| |
| /* |
| * Copyright (C) Igor Sysoev |
| */ |
| |
| |
| #include <ngx_config.h> |
| #include <ngx_core.h> |
| #include <ngx_event.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_init_server_lists(ngx_conf_t *cf, |
| ngx_array_t *servers, ngx_array_t *in_ports); |
| static ngx_int_t ngx_http_add_address(ngx_conf_t *cf, |
| ngx_http_core_srv_conf_t *cscf, ngx_http_conf_in_port_t *in_port, |
| ngx_http_listen_t *listen); |
| static ngx_int_t ngx_http_add_names(ngx_conf_t *cf, |
| ngx_http_core_srv_conf_t *cscf, ngx_http_conf_in_addr_t *in_addr); |
| |
| 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 *in_ports); |
| static ngx_int_t ngx_http_cmp_conf_in_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_in_port_t *in_port); |
| |
| ngx_uint_t ngx_http_max_module; |
| |
| |
| ngx_int_t (*ngx_http_top_header_filter) (ngx_http_request_t *r); |
| ngx_int_t (*ngx_http_top_body_filter) (ngx_http_request_t *r, ngx_chain_t *ch); |
| |
| |
| 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_array_t in_ports; |
| 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; |
| |
| /* 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 = 0; |
| for (m = 0; ngx_modules[m]; m++) { |
| if (ngx_modules[m]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| ngx_modules[m]->ctx_index = ngx_http_max_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; ngx_modules[m]; m++) { |
| if (ngx_modules[m]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_modules[m]->ctx; |
| mi = ngx_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; ngx_modules[m]; m++) { |
| if (ngx_modules[m]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_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; ngx_modules[m]; m++) { |
| if (ngx_modules[m]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_modules[m]->ctx; |
| mi = ngx_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; |
| } |
| } |
| |
| for (s = 0; s < cmcf->servers.nelts; s++) { |
| |
| /* merge the server{}s' srv_conf's */ |
| |
| if (module->merge_srv_conf) { |
| rv = module->merge_srv_conf(cf, ctx->srv_conf[mi], |
| cscfp[s]->ctx->srv_conf[mi]); |
| if (rv != NGX_CONF_OK) { |
| goto failed; |
| } |
| } |
| |
| if (module->merge_loc_conf) { |
| |
| /* merge the server{}'s loc_conf */ |
| |
| rv = module->merge_loc_conf(cf, ctx->loc_conf[mi], |
| cscfp[s]->ctx->loc_conf[mi]); |
| 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, 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; ngx_modules[m]; m++) { |
| if (ngx_modules[m]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_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; |
| } |
| |
| |
| /* |
| * create the lists of ports, addresses and server names |
| * to find quickly the server core module configuration at run-time |
| */ |
| |
| /* AF_INET only */ |
| |
| if (ngx_http_init_server_lists(cf, &cmcf->servers, &in_ports) != NGX_OK) { |
| return NGX_CONF_ERROR; |
| } |
| |
| |
| /* optimize the lists of ports, addresses and server names */ |
| |
| /* AF_INET only */ |
| |
| if (ngx_http_optimize_servers(cf, cmcf, &in_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 = use_rewrite + use_access + 1; /* find config phase */ |
| |
| 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_generic_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_generic_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_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_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_core_loc_conf_t *clcf; |
| ngx_http_location_queue_t *lq; |
| |
| if (locations == NULL) { |
| return NGX_CONF_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; |
| |
| 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; |
| } |
| } |
| |
| 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_strcmp(first->name.data, second->name.data); |
| |
| 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 (ngx_strcmp(lq->name->data, lx->name->data) == 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_strncmp(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_aligned(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; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_init_server_lists(ngx_conf_t *cf, ngx_array_t *servers, |
| ngx_array_t *in_ports) |
| { |
| ngx_uint_t s, l, p, a; |
| ngx_http_listen_t *listen; |
| ngx_http_conf_in_port_t *in_port; |
| ngx_http_conf_in_addr_t *in_addr; |
| ngx_http_core_srv_conf_t **cscfp; |
| |
| if (ngx_array_init(in_ports, cf->temp_pool, 2, |
| sizeof(ngx_http_conf_in_port_t)) |
| != NGX_OK) |
| { |
| return NGX_ERROR; |
| } |
| |
| /* "server" directives */ |
| |
| cscfp = servers->elts; |
| for (s = 0; s < servers->nelts; s++) { |
| |
| /* "listen" directives */ |
| |
| listen = cscfp[s]->listen.elts; |
| for (l = 0; l < cscfp[s]->listen.nelts; l++) { |
| |
| /* AF_INET only */ |
| |
| in_port = in_ports->elts; |
| for (p = 0; p < in_ports->nelts; p++) { |
| |
| if (listen[l].port != in_port[p].port) { |
| continue; |
| } |
| |
| /* the port is already in the port list */ |
| |
| in_addr = in_port[p].addrs.elts; |
| for (a = 0; a < in_port[p].addrs.nelts; a++) { |
| |
| if (listen[l].addr != in_addr[a].addr) { |
| continue; |
| } |
| |
| /* the address is already in the address list */ |
| |
| if (ngx_http_add_names(cf, cscfp[s], &in_addr[a]) != NGX_OK) |
| { |
| return NGX_ERROR; |
| } |
| |
| /* |
| * check the duplicate "default" server |
| * for this address:port |
| */ |
| |
| if (listen[l].conf.default_server) { |
| |
| if (in_addr[a].default_server) { |
| ngx_log_error(NGX_LOG_ERR, cf->log, 0, |
| "the duplicate default server in %s:%ui", |
| listen[l].file_name, listen[l].line); |
| |
| return NGX_ERROR; |
| } |
| |
| in_addr[a].core_srv_conf = cscfp[s]; |
| in_addr[a].default_server = 1; |
| } |
| |
| goto found; |
| } |
| |
| /* |
| * add the address to the addresses list that |
| * bound to this port |
| */ |
| |
| if (ngx_http_add_address(cf, cscfp[s], &in_port[p], &listen[l]) |
| != NGX_OK) |
| { |
| return NGX_ERROR; |
| } |
| |
| goto found; |
| } |
| |
| /* add the port to the in_port list */ |
| |
| in_port = ngx_array_push(in_ports); |
| if (in_port == NULL) { |
| return NGX_ERROR; |
| } |
| |
| in_port->port = listen[l].port; |
| in_port->addrs.elts = NULL; |
| |
| if (ngx_http_add_address(cf, cscfp[s], in_port, &listen[l]) |
| != NGX_OK) |
| { |
| return NGX_ERROR; |
| } |
| |
| found: |
| |
| continue; |
| } |
| } |
| |
| return NGX_OK; |
| } |
| |
| |
| /* |
| * add the server address, the server names and the server core module |
| * configurations to the port (in_port) |
| */ |
| |
| static ngx_int_t |
| ngx_http_add_address(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, |
| ngx_http_conf_in_port_t *in_port, ngx_http_listen_t *listen) |
| { |
| ngx_http_conf_in_addr_t *in_addr; |
| |
| if (in_port->addrs.elts == NULL) { |
| if (ngx_array_init(&in_port->addrs, cf->temp_pool, 4, |
| sizeof(ngx_http_conf_in_addr_t)) |
| != NGX_OK) |
| { |
| return NGX_ERROR; |
| } |
| } |
| |
| in_addr = ngx_array_push(&in_port->addrs); |
| if (in_addr == NULL) { |
| return NGX_ERROR; |
| } |
| |
| in_addr->addr = listen->addr; |
| in_addr->hash.buckets = NULL; |
| in_addr->hash.size = 0; |
| in_addr->wc_head = NULL; |
| in_addr->wc_tail = NULL; |
| in_addr->names.elts = NULL; |
| #if (NGX_PCRE) |
| in_addr->nregex = 0; |
| in_addr->regex = NULL; |
| #endif |
| in_addr->core_srv_conf = cscf; |
| in_addr->default_server = listen->conf.default_server; |
| in_addr->bind = listen->conf.bind; |
| in_addr->listen_conf = &listen->conf; |
| |
| #if (NGX_DEBUG) |
| { |
| u_char text[20]; |
| ngx_inet_ntop(AF_INET, &in_addr->addr, text, 20); |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, cf->log, 0, "address: %s:%d", |
| text, in_port->port); |
| } |
| #endif |
| |
| return ngx_http_add_names(cf, cscf, in_addr); |
| } |
| |
| |
| /* |
| * add the server names and the server core module |
| * configurations to the address:port (in_addr) |
| */ |
| |
| static ngx_int_t |
| ngx_http_add_names(ngx_conf_t *cf, ngx_http_core_srv_conf_t *cscf, |
| ngx_http_conf_in_addr_t *in_addr) |
| { |
| ngx_uint_t i, n; |
| ngx_http_server_name_t *server_names, *name; |
| |
| if (in_addr->names.elts == NULL) { |
| if (ngx_array_init(&in_addr->names, cf->temp_pool, 4, |
| sizeof(ngx_http_server_name_t)) |
| != NGX_OK) |
| { |
| return NGX_ERROR; |
| } |
| } |
| |
| server_names = cscf->server_names.elts; |
| |
| for (i = 0; i < cscf->server_names.nelts; i++) { |
| |
| for (n = 0; n < server_names[i].name.len; n++) { |
| server_names[i].name.data[n] = |
| ngx_tolower(server_names[i].name.data[n]); |
| } |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, cf->log, 0, |
| "name: %V", &server_names[i].name); |
| |
| name = ngx_array_push(&in_addr->names); |
| if (name == NULL) { |
| return NGX_ERROR; |
| } |
| |
| *name = server_names[i]; |
| } |
| |
| 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 *in_ports) |
| { |
| ngx_int_t rc; |
| ngx_uint_t s, p, a; |
| ngx_hash_init_t hash; |
| ngx_http_server_name_t *name; |
| ngx_hash_keys_arrays_t ha; |
| ngx_http_conf_in_port_t *in_port; |
| ngx_http_conf_in_addr_t *in_addr; |
| #if (NGX_PCRE) |
| ngx_uint_t regex, i; |
| #endif |
| |
| in_port = in_ports->elts; |
| for (p = 0; p < in_ports->nelts; p++) { |
| |
| ngx_sort(in_port[p].addrs.elts, (size_t) in_port[p].addrs.nelts, |
| sizeof(ngx_http_conf_in_addr_t), ngx_http_cmp_conf_in_addrs); |
| |
| /* |
| * check whether all name-based servers have |
| * the same configuraiton as the default server |
| */ |
| |
| in_addr = in_port[p].addrs.elts; |
| for (a = 0; a < in_port[p].addrs.nelts; a++) { |
| |
| name = in_addr[a].names.elts; |
| for (s = 0; s < in_addr[a].names.nelts; s++) { |
| |
| if (in_addr[a].core_srv_conf != name[s].core_srv_conf) { |
| goto virtual_names; |
| } |
| } |
| |
| /* |
| * if all name-based servers have the same configuration |
| * as the default server, then we do not need to check |
| * them at run-time at all |
| */ |
| |
| in_addr[a].names.nelts = 0; |
| |
| continue; |
| |
| virtual_names: |
| |
| ngx_memzero(&ha, sizeof(ngx_hash_keys_arrays_t)); |
| |
| ha.temp_pool = ngx_create_pool(16384, 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; |
| } |
| |
| #if (NGX_PCRE) |
| regex = 0; |
| #endif |
| |
| name = in_addr[a].names.elts; |
| |
| for (s = 0; s < in_addr[a].names.nelts; s++) { |
| |
| #if (NGX_PCRE) |
| if (name[s].regex) { |
| regex++; |
| continue; |
| } |
| #endif |
| |
| rc = ngx_hash_add_key(&ha, &name[s].name, name[s].core_srv_conf, |
| 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[s].name, in_addr[a].listen_conf->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[s].name, in_addr[a].listen_conf->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 = &in_addr[a].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; |
| } |
| |
| in_addr[a].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; |
| } |
| |
| in_addr[a].wc_tail = (ngx_hash_wildcard_t *) hash.hash; |
| } |
| |
| ngx_destroy_pool(ha.temp_pool); |
| |
| #if (NGX_PCRE) |
| |
| if (regex == 0) { |
| continue; |
| } |
| |
| in_addr[a].nregex = regex; |
| in_addr[a].regex = ngx_palloc(cf->pool, |
| regex * sizeof(ngx_http_server_name_t)); |
| |
| if (in_addr[a].regex == NULL) { |
| return NGX_ERROR; |
| } |
| |
| for (i = 0, s = 0; s < in_addr[a].names.nelts; s++) { |
| if (name[s].regex) { |
| in_addr[a].regex[i++] = name[s]; |
| } |
| } |
| #endif |
| } |
| |
| if (ngx_http_init_listening(cf, &in_port[p]) != NGX_OK) { |
| return NGX_ERROR; |
| } |
| } |
| |
| return NGX_OK; |
| |
| failed: |
| |
| ngx_destroy_pool(ha.temp_pool); |
| |
| return NGX_ERROR; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_cmp_conf_in_addrs(const void *one, const void *two) |
| { |
| ngx_http_conf_in_addr_t *first, *second; |
| |
| first = (ngx_http_conf_in_addr_t *) one; |
| second = (ngx_http_conf_in_addr_t *) two; |
| |
| if (first->addr == INADDR_ANY) { |
| /* the INADDR_ANY must be the last resort, shift it to the end */ |
| return 1; |
| } |
| |
| if (first->bind && !second->bind) { |
| /* shift explicit bind()ed addresses to the start */ |
| return -1; |
| } |
| |
| if (!first->bind && second->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_strcmp(first->key.data, second->key.data); |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_init_listening(ngx_conf_t *cf, ngx_http_conf_in_port_t *in_port) |
| { |
| ngx_uint_t i, a, last, bind_all, done; |
| ngx_listening_t *ls; |
| ngx_http_in_port_t *hip; |
| ngx_http_conf_in_addr_t *in_addr; |
| ngx_http_virtual_names_t *vn; |
| ngx_http_core_loc_conf_t *clcf; |
| ngx_http_core_srv_conf_t *cscf; |
| |
| in_addr = in_port->addrs.elts; |
| last = in_port->addrs.nelts; |
| |
| /* |
| * if there is a binding to a "*:port" then we need to bind() |
| * to the "*:port" only and ignore other bindings |
| */ |
| |
| if (in_addr[last - 1].addr == INADDR_ANY) { |
| in_addr[last - 1].bind = 1; |
| bind_all = 0; |
| |
| } else { |
| bind_all = 1; |
| } |
| |
| a = 0; |
| |
| while (a < last) { |
| |
| if (!bind_all && !in_addr[a].bind) { |
| a++; |
| continue; |
| } |
| |
| ls = ngx_listening_inet_stream_socket(cf, in_addr[a].addr, |
| in_port->port); |
| if (ls == NULL) { |
| return NGX_ERROR; |
| } |
| |
| ls->addr_ntop = 1; |
| |
| ls->handler = ngx_http_init_connection; |
| |
| cscf = in_addr[a].core_srv_conf; |
| 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->log = *clcf->err_log; |
| ls->log.data = &ls->addr_text; |
| ls->log.handler = ngx_accept_log_error; |
| |
| #if (NGX_WIN32) |
| { |
| ngx_iocp_conf_t *iocpcf; |
| |
| iocpcf = ngx_event_get_conf(cf->cycle->conf_ctx, ngx_iocp_module); |
| if (iocpcf->acceptex_read) { |
| ls->post_accept_buffer_size = cscf->client_header_buffer_size; |
| } |
| } |
| #endif |
| |
| ls->backlog = in_addr[a].listen_conf->backlog; |
| ls->rcvbuf = in_addr[a].listen_conf->rcvbuf; |
| ls->sndbuf = in_addr[a].listen_conf->sndbuf; |
| |
| #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
| ls->accept_filter = in_addr[a].listen_conf->accept_filter; |
| #endif |
| |
| #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) |
| ls->deferred_accept = in_addr[a].listen_conf->deferred_accept; |
| #endif |
| |
| hip = ngx_palloc(cf->pool, sizeof(ngx_http_in_port_t)); |
| if (hip == NULL) { |
| return NGX_ERROR; |
| } |
| |
| hip->port = in_port->port; |
| |
| hip->port_text.data = ngx_palloc(cf->pool, 7); |
| if (hip->port_text.data == NULL) { |
| return NGX_ERROR; |
| } |
| |
| ls->servers = hip; |
| |
| hip->port_text.len = ngx_sprintf(hip->port_text.data, ":%d", hip->port) |
| - hip->port_text.data; |
| |
| in_addr = in_port->addrs.elts; |
| |
| if (in_addr[a].bind && in_addr[a].addr != INADDR_ANY) { |
| hip->naddrs = 1; |
| done = 0; |
| |
| } else if (in_port->addrs.nelts > 1 |
| && in_addr[last - 1].addr == INADDR_ANY) |
| { |
| hip->naddrs = last; |
| done = 1; |
| |
| } else { |
| hip->naddrs = 1; |
| done = 0; |
| } |
| |
| hip->addrs = ngx_pcalloc(cf->pool, |
| hip->naddrs * sizeof(ngx_http_in_addr_t)); |
| if (hip->addrs == NULL) { |
| return NGX_ERROR; |
| } |
| |
| for (i = 0; i < hip->naddrs; i++) { |
| hip->addrs[i].addr = in_addr[i].addr; |
| hip->addrs[i].core_srv_conf = in_addr[i].core_srv_conf; |
| |
| if (in_addr[i].hash.buckets == NULL |
| && (in_addr[i].wc_head == NULL |
| || in_addr[i].wc_head->hash.buckets == NULL) |
| && (in_addr[i].wc_head == NULL |
| || in_addr[i].wc_head->hash.buckets == NULL)) |
| { |
| continue; |
| } |
| |
| vn = ngx_palloc(cf->pool, sizeof(ngx_http_virtual_names_t)); |
| if (vn == NULL) { |
| return NGX_ERROR; |
| } |
| hip->addrs[i].virtual_names = vn; |
| |
| vn->names.hash = in_addr[i].hash; |
| vn->names.wc_head = in_addr[i].wc_head; |
| vn->names.wc_tail = in_addr[i].wc_tail; |
| #if (NGX_PCRE) |
| vn->nregex = in_addr[i].nregex; |
| vn->regex = in_addr[i].regex; |
| #endif |
| } |
| |
| if (done) { |
| return NGX_OK; |
| } |
| |
| in_addr++; |
| in_port->addrs.elts = in_addr; |
| last--; |
| |
| a = 0; |
| } |
| |
| return NGX_OK; |
| } |