x01, 0xef, 0x00}, {0x16, 0x01, 0xef, 0x01}, - {0x00, 0x01, 0x09, 0x01}, {0x00, 0x01, 0x8e, 0x01}, - {0x00, 0x01, 0x90, 0x01}, {0x00, 0x01, 0x91, 0x01}, - {0x00, 0x01, 0x94, 0x01}, {0x00, 0x01, 0x9f, 0x01} - }, - { - {0x02, 0x01, 0xbc, 0x00}, {0x09, 0x01, 0xbc, 0x00}, - {0x17, 0x01, 0xbc, 0x00}, {0x28, 0x01, 0xbc, 0x01}, - {0x02, 0x01, 0xbf, 0x00}, {0x09, 0x01, 0xbf, 0x00}, - {0x17, 0x01, 0xbf, 0x00}, {0x28, 0x01, 0xbf, 0x01}, - {0x02, 0x01, 0xc5, 0x00}, {0x09, 0x01, 0xc5, 0x00}, - {0x17, 0x01, 0xc5, 0x00}, {0x28, 0x01, 0xc5, 0x01}, - {0x02, 0x01, 0xe7, 0x00}, {0x09, 0x01, 0xe7, 0x00}, - {0x17, 0x01, 0xe7, 0x00}, {0x28, 0x01, 0xe7, 0x01} - }, - { - {0x03, 0x01, 0xbc, 0x00}, {0x06, 0x01, 0xbc, 0x00}, - {0x0a, 0x01, 0xbc, 0x00}, {0x0f, 0x01, 0xbc, 0x00}, - {0x18, 0x01, 0xbc, 0x00}, {0x1f, 0x01, 0xbc, 0x00}, - {0x29, 0x01, 0xbc, 0x00}, {0x38, 0x01, 0xbc, 0x01}, - {0x03, 0x01, 0xbf, 0x00}, {0x06, 0x01, 0xbf, 0x00}, - {0x0a, 0x01, 0xbf, 0x00}, {0x0f, 0x01, 0xbf, 0x00}, - {0x18, 0x01, 0xbf, 0x00}, {0x1f, 0x01, 0xbf, 0x00}, - {0x29, 0x01, 0xbf, 0x00}, {0x38, 0x01, 0xbf, 0x01} - }, - { - {0x03, 0x01, 0xc5, 0x00}, {0x06, 0x01, 0xc5, 0x00}, - {0x0a, 0x01, 0xc5, 0x00}, {0x0f, 0x01, 0xc5, 0x00}, - {0x18, 0x01, 0xc5, 0x00}, {0x1f, 0x01, 0xc5, 0x00}, - {0x29, 0x01, 0xc5, 0x00}, {0x38, 0x01, 0xc5, 0x01}, - {0x03, 0x01, 0xe7, 0x00}, {0x06, 0x01, 0xe7, 0x00}, - {0x0a, 0x01, 0xe7, 0x00}, {0x0f, 0x01, 0xe7, 0x00}, - {0x18, 0x01, 0xe7, 0x00}, {0x1f, 0x01, 0xe7, 0x00}, - {0x29, 0x01, 0xe7, 0x00}, {0x38, 0x01, 0xe7, 0x01} - }, - { - {0x02, 0x01, 0xef, 0x00}, {0x09, 0x01, 0xef, 0x00}, - {0x17, 0x01, 0xef, 0x00}, {0x28, 0x01, 0xef, 0x01}, - {0x01, 0x01, 0x09, 0x00}, {0x16, 0x01, 0x09, 0x01}, - {0x01, 0x01, 0x8e, 0x00}, {0x16, 0x01, 0x8e, 0x01}, - {0x01, 0x01, 0x90, 0x00}, {0x16, 0x01, 0x90, 0x01}, - {0x01, 0x01, 0x91, 0x00}, {0x16, 0x01, 0x91, 0x01}, - {0x01, 0x01, 0x94, 0x00}, {0x16, 0x01, 0x94, 0x01}, - {0x01, 0x01, 0x9f, 0x00}, {0x16, 0x01, 0x9f, 0x01} - }, - /* 175 */ - { - {0x03, 0x01, 0xef, 0x00}, {0x06, 0x01, 0xef, 0x00}, - {0x0a, 0x01, 0xef, 0x00}, {0x0f, 0x01, 0xef, 0x00}, - {0x18, 0x01, 0xef, 0x00}, {0x1f, 0x01, 0xef, 0x00}, - {0x29, 0x01, 0xef, 0x00}, {0x38, 0x01, 0xef, 0x01}, - {0x02, 0x01, 0x09, 0x00}, {0x09, 0x01, 0x09, 0x00}, - {0x17, 0x01, 0x09, 0x00}, {0x28, 0x01, 0x09, 0x01}, - {0x02, 0x01, 0x8e, 0x00}, {0x09, 0x01, 0x8e, 0x00}, - {0x17, 0x01, 0x8e, 0x00}, {0x28, 0x01, 0x8e, 0x01} - }, - { - {0x03, 0x01, 0x09, 0x00}, {0x06, 0x01, 0x09, 0x00}, - {0x0a, 0x01, 0x09, 0x00}, {0x0f, 0x01, 0x09, 0x00}, - {0x18, 0x01, 0x09, 0x00}, {0x1f, 0x01, 0x09, 0x00}, - {0x29, 0x01, 0x09, 0x00}, {0x38, 0x01, 0x09, 0x01}, - {0x03, 0x01, 0x8e, 0x00}, {0x06, 0x01, 0x8e, 0x00}, - {0x0a, 0x01, 0x8e, 0x00}, {0x0f, 0x01, 0x8e, 0x00}, - {0x18, 0x01, 0x8e, 0x00}, {0x1f, 0x01, 0x8e, 0x00}, - {0x29, 0x01, 0x8e, 0x00}, {0x38, 0x01, 0x8e, 0x01} - }, - { - {0x02, 0x01, 0x90, 0x00}, {0x09, 0x01, 0x90, 0x00}, - {0x17, 0x01, 0x90, 0x00}, {0x28, 0x01, 0x90, 0x01}, - {0x02, 0x01, 0x91, 0x00}, {0x09, 0x01, 0x91, 0x00}, - {0x17, 0x01, 0x91, 0x00}, {0x28, 0x01, 0x91, 0x01}, - {0x02, 0x01, 0x94, 0x00}, {0x09, 0x01, 0x94, 0x00}, - {0x17, 0x01, 0x94, 0x00}, {0x28, 0x01, 0x94, 0x01}, - {0x02, 0x01, 0x9f, 0x00}, {0x09, 0x01, 0x9f, 0x00}, - {0x17, 0x01, 0x9f, 0x00}, {0x28, 0x01, 0x9f, 0x01} - }, - { - {0x03, 0x01, 0x90, 0x00}, {0x06, 0x01, 0x90, 0x00}, - {0x0a, 0x01, 0x90, 0x00}, {0x0f, 0x01, 0x90, 0x00}, - {0x18, 0x01, 0x90, 0x00}, {0x1f, 0x01, 0x90, 0x00}, - {0x29, 0x01, 0x90, 0x00}, {0x38, 0x01, 0x90, 0x01}, - {0x03, 0x01, 0x91, 0x00}, {0x06, 0x01, 0x91, 0x00}, - {0x0a, 0x01, 0x91, 0x00}, {0x0f, 0x01, 0x91, 0x00}, - {0x18, 0x01, 0x91, 0x00}, {0x1f, 0x01, 0x91, 0x00}, - {0x29, 0x01, 0x91, 0x00}, {0x38, 0x01, 0x91, 0x01} - }, - { - {0x03, 0x01, 0x94, 0x00}, {0x06, 0x01, 0x94, 0x00}, - {0x0a, 0x01, 0x94, 0x00}, {0x0f, 0x01, 0x94, 0x00}, - {0x18, 0x01, 0x94, 0x00}, {0x1f, 0x01, 0x94, 0x00}, - {0x29, 0x01, 0x94, 0x00}, {0x38, 0x01, 0x94, 0x01}, - {0x03, 0x01, 0x9f, 0x00}, {0x06, 0x01, 0x9f, 0x00}, - {0x0a, 0x01, 0x9f, 0x00}, {0x0f, 0x01, 0x9f, 0x00}, - {0x18, 0x01, 0x9f, 0x00}, {0x1f, 0x01, 0x9f, 0x00}, - {0x29, 0x01, 0x9f, 0x00}, {0x38, 0x01, 0x9f, 0x01} - }, - /* 180 */ - { - {0x00, 0x01, 0xab, 0x01}, {0x00, 0x01, 0xce, 0x01}, - {0x00, 0x01, 0xd7, 0x01}, {0x00, 0x01, 0xe1, 0x01}, - {0x00, 0x01, 0xec, 0x01}, {0x00, 0x01, 0xed, 0x01}, - {0xbc, 0x00, 0x00, 0x00}, {0xbd, 0x00, 0x00, 0x00}, - {0xc1, 0x00, 0x00, 0x00}, {0xc4, 0x00, 0x00, 0x00}, - {0xc8, 0x00, 0x00, 0x00}, {0xcb, 0x00, 0x00, 0x00}, - {0xd1, 0x00, 0x00, 0x00}, {0xd8, 0x00, 0x00, 0x00}, - {0xe0, 0x00, 0x00, 0x00}, {0xee, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0xab, 0x00}, {0x16, 0x01, 0xab, 0x01}, - {0x01, 0x01, 0xce, 0x00}, {0x16, 0x01, 0xce, 0x01}, - {0x01, 0x01, 0xd7, 0x00}, {0x16, 0x01, 0xd7, 0x01}, - {0x01, 0x01, 0xe1, 0x00}, {0x16, 0x01, 0xe1, 0x01}, - {0x01, 0x01, 0xec, 0x00}, {0x16, 0x01, 0xec, 0x01}, - {0x01, 0x01, 0xed, 0x00}, {0x16, 0x01, 0xed, 0x01}, - {0x00, 0x01, 0xc7, 0x01}, {0x00, 0x01, 0xcf, 0x01}, - {0x00, 0x01, 0xea, 0x01}, {0x00, 0x01, 0xeb, 0x01} - }, - { - {0x02, 0x01, 0xab, 0x00}, {0x09, 0x01, 0xab, 0x00}, - {0x17, 0x01, 0xab, 0x00}, {0x28, 0x01, 0xab, 0x01}, - {0x02, 0x01, 0xce, 0x00}, {0x09, 0x01, 0xce, 0x00}, - {0x17, 0x01, 0xce, 0x00}, {0x28, 0x01, 0xce, 0x01}, - {0x02, 0x01, 0xd7, 0x00}, {0x09, 0x01, 0xd7, 0x00}, - {0x17, 0x01, 0xd7, 0x00}, {0x28, 0x01, 0xd7, 0x01}, - {0x02, 0x01, 0xe1, 0x00}, {0x09, 0x01, 0xe1, 0x00}, - {0x17, 0x01, 0xe1, 0x00}, {0x28, 0x01, 0xe1, 0x01} - }, - { - {0x03, 0x01, 0xab, 0x00}, {0x06, 0x01, 0xab, 0x00}, - {0x0a, 0x01, 0xab, 0x00}, {0x0f, 0x01, 0xab, 0x00}, - {0x18, 0x01, 0xab, 0x00}, {0x1f, 0x01, 0xab, 0x00}, - {0x29, 0x01, 0xab, 0x00}, {0x38, 0x01, 0xab, 0x01}, - {0x03, 0x01, 0xce, 0x00}, {0x06, 0x01, 0xce, 0x00}, - {0x0a, 0x01, 0xce, 0x00}, {0x0f, 0x01, 0xce, 0x00}, - {0x18, 0x01, 0xce, 0x00}, {0x1f, 0x01, 0xce, 0x00}, - {0x29, 0x01, 0xce, 0x00}, {0x38, 0x01, 0xce, 0x01} - }, - { - {0x03, 0x01, 0xd7, 0x00}, {0x06, 0x01, 0xd7, 0x00}, - {0x0a, 0x01, 0xd7, 0x00}, {0x0f, 0x01, 0xd7, 0x00}, - {0x18, 0x01, 0xd7, 0x00}, {0x1f, 0x01, 0xd7, 0x00}, - {0x29, 0x01, 0xd7, 0x00}, {0x38, 0x01, 0xd7, 0x01}, - {0x03, 0x01, 0xe1, 0x00}, {0x06, 0x01, 0xe1, 0x00}, - {0x0a, 0x01, 0xe1, 0x00}, {0x0f, 0x01, 0xe1, 0x00}, - {0x18, 0x01, 0xe1, 0x00}, {0x1f, 0x01, 0xe1, 0x00}, - {0x29, 0x01, 0xe1, 0x00}, {0x38, 0x01, 0xe1, 0x01} - }, - /* 185 */ - { - {0x02, 0x01, 0xec, 0x00}, {0x09, 0x01, 0xec, 0x00}, - {0x17, 0x01, 0xec, 0x00}, {0x28, 0x01, 0xec, 0x01}, - {0x02, 0x01, 0xed, 0x00}, {0x09, 0x01, 0xed, 0x00}, - {0x17, 0x01, 0xed, 0x00}, {0x28, 0x01, 0xed, 0x01}, - {0x01, 0x01, 0xc7, 0x00}, {0x16, 0x01, 0xc7, 0x01}, - {0x01, 0x01, 0xcf, 0x00}, {0x16, 0x01, 0xcf, 0x01}, - {0x01, 0x01, 0xea, 0x00}, {0x16, 0x01, 0xea, 0x01}, - {0x01, 0x01, 0xeb, 0x00}, {0x16, 0x01, 0xeb, 0x01} - }, - { - {0x03, 0x01, 0xec, 0x00}, {0x06, 0x01, 0xec, 0x00}, - {0x0a, 0x01, 0xec, 0x00}, {0x0f, 0x01, 0xec, 0x00}, - {0x18, 0x01, 0xec, 0x00}, {0x1f, 0x01, 0xec, 0x00}, - {0x29, 0x01, 0xec, 0x00}, {0x38, 0x01, 0xec, 0x01}, - {0x03, 0x01, 0xed, 0x00}, {0x06, 0x01, 0xed, 0x00}, - {0x0a, 0x01, 0xed, 0x00}, {0x0f, 0x01, 0xed, 0x00}, - {0x18, 0x01, 0xed, 0x00}, {0x1f, 0x01, 0xed, 0x00}, - {0x29, 0x01, 0xed, 0x00}, {0x38, 0x01, 0xed, 0x01} - }, - { - {0x02, 0x01, 0xc7, 0x00}, {0x09, 0x01, 0xc7, 0x00}, - {0x17, 0x01, 0xc7, 0x00}, {0x28, 0x01, 0xc7, 0x01}, - {0x02, 0x01, 0xcf, 0x00}, {0x09, 0x01, 0xcf, 0x00}, - {0x17, 0x01, 0xcf, 0x00}, {0x28, 0x01, 0xcf, 0x01}, - {0x02, 0x01, 0xea, 0x00}, {0x09, 0x01, 0xea, 0x00}, - {0x17, 0x01, 0xea, 0x00}, {0x28, 0x01, 0xea, 0x01}, - {0x02, 0x01, 0xeb, 0x00}, {0x09, 0x01, 0xeb, 0x00}, - {0x17, 0x01, 0xeb, 0x00}, {0x28, 0x01, 0xeb, 0x01} - }, - { - {0x03, 0x01, 0xc7, 0x00}, {0x06, 0x01, 0xc7, 0x00}, - {0x0a, 0x01, 0xc7, 0x00}, {0x0f, 0x01, 0xc7, 0x00}, - {0x18, 0x01, 0xc7, 0x00}, {0x1f, 0x01, 0xc7, 0x00}, - {0x29, 0x01, 0xc7, 0x00}, {0x38, 0x01, 0xc7, 0x01}, - {0x03, 0x01, 0xcf, 0x00}, {0x06, 0x01, 0xcf, 0x00}, - {0x0a, 0x01, 0xcf, 0x00}, {0x0f, 0x01, 0xcf, 0x00}, - {0x18, 0x01, 0xcf, 0x00}, {0x1f, 0x01, 0xcf, 0x00}, - {0x29, 0x01, 0xcf, 0x00}, {0x38, 0x01, 0xcf, 0x01} - }, - { - {0x03, 0x01, 0xea, 0x00}, {0x06, 0x01, 0xea, 0x00}, - {0x0a, 0x01, 0xea, 0x00}, {0x0f, 0x01, 0xea, 0x00}, - {0x18, 0x01, 0xea, 0x00}, {0x1f, 0x01, 0xea, 0x00}, - {0x29, 0x01, 0xea, 0x00}, {0x38, 0x01, 0xea, 0x01}, - {0x03, 0x01, 0xeb, 0x00}, {0x06, 0x01, 0xeb, 0x00}, - {0x0a, 0x01, 0xeb, 0x00}, {0x0f, 0x01, 0xeb, 0x00}, - {0x18, 0x01, 0xeb, 0x00}, {0x1f, 0x01, 0xeb, 0x00}, - {0x29, 0x01, 0xeb, 0x00}, {0x38, 0x01, 0xeb, 0x01} - }, - /* 190 */ - { - {0xc2, 0x00, 0x00, 0x00}, {0xc3, 0x00, 0x00, 0x00}, - {0xc5, 0x00, 0x00, 0x00}, {0xc6, 0x00, 0x00, 0x00}, - {0xc9, 0x00, 0x00, 0x00}, {0xca, 0x00, 0x00, 0x00}, - {0xcc, 0x00, 0x00, 0x00}, {0xcd, 0x00, 0x00, 0x00}, - {0xd2, 0x00, 0x00, 0x00}, {0xd5, 0x00, 0x00, 0x00}, - {0xd9, 0x00, 0x00, 0x00}, {0xdc, 0x00, 0x00, 0x00}, - {0xe1, 0x00, 0x00, 0x00}, {0xe7, 0x00, 0x00, 0x00}, - {0xef, 0x00, 0x00, 0x00}, {0xf6, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xc0, 0x01}, {0x00, 0x01, 0xc1, 0x01}, - {0x00, 0x01, 0xc8, 0x01}, {0x00, 0x01, 0xc9, 0x01}, - {0x00, 0x01, 0xca, 0x01}, {0x00, 0x01, 0xcd, 0x01}, - {0x00, 0x01, 0xd2, 0x01}, {0x00, 0x01, 0xd5, 0x01}, - {0x00, 0x01, 0xda, 0x01}, {0x00, 0x01, 0xdb, 0x01}, - {0x00, 0x01, 0xee, 0x01}, {0x00, 0x01, 0xf0, 0x01}, - {0x00, 0x01, 0xf2, 0x01}, {0x00, 0x01, 0xf3, 0x01}, - {0x00, 0x01, 0xff, 0x01}, {0xce, 0x00, 0x00, 0x00} - }, - { - {0x01, 0x01, 0xc0, 0x00}, {0x16, 0x01, 0xc0, 0x01}, - {0x01, 0x01, 0xc1, 0x00}, {0x16, 0x01, 0xc1, 0x01}, - {0x01, 0x01, 0xc8, 0x00}, {0x16, 0x01, 0xc8, 0x01}, - {0x01, 0x01, 0xc9, 0x00}, {0x16, 0x01, 0xc9, 0x01}, - {0x01, 0x01, 0xca, 0x00}, {0x16, 0x01, 0xca, 0x01}, - {0x01, 0x01, 0xcd, 0x00}, {0x16, 0x01, 0xcd, 0x01}, - {0x01, 0x01, 0xd2, 0x00}, {0x16, 0x01, 0xd2, 0x01}, - {0x01, 0x01, 0xd5, 0x00}, {0x16, 0x01, 0xd5, 0x01} - }, - { - {0x02, 0x01, 0xc0, 0x00}, {0x09, 0x01, 0xc0, 0x00}, - {0x17, 0x01, 0xc0, 0x00}, {0x28, 0x01, 0xc0, 0x01}, - {0x02, 0x01, 0xc1, 0x00}, {0x09, 0x01, 0xc1, 0x00}, - {0x17, 0x01, 0xc1, 0x00}, {0x28, 0x01, 0xc1, 0x01}, - {0x02, 0x01, 0xc8, 0x00}, {0x09, 0x01, 0xc8, 0x00}, - {0x17, 0x01, 0xc8, 0x00}, {0x28, 0x01, 0xc8, 0x01}, - {0x02, 0x01, 0xc9, 0x00}, {0x09, 0x01, 0xc9, 0x00}, - {0x17, 0x01, 0xc9, 0x00}, {0x28, 0x01, 0xc9, 0x01} - }, - { - {0x03, 0x01, 0xc0, 0x00}, {0x06, 0x01, 0xc0, 0x00}, - {0x0a, 0x01, 0xc0, 0x00}, {0x0f, 0x01, 0xc0, 0x00}, - {0x18, 0x01, 0xc0, 0x00}, {0x1f, 0x01, 0xc0, 0x00}, - {0x29, 0x01, 0xc0, 0x00}, {0x38, 0x01, 0xc0, 0x01}, - {0x03, 0x01, 0xc1, 0x00}, {0x06, 0x01, 0xc1, 0x00}, - {0x0a, 0x01, 0xc1, 0x00}, {0x0f, 0x01, 0xc1, 0x00}, - {0x18, 0x01, 0xc1, 0x00}, {0x1f, 0x01, 0xc1, 0x00}, - {0x29, 0x01, 0xc1, 0x00}, {0x38, 0x01, 0xc1, 0x01} - }, - /* 195 */ - { - {0x03, 0x01, 0xc8, 0x00}, {0x06, 0x01, 0xc8, 0x00}, - {0x0a, 0x01, 0xc8, 0x00}, {0x0f, 0x01, 0xc8, 0x00}, - {0x18, 0x01, 0xc8, 0x00}, {0x1f, 0x01, 0xc8, 0x00}, - {0x29, 0x01, 0xc8, 0x00}, {0x38, 0x01, 0xc8, 0x01}, - {0x03, 0x01, 0xc9, 0x00}, {0x06, 0x01, 0xc9, 0x00}, - {0x0a, 0x01, 0xc9, 0x00}, {0x0f, 0x01, 0xc9, 0x00}, - {0x18, 0x01, 0xc9, 0x00}, {0x1f, 0x01, 0xc9, 0x00}, - {0x29, 0x01, 0xc9, 0x00}, {0x38, 0x01, 0xc9, 0x01} - }, - { - {0x02, 0x01, 0xca, 0x00}, {0x09, 0x01, 0xca, 0x00}, - {0x17, 0x01, 0xca, 0x00}, {0x28, 0x01, 0xca, 0x01}, - {0x02, 0x01, 0xcd, 0x00}, {0x09, 0x01, 0xcd, 0x00}, - {0x17, 0x01, 0xcd, 0x00}, {0x28, 0x01, 0xcd, 0x01}, - {0x02, 0x01, 0xd2, 0x00}, {0x09, 0x01, 0xd2, 0x00}, - {0x17, 0x01, 0xd2, 0x00}, {0x28, 0x01, 0xd2, 0x01}, - {0x02, 0x01, 0xd5, 0x00}, {0x09, 0x01, 0xd5, 0x00}, - {0x17, 0x01, 0xd5, 0x00}, {0x28, 0x01, 0xd5, 0x01} - }, - { - {0x03, 0x01, 0xca, 0x00}, {0x06, 0x01, 0xca, 0x00}, - {0x0a, 0x01, 0xca, 0x00}, {0x0f, 0x01, 0xca, 0x00}, - {0x18, 0x01, 0xca, 0x00}, {0x1f, 0x01, 0xca, 0x00}, - {0x29, 0x01, 0xca, 0x00}, {0x38, 0x01, 0xca, 0x01}, - {0x03, 0x01, 0xcd, 0x00}, {0x06, 0x01, 0xcd, 0x00}, - {0x0a, 0x01, 0xcd, 0x00}, {0x0f, 0x01, 0xcd, 0x00}, - {0x18, 0x01, 0xcd, 0x00}, {0x1f, 0x01, 0xcd, 0x00}, - {0x29, 0x01, 0xcd, 0x00}, {0x38, 0x01, 0xcd, 0x01} - }, - { - {0x03, 0x01, 0xd2, 0x00}, {0x06, 0x01, 0xd2, 0x00}, - {0x0a, 0x01, 0xd2, 0x00}, {0x0f, 0x01, 0xd2, 0x00}, - {0x18, 0x01, 0xd2, 0x00}, {0x1f, 0x01, 0xd2, 0x00}, - {0x29, 0x01, 0xd2, 0x00}, {0x38, 0x01, 0xd2, 0x01}, - {0x03, 0x01, 0xd5, 0x00}, {0x06, 0x01, 0xd5, 0x00}, - {0x0a, 0x01, 0xd5, 0x00}, {0x0f, 0x01, 0xd5, 0x00}, - {0x18, 0x01, 0xd5, 0x00}, {0x1f, 0x01, 0xd5, 0x00}, - {0x29, 0x01, 0xd5, 0x00}, {0x38, 0x01, 0xd5, 0x01} - }, - { - {0x01, 0x01, 0xda, 0x00}, {0x16, 0x01, 0xda, 0x01}, - {0x01, 0x01, 0xdb, 0x00}, {0x16, 0x01, 0xdb, 0x01}, - {0x01, 0x01, 0xee, 0x00}, {0x16, 0x01, 0xee, 0x01}, - {0x01, 0x01, 0xf0, 0x00}, {0x16, 0x01, 0xf0, 0x01}, - {0x01, 0x01, 0xf2, 0x00}, {0x16, 0x01, 0xf2, 0x01}, - {0x01, 0x01, 0xf3, 0x00}, {0x16, 0x01, 0xf3, 0x01}, - {0x01, 0x01, 0xff, 0x00}, {0x16, 0x01, 0xff, 0x01}, - {0x00, 0x01, 0xcb, 0x01}, {0x00, 0x01, 0xcc, 0x01} - }, - /* 200 */ - { - {0x02, 0x01, 0xda, 0x00}, {0x09, 0x01, 0xda, 0x00}, - {0x17, 0x01, 0xda, 0x00}, {0x28, 0x01, 0xda, 0x01}, - {0x02, 0x01, 0xdb, 0x00}, {0x09, 0x01, 0xdb, 0x00}, - {0x17, 0x01, 0xdb, 0x00}, {0x28, 0x01, 0xdb, 0x01}, - {0x02, 0x01, 0xee, 0x00}, {0x09, 0x01, 0xee, 0x00}, - {0x17, 0x01, 0xee, 0x00}, {0x28, 0x01, 0xee, 0x01}, - {0x02, 0x01, 0xf0, 0x00}, {0x09, 0x01, 0xf0, 0x00}, - {0x17, 0x01, 0xf0, 0x00}, {0x28, 0x01, 0xf0, 0x01} - }, - { - {0x03, 0x01, 0xda, 0x00}, {0x06, 0x01, 0xda, 0x00}, - {0x0a, 0x01, 0xda, 0x00}, {0x0f, 0x01, 0xda, 0x00}, - {0x18, 0x01, 0xda, 0x00}, {0x1f, 0x01, 0xda, 0x00}, - {0x29, 0x01, 0xda, 0x00}, {0x38, 0x01, 0xda, 0x01}, - {0x03, 0x01, 0xdb, 0x00}, {0x06, 0x01, 0xdb, 0x00}, - {0x0a, 0x01, 0xdb, 0x00}, {0x0f, 0x01, 0xdb, 0x00}, - {0x18, 0x01, 0xdb, 0x00}, {0x1f, 0x01, 0xdb, 0x00}, - {0x29, 0x01, 0xdb, 0x00}, {0x38, 0x01, 0xdb, 0x01} - }, - { - {0x03, 0x01, 0xee, 0x00}, {0x06, 0x01, 0xee, 0x00}, - {0x0a, 0x01, 0xee, 0x00}, {0x0f, 0x01, 0xee, 0x00}, - {0x18, 0x01, 0xee, 0x00}, {0x1f, 0x01, 0xee, 0x00}, - {0x29, 0x01, 0xee, 0x00}, {0x38, 0x01, 0xee, 0x01}, - {0x03, 0x01, 0xf0, 0x00}, {0x06, 0x01, 0xf0, 0x00}, - {0x0a, 0x01, 0xf0, 0x00}, {0x0f, 0x01, 0xf0, 0x00}, - {0x18, 0x01, 0xf0, 0x00}, {0x1f, 0x01, 0xf0, 0x00}, - {0x29, 0x01, 0xf0, 0x00}, {0x38, 0x01, 0xf0, 0x01} - }, - { - {0x02, 0x01, 0xf2, 0x00}, {0x09, 0x01, 0xf2, 0x00}, - {0x17, 0x01, 0xf2, 0x00}, {0x28, 0x01, 0xf2, 0x01}, - {0x02, 0x01, 0xf3, 0x00}, {0x09, 0x01, 0xf3, 0x00}, - {0x17, 0x01, 0xf3, 0x00}, {0x28, 0x01, 0xf3, 0x01}, - {0x02, 0x01, 0xff, 0x00}, {0x09, 0x01, 0xff, 0x00}, - {0x17, 0x01, 0xff, 0x00}, {0x28, 0x01, 0xff, 0x01}, - {0x01, 0x01, 0xcb, 0x00}, {0x16, 0x01, 0xcb, 0x01}, - {0x01, 0x01, 0xcc, 0x00}, {0x16, 0x01, 0xcc, 0x01} - }, - { - {0x03, 0x01, 0xf2, 0x00}, {0x06, 0x01, 0xf2, 0x00}, - {0x0a, 0x01, 0xf2, 0x00}, {0x0f, 0x01, 0xf2, 0x00}, - {0x18, 0x01, 0xf2, 0x00}, {0x1f, 0x01, 0xf2, 0x00}, - {0x29, 0x01, 0xf2, 0x00}, {0x38, 0x01, 0xf2, 0x01}, - {0x03, 0x01, 0xf3, 0x00}, {0x06, 0x01, 0xf3, 0x00}, - {0x0a, 0x01, 0xf3, 0x00}, {0x0f, 0x01, 0xf3, 0x00}, - {0x18, 0x01, 0xf3, 0x00}, {0x1f, 0x01, 0xf3, 0x00}, - {0x29, 0x01, 0xf3, 0x00}, {0x38, 0x01, 0xf3, 0x01} - }, - /* 205 */ - { - {0x03, 0x01, 0xff, 0x00}, {0x06, 0x01, 0xff, 0x00}, - {0x0a, 0x01, 0xff, 0x00}, {0x0f, 0x01, 0xff, 0x00}, - {0x18, 0x01, 0xff, 0x00}, {0x1f, 0x01, 0xff, 0x00}, - {0x29, 0x01, 0xff, 0x00}, {0x38, 0x01, 0xff, 0x01}, - {0x02, 0x01, 0xcb, 0x00}, {0x09, 0x01, 0xcb, 0x00}, - {0x17, 0x01, 0xcb, 0x00}, {0x28, 0x01, 0xcb, 0x01}, - {0x02, 0x01, 0xcc, 0x00}, {0x09, 0x01, 0xcc, 0x00}, - {0x17, 0x01, 0xcc, 0x00}, {0x28, 0x01, 0xcc, 0x01} - }, - { - {0x03, 0x01, 0xcb, 0x00}, {0x06, 0x01, 0xcb, 0x00}, - {0x0a, 0x01, 0xcb, 0x00}, {0x0f, 0x01, 0xcb, 0x00}, - {0x18, 0x01, 0xcb, 0x00}, {0x1f, 0x01, 0xcb, 0x00}, - {0x29, 0x01, 0xcb, 0x00}, {0x38, 0x01, 0xcb, 0x01}, - {0x03, 0x01, 0xcc, 0x00}, {0x06, 0x01, 0xcc, 0x00}, - {0x0a, 0x01, 0xcc, 0x00}, {0x0f, 0x01, 0xcc, 0x00}, - {0x18, 0x01, 0xcc, 0x00}, {0x1f, 0x01, 0xcc, 0x00}, - {0x29, 0x01, 0xcc, 0x00}, {0x38, 0x01, 0xcc, 0x01} - }, - { - {0xd3, 0x00, 0x00, 0x00}, {0xd4, 0x00, 0x00, 0x00}, - {0xd6, 0x00, 0x00, 0x00}, {0xd7, 0x00, 0x00, 0x00}, - {0xda, 0x00, 0x00, 0x00}, {0xdb, 0x00, 0x00, 0x00}, - {0xdd, 0x00, 0x00, 0x00}, {0xde, 0x00, 0x00, 0x00}, - {0xe2, 0x00, 0x00, 0x00}, {0xe4, 0x00, 0x00, 0x00}, - {0xe8, 0x00, 0x00, 0x00}, {0xeb, 0x00, 0x00, 0x00}, - {0xf0, 0x00, 0x00, 0x00}, {0xf3, 0x00, 0x00, 0x00}, - {0xf7, 0x00, 0x00, 0x00}, {0xfa, 0x00, 0x00, 0x01} - }, - { - {0x00, 0x01, 0xd3, 0x01}, {0x00, 0x01, 0xd4, 0x01}, - {0x00, 0x01, 0xd6, 0x01}, {0x00, 0x01, 0xdd, 0x01}, - {0x00, 0x01, 0xde, 0x01}, {0x00, 0x01, 0xdf, 0x01}, - {0x00, 0x01, 0xf1, 0x01}, {0x00, 0x01, 0xf4, 0x01}, - {0x00, 0x01, 0xf5, 0x01}, {0x00, 0x01, 0xf6, 0x01}, - {0x00, 0x01, 0xf7, 0x01}, {0x00, 0x01, 0xf8, 0x01}, - {0x00, 0x01, 0xfa, 0x01}, {0x00, 0x01, 0xfb, 0x01}, - {0x00, 0x01, 0xfc, 0x01}, {0x00, 0x01, 0xfd, 0x01} - }, - { - {0x01, 0x01, 0xd3, 0x00}, {0x16, 0x01, 0xd3, 0x01}, - {0x01, 0x01, 0xd4, 0x00}, {0x16, 0x01, 0xd4, 0x01}, - {0x01, 0x01, 0xd6, 0x00}, {0x16, 0x01, 0xd6, 0x01}, - {0x01, 0x01, 0xdd, 0x00}, {0x16, 0x01, 0xdd, 0x01}, - {0x01, 0x01, 0xde, 0x00}, {0x16, 0x01, 0xde, 0x01}, - {0x01, 0x01, 0xdf, 0x00}, {0x16, 0x01, 0xdf, 0x01}, - {0x01, 0x01, 0xf1, 0x00}, {0x16, 0x01, 0xf1, 0x01}, - {0x01, 0x01, 0xf4, 0x00}, {0x16, 0x01, 0xf4, 0x01} - }, - /* 210 */ - { - {0x02, 0x01, 0xd3, 0x00}, {0x09, 0x01, 0xd3, 0x00}, - {0x17, 0x01, 0xd3, 0x00}, {0x28, 0x01, 0xd3, 0x01}, - {0x02, 0x01, 0xd4, 0x00}, {0x09, 0x01, 0xd4, 0x00}, - {0x17, 0x01, 0xd4, 0x00}, {0x28, 0x01, 0xd4, 0x01}, - {0x02, 0x01, 0xd6, 0x00}, {0x09, 0x01, 0xd6, 0x00}, - {0x17, 0x01, 0xd6, 0x00}, {0x28, 0x01, 0xd6, 0x01}, - {0x02, 0x01, 0xdd, 0x00}, {0x09, 0x01, 0xdd, 0x00}, - {0x17, 0x01, 0xdd, 0x00}, {0x28, 0x01, 0xdd, 0x01} - }, - { - {0x03, 0x01, 0xd3, 0x00}, {0x06, 0x01, 0xd3, 0x00}, - {0x0a, 0x01, 0xd3, 0x00}, {0x0f, 0x01, 0xd3, 0x00}, - {0x18, 0x01, 0xd3, 0x00}, {0x1f, 0x01, 0xd3, 0x00}, - {0x29, 0x01, 0xd3, 0x00}, {0x38, 0x01, 0xd3, 0x01}, - {0x03, 0x01, 0xd4, 0x00}, {0x06, 0x01, 0xd4, 0x00}, - {0x0a, 0x01, 0xd4, 0x00}, {0x0f, 0x01, 0xd4, 0x00}, - {0x18, 0x01, 0xd4, 0x00}, {0x1f, 0x01, 0xd4, 0x00}, - {0x29, 0x01, 0xd4, 0x00}, {0x38, 0x01, 0xd4, 0x01} - }, - { - {0x03, 0x01, 0xd6, 0x00}, {0x06, 0x01, 0xd6, 0x00}, - {0x0a, 0x01, 0xd6, 0x00}, {0x0f, 0x01, 0xd6, 0x00}, - {0x18, 0x01, 0xd6, 0x00}, {0x1f, 0x01, 0xd6, 0x00}, - {0x29, 0x01, 0xd6, 0x00}, {0x38, 0x01, 0xd6, 0x01}, - {0x03, 0x01, 0xdd, 0x00}, {0x06, 0x01, 0xdd, 0x00}, - {0x0a, 0x01, 0xdd, 0x00}, {0x0f, 0x01, 0xdd, 0x00}, - {0x18, 0x01, 0xdd, 0x00}, {0x1f, 0x01, 0xdd, 0x00}, - {0x29, 0x01, 0xdd, 0x00}, {0x38, 0x01, 0xdd, 0x01} - }, - { - {0x02, 0x01, 0xde, 0x00}, {0x09, 0x01, 0xde, 0x00}, - {0x17, 0x01, 0xde, 0x00}, {0x28, 0x01, 0xde, 0x01}, - {0x02, 0x01, 0xdf, 0x00}, {0x09, 0x01, 0xdf, 0x00}, - {0x17, 0x01, 0xdf, 0x00}, {0x28, 0x01, 0xdf, 0x01}, - {0x02, 0x01, 0xf1, 0x00}, {0x09, 0x01, 0xf1, 0x00}, - {0x17, 0x01, 0xf1, 0x00}, {0x28, 0x01, 0xf1, 0x01}, - {0x02, 0x01, 0xf4, 0x00}, {0x09, 0x01, 0xf4, 0x00}, - {0x17, 0x01, 0xf4, 0x00}, {0x28, 0x01, 0xf4, 0x01} - }, - { - {0x03, 0x01, 0xde, 0x00}, {0x06, 0x01, 0xde, 0x00}, - {0x0a, 0x01, 0xde, 0x00}, {0x0f, 0x01, 0xde, 0x00}, - {0x18, 0x01, 0xde, 0x00}, {0x1f, 0x01, 0xde, 0x00}, - {0x29, 0x01, 0xde, 0x00}, {0x38, 0x01, 0xde, 0x01}, - {0x03, 0x01, 0xdf, 0x00}, {0x06, 0x01, 0xdf, 0x00}, - {0x0a, 0x01, 0xdf, 0x00}, {0x0f, 0x01, 0xdf, 0x00}, - {0x18, 0x01, 0xdf, 0x00}, {0x1f, 0x01, 0xdf, 0x00}, - {0x29, 0x01, 0xdf, 0x00}, {0x38, 0x01, 0xdf, 0x01} - }, - /* 215 */ - { - {0x03, 0x01, 0xf1, 0x00}, {0x06, 0x01, 0xf1, 0x00}, - {0x0a, 0x01, 0xf1, 0x00}, {0x0f, 0x01, 0xf1, 0x00}, - {0x18, 0x01, 0xf1, 0x00}, {0x1f, 0x01, 0xf1, 0x00}, - {0x29, 0x01, 0xf1, 0x00}, {0x38, 0x01, 0xf1, 0x01}, - {0x03, 0x01, 0xf4, 0x00}, {0x06, 0x01, 0xf4, 0x00}, - {0x0a, 0x01, 0xf4, 0x00}, {0x0f, 0x01, 0xf4, 0x00}, - {0x18, 0x01, 0xf4, 0x00}, {0x1f, 0x01, 0xf4, 0x00}, - {0x29, 0x01, 0xf4, 0x00}, {0x38, 0x01, 0xf4, 0x01} - }, - { - {0x01, 0x01, 0xf5, 0x00}, {0x16, 0x01, 0xf5, 0x01}, - {0x01, 0x01, 0xf6, 0x00}, {0x16, 0x01, 0xf6, 0x01}, - {0x01, 0x01, 0xf7, 0x00}, {0x16, 0x01, 0xf7, 0x01}, - {0x01, 0x01, 0xf8, 0x00}, {0x16, 0x01, 0xf8, 0x01}, - {0x01, 0x01, 0xfa, 0x00}, {0x16, 0x01, 0xfa, 0x01}, - {0x01, 0x01, 0xfb, 0x00}, {0x16, 0x01, 0xfb, 0x01}, - {0x01, 0x01, 0xfc, 0x00}, {0x16, 0x01, 0xfc, 0x01}, - {0x01, 0x01, 0xfd, 0x00}, {0x16, 0x01, 0xfd, 0x01} - }, - { - {0x02, 0x01, 0xf5, 0x00}, {0x09, 0x01, 0xf5, 0x00}, - {0x17, 0x01, 0xf5, 0x00}, {0x28, 0x01, 0xf5, 0x01}, - {0x02, 0x01, 0xf6, 0x00}, {0x09, 0x01, 0xf6, 0x00}, - {0x17, 0x01, 0xf6, 0x00}, {0x28, 0x01, 0xf6, 0x01}, - {0x02, 0x01, 0xf7, 0x00}, {0x09, 0x01, 0xf7, 0x00}, - {0x17, 0x01, 0xf7, 0x00}, {0x28, 0x01, 0xf7, 0x01}, - {0x02, 0x01, 0xf8, 0x00}, {0x09, 0x01, 0xf8, 0x00}, - {0x17, 0x01, 0xf8, 0x00}, {0x28, 0x01, 0xf8, 0x01} - }, - { - {0x03, 0x01, 0xf5, 0x00}, {0x06, 0x01, 0xf5, 0x00}, - {0x0a, 0x01, 0xf5, 0x00}, {0x0f, 0x01, 0xf5, 0x00}, - {0x18, 0x01, 0xf5, 0x00}, {0x1f, 0x01, 0xf5, 0x00}, - {0x29, 0x01, 0xf5, 0x00}, {0x38, 0x01, 0xf5, 0x01}, - {0x03, 0x01, 0xf6, 0x00}, {0x06, 0x01, 0xf6, 0x00}, - {0x0a, 0x01, 0xf6, 0x00}, {0x0f, 0x01, 0xf6, 0x00}, - {0x18, 0x01, 0xf6, 0x00}, {0x1f, 0x01, 0xf6, 0x00}, - {0x29, 0x01, 0xf6, 0x00}, {0x38, 0x01, 0xf6, 0x01} - }, - { - {0x03, 0x01, 0xf7, 0x00}, {0x06, 0x01, 0xf7, 0x00}, - {0x0a, 0x01, 0xf7, 0x00}, {0x0f, 0x01, 0xf7, 0x00}, - {0x18, 0x01, 0xf7, 0x00}, {0x1f, 0x01, 0xf7, 0x00}, - {0x29, 0x01, 0xf7, 0x00}, {0x38, 0x01, 0xf7, 0x01}, - {0x03, 0x01, 0xf8, 0x00}, {0x06, 0x01, 0xf8, 0x00}, - {0x0a, 0x01, 0xf8, 0x00}, {0x0f, 0x01, 0xf8, 0x00}, - {0x18, 0x01, 0xf8, 0x00}, {0x1f, 0x01, 0xf8, 0x00}, - {0x29, 0x01, 0xf8, 0x00}, {0x38, 0x01, 0xf8, 0x01} - }, - /* 220 */ - { - {0x02, 0x01, 0xfa, 0x00}, {0x09, 0x01, 0xfa, 0x00}, - {0x17, 0x01, 0xfa, 0x00}, {0x28, 0x01, 0xfa, 0x01}, - {0x02, 0x01, 0xfb, 0x00}, {0x09, 0x01, 0xfb, 0x00}, - {0x17, 0x01, 0xfb, 0x00}, {0x28, 0x01, 0xfb, 0x01}, - {0x02, 0x01, 0xfc, 0x00}, {0x09, 0x01, 0xfc, 0x00}, - {0x17, 0x01, 0xfc, 0x00}, {0x28, 0x01, 0xfc, 0x01}, - {0x02, 0x01, 0xfd, 0x00}, {0x09, 0x01, 0xfd, 0x00}, - {0x17, 0x01, 0xfd, 0x00}, {0x28, 0x01, 0xfd, 0x01} - }, - { - {0x03, 0x01, 0xfa, 0x00}, {0x06, 0x01, 0xfa, 0x00}, - {0x0a, 0x01, 0xfa, 0x00}, {0x0f, 0x01, 0xfa, 0x00}, - {0x18, 0x01, 0xfa, 0x00}, {0x1f, 0x01, 0xfa, 0x00}, - {0x29, 0x01, 0xfa, 0x00}, {0x38, 0x01, 0xfa, 0x01}, - {0x03, 0x01, 0xfb, 0x00}, {0x06, 0x01, 0xfb, 0x00}, - {0x0a, 0x01, 0xfb, 0x00}, {0x0f, 0x01, 0xfb, 0x00}, - {0x18, 0x01, 0xfb, 0x00}, {0x1f, 0x01, 0xfb, 0x00}, - {0x29, 0x01, 0xfb, 0x00}, {0x38, 0x01, 0xfb, 0x01} - }, - { - {0x03, 0x01, 0xfc, 0x00}, {0x06, 0x01, 0xfc, 0x00}, - {0x0a, 0x01, 0xfc, 0x00}, {0x0f, 0x01, 0xfc, 0x00}, - {0x18, 0x01, 0xfc, 0x00}, {0x1f, 0x01, 0xfc, 0x00}, - {0x29, 0x01, 0xfc, 0x00}, {0x38, 0x01, 0xfc, 0x01}, - {0x03, 0x01, 0xfd, 0x00}, {0x06, 0x01, 0xfd, 0x00}, - {0x0a, 0x01, 0xfd, 0x00}, {0x0f, 0x01, 0xfd, 0x00}, - {0x18, 0x01, 0xfd, 0x00}, {0x1f, 0x01, 0xfd, 0x00}, - {0x29, 0x01, 0xfd, 0x00}, {0x38, 0x01, 0xfd, 0x01} - }, - { - {0x00, 0x01, 0xfe, 0x01}, {0xe3, 0x00, 0x00, 0x00}, - {0xe5, 0x00, 0x00, 0x00}, {0xe6, 0x00, 0x00, 0x00}, - {0xe9, 0x00, 0x00, 0x00}, {0xea, 0x00, 0x00, 0x00}, - {0xec, 0x00, 0x00, 0x00}, {0xed, 0x00, 0x00, 0x00}, - {0xf1, 0x00, 0x00, 0x00}, {0xf2, 0x00, 0x00, 0x00}, - {0xf4, 0x00, 0x00, 0x00}, {0xf5, 0x00, 0x00, 0x00}, - {0xf8, 0x00, 0x00, 0x00}, {0xf9, 0x00, 0x00, 0x00}, - {0xfb, 0x00, 0x00, 0x00}, {0xfc, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0xfe, 0x00}, {0x16, 0x01, 0xfe, 0x01}, - {0x00, 0x01, 0x02, 0x01}, {0x00, 0x01, 0x03, 0x01}, - {0x00, 0x01, 0x04, 0x01}, {0x00, 0x01, 0x05, 0x01}, - {0x00, 0x01, 0x06, 0x01}, {0x00, 0x01, 0x07, 0x01}, - {0x00, 0x01, 0x08, 0x01}, {0x00, 0x01, 0x0b, 0x01}, - {0x00, 0x01, 0x0c, 0x01}, {0x00, 0x01, 0x0e, 0x01}, - {0x00, 0x01, 0x0f, 0x01}, {0x00, 0x01, 0x10, 0x01}, - {0x00, 0x01, 0x11, 0x01}, {0x00, 0x01, 0x12, 0x01} - }, - /* 225 */ - { - {0x02, 0x01, 0xfe, 0x00}, {0x09, 0x01, 0xfe, 0x00}, - {0x17, 0x01, 0xfe, 0x00}, {0x28, 0x01, 0xfe, 0x01}, - {0x01, 0x01, 0x02, 0x00}, {0x16, 0x01, 0x02, 0x01}, - {0x01, 0x01, 0x03, 0x00}, {0x16, 0x01, 0x03, 0x01}, - {0x01, 0x01, 0x04, 0x00}, {0x16, 0x01, 0x04, 0x01}, - {0x01, 0x01, 0x05, 0x00}, {0x16, 0x01, 0x05, 0x01}, - {0x01, 0x01, 0x06, 0x00}, {0x16, 0x01, 0x06, 0x01}, - {0x01, 0x01, 0x07, 0x00}, {0x16, 0x01, 0x07, 0x01} - }, - { - {0x03, 0x01, 0xfe, 0x00}, {0x06, 0x01, 0xfe, 0x00}, - {0x0a, 0x01, 0xfe, 0x00}, {0x0f, 0x01, 0xfe, 0x00}, - {0x18, 0x01, 0xfe, 0x00}, {0x1f, 0x01, 0xfe, 0x00}, - {0x29, 0x01, 0xfe, 0x00}, {0x38, 0x01, 0xfe, 0x01}, - {0x02, 0x01, 0x02, 0x00}, {0x09, 0x01, 0x02, 0x00}, - {0x17, 0x01, 0x02, 0x00}, {0x28, 0x01, 0x02, 0x01}, - {0x02, 0x01, 0x03, 0x00}, {0x09, 0x01, 0x03, 0x00}, - {0x17, 0x01, 0x03, 0x00}, {0x28, 0x01, 0x03, 0x01} - }, - { - {0x03, 0x01, 0x02, 0x00}, {0x06, 0x01, 0x02, 0x00}, - {0x0a, 0x01, 0x02, 0x00}, {0x0f, 0x01, 0x02, 0x00}, - {0x18, 0x01, 0x02, 0x00}, {0x1f, 0x01, 0x02, 0x00}, - {0x29, 0x01, 0x02, 0x00}, {0x38, 0x01, 0x02, 0x01}, - {0x03, 0x01, 0x03, 0x00}, {0x06, 0x01, 0x03, 0x00}, - {0x0a, 0x01, 0x03, 0x00}, {0x0f, 0x01, 0x03, 0x00}, - {0x18, 0x01, 0x03, 0x00}, {0x1f, 0x01, 0x03, 0x00}, - {0x29, 0x01, 0x03, 0x00}, {0x38, 0x01, 0x03, 0x01} - }, - { - {0x02, 0x01, 0x04, 0x00}, {0x09, 0x01, 0x04, 0x00}, - {0x17, 0x01, 0x04, 0x00}, {0x28, 0x01, 0x04, 0x01}, - {0x02, 0x01, 0x05, 0x00}, {0x09, 0x01, 0x05, 0x00}, - {0x17, 0x01, 0x05, 0x00}, {0x28, 0x01, 0x05, 0x01}, - {0x02, 0x01, 0x06, 0x00}, {0x09, 0x01, 0x06, 0x00}, - {0x17, 0x01, 0x06, 0x00}, {0x28, 0x01, 0x06, 0x01}, - {0x02, 0x01, 0x07, 0x00}, {0x09, 0x01, 0x07, 0x00}, - {0x17, 0x01, 0x07, 0x00}, {0x28, 0x01, 0x07, 0x01} - }, - { - {0x03, 0x01, 0x04, 0x00}, {0x06, 0x01, 0x04, 0x00}, - {0x0a, 0x01, 0x04, 0x00}, {0x0f, 0x01, 0x04, 0x00}, - {0x18, 0x01, 0x04, 0x00}, {0x1f, 0x01, 0x04, 0x00}, - {0x29, 0x01, 0x04, 0x00}, {0x38, 0x01, 0x04, 0x01}, - {0x03, 0x01, 0x05, 0x00}, {0x06, 0x01, 0x05, 0x00}, - {0x0a, 0x01, 0x05, 0x00}, {0x0f, 0x01, 0x05, 0x00}, - {0x18, 0x01, 0x05, 0x00}, {0x1f, 0x01, 0x05, 0x00}, - {0x29, 0x01, 0x05, 0x00}, {0x38, 0x01, 0x05, 0x01} - }, - /* 230 */ - { - {0x03, 0x01, 0x06, 0x00}, {0x06, 0x01, 0x06, 0x00}, - {0x0a, 0x01, 0x06, 0x00}, {0x0f, 0x01, 0x06, 0x00}, - {0x18, 0x01, 0x06, 0x00}, {0x1f, 0x01, 0x06, 0x00}, - {0x29, 0x01, 0x06, 0x00}, {0x38, 0x01, 0x06, 0x01}, - {0x03, 0x01, 0x07, 0x00}, {0x06, 0x01, 0x07, 0x00}, - {0x0a, 0x01, 0x07, 0x00}, {0x0f, 0x01, 0x07, 0x00}, - {0x18, 0x01, 0x07, 0x00}, {0x1f, 0x01, 0x07, 0x00}, - {0x29, 0x01, 0x07, 0x00}, {0x38, 0x01, 0x07, 0x01} - }, - { - {0x01, 0x01, 0x08, 0x00}, {0x16, 0x01, 0x08, 0x01}, - {0x01, 0x01, 0x0b, 0x00}, {0x16, 0x01, 0x0b, 0x01}, - {0x01, 0x01, 0x0c, 0x00}, {0x16, 0x01, 0x0c, 0x01}, - {0x01, 0x01, 0x0e, 0x00}, {0x16, 0x01, 0x0e, 0x01}, - {0x01, 0x01, 0x0f, 0x00}, {0x16, 0x01, 0x0f, 0x01}, - {0x01, 0x01, 0x10, 0x00}, {0x16, 0x01, 0x10, 0x01}, - {0x01, 0x01, 0x11, 0x00}, {0x16, 0x01, 0x11, 0x01}, - {0x01, 0x01, 0x12, 0x00}, {0x16, 0x01, 0x12, 0x01} - }, - { - {0x02, 0x01, 0x08, 0x00}, {0x09, 0x01, 0x08, 0x00}, - {0x17, 0x01, 0x08, 0x00}, {0x28, 0x01, 0x08, 0x01}, - {0x02, 0x01, 0x0b, 0x00}, {0x09, 0x01, 0x0b, 0x00}, - {0x17, 0x01, 0x0b, 0x00}, {0x28, 0x01, 0x0b, 0x01}, - {0x02, 0x01, 0x0c, 0x00}, {0x09, 0x01, 0x0c, 0x00}, - {0x17, 0x01, 0x0c, 0x00}, {0x28, 0x01, 0x0c, 0x01}, - {0x02, 0x01, 0x0e, 0x00}, {0x09, 0x01, 0x0e, 0x00}, - {0x17, 0x01, 0x0e, 0x00}, {0x28, 0x01, 0x0e, 0x01} - }, - { - {0x03, 0x01, 0x08, 0x00}, {0x06, 0x01, 0x08, 0x00}, - {0x0a, 0x01, 0x08, 0x00}, {0x0f, 0x01, 0x08, 0x00}, - {0x18, 0x01, 0x08, 0x00}, {0x1f, 0x01, 0x08, 0x00}, - {0x29, 0x01, 0x08, 0x00}, {0x38, 0x01, 0x08, 0x01}, - {0x03, 0x01, 0x0b, 0x00}, {0x06, 0x01, 0x0b, 0x00}, - {0x0a, 0x01, 0x0b, 0x00}, {0x0f, 0x01, 0x0b, 0x00}, - {0x18, 0x01, 0x0b, 0x00}, {0x1f, 0x01, 0x0b, 0x00}, - {0x29, 0x01, 0x0b, 0x00}, {0x38, 0x01, 0x0b, 0x01} - }, - { - {0x03, 0x01, 0x0c, 0x00}, {0x06, 0x01, 0x0c, 0x00}, - {0x0a, 0x01, 0x0c, 0x00}, {0x0f, 0x01, 0x0c, 0x00}, - {0x18, 0x01, 0x0c, 0x00}, {0x1f, 0x01, 0x0c, 0x00}, - {0x29, 0x01, 0x0c, 0x00}, {0x38, 0x01, 0x0c, 0x01}, - {0x03, 0x01, 0x0e, 0x00}, {0x06, 0x01, 0x0e, 0x00}, - {0x0a, 0x01, 0x0e, 0x00}, {0x0f, 0x01, 0x0e, 0x00}, - {0x18, 0x01, 0x0e, 0x00}, {0x1f, 0x01, 0x0e, 0x00}, - {0x29, 0x01, 0x0e, 0x00}, {0x38, 0x01, 0x0e, 0x01} - }, - /* 235 */ - { - {0x02, 0x01, 0x0f, 0x00}, {0x09, 0x01, 0x0f, 0x00}, - {0x17, 0x01, 0x0f, 0x00}, {0x28, 0x01, 0x0f, 0x01}, - {0x02, 0x01, 0x10, 0x00}, {0x09, 0x01, 0x10, 0x00}, - {0x17, 0x01, 0x10, 0x00}, {0x28, 0x01, 0x10, 0x01}, - {0x02, 0x01, 0x11, 0x00}, {0x09, 0x01, 0x11, 0x00}, - {0x17, 0x01, 0x11, 0x00}, {0x28, 0x01, 0x11, 0x01}, - {0x02, 0x01, 0x12, 0x00}, {0x09, 0x01, 0x12, 0x00}, - {0x17, 0x01, 0x12, 0x00}, {0x28, 0x01, 0x12, 0x01} - }, - { - {0x03, 0x01, 0x0f, 0x00}, {0x06, 0x01, 0x0f, 0x00}, - {0x0a, 0x01, 0x0f, 0x00}, {0x0f, 0x01, 0x0f, 0x00}, - {0x18, 0x01, 0x0f, 0x00}, {0x1f, 0x01, 0x0f, 0x00}, - {0x29, 0x01, 0x0f, 0x00}, {0x38, 0x01, 0x0f, 0x01}, - {0x03, 0x01, 0x10, 0x00}, {0x06, 0x01, 0x10, 0x00}, - {0x0a, 0x01, 0x10, 0x00}, {0x0f, 0x01, 0x10, 0x00}, - {0x18, 0x01, 0x10, 0x00}, {0x1f, 0x01, 0x10, 0x00}, - {0x29, 0x01, 0x10, 0x00}, {0x38, 0x01, 0x10, 0x01} - }, - { - {0x03, 0x01, 0x11, 0x00}, {0x06, 0x01, 0x11, 0x00}, - {0x0a, 0x01, 0x11, 0x00}, {0x0f, 0x01, 0x11, 0x00}, - {0x18, 0x01, 0x11, 0x00}, {0x1f, 0x01, 0x11, 0x00}, - {0x29, 0x01, 0x11, 0x00}, {0x38, 0x01, 0x11, 0x01}, - {0x03, 0x01, 0x12, 0x00}, {0x06, 0x01, 0x12, 0x00}, - {0x0a, 0x01, 0x12, 0x00}, {0x0f, 0x01, 0x12, 0x00}, - {0x18, 0x01, 0x12, 0x00}, {0x1f, 0x01, 0x12, 0x00}, - {0x29, 0x01, 0x12, 0x00}, {0x38, 0x01, 0x12, 0x01} - }, - { - {0x00, 0x01, 0x13, 0x01}, {0x00, 0x01, 0x14, 0x01}, - {0x00, 0x01, 0x15, 0x01}, {0x00, 0x01, 0x17, 0x01}, - {0x00, 0x01, 0x18, 0x01}, {0x00, 0x01, 0x19, 0x01}, - {0x00, 0x01, 0x1a, 0x01}, {0x00, 0x01, 0x1b, 0x01}, - {0x00, 0x01, 0x1c, 0x01}, {0x00, 0x01, 0x1d, 0x01}, - {0x00, 0x01, 0x1e, 0x01}, {0x00, 0x01, 0x1f, 0x01}, - {0x00, 0x01, 0x7f, 0x01}, {0x00, 0x01, 0xdc, 0x01}, - {0x00, 0x01, 0xf9, 0x01}, {0xfd, 0x00, 0x00, 0x01} - }, - { - {0x01, 0x01, 0x13, 0x00}, {0x16, 0x01, 0x13, 0x01}, - {0x01, 0x01, 0x14, 0x00}, {0x16, 0x01, 0x14, 0x01}, - {0x01, 0x01, 0x15, 0x00}, {0x16, 0x01, 0x15, 0x01}, - {0x01, 0x01, 0x17, 0x00}, {0x16, 0x01, 0x17, 0x01}, - {0x01, 0x01, 0x18, 0x00}, {0x16, 0x01, 0x18, 0x01}, - {0x01, 0x01, 0x19, 0x00}, {0x16, 0x01, 0x19, 0x01}, - {0x01, 0x01, 0x1a, 0x00}, {0x16, 0x01, 0x1a, 0x01}, - {0x01, 0x01, 0x1b, 0x00}, {0x16, 0x01, 0x1b, 0x01} - }, - /* 240 */ - { - {0x02, 0x01, 0x13, 0x00}, {0x09, 0x01, 0x13, 0x00}, - {0x17, 0x01, 0x13, 0x00}, {0x28, 0x01, 0x13, 0x01}, - {0x02, 0x01, 0x14, 0x00}, {0x09, 0x01, 0x14, 0x00}, - {0x17, 0x01, 0x14, 0x00}, {0x28, 0x01, 0x14, 0x01}, - {0x02, 0x01, 0x15, 0x00}, {0x09, 0x01, 0x15, 0x00}, - {0x17, 0x01, 0x15, 0x00}, {0x28, 0x01, 0x15, 0x01}, - {0x02, 0x01, 0x17, 0x00}, {0x09, 0x01, 0x17, 0x00}, - {0x17, 0x01, 0x17, 0x00}, {0x28, 0x01, 0x17, 0x01} - }, - { - {0x03, 0x01, 0x13, 0x00}, {0x06, 0x01, 0x13, 0x00}, - {0x0a, 0x01, 0x13, 0x00}, {0x0f, 0x01, 0x13, 0x00}, - {0x18, 0x01, 0x13, 0x00}, {0x1f, 0x01, 0x13, 0x00}, - {0x29, 0x01, 0x13, 0x00}, {0x38, 0x01, 0x13, 0x01}, - {0x03, 0x01, 0x14, 0x00}, {0x06, 0x01, 0x14, 0x00}, - {0x0a, 0x01, 0x14, 0x00}, {0x0f, 0x01, 0x14, 0x00}, - {0x18, 0x01, 0x14, 0x00}, {0x1f, 0x01, 0x14, 0x00}, - {0x29, 0x01, 0x14, 0x00}, {0x38, 0x01, 0x14, 0x01} - }, - { - {0x03, 0x01, 0x15, 0x00}, {0x06, 0x01, 0x15, 0x00}, - {0x0a, 0x01, 0x15, 0x00}, {0x0f, 0x01, 0x15, 0x00}, - {0x18, 0x01, 0x15, 0x00}, {0x1f, 0x01, 0x15, 0x00}, - {0x29, 0x01, 0x15, 0x00}, {0x38, 0x01, 0x15, 0x01}, - {0x03, 0x01, 0x17, 0x00}, {0x06, 0x01, 0x17, 0x00}, - {0x0a, 0x01, 0x17, 0x00}, {0x0f, 0x01, 0x17, 0x00}, - {0x18, 0x01, 0x17, 0x00}, {0x1f, 0x01, 0x17, 0x00}, - {0x29, 0x01, 0x17, 0x00}, {0x38, 0x01, 0x17, 0x01} - }, - { - {0x02, 0x01, 0x18, 0x00}, {0x09, 0x01, 0x18, 0x00}, - {0x17, 0x01, 0x18, 0x00}, {0x28, 0x01, 0x18, 0x01}, - {0x02, 0x01, 0x19, 0x00}, {0x09, 0x01, 0x19, 0x00}, - {0x17, 0x01, 0x19, 0x00}, {0x28, 0x01, 0x19, 0x01}, - {0x02, 0x01, 0x1a, 0x00}, {0x09, 0x01, 0x1a, 0x00}, - {0x17, 0x01, 0x1a, 0x00}, {0x28, 0x01, 0x1a, 0x01}, - {0x02, 0x01, 0x1b, 0x00}, {0x09, 0x01, 0x1b, 0x00}, - {0x17, 0x01, 0x1b, 0x00}, {0x28, 0x01, 0x1b, 0x01} - }, - { - {0x03, 0x01, 0x18, 0x00}, {0x06, 0x01, 0x18, 0x00}, - {0x0a, 0x01, 0x18, 0x00}, {0x0f, 0x01, 0x18, 0x00}, - {0x18, 0x01, 0x18, 0x00}, {0x1f, 0x01, 0x18, 0x00}, - {0x29, 0x01, 0x18, 0x00}, {0x38, 0x01, 0x18, 0x01}, - {0x03, 0x01, 0x19, 0x00}, {0x06, 0x01, 0x19, 0x00}, - {0x0a, 0x01, 0x19, 0x00}, {0x0f, 0x01, 0x19, 0x00}, - {0x18, 0x01, 0x19, 0x00}, {0x1f, 0x01, 0x19, 0x00}, - {0x29, 0x01, 0x19, 0x00}, {0x38, 0x01, 0x19, 0x01} - }, - /* 245 */ - { - {0x03, 0x01, 0x1a, 0x00}, {0x06, 0x01, 0x1a, 0x00}, - {0x0a, 0x01, 0x1a, 0x00}, {0x0f, 0x01, 0x1a, 0x00}, - {0x18, 0x01, 0x1a, 0x00}, {0x1f, 0x01, 0x1a, 0x00}, - {0x29, 0x01, 0x1a, 0x00}, {0x38, 0x01, 0x1a, 0x01}, - {0x03, 0x01, 0x1b, 0x00}, {0x06, 0x01, 0x1b, 0x00}, - {0x0a, 0x01, 0x1b, 0x00}, {0x0f, 0x01, 0x1b, 0x00}, - {0x18, 0x01, 0x1b, 0x00}, {0x1f, 0x01, 0x1b, 0x00}, - {0x29, 0x01, 0x1b, 0x00}, {0x38, 0x01, 0x1b, 0x01} - }, - { - {0x01, 0x01, 0x1c, 0x00}, {0x16, 0x01, 0x1c, 0x01}, - {0x01, 0x01, 0x1d, 0x00}, {0x16, 0x01, 0x1d, 0x01}, - {0x01, 0x01, 0x1e, 0x00}, {0x16, 0x01, 0x1e, 0x01}, - {0x01, 0x01, 0x1f, 0x00}, {0x16, 0x01, 0x1f, 0x01}, - {0x01, 0x01, 0x7f, 0x00}, {0x16, 0x01, 0x7f, 0x01}, - {0x01, 0x01, 0xdc, 0x00}, {0x16, 0x01, 0xdc, 0x01}, - {0x01, 0x01, 0xf9, 0x00}, {0x16, 0x01, 0xf9, 0x01}, - {0xfe, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x01} - }, - { - {0x02, 0x01, 0x1c, 0x00}, {0x09, 0x01, 0x1c, 0x00}, - {0x17, 0x01, 0x1c, 0x00}, {0x28, 0x01, 0x1c, 0x01}, - {0x02, 0x01, 0x1d, 0x00}, {0x09, 0x01, 0x1d, 0x00}, - {0x17, 0x01, 0x1d, 0x00}, {0x28, 0x01, 0x1d, 0x01}, - {0x02, 0x01, 0x1e, 0x00}, {0x09, 0x01, 0x1e, 0x00}, - {0x17, 0x01, 0x1e, 0x00}, {0x28, 0x01, 0x1e, 0x01}, - {0x02, 0x01, 0x1f, 0x00}, {0x09, 0x01, 0x1f, 0x00}, - {0x17, 0x01, 0x1f, 0x00}, {0x28, 0x01, 0x1f, 0x01} - }, - { - {0x03, 0x01, 0x1c, 0x00}, {0x06, 0x01, 0x1c, 0x00}, - {0x0a, 0x01, 0x1c, 0x00}, {0x0f, 0x01, 0x1c, 0x00}, - {0x18, 0x01, 0x1c, 0x00}, {0x1f, 0x01, 0x1c, 0x00}, - {0x29, 0x01, 0x1c, 0x00}, {0x38, 0x01, 0x1c, 0x01}, - {0x03, 0x01, 0x1d, 0x00}, {0x06, 0x01, 0x1d, 0x00}, - {0x0a, 0x01, 0x1d, 0x00}, {0x0f, 0x01, 0x1d, 0x00}, - {0x18, 0x01, 0x1d, 0x00}, {0x1f, 0x01, 0x1d, 0x00}, - {0x29, 0x01, 0x1d, 0x00}, {0x38, 0x01, 0x1d, 0x01} - }, - { - {0x03, 0x01, 0x1e, 0x00}, {0x06, 0x01, 0x1e, 0x00}, - {0x0a, 0x01, 0x1e, 0x00}, {0x0f, 0x01, 0x1e, 0x00}, - {0x18, 0x01, 0x1e, 0x00}, {0x1f, 0x01, 0x1e, 0x00}, - {0x29, 0x01, 0x1e, 0x00}, {0x38, 0x01, 0x1e, 0x01}, - {0x03, 0x01, 0x1f, 0x00}, {0x06, 0x01, 0x1f, 0x00}, - {0x0a, 0x01, 0x1f, 0x00}, {0x0f, 0x01, 0x1f, 0x00}, - {0x18, 0x01, 0x1f, 0x00}, {0x1f, 0x01, 0x1f, 0x00}, - {0x29, 0x01, 0x1f, 0x00}, {0x38, 0x01, 0x1f, 0x01} - }, - /* 250 */ - { - {0x02, 0x01, 0x7f, 0x00}, {0x09, 0x01, 0x7f, 0x00}, - {0x17, 0x01, 0x7f, 0x00}, {0x28, 0x01, 0x7f, 0x01}, - {0x02, 0x01, 0xdc, 0x00}, {0x09, 0x01, 0xdc, 0x00}, - {0x17, 0x01, 0xdc, 0x00}, {0x28, 0x01, 0xdc, 0x01}, - {0x02, 0x01, 0xf9, 0x00}, {0x09, 0x01, 0xf9, 0x00}, - {0x17, 0x01, 0xf9, 0x00}, {0x28, 0x01, 0xf9, 0x01}, - {0x00, 0x01, 0x0a, 0x01}, {0x00, 0x01, 0x0d, 0x01}, - {0x00, 0x01, 0x16, 0x01}, {0xfa, 0x00, 0x00, 0x00} - }, - { - {0x03, 0x01, 0x7f, 0x00}, {0x06, 0x01, 0x7f, 0x00}, - {0x0a, 0x01, 0x7f, 0x00}, {0x0f, 0x01, 0x7f, 0x00}, - {0x18, 0x01, 0x7f, 0x00}, {0x1f, 0x01, 0x7f, 0x00}, - {0x29, 0x01, 0x7f, 0x00}, {0x38, 0x01, 0x7f, 0x01}, - {0x03, 0x01, 0xdc, 0x00}, {0x06, 0x01, 0xdc, 0x00}, - {0x0a, 0x01, 0xdc, 0x00}, {0x0f, 0x01, 0xdc, 0x00}, - {0x18, 0x01, 0xdc, 0x00}, {0x1f, 0x01, 0xdc, 0x00}, - {0x29, 0x01, 0xdc, 0x00}, {0x38, 0x01, 0xdc, 0x01} - }, - { - {0x03, 0x01, 0xf9, 0x00}, {0x06, 0x01, 0xf9, 0x00}, - {0x0a, 0x01, 0xf9, 0x00}, {0x0f, 0x01, 0xf9, 0x00}, - {0x18, 0x01, 0xf9, 0x00}, {0x1f, 0x01, 0xf9, 0x00}, - {0x29, 0x01, 0xf9, 0x00}, {0x38, 0x01, 0xf9, 0x01}, - {0x01, 0x01, 0x0a, 0x00}, {0x16, 0x01, 0x0a, 0x01}, - {0x01, 0x01, 0x0d, 0x00}, {0x16, 0x01, 0x0d, 0x01}, - {0x01, 0x01, 0x16, 0x00}, {0x16, 0x01, 0x16, 0x01}, - {0xfc, 0x00, 0x00, 0x00}, {0xfc, 0x00, 0x00, 0x00} - }, - { - {0x02, 0x01, 0x0a, 0x00}, {0x09, 0x01, 0x0a, 0x00}, - {0x17, 0x01, 0x0a, 0x00}, {0x28, 0x01, 0x0a, 0x01}, - {0x02, 0x01, 0x0d, 0x00}, {0x09, 0x01, 0x0d, 0x00}, - {0x17, 0x01, 0x0d, 0x00}, {0x28, 0x01, 0x0d, 0x01}, - {0x02, 0x01, 0x16, 0x00}, {0x09, 0x01, 0x16, 0x00}, - {0x17, 0x01, 0x16, 0x00}, {0x28, 0x01, 0x16, 0x01}, - {0xfd, 0x00, 0x00, 0x00}, {0xfd, 0x00, 0x00, 0x00}, - {0xfd, 0x00, 0x00, 0x00}, {0xfd, 0x00, 0x00, 0x00} - }, - { - {0x03, 0x01, 0x0a, 0x00}, {0x06, 0x01, 0x0a, 0x00}, - {0x0a, 0x01, 0x0a, 0x00}, {0x0f, 0x01, 0x0a, 0x00}, - {0x18, 0x01, 0x0a, 0x00}, {0x1f, 0x01, 0x0a, 0x00}, - {0x29, 0x01, 0x0a, 0x00}, {0x38, 0x01, 0x0a, 0x01}, - {0x03, 0x01, 0x0d, 0x00}, {0x06, 0x01, 0x0d, 0x00}, - {0x0a, 0x01, 0x0d, 0x00}, {0x0f, 0x01, 0x0d, 0x00}, - {0x18, 0x01, 0x0d, 0x00}, {0x1f, 0x01, 0x0d, 0x00}, - {0x29, 0x01, 0x0d, 0x00}, {0x38, 0x01, 0x0d, 0x01} - }, - /* 255 */ - { - {0x03, 0x01, 0x16, 0x00}, {0x06, 0x01, 0x16, 0x00}, - {0x0a, 0x01, 0x16, 0x00}, {0x0f, 0x01, 0x16, 0x00}, - {0x18, 0x01, 0x16, 0x00}, {0x1f, 0x01, 0x16, 0x00}, - {0x29, 0x01, 0x16, 0x00}, {0x38, 0x01, 0x16, 0x01}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00}, - {0xff, 0x00, 0x00, 0x00}, {0xff, 0x00, 0x00, 0x00} - } -}; - - -ngx_int_t -ngx_http_v2_huff_decode(u_char *state, u_char *src, size_t len, u_char **dst, - ngx_uint_t last, ngx_log_t *log) -{ - u_char *end, ch, ending; - - ch = 0; - ending = 1; - - end = src + len; - - while (src != end) { - ch = *src++; - - if (ngx_http_v2_huff_decode_bits(state, &ending, ch >> 4, dst) - != NGX_OK) - { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, log, 0, - "http2 huffman decoding error at state %d: " - "bad code 0x%Xd", *state, ch >> 4); - - return NGX_ERROR; - } - - if (ngx_http_v2_huff_decode_bits(state, &ending, ch & 0xf, dst) - != NGX_OK) - { - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, log, 0, - "http2 huffman decoding error at state %d: " - "bad code 0x%Xd", *state, ch & 0xf); - - return NGX_ERROR; - } - } - - if (last) { - if (!ending) { - ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, - "http2 huffman decoding error: " - "incomplete code 0x%Xd", ch); - - return NGX_ERROR; - } - - *state = 0; - } - - return NGX_OK; -} - - - -static ngx_inline ngx_int_t -ngx_http_v2_huff_decode_bits(u_char *state, u_char *ending, ngx_uint_t bits, - u_char **dst) -{ - ngx_http_v2_huff_decode_code_t code; - - code = ngx_http_v2_huff_decode_codes[*state][bits]; - - if (code.next == *state) { - return NGX_ERROR; - } - - if (code.emit) { - *(*dst)++ = code.sym; - } - - *ending = code.ending; - *state = code.next; - - return NGX_OK; -} diff --git a/app/nginx/src/http/v2/ngx_http_v2_huff_encode.c b/app/nginx/src/http/v2/ngx_http_v2_huff_encode.c deleted file mode 100644 index 3f822cd..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2_huff_encode.c +++ /dev/null @@ -1,254 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - * Copyright (C) 2015 Vlad Krasnov - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - uint32_t code; - uint32_t len; -} ngx_http_v2_huff_encode_code_t; - - -static ngx_http_v2_huff_encode_code_t ngx_http_v2_huff_encode_table[256] = -{ - {0x00001ff8, 13}, {0x007fffd8, 23}, {0x0fffffe2, 28}, {0x0fffffe3, 28}, - {0x0fffffe4, 28}, {0x0fffffe5, 28}, {0x0fffffe6, 28}, {0x0fffffe7, 28}, - {0x0fffffe8, 28}, {0x00ffffea, 24}, {0x3ffffffc, 30}, {0x0fffffe9, 28}, - {0x0fffffea, 28}, {0x3ffffffd, 30}, {0x0fffffeb, 28}, {0x0fffffec, 28}, - {0x0fffffed, 28}, {0x0fffffee, 28}, {0x0fffffef, 28}, {0x0ffffff0, 28}, - {0x0ffffff1, 28}, {0x0ffffff2, 28}, {0x3ffffffe, 30}, {0x0ffffff3, 28}, - {0x0ffffff4, 28}, {0x0ffffff5, 28}, {0x0ffffff6, 28}, {0x0ffffff7, 28}, - {0x0ffffff8, 28}, {0x0ffffff9, 28}, {0x0ffffffa, 28}, {0x0ffffffb, 28}, - {0x00000014, 6}, {0x000003f8, 10}, {0x000003f9, 10}, {0x00000ffa, 12}, - {0x00001ff9, 13}, {0x00000015, 6}, {0x000000f8, 8}, {0x000007fa, 11}, - {0x000003fa, 10}, {0x000003fb, 10}, {0x000000f9, 8}, {0x000007fb, 11}, - {0x000000fa, 8}, {0x00000016, 6}, {0x00000017, 6}, {0x00000018, 6}, - {0x00000000, 5}, {0x00000001, 5}, {0x00000002, 5}, {0x00000019, 6}, - {0x0000001a, 6}, {0x0000001b, 6}, {0x0000001c, 6}, {0x0000001d, 6}, - {0x0000001e, 6}, {0x0000001f, 6}, {0x0000005c, 7}, {0x000000fb, 8}, - {0x00007ffc, 15}, {0x00000020, 6}, {0x00000ffb, 12}, {0x000003fc, 10}, - {0x00001ffa, 13}, {0x00000021, 6}, {0x0000005d, 7}, {0x0000005e, 7}, - {0x0000005f, 7}, {0x00000060, 7}, {0x00000061, 7}, {0x00000062, 7}, - {0x00000063, 7}, {0x00000064, 7}, {0x00000065, 7}, {0x00000066, 7}, - {0x00000067, 7}, {0x00000068, 7}, {0x00000069, 7}, {0x0000006a, 7}, - {0x0000006b, 7}, {0x0000006c, 7}, {0x0000006d, 7}, {0x0000006e, 7}, - {0x0000006f, 7}, {0x00000070, 7}, {0x00000071, 7}, {0x00000072, 7}, - {0x000000fc, 8}, {0x00000073, 7}, {0x000000fd, 8}, {0x00001ffb, 13}, - {0x0007fff0, 19}, {0x00001ffc, 13}, {0x00003ffc, 14}, {0x00000022, 6}, - {0x00007ffd, 15}, {0x00000003, 5}, {0x00000023, 6}, {0x00000004, 5}, - {0x00000024, 6}, {0x00000005, 5}, {0x00000025, 6}, {0x00000026, 6}, - {0x00000027, 6}, {0x00000006, 5}, {0x00000074, 7}, {0x00000075, 7}, - {0x00000028, 6}, {0x00000029, 6}, {0x0000002a, 6}, {0x00000007, 5}, - {0x0000002b, 6}, {0x00000076, 7}, {0x0000002c, 6}, {0x00000008, 5}, - {0x00000009, 5}, {0x0000002d, 6}, {0x00000077, 7}, {0x00000078, 7}, - {0x00000079, 7}, {0x0000007a, 7}, {0x0000007b, 7}, {0x00007ffe, 15}, - {0x000007fc, 11}, {0x00003ffd, 14}, {0x00001ffd, 13}, {0x0ffffffc, 28}, - {0x000fffe6, 20}, {0x003fffd2, 22}, {0x000fffe7, 20}, {0x000fffe8, 20}, - {0x003fffd3, 22}, {0x003fffd4, 22}, {0x003fffd5, 22}, {0x007fffd9, 23}, - {0x003fffd6, 22}, {0x007fffda, 23}, {0x007fffdb, 23}, {0x007fffdc, 23}, - {0x007fffdd, 23}, {0x007fffde, 23}, {0x00ffffeb, 24}, {0x007fffdf, 23}, - {0x00ffffec, 24}, {0x00ffffed, 24}, {0x003fffd7, 22}, {0x007fffe0, 23}, - {0x00ffffee, 24}, {0x007fffe1, 23}, {0x007fffe2, 23}, {0x007fffe3, 23}, - {0x007fffe4, 23}, {0x001fffdc, 21}, {0x003fffd8, 22}, {0x007fffe5, 23}, - {0x003fffd9, 22}, {0x007fffe6, 23}, {0x007fffe7, 23}, {0x00ffffef, 24}, - {0x003fffda, 22}, {0x001fffdd, 21}, {0x000fffe9, 20}, {0x003fffdb, 22}, - {0x003fffdc, 22}, {0x007fffe8, 23}, {0x007fffe9, 23}, {0x001fffde, 21}, - {0x007fffea, 23}, {0x003fffdd, 22}, {0x003fffde, 22}, {0x00fffff0, 24}, - {0x001fffdf, 21}, {0x003fffdf, 22}, {0x007fffeb, 23}, {0x007fffec, 23}, - {0x001fffe0, 21}, {0x001fffe1, 21}, {0x003fffe0, 22}, {0x001fffe2, 21}, - {0x007fffed, 23}, {0x003fffe1, 22}, {0x007fffee, 23}, {0x007fffef, 23}, - {0x000fffea, 20}, {0x003fffe2, 22}, {0x003fffe3, 22}, {0x003fffe4, 22}, - {0x007ffff0, 23}, {0x003fffe5, 22}, {0x003fffe6, 22}, {0x007ffff1, 23}, - {0x03ffffe0, 26}, {0x03ffffe1, 26}, {0x000fffeb, 20}, {0x0007fff1, 19}, - {0x003fffe7, 22}, {0x007ffff2, 23}, {0x003fffe8, 22}, {0x01ffffec, 25}, - {0x03ffffe2, 26}, {0x03ffffe3, 26}, {0x03ffffe4, 26}, {0x07ffffde, 27}, - {0x07ffffdf, 27}, {0x03ffffe5, 26}, {0x00fffff1, 24}, {0x01ffffed, 25}, - {0x0007fff2, 19}, {0x001fffe3, 21}, {0x03ffffe6, 26}, {0x07ffffe0, 27}, - {0x07ffffe1, 27}, {0x03ffffe7, 26}, {0x07ffffe2, 27}, {0x00fffff2, 24}, - {0x001fffe4, 21}, {0x001fffe5, 21}, {0x03ffffe8, 26}, {0x03ffffe9, 26}, - {0x0ffffffd, 28}, {0x07ffffe3, 27}, {0x07ffffe4, 27}, {0x07ffffe5, 27}, - {0x000fffec, 20}, {0x00fffff3, 24}, {0x000fffed, 20}, {0x001fffe6, 21}, - {0x003fffe9, 22}, {0x001fffe7, 21}, {0x001fffe8, 21}, {0x007ffff3, 23}, - {0x003fffea, 22}, {0x003fffeb, 22}, {0x01ffffee, 25}, {0x01ffffef, 25}, - {0x00fffff4, 24}, {0x00fffff5, 24}, {0x03ffffea, 26}, {0x007ffff4, 23}, - {0x03ffffeb, 26}, {0x07ffffe6, 27}, {0x03ffffec, 26}, {0x03ffffed, 26}, - {0x07ffffe7, 27}, {0x07ffffe8, 27}, {0x07ffffe9, 27}, {0x07ffffea, 27}, - {0x07ffffeb, 27}, {0x0ffffffe, 28}, {0x07ffffec, 27}, {0x07ffffed, 27}, - {0x07ffffee, 27}, {0x07ffffef, 27}, {0x07fffff0, 27}, {0x03ffffee, 26} -}; - - -/* same as above, but embeds lowercase transformation */ -static ngx_http_v2_huff_encode_code_t ngx_http_v2_huff_encode_table_lc[256] = -{ - {0x00001ff8, 13}, {0x007fffd8, 23}, {0x0fffffe2, 28}, {0x0fffffe3, 28}, - {0x0fffffe4, 28}, {0x0fffffe5, 28}, {0x0fffffe6, 28}, {0x0fffffe7, 28}, - {0x0fffffe8, 28}, {0x00ffffea, 24}, {0x3ffffffc, 30}, {0x0fffffe9, 28}, - {0x0fffffea, 28}, {0x3ffffffd, 30}, {0x0fffffeb, 28}, {0x0fffffec, 28}, - {0x0fffffed, 28}, {0x0fffffee, 28}, {0x0fffffef, 28}, {0x0ffffff0, 28}, - {0x0ffffff1, 28}, {0x0ffffff2, 28}, {0x3ffffffe, 30}, {0x0ffffff3, 28}, - {0x0ffffff4, 28}, {0x0ffffff5, 28}, {0x0ffffff6, 28}, {0x0ffffff7, 28}, - {0x0ffffff8, 28}, {0x0ffffff9, 28}, {0x0ffffffa, 28}, {0x0ffffffb, 28}, - {0x00000014, 6}, {0x000003f8, 10}, {0x000003f9, 10}, {0x00000ffa, 12}, - {0x00001ff9, 13}, {0x00000015, 6}, {0x000000f8, 8}, {0x000007fa, 11}, - {0x000003fa, 10}, {0x000003fb, 10}, {0x000000f9, 8}, {0x000007fb, 11}, - {0x000000fa, 8}, {0x00000016, 6}, {0x00000017, 6}, {0x00000018, 6}, - {0x00000000, 5}, {0x00000001, 5}, {0x00000002, 5}, {0x00000019, 6}, - {0x0000001a, 6}, {0x0000001b, 6}, {0x0000001c, 6}, {0x0000001d, 6}, - {0x0000001e, 6}, {0x0000001f, 6}, {0x0000005c, 7}, {0x000000fb, 8}, - {0x00007ffc, 15}, {0x00000020, 6}, {0x00000ffb, 12}, {0x000003fc, 10}, - {0x00001ffa, 13}, {0x00000003, 5}, {0x00000023, 6}, {0x00000004, 5}, - {0x00000024, 6}, {0x00000005, 5}, {0x00000025, 6}, {0x00000026, 6}, - {0x00000027, 6}, {0x00000006, 5}, {0x00000074, 7}, {0x00000075, 7}, - {0x00000028, 6}, {0x00000029, 6}, {0x0000002a, 6}, {0x00000007, 5}, - {0x0000002b, 6}, {0x00000076, 7}, {0x0000002c, 6}, {0x00000008, 5}, - {0x00000009, 5}, {0x0000002d, 6}, {0x00000077, 7}, {0x00000078, 7}, - {0x00000079, 7}, {0x0000007a, 7}, {0x0000007b, 7}, {0x00001ffb, 13}, - {0x0007fff0, 19}, {0x00001ffc, 13}, {0x00003ffc, 14}, {0x00000022, 6}, - {0x00007ffd, 15}, {0x00000003, 5}, {0x00000023, 6}, {0x00000004, 5}, - {0x00000024, 6}, {0x00000005, 5}, {0x00000025, 6}, {0x00000026, 6}, - {0x00000027, 6}, {0x00000006, 5}, {0x00000074, 7}, {0x00000075, 7}, - {0x00000028, 6}, {0x00000029, 6}, {0x0000002a, 6}, {0x00000007, 5}, - {0x0000002b, 6}, {0x00000076, 7}, {0x0000002c, 6}, {0x00000008, 5}, - {0x00000009, 5}, {0x0000002d, 6}, {0x00000077, 7}, {0x00000078, 7}, - {0x00000079, 7}, {0x0000007a, 7}, {0x0000007b, 7}, {0x00007ffe, 15}, - {0x000007fc, 11}, {0x00003ffd, 14}, {0x00001ffd, 13}, {0x0ffffffc, 28}, - {0x000fffe6, 20}, {0x003fffd2, 22}, {0x000fffe7, 20}, {0x000fffe8, 20}, - {0x003fffd3, 22}, {0x003fffd4, 22}, {0x003fffd5, 22}, {0x007fffd9, 23}, - {0x003fffd6, 22}, {0x007fffda, 23}, {0x007fffdb, 23}, {0x007fffdc, 23}, - {0x007fffdd, 23}, {0x007fffde, 23}, {0x00ffffeb, 24}, {0x007fffdf, 23}, - {0x00ffffec, 24}, {0x00ffffed, 24}, {0x003fffd7, 22}, {0x007fffe0, 23}, - {0x00ffffee, 24}, {0x007fffe1, 23}, {0x007fffe2, 23}, {0x007fffe3, 23}, - {0x007fffe4, 23}, {0x001fffdc, 21}, {0x003fffd8, 22}, {0x007fffe5, 23}, - {0x003fffd9, 22}, {0x007fffe6, 23}, {0x007fffe7, 23}, {0x00ffffef, 24}, - {0x003fffda, 22}, {0x001fffdd, 21}, {0x000fffe9, 20}, {0x003fffdb, 22}, - {0x003fffdc, 22}, {0x007fffe8, 23}, {0x007fffe9, 23}, {0x001fffde, 21}, - {0x007fffea, 23}, {0x003fffdd, 22}, {0x003fffde, 22}, {0x00fffff0, 24}, - {0x001fffdf, 21}, {0x003fffdf, 22}, {0x007fffeb, 23}, {0x007fffec, 23}, - {0x001fffe0, 21}, {0x001fffe1, 21}, {0x003fffe0, 22}, {0x001fffe2, 21}, - {0x007fffed, 23}, {0x003fffe1, 22}, {0x007fffee, 23}, {0x007fffef, 23}, - {0x000fffea, 20}, {0x003fffe2, 22}, {0x003fffe3, 22}, {0x003fffe4, 22}, - {0x007ffff0, 23}, {0x003fffe5, 22}, {0x003fffe6, 22}, {0x007ffff1, 23}, - {0x03ffffe0, 26}, {0x03ffffe1, 26}, {0x000fffeb, 20}, {0x0007fff1, 19}, - {0x003fffe7, 22}, {0x007ffff2, 23}, {0x003fffe8, 22}, {0x01ffffec, 25}, - {0x03ffffe2, 26}, {0x03ffffe3, 26}, {0x03ffffe4, 26}, {0x07ffffde, 27}, - {0x07ffffdf, 27}, {0x03ffffe5, 26}, {0x00fffff1, 24}, {0x01ffffed, 25}, - {0x0007fff2, 19}, {0x001fffe3, 21}, {0x03ffffe6, 26}, {0x07ffffe0, 27}, - {0x07ffffe1, 27}, {0x03ffffe7, 26}, {0x07ffffe2, 27}, {0x00fffff2, 24}, - {0x001fffe4, 21}, {0x001fffe5, 21}, {0x03ffffe8, 26}, {0x03ffffe9, 26}, - {0x0ffffffd, 28}, {0x07ffffe3, 27}, {0x07ffffe4, 27}, {0x07ffffe5, 27}, - {0x000fffec, 20}, {0x00fffff3, 24}, {0x000fffed, 20}, {0x001fffe6, 21}, - {0x003fffe9, 22}, {0x001fffe7, 21}, {0x001fffe8, 21}, {0x007ffff3, 23}, - {0x003fffea, 22}, {0x003fffeb, 22}, {0x01ffffee, 25}, {0x01ffffef, 25}, - {0x00fffff4, 24}, {0x00fffff5, 24}, {0x03ffffea, 26}, {0x007ffff4, 23}, - {0x03ffffeb, 26}, {0x07ffffe6, 27}, {0x03ffffec, 26}, {0x03ffffed, 26}, - {0x07ffffe7, 27}, {0x07ffffe8, 27}, {0x07ffffe9, 27}, {0x07ffffea, 27}, - {0x07ffffeb, 27}, {0x0ffffffe, 28}, {0x07ffffec, 27}, {0x07ffffed, 27}, - {0x07ffffee, 27}, {0x07ffffef, 27}, {0x07fffff0, 27}, {0x03ffffee, 26} -}; - - -#if (NGX_PTR_SIZE == 8) - -#if (NGX_HAVE_LITTLE_ENDIAN) - -#if (NGX_HAVE_GCC_BSWAP64) -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - (*(uint64_t *) (dst) = __builtin_bswap64(buf)) -#else -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - ((dst)[0] = (u_char) ((buf) >> 56), \ - (dst)[1] = (u_char) ((buf) >> 48), \ - (dst)[2] = (u_char) ((buf) >> 40), \ - (dst)[3] = (u_char) ((buf) >> 32), \ - (dst)[4] = (u_char) ((buf) >> 24), \ - (dst)[5] = (u_char) ((buf) >> 16), \ - (dst)[6] = (u_char) ((buf) >> 8), \ - (dst)[7] = (u_char) (buf)) -#endif - -#else /* !NGX_HAVE_LITTLE_ENDIAN */ -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - (*(uint64_t *) (dst) = (buf)) -#endif - -#else /* NGX_PTR_SIZE == 4 */ - -#define ngx_http_v2_huff_encode_buf(dst, buf) \ - (*(uint32_t *) (dst) = htonl(buf)) - -#endif - - -size_t -ngx_http_v2_huff_encode(u_char *src, size_t len, u_char *dst, ngx_uint_t lower) -{ - u_char *end; - size_t hlen; - ngx_uint_t buf, pending, code; - ngx_http_v2_huff_encode_code_t *table, *next; - - table = lower ? ngx_http_v2_huff_encode_table_lc - : ngx_http_v2_huff_encode_table; - hlen = 0; - buf = 0; - pending = 0; - - end = src + len; - - while (src != end) { - next = &table[*src++]; - - code = next->code; - pending += next->len; - - /* accumulate bits */ - if (pending < sizeof(buf) * 8) { - buf |= code << (sizeof(buf) * 8 - pending); - continue; - } - - if (hlen + sizeof(buf) >= len) { - return 0; - } - - pending -= sizeof(buf) * 8; - - buf |= code >> pending; - - ngx_http_v2_huff_encode_buf(&dst[hlen], buf); - - hlen += sizeof(buf); - - buf = pending ? code << (sizeof(buf) * 8 - pending) : 0; - } - - if (pending == 0) { - return hlen; - } - - buf |= (ngx_uint_t) -1 >> pending; - - pending = ngx_align(pending, 8); - - if (hlen + pending / 8 >= len) { - return 0; - } - - buf >>= sizeof(buf) * 8 - pending; - - do { - pending -= 8; - dst[hlen++] = (u_char) (buf >> pending); - } while (pending); - - return hlen; -} diff --git a/app/nginx/src/http/v2/ngx_http_v2_module.c b/app/nginx/src/http/v2/ngx_http_v2_module.c deleted file mode 100644 index 032abcb..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2_module.c +++ /dev/null @@ -1,509 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> -#include <ngx_http_v2_module.h> - - -static ngx_int_t ngx_http_v2_add_variables(ngx_conf_t *cf); - -static ngx_int_t ngx_http_v2_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data); - -static ngx_int_t ngx_http_v2_module_init(ngx_cycle_t *cycle); - -static void *ngx_http_v2_create_main_conf(ngx_conf_t *cf); -static char *ngx_http_v2_init_main_conf(ngx_conf_t *cf, void *conf); -static void *ngx_http_v2_create_srv_conf(ngx_conf_t *cf); -static char *ngx_http_v2_merge_srv_conf(ngx_conf_t *cf, void *parent, - void *child); -static void *ngx_http_v2_create_loc_conf(ngx_conf_t *cf); -static char *ngx_http_v2_merge_loc_conf(ngx_conf_t *cf, void *parent, - void *child); - -static char *ngx_http_v2_recv_buffer_size(ngx_conf_t *cf, void *post, - void *data); -static char *ngx_http_v2_pool_size(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_v2_preread_size(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_v2_streams_index_mask(ngx_conf_t *cf, void *post, - void *data); -static char *ngx_http_v2_chunk_size(ngx_conf_t *cf, void *post, void *data); -static char *ngx_http_v2_spdy_deprecated(ngx_conf_t *cf, ngx_command_t *cmd, - void *conf); - - -static ngx_conf_post_t ngx_http_v2_recv_buffer_size_post = - { ngx_http_v2_recv_buffer_size }; -static ngx_conf_post_t ngx_http_v2_pool_size_post = - { ngx_http_v2_pool_size }; -static ngx_conf_post_t ngx_http_v2_preread_size_post = - { ngx_http_v2_preread_size }; -static ngx_conf_post_t ngx_http_v2_streams_index_mask_post = - { ngx_http_v2_streams_index_mask }; -static ngx_conf_post_t ngx_http_v2_chunk_size_post = - { ngx_http_v2_chunk_size }; - - -static ngx_command_t ngx_http_v2_commands[] = { - - { ngx_string("http2_recv_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_MAIN_CONF_OFFSET, - offsetof(ngx_http_v2_main_conf_t, recv_buffer_size), - &ngx_http_v2_recv_buffer_size_post }, - - { ngx_string("http2_pool_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, pool_size), - &ngx_http_v2_pool_size_post }, - - { ngx_string("http2_max_concurrent_streams"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, concurrent_streams), - NULL }, - - { ngx_string("http2_max_requests"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, max_requests), - NULL }, - - { ngx_string("http2_max_field_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, max_field_size), - NULL }, - - { ngx_string("http2_max_header_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, max_header_size), - NULL }, - - { ngx_string("http2_body_preread_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, preread_size), - &ngx_http_v2_preread_size_post }, - - { ngx_string("http2_streams_index_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_num_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, streams_index_mask), - &ngx_http_v2_streams_index_mask_post }, - - { ngx_string("http2_recv_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, recv_timeout), - NULL }, - - { ngx_string("http2_idle_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_conf_set_msec_slot, - NGX_HTTP_SRV_CONF_OFFSET, - offsetof(ngx_http_v2_srv_conf_t, idle_timeout), - NULL }, - - { ngx_string("http2_chunk_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_conf_set_size_slot, - NGX_HTTP_LOC_CONF_OFFSET, - offsetof(ngx_http_v2_loc_conf_t, chunk_size), - &ngx_http_v2_chunk_size_post }, - - { ngx_string("spdy_recv_buffer_size"), - NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_MAIN_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_pool_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_max_concurrent_streams"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_streams_index_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_recv_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_keepalive_timeout"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_headers_comp"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_SRV_CONF_OFFSET, - 0, - NULL }, - - { ngx_string("spdy_chunk_size"), - NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, - ngx_http_v2_spdy_deprecated, - NGX_HTTP_LOC_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_http_module_t ngx_http_v2_module_ctx = { - ngx_http_v2_add_variables, /* preconfiguration */ - NULL, /* postconfiguration */ - - ngx_http_v2_create_main_conf, /* create main configuration */ - ngx_http_v2_init_main_conf, /* init main configuration */ - - ngx_http_v2_create_srv_conf, /* create server configuration */ - ngx_http_v2_merge_srv_conf, /* merge server configuration */ - - ngx_http_v2_create_loc_conf, /* create location configuration */ - ngx_http_v2_merge_loc_conf /* merge location configuration */ -}; - - -ngx_module_t ngx_http_v2_module = { - NGX_MODULE_V1, - &ngx_http_v2_module_ctx, /* module context */ - ngx_http_v2_commands, /* module directives */ - NGX_HTTP_MODULE, /* module type */ - NULL, /* init master */ - ngx_http_v2_module_init, /* init module */ - NULL, /* init process */ - NULL, /* init thread */ - NULL, /* exit thread */ - NULL, /* exit process */ - NULL, /* exit master */ - NGX_MODULE_V1_PADDING -}; - - -static ngx_http_variable_t ngx_http_v2_vars[] = { - - { ngx_string("http2"), NULL, - ngx_http_v2_variable, 0, 0, 0 }, - - { ngx_null_string, NULL, NULL, 0, 0, 0 } -}; - - -static ngx_int_t -ngx_http_v2_add_variables(ngx_conf_t *cf) -{ - ngx_http_variable_t *var, *v; - - for (v = ngx_http_v2_vars; v->name.len; v++) { - var = ngx_http_add_variable(cf, &v->name, v->flags); - if (var == NULL) { - return NGX_ERROR; - } - - var->get_handler = v->get_handler; - var->data = v->data; - } - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_variable(ngx_http_request_t *r, - ngx_http_variable_value_t *v, uintptr_t data) -{ - - if (r->stream) { -#if (NGX_HTTP_SSL) - - if (r->connection->ssl) { - v->len = sizeof("h2") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "h2"; - - return NGX_OK; - } - -#endif - v->len = sizeof("h2c") - 1; - v->valid = 1; - v->no_cacheable = 0; - v->not_found = 0; - v->data = (u_char *) "h2c"; - - return NGX_OK; - } - - *v = ngx_http_variable_null_value; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_module_init(ngx_cycle_t *cycle) -{ - return NGX_OK; -} - - -static void * -ngx_http_v2_create_main_conf(ngx_conf_t *cf) -{ - ngx_http_v2_main_conf_t *h2mcf; - - h2mcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_v2_main_conf_t)); - if (h2mcf == NULL) { - return NULL; - } - - h2mcf->recv_buffer_size = NGX_CONF_UNSET_SIZE; - - return h2mcf; -} - - -static char * -ngx_http_v2_init_main_conf(ngx_conf_t *cf, void *conf) -{ - ngx_http_v2_main_conf_t *h2mcf = conf; - - ngx_conf_init_size_value(h2mcf->recv_buffer_size, 256 * 1024); - - return NGX_CONF_OK; -} - - -static void * -ngx_http_v2_create_srv_conf(ngx_conf_t *cf) -{ - ngx_http_v2_srv_conf_t *h2scf; - - h2scf = ngx_pcalloc(cf->pool, sizeof(ngx_http_v2_srv_conf_t)); - if (h2scf == NULL) { - return NULL; - } - - h2scf->pool_size = NGX_CONF_UNSET_SIZE; - - h2scf->concurrent_streams = NGX_CONF_UNSET_UINT; - h2scf->max_requests = NGX_CONF_UNSET_UINT; - - h2scf->max_field_size = NGX_CONF_UNSET_SIZE; - h2scf->max_header_size = NGX_CONF_UNSET_SIZE; - - h2scf->preread_size = NGX_CONF_UNSET_SIZE; - - h2scf->streams_index_mask = NGX_CONF_UNSET_UINT; - - h2scf->recv_timeout = NGX_CONF_UNSET_MSEC; - h2scf->idle_timeout = NGX_CONF_UNSET_MSEC; - - return h2scf; -} - - -static char * -ngx_http_v2_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_v2_srv_conf_t *prev = parent; - ngx_http_v2_srv_conf_t *conf = child; - - ngx_conf_merge_size_value(conf->pool_size, prev->pool_size, 4096); - - ngx_conf_merge_uint_value(conf->concurrent_streams, - prev->concurrent_streams, 128); - ngx_conf_merge_uint_value(conf->max_requests, prev->max_requests, 1000); - - ngx_conf_merge_size_value(conf->max_field_size, prev->max_field_size, - 4096); - ngx_conf_merge_size_value(conf->max_header_size, prev->max_header_size, - 16384); - - ngx_conf_merge_size_value(conf->preread_size, prev->preread_size, 65536); - - ngx_conf_merge_uint_value(conf->streams_index_mask, - prev->streams_index_mask, 32 - 1); - - ngx_conf_merge_msec_value(conf->recv_timeout, - prev->recv_timeout, 30000); - ngx_conf_merge_msec_value(conf->idle_timeout, - prev->idle_timeout, 180000); - - return NGX_CONF_OK; -} - - -static void * -ngx_http_v2_create_loc_conf(ngx_conf_t *cf) -{ - ngx_http_v2_loc_conf_t *h2lcf; - - h2lcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_v2_loc_conf_t)); - if (h2lcf == NULL) { - return NULL; - } - - h2lcf->chunk_size = NGX_CONF_UNSET_SIZE; - - return h2lcf; -} - - -static char * -ngx_http_v2_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) -{ - ngx_http_v2_loc_conf_t *prev = parent; - ngx_http_v2_loc_conf_t *conf = child; - - ngx_conf_merge_size_value(conf->chunk_size, prev->chunk_size, 8 * 1024); - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_recv_buffer_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp <= 2 * NGX_HTTP_V2_STATE_BUFFER_SIZE) { - return "value is too small"; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_pool_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp < NGX_MIN_POOL_SIZE) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the pool size must be no less than %uz", - NGX_MIN_POOL_SIZE); - - return NGX_CONF_ERROR; - } - - if (*sp % NGX_POOL_ALIGNMENT) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the pool size must be a multiple of %uz", - NGX_POOL_ALIGNMENT); - - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_preread_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp > NGX_HTTP_V2_MAX_WINDOW) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the maximum body preread buffer size is %uz", - NGX_HTTP_V2_MAX_WINDOW); - - return NGX_CONF_ERROR; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_streams_index_mask(ngx_conf_t *cf, void *post, void *data) -{ - ngx_uint_t *np = data; - - ngx_uint_t mask; - - mask = *np - 1; - - if (*np == 0 || (*np & mask)) { - return "must be a power of two"; - } - - *np = mask; - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_chunk_size(ngx_conf_t *cf, void *post, void *data) -{ - size_t *sp = data; - - if (*sp == 0) { - ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, - "the http2 chunk size cannot be zero"); - - return NGX_CONF_ERROR; - } - - if (*sp > NGX_HTTP_V2_MAX_FRAME_SIZE) { - *sp = NGX_HTTP_V2_MAX_FRAME_SIZE; - } - - return NGX_CONF_OK; -} - - -static char * -ngx_http_v2_spdy_deprecated(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_conf_log_error(NGX_LOG_WARN, cf, 0, - "invalid directive \"%V\": ngx_http_spdy_module " - "was superseded by ngx_http_v2_module", &cmd->name); - - return NGX_CONF_OK; -} diff --git a/app/nginx/src/http/v2/ngx_http_v2_module.h b/app/nginx/src/http/v2/ngx_http_v2_module.h deleted file mode 100644 index 540f826..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2_module.h +++ /dev/null @@ -1,44 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#ifndef _NGX_HTTP_V2_MODULE_H_INCLUDED_ -#define _NGX_HTTP_V2_MODULE_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -typedef struct { - size_t recv_buffer_size; - u_char *recv_buffer; -} ngx_http_v2_main_conf_t; - - -typedef struct { - size_t pool_size; - ngx_uint_t concurrent_streams; - ngx_uint_t max_requests; - size_t max_field_size; - size_t max_header_size; - size_t preread_size; - ngx_uint_t streams_index_mask; - ngx_msec_t recv_timeout; - ngx_msec_t idle_timeout; -} ngx_http_v2_srv_conf_t; - - -typedef struct { - size_t chunk_size; -} ngx_http_v2_loc_conf_t; - - -extern ngx_module_t ngx_http_v2_module; - - -#endif /* _NGX_HTTP_V2_MODULE_H_INCLUDED_ */ diff --git a/app/nginx/src/http/v2/ngx_http_v2_table.c b/app/nginx/src/http/v2/ngx_http_v2_table.c deleted file mode 100644 index a73748a..0000000 --- a/app/nginx/src/http/v2/ngx_http_v2_table.c +++ /dev/null @@ -1,349 +0,0 @@ - -/* - * Copyright (C) Nginx, Inc. - * Copyright (C) Valentin V. Bartenev - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_http.h> - - -#define NGX_HTTP_V2_TABLE_SIZE 4096 - - -static ngx_int_t ngx_http_v2_table_account(ngx_http_v2_connection_t *h2c, - size_t size); - - -static ngx_http_v2_header_t ngx_http_v2_static_table[] = { - { ngx_string(":authority"), ngx_string("") }, - { ngx_string(":method"), ngx_string("GET") }, - { ngx_string(":method"), ngx_string("POST") }, - { ngx_string(":path"), ngx_string("/") }, - { ngx_string(":path"), ngx_string("/index.html") }, - { ngx_string(":scheme"), ngx_string("http") }, - { ngx_string(":scheme"), ngx_string("https") }, - { ngx_string(":status"), ngx_string("200") }, - { ngx_string(":status"), ngx_string("204") }, - { ngx_string(":status"), ngx_string("206") }, - { ngx_string(":status"), ngx_string("304") }, - { ngx_string(":status"), ngx_string("400") }, - { ngx_string(":status"), ngx_string("404") }, - { ngx_string(":status"), ngx_string("500") }, - { ngx_string("accept-charset"), ngx_string("") }, - { ngx_string("accept-encoding"), ngx_string("gzip, deflate") }, - { ngx_string("accept-language"), ngx_string("") }, - { ngx_string("accept-ranges"), ngx_string("") }, - { ngx_string("accept"), ngx_string("") }, - { ngx_string("access-control-allow-origin"), ngx_string("") }, - { ngx_string("age"), ngx_string("") }, - { ngx_string("allow"), ngx_string("") }, - { ngx_string("authorization"), ngx_string("") }, - { ngx_string("cache-control"), ngx_string("") }, - { ngx_string("content-disposition"), ngx_string("") }, - { ngx_string("content-encoding"), ngx_string("") }, - { ngx_string("content-language"), ngx_string("") }, - { ngx_string("content-length"), ngx_string("") }, - { ngx_string("content-location"), ngx_string("") }, - { ngx_string("content-range"), ngx_string("") }, - { ngx_string("content-type"), ngx_string("") }, - { ngx_string("cookie"), ngx_string("") }, - { ngx_string("date"), ngx_string("") }, - { ngx_string("etag"), ngx_string("") }, - { ngx_string("expect"), ngx_string("") }, - { ngx_string("expires"), ngx_string("") }, - { ngx_string("from"), ngx_string("") }, - { ngx_string("host"), ngx_string("") }, - { ngx_string("if-match"), ngx_string("") }, - { ngx_string("if-modified-since"), ngx_string("") }, - { ngx_string("if-none-match"), ngx_string("") }, - { ngx_string("if-range"), ngx_string("") }, - { ngx_string("if-unmodified-since"), ngx_string("") }, - { ngx_string("last-modified"), ngx_string("") }, - { ngx_string("link"), ngx_string("") }, - { ngx_string("location"), ngx_string("") }, - { ngx_string("max-forwards"), ngx_string("") }, - { ngx_string("proxy-authenticate"), ngx_string("") }, - { ngx_string("proxy-authorization"), ngx_string("") }, - { ngx_string("range"), ngx_string("") }, - { ngx_string("referer"), ngx_string("") }, - { ngx_string("refresh"), ngx_string("") }, - { ngx_string("retry-after"), ngx_string("") }, - { ngx_string("server"), ngx_string("") }, - { ngx_string("set-cookie"), ngx_string("") }, - { ngx_string("strict-transport-security"), ngx_string("") }, - { ngx_string("transfer-encoding"), ngx_string("") }, - { ngx_string("user-agent"), ngx_string("") }, - { ngx_string("vary"), ngx_string("") }, - { ngx_string("via"), ngx_string("") }, - { ngx_string("www-authenticate"), ngx_string("") }, -}; - -#define NGX_HTTP_V2_STATIC_TABLE_ENTRIES \ - (sizeof(ngx_http_v2_static_table) \ - / sizeof(ngx_http_v2_header_t)) - - -ngx_int_t -ngx_http_v2_get_indexed_header(ngx_http_v2_connection_t *h2c, ngx_uint_t index, - ngx_uint_t name_only) -{ - u_char *p; - size_t rest; - ngx_http_v2_header_t *entry; - - if (index == 0) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent invalid hpack table index 0"); - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 get indexed %s: %ui", - name_only ? "header" : "header name", index); - - index--; - - if (index < NGX_HTTP_V2_STATIC_TABLE_ENTRIES) { - h2c->state.header = ngx_http_v2_static_table[index]; - return NGX_OK; - } - - index -= NGX_HTTP_V2_STATIC_TABLE_ENTRIES; - - if (index < h2c->hpack.added - h2c->hpack.deleted) { - index = (h2c->hpack.added - index - 1) % h2c->hpack.allocated; - entry = h2c->hpack.entries[index]; - - p = ngx_pnalloc(h2c->state.pool, entry->name.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - h2c->state.header.name.len = entry->name.len; - h2c->state.header.name.data = p; - - rest = h2c->hpack.storage + NGX_HTTP_V2_TABLE_SIZE - entry->name.data; - - if (entry->name.len > rest) { - p = ngx_cpymem(p, entry->name.data, rest); - p = ngx_cpymem(p, h2c->hpack.storage, entry->name.len - rest); - - } else { - p = ngx_cpymem(p, entry->name.data, entry->name.len); - } - - *p = '\0'; - - if (name_only) { - return NGX_OK; - } - - p = ngx_pnalloc(h2c->state.pool, entry->value.len + 1); - if (p == NULL) { - return NGX_ERROR; - } - - h2c->state.header.value.len = entry->value.len; - h2c->state.header.value.data = p; - - rest = h2c->hpack.storage + NGX_HTTP_V2_TABLE_SIZE - entry->value.data; - - if (entry->value.len > rest) { - p = ngx_cpymem(p, entry->value.data, rest); - p = ngx_cpymem(p, h2c->hpack.storage, entry->value.len - rest); - - } else { - p = ngx_cpymem(p, entry->value.data, entry->value.len); - } - - *p = '\0'; - - return NGX_OK; - } - - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent out of bound hpack table index: %ui", index); - - return NGX_ERROR; -} - - -ngx_int_t -ngx_http_v2_add_header(ngx_http_v2_connection_t *h2c, - ngx_http_v2_header_t *header) -{ - size_t avail; - ngx_uint_t index; - ngx_http_v2_header_t *entry, **entries; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 add header to hpack table: \"%V: %V\"", - &header->name, &header->value); - - if (h2c->hpack.entries == NULL) { - h2c->hpack.allocated = 64; - h2c->hpack.size = NGX_HTTP_V2_TABLE_SIZE; - h2c->hpack.free = NGX_HTTP_V2_TABLE_SIZE; - - h2c->hpack.entries = ngx_palloc(h2c->connection->pool, - sizeof(ngx_http_v2_header_t *) - * h2c->hpack.allocated); - if (h2c->hpack.entries == NULL) { - return NGX_ERROR; - } - - h2c->hpack.storage = ngx_palloc(h2c->connection->pool, - h2c->hpack.free); - if (h2c->hpack.storage == NULL) { - return NGX_ERROR; - } - - h2c->hpack.pos = h2c->hpack.storage; - } - - if (ngx_http_v2_table_account(h2c, header->name.len + header->value.len) - != NGX_OK) - { - return NGX_OK; - } - - if (h2c->hpack.reused == h2c->hpack.deleted) { - entry = ngx_palloc(h2c->connection->pool, sizeof(ngx_http_v2_header_t)); - if (entry == NULL) { - return NGX_ERROR; - } - - } else { - entry = h2c->hpack.entries[h2c->hpack.reused++ % h2c->hpack.allocated]; - } - - avail = h2c->hpack.storage + NGX_HTTP_V2_TABLE_SIZE - h2c->hpack.pos; - - entry->name.len = header->name.len; - entry->name.data = h2c->hpack.pos; - - if (avail >= header->name.len) { - h2c->hpack.pos = ngx_cpymem(h2c->hpack.pos, header->name.data, - header->name.len); - } else { - ngx_memcpy(h2c->hpack.pos, header->name.data, avail); - h2c->hpack.pos = ngx_cpymem(h2c->hpack.storage, - header->name.data + avail, - header->name.len - avail); - avail = NGX_HTTP_V2_TABLE_SIZE; - } - - avail -= header->name.len; - - entry->value.len = header->value.len; - entry->value.data = h2c->hpack.pos; - - if (avail >= header->value.len) { - h2c->hpack.pos = ngx_cpymem(h2c->hpack.pos, header->value.data, - header->value.len); - } else { - ngx_memcpy(h2c->hpack.pos, header->value.data, avail); - h2c->hpack.pos = ngx_cpymem(h2c->hpack.storage, - header->value.data + avail, - header->value.len - avail); - } - - if (h2c->hpack.allocated == h2c->hpack.added - h2c->hpack.deleted) { - - entries = ngx_palloc(h2c->connection->pool, - sizeof(ngx_http_v2_header_t *) - * (h2c->hpack.allocated + 64)); - if (entries == NULL) { - return NGX_ERROR; - } - - index = h2c->hpack.deleted % h2c->hpack.allocated; - - ngx_memcpy(entries, &h2c->hpack.entries[index], - (h2c->hpack.allocated - index) - * sizeof(ngx_http_v2_header_t *)); - - ngx_memcpy(&entries[h2c->hpack.allocated - index], h2c->hpack.entries, - index * sizeof(ngx_http_v2_header_t *)); - - (void) ngx_pfree(h2c->connection->pool, h2c->hpack.entries); - - h2c->hpack.entries = entries; - - h2c->hpack.added = h2c->hpack.allocated; - h2c->hpack.deleted = 0; - h2c->hpack.reused = 0; - h2c->hpack.allocated += 64; - } - - h2c->hpack.entries[h2c->hpack.added++ % h2c->hpack.allocated] = entry; - - return NGX_OK; -} - - -static ngx_int_t -ngx_http_v2_table_account(ngx_http_v2_connection_t *h2c, size_t size) -{ - ngx_http_v2_header_t *entry; - - size += 32; - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 hpack table account: %uz free:%uz", - size, h2c->hpack.free); - - if (size <= h2c->hpack.free) { - h2c->hpack.free -= size; - return NGX_OK; - } - - if (size > h2c->hpack.size) { - h2c->hpack.deleted = h2c->hpack.added; - h2c->hpack.free = h2c->hpack.size; - return NGX_DECLINED; - } - - do { - entry = h2c->hpack.entries[h2c->hpack.deleted++ % h2c->hpack.allocated]; - h2c->hpack.free += 32 + entry->name.len + entry->value.len; - } while (size > h2c->hpack.free); - - h2c->hpack.free -= size; - - return NGX_OK; -} - - -ngx_int_t -ngx_http_v2_table_size(ngx_http_v2_connection_t *h2c, size_t size) -{ - ssize_t needed; - ngx_http_v2_header_t *entry; - - if (size > NGX_HTTP_V2_TABLE_SIZE) { - ngx_log_error(NGX_LOG_INFO, h2c->connection->log, 0, - "client sent invalid table size update: %uz", size); - - return NGX_ERROR; - } - - ngx_log_debug2(NGX_LOG_DEBUG_HTTP, h2c->connection->log, 0, - "http2 new hpack table size: %uz was:%uz", - size, h2c->hpack.size); - - needed = h2c->hpack.size - size; - - while (needed > (ssize_t) h2c->hpack.free) { - entry = h2c->hpack.entries[h2c->hpack.deleted++ % h2c->hpack.allocated]; - h2c->hpack.free += 32 + entry->name.len + entry->value.len; - } - - h2c->hpack.size = size; - h2c->hpack.free -= needed; - - return NGX_OK; -} |