| |
| /* |
| * Copyright (C) Igor Sysoev |
| */ |
| |
| |
| #include <ngx_config.h> |
| #include <ngx_core.h> |
| #include <ngx_event.h> |
| #include <ngx_http.h> |
| #include <nginx.h> |
| |
| |
| typedef struct { |
| u_char *name; |
| uint32_t method; |
| } ngx_http_method_name_t; |
| |
| |
| #define NGX_HTTP_REQUEST_BODY_FILE_OFF 0 |
| #define NGX_HTTP_REQUEST_BODY_FILE_ON 1 |
| #define NGX_HTTP_REQUEST_BODY_FILE_CLEAN 2 |
| |
| |
| static ngx_int_t ngx_http_core_find_location(ngx_http_request_t *r); |
| static ngx_int_t ngx_http_core_find_static_location(ngx_http_request_t *r, |
| ngx_http_location_tree_node_t *node); |
| static ngx_int_t ngx_http_core_send_continue(ngx_http_request_t *r); |
| |
| static ngx_int_t ngx_http_core_preconfiguration(ngx_conf_t *cf); |
| static void *ngx_http_core_create_main_conf(ngx_conf_t *cf); |
| static char *ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf); |
| static void *ngx_http_core_create_srv_conf(ngx_conf_t *cf); |
| static char *ngx_http_core_merge_srv_conf(ngx_conf_t *cf, |
| void *parent, void *child); |
| static void *ngx_http_core_create_loc_conf(ngx_conf_t *cf); |
| static char *ngx_http_core_merge_loc_conf(ngx_conf_t *cf, |
| void *parent, void *child); |
| |
| static char *ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *dummy); |
| static char *ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *dummy); |
| |
| static char *ngx_http_core_types(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_type(ngx_conf_t *cf, ngx_command_t *dummy, |
| void *conf); |
| |
| static char *ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf); |
| static char *ngx_http_core_limit_except(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| static char *ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| #if (NGX_HTTP_GZIP) |
| static char *ngx_http_gzip_disable(ngx_conf_t *cf, ngx_command_t *cmd, |
| void *conf); |
| #endif |
| |
| static char *ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data); |
| static char *ngx_http_core_pool_size(ngx_conf_t *cf, void *post, void *data); |
| |
| static ngx_conf_post_t ngx_http_core_lowat_post = |
| { ngx_http_core_lowat_check }; |
| |
| static ngx_conf_post_handler_pt ngx_http_core_pool_size_p = |
| ngx_http_core_pool_size; |
| |
| static ngx_conf_deprecated_t ngx_conf_deprecated_optimize_server_names = { |
| ngx_conf_deprecated, "optimize_server_names", "server_name_in_redirect" |
| }; |
| |
| static ngx_conf_deprecated_t ngx_conf_deprecated_open_file_cache_retest = { |
| ngx_conf_deprecated, "open_file_cache_retest", "open_file_cache_valid" |
| }; |
| |
| static ngx_conf_deprecated_t ngx_conf_deprecated_satisfy_any = { |
| ngx_conf_deprecated, "satisfy_any", "satisfy" |
| }; |
| |
| |
| static ngx_conf_enum_t ngx_http_core_request_body_in_file[] = { |
| { ngx_string("off"), NGX_HTTP_REQUEST_BODY_FILE_OFF }, |
| { ngx_string("on"), NGX_HTTP_REQUEST_BODY_FILE_ON }, |
| { ngx_string("clean"), NGX_HTTP_REQUEST_BODY_FILE_CLEAN }, |
| { ngx_null_string, 0 } |
| }; |
| |
| |
| static ngx_conf_enum_t ngx_http_core_satisfy[] = { |
| { ngx_string("all"), NGX_HTTP_SATISFY_ALL }, |
| { ngx_string("any"), NGX_HTTP_SATISFY_ANY }, |
| { ngx_null_string, 0 } |
| }; |
| |
| |
| #if (NGX_HTTP_GZIP) |
| |
| static ngx_conf_enum_t ngx_http_gzip_http_version[] = { |
| { ngx_string("1.0"), NGX_HTTP_VERSION_10 }, |
| { ngx_string("1.1"), NGX_HTTP_VERSION_11 }, |
| { ngx_null_string, 0 } |
| }; |
| |
| |
| static ngx_conf_bitmask_t ngx_http_gzip_proxied_mask[] = { |
| { ngx_string("off"), NGX_HTTP_GZIP_PROXIED_OFF }, |
| { ngx_string("expired"), NGX_HTTP_GZIP_PROXIED_EXPIRED }, |
| { ngx_string("no-cache"), NGX_HTTP_GZIP_PROXIED_NO_CACHE }, |
| { ngx_string("no-store"), NGX_HTTP_GZIP_PROXIED_NO_STORE }, |
| { ngx_string("private"), NGX_HTTP_GZIP_PROXIED_PRIVATE }, |
| { ngx_string("no_last_modified"), NGX_HTTP_GZIP_PROXIED_NO_LM }, |
| { ngx_string("no_etag"), NGX_HTTP_GZIP_PROXIED_NO_ETAG }, |
| { ngx_string("auth"), NGX_HTTP_GZIP_PROXIED_AUTH }, |
| { ngx_string("any"), NGX_HTTP_GZIP_PROXIED_ANY }, |
| { ngx_null_string, 0 } |
| }; |
| |
| |
| static ngx_str_t ngx_http_gzip_no_cache = ngx_string("no-cache"); |
| static ngx_str_t ngx_http_gzip_no_store = ngx_string("no-store"); |
| static ngx_str_t ngx_http_gzip_private = ngx_string("private"); |
| |
| #endif |
| |
| |
| static ngx_command_t ngx_http_core_commands[] = { |
| |
| { ngx_string("variables_hash_max_size"), |
| NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_MAIN_CONF_OFFSET, |
| offsetof(ngx_http_core_main_conf_t, variables_hash_max_size), |
| NULL }, |
| |
| { ngx_string("variables_hash_bucket_size"), |
| NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_MAIN_CONF_OFFSET, |
| offsetof(ngx_http_core_main_conf_t, variables_hash_bucket_size), |
| NULL }, |
| |
| { ngx_string("server_names_hash_max_size"), |
| NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_MAIN_CONF_OFFSET, |
| offsetof(ngx_http_core_main_conf_t, server_names_hash_max_size), |
| NULL }, |
| |
| { ngx_string("server_names_hash_bucket_size"), |
| NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_MAIN_CONF_OFFSET, |
| offsetof(ngx_http_core_main_conf_t, server_names_hash_bucket_size), |
| NULL }, |
| |
| { ngx_string("server"), |
| NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_MULTI|NGX_CONF_NOARGS, |
| ngx_http_core_server, |
| 0, |
| 0, |
| NULL }, |
| |
| { ngx_string("connection_pool_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, connection_pool_size), |
| &ngx_http_core_pool_size_p }, |
| |
| { ngx_string("request_pool_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, request_pool_size), |
| &ngx_http_core_pool_size_p }, |
| |
| { ngx_string("client_header_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, client_header_timeout), |
| NULL }, |
| |
| { ngx_string("client_header_buffer_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, client_header_buffer_size), |
| NULL }, |
| |
| { ngx_string("large_client_header_buffers"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE2, |
| ngx_conf_set_bufs_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, large_client_header_buffers), |
| NULL }, |
| |
| { ngx_string("optimize_server_names"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, server_name_in_redirect), |
| &ngx_conf_deprecated_optimize_server_names }, |
| |
| { ngx_string("ignore_invalid_headers"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, ignore_invalid_headers), |
| NULL }, |
| |
| { ngx_string("merge_slashes"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| offsetof(ngx_http_core_srv_conf_t, merge_slashes), |
| NULL }, |
| |
| { ngx_string("location"), |
| NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12, |
| ngx_http_core_location, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("listen"), |
| NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, |
| ngx_http_core_listen, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("server_name"), |
| NGX_HTTP_SRV_CONF|NGX_CONF_1MORE, |
| ngx_http_core_server_name, |
| NGX_HTTP_SRV_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("types_hash_max_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, types_hash_max_size), |
| NULL }, |
| |
| { ngx_string("types_hash_bucket_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, types_hash_bucket_size), |
| NULL }, |
| |
| { ngx_string("types"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF |
| |NGX_CONF_BLOCK|NGX_CONF_NOARGS, |
| ngx_http_core_types, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("default_type"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_str_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, default_type), |
| NULL }, |
| |
| { ngx_string("root"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
| |NGX_CONF_TAKE1, |
| ngx_http_core_root, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("alias"), |
| NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_http_core_root, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("limit_except"), |
| NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_1MORE, |
| ngx_http_core_limit_except, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("client_max_body_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_off_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, client_max_body_size), |
| NULL }, |
| |
| { ngx_string("client_body_buffer_size"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, client_body_buffer_size), |
| NULL }, |
| |
| { ngx_string("client_body_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, client_body_timeout), |
| NULL }, |
| |
| { ngx_string("client_body_temp_path"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234, |
| ngx_conf_set_path_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, client_body_temp_path), |
| (void *) ngx_garbage_collector_temp_handler }, |
| |
| { ngx_string("client_body_in_file_only"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_enum_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, client_body_in_file_only), |
| &ngx_http_core_request_body_in_file }, |
| |
| { ngx_string("sendfile"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
| |NGX_CONF_TAKE1, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, sendfile), |
| NULL }, |
| |
| { ngx_string("sendfile_max_chunk"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, sendfile_max_chunk), |
| NULL }, |
| |
| { ngx_string("directio"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_http_core_directio, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("tcp_nopush"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, tcp_nopush), |
| NULL }, |
| |
| { ngx_string("tcp_nodelay"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, tcp_nodelay), |
| NULL }, |
| |
| { ngx_string("send_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, send_timeout), |
| NULL }, |
| |
| { ngx_string("send_lowat"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, send_lowat), |
| &ngx_http_core_lowat_post }, |
| |
| { ngx_string("postpone_output"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, postpone_output), |
| NULL }, |
| |
| { ngx_string("limit_rate"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
| |NGX_CONF_TAKE1, |
| ngx_conf_set_size_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, limit_rate), |
| NULL }, |
| |
| { ngx_string("keepalive_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, |
| ngx_http_core_keepalive, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("satisfy"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_enum_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, satisfy), |
| &ngx_http_core_satisfy }, |
| |
| { ngx_string("satisfy_any"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, satisfy), |
| &ngx_conf_deprecated_satisfy_any }, |
| |
| { ngx_string("internal"), |
| NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS, |
| ngx_http_core_internal, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("lingering_time"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, lingering_time), |
| NULL }, |
| |
| { ngx_string("lingering_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, lingering_timeout), |
| NULL }, |
| |
| { ngx_string("reset_timedout_connection"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, reset_timedout_connection), |
| NULL }, |
| |
| { ngx_string("server_name_in_redirect"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, server_name_in_redirect), |
| NULL }, |
| |
| { ngx_string("port_in_redirect"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, port_in_redirect), |
| NULL }, |
| |
| { ngx_string("msie_padding"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, msie_padding), |
| NULL }, |
| |
| { ngx_string("msie_refresh"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, msie_refresh), |
| NULL }, |
| |
| { ngx_string("log_not_found"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, log_not_found), |
| NULL }, |
| |
| { ngx_string("recursive_error_pages"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, recursive_error_pages), |
| NULL }, |
| |
| { ngx_string("server_tokens"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, server_tokens), |
| NULL }, |
| |
| { ngx_string("error_page"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
| |NGX_CONF_2MORE, |
| ngx_http_core_error_page, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("post_action"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF |
| |NGX_CONF_TAKE1, |
| ngx_conf_set_str_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, post_action), |
| NULL }, |
| |
| { ngx_string("error_log"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| ngx_http_core_error_log, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("open_file_cache"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12, |
| ngx_http_core_open_file_cache, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, open_file_cache), |
| NULL }, |
| |
| { ngx_string("open_file_cache_valid"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_sec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, open_file_cache_valid), |
| NULL }, |
| |
| { ngx_string("open_file_cache_retest"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_sec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, open_file_cache_valid), |
| &ngx_conf_deprecated_open_file_cache_retest }, |
| |
| { ngx_string("open_file_cache_min_uses"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_num_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, open_file_cache_min_uses), |
| NULL }, |
| |
| { ngx_string("open_file_cache_errors"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, open_file_cache_errors), |
| NULL }, |
| |
| { ngx_string("open_file_cache_events"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, open_file_cache_events), |
| NULL }, |
| |
| { ngx_string("resolver"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_http_core_resolver, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| { ngx_string("resolver_timeout"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_msec_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, resolver_timeout), |
| NULL }, |
| |
| #if (NGX_HTTP_GZIP) |
| |
| { ngx_string("gzip_vary"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG, |
| ngx_conf_set_flag_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, gzip_vary), |
| NULL }, |
| |
| { ngx_string("gzip_http_version"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1, |
| ngx_conf_set_enum_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, gzip_http_version), |
| &ngx_http_gzip_http_version }, |
| |
| { ngx_string("gzip_proxied"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| ngx_conf_set_bitmask_slot, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| offsetof(ngx_http_core_loc_conf_t, gzip_proxied), |
| &ngx_http_gzip_proxied_mask }, |
| |
| { ngx_string("gzip_disable"), |
| NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE, |
| ngx_http_gzip_disable, |
| NGX_HTTP_LOC_CONF_OFFSET, |
| 0, |
| NULL }, |
| |
| #endif |
| |
| ngx_null_command |
| }; |
| |
| |
| static ngx_http_module_t ngx_http_core_module_ctx = { |
| ngx_http_core_preconfiguration, /* preconfiguration */ |
| NULL, /* postconfiguration */ |
| |
| ngx_http_core_create_main_conf, /* create main configuration */ |
| ngx_http_core_init_main_conf, /* init main configuration */ |
| |
| ngx_http_core_create_srv_conf, /* create server configuration */ |
| ngx_http_core_merge_srv_conf, /* merge server configuration */ |
| |
| ngx_http_core_create_loc_conf, /* create location configuration */ |
| ngx_http_core_merge_loc_conf /* merge location configuration */ |
| }; |
| |
| |
| ngx_module_t ngx_http_core_module = { |
| NGX_MODULE_V1, |
| &ngx_http_core_module_ctx, /* module context */ |
| ngx_http_core_commands, /* module directives */ |
| NGX_HTTP_MODULE, /* module type */ |
| NULL, /* init master */ |
| NULL, /* init module */ |
| NULL, /* init process */ |
| NULL, /* init thread */ |
| NULL, /* exit thread */ |
| NULL, /* exit process */ |
| NULL, /* exit master */ |
| NGX_MODULE_V1_PADDING |
| }; |
| |
| |
| static ngx_str_t ngx_http_core_get_method = { 3, (u_char *) "GET " }; |
| |
| |
| void |
| ngx_http_handler(ngx_http_request_t *r) |
| { |
| ngx_http_core_main_conf_t *cmcf; |
| |
| r->connection->log->action = NULL; |
| |
| r->connection->unexpected_eof = 0; |
| |
| if (!r->internal) { |
| switch (r->headers_in.connection_type) { |
| case 0: |
| if (r->http_version > NGX_HTTP_VERSION_10) { |
| r->keepalive = 1; |
| } else { |
| r->keepalive = 0; |
| } |
| break; |
| |
| case NGX_HTTP_CONNECTION_CLOSE: |
| r->keepalive = 0; |
| break; |
| |
| case NGX_HTTP_CONNECTION_KEEP_ALIVE: |
| r->keepalive = 1; |
| break; |
| } |
| |
| if (r->keepalive && r->headers_in.msie && r->method == NGX_HTTP_POST) { |
| |
| /* |
| * MSIE may wait for some time if an response for |
| * a POST request was sent over a keepalive connection |
| */ |
| |
| r->keepalive = 0; |
| } |
| |
| if (r->headers_in.content_length_n > 0) { |
| r->lingering_close = 1; |
| |
| } else { |
| r->lingering_close = 0; |
| } |
| |
| r->phase_handler = 0; |
| |
| } else { |
| cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
| r->phase_handler = cmcf->phase_engine.server_rewrite_index; |
| } |
| |
| if (r->unparsed_uri.len) { |
| r->valid_unparsed_uri = 1; |
| } |
| |
| r->valid_location = 1; |
| r->gzip = 0; |
| |
| r->write_event_handler = ngx_http_core_run_phases; |
| ngx_http_core_run_phases(r); |
| } |
| |
| |
| void |
| ngx_http_core_run_phases(ngx_http_request_t *r) |
| { |
| ngx_int_t rc; |
| ngx_http_phase_handler_t *ph; |
| ngx_http_core_main_conf_t *cmcf; |
| |
| cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
| |
| ph = cmcf->phase_engine.handlers; |
| |
| while (ph[r->phase_handler].checker) { |
| |
| rc = ph[r->phase_handler].checker(r, &ph[r->phase_handler]); |
| |
| if (rc == NGX_OK) { |
| return; |
| } |
| } |
| } |
| |
| |
| ngx_int_t |
| ngx_http_core_generic_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph) |
| { |
| ngx_int_t rc; |
| |
| /* |
| * generic phase checker, |
| * used by the post read, server rewrite, rewrite, and pre-access phases |
| */ |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "generic phase: %ui", r->phase_handler); |
| |
| rc = ph->handler(r); |
| |
| if (rc == NGX_OK) { |
| r->phase_handler = ph->next; |
| return NGX_AGAIN; |
| } |
| |
| if (rc == NGX_DECLINED) { |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| if (rc == NGX_AGAIN || rc == NGX_DONE) { |
| return NGX_OK; |
| } |
| |
| /* rc == NGX_ERROR || rc == NGX_HTTP_... */ |
| |
| ngx_http_finalize_request(r, rc); |
| |
| return NGX_OK; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_core_find_config_phase(ngx_http_request_t *r, |
| ngx_http_phase_handler_t *ph) |
| { |
| u_char *p; |
| size_t len; |
| ngx_int_t rc, expect; |
| ngx_http_core_loc_conf_t *clcf; |
| |
| r->content_handler = NULL; |
| r->uri_changed = 0; |
| |
| rc = ngx_http_core_find_location(r); |
| |
| if (rc == NGX_ERROR) { |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| return NGX_OK; |
| } |
| |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| if (!r->internal && clcf->internal) { |
| ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
| return NGX_OK; |
| } |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "using configuration \"%s%V\"", |
| (clcf->noname ? "*" : (clcf->exact_match ? "=" : "")), |
| &clcf->name); |
| |
| ngx_http_update_location_config(r); |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "http cl:%O max:%O", |
| r->headers_in.content_length_n, clcf->client_max_body_size); |
| |
| if (r->headers_in.content_length_n != -1 |
| && !r->discard_body |
| && clcf->client_max_body_size |
| && clcf->client_max_body_size < r->headers_in.content_length_n) |
| { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "client intended to send too large body: %O bytes", |
| r->headers_in.content_length_n); |
| |
| ngx_http_finalize_request(r, NGX_HTTP_REQUEST_ENTITY_TOO_LARGE); |
| return NGX_OK; |
| } |
| |
| if (r->headers_in.expect) { |
| expect = ngx_http_core_send_continue(r); |
| |
| if (expect != NGX_OK) { |
| ngx_http_finalize_request(r, expect); |
| return NGX_OK; |
| } |
| } |
| |
| if (rc == NGX_DONE) { |
| r->headers_out.location = ngx_list_push(&r->headers_out.headers); |
| if (r->headers_out.location == NULL) { |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| return NGX_OK; |
| } |
| |
| /* |
| * we do not need to set the r->headers_out.location->hash and |
| * r->headers_out.location->key fields |
| */ |
| |
| if (r->args.len == 0) { |
| r->headers_out.location->value = clcf->name; |
| |
| } else { |
| len = clcf->name.len + 1 + r->args.len; |
| p = ngx_pnalloc(r->pool, len); |
| |
| if (p == NULL) { |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| return NGX_OK; |
| } |
| |
| r->headers_out.location->value.len = len; |
| r->headers_out.location->value.data = p; |
| |
| p = ngx_cpymem(p, clcf->name.data, clcf->name.len); |
| *p++ = '?'; |
| ngx_memcpy(p, r->args.data, r->args.len); |
| } |
| |
| ngx_http_finalize_request(r, NGX_HTTP_MOVED_PERMANENTLY); |
| return NGX_OK; |
| } |
| |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_core_post_rewrite_phase(ngx_http_request_t *r, |
| ngx_http_phase_handler_t *ph) |
| { |
| ngx_http_core_srv_conf_t *cscf; |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "post rewrite phase: %ui", r->phase_handler); |
| |
| if (!r->uri_changed) { |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "uri changes: %d", r->uri_changes); |
| |
| /* |
| * gcc before 3.3 compiles the broken code for |
| * if (r->uri_changes-- == 0) |
| * if the r->uri_changes is defined as |
| * unsigned uri_changes:4 |
| */ |
| |
| r->uri_changes--; |
| |
| if (r->uri_changes == 0) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "rewrite or internal redirection cycle " |
| "while processing \"%V\"", &r->uri); |
| |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| return NGX_OK; |
| } |
| |
| r->phase_handler = ph->next; |
| |
| cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
| r->loc_conf = cscf->ctx->loc_conf; |
| |
| return NGX_AGAIN; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_core_access_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph) |
| { |
| ngx_int_t rc; |
| ngx_http_core_loc_conf_t *clcf; |
| |
| if (r != r->main) { |
| r->phase_handler = ph->next; |
| return NGX_AGAIN; |
| } |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "access phase: %ui", r->phase_handler); |
| |
| rc = ph->handler(r); |
| |
| if (rc == NGX_DECLINED) { |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| if (rc == NGX_AGAIN || rc == NGX_DONE) { |
| return NGX_OK; |
| } |
| |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| if (clcf->satisfy == NGX_HTTP_SATISFY_ALL) { |
| |
| if (rc == NGX_OK) { |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| } else { |
| if (rc == NGX_OK) { |
| r->access_code = 0; |
| |
| if (r->headers_out.www_authenticate) { |
| r->headers_out.www_authenticate->hash = 0; |
| } |
| |
| r->phase_handler = ph->next; |
| return NGX_AGAIN; |
| } |
| |
| if (rc == NGX_HTTP_FORBIDDEN || rc == NGX_HTTP_UNAUTHORIZED) { |
| r->access_code = rc; |
| |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| } |
| |
| /* rc == NGX_ERROR || rc == NGX_HTTP_... */ |
| |
| ngx_http_finalize_request(r, rc); |
| return NGX_OK; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_core_post_access_phase(ngx_http_request_t *r, |
| ngx_http_phase_handler_t *ph) |
| { |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "post access phase: %ui", r->phase_handler); |
| |
| if (r->access_code) { |
| |
| if (r->access_code == NGX_HTTP_FORBIDDEN) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "access forbidden by rule"); |
| } |
| |
| ngx_http_finalize_request(r, r->access_code); |
| return NGX_OK; |
| } |
| |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_core_content_phase(ngx_http_request_t *r, |
| ngx_http_phase_handler_t *ph) |
| { |
| size_t root; |
| ngx_int_t rc; |
| ngx_str_t path; |
| |
| if (r->content_handler) { |
| r->write_event_handler = ngx_http_request_empty_handler; |
| ngx_http_finalize_request(r, r->content_handler(r)); |
| return NGX_OK; |
| } |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "content phase: %ui", r->phase_handler); |
| |
| rc = ph->handler(r); |
| |
| if (rc == NGX_DONE) { |
| return NGX_OK; |
| } |
| |
| if (rc != NGX_DECLINED) { |
| ngx_http_finalize_request(r, rc); |
| return NGX_OK; |
| } |
| |
| /* rc == NGX_DECLINED */ |
| |
| ph++; |
| |
| if (ph->checker) { |
| r->phase_handler++; |
| return NGX_AGAIN; |
| } |
| |
| /* no content handler was found */ |
| |
| if (r->uri.data[r->uri.len - 1] == '/' && !r->zero_in_uri) { |
| |
| if (ngx_http_map_uri_to_path(r, &path, &root, 0) != NULL) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "directory index of \"%s\" is forbidden", path.data); |
| } |
| |
| ngx_http_finalize_request(r, NGX_HTTP_FORBIDDEN); |
| return NGX_OK; |
| } |
| |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no handler found"); |
| |
| ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND); |
| return NGX_OK; |
| } |
| |
| |
| void |
| ngx_http_update_location_config(ngx_http_request_t *r) |
| { |
| ngx_http_core_loc_conf_t *clcf; |
| |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| if (r->method & clcf->limit_except) { |
| r->loc_conf = clcf->limit_except_loc_conf; |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| } |
| |
| if (r == r->main) { |
| r->connection->log->file = clcf->err_log->file; |
| |
| if (!(r->connection->log->log_level & NGX_LOG_DEBUG_CONNECTION)) { |
| r->connection->log->log_level = clcf->err_log->log_level; |
| } |
| } |
| |
| if ((ngx_io.flags & NGX_IO_SENDFILE) && clcf->sendfile) { |
| r->connection->sendfile = 1; |
| |
| } else { |
| r->connection->sendfile = 0; |
| } |
| |
| if (clcf->client_body_in_file_only) { |
| r->request_body_in_file_only = 1; |
| r->request_body_in_persistent_file = 1; |
| r->request_body_in_clean_file = |
| clcf->client_body_in_file_only == NGX_HTTP_REQUEST_BODY_FILE_CLEAN; |
| r->request_body_file_log_level = NGX_LOG_NOTICE; |
| |
| } else { |
| r->request_body_file_log_level = NGX_LOG_WARN; |
| } |
| |
| if (r->keepalive && clcf->keepalive_timeout == 0) { |
| r->keepalive = 0; |
| } |
| |
| if (!clcf->tcp_nopush) { |
| /* disable TCP_NOPUSH/TCP_CORK use */ |
| r->connection->tcp_nopush = NGX_TCP_NOPUSH_DISABLED; |
| } |
| |
| if (r->limit_rate == 0) { |
| r->limit_rate = clcf->limit_rate; |
| } |
| |
| if (clcf->handler) { |
| r->content_handler = clcf->handler; |
| } |
| } |
| |
| |
| /* |
| * NGX_OK - exact or regex match |
| * NGX_DONE - auto redirect |
| * NGX_AGAIN - inclusive match |
| * NGX_ERROR - regex error |
| * NGX_DECLINED - no match |
| */ |
| |
| static ngx_int_t |
| ngx_http_core_find_location(ngx_http_request_t *r) |
| { |
| ngx_int_t rc; |
| ngx_http_core_loc_conf_t *pclcf; |
| #if (NGX_PCRE) |
| ngx_int_t n; |
| ngx_uint_t noregex; |
| ngx_http_core_loc_conf_t *clcf, **clcfp; |
| |
| noregex = 0; |
| #endif |
| |
| pclcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| rc = ngx_http_core_find_static_location(r, pclcf->static_locations); |
| |
| if (rc == NGX_AGAIN) { |
| |
| #if (NGX_PCRE) |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| noregex = clcf->noregex; |
| #endif |
| |
| /* look up nested locations */ |
| |
| rc = ngx_http_core_find_location(r); |
| } |
| |
| if (rc == NGX_OK || rc == NGX_DONE) { |
| return rc; |
| } |
| |
| /* rc == NGX_DECLINED or rc == NGX_AGAIN in nested location */ |
| |
| #if (NGX_PCRE) |
| |
| if (noregex == 0 && pclcf->regex_locations) { |
| |
| for (clcfp = pclcf->regex_locations; *clcfp; clcfp++) { |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "test location: ~ \"%V\"", &(*clcfp)->name); |
| |
| n = ngx_regex_exec((*clcfp)->regex, &r->uri, NULL, 0); |
| |
| if (n == NGX_REGEX_NO_MATCHED) { |
| continue; |
| } |
| |
| if (n < 0) { |
| ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
| ngx_regex_exec_n |
| " failed: %d on \"%V\" using \"%V\"", |
| n, &r->uri, &(*clcfp)->name); |
| return NGX_ERROR; |
| } |
| |
| /* match */ |
| |
| r->loc_conf = (*clcfp)->loc_conf; |
| |
| /* look up nested locations */ |
| |
| rc = ngx_http_core_find_location(r); |
| |
| return (rc == NGX_ERROR) ? rc : NGX_OK; |
| } |
| } |
| #endif |
| |
| return rc; |
| } |
| |
| |
| /* |
| * NGX_OK - exact match |
| * NGX_DONE - auto redirect |
| * NGX_AGAIN - inclusive match |
| * NGX_DECLINED - no match |
| */ |
| |
| static ngx_int_t |
| ngx_http_core_find_static_location(ngx_http_request_t *r, |
| ngx_http_location_tree_node_t *node) |
| { |
| u_char *uri; |
| size_t len, n; |
| ngx_int_t rc, rv; |
| |
| len = r->uri.len; |
| uri = r->uri.data; |
| |
| rv = NGX_DECLINED; |
| |
| for ( ;; ) { |
| |
| if (node == NULL) { |
| return rv; |
| } |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "test location: \"%*s\"", node->len, node->name); |
| |
| n = (len <= (size_t) node->len) ? len : node->len; |
| |
| rc = ngx_filename_cmp(uri, node->name, n); |
| |
| if (rc != 0) { |
| node = (rc < 0) ? node->left : node->right; |
| |
| continue; |
| } |
| |
| if (len > (size_t) node->len) { |
| |
| if (node->inclusive) { |
| |
| r->loc_conf = node->inclusive->loc_conf; |
| rv = NGX_AGAIN; |
| |
| node = node->tree; |
| uri += n; |
| len -= n; |
| |
| continue; |
| } |
| |
| /* exact only */ |
| |
| node = node->right; |
| |
| continue; |
| } |
| |
| if (len == (size_t) node->len) { |
| |
| r->loc_conf = (node->exact) ? node->exact->loc_conf: |
| node->inclusive->loc_conf; |
| return NGX_OK; |
| } |
| |
| /* len < node->len */ |
| |
| if (len + 1 == (size_t) node->len && node->auto_redirect) { |
| |
| r->loc_conf = (node->exact) ? node->exact->loc_conf: |
| node->inclusive->loc_conf; |
| rv = NGX_DONE; |
| } |
| |
| node = node->left; |
| } |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_core_send_continue(ngx_http_request_t *r) |
| { |
| ngx_int_t n; |
| ngx_str_t *expect; |
| |
| if (r->expect_tested) { |
| return NGX_OK; |
| } |
| |
| r->expect_tested = 1; |
| |
| expect = &r->headers_in.expect->value; |
| |
| if (expect->len != sizeof("100-continue") - 1 |
| || ngx_strncasecmp(expect->data, (u_char *) "100-continue", |
| sizeof("100-continue") - 1) |
| != 0) |
| { |
| return NGX_OK; |
| } |
| |
| ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "send 100 Continue"); |
| |
| n = r->connection->send(r->connection, |
| (u_char *) "HTTP/1.1 100 Continue" CRLF CRLF, |
| sizeof("HTTP/1.1 100 Continue" CRLF CRLF) - 1); |
| |
| if (n == sizeof("HTTP/1.1 100 Continue" CRLF CRLF) - 1) { |
| return NGX_OK; |
| } |
| |
| /* we assume that such small packet should be send successfully */ |
| |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| |
| void * |
| ngx_http_test_content_type(ngx_http_request_t *r, ngx_hash_t *types_hash) |
| { |
| u_char c, *p; |
| ngx_uint_t i, hash; |
| |
| if (r->headers_out.content_type.len == 0) { |
| return NULL; |
| } |
| |
| if (r->headers_out.content_type_lowcase == NULL) { |
| |
| p = ngx_pnalloc(r->pool, r->headers_out.content_type_len); |
| |
| if (p == NULL) { |
| return NULL; |
| } |
| |
| r->headers_out.content_type_lowcase = p; |
| |
| hash = 0; |
| |
| for (i = 0; i < r->headers_out.content_type_len; i++) { |
| c = ngx_tolower(r->headers_out.content_type.data[i]); |
| hash = ngx_hash(hash, c); |
| *p++ = c; |
| } |
| |
| r->headers_out.content_type_hash = hash; |
| } |
| |
| return ngx_hash_find(types_hash, |
| r->headers_out.content_type_hash, |
| r->headers_out.content_type_lowcase, |
| r->headers_out.content_type_len); |
| } |
| |
| |
| ngx_int_t |
| ngx_http_set_content_type(ngx_http_request_t *r) |
| { |
| u_char c, *exten; |
| ngx_str_t *type; |
| ngx_uint_t i, hash; |
| ngx_http_core_loc_conf_t *clcf; |
| |
| if (r->headers_out.content_type.len) { |
| return NGX_OK; |
| } |
| |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| if (r->exten.len) { |
| |
| hash = 0; |
| |
| for (i = 0; i < r->exten.len; i++) { |
| c = r->exten.data[i]; |
| |
| if (c >= 'A' && c <= 'Z') { |
| |
| exten = ngx_pnalloc(r->pool, r->exten.len); |
| if (exten == NULL) { |
| return NGX_HTTP_INTERNAL_SERVER_ERROR; |
| } |
| |
| hash = ngx_hash_strlow(exten, r->exten.data, r->exten.len); |
| |
| r->exten.data = exten; |
| |
| break; |
| } |
| |
| hash = ngx_hash(hash, c); |
| } |
| |
| type = ngx_hash_find(&clcf->types_hash, hash, |
| r->exten.data, r->exten.len); |
| |
| if (type) { |
| r->headers_out.content_type_len = type->len; |
| r->headers_out.content_type = *type; |
| |
| return NGX_OK; |
| } |
| } |
| |
| r->headers_out.content_type_len = clcf->default_type.len; |
| r->headers_out.content_type = clcf->default_type; |
| |
| return NGX_OK; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_set_exten(ngx_http_request_t *r) |
| { |
| ngx_int_t i; |
| |
| r->exten.len = 0; |
| r->exten.data = NULL; |
| |
| for (i = r->uri.len - 1; i > 1; i--) { |
| if (r->uri.data[i] == '.' && r->uri.data[i - 1] != '/') { |
| |
| r->exten.len = r->uri.len - i - 1; |
| r->exten.data = &r->uri.data[i + 1]; |
| |
| break; |
| |
| } else if (r->uri.data[i] == '/') { |
| break; |
| } |
| } |
| |
| return NGX_OK; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_send_header(ngx_http_request_t *r) |
| { |
| if (r->err_status) { |
| r->headers_out.status = r->err_status; |
| r->headers_out.status_line.len = 0; |
| } |
| |
| return ngx_http_top_header_filter(r); |
| } |
| |
| |
| ngx_int_t |
| ngx_http_output_filter(ngx_http_request_t *r, ngx_chain_t *in) |
| { |
| ngx_int_t rc; |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "http output filter \"%V?%V\"", &r->uri, &r->args); |
| |
| rc = ngx_http_top_body_filter(r, in); |
| |
| if (rc == NGX_ERROR) { |
| /* NGX_ERROR may be returned by any filter */ |
| r->connection->error = 1; |
| } |
| |
| return rc; |
| } |
| |
| |
| u_char * |
| ngx_http_map_uri_to_path(ngx_http_request_t *r, ngx_str_t *path, |
| size_t *root_length, size_t reserved) |
| { |
| u_char *last; |
| size_t alias; |
| ngx_http_core_loc_conf_t *clcf; |
| |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| alias = clcf->alias ? clcf->name.len : 0; |
| |
| if (alias && !r->valid_location) { |
| ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0, |
| "\"alias\" could not be used in location \"%V\" " |
| "where URI was rewritten", &clcf->name); |
| return NULL; |
| } |
| |
| reserved += r->uri.len - alias + 1; |
| |
| if (clcf->root_lengths == NULL) { |
| |
| *root_length = clcf->root.len; |
| |
| path->len = clcf->root.len + reserved; |
| |
| path->data = ngx_pnalloc(r->pool, path->len); |
| if (path->data == NULL) { |
| return NULL; |
| } |
| |
| last = ngx_copy(path->data, clcf->root.data, clcf->root.len); |
| |
| } else { |
| if (ngx_http_script_run(r, path, clcf->root_lengths->elts, reserved, |
| clcf->root_values->elts) |
| == NULL) |
| { |
| return NULL; |
| } |
| |
| if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, path, 0)== NGX_ERROR) |
| { |
| return NULL; |
| } |
| |
| *root_length = path->len - reserved; |
| last = path->data + *root_length; |
| } |
| |
| last = ngx_cpystrn(last, r->uri.data + alias, r->uri.len - alias + 1); |
| |
| return last; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_auth_basic_user(ngx_http_request_t *r) |
| { |
| ngx_str_t auth, encoded; |
| ngx_uint_t len; |
| |
| if (r->headers_in.user.len == 0 && r->headers_in.user.data != NULL) { |
| return NGX_DECLINED; |
| } |
| |
| if (r->headers_in.authorization == NULL) { |
| r->headers_in.user.data = (u_char *) ""; |
| return NGX_DECLINED; |
| } |
| |
| encoded = r->headers_in.authorization->value; |
| |
| if (encoded.len < sizeof("Basic ") - 1 |
| || ngx_strncasecmp(encoded.data, (u_char *) "Basic ", |
| sizeof("Basic ") - 1) |
| != 0) |
| { |
| r->headers_in.user.data = (u_char *) ""; |
| return NGX_DECLINED; |
| } |
| |
| encoded.len -= sizeof("Basic ") - 1; |
| encoded.data += sizeof("Basic ") - 1; |
| |
| while (encoded.len && encoded.data[0] == ' ') { |
| encoded.len--; |
| encoded.data++; |
| } |
| |
| if (encoded.len == 0) { |
| r->headers_in.user.data = (u_char *) ""; |
| return NGX_DECLINED; |
| } |
| |
| auth.len = ngx_base64_decoded_length(encoded.len); |
| auth.data = ngx_pnalloc(r->pool, auth.len + 1); |
| if (auth.data == NULL) { |
| return NGX_ERROR; |
| } |
| |
| if (ngx_decode_base64(&auth, &encoded) != NGX_OK) { |
| r->headers_in.user.data = (u_char *) ""; |
| return NGX_DECLINED; |
| } |
| |
| auth.data[auth.len] = '\0'; |
| |
| for (len = 0; len < auth.len; len++) { |
| if (auth.data[len] == ':') { |
| break; |
| } |
| } |
| |
| if (len == 0 || len == auth.len) { |
| r->headers_in.user.data = (u_char *) ""; |
| return NGX_DECLINED; |
| } |
| |
| r->headers_in.user.len = len; |
| r->headers_in.user.data = auth.data; |
| r->headers_in.passwd.len = auth.len - len - 1; |
| r->headers_in.passwd.data = &auth.data[len + 1]; |
| |
| return NGX_OK; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_server_addr(ngx_http_request_t *r, ngx_str_t *s) |
| { |
| socklen_t len; |
| ngx_connection_t *c; |
| struct sockaddr_in sin; |
| |
| /* AF_INET only */ |
| |
| c = r->connection; |
| |
| if (r->in_addr == 0) { |
| len = sizeof(struct sockaddr_in); |
| if (getsockname(c->fd, (struct sockaddr *) &sin, &len) == -1) { |
| ngx_connection_error(c, ngx_socket_errno, "getsockname() failed"); |
| return NGX_ERROR; |
| } |
| |
| r->in_addr = sin.sin_addr.s_addr; |
| } |
| |
| if (s == NULL) { |
| return NGX_OK; |
| } |
| |
| s->len = ngx_inet_ntop(c->listening->family, &r->in_addr, |
| s->data, INET_ADDRSTRLEN); |
| |
| return NGX_OK; |
| } |
| |
| |
| #if (NGX_HTTP_GZIP) |
| |
| ngx_int_t |
| ngx_http_gzip_ok(ngx_http_request_t *r) |
| { |
| time_t date, expires; |
| ngx_uint_t p; |
| ngx_array_t *cc; |
| ngx_table_elt_t *e, *d; |
| ngx_http_core_loc_conf_t *clcf; |
| |
| if (r->gzip == 1) { |
| return NGX_OK; |
| } |
| |
| if (r->gzip == 2) { |
| return NGX_DECLINED; |
| } |
| |
| r->gzip = 2; |
| |
| if (r != r->main |
| || r->headers_in.accept_encoding == NULL |
| || ngx_strcasestrn(r->headers_in.accept_encoding->value.data, |
| "gzip", 4 - 1) |
| == NULL |
| |
| /* |
| * if the URL (without the "http://" prefix) is longer than 253 bytes, |
| * then MSIE 4.x can not handle the compressed stream - it waits |
| * too long, hangs up or crashes |
| */ |
| |
| || (r->headers_in.msie4 && r->unparsed_uri.len > 200)) |
| { |
| return NGX_DECLINED; |
| } |
| |
| clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
| |
| if (r->http_version < clcf->gzip_http_version) { |
| return NGX_DECLINED; |
| } |
| |
| if (r->headers_in.via == NULL) { |
| goto ok; |
| } |
| |
| p = clcf->gzip_proxied; |
| |
| if (p & NGX_HTTP_GZIP_PROXIED_OFF) { |
| return NGX_DECLINED; |
| } |
| |
| if (p & NGX_HTTP_GZIP_PROXIED_ANY) { |
| goto ok; |
| } |
| |
| if (r->headers_in.authorization && (p & NGX_HTTP_GZIP_PROXIED_AUTH)) { |
| goto ok; |
| } |
| |
| e = r->headers_out.expires; |
| |
| if (e) { |
| |
| if (!(p & NGX_HTTP_GZIP_PROXIED_EXPIRED)) { |
| return NGX_DECLINED; |
| } |
| |
| expires = ngx_http_parse_time(e->value.data, e->value.len); |
| if (expires == NGX_ERROR) { |
| return NGX_DECLINED; |
| } |
| |
| d = r->headers_out.date; |
| |
| if (d) { |
| date = ngx_http_parse_time(d->value.data, d->value.len); |
| if (date == NGX_ERROR) { |
| return NGX_DECLINED; |
| } |
| |
| } else { |
| date = ngx_time(); |
| } |
| |
| if (expires < date) { |
| goto ok; |
| } |
| |
| return NGX_DECLINED; |
| } |
| |
| cc = &r->headers_out.cache_control; |
| |
| if (cc->elts) { |
| |
| if ((p & NGX_HTTP_GZIP_PROXIED_NO_CACHE) |
| && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_no_cache, |
| NULL) |
| >= 0) |
| { |
| goto ok; |
| } |
| |
| if ((p & NGX_HTTP_GZIP_PROXIED_NO_STORE) |
| && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_no_store, |
| NULL) |
| >= 0) |
| { |
| goto ok; |
| } |
| |
| if ((p & NGX_HTTP_GZIP_PROXIED_PRIVATE) |
| && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_private, |
| NULL) |
| >= 0) |
| { |
| goto ok; |
| } |
| |
| return NGX_DECLINED; |
| } |
| |
| if ((p & NGX_HTTP_GZIP_PROXIED_NO_LM) && r->headers_out.last_modified) { |
| return NGX_DECLINED; |
| } |
| |
| if ((p & NGX_HTTP_GZIP_PROXIED_NO_ETAG) && r->headers_out.etag) { |
| return NGX_DECLINED; |
| } |
| |
| ok: |
| |
| #if (NGX_PCRE) |
| |
| if (clcf->gzip_disable && r->headers_in.user_agent) { |
| |
| if (ngx_regex_exec_array(clcf->gzip_disable, |
| &r->headers_in.user_agent->value, |
| r->connection->log) |
| != NGX_DECLINED) |
| { |
| return NGX_DECLINED; |
| } |
| } |
| |
| #endif |
| |
| r->gzip = 1; |
| |
| return NGX_OK; |
| } |
| |
| #endif |
| |
| |
| ngx_int_t |
| ngx_http_subrequest(ngx_http_request_t *r, |
| ngx_str_t *uri, ngx_str_t *args, ngx_http_request_t **psr, |
| ngx_http_post_subrequest_t *ps, ngx_uint_t flags) |
| { |
| ngx_connection_t *c; |
| ngx_http_request_t *sr; |
| ngx_http_log_ctx_t *ctx; |
| ngx_http_core_srv_conf_t *cscf; |
| ngx_http_postponed_request_t *pr, *p; |
| |
| r->main->subrequests--; |
| |
| if (r->main->subrequests == 0) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "subrequests cycle while processing \"%V\"", uri); |
| r->main->subrequests = 1; |
| return NGX_ERROR; |
| } |
| |
| sr = ngx_pcalloc(r->pool, sizeof(ngx_http_request_t)); |
| if (sr == NULL) { |
| return NGX_ERROR; |
| } |
| |
| sr->signature = NGX_HTTP_MODULE; |
| |
| c = r->connection; |
| sr->connection = c; |
| |
| sr->ctx = ngx_pcalloc(r->pool, sizeof(void *) * ngx_http_max_module); |
| if (sr->ctx == NULL) { |
| return NGX_ERROR; |
| } |
| |
| if (ngx_list_init(&sr->headers_out.headers, r->pool, 20, |
| sizeof(ngx_table_elt_t)) |
| == NGX_ERROR) |
| { |
| return NGX_ERROR; |
| } |
| |
| cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
| sr->main_conf = cscf->ctx->main_conf; |
| sr->srv_conf = cscf->ctx->srv_conf; |
| sr->loc_conf = cscf->ctx->loc_conf; |
| |
| sr->pool = r->pool; |
| |
| sr->headers_in = r->headers_in; |
| |
| ngx_http_clear_content_length(sr); |
| ngx_http_clear_accept_ranges(sr); |
| ngx_http_clear_last_modified(sr); |
| |
| sr->request_body = r->request_body; |
| |
| sr->method = NGX_HTTP_GET; |
| sr->http_version = r->http_version; |
| |
| sr->request_line = r->request_line; |
| sr->uri = *uri; |
| |
| if (args) { |
| sr->args = *args; |
| } |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| "http subrequest \"%V?%V\"", uri, &sr->args); |
| |
| sr->zero_in_uri = (flags & NGX_HTTP_ZERO_IN_URI) != 0; |
| sr->subrequest_in_memory = (flags & NGX_HTTP_SUBREQUEST_IN_MEMORY) != 0; |
| |
| sr->unparsed_uri = r->unparsed_uri; |
| sr->method_name = ngx_http_core_get_method; |
| sr->http_protocol = r->http_protocol; |
| |
| if (ngx_http_set_exten(sr) != NGX_OK) { |
| return NGX_ERROR; |
| } |
| |
| sr->main = r->main; |
| sr->parent = r; |
| sr->post_subrequest = ps; |
| sr->read_event_handler = ngx_http_request_empty_handler; |
| sr->write_event_handler = ngx_http_request_empty_handler; |
| |
| if (c->data == r) { |
| c->data = sr; |
| } |
| |
| sr->in_addr = r->in_addr; |
| sr->port = r->port; |
| sr->port_text = r->port_text; |
| |
| sr->variables = r->variables; |
| |
| sr->log_handler = r->log_handler; |
| |
| pr = ngx_palloc(r->pool, sizeof(ngx_http_postponed_request_t)); |
| if (pr == NULL) { |
| return NGX_ERROR; |
| } |
| |
| pr->request = sr; |
| pr->out = NULL; |
| pr->next = NULL; |
| |
| if (r->postponed) { |
| for (p = r->postponed; p->next; p = p->next) { /* void */ } |
| p->next = pr; |
| |
| } else { |
| r->postponed = pr; |
| } |
| |
| ctx = c->log->data; |
| ctx->current_request = sr; |
| |
| sr->internal = 1; |
| sr->fast_subrequest = 1; |
| |
| sr->discard_body = r->discard_body; |
| sr->main_filter_need_in_memory = r->main_filter_need_in_memory; |
| |
| sr->uri_changes = NGX_HTTP_MAX_URI_CHANGES + 1; |
| |
| ngx_http_handler(sr); |
| |
| if (!c->destroyed) { |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0, |
| "http subrequest done \"%V?%V\"", uri, &sr->args); |
| |
| r->main->subrequests++; |
| |
| *psr = sr; |
| |
| if (sr->fast_subrequest) { |
| sr->fast_subrequest = 0; |
| |
| if (sr->done) { |
| return NGX_OK; |
| } |
| } |
| |
| return NGX_AGAIN; |
| } |
| |
| return NGX_DONE; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_internal_redirect(ngx_http_request_t *r, |
| ngx_str_t *uri, ngx_str_t *args) |
| { |
| ngx_http_core_srv_conf_t *cscf; |
| |
| r->uri_changes--; |
| |
| if (r->uri_changes == 0) { |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "rewrite or internal redirection cycle " |
| "while internal redirect to \"%V\"", uri); |
| |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| return NGX_DONE; |
| } |
| |
| r->uri = *uri; |
| |
| if (args) { |
| r->args = *args; |
| |
| } else { |
| r->args.len = 0; |
| r->args.data = NULL; |
| } |
| |
| ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "internal redirect: \"%V?%V\"", uri, &r->args); |
| |
| if (ngx_http_set_exten(r) != NGX_OK) { |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| return NGX_DONE; |
| } |
| |
| /* clear the modules contexts */ |
| ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module); |
| |
| cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
| r->loc_conf = cscf->ctx->loc_conf; |
| |
| ngx_http_update_location_config(r); |
| |
| r->internal = 1; |
| |
| ngx_http_handler(r); |
| |
| return NGX_DONE; |
| } |
| |
| |
| ngx_int_t |
| ngx_http_named_location(ngx_http_request_t *r, ngx_str_t *name) |
| { |
| ngx_http_core_srv_conf_t *cscf; |
| ngx_http_core_loc_conf_t **clcfp; |
| ngx_http_core_main_conf_t *cmcf; |
| |
| cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); |
| |
| for (clcfp = cscf->named_locations; *clcfp; clcfp++) { |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "test location: \"%V\"", &(*clcfp)->name); |
| |
| if (name->len != (*clcfp)->name.len |
| || ngx_strncmp(name->data, (*clcfp)->name.data, name->len) != 0) |
| { |
| continue; |
| } |
| |
| ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "using location: %V \"%V?%V\"", name, &r->uri, &r->args); |
| |
| r->internal = 1; |
| r->content_handler = NULL; |
| r->loc_conf = (*clcfp)->loc_conf; |
| |
| ngx_http_update_location_config(r); |
| |
| cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module); |
| |
| r->phase_handler = cmcf->phase_engine.location_rewrite_index; |
| |
| ngx_http_core_run_phases(r); |
| |
| return NGX_DONE; |
| } |
| |
| ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, |
| "could not find named location \"%V\"", name); |
| |
| ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR); |
| |
| return NGX_DONE; |
| } |
| |
| |
| ngx_http_cleanup_t * |
| ngx_http_cleanup_add(ngx_http_request_t *r, size_t size) |
| { |
| ngx_http_cleanup_t *cln; |
| |
| r = r->main; |
| |
| cln = ngx_palloc(r->pool, sizeof(ngx_http_cleanup_t)); |
| if (cln == NULL) { |
| return NULL; |
| } |
| |
| if (size) { |
| cln->data = ngx_palloc(r->pool, size); |
| if (cln->data == NULL) { |
| return NULL; |
| } |
| |
| } else { |
| cln->data = NULL; |
| } |
| |
| cln->handler = NULL; |
| cln->next = r->cleanup; |
| |
| r->cleanup = cln; |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
| "http cleanup add: %p", cln); |
| |
| return cln; |
| } |
| |
| |
| static char * |
| ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) |
| { |
| char *rv; |
| void *mconf; |
| ngx_uint_t i; |
| ngx_conf_t pcf; |
| ngx_http_module_t *module; |
| ngx_http_conf_ctx_t *ctx, *http_ctx; |
| ngx_http_core_srv_conf_t *cscf, **cscfp; |
| ngx_http_core_main_conf_t *cmcf; |
| |
| ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); |
| if (ctx == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| http_ctx = cf->ctx; |
| ctx->main_conf = http_ctx->main_conf; |
| |
| /* the server{}'s srv_conf */ |
| |
| ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); |
| if (ctx->srv_conf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| /* the server{}'s loc_conf */ |
| |
| ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); |
| if (ctx->loc_conf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| for (i = 0; ngx_modules[i]; i++) { |
| if (ngx_modules[i]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_modules[i]->ctx; |
| |
| if (module->create_srv_conf) { |
| mconf = module->create_srv_conf(cf); |
| if (mconf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| ctx->srv_conf[ngx_modules[i]->ctx_index] = mconf; |
| } |
| |
| if (module->create_loc_conf) { |
| mconf = module->create_loc_conf(cf); |
| if (mconf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| ctx->loc_conf[ngx_modules[i]->ctx_index] = mconf; |
| } |
| } |
| |
| |
| /* the server configuration context */ |
| |
| cscf = ctx->srv_conf[ngx_http_core_module.ctx_index]; |
| cscf->ctx = ctx; |
| |
| |
| cmcf = ctx->main_conf[ngx_http_core_module.ctx_index]; |
| |
| cscfp = ngx_array_push(&cmcf->servers); |
| if (cscfp == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| *cscfp = cscf; |
| |
| |
| /* parse inside server{} */ |
| |
| pcf = *cf; |
| cf->ctx = ctx; |
| cf->cmd_type = NGX_HTTP_SRV_CONF; |
| |
| rv = ngx_conf_parse(cf, NULL); |
| |
| *cf = pcf; |
| |
| return rv; |
| } |
| |
| |
| static char * |
| ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) |
| { |
| char *rv; |
| ngx_uint_t i; |
| ngx_str_t *value; |
| ngx_conf_t save; |
| ngx_http_module_t *module; |
| ngx_http_conf_ctx_t *ctx, *pctx; |
| ngx_http_core_loc_conf_t *clcf, *pclcf; |
| |
| ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); |
| if (ctx == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| pctx = cf->ctx; |
| ctx->main_conf = pctx->main_conf; |
| ctx->srv_conf = pctx->srv_conf; |
| |
| ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); |
| if (ctx->loc_conf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| for (i = 0; ngx_modules[i]; i++) { |
| if (ngx_modules[i]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_modules[i]->ctx; |
| |
| if (module->create_loc_conf) { |
| ctx->loc_conf[ngx_modules[i]->ctx_index] = |
| module->create_loc_conf(cf); |
| if (ctx->loc_conf[ngx_modules[i]->ctx_index] == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| } |
| |
| clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; |
| clcf->loc_conf = ctx->loc_conf; |
| |
| value = cf->args->elts; |
| |
| if (cf->args->nelts == 3) { |
| if (value[1].len == 1 && value[1].data[0] == '=') { |
| clcf->name = value[2]; |
| clcf->exact_match = 1; |
| |
| } else if (value[1].len == 2 |
| && value[1].data[0] == '^' |
| && value[1].data[1] == '~') |
| { |
| clcf->name = value[2]; |
| clcf->noregex = 1; |
| |
| } else if ((value[1].len == 1 && value[1].data[0] == '~') |
| || (value[1].len == 2 |
| && value[1].data[0] == '~' |
| && value[1].data[1] == '*')) |
| { |
| #if (NGX_PCRE) |
| ngx_str_t err; |
| u_char errstr[NGX_MAX_CONF_ERRSTR]; |
| |
| err.len = NGX_MAX_CONF_ERRSTR; |
| err.data = errstr; |
| |
| clcf->regex = ngx_regex_compile(&value[2], |
| value[1].len == 2 ? NGX_REGEX_CASELESS: 0, |
| cf->pool, &err); |
| |
| if (clcf->regex == NULL) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data); |
| return NGX_CONF_ERROR; |
| } |
| |
| clcf->name = value[2]; |
| #else |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the using of the regex \"%V\" " |
| "requires PCRE library", &value[2]); |
| return NGX_CONF_ERROR; |
| #endif |
| |
| } else { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid location modifier \"%V\"", &value[1]); |
| return NGX_CONF_ERROR; |
| } |
| |
| } else { |
| |
| clcf->name = value[1]; |
| |
| if (value[1].data[0] == '@') { |
| clcf->named = 1; |
| } |
| } |
| |
| pclcf = pctx->loc_conf[ngx_http_core_module.ctx_index]; |
| |
| if (pclcf->name.len) { |
| |
| /* nested location */ |
| |
| #if 0 |
| clcf->prev_location = pclcf; |
| #endif |
| |
| if (pclcf->exact_match) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "location \"%V\" could not be inside " |
| "the exact location \"%V\"", |
| &clcf->name, &pclcf->name); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (pclcf->named) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "location \"%V\" could not be inside " |
| "the named location \"%V\"", |
| &clcf->name, &pclcf->name); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (clcf->named) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "named location \"%V\" must be " |
| "on server level only", |
| &clcf->name); |
| return NGX_CONF_ERROR; |
| } |
| |
| #if (NGX_PCRE) |
| if (clcf->regex == NULL |
| && ngx_strncmp(clcf->name.data, pclcf->name.data, pclcf->name.len) |
| != 0) |
| #else |
| if (ngx_strncmp(clcf->name.data, pclcf->name.data, pclcf->name.len) |
| != 0) |
| #endif |
| { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "location \"%V\" is outside location \"%V\"", |
| &clcf->name, &pclcf->name); |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) { |
| return NGX_CONF_ERROR; |
| } |
| |
| save = *cf; |
| cf->ctx = ctx; |
| cf->cmd_type = NGX_HTTP_LOC_CONF; |
| |
| rv = ngx_conf_parse(cf, NULL); |
| |
| *cf = save; |
| |
| return rv; |
| } |
| |
| |
| static char * |
| ngx_http_core_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| char *rv; |
| ngx_conf_t save; |
| |
| if (lcf->types == NULL) { |
| lcf->types = ngx_array_create(cf->pool, 64, sizeof(ngx_hash_key_t)); |
| if (lcf->types == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| save = *cf; |
| cf->handler = ngx_http_core_type; |
| cf->handler_conf = conf; |
| |
| rv = ngx_conf_parse(cf, NULL); |
| |
| *cf = save; |
| |
| return rv; |
| } |
| |
| |
| static char * |
| ngx_http_core_type(ngx_conf_t *cf, ngx_command_t *dummy, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| ngx_str_t *value, *content_type, *old, file; |
| ngx_uint_t i, n, hash; |
| ngx_hash_key_t *type; |
| |
| value = cf->args->elts; |
| |
| if (ngx_strcmp(value[0].data, "include") == 0) { |
| file = value[1]; |
| |
| if (ngx_conf_full_name(cf->cycle, &file, 1) == NGX_ERROR){ |
| return NGX_CONF_ERROR; |
| } |
| |
| ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data); |
| |
| return ngx_conf_parse(cf, &file); |
| } |
| |
| content_type = ngx_palloc(cf->pool, sizeof(ngx_str_t)); |
| if (content_type == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| *content_type = value[0]; |
| |
| for (i = 1; i < cf->args->nelts; i++) { |
| |
| hash = ngx_hash_strlow(value[i].data, value[i].data, value[i].len); |
| |
| type = lcf->types->elts; |
| for (n = 0; n < lcf->types->nelts; n++) { |
| if (ngx_strcmp(value[i].data, type[n].key.data) == 0) { |
| old = type[n].value; |
| type[n].value = content_type; |
| |
| ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| "duplicate extention \"%V\", " |
| "content type: \"%V\", " |
| "old content type: \"%V\"", |
| &value[i], content_type, old); |
| continue; |
| } |
| } |
| |
| |
| type = ngx_array_push(lcf->types); |
| if (type == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| type->key = value[i]; |
| type->key_hash = hash; |
| type->value = content_type; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static ngx_int_t |
| ngx_http_core_preconfiguration(ngx_conf_t *cf) |
| { |
| return ngx_http_variables_add_core_vars(cf); |
| } |
| |
| |
| static void * |
| ngx_http_core_create_main_conf(ngx_conf_t *cf) |
| { |
| ngx_http_core_main_conf_t *cmcf; |
| |
| cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_main_conf_t)); |
| if (cmcf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| if (ngx_array_init(&cmcf->servers, cf->pool, 4, |
| sizeof(ngx_http_core_srv_conf_t *)) |
| != NGX_OK) |
| { |
| return NGX_CONF_ERROR; |
| } |
| |
| cmcf->server_names_hash_max_size = NGX_CONF_UNSET_UINT; |
| cmcf->server_names_hash_bucket_size = NGX_CONF_UNSET_UINT; |
| |
| cmcf->variables_hash_max_size = NGX_CONF_UNSET_UINT; |
| cmcf->variables_hash_bucket_size = NGX_CONF_UNSET_UINT; |
| |
| return cmcf; |
| } |
| |
| |
| static char * |
| ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf) |
| { |
| ngx_http_core_main_conf_t *cmcf = conf; |
| |
| if (cmcf->server_names_hash_max_size == NGX_CONF_UNSET_UINT) { |
| cmcf->server_names_hash_max_size = 512; |
| } |
| |
| if (cmcf->server_names_hash_bucket_size == NGX_CONF_UNSET_UINT) { |
| cmcf->server_names_hash_bucket_size = ngx_cacheline_size; |
| } |
| |
| cmcf->server_names_hash_bucket_size = |
| ngx_align(cmcf->server_names_hash_bucket_size, ngx_cacheline_size); |
| |
| |
| if (cmcf->variables_hash_max_size == NGX_CONF_UNSET_UINT) { |
| cmcf->variables_hash_max_size = 512; |
| } |
| |
| if (cmcf->variables_hash_bucket_size == NGX_CONF_UNSET_UINT) { |
| cmcf->variables_hash_bucket_size = 64; |
| } |
| |
| cmcf->variables_hash_bucket_size = |
| ngx_align(cmcf->variables_hash_bucket_size, ngx_cacheline_size); |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static void * |
| ngx_http_core_create_srv_conf(ngx_conf_t *cf) |
| { |
| ngx_http_core_srv_conf_t *cscf; |
| |
| cscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_srv_conf_t)); |
| if (cscf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| /* |
| * set by ngx_pcalloc(): |
| * |
| * conf->client_large_buffers.num = 0; |
| */ |
| |
| if (ngx_array_init(&cscf->listen, cf->pool, 4, sizeof(ngx_http_listen_t)) |
| == NGX_ERROR) |
| { |
| return NGX_CONF_ERROR; |
| } |
| |
| if (ngx_array_init(&cscf->server_names, cf->temp_pool, 4, |
| sizeof(ngx_http_server_name_t)) |
| == NGX_ERROR) |
| { |
| return NGX_CONF_ERROR; |
| } |
| |
| cscf->connection_pool_size = NGX_CONF_UNSET_SIZE; |
| cscf->request_pool_size = NGX_CONF_UNSET_SIZE; |
| cscf->client_header_timeout = NGX_CONF_UNSET_MSEC; |
| cscf->client_header_buffer_size = NGX_CONF_UNSET_SIZE; |
| cscf->ignore_invalid_headers = NGX_CONF_UNSET; |
| cscf->merge_slashes = NGX_CONF_UNSET; |
| |
| return cscf; |
| } |
| |
| |
| static char * |
| ngx_http_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) |
| { |
| ngx_http_core_srv_conf_t *prev = parent; |
| ngx_http_core_srv_conf_t *conf = child; |
| |
| ngx_http_listen_t *ls; |
| ngx_http_server_name_t *sn; |
| |
| /* TODO: it does not merge, it inits only */ |
| |
| if (conf->listen.nelts == 0) { |
| ls = ngx_array_push(&conf->listen); |
| if (ls == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| ngx_memzero(ls, sizeof(ngx_http_listen_t)); |
| |
| ls->addr = INADDR_ANY; |
| #if (NGX_WIN32) |
| ls->port = 80; |
| #else |
| /* STUB: getuid() should be cached */ |
| ls->port = (getuid() == 0) ? 80 : 8000; |
| #endif |
| ls->family = AF_INET; |
| |
| ls->conf.backlog = NGX_LISTEN_BACKLOG; |
| ls->conf.rcvbuf = -1; |
| ls->conf.sndbuf = -1; |
| } |
| |
| if (conf->server_name.data == NULL) { |
| conf->server_name = cf->cycle->hostname; |
| |
| sn = ngx_array_push(&conf->server_names); |
| if (sn == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| #if (NGX_PCRE) |
| sn->regex = NULL; |
| #endif |
| sn->core_srv_conf = conf; |
| sn->name.len = conf->server_name.len; |
| sn->name.data = conf->server_name.data; |
| } |
| |
| ngx_conf_merge_size_value(conf->connection_pool_size, |
| prev->connection_pool_size, 256); |
| ngx_conf_merge_size_value(conf->request_pool_size, |
| prev->request_pool_size, 4096); |
| ngx_conf_merge_msec_value(conf->client_header_timeout, |
| prev->client_header_timeout, 60000); |
| ngx_conf_merge_size_value(conf->client_header_buffer_size, |
| prev->client_header_buffer_size, 1024); |
| ngx_conf_merge_bufs_value(conf->large_client_header_buffers, |
| prev->large_client_header_buffers, |
| 4, ngx_pagesize); |
| |
| if (conf->large_client_header_buffers.size < conf->connection_pool_size) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the \"large_client_header_buffers\" size must be " |
| "equal to or bigger than \"connection_pool_size\""); |
| return NGX_CONF_ERROR; |
| } |
| |
| ngx_conf_merge_value(conf->ignore_invalid_headers, |
| prev->ignore_invalid_headers, 1); |
| |
| ngx_conf_merge_value(conf->merge_slashes, prev->merge_slashes, 1); |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static void * |
| ngx_http_core_create_loc_conf(ngx_conf_t *cf) |
| { |
| ngx_http_core_loc_conf_t *lcf; |
| |
| lcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_loc_conf_t)); |
| if (lcf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| /* |
| * set by ngx_pcalloc(): |
| * |
| * lcf->root = { 0, NULL }; |
| * lcf->limit_except = 0; |
| * lcf->post_action = { 0, NULL }; |
| * lcf->types = NULL; |
| * lcf->default_type = { 0, NULL }; |
| * lcf->err_log = NULL; |
| * lcf->error_pages = NULL; |
| * lcf->client_body_path = NULL; |
| * lcf->regex = NULL; |
| * lcf->exact_match = 0; |
| * lcf->auto_redirect = 0; |
| * lcf->alias = 0; |
| * lcf->gzip_proxied = 0; |
| */ |
| |
| lcf->client_max_body_size = NGX_CONF_UNSET; |
| lcf->client_body_buffer_size = NGX_CONF_UNSET_SIZE; |
| lcf->client_body_timeout = NGX_CONF_UNSET_MSEC; |
| lcf->satisfy = NGX_CONF_UNSET_UINT; |
| lcf->internal = NGX_CONF_UNSET; |
| lcf->client_body_in_file_only = NGX_CONF_UNSET; |
| lcf->sendfile = NGX_CONF_UNSET; |
| lcf->sendfile_max_chunk = NGX_CONF_UNSET_SIZE; |
| lcf->directio = NGX_CONF_UNSET; |
| lcf->tcp_nopush = NGX_CONF_UNSET; |
| lcf->tcp_nodelay = NGX_CONF_UNSET; |
| lcf->send_timeout = NGX_CONF_UNSET_MSEC; |
| lcf->send_lowat = NGX_CONF_UNSET_SIZE; |
| lcf->postpone_output = NGX_CONF_UNSET_SIZE; |
| lcf->limit_rate = NGX_CONF_UNSET_SIZE; |
| lcf->keepalive_timeout = NGX_CONF_UNSET_MSEC; |
| lcf->keepalive_header = NGX_CONF_UNSET; |
| lcf->lingering_time = NGX_CONF_UNSET_MSEC; |
| lcf->lingering_timeout = NGX_CONF_UNSET_MSEC; |
| lcf->resolver_timeout = NGX_CONF_UNSET_MSEC; |
| lcf->reset_timedout_connection = NGX_CONF_UNSET; |
| lcf->server_name_in_redirect = NGX_CONF_UNSET; |
| lcf->port_in_redirect = NGX_CONF_UNSET; |
| lcf->msie_padding = NGX_CONF_UNSET; |
| lcf->msie_refresh = NGX_CONF_UNSET; |
| lcf->log_not_found = NGX_CONF_UNSET; |
| lcf->recursive_error_pages = NGX_CONF_UNSET; |
| lcf->server_tokens = NGX_CONF_UNSET; |
| lcf->types_hash_max_size = NGX_CONF_UNSET_UINT; |
| lcf->types_hash_bucket_size = NGX_CONF_UNSET_UINT; |
| |
| lcf->open_file_cache = NGX_CONF_UNSET_PTR; |
| lcf->open_file_cache_valid = NGX_CONF_UNSET; |
| lcf->open_file_cache_min_uses = NGX_CONF_UNSET_UINT; |
| lcf->open_file_cache_errors = NGX_CONF_UNSET; |
| lcf->open_file_cache_events = NGX_CONF_UNSET; |
| |
| #if (NGX_HTTP_GZIP) |
| lcf->gzip_vary = NGX_CONF_UNSET; |
| lcf->gzip_http_version = NGX_CONF_UNSET_UINT; |
| #if (NGX_PCRE) |
| lcf->gzip_disable = NGX_CONF_UNSET_PTR; |
| #endif |
| #endif |
| |
| return lcf; |
| } |
| |
| |
| static ngx_str_t ngx_http_core_text_html_type = ngx_string("text/html"); |
| static ngx_str_t ngx_http_core_image_gif_type = ngx_string("image/gif"); |
| static ngx_str_t ngx_http_core_image_jpeg_type = ngx_string("image/jpeg"); |
| |
| static ngx_hash_key_t ngx_http_core_default_types[] = { |
| { ngx_string("html"), 0, &ngx_http_core_text_html_type }, |
| { ngx_string("gif"), 0, &ngx_http_core_image_gif_type }, |
| { ngx_string("jpg"), 0, &ngx_http_core_image_jpeg_type }, |
| { ngx_null_string, 0, NULL } |
| }; |
| |
| |
| static char * |
| ngx_http_core_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child) |
| { |
| ngx_http_core_loc_conf_t *prev = parent; |
| ngx_http_core_loc_conf_t *conf = child; |
| |
| ngx_uint_t i; |
| ngx_hash_key_t *type; |
| ngx_hash_init_t types_hash; |
| |
| if (conf->root.data == NULL) { |
| |
| conf->alias = prev->alias; |
| conf->root = prev->root; |
| conf->root_lengths = prev->root_lengths; |
| conf->root_values = prev->root_values; |
| |
| if (prev->root.data == NULL) { |
| conf->root.len = sizeof("html") - 1; |
| conf->root.data = (u_char *) "html"; |
| |
| if (ngx_conf_full_name(cf->cycle, &conf->root, 0) == NGX_ERROR) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| } |
| |
| if (conf->post_action.data == NULL) { |
| conf->post_action = prev->post_action; |
| } |
| |
| ngx_conf_merge_uint_value(conf->types_hash_max_size, |
| prev->types_hash_max_size, 1024); |
| |
| ngx_conf_merge_uint_value(conf->types_hash_bucket_size, |
| prev->types_hash_bucket_size, |
| ngx_cacheline_size); |
| |
| conf->types_hash_bucket_size = ngx_align(conf->types_hash_bucket_size, |
| ngx_cacheline_size); |
| |
| /* |
| * the special handling the "types" directive in the "http" section |
| * to inherit the http's conf->types_hash to all servers |
| */ |
| |
| if (prev->types && prev->types_hash.buckets == NULL) { |
| |
| types_hash.hash = &prev->types_hash; |
| types_hash.key = ngx_hash_key_lc; |
| types_hash.max_size = conf->types_hash_max_size; |
| types_hash.bucket_size = conf->types_hash_bucket_size; |
| types_hash.name = "types_hash"; |
| types_hash.pool = cf->pool; |
| types_hash.temp_pool = NULL; |
| |
| if (ngx_hash_init(&types_hash, prev->types->elts, prev->types->nelts) |
| != NGX_OK) |
| { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| if (conf->types == NULL) { |
| conf->types = prev->types; |
| conf->types_hash = prev->types_hash; |
| } |
| |
| if (conf->types == NULL) { |
| conf->types = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t)); |
| if (conf->types == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| for (i = 0; ngx_http_core_default_types[i].key.len; i++) { |
| type = ngx_array_push(conf->types); |
| if (type == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| type->key = ngx_http_core_default_types[i].key; |
| type->key_hash = |
| ngx_hash_key_lc(ngx_http_core_default_types[i].key.data, |
| ngx_http_core_default_types[i].key.len); |
| type->value = ngx_http_core_default_types[i].value; |
| } |
| } |
| |
| if (conf->types_hash.buckets == NULL) { |
| |
| types_hash.hash = &conf->types_hash; |
| types_hash.key = ngx_hash_key_lc; |
| types_hash.max_size = conf->types_hash_max_size; |
| types_hash.bucket_size = conf->types_hash_bucket_size; |
| types_hash.name = "mime_types_hash"; |
| types_hash.pool = cf->pool; |
| types_hash.temp_pool = NULL; |
| |
| if (ngx_hash_init(&types_hash, conf->types->elts, conf->types->nelts) |
| != NGX_OK) |
| { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| if (conf->err_log == NULL) { |
| if (prev->err_log) { |
| conf->err_log = prev->err_log; |
| } else { |
| conf->err_log = cf->cycle->new_log; |
| } |
| } |
| |
| if (conf->error_pages == NULL && prev->error_pages) { |
| conf->error_pages = prev->error_pages; |
| } |
| |
| ngx_conf_merge_str_value(conf->default_type, |
| prev->default_type, "text/plain"); |
| |
| ngx_conf_merge_off_value(conf->client_max_body_size, |
| prev->client_max_body_size, 1 * 1024 * 1024); |
| ngx_conf_merge_size_value(conf->client_body_buffer_size, |
| prev->client_body_buffer_size, |
| (size_t) 2 * ngx_pagesize); |
| ngx_conf_merge_msec_value(conf->client_body_timeout, |
| prev->client_body_timeout, 60000); |
| |
| ngx_conf_merge_uint_value(conf->satisfy, prev->satisfy, |
| NGX_HTTP_SATISFY_ALL); |
| ngx_conf_merge_value(conf->internal, prev->internal, 0); |
| ngx_conf_merge_value(conf->client_body_in_file_only, |
| prev->client_body_in_file_only, 0); |
| ngx_conf_merge_value(conf->sendfile, prev->sendfile, 0); |
| ngx_conf_merge_size_value(conf->sendfile_max_chunk, |
| prev->sendfile_max_chunk, 0); |
| ngx_conf_merge_off_value(conf->directio, prev->directio, |
| NGX_MAX_OFF_T_VALUE); |
| ngx_conf_merge_value(conf->tcp_nopush, prev->tcp_nopush, 0); |
| ngx_conf_merge_value(conf->tcp_nodelay, prev->tcp_nodelay, 1); |
| |
| ngx_conf_merge_msec_value(conf->send_timeout, prev->send_timeout, 60000); |
| ngx_conf_merge_size_value(conf->send_lowat, prev->send_lowat, 0); |
| ngx_conf_merge_size_value(conf->postpone_output, prev->postpone_output, |
| 1460); |
| ngx_conf_merge_size_value(conf->limit_rate, prev->limit_rate, 0); |
| ngx_conf_merge_msec_value(conf->keepalive_timeout, |
| prev->keepalive_timeout, 75000); |
| ngx_conf_merge_sec_value(conf->keepalive_header, |
| prev->keepalive_header, 0); |
| ngx_conf_merge_msec_value(conf->lingering_time, |
| prev->lingering_time, 30000); |
| ngx_conf_merge_msec_value(conf->lingering_timeout, |
| prev->lingering_timeout, 5000); |
| ngx_conf_merge_msec_value(conf->resolver_timeout, |
| prev->resolver_timeout, 30000); |
| |
| if (conf->resolver == NULL) { |
| |
| if (prev->resolver == NULL) { |
| |
| /* |
| * create dummy resolver in http {} context |
| * to inherit it in all servers |
| */ |
| |
| prev->resolver = ngx_resolver_create(cf, NULL); |
| if (prev->resolver == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| conf->resolver = prev->resolver; |
| } |
| |
| ngx_conf_merge_path_value(conf->client_body_temp_path, |
| prev->client_body_temp_path, |
| NGX_HTTP_CLIENT_TEMP_PATH, 0, 0, 0, |
| ngx_garbage_collector_temp_handler, cf); |
| |
| ngx_conf_merge_value(conf->reset_timedout_connection, |
| prev->reset_timedout_connection, 0); |
| ngx_conf_merge_value(conf->server_name_in_redirect, |
| prev->server_name_in_redirect, 1); |
| ngx_conf_merge_value(conf->port_in_redirect, prev->port_in_redirect, 1); |
| ngx_conf_merge_value(conf->msie_padding, prev->msie_padding, 1); |
| ngx_conf_merge_value(conf->msie_refresh, prev->msie_refresh, 0); |
| ngx_conf_merge_value(conf->log_not_found, prev->log_not_found, 1); |
| ngx_conf_merge_value(conf->recursive_error_pages, |
| prev->recursive_error_pages, 0); |
| ngx_conf_merge_value(conf->server_tokens, prev->server_tokens, 1); |
| |
| ngx_conf_merge_ptr_value(conf->open_file_cache, |
| prev->open_file_cache, NULL); |
| |
| ngx_conf_merge_sec_value(conf->open_file_cache_valid, |
| prev->open_file_cache_valid, 60); |
| |
| ngx_conf_merge_uint_value(conf->open_file_cache_min_uses, |
| prev->open_file_cache_min_uses, 1); |
| |
| ngx_conf_merge_sec_value(conf->open_file_cache_errors, |
| prev->open_file_cache_errors, 0); |
| |
| ngx_conf_merge_sec_value(conf->open_file_cache_events, |
| prev->open_file_cache_events, 0); |
| #if (NGX_HTTP_GZIP) |
| |
| ngx_conf_merge_value(conf->gzip_vary, prev->gzip_vary, 0); |
| ngx_conf_merge_uint_value(conf->gzip_http_version, prev->gzip_http_version, |
| NGX_HTTP_VERSION_11); |
| ngx_conf_merge_bitmask_value(conf->gzip_proxied, prev->gzip_proxied, |
| (NGX_CONF_BITMASK_SET|NGX_HTTP_GZIP_PROXIED_OFF)); |
| |
| #if (NGX_PCRE) |
| ngx_conf_merge_ptr_value(conf->gzip_disable, prev->gzip_disable, NULL); |
| #endif |
| |
| #endif |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| /* AF_INET only */ |
| |
| static char * |
| ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_srv_conf_t *scf = conf; |
| |
| ngx_str_t *value, size; |
| ngx_url_t u; |
| ngx_uint_t n; |
| ngx_http_listen_t *ls; |
| |
| /* |
| * TODO: check duplicate 'listen' directives, |
| * add resolved name to server names ??? |
| */ |
| |
| value = cf->args->elts; |
| |
| ngx_memzero(&u, sizeof(ngx_url_t)); |
| |
| u.url = value[1]; |
| u.listen = 1; |
| u.default_port = 80; |
| |
| if (ngx_parse_url(cf->pool, &u) != NGX_OK) { |
| if (u.err) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "%s in \"%V\" of the \"listen\" directive", |
| u.err, &u.url); |
| } |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| ls = ngx_array_push(&scf->listen); |
| if (ls == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| ngx_memzero(ls, sizeof(ngx_http_listen_t)); |
| |
| ls->family = AF_INET; |
| ls->addr = u.addr.in_addr; |
| ls->port = u.port; |
| ls->file_name = cf->conf_file->file.name.data; |
| ls->line = cf->conf_file->line; |
| ls->conf.backlog = NGX_LISTEN_BACKLOG; |
| ls->conf.rcvbuf = -1; |
| ls->conf.sndbuf = -1; |
| |
| n = ngx_inet_ntop(AF_INET, &ls->addr, ls->conf.addr, INET_ADDRSTRLEN + 6); |
| ngx_sprintf(&ls->conf.addr[n], ":%ui", ls->port); |
| |
| if (cf->args->nelts == 2) { |
| return NGX_CONF_OK; |
| } |
| |
| if (ngx_strcmp(value[2].data, "default") == 0) { |
| ls->conf.default_server = 1; |
| n = 3; |
| |
| } else { |
| n = 2; |
| } |
| |
| for ( /* void */ ; n < cf->args->nelts; n++) { |
| |
| if (ls->conf.default_server == 0) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"%V\" parameter can be specified for " |
| "the default \"listen\" directive only", |
| &value[n]); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (ngx_strcmp(value[n].data, "bind") == 0) { |
| ls->conf.bind = 1; |
| continue; |
| } |
| |
| if (ngx_strncmp(value[n].data, "backlog=", 8) == 0) { |
| ls->conf.backlog = ngx_atoi(value[n].data + 8, value[n].len - 8); |
| ls->conf.bind = 1; |
| |
| if (ls->conf.backlog == NGX_ERROR || ls->conf.backlog == 0) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid backlog \"%V\"", &value[n]); |
| return NGX_CONF_ERROR; |
| } |
| |
| continue; |
| } |
| |
| if (ngx_strncmp(value[n].data, "rcvbuf=", 7) == 0) { |
| size.len = value[n].len - 7; |
| size.data = value[n].data + 7; |
| |
| ls->conf.rcvbuf = ngx_parse_size(&size); |
| ls->conf.bind = 1; |
| |
| if (ls->conf.rcvbuf == NGX_ERROR) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid rcvbuf \"%V\"", &value[n]); |
| return NGX_CONF_ERROR; |
| } |
| |
| continue; |
| } |
| |
| if (ngx_strncmp(value[n].data, "sndbuf=", 7) == 0) { |
| size.len = value[n].len - 7; |
| size.data = value[n].data + 7; |
| |
| ls->conf.sndbuf = ngx_parse_size(&size); |
| ls->conf.bind = 1; |
| |
| if (ls->conf.sndbuf == NGX_ERROR) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid sndbuf \"%V\"", &value[n]); |
| return NGX_CONF_ERROR; |
| } |
| |
| continue; |
| } |
| |
| if (ngx_strncmp(value[n].data, "accept_filter=", 14) == 0) { |
| #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER) |
| ls->conf.accept_filter = (char *) &value[n].data[14]; |
| ls->conf.bind = 1; |
| #else |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "accept filters \"%V\" are not supported " |
| "on this platform, ignored", |
| &value[n]); |
| #endif |
| continue; |
| } |
| |
| if (ngx_strcmp(value[n].data, "deferred") == 0) { |
| #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT) |
| ls->conf.deferred_accept = 1; |
| ls->conf.bind = 1; |
| #else |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the deferred accept is not supported " |
| "on this platform, ignored"); |
| #endif |
| continue; |
| } |
| |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the invalid \"%V\" parameter", &value[n]); |
| return NGX_CONF_ERROR; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_srv_conf_t *cscf = conf; |
| |
| u_char ch; |
| ngx_str_t *value, name; |
| ngx_uint_t i; |
| ngx_http_server_name_t *sn; |
| |
| value = cf->args->elts; |
| |
| ch = value[1].data[0]; |
| |
| if (cscf->server_name.data == NULL && value[1].len) { |
| name = value[1]; |
| |
| if (ch == '.') { |
| name.len--; |
| name.data++; |
| } |
| |
| cscf->server_name.len = name.len; |
| cscf->server_name.data = ngx_pstrdup(cf->pool, &name); |
| if (cscf->server_name.data == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| for (i = 1; i < cf->args->nelts; i++) { |
| |
| ch = value[i].data[0]; |
| |
| if (value[i].len == 0 |
| || (ch == '*' && (value[i].len < 3 || value[i].data[1] != '.')) |
| || (ch == '.' && value[i].len < 2)) |
| { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "server name \"%V\" is invalid", &value[i]); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (ngx_strchr(value[i].data, '/')) { |
| ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| "server name \"%V\" has strange symbols", |
| &value[i]); |
| } |
| |
| if (value[i].len == 1 && ch == '*') { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"server_name *\" is unsupported, use " |
| "\"server_name_in_redirect off\" instead"); |
| return NGX_CONF_ERROR; |
| } |
| |
| sn = ngx_array_push(&cscf->server_names); |
| if (sn == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| #if (NGX_PCRE) |
| sn->regex = NULL; |
| #endif |
| sn->core_srv_conf = cscf; |
| sn->name = value[i]; |
| |
| if (value[i].data[0] != '~') { |
| continue; |
| } |
| |
| #if (NGX_PCRE) |
| { |
| ngx_str_t err; |
| u_char errstr[NGX_MAX_CONF_ERRSTR]; |
| |
| err.len = NGX_MAX_CONF_ERRSTR; |
| err.data = errstr; |
| |
| value[i].len--; |
| value[i].data++; |
| |
| sn->regex = ngx_regex_compile(&value[i], 0, cf->pool, &err); |
| |
| if (sn->regex == NULL) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data); |
| return NGX_CONF_ERROR; |
| } |
| |
| sn->name = value[i]; |
| } |
| #else |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the using of the regex \"%V\" " |
| "requires PCRE library", &value[i]); |
| |
| return NGX_CONF_ERROR; |
| #endif |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| ngx_str_t *value; |
| ngx_uint_t alias, n; |
| ngx_http_script_compile_t sc; |
| |
| alias = (cmd->name.len == sizeof("alias") - 1) ? 1 : 0; |
| |
| if (lcf->root.data) { |
| |
| /* the (ngx_uint_t) cast is required by gcc 2.7.2.3 */ |
| |
| if ((ngx_uint_t) lcf->alias == alias) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"%V\" directive is duplicate", |
| &cmd->name); |
| } else { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"%V\" directive is duplicate, " |
| "\"%s\" directive is specified before", |
| &cmd->name, lcf->alias ? "alias" : "root"); |
| } |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| if (lcf->named && alias) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the \"alias\" directive may not be used " |
| "inside named location"); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| #if (NGX_PCRE) |
| |
| if (lcf->regex && alias) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the \"alias\" directive may not be used " |
| "inside location given by regular expression"); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| #endif |
| |
| value = cf->args->elts; |
| |
| if (ngx_strstr(value[1].data, "$document_root") |
| || ngx_strstr(value[1].data, "${document_root}")) |
| { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "the $document_root variable may not be used " |
| "in the \"%V\" directive", |
| &cmd->name); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| lcf->alias = alias; |
| lcf->root = value[1]; |
| |
| if (!alias && lcf->root.data[lcf->root.len - 1] == '/') { |
| lcf->root.len--; |
| } |
| |
| if (lcf->root.data[0] != '$') { |
| if (ngx_conf_full_name(cf->cycle, &lcf->root, 0) == NGX_ERROR) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| n = ngx_http_script_variables_count(&lcf->root); |
| |
| if (n == 0) { |
| return NGX_CONF_OK; |
| } |
| |
| ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
| |
| sc.cf = cf; |
| sc.source = &lcf->root; |
| sc.lengths = &lcf->root_lengths; |
| sc.values = &lcf->root_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; |
| } |
| |
| |
| static ngx_http_method_name_t ngx_methods_names[] = { |
| { (u_char *) "GET", (uint32_t) ~NGX_HTTP_GET }, |
| { (u_char *) "HEAD", (uint32_t) ~NGX_HTTP_HEAD }, |
| { (u_char *) "POST", (uint32_t) ~NGX_HTTP_POST }, |
| { (u_char *) "PUT", (uint32_t) ~NGX_HTTP_PUT }, |
| { (u_char *) "DELETE", (uint32_t) ~NGX_HTTP_DELETE }, |
| { (u_char *) "MKCOL", (uint32_t) ~NGX_HTTP_MKCOL }, |
| { (u_char *) "COPY", (uint32_t) ~NGX_HTTP_COPY }, |
| { (u_char *) "MOVE", (uint32_t) ~NGX_HTTP_MOVE }, |
| { (u_char *) "OPTIONS", (uint32_t) ~NGX_HTTP_OPTIONS }, |
| { (u_char *) "PROPFIND" , (uint32_t) ~NGX_HTTP_PROPFIND }, |
| { (u_char *) "PROPPATCH", (uint32_t) ~NGX_HTTP_PROPPATCH }, |
| { (u_char *) "LOCK", (uint32_t) ~NGX_HTTP_LOCK }, |
| { (u_char *) "UNLOCK", (uint32_t) ~NGX_HTTP_UNLOCK }, |
| { NULL, 0 } |
| }; |
| |
| |
| static char * |
| ngx_http_core_limit_except(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *pclcf = conf; |
| |
| char *rv; |
| void *mconf; |
| ngx_str_t *value; |
| ngx_uint_t i; |
| ngx_conf_t save; |
| ngx_http_module_t *module; |
| ngx_http_conf_ctx_t *ctx, *pctx; |
| ngx_http_method_name_t *name; |
| ngx_http_core_loc_conf_t *clcf; |
| |
| if (pclcf->limit_except) { |
| return "duplicate"; |
| } |
| |
| pclcf->limit_except = 0xffffffff; |
| |
| value = cf->args->elts; |
| |
| for (i = 1; i < cf->args->nelts; i++) { |
| for (name = ngx_methods_names; name->name; name++) { |
| |
| if (ngx_strcasecmp(value[i].data, name->name) == 0) { |
| pclcf->limit_except &= name->method; |
| goto next; |
| } |
| } |
| |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid method \"%V\"", &value[i]); |
| return NGX_CONF_ERROR; |
| |
| next: |
| continue; |
| } |
| |
| if (!(pclcf->limit_except & NGX_HTTP_GET)) { |
| pclcf->limit_except &= (uint32_t) ~NGX_HTTP_HEAD; |
| } |
| |
| ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)); |
| if (ctx == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| pctx = cf->ctx; |
| ctx->main_conf = pctx->main_conf; |
| ctx->srv_conf = pctx->srv_conf; |
| |
| ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module); |
| if (ctx->loc_conf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| for (i = 0; ngx_modules[i]; i++) { |
| if (ngx_modules[i]->type != NGX_HTTP_MODULE) { |
| continue; |
| } |
| |
| module = ngx_modules[i]->ctx; |
| |
| if (module->create_loc_conf) { |
| |
| mconf = module->create_loc_conf(cf); |
| if (mconf == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| ctx->loc_conf[ngx_modules[i]->ctx_index] = mconf; |
| } |
| } |
| |
| |
| clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; |
| pclcf->limit_except_loc_conf = ctx->loc_conf; |
| clcf->loc_conf = ctx->loc_conf; |
| clcf->name = pclcf->name; |
| clcf->noname = 1; |
| |
| if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) { |
| return NGX_CONF_ERROR; |
| } |
| |
| save = *cf; |
| cf->ctx = ctx; |
| cf->cmd_type = NGX_HTTP_LMT_CONF; |
| |
| rv = ngx_conf_parse(cf, NULL); |
| |
| *cf = save; |
| |
| return rv; |
| } |
| |
| |
| static char * |
| ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *clcf = conf; |
| |
| ngx_str_t *value; |
| |
| if (clcf->directio != NGX_CONF_UNSET) { |
| return "is duplicate"; |
| } |
| |
| value = cf->args->elts; |
| |
| if (ngx_strcmp(value[1].data, "off") == 0) { |
| clcf->directio = NGX_MAX_OFF_T_VALUE; |
| return NGX_CONF_OK; |
| } |
| |
| clcf->directio = ngx_parse_offset(&value[1]); |
| if (clcf->directio == (off_t) NGX_ERROR) { |
| return "invalid value"; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| u_char *args; |
| ngx_int_t overwrite; |
| ngx_str_t *value, uri; |
| ngx_uint_t i, n, nvar; |
| ngx_array_t *uri_lengths, *uri_values; |
| ngx_http_err_page_t *err; |
| ngx_http_script_compile_t sc; |
| |
| if (lcf->error_pages == NULL) { |
| lcf->error_pages = ngx_array_create(cf->pool, 4, |
| sizeof(ngx_http_err_page_t)); |
| if (lcf->error_pages == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| value = cf->args->elts; |
| |
| i = cf->args->nelts - 2; |
| |
| if (value[i].data[0] == '=') { |
| if (i == 1) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid value \"%V\"", &value[i]); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (value[i].len > 1) { |
| overwrite = ngx_atoi(&value[i].data[1], value[i].len - 1); |
| |
| if (overwrite == NGX_ERROR) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid value \"%V\"", &value[i]); |
| return NGX_CONF_ERROR; |
| } |
| |
| } else { |
| overwrite = 0; |
| } |
| |
| n = 2; |
| |
| } else { |
| overwrite = -1; |
| n = 1; |
| } |
| |
| uri = value[cf->args->nelts - 1]; |
| uri_lengths = NULL; |
| uri_values = NULL; |
| |
| nvar = ngx_http_script_variables_count(&uri); |
| |
| if (nvar) { |
| ngx_memzero(&sc, sizeof(ngx_http_script_compile_t)); |
| |
| sc.cf = cf; |
| sc.source = &uri; |
| sc.lengths = &uri_lengths; |
| sc.values = &uri_values; |
| sc.variables = nvar; |
| sc.complete_lengths = 1; |
| sc.complete_values = 1; |
| |
| if (ngx_http_script_compile(&sc) != NGX_OK) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| args = (u_char *) ngx_strchr(uri.data, '?'); |
| |
| for (i = 1; i < cf->args->nelts - n; i++) { |
| err = ngx_array_push(lcf->error_pages); |
| if (err == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| err->status = ngx_atoi(value[i].data, value[i].len); |
| |
| if (err->status == NGX_ERROR || err->status == 499) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid value \"%V\"", &value[i]); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (err->status < 400 || err->status > 599) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "value \"%V\" must be between 400 and 599", |
| &value[i]); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (overwrite >= 0) { |
| err->overwrite = overwrite; |
| |
| } else { |
| switch (err->status) { |
| case NGX_HTTP_TO_HTTPS: |
| case NGX_HTTPS_CERT_ERROR: |
| case NGX_HTTPS_NO_CERT: |
| err->overwrite = NGX_HTTP_BAD_REQUEST; |
| break; |
| |
| default: |
| err->overwrite = err->status; |
| break; |
| } |
| } |
| |
| if (args) { |
| err->uri.len = args - uri.data; |
| err->uri.data = uri.data; |
| args++; |
| err->args.len = (uri.data + uri.len) - args; |
| err->args.data = args; |
| |
| } else { |
| err->uri = uri; |
| err->args.len = 0; |
| err->args.data = NULL; |
| } |
| |
| err->uri_lengths = uri_lengths; |
| err->uri_values = uri_values; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| time_t inactive; |
| ngx_str_t *value, s; |
| ngx_int_t max; |
| ngx_uint_t i; |
| |
| if (lcf->open_file_cache != NGX_CONF_UNSET_PTR) { |
| return "is duplicate"; |
| } |
| |
| value = cf->args->elts; |
| |
| max = 0; |
| inactive = 60; |
| |
| for (i = 1; i < cf->args->nelts; i++) { |
| |
| if (ngx_strncmp(value[i].data, "max=", 4) == 0) { |
| |
| max = ngx_atoi(value[i].data + 4, value[i].len - 4); |
| if (max == NGX_ERROR) { |
| goto failed; |
| } |
| |
| continue; |
| } |
| |
| if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
| |
| s.len = value[i].len - 9; |
| s.data = value[i].data + 9; |
| |
| inactive = ngx_parse_time(&s, 1); |
| if (inactive < 0) { |
| goto failed; |
| } |
| |
| continue; |
| } |
| |
| if (ngx_strcmp(value[i].data, "off") == 0) { |
| |
| lcf->open_file_cache = NULL; |
| |
| continue; |
| } |
| |
| failed: |
| |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "invalid \"open_file_cache\" parameter \"%V\"", |
| &value[i]); |
| return NGX_CONF_ERROR; |
| } |
| |
| if (lcf->open_file_cache == NULL) { |
| return NGX_CONF_OK; |
| } |
| |
| if (max == 0) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"open_file_cache\" must have \"max\" parameter"); |
| return NGX_CONF_ERROR; |
| } |
| |
| lcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive); |
| if (lcf->open_file_cache) { |
| return NGX_CONF_OK; |
| } |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| |
| static char * |
| ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| lcf->err_log = ngx_log_create_errlog(cf->cycle, cf->args); |
| if (lcf->err_log == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| return ngx_set_error_log_levels(cf, lcf->err_log); |
| } |
| |
| |
| static char * |
| ngx_http_core_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| ngx_str_t *value; |
| |
| if (lcf->keepalive_timeout != NGX_CONF_UNSET_MSEC) { |
| return "is duplicate"; |
| } |
| |
| value = cf->args->elts; |
| |
| lcf->keepalive_timeout = ngx_parse_time(&value[1], 0); |
| |
| if (lcf->keepalive_timeout == (ngx_msec_t) NGX_ERROR) { |
| return "invalid value"; |
| } |
| |
| if (lcf->keepalive_timeout == (ngx_msec_t) NGX_PARSE_LARGE_TIME) { |
| return "value must be less than 597 hours"; |
| } |
| |
| if (cf->args->nelts == 2) { |
| return NGX_CONF_OK; |
| } |
| |
| lcf->keepalive_header = ngx_parse_time(&value[2], 1); |
| |
| if (lcf->keepalive_header == NGX_ERROR) { |
| return "invalid value"; |
| } |
| |
| if (lcf->keepalive_header == NGX_PARSE_LARGE_TIME) { |
| return "value must be less than 68 years"; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *lcf = conf; |
| |
| if (lcf->internal != NGX_CONF_UNSET) { |
| return "is duplicate"; |
| } |
| |
| lcf->internal = 1; |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| ngx_http_core_loc_conf_t *clcf = conf; |
| |
| ngx_url_t u; |
| ngx_str_t *value; |
| |
| if (clcf->resolver) { |
| return "is duplicate"; |
| } |
| |
| value = cf->args->elts; |
| |
| ngx_memzero(&u, sizeof(ngx_url_t)); |
| |
| u.host = value[1]; |
| u.port = 53; |
| |
| if (ngx_inet_resolve_host(cf->pool, &u) != NGX_OK) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V: %s", &u.host, u.err); |
| return NGX_CONF_ERROR; |
| } |
| |
| clcf->resolver = ngx_resolver_create(cf, &u.addrs[0]); |
| if (clcf->resolver == NULL) { |
| return NGX_OK; |
| } |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| #if (NGX_HTTP_GZIP) |
| |
| static char * |
| ngx_http_gzip_disable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
| { |
| #if (NGX_PCRE) |
| ngx_http_core_loc_conf_t *clcf = conf; |
| |
| ngx_str_t err, *value; |
| ngx_uint_t i; |
| ngx_regex_elt_t *re; |
| u_char errstr[NGX_MAX_CONF_ERRSTR]; |
| |
| if (clcf->gzip_disable == NGX_CONF_UNSET_PTR) { |
| clcf->gzip_disable = ngx_array_create(cf->pool, 2, |
| sizeof(ngx_regex_elt_t)); |
| if (clcf->gzip_disable == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| } |
| |
| value = cf->args->elts; |
| |
| err.len = NGX_MAX_CONF_ERRSTR; |
| err.data = errstr; |
| |
| for (i = 1; i < cf->args->nelts; i++) { |
| |
| re = ngx_array_push(clcf->gzip_disable); |
| if (re == NULL) { |
| return NGX_CONF_ERROR; |
| } |
| |
| re->regex = ngx_regex_compile(&value[i], NGX_REGEX_CASELESS, cf->pool, |
| &err); |
| |
| if (re->regex == NULL) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data); |
| return NGX_CONF_ERROR; |
| } |
| |
| re->name = value[i].data; |
| } |
| |
| return NGX_CONF_OK; |
| |
| #else |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"gzip_disable\" requires PCRE library"); |
| |
| return NGX_CONF_ERROR; |
| #endif |
| } |
| |
| #endif |
| |
| |
| static char * |
| ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data) |
| { |
| #if (NGX_FREEBSD) |
| ssize_t *np = data; |
| |
| if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "\"send_lowat\" must be less than %d " |
| "(sysctl net.inet.tcp.sendspace)", |
| ngx_freebsd_net_inet_tcp_sendspace); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| #elif !(NGX_HAVE_SO_SNDLOWAT) |
| ssize_t *np = data; |
| |
| ngx_conf_log_error(NGX_LOG_WARN, cf, 0, |
| "\"send_lowat\" is not supported, ignored"); |
| |
| *np = 0; |
| |
| #endif |
| |
| return NGX_CONF_OK; |
| } |
| |
| |
| static char * |
| ngx_http_core_pool_size(ngx_conf_t *cf, void *post, void *data) |
| { |
| size_t *sp = data; |
| |
| if (*sp < NGX_MIN_POOL_SIZE) { |
| ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
| "pool must be no less than %uz", NGX_MIN_POOL_SIZE); |
| |
| return NGX_CONF_ERROR; |
| } |
| |
| return NGX_CONF_OK; |
| } |
