diff options
Diffstat (limited to 'app/nginx/src/stream/ngx_stream_return_module.c')
| -rw-r--r-- | app/nginx/src/stream/ngx_stream_return_module.c | 218 |
1 files changed, 0 insertions, 218 deletions
diff --git a/app/nginx/src/stream/ngx_stream_return_module.c b/app/nginx/src/stream/ngx_stream_return_module.c deleted file mode 100644 index 9301b02..0000000 --- a/app/nginx/src/stream/ngx_stream_return_module.c +++ /dev/null @@ -1,218 +0,0 @@ - -/* - * Copyright (C) Roman Arutyunyan - * Copyright (C) Nginx, Inc. - */ - - -#include <ngx_config.h> -#include <ngx_core.h> -#include <ngx_stream.h> - - -typedef struct { - ngx_stream_complex_value_t text; -} ngx_stream_return_srv_conf_t; - - -typedef struct { - ngx_chain_t *out; -} ngx_stream_return_ctx_t; - - -static void ngx_stream_return_handler(ngx_stream_session_t *s); -static void ngx_stream_return_write_handler(ngx_event_t *ev); - -static void *ngx_stream_return_create_srv_conf(ngx_conf_t *cf); -static char *ngx_stream_return(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); - - -static ngx_command_t ngx_stream_return_commands[] = { - - { ngx_string("return"), - NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, - ngx_stream_return, - NGX_STREAM_SRV_CONF_OFFSET, - 0, - NULL }, - - ngx_null_command -}; - - -static ngx_stream_module_t ngx_stream_return_module_ctx = { - NULL, /* preconfiguration */ - NULL, /* postconfiguration */ - - NULL, /* create main configuration */ - NULL, /* init main configuration */ - - ngx_stream_return_create_srv_conf, /* create server configuration */ - NULL /* merge server configuration */ -}; - - -ngx_module_t ngx_stream_return_module = { - NGX_MODULE_V1, - &ngx_stream_return_module_ctx, /* module context */ - ngx_stream_return_commands, /* module directives */ - NGX_STREAM_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 void -ngx_stream_return_handler(ngx_stream_session_t *s) -{ - ngx_str_t text; - ngx_buf_t *b; - ngx_connection_t *c; - ngx_stream_return_ctx_t *ctx; - ngx_stream_return_srv_conf_t *rscf; - - c = s->connection; - - c->log->action = "returning text"; - - rscf = ngx_stream_get_module_srv_conf(s, ngx_stream_return_module); - - if (ngx_stream_complex_value(s, &rscf->text, &text) != NGX_OK) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream return text: \"%V\"", &text); - - if (text.len == 0) { - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - ctx = ngx_pcalloc(c->pool, sizeof(ngx_stream_return_ctx_t)); - if (ctx == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_stream_set_ctx(s, ctx, ngx_stream_return_module); - - b = ngx_calloc_buf(c->pool); - if (b == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - b->memory = 1; - b->pos = text.data; - b->last = text.data + text.len; - b->last_buf = 1; - - ctx->out = ngx_alloc_chain_link(c->pool); - if (ctx->out == NULL) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ctx->out->buf = b; - ctx->out->next = NULL; - - c->write->handler = ngx_stream_return_write_handler; - - ngx_stream_return_write_handler(c->write); -} - - -static void -ngx_stream_return_write_handler(ngx_event_t *ev) -{ - ngx_connection_t *c; - ngx_stream_session_t *s; - ngx_stream_return_ctx_t *ctx; - - c = ev->data; - s = c->data; - - if (ev->timedout) { - ngx_connection_error(c, NGX_ETIMEDOUT, "connection timed out"); - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - ctx = ngx_stream_get_module_ctx(s, ngx_stream_return_module); - - if (ngx_stream_top_filter(s, ctx->out, 1) == NGX_ERROR) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ctx->out = NULL; - - if (!c->buffered) { - ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, - "stream return done sending"); - ngx_stream_finalize_session(s, NGX_STREAM_OK); - return; - } - - if (ngx_handle_write_event(ev, 0) != NGX_OK) { - ngx_stream_finalize_session(s, NGX_STREAM_INTERNAL_SERVER_ERROR); - return; - } - - ngx_add_timer(ev, 5000); -} - - -static void * -ngx_stream_return_create_srv_conf(ngx_conf_t *cf) -{ - ngx_stream_return_srv_conf_t *conf; - - conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_return_srv_conf_t)); - if (conf == NULL) { - return NULL; - } - - return conf; -} - - -static char * -ngx_stream_return(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) -{ - ngx_stream_return_srv_conf_t *rscf = conf; - - ngx_str_t *value; - ngx_stream_core_srv_conf_t *cscf; - ngx_stream_compile_complex_value_t ccv; - - if (rscf->text.value.data) { - return "is duplicate"; - } - - value = cf->args->elts; - - ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); - - ccv.cf = cf; - ccv.value = &value[1]; - ccv.complex_value = &rscf->text; - - if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { - return NGX_CONF_ERROR; - } - - cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); - - cscf->handler = ngx_stream_return_handler; - - return NGX_CONF_OK; -} |