From bf8c01bfcd015d43cfbcb893e48c6a83a95c91ec Mon Sep 17 00:00:00 2001 From: Ben Magistro Date: Sun, 17 Apr 2022 09:45:02 -0400 Subject: Drop nginx Nginx is not part of the core library being developed and needs to be moved to its own repository to allow it to be more easily maintained. Signed-off-by: Ben Magistro Change-Id: I5639e84ba0564ccd49ffcffa7ec9fcd57827bd6d --- app/nginx/src/http/modules/ngx_http_scgi_module.c | 2005 --------------------- 1 file changed, 2005 deletions(-) delete mode 100644 app/nginx/src/http/modules/ngx_http_scgi_module.c (limited to 'app/nginx/src/http/modules/ngx_http_scgi_module.c') 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 -#include -#include - - -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 -- cgit 1.2.3-korg