3 * Copyright (C) Igor Sysoev
7 #include <ngx_config.h>
15 } ngx_http_method_name_t;
18 #define NGX_HTTP_REQUEST_BODY_FILE_OFF 0
19 #define NGX_HTTP_REQUEST_BODY_FILE_ON 1
20 #define NGX_HTTP_REQUEST_BODY_FILE_CLEAN 2
23 static ngx_int_t ngx_http_core_find_location(ngx_http_request_t *r);
24 static ngx_int_t ngx_http_core_find_static_location(ngx_http_request_t *r,
25 ngx_http_location_tree_node_t *node);
27 static ngx_int_t ngx_http_core_preconfiguration(ngx_conf_t *cf);
28 static void *ngx_http_core_create_main_conf(ngx_conf_t *cf);
29 static char *ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf);
30 static void *ngx_http_core_create_srv_conf(ngx_conf_t *cf);
31 static char *ngx_http_core_merge_srv_conf(ngx_conf_t *cf,
32 void *parent, void *child);
33 static void *ngx_http_core_create_loc_conf(ngx_conf_t *cf);
34 static char *ngx_http_core_merge_loc_conf(ngx_conf_t *cf,
35 void *parent, void *child);
37 static char *ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd,
39 static char *ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd,
41 static ngx_int_t ngx_http_core_regex_location(ngx_conf_t *cf,
42 ngx_http_core_loc_conf_t *clcf, ngx_str_t *regex, ngx_uint_t caseless);
44 static char *ngx_http_core_types(ngx_conf_t *cf, ngx_command_t *cmd,
46 static char *ngx_http_core_type(ngx_conf_t *cf, ngx_command_t *dummy,
49 static char *ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd,
51 static char *ngx_http_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd,
53 static char *ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf);
54 static char *ngx_http_core_limit_except(ngx_conf_t *cf, ngx_command_t *cmd,
56 static char *ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd,
58 static char *ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd,
60 static char *ngx_http_core_try_files(ngx_conf_t *cf, ngx_command_t *cmd,
62 static char *ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd,
64 static char *ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd,
66 static char *ngx_http_core_keepalive(ngx_conf_t *cf, ngx_command_t *cmd,
68 static char *ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd,
70 static char *ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd,
73 static char *ngx_http_gzip_disable(ngx_conf_t *cf, ngx_command_t *cmd,
77 static char *ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data);
78 static char *ngx_http_core_pool_size(ngx_conf_t *cf, void *post, void *data);
80 static ngx_conf_post_t ngx_http_core_lowat_post =
81 { ngx_http_core_lowat_check };
83 static ngx_conf_post_handler_pt ngx_http_core_pool_size_p =
84 ngx_http_core_pool_size;
86 static ngx_conf_deprecated_t ngx_conf_deprecated_optimize_server_names = {
87 ngx_conf_deprecated, "optimize_server_names", "server_name_in_redirect"
90 static ngx_conf_deprecated_t ngx_conf_deprecated_open_file_cache_retest = {
91 ngx_conf_deprecated, "open_file_cache_retest", "open_file_cache_valid"
94 static ngx_conf_deprecated_t ngx_conf_deprecated_satisfy_any = {
95 ngx_conf_deprecated, "satisfy_any", "satisfy"
99 static ngx_conf_enum_t ngx_http_core_request_body_in_file[] = {
100 { ngx_string("off"), NGX_HTTP_REQUEST_BODY_FILE_OFF },
101 { ngx_string("on"), NGX_HTTP_REQUEST_BODY_FILE_ON },
102 { ngx_string("clean"), NGX_HTTP_REQUEST_BODY_FILE_CLEAN },
103 { ngx_null_string, 0 }
107 static ngx_conf_enum_t ngx_http_core_satisfy[] = {
108 { ngx_string("all"), NGX_HTTP_SATISFY_ALL },
109 { ngx_string("any"), NGX_HTTP_SATISFY_ANY },
110 { ngx_null_string, 0 }
114 static ngx_conf_enum_t ngx_http_core_if_modified_since[] = {
115 { ngx_string("off"), NGX_HTTP_IMS_OFF },
116 { ngx_string("exact"), NGX_HTTP_IMS_EXACT },
117 { ngx_string("before"), NGX_HTTP_IMS_BEFORE },
118 { ngx_null_string, 0 }
124 static ngx_conf_enum_t ngx_http_gzip_http_version[] = {
125 { ngx_string("1.0"), NGX_HTTP_VERSION_10 },
126 { ngx_string("1.1"), NGX_HTTP_VERSION_11 },
127 { ngx_null_string, 0 }
131 static ngx_conf_bitmask_t ngx_http_gzip_proxied_mask[] = {
132 { ngx_string("off"), NGX_HTTP_GZIP_PROXIED_OFF },
133 { ngx_string("expired"), NGX_HTTP_GZIP_PROXIED_EXPIRED },
134 { ngx_string("no-cache"), NGX_HTTP_GZIP_PROXIED_NO_CACHE },
135 { ngx_string("no-store"), NGX_HTTP_GZIP_PROXIED_NO_STORE },
136 { ngx_string("private"), NGX_HTTP_GZIP_PROXIED_PRIVATE },
137 { ngx_string("no_last_modified"), NGX_HTTP_GZIP_PROXIED_NO_LM },
138 { ngx_string("no_etag"), NGX_HTTP_GZIP_PROXIED_NO_ETAG },
139 { ngx_string("auth"), NGX_HTTP_GZIP_PROXIED_AUTH },
140 { ngx_string("any"), NGX_HTTP_GZIP_PROXIED_ANY },
141 { ngx_null_string, 0 }
145 static ngx_str_t ngx_http_gzip_no_cache = ngx_string("no-cache");
146 static ngx_str_t ngx_http_gzip_no_store = ngx_string("no-store");
147 static ngx_str_t ngx_http_gzip_private = ngx_string("private");
152 static ngx_command_t ngx_http_core_commands[] = {
154 { ngx_string("variables_hash_max_size"),
155 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
156 ngx_conf_set_num_slot,
157 NGX_HTTP_MAIN_CONF_OFFSET,
158 offsetof(ngx_http_core_main_conf_t, variables_hash_max_size),
161 { ngx_string("variables_hash_bucket_size"),
162 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
163 ngx_conf_set_num_slot,
164 NGX_HTTP_MAIN_CONF_OFFSET,
165 offsetof(ngx_http_core_main_conf_t, variables_hash_bucket_size),
168 { ngx_string("server_names_hash_max_size"),
169 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
170 ngx_conf_set_num_slot,
171 NGX_HTTP_MAIN_CONF_OFFSET,
172 offsetof(ngx_http_core_main_conf_t, server_names_hash_max_size),
175 { ngx_string("server_names_hash_bucket_size"),
176 NGX_HTTP_MAIN_CONF|NGX_CONF_TAKE1,
177 ngx_conf_set_num_slot,
178 NGX_HTTP_MAIN_CONF_OFFSET,
179 offsetof(ngx_http_core_main_conf_t, server_names_hash_bucket_size),
182 { ngx_string("server"),
183 NGX_HTTP_MAIN_CONF|NGX_CONF_BLOCK|NGX_CONF_MULTI|NGX_CONF_NOARGS,
184 ngx_http_core_server,
189 { ngx_string("connection_pool_size"),
190 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
191 ngx_conf_set_size_slot,
192 NGX_HTTP_SRV_CONF_OFFSET,
193 offsetof(ngx_http_core_srv_conf_t, connection_pool_size),
194 &ngx_http_core_pool_size_p },
196 { ngx_string("request_pool_size"),
197 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
198 ngx_conf_set_size_slot,
199 NGX_HTTP_SRV_CONF_OFFSET,
200 offsetof(ngx_http_core_srv_conf_t, request_pool_size),
201 &ngx_http_core_pool_size_p },
203 { ngx_string("client_header_timeout"),
204 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
205 ngx_conf_set_msec_slot,
206 NGX_HTTP_SRV_CONF_OFFSET,
207 offsetof(ngx_http_core_srv_conf_t, client_header_timeout),
210 { ngx_string("client_header_buffer_size"),
211 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE1,
212 ngx_conf_set_size_slot,
213 NGX_HTTP_SRV_CONF_OFFSET,
214 offsetof(ngx_http_core_srv_conf_t, client_header_buffer_size),
217 { ngx_string("large_client_header_buffers"),
218 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_TAKE2,
219 ngx_conf_set_bufs_slot,
220 NGX_HTTP_SRV_CONF_OFFSET,
221 offsetof(ngx_http_core_srv_conf_t, large_client_header_buffers),
224 { ngx_string("optimize_server_names"),
225 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
226 ngx_conf_set_flag_slot,
227 NGX_HTTP_LOC_CONF_OFFSET,
228 offsetof(ngx_http_core_loc_conf_t, server_name_in_redirect),
229 &ngx_conf_deprecated_optimize_server_names },
231 { ngx_string("ignore_invalid_headers"),
232 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
233 ngx_conf_set_flag_slot,
234 NGX_HTTP_SRV_CONF_OFFSET,
235 offsetof(ngx_http_core_srv_conf_t, ignore_invalid_headers),
238 { ngx_string("merge_slashes"),
239 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
240 ngx_conf_set_flag_slot,
241 NGX_HTTP_SRV_CONF_OFFSET,
242 offsetof(ngx_http_core_srv_conf_t, merge_slashes),
245 { ngx_string("underscores_in_headers"),
246 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_CONF_FLAG,
247 ngx_conf_set_flag_slot,
248 NGX_HTTP_SRV_CONF_OFFSET,
249 offsetof(ngx_http_core_srv_conf_t, underscores_in_headers),
252 { ngx_string("location"),
253 NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12,
254 ngx_http_core_location,
255 NGX_HTTP_SRV_CONF_OFFSET,
259 { ngx_string("listen"),
260 NGX_HTTP_SRV_CONF|NGX_CONF_1MORE,
261 ngx_http_core_listen,
262 NGX_HTTP_SRV_CONF_OFFSET,
266 { ngx_string("server_name"),
267 NGX_HTTP_SRV_CONF|NGX_CONF_1MORE,
268 ngx_http_core_server_name,
269 NGX_HTTP_SRV_CONF_OFFSET,
273 { ngx_string("types_hash_max_size"),
274 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
275 ngx_conf_set_num_slot,
276 NGX_HTTP_LOC_CONF_OFFSET,
277 offsetof(ngx_http_core_loc_conf_t, types_hash_max_size),
280 { ngx_string("types_hash_bucket_size"),
281 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
282 ngx_conf_set_num_slot,
283 NGX_HTTP_LOC_CONF_OFFSET,
284 offsetof(ngx_http_core_loc_conf_t, types_hash_bucket_size),
287 { ngx_string("types"),
288 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF
289 |NGX_CONF_BLOCK|NGX_CONF_NOARGS,
291 NGX_HTTP_LOC_CONF_OFFSET,
295 { ngx_string("default_type"),
296 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
297 ngx_conf_set_str_slot,
298 NGX_HTTP_LOC_CONF_OFFSET,
299 offsetof(ngx_http_core_loc_conf_t, default_type),
302 { ngx_string("root"),
303 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
306 NGX_HTTP_LOC_CONF_OFFSET,
310 { ngx_string("alias"),
311 NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
313 NGX_HTTP_LOC_CONF_OFFSET,
317 { ngx_string("limit_except"),
318 NGX_HTTP_LOC_CONF|NGX_CONF_BLOCK|NGX_CONF_1MORE,
319 ngx_http_core_limit_except,
320 NGX_HTTP_LOC_CONF_OFFSET,
324 { ngx_string("client_max_body_size"),
325 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
326 ngx_conf_set_off_slot,
327 NGX_HTTP_LOC_CONF_OFFSET,
328 offsetof(ngx_http_core_loc_conf_t, client_max_body_size),
331 { ngx_string("client_body_buffer_size"),
332 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
333 ngx_conf_set_size_slot,
334 NGX_HTTP_LOC_CONF_OFFSET,
335 offsetof(ngx_http_core_loc_conf_t, client_body_buffer_size),
338 { ngx_string("client_body_timeout"),
339 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
340 ngx_conf_set_msec_slot,
341 NGX_HTTP_LOC_CONF_OFFSET,
342 offsetof(ngx_http_core_loc_conf_t, client_body_timeout),
345 { ngx_string("client_body_temp_path"),
346 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1234,
347 ngx_conf_set_path_slot,
348 NGX_HTTP_LOC_CONF_OFFSET,
349 offsetof(ngx_http_core_loc_conf_t, client_body_temp_path),
350 (void *) ngx_garbage_collector_temp_handler },
352 { ngx_string("client_body_in_file_only"),
353 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
354 ngx_conf_set_enum_slot,
355 NGX_HTTP_LOC_CONF_OFFSET,
356 offsetof(ngx_http_core_loc_conf_t, client_body_in_file_only),
357 &ngx_http_core_request_body_in_file },
359 { ngx_string("sendfile"),
360 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
362 ngx_conf_set_flag_slot,
363 NGX_HTTP_LOC_CONF_OFFSET,
364 offsetof(ngx_http_core_loc_conf_t, sendfile),
367 { ngx_string("sendfile_max_chunk"),
368 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
369 ngx_conf_set_size_slot,
370 NGX_HTTP_LOC_CONF_OFFSET,
371 offsetof(ngx_http_core_loc_conf_t, sendfile_max_chunk),
374 { ngx_string("directio"),
375 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
376 ngx_http_core_directio,
377 NGX_HTTP_LOC_CONF_OFFSET,
381 { ngx_string("tcp_nopush"),
382 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
383 ngx_conf_set_flag_slot,
384 NGX_HTTP_LOC_CONF_OFFSET,
385 offsetof(ngx_http_core_loc_conf_t, tcp_nopush),
388 { ngx_string("tcp_nodelay"),
389 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
390 ngx_conf_set_flag_slot,
391 NGX_HTTP_LOC_CONF_OFFSET,
392 offsetof(ngx_http_core_loc_conf_t, tcp_nodelay),
395 { ngx_string("send_timeout"),
396 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
397 ngx_conf_set_msec_slot,
398 NGX_HTTP_LOC_CONF_OFFSET,
399 offsetof(ngx_http_core_loc_conf_t, send_timeout),
402 { ngx_string("send_lowat"),
403 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
404 ngx_conf_set_size_slot,
405 NGX_HTTP_LOC_CONF_OFFSET,
406 offsetof(ngx_http_core_loc_conf_t, send_lowat),
407 &ngx_http_core_lowat_post },
409 { ngx_string("postpone_output"),
410 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
411 ngx_conf_set_size_slot,
412 NGX_HTTP_LOC_CONF_OFFSET,
413 offsetof(ngx_http_core_loc_conf_t, postpone_output),
416 { ngx_string("limit_rate"),
417 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
419 ngx_conf_set_size_slot,
420 NGX_HTTP_LOC_CONF_OFFSET,
421 offsetof(ngx_http_core_loc_conf_t, limit_rate),
424 { ngx_string("keepalive_timeout"),
425 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12,
426 ngx_http_core_keepalive,
427 NGX_HTTP_LOC_CONF_OFFSET,
431 { ngx_string("satisfy"),
432 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
433 ngx_conf_set_enum_slot,
434 NGX_HTTP_LOC_CONF_OFFSET,
435 offsetof(ngx_http_core_loc_conf_t, satisfy),
436 &ngx_http_core_satisfy },
438 { ngx_string("satisfy_any"),
439 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
440 ngx_conf_set_flag_slot,
441 NGX_HTTP_LOC_CONF_OFFSET,
442 offsetof(ngx_http_core_loc_conf_t, satisfy),
443 &ngx_conf_deprecated_satisfy_any },
445 { ngx_string("internal"),
446 NGX_HTTP_LOC_CONF|NGX_CONF_NOARGS,
447 ngx_http_core_internal,
448 NGX_HTTP_LOC_CONF_OFFSET,
452 { ngx_string("lingering_time"),
453 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
454 ngx_conf_set_msec_slot,
455 NGX_HTTP_LOC_CONF_OFFSET,
456 offsetof(ngx_http_core_loc_conf_t, lingering_time),
459 { ngx_string("lingering_timeout"),
460 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
461 ngx_conf_set_msec_slot,
462 NGX_HTTP_LOC_CONF_OFFSET,
463 offsetof(ngx_http_core_loc_conf_t, lingering_timeout),
466 { ngx_string("reset_timedout_connection"),
467 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
468 ngx_conf_set_flag_slot,
469 NGX_HTTP_LOC_CONF_OFFSET,
470 offsetof(ngx_http_core_loc_conf_t, reset_timedout_connection),
473 { ngx_string("server_name_in_redirect"),
474 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
475 ngx_conf_set_flag_slot,
476 NGX_HTTP_LOC_CONF_OFFSET,
477 offsetof(ngx_http_core_loc_conf_t, server_name_in_redirect),
480 { ngx_string("port_in_redirect"),
481 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
482 ngx_conf_set_flag_slot,
483 NGX_HTTP_LOC_CONF_OFFSET,
484 offsetof(ngx_http_core_loc_conf_t, port_in_redirect),
487 { ngx_string("msie_padding"),
488 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
489 ngx_conf_set_flag_slot,
490 NGX_HTTP_LOC_CONF_OFFSET,
491 offsetof(ngx_http_core_loc_conf_t, msie_padding),
494 { ngx_string("msie_refresh"),
495 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
496 ngx_conf_set_flag_slot,
497 NGX_HTTP_LOC_CONF_OFFSET,
498 offsetof(ngx_http_core_loc_conf_t, msie_refresh),
501 { ngx_string("log_not_found"),
502 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
503 ngx_conf_set_flag_slot,
504 NGX_HTTP_LOC_CONF_OFFSET,
505 offsetof(ngx_http_core_loc_conf_t, log_not_found),
508 { ngx_string("log_subrequest"),
509 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
510 ngx_conf_set_flag_slot,
511 NGX_HTTP_LOC_CONF_OFFSET,
512 offsetof(ngx_http_core_loc_conf_t, log_subrequest),
515 { ngx_string("recursive_error_pages"),
516 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
517 ngx_conf_set_flag_slot,
518 NGX_HTTP_LOC_CONF_OFFSET,
519 offsetof(ngx_http_core_loc_conf_t, recursive_error_pages),
522 { ngx_string("server_tokens"),
523 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
524 ngx_conf_set_flag_slot,
525 NGX_HTTP_LOC_CONF_OFFSET,
526 offsetof(ngx_http_core_loc_conf_t, server_tokens),
529 { ngx_string("if_modified_since"),
530 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
531 ngx_conf_set_enum_slot,
532 NGX_HTTP_LOC_CONF_OFFSET,
533 offsetof(ngx_http_core_loc_conf_t, if_modified_since),
534 &ngx_http_core_if_modified_since },
536 { ngx_string("error_page"),
537 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
539 ngx_http_core_error_page,
540 NGX_HTTP_LOC_CONF_OFFSET,
544 { ngx_string("try_files"),
545 NGX_HTTP_LOC_CONF|NGX_CONF_2MORE,
546 ngx_http_core_try_files,
547 NGX_HTTP_LOC_CONF_OFFSET,
551 { ngx_string("post_action"),
552 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_HTTP_LIF_CONF
554 ngx_conf_set_str_slot,
555 NGX_HTTP_LOC_CONF_OFFSET,
556 offsetof(ngx_http_core_loc_conf_t, post_action),
559 { ngx_string("error_log"),
560 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
561 ngx_http_core_error_log,
562 NGX_HTTP_LOC_CONF_OFFSET,
566 { ngx_string("open_file_cache"),
567 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE12,
568 ngx_http_core_open_file_cache,
569 NGX_HTTP_LOC_CONF_OFFSET,
570 offsetof(ngx_http_core_loc_conf_t, open_file_cache),
573 { ngx_string("open_file_cache_valid"),
574 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
575 ngx_conf_set_sec_slot,
576 NGX_HTTP_LOC_CONF_OFFSET,
577 offsetof(ngx_http_core_loc_conf_t, open_file_cache_valid),
580 { ngx_string("open_file_cache_retest"),
581 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
582 ngx_conf_set_sec_slot,
583 NGX_HTTP_LOC_CONF_OFFSET,
584 offsetof(ngx_http_core_loc_conf_t, open_file_cache_valid),
585 &ngx_conf_deprecated_open_file_cache_retest },
587 { ngx_string("open_file_cache_min_uses"),
588 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
589 ngx_conf_set_num_slot,
590 NGX_HTTP_LOC_CONF_OFFSET,
591 offsetof(ngx_http_core_loc_conf_t, open_file_cache_min_uses),
594 { ngx_string("open_file_cache_errors"),
595 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
596 ngx_conf_set_flag_slot,
597 NGX_HTTP_LOC_CONF_OFFSET,
598 offsetof(ngx_http_core_loc_conf_t, open_file_cache_errors),
601 { ngx_string("open_file_cache_events"),
602 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
603 ngx_conf_set_flag_slot,
604 NGX_HTTP_LOC_CONF_OFFSET,
605 offsetof(ngx_http_core_loc_conf_t, open_file_cache_events),
608 { ngx_string("resolver"),
609 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
610 ngx_http_core_resolver,
611 NGX_HTTP_LOC_CONF_OFFSET,
615 { ngx_string("resolver_timeout"),
616 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
617 ngx_conf_set_msec_slot,
618 NGX_HTTP_LOC_CONF_OFFSET,
619 offsetof(ngx_http_core_loc_conf_t, resolver_timeout),
624 { ngx_string("gzip_vary"),
625 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_FLAG,
626 ngx_conf_set_flag_slot,
627 NGX_HTTP_LOC_CONF_OFFSET,
628 offsetof(ngx_http_core_loc_conf_t, gzip_vary),
631 { ngx_string("gzip_http_version"),
632 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_TAKE1,
633 ngx_conf_set_enum_slot,
634 NGX_HTTP_LOC_CONF_OFFSET,
635 offsetof(ngx_http_core_loc_conf_t, gzip_http_version),
636 &ngx_http_gzip_http_version },
638 { ngx_string("gzip_proxied"),
639 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
640 ngx_conf_set_bitmask_slot,
641 NGX_HTTP_LOC_CONF_OFFSET,
642 offsetof(ngx_http_core_loc_conf_t, gzip_proxied),
643 &ngx_http_gzip_proxied_mask },
645 { ngx_string("gzip_disable"),
646 NGX_HTTP_MAIN_CONF|NGX_HTTP_SRV_CONF|NGX_HTTP_LOC_CONF|NGX_CONF_1MORE,
647 ngx_http_gzip_disable,
648 NGX_HTTP_LOC_CONF_OFFSET,
658 static ngx_http_module_t ngx_http_core_module_ctx = {
659 ngx_http_core_preconfiguration, /* preconfiguration */
660 NULL, /* postconfiguration */
662 ngx_http_core_create_main_conf, /* create main configuration */
663 ngx_http_core_init_main_conf, /* init main configuration */
665 ngx_http_core_create_srv_conf, /* create server configuration */
666 ngx_http_core_merge_srv_conf, /* merge server configuration */
668 ngx_http_core_create_loc_conf, /* create location configuration */
669 ngx_http_core_merge_loc_conf /* merge location configuration */
673 ngx_module_t ngx_http_core_module = {
675 &ngx_http_core_module_ctx, /* module context */
676 ngx_http_core_commands, /* module directives */
677 NGX_HTTP_MODULE, /* module type */
678 NULL, /* init master */
679 NULL, /* init module */
680 NULL, /* init process */
681 NULL, /* init thread */
682 NULL, /* exit thread */
683 NULL, /* exit process */
684 NULL, /* exit master */
685 NGX_MODULE_V1_PADDING
689 static ngx_str_t ngx_http_core_get_method = { 3, (u_char *) "GET " };
693 ngx_http_handler(ngx_http_request_t *r)
695 ngx_http_core_main_conf_t *cmcf;
697 r->connection->log->action = NULL;
699 r->connection->unexpected_eof = 0;
702 switch (r->headers_in.connection_type) {
704 if (r->http_version > NGX_HTTP_VERSION_10) {
711 case NGX_HTTP_CONNECTION_CLOSE:
715 case NGX_HTTP_CONNECTION_KEEP_ALIVE:
720 if (r->keepalive && r->headers_in.msie && r->method == NGX_HTTP_POST) {
723 * MSIE may wait for some time if an response for
724 * a POST request was sent over a keepalive connection
730 if (r->headers_in.content_length_n > 0) {
731 r->lingering_close = 1;
734 r->lingering_close = 0;
737 r->phase_handler = 0;
740 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module);
741 r->phase_handler = cmcf->phase_engine.server_rewrite_index;
744 if (r->unparsed_uri.len) {
745 r->valid_unparsed_uri = 1;
748 r->valid_location = 1;
751 r->write_event_handler = ngx_http_core_run_phases;
752 ngx_http_core_run_phases(r);
757 ngx_http_core_run_phases(ngx_http_request_t *r)
760 ngx_http_phase_handler_t *ph;
761 ngx_http_core_main_conf_t *cmcf;
763 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module);
765 ph = cmcf->phase_engine.handlers;
767 while (ph[r->phase_handler].checker) {
769 rc = ph[r->phase_handler].checker(r, &ph[r->phase_handler]);
779 ngx_http_core_generic_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph)
784 * generic phase checker,
785 * used by the post read, server rewrite, rewrite, and pre-access phases
788 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
789 "generic phase: %ui", r->phase_handler);
794 r->phase_handler = ph->next;
798 if (rc == NGX_DECLINED) {
803 if (rc == NGX_AGAIN || rc == NGX_DONE) {
807 /* rc == NGX_ERROR || rc == NGX_HTTP_... */
809 ngx_http_finalize_request(r, rc);
816 ngx_http_core_find_config_phase(ngx_http_request_t *r,
817 ngx_http_phase_handler_t *ph)
822 ngx_http_core_loc_conf_t *clcf;
824 r->content_handler = NULL;
827 rc = ngx_http_core_find_location(r);
829 if (rc == NGX_ERROR) {
830 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
834 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
836 if (!r->internal && clcf->internal) {
837 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND);
841 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
842 "using configuration \"%s%V\"",
843 (clcf->noname ? "*" : (clcf->exact_match ? "=" : "")),
846 ngx_http_update_location_config(r);
848 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
850 r->headers_in.content_length_n, clcf->client_max_body_size);
852 if (r->headers_in.content_length_n != -1
854 && clcf->client_max_body_size
855 && clcf->client_max_body_size < r->headers_in.content_length_n)
857 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
858 "client intended to send too large body: %O bytes",
859 r->headers_in.content_length_n);
861 ngx_http_finalize_request(r, NGX_HTTP_REQUEST_ENTITY_TOO_LARGE);
865 if (rc == NGX_DONE) {
866 r->headers_out.location = ngx_list_push(&r->headers_out.headers);
867 if (r->headers_out.location == NULL) {
868 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
873 * we do not need to set the r->headers_out.location->hash and
874 * r->headers_out.location->key fields
877 if (r->args.len == 0) {
878 r->headers_out.location->value = clcf->name;
881 len = clcf->name.len + 1 + r->args.len;
882 p = ngx_pnalloc(r->pool, len);
885 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
889 r->headers_out.location->value.len = len;
890 r->headers_out.location->value.data = p;
892 p = ngx_cpymem(p, clcf->name.data, clcf->name.len);
894 ngx_memcpy(p, r->args.data, r->args.len);
897 ngx_http_finalize_request(r, NGX_HTTP_MOVED_PERMANENTLY);
907 ngx_http_core_post_rewrite_phase(ngx_http_request_t *r,
908 ngx_http_phase_handler_t *ph)
910 ngx_http_core_srv_conf_t *cscf;
912 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
913 "post rewrite phase: %ui", r->phase_handler);
915 if (!r->uri_changed) {
920 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
921 "uri changes: %d", r->uri_changes);
924 * gcc before 3.3 compiles the broken code for
925 * if (r->uri_changes-- == 0)
926 * if the r->uri_changes is defined as
927 * unsigned uri_changes:4
932 if (r->uri_changes == 0) {
933 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
934 "rewrite or internal redirection cycle "
935 "while processing \"%V\"", &r->uri);
937 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
941 r->phase_handler = ph->next;
943 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
944 r->loc_conf = cscf->ctx->loc_conf;
951 ngx_http_core_access_phase(ngx_http_request_t *r, ngx_http_phase_handler_t *ph)
954 ngx_http_core_loc_conf_t *clcf;
957 r->phase_handler = ph->next;
961 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
962 "access phase: %ui", r->phase_handler);
966 if (rc == NGX_DECLINED) {
971 if (rc == NGX_AGAIN || rc == NGX_DONE) {
975 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
977 if (clcf->satisfy == NGX_HTTP_SATISFY_ALL) {
988 if (r->headers_out.www_authenticate) {
989 r->headers_out.www_authenticate->hash = 0;
992 r->phase_handler = ph->next;
996 if (rc == NGX_HTTP_FORBIDDEN || rc == NGX_HTTP_UNAUTHORIZED) {
1004 /* rc == NGX_ERROR || rc == NGX_HTTP_... */
1006 ngx_http_finalize_request(r, rc);
1012 ngx_http_core_post_access_phase(ngx_http_request_t *r,
1013 ngx_http_phase_handler_t *ph)
1015 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1016 "post access phase: %ui", r->phase_handler);
1018 if (r->access_code) {
1020 if (r->access_code == NGX_HTTP_FORBIDDEN) {
1021 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
1022 "access forbidden by rule");
1025 ngx_http_finalize_request(r, r->access_code);
1035 ngx_http_core_try_files_phase(ngx_http_request_t *r,
1036 ngx_http_phase_handler_t *ph)
1038 size_t len, root, alias, reserve, allocated;
1041 ngx_uint_t test_dir;
1042 ngx_http_try_file_t *tf;
1043 ngx_open_file_info_t of;
1044 ngx_http_script_code_pt code;
1045 ngx_http_script_engine_t e;
1046 ngx_http_core_loc_conf_t *clcf;
1047 ngx_http_script_len_code_pt lcode;
1049 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1050 "try files phase: %ui", r->phase_handler);
1052 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1054 if (clcf->try_files == NULL) {
1062 /* suppress MSVC warning */
1065 tf = clcf->try_files;
1067 alias = clcf->alias ? clcf->name.len : 0;
1072 ngx_memzero(&e, sizeof(ngx_http_script_engine_t));
1074 e.ip = tf->lengths->elts;
1077 /* 1 is for terminating '\0' as in static names */
1080 while (*(uintptr_t *) e.ip) {
1081 lcode = *(ngx_http_script_len_code_pt *) e.ip;
1089 reserve = len - r->uri.len;
1091 /* 16 bytes are preallocation */
1092 reserve = reserve < 16 ? 16 : reserve + 16;
1096 if (reserve > allocated) {
1098 /* we just need to allocate path and to copy a root */
1100 if (ngx_http_map_uri_to_path(r, &path, &root, reserve) == NULL) {
1101 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
1105 name = path.data + root;
1106 allocated = path.len - root - (r->uri.len - alias);
1109 if (tf->values == NULL) {
1111 /* tf->name.len includes the terminating '\0' */
1113 ngx_memcpy(name, tf->name.data, tf->name.len);
1115 path.len = (name + tf->name.len - 1) - path.data;
1118 e.ip = tf->values->elts;
1122 while (*(uintptr_t *) e.ip) {
1123 code = *(ngx_http_script_code_pt *) e.ip;
1124 code((ngx_http_script_engine_t *) &e);
1127 path.len = e.pos - path.data;
1131 if (alias && ngx_strncmp(name, clcf->name.data, alias) == 0) {
1132 ngx_memcpy(name, name + alias, len - alias);
1137 test_dir = tf->test_dir;
1141 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1142 "try to use file: \"%s\"", name);
1144 if (tf->lengths == NULL && tf->name.len == 0) {
1149 if (path.data[0] == '@') {
1150 (void) ngx_http_named_location(r, &path);
1153 (void) ngx_http_internal_redirect(r, &path, NULL);
1159 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
1161 of.directio = clcf->directio;
1162 of.valid = clcf->open_file_cache_valid;
1163 of.min_uses = clcf->open_file_cache_min_uses;
1164 of.errors = clcf->open_file_cache_errors;
1165 of.events = clcf->open_file_cache_events;
1167 if (ngx_open_cached_file(clcf->open_file_cache, &path, &of, r->pool)
1170 if (of.err != NGX_ENOENT && of.err != NGX_ENOTDIR) {
1171 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err,
1172 ngx_open_file_n " \"%s\" failed", path.data);
1178 if (of.is_dir && !test_dir) {
1189 r->uri.len = alias + path.len;
1190 r->uri.data = ngx_pnalloc(r->pool, r->uri.len);
1191 if (r->uri.data == NULL) {
1192 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
1196 p = ngx_copy(r->uri.data, clcf->name.data, alias);
1197 ngx_memcpy(p, name, path.len);
1200 if (ngx_http_set_exten(r) != NGX_OK) {
1201 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
1205 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1206 "try file uri: \"%V\"", &r->uri);
1217 ngx_http_core_content_phase(ngx_http_request_t *r,
1218 ngx_http_phase_handler_t *ph)
1224 if (r->content_handler) {
1225 r->write_event_handler = ngx_http_request_empty_handler;
1226 ngx_http_finalize_request(r, r->content_handler(r));
1230 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1231 "content phase: %ui", r->phase_handler);
1233 rc = ph->handler(r);
1235 if (rc == NGX_DONE) {
1239 if (rc != NGX_DECLINED) {
1240 ngx_http_finalize_request(r, rc);
1244 /* rc == NGX_DECLINED */
1253 /* no content handler was found */
1255 if (r->uri.data[r->uri.len - 1] == '/' && !r->zero_in_uri) {
1257 if (ngx_http_map_uri_to_path(r, &path, &root, 0) != NULL) {
1258 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
1259 "directory index of \"%s\" is forbidden", path.data);
1262 ngx_http_finalize_request(r, NGX_HTTP_FORBIDDEN);
1266 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0, "no handler found");
1268 ngx_http_finalize_request(r, NGX_HTTP_NOT_FOUND);
1274 ngx_http_update_location_config(ngx_http_request_t *r)
1276 ngx_http_core_loc_conf_t *clcf;
1278 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1280 if (r->method & clcf->limit_except) {
1281 r->loc_conf = clcf->limit_except_loc_conf;
1282 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1286 r->connection->log->file = clcf->err_log->file;
1288 if (!(r->connection->log->log_level & NGX_LOG_DEBUG_CONNECTION)) {
1289 r->connection->log->log_level = clcf->err_log->log_level;
1293 if ((ngx_io.flags & NGX_IO_SENDFILE) && clcf->sendfile) {
1294 r->connection->sendfile = 1;
1297 r->connection->sendfile = 0;
1300 if (clcf->client_body_in_file_only) {
1301 r->request_body_in_file_only = 1;
1302 r->request_body_in_persistent_file = 1;
1303 r->request_body_in_clean_file =
1304 clcf->client_body_in_file_only == NGX_HTTP_REQUEST_BODY_FILE_CLEAN;
1305 r->request_body_file_log_level = NGX_LOG_NOTICE;
1308 r->request_body_file_log_level = NGX_LOG_WARN;
1311 if (r->keepalive && clcf->keepalive_timeout == 0) {
1315 if (!clcf->tcp_nopush) {
1316 /* disable TCP_NOPUSH/TCP_CORK use */
1317 r->connection->tcp_nopush = NGX_TCP_NOPUSH_DISABLED;
1320 if (r->limit_rate == 0) {
1321 r->limit_rate = clcf->limit_rate;
1324 if (clcf->handler) {
1325 r->content_handler = clcf->handler;
1331 * NGX_OK - exact or regex match
1332 * NGX_DONE - auto redirect
1333 * NGX_AGAIN - inclusive match
1334 * NGX_ERROR - regex error
1335 * NGX_DECLINED - no match
1339 ngx_http_core_find_location(ngx_http_request_t *r)
1342 ngx_http_core_loc_conf_t *pclcf;
1346 ngx_http_core_loc_conf_t *clcf, **clcfp;
1351 pclcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1353 rc = ngx_http_core_find_static_location(r, pclcf->static_locations);
1355 if (rc == NGX_AGAIN) {
1358 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1360 noregex = clcf->noregex;
1363 /* look up nested locations */
1365 rc = ngx_http_core_find_location(r);
1368 if (rc == NGX_OK || rc == NGX_DONE) {
1372 /* rc == NGX_DECLINED or rc == NGX_AGAIN in nested location */
1376 if (noregex == 0 && pclcf->regex_locations) {
1378 for (clcfp = pclcf->regex_locations; *clcfp; clcfp++) {
1380 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1381 "test location: ~ \"%V\"", &(*clcfp)->name);
1383 n = ngx_regex_exec((*clcfp)->regex, &r->uri, NULL, 0);
1385 if (n == NGX_REGEX_NO_MATCHED) {
1390 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
1392 " failed: %d on \"%V\" using \"%V\"",
1393 n, &r->uri, &(*clcfp)->name);
1399 r->loc_conf = (*clcfp)->loc_conf;
1401 /* look up nested locations */
1403 rc = ngx_http_core_find_location(r);
1405 return (rc == NGX_ERROR) ? rc : NGX_OK;
1415 * NGX_OK - exact match
1416 * NGX_DONE - auto redirect
1417 * NGX_AGAIN - inclusive match
1418 * NGX_DECLINED - no match
1422 ngx_http_core_find_static_location(ngx_http_request_t *r,
1423 ngx_http_location_tree_node_t *node)
1440 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1441 "test location: \"%*s\"", node->len, node->name);
1443 n = (len <= (size_t) node->len) ? len : node->len;
1445 rc = ngx_filename_cmp(uri, node->name, n);
1448 node = (rc < 0) ? node->left : node->right;
1453 if (len > (size_t) node->len) {
1455 if (node->inclusive) {
1457 r->loc_conf = node->inclusive->loc_conf;
1474 if (len == (size_t) node->len) {
1476 r->loc_conf = (node->exact) ? node->exact->loc_conf:
1477 node->inclusive->loc_conf;
1481 /* len < node->len */
1483 if (len + 1 == (size_t) node->len && node->auto_redirect) {
1485 r->loc_conf = (node->exact) ? node->exact->loc_conf:
1486 node->inclusive->loc_conf;
1496 ngx_http_test_content_type(ngx_http_request_t *r, ngx_hash_t *types_hash)
1501 if (r->headers_out.content_type.len == 0) {
1505 if (r->headers_out.content_type_lowcase == NULL) {
1507 p = ngx_pnalloc(r->pool, r->headers_out.content_type_len);
1513 r->headers_out.content_type_lowcase = p;
1517 for (i = 0; i < r->headers_out.content_type_len; i++) {
1518 c = ngx_tolower(r->headers_out.content_type.data[i]);
1519 hash = ngx_hash(hash, c);
1523 r->headers_out.content_type_hash = hash;
1526 return ngx_hash_find(types_hash,
1527 r->headers_out.content_type_hash,
1528 r->headers_out.content_type_lowcase,
1529 r->headers_out.content_type_len);
1534 ngx_http_set_content_type(ngx_http_request_t *r)
1539 ngx_http_core_loc_conf_t *clcf;
1541 if (r->headers_out.content_type.len) {
1545 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1551 for (i = 0; i < r->exten.len; i++) {
1552 c = r->exten.data[i];
1554 if (c >= 'A' && c <= 'Z') {
1556 exten = ngx_pnalloc(r->pool, r->exten.len);
1557 if (exten == NULL) {
1558 return NGX_HTTP_INTERNAL_SERVER_ERROR;
1561 hash = ngx_hash_strlow(exten, r->exten.data, r->exten.len);
1563 r->exten.data = exten;
1568 hash = ngx_hash(hash, c);
1571 type = ngx_hash_find(&clcf->types_hash, hash,
1572 r->exten.data, r->exten.len);
1575 r->headers_out.content_type_len = type->len;
1576 r->headers_out.content_type = *type;
1582 r->headers_out.content_type_len = clcf->default_type.len;
1583 r->headers_out.content_type = clcf->default_type;
1590 ngx_http_set_exten(ngx_http_request_t *r)
1595 r->exten.data = NULL;
1597 for (i = r->uri.len - 1; i > 1; i--) {
1598 if (r->uri.data[i] == '.' && r->uri.data[i - 1] != '/') {
1600 r->exten.len = r->uri.len - i - 1;
1601 r->exten.data = &r->uri.data[i + 1];
1605 } else if (r->uri.data[i] == '/') {
1615 ngx_http_send_header(ngx_http_request_t *r)
1617 if (r->err_status) {
1618 r->headers_out.status = r->err_status;
1619 r->headers_out.status_line.len = 0;
1622 return ngx_http_top_header_filter(r);
1627 ngx_http_output_filter(ngx_http_request_t *r, ngx_chain_t *in)
1631 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
1632 "http output filter \"%V?%V\"", &r->uri, &r->args);
1634 rc = ngx_http_top_body_filter(r, in);
1636 if (rc == NGX_ERROR) {
1637 /* NGX_ERROR may be returned by any filter */
1638 r->connection->error = 1;
1646 ngx_http_map_uri_to_path(ngx_http_request_t *r, ngx_str_t *path,
1647 size_t *root_length, size_t reserved)
1651 ngx_http_core_loc_conf_t *clcf;
1653 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1655 alias = clcf->alias ? clcf->name.len : 0;
1657 if (alias && !r->valid_location) {
1658 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
1659 "\"alias\" could not be used in location \"%V\" "
1660 "where URI was rewritten", &clcf->name);
1664 reserved += r->uri.len - alias + 1;
1666 if (clcf->root_lengths == NULL) {
1668 *root_length = clcf->root.len;
1670 path->len = clcf->root.len + reserved;
1672 path->data = ngx_pnalloc(r->pool, path->len);
1673 if (path->data == NULL) {
1677 last = ngx_copy(path->data, clcf->root.data, clcf->root.len);
1680 if (ngx_http_script_run(r, path, clcf->root_lengths->elts, reserved,
1681 clcf->root_values->elts)
1687 if (ngx_conf_full_name((ngx_cycle_t *) ngx_cycle, path, 0)== NGX_ERROR)
1692 *root_length = path->len - reserved;
1693 last = path->data + *root_length;
1696 last = ngx_cpystrn(last, r->uri.data + alias, r->uri.len - alias + 1);
1703 ngx_http_auth_basic_user(ngx_http_request_t *r)
1705 ngx_str_t auth, encoded;
1708 if (r->headers_in.user.len == 0 && r->headers_in.user.data != NULL) {
1709 return NGX_DECLINED;
1712 if (r->headers_in.authorization == NULL) {
1713 r->headers_in.user.data = (u_char *) "";
1714 return NGX_DECLINED;
1717 encoded = r->headers_in.authorization->value;
1719 if (encoded.len < sizeof("Basic ") - 1
1720 || ngx_strncasecmp(encoded.data, (u_char *) "Basic ",
1721 sizeof("Basic ") - 1)
1724 r->headers_in.user.data = (u_char *) "";
1725 return NGX_DECLINED;
1728 encoded.len -= sizeof("Basic ") - 1;
1729 encoded.data += sizeof("Basic ") - 1;
1731 while (encoded.len && encoded.data[0] == ' ') {
1736 if (encoded.len == 0) {
1737 r->headers_in.user.data = (u_char *) "";
1738 return NGX_DECLINED;
1741 auth.len = ngx_base64_decoded_length(encoded.len);
1742 auth.data = ngx_pnalloc(r->pool, auth.len + 1);
1743 if (auth.data == NULL) {
1747 if (ngx_decode_base64(&auth, &encoded) != NGX_OK) {
1748 r->headers_in.user.data = (u_char *) "";
1749 return NGX_DECLINED;
1752 auth.data[auth.len] = '\0';
1754 for (len = 0; len < auth.len; len++) {
1755 if (auth.data[len] == ':') {
1760 if (len == 0 || len == auth.len) {
1761 r->headers_in.user.data = (u_char *) "";
1762 return NGX_DECLINED;
1765 r->headers_in.user.len = len;
1766 r->headers_in.user.data = auth.data;
1767 r->headers_in.passwd.len = auth.len - len - 1;
1768 r->headers_in.passwd.data = &auth.data[len + 1];
1775 ngx_http_server_addr(ngx_http_request_t *r, ngx_str_t *s)
1778 ngx_connection_t *c;
1779 struct sockaddr_in *sin;
1780 u_char sa[NGX_SOCKADDRLEN];
1784 if (c->local_sockaddr == NULL) {
1786 len = NGX_SOCKADDRLEN;
1788 if (getsockname(c->fd, (struct sockaddr *) &sa, &len) == -1) {
1789 ngx_connection_error(c, ngx_socket_errno, "getsockname() failed");
1793 c->local_sockaddr = ngx_palloc(r->connection->pool, len);
1794 if (c->local_sockaddr == NULL) {
1798 c->local_socklen = len;
1799 ngx_memcpy(c->local_sockaddr, &sa, len);
1802 sin = (struct sockaddr_in *) c->local_sockaddr;
1803 r->in_addr = sin->sin_addr.s_addr;
1809 s->len = ngx_sock_ntop(c->local_sockaddr, s->data, s->len, 0);
1818 ngx_http_gzip_ok(ngx_http_request_t *r)
1820 time_t date, expires;
1823 ngx_table_elt_t *e, *d;
1824 ngx_http_core_loc_conf_t *clcf;
1831 return NGX_DECLINED;
1837 || r->headers_in.accept_encoding == NULL
1838 || ngx_strcasestrn(r->headers_in.accept_encoding->value.data,
1843 * if the URL (without the "http://" prefix) is longer than 253 bytes,
1844 * then MSIE 4.x can not handle the compressed stream - it waits
1845 * too long, hangs up or crashes
1848 || (r->headers_in.msie4 && r->unparsed_uri.len > 200))
1850 return NGX_DECLINED;
1853 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
1855 if (r->headers_in.msie6 && clcf->gzip_disable_msie6) {
1856 return NGX_DECLINED;
1859 if (r->http_version < clcf->gzip_http_version) {
1860 return NGX_DECLINED;
1863 if (r->headers_in.via == NULL) {
1867 p = clcf->gzip_proxied;
1869 if (p & NGX_HTTP_GZIP_PROXIED_OFF) {
1870 return NGX_DECLINED;
1873 if (p & NGX_HTTP_GZIP_PROXIED_ANY) {
1877 if (r->headers_in.authorization && (p & NGX_HTTP_GZIP_PROXIED_AUTH)) {
1881 e = r->headers_out.expires;
1885 if (!(p & NGX_HTTP_GZIP_PROXIED_EXPIRED)) {
1886 return NGX_DECLINED;
1889 expires = ngx_http_parse_time(e->value.data, e->value.len);
1890 if (expires == NGX_ERROR) {
1891 return NGX_DECLINED;
1894 d = r->headers_out.date;
1897 date = ngx_http_parse_time(d->value.data, d->value.len);
1898 if (date == NGX_ERROR) {
1899 return NGX_DECLINED;
1906 if (expires < date) {
1910 return NGX_DECLINED;
1913 cc = &r->headers_out.cache_control;
1917 if ((p & NGX_HTTP_GZIP_PROXIED_NO_CACHE)
1918 && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_no_cache,
1925 if ((p & NGX_HTTP_GZIP_PROXIED_NO_STORE)
1926 && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_no_store,
1933 if ((p & NGX_HTTP_GZIP_PROXIED_PRIVATE)
1934 && ngx_http_parse_multi_header_lines(cc, &ngx_http_gzip_private,
1941 return NGX_DECLINED;
1944 if ((p & NGX_HTTP_GZIP_PROXIED_NO_LM) && r->headers_out.last_modified) {
1945 return NGX_DECLINED;
1948 if ((p & NGX_HTTP_GZIP_PROXIED_NO_ETAG) && r->headers_out.etag) {
1949 return NGX_DECLINED;
1956 if (clcf->gzip_disable && r->headers_in.user_agent) {
1958 if (ngx_regex_exec_array(clcf->gzip_disable,
1959 &r->headers_in.user_agent->value,
1963 return NGX_DECLINED;
1978 ngx_http_subrequest(ngx_http_request_t *r,
1979 ngx_str_t *uri, ngx_str_t *args, ngx_http_request_t **psr,
1980 ngx_http_post_subrequest_t *ps, ngx_uint_t flags)
1982 ngx_connection_t *c;
1983 ngx_http_request_t *sr;
1984 ngx_http_core_srv_conf_t *cscf;
1985 ngx_http_postponed_request_t *pr, *p;
1987 r->main->subrequests--;
1989 if (r->main->subrequests == 0) {
1990 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
1991 "subrequests cycle while processing \"%V\"", uri);
1992 r->main->subrequests = 1;
1996 sr = ngx_pcalloc(r->pool, sizeof(ngx_http_request_t));
2001 sr->signature = NGX_HTTP_MODULE;
2006 sr->ctx = ngx_pcalloc(r->pool, sizeof(void *) * ngx_http_max_module);
2007 if (sr->ctx == NULL) {
2011 if (ngx_list_init(&sr->headers_out.headers, r->pool, 20,
2012 sizeof(ngx_table_elt_t))
2018 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
2019 sr->main_conf = cscf->ctx->main_conf;
2020 sr->srv_conf = cscf->ctx->srv_conf;
2021 sr->loc_conf = cscf->ctx->loc_conf;
2025 sr->headers_in = r->headers_in;
2027 ngx_http_clear_content_length(sr);
2028 ngx_http_clear_accept_ranges(sr);
2029 ngx_http_clear_last_modified(sr);
2031 sr->request_body = r->request_body;
2033 sr->method = NGX_HTTP_GET;
2034 sr->http_version = r->http_version;
2036 sr->request_line = r->request_line;
2043 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, c->log, 0,
2044 "http subrequest \"%V?%V\"", uri, &sr->args);
2046 sr->zero_in_uri = (flags & NGX_HTTP_ZERO_IN_URI) != 0;
2047 sr->subrequest_in_memory = (flags & NGX_HTTP_SUBREQUEST_IN_MEMORY) != 0;
2048 sr->waited = (flags & NGX_HTTP_SUBREQUEST_WAITED) != 0;
2050 sr->unparsed_uri = r->unparsed_uri;
2051 sr->method_name = ngx_http_core_get_method;
2052 sr->http_protocol = r->http_protocol;
2054 if (ngx_http_set_exten(sr) != NGX_OK) {
2060 sr->post_subrequest = ps;
2061 sr->read_event_handler = ngx_http_request_empty_handler;
2062 sr->write_event_handler = ngx_http_handler;
2064 if (c->data == r && r->postponed == NULL) {
2068 sr->in_addr = r->in_addr;
2070 sr->port_text = r->port_text;
2072 sr->variables = r->variables;
2074 sr->log_handler = r->log_handler;
2076 pr = ngx_palloc(r->pool, sizeof(ngx_http_postponed_request_t));
2086 for (p = r->postponed; p->next; p = p->next) { /* void */ }
2095 sr->discard_body = r->discard_body;
2096 sr->expect_tested = 1;
2097 sr->main_filter_need_in_memory = r->main_filter_need_in_memory;
2099 sr->uri_changes = NGX_HTTP_MAX_URI_CHANGES + 1;
2101 r->main->subrequests++;
2105 return ngx_http_post_request(sr);
2110 ngx_http_internal_redirect(ngx_http_request_t *r,
2111 ngx_str_t *uri, ngx_str_t *args)
2113 ngx_http_core_srv_conf_t *cscf;
2117 if (r->uri_changes == 0) {
2118 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
2119 "rewrite or internal redirection cycle "
2120 "while internal redirect to \"%V\"", uri);
2122 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
2133 r->args.data = NULL;
2136 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
2137 "internal redirect: \"%V?%V\"", uri, &r->args);
2139 if (ngx_http_set_exten(r) != NGX_OK) {
2140 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
2144 /* clear the modules contexts */
2145 ngx_memzero(r->ctx, sizeof(void *) * ngx_http_max_module);
2147 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
2148 r->loc_conf = cscf->ctx->loc_conf;
2150 ngx_http_update_location_config(r);
2154 ngx_http_handler(r);
2161 ngx_http_named_location(ngx_http_request_t *r, ngx_str_t *name)
2163 ngx_http_core_srv_conf_t *cscf;
2164 ngx_http_core_loc_conf_t **clcfp;
2165 ngx_http_core_main_conf_t *cmcf;
2167 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
2169 if (cscf->named_locations) {
2171 for (clcfp = cscf->named_locations; *clcfp; clcfp++) {
2173 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
2174 "test location: \"%V\"", &(*clcfp)->name);
2176 if (name->len != (*clcfp)->name.len
2177 || ngx_strncmp(name->data, (*clcfp)->name.data, name->len) != 0)
2182 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
2183 "using location: %V \"%V?%V\"",
2184 name, &r->uri, &r->args);
2187 r->content_handler = NULL;
2188 r->loc_conf = (*clcfp)->loc_conf;
2190 ngx_http_update_location_config(r);
2192 cmcf = ngx_http_get_module_main_conf(r, ngx_http_core_module);
2194 r->phase_handler = cmcf->phase_engine.location_rewrite_index;
2196 ngx_http_core_run_phases(r);
2202 ngx_log_error(NGX_LOG_ERR, r->connection->log, 0,
2203 "could not find named location \"%V\"", name);
2205 ngx_http_finalize_request(r, NGX_HTTP_INTERNAL_SERVER_ERROR);
2211 ngx_http_cleanup_t *
2212 ngx_http_cleanup_add(ngx_http_request_t *r, size_t size)
2214 ngx_http_cleanup_t *cln;
2218 cln = ngx_palloc(r->pool, sizeof(ngx_http_cleanup_t));
2224 cln->data = ngx_palloc(r->pool, size);
2225 if (cln->data == NULL) {
2233 cln->handler = NULL;
2234 cln->next = r->cleanup;
2238 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
2239 "http cleanup add: %p", cln);
2246 ngx_http_core_server(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
2252 ngx_http_module_t *module;
2253 ngx_http_conf_ctx_t *ctx, *http_ctx;
2254 ngx_http_core_srv_conf_t *cscf, **cscfp;
2255 ngx_http_core_main_conf_t *cmcf;
2257 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
2259 return NGX_CONF_ERROR;
2263 ctx->main_conf = http_ctx->main_conf;
2265 /* the server{}'s srv_conf */
2267 ctx->srv_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
2268 if (ctx->srv_conf == NULL) {
2269 return NGX_CONF_ERROR;
2272 /* the server{}'s loc_conf */
2274 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
2275 if (ctx->loc_conf == NULL) {
2276 return NGX_CONF_ERROR;
2279 for (i = 0; ngx_modules[i]; i++) {
2280 if (ngx_modules[i]->type != NGX_HTTP_MODULE) {
2284 module = ngx_modules[i]->ctx;
2286 if (module->create_srv_conf) {
2287 mconf = module->create_srv_conf(cf);
2288 if (mconf == NULL) {
2289 return NGX_CONF_ERROR;
2292 ctx->srv_conf[ngx_modules[i]->ctx_index] = mconf;
2295 if (module->create_loc_conf) {
2296 mconf = module->create_loc_conf(cf);
2297 if (mconf == NULL) {
2298 return NGX_CONF_ERROR;
2301 ctx->loc_conf[ngx_modules[i]->ctx_index] = mconf;
2306 /* the server configuration context */
2308 cscf = ctx->srv_conf[ngx_http_core_module.ctx_index];
2312 cmcf = ctx->main_conf[ngx_http_core_module.ctx_index];
2314 cscfp = ngx_array_push(&cmcf->servers);
2315 if (cscfp == NULL) {
2316 return NGX_CONF_ERROR;
2322 /* parse inside server{} */
2326 cf->cmd_type = NGX_HTTP_SRV_CONF;
2328 rv = ngx_conf_parse(cf, NULL);
2337 ngx_http_core_location(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
2342 ngx_str_t *value, *name;
2345 ngx_http_module_t *module;
2346 ngx_http_conf_ctx_t *ctx, *pctx;
2347 ngx_http_core_loc_conf_t *clcf, *pclcf;
2349 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
2351 return NGX_CONF_ERROR;
2355 ctx->main_conf = pctx->main_conf;
2356 ctx->srv_conf = pctx->srv_conf;
2358 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
2359 if (ctx->loc_conf == NULL) {
2360 return NGX_CONF_ERROR;
2363 for (i = 0; ngx_modules[i]; i++) {
2364 if (ngx_modules[i]->type != NGX_HTTP_MODULE) {
2368 module = ngx_modules[i]->ctx;
2370 if (module->create_loc_conf) {
2371 ctx->loc_conf[ngx_modules[i]->ctx_index] =
2372 module->create_loc_conf(cf);
2373 if (ctx->loc_conf[ngx_modules[i]->ctx_index] == NULL) {
2374 return NGX_CONF_ERROR;
2379 clcf = ctx->loc_conf[ngx_http_core_module.ctx_index];
2380 clcf->loc_conf = ctx->loc_conf;
2382 value = cf->args->elts;
2384 if (cf->args->nelts == 3) {
2387 mod = value[1].data;
2390 if (len == 1 && mod[0] == '=') {
2393 clcf->exact_match = 1;
2395 } else if (len == 2 && mod[0] == '^' && mod[1] == '~') {
2400 } else if (len == 1 && mod[0] == '~') {
2402 if (ngx_http_core_regex_location(cf, clcf, name, 0) != NGX_OK) {
2403 return NGX_CONF_ERROR;
2406 } else if (len == 2 && mod[0] == '~' && mod[1] == '*') {
2408 if (ngx_http_core_regex_location(cf, clcf, name, 1) != NGX_OK) {
2409 return NGX_CONF_ERROR;
2413 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2414 "invalid location modifier \"%V\"", &value[1]);
2415 return NGX_CONF_ERROR;
2422 if (name->data[0] == '=') {
2424 clcf->name.len = name->len - 1;
2425 clcf->name.data = name->data + 1;
2426 clcf->exact_match = 1;
2428 } else if (name->data[0] == '^' && name->data[1] == '~') {
2430 clcf->name.len = name->len - 2;
2431 clcf->name.data = name->data + 2;
2434 } else if (name->data[0] == '~') {
2439 if (name->data[0] == '*') {
2444 if (ngx_http_core_regex_location(cf, clcf, name, 1) != NGX_OK) {
2445 return NGX_CONF_ERROR;
2449 if (ngx_http_core_regex_location(cf, clcf, name, 0) != NGX_OK) {
2450 return NGX_CONF_ERROR;
2458 if (name->data[0] == '@') {
2464 pclcf = pctx->loc_conf[ngx_http_core_module.ctx_index];
2466 if (pclcf->name.len) {
2468 /* nested location */
2471 clcf->prev_location = pclcf;
2474 if (pclcf->exact_match) {
2475 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2476 "location \"%V\" could not be inside "
2477 "the exact location \"%V\"",
2478 &clcf->name, &pclcf->name);
2479 return NGX_CONF_ERROR;
2483 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2484 "location \"%V\" could not be inside "
2485 "the named location \"%V\"",
2486 &clcf->name, &pclcf->name);
2487 return NGX_CONF_ERROR;
2491 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2492 "named location \"%V\" must be "
2493 "on server level only",
2495 return NGX_CONF_ERROR;
2498 len = pclcf->name.len;
2501 if (clcf->regex == NULL
2502 && ngx_strncmp(clcf->name.data, pclcf->name.data, len) != 0)
2504 if (ngx_strncmp(clcf->name.data, pclcf->name.data, len) != 0)
2507 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2508 "location \"%V\" is outside location \"%V\"",
2509 &clcf->name, &pclcf->name);
2510 return NGX_CONF_ERROR;
2514 if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) {
2515 return NGX_CONF_ERROR;
2520 cf->cmd_type = NGX_HTTP_LOC_CONF;
2522 rv = ngx_conf_parse(cf, NULL);
2531 ngx_http_core_regex_location(ngx_conf_t *cf, ngx_http_core_loc_conf_t *clcf,
2532 ngx_str_t *regex, ngx_uint_t caseless)
2536 u_char errstr[NGX_MAX_CONF_ERRSTR];
2538 err.len = NGX_MAX_CONF_ERRSTR;
2541 clcf->regex = ngx_regex_compile(regex, caseless ? NGX_REGEX_CASELESS: 0,
2544 if (clcf->regex == NULL) {
2545 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data);
2549 clcf->name = *regex;
2555 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2556 "the using of the regex \"%V\" requires PCRE library",
2565 ngx_http_core_types(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
2567 ngx_http_core_loc_conf_t *lcf = conf;
2572 if (lcf->types == NULL) {
2573 lcf->types = ngx_array_create(cf->pool, 64, sizeof(ngx_hash_key_t));
2574 if (lcf->types == NULL) {
2575 return NGX_CONF_ERROR;
2580 cf->handler = ngx_http_core_type;
2581 cf->handler_conf = conf;
2583 rv = ngx_conf_parse(cf, NULL);
2592 ngx_http_core_type(ngx_conf_t *cf, ngx_command_t *dummy, void *conf)
2594 ngx_http_core_loc_conf_t *lcf = conf;
2596 ngx_str_t *value, *content_type, *old, file;
2597 ngx_uint_t i, n, hash;
2598 ngx_hash_key_t *type;
2600 value = cf->args->elts;
2602 if (ngx_strcmp(value[0].data, "include") == 0) {
2605 if (ngx_conf_full_name(cf->cycle, &file, 1) == NGX_ERROR){
2606 return NGX_CONF_ERROR;
2609 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cf->log, 0, "include %s", file.data);
2611 return ngx_conf_parse(cf, &file);
2614 content_type = ngx_palloc(cf->pool, sizeof(ngx_str_t));
2615 if (content_type == NULL) {
2616 return NGX_CONF_ERROR;
2619 *content_type = value[0];
2621 for (i = 1; i < cf->args->nelts; i++) {
2623 hash = ngx_hash_strlow(value[i].data, value[i].data, value[i].len);
2625 type = lcf->types->elts;
2626 for (n = 0; n < lcf->types->nelts; n++) {
2627 if (ngx_strcmp(value[i].data, type[n].key.data) == 0) {
2628 old = type[n].value;
2629 type[n].value = content_type;
2631 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
2632 "duplicate extention \"%V\", "
2633 "content type: \"%V\", "
2634 "old content type: \"%V\"",
2635 &value[i], content_type, old);
2641 type = ngx_array_push(lcf->types);
2643 return NGX_CONF_ERROR;
2646 type->key = value[i];
2647 type->key_hash = hash;
2648 type->value = content_type;
2656 ngx_http_core_preconfiguration(ngx_conf_t *cf)
2658 return ngx_http_variables_add_core_vars(cf);
2663 ngx_http_core_create_main_conf(ngx_conf_t *cf)
2665 ngx_http_core_main_conf_t *cmcf;
2667 cmcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_main_conf_t));
2669 return NGX_CONF_ERROR;
2672 if (ngx_array_init(&cmcf->servers, cf->pool, 4,
2673 sizeof(ngx_http_core_srv_conf_t *))
2676 return NGX_CONF_ERROR;
2679 cmcf->server_names_hash_max_size = NGX_CONF_UNSET_UINT;
2680 cmcf->server_names_hash_bucket_size = NGX_CONF_UNSET_UINT;
2682 cmcf->variables_hash_max_size = NGX_CONF_UNSET_UINT;
2683 cmcf->variables_hash_bucket_size = NGX_CONF_UNSET_UINT;
2690 ngx_http_core_init_main_conf(ngx_conf_t *cf, void *conf)
2692 ngx_http_core_main_conf_t *cmcf = conf;
2694 if (cmcf->server_names_hash_max_size == NGX_CONF_UNSET_UINT) {
2695 cmcf->server_names_hash_max_size = 512;
2698 if (cmcf->server_names_hash_bucket_size == NGX_CONF_UNSET_UINT) {
2699 cmcf->server_names_hash_bucket_size = ngx_cacheline_size;
2702 cmcf->server_names_hash_bucket_size =
2703 ngx_align(cmcf->server_names_hash_bucket_size, ngx_cacheline_size);
2706 if (cmcf->variables_hash_max_size == NGX_CONF_UNSET_UINT) {
2707 cmcf->variables_hash_max_size = 512;
2710 if (cmcf->variables_hash_bucket_size == NGX_CONF_UNSET_UINT) {
2711 cmcf->variables_hash_bucket_size = 64;
2714 cmcf->variables_hash_bucket_size =
2715 ngx_align(cmcf->variables_hash_bucket_size, ngx_cacheline_size);
2722 ngx_http_core_create_srv_conf(ngx_conf_t *cf)
2724 ngx_http_core_srv_conf_t *cscf;
2726 cscf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_srv_conf_t));
2728 return NGX_CONF_ERROR;
2732 * set by ngx_pcalloc():
2734 * conf->client_large_buffers.num = 0;
2737 if (ngx_array_init(&cscf->listen, cf->temp_pool, 4,
2738 sizeof(ngx_http_listen_t))
2741 return NGX_CONF_ERROR;
2744 if (ngx_array_init(&cscf->server_names, cf->temp_pool, 4,
2745 sizeof(ngx_http_server_name_t))
2748 return NGX_CONF_ERROR;
2751 cscf->connection_pool_size = NGX_CONF_UNSET_SIZE;
2752 cscf->request_pool_size = NGX_CONF_UNSET_SIZE;
2753 cscf->client_header_timeout = NGX_CONF_UNSET_MSEC;
2754 cscf->client_header_buffer_size = NGX_CONF_UNSET_SIZE;
2755 cscf->ignore_invalid_headers = NGX_CONF_UNSET;
2756 cscf->merge_slashes = NGX_CONF_UNSET;
2757 cscf->underscores_in_headers = NGX_CONF_UNSET;
2764 ngx_http_core_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child)
2766 ngx_http_core_srv_conf_t *prev = parent;
2767 ngx_http_core_srv_conf_t *conf = child;
2769 ngx_http_listen_t *ls;
2770 struct sockaddr_in *sin;
2771 ngx_http_server_name_t *sn;
2773 /* TODO: it does not merge, it inits only */
2775 if (conf->listen.nelts == 0) {
2776 ls = ngx_array_push(&conf->listen);
2778 return NGX_CONF_ERROR;
2781 ngx_memzero(ls, sizeof(ngx_http_listen_t));
2783 sin = (struct sockaddr_in *) &ls->sockaddr;
2785 sin->sin_family = AF_INET;
2787 sin->sin_port = htons(80);
2789 sin->sin_port = htons((getuid() == 0) ? 80 : 8000);
2791 sin->sin_addr.s_addr = INADDR_ANY;
2793 ls->conf.backlog = NGX_LISTEN_BACKLOG;
2794 ls->conf.rcvbuf = -1;
2795 ls->conf.sndbuf = -1;
2798 if (conf->server_name.data == NULL) {
2799 conf->server_name = cf->cycle->hostname;
2801 sn = ngx_array_push(&conf->server_names);
2803 return NGX_CONF_ERROR;
2809 sn->core_srv_conf = conf;
2810 sn->name.len = conf->server_name.len;
2811 sn->name.data = conf->server_name.data;
2814 ngx_conf_merge_size_value(conf->connection_pool_size,
2815 prev->connection_pool_size, 256);
2816 ngx_conf_merge_size_value(conf->request_pool_size,
2817 prev->request_pool_size, 4096);
2818 ngx_conf_merge_msec_value(conf->client_header_timeout,
2819 prev->client_header_timeout, 60000);
2820 ngx_conf_merge_size_value(conf->client_header_buffer_size,
2821 prev->client_header_buffer_size, 1024);
2822 ngx_conf_merge_bufs_value(conf->large_client_header_buffers,
2823 prev->large_client_header_buffers,
2826 if (conf->large_client_header_buffers.size < conf->connection_pool_size) {
2827 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2828 "the \"large_client_header_buffers\" size must be "
2829 "equal to or bigger than \"connection_pool_size\"");
2830 return NGX_CONF_ERROR;
2833 ngx_conf_merge_value(conf->ignore_invalid_headers,
2834 prev->ignore_invalid_headers, 1);
2836 ngx_conf_merge_value(conf->merge_slashes, prev->merge_slashes, 1);
2838 ngx_conf_merge_value(conf->underscores_in_headers,
2839 prev->underscores_in_headers, 0);
2846 ngx_http_core_create_loc_conf(ngx_conf_t *cf)
2848 ngx_http_core_loc_conf_t *lcf;
2850 lcf = ngx_pcalloc(cf->pool, sizeof(ngx_http_core_loc_conf_t));
2852 return NGX_CONF_ERROR;
2856 * set by ngx_pcalloc():
2858 * lcf->root = { 0, NULL };
2859 * lcf->limit_except = 0;
2860 * lcf->post_action = { 0, NULL };
2861 * lcf->types = NULL;
2862 * lcf->default_type = { 0, NULL };
2863 * lcf->err_log = NULL;
2864 * lcf->error_pages = NULL;
2865 * lcf->try_files = NULL;
2866 * lcf->client_body_path = NULL;
2867 * lcf->regex = NULL;
2868 * lcf->exact_match = 0;
2869 * lcf->auto_redirect = 0;
2871 * lcf->gzip_proxied = 0;
2874 lcf->client_max_body_size = NGX_CONF_UNSET;
2875 lcf->client_body_buffer_size = NGX_CONF_UNSET_SIZE;
2876 lcf->client_body_timeout = NGX_CONF_UNSET_MSEC;
2877 lcf->satisfy = NGX_CONF_UNSET_UINT;
2878 lcf->if_modified_since = NGX_CONF_UNSET_UINT;
2879 lcf->internal = NGX_CONF_UNSET;
2880 lcf->client_body_in_file_only = NGX_CONF_UNSET;
2881 lcf->sendfile = NGX_CONF_UNSET;
2882 lcf->sendfile_max_chunk = NGX_CONF_UNSET_SIZE;
2883 lcf->directio = NGX_CONF_UNSET;
2884 lcf->tcp_nopush = NGX_CONF_UNSET;
2885 lcf->tcp_nodelay = NGX_CONF_UNSET;
2886 lcf->send_timeout = NGX_CONF_UNSET_MSEC;
2887 lcf->send_lowat = NGX_CONF_UNSET_SIZE;
2888 lcf->postpone_output = NGX_CONF_UNSET_SIZE;
2889 lcf->limit_rate = NGX_CONF_UNSET_SIZE;
2890 lcf->keepalive_timeout = NGX_CONF_UNSET_MSEC;
2891 lcf->keepalive_header = NGX_CONF_UNSET;
2892 lcf->lingering_time = NGX_CONF_UNSET_MSEC;
2893 lcf->lingering_timeout = NGX_CONF_UNSET_MSEC;
2894 lcf->resolver_timeout = NGX_CONF_UNSET_MSEC;
2895 lcf->reset_timedout_connection = NGX_CONF_UNSET;
2896 lcf->server_name_in_redirect = NGX_CONF_UNSET;
2897 lcf->port_in_redirect = NGX_CONF_UNSET;
2898 lcf->msie_padding = NGX_CONF_UNSET;
2899 lcf->msie_refresh = NGX_CONF_UNSET;
2900 lcf->log_not_found = NGX_CONF_UNSET;
2901 lcf->log_subrequest = NGX_CONF_UNSET;
2902 lcf->recursive_error_pages = NGX_CONF_UNSET;
2903 lcf->server_tokens = NGX_CONF_UNSET;
2904 lcf->types_hash_max_size = NGX_CONF_UNSET_UINT;
2905 lcf->types_hash_bucket_size = NGX_CONF_UNSET_UINT;
2907 lcf->open_file_cache = NGX_CONF_UNSET_PTR;
2908 lcf->open_file_cache_valid = NGX_CONF_UNSET;
2909 lcf->open_file_cache_min_uses = NGX_CONF_UNSET_UINT;
2910 lcf->open_file_cache_errors = NGX_CONF_UNSET;
2911 lcf->open_file_cache_events = NGX_CONF_UNSET;
2914 lcf->gzip_vary = NGX_CONF_UNSET;
2915 lcf->gzip_http_version = NGX_CONF_UNSET_UINT;
2917 lcf->gzip_disable = NGX_CONF_UNSET_PTR;
2918 lcf->gzip_disable_msie6 = 3;
2926 static ngx_str_t ngx_http_core_text_html_type = ngx_string("text/html");
2927 static ngx_str_t ngx_http_core_image_gif_type = ngx_string("image/gif");
2928 static ngx_str_t ngx_http_core_image_jpeg_type = ngx_string("image/jpeg");
2930 static ngx_hash_key_t ngx_http_core_default_types[] = {
2931 { ngx_string("html"), 0, &ngx_http_core_text_html_type },
2932 { ngx_string("gif"), 0, &ngx_http_core_image_gif_type },
2933 { ngx_string("jpg"), 0, &ngx_http_core_image_jpeg_type },
2934 { ngx_null_string, 0, NULL }
2939 ngx_http_core_merge_loc_conf(ngx_conf_t *cf, void *parent, void *child)
2941 ngx_http_core_loc_conf_t *prev = parent;
2942 ngx_http_core_loc_conf_t *conf = child;
2945 ngx_hash_key_t *type;
2946 ngx_hash_init_t types_hash;
2948 if (conf->root.data == NULL) {
2950 conf->alias = prev->alias;
2951 conf->root = prev->root;
2952 conf->root_lengths = prev->root_lengths;
2953 conf->root_values = prev->root_values;
2955 if (prev->root.data == NULL) {
2956 conf->root.len = sizeof("html") - 1;
2957 conf->root.data = (u_char *) "html";
2959 if (ngx_conf_full_name(cf->cycle, &conf->root, 0) == NGX_ERROR) {
2960 return NGX_CONF_ERROR;
2965 if (conf->post_action.data == NULL) {
2966 conf->post_action = prev->post_action;
2969 ngx_conf_merge_uint_value(conf->types_hash_max_size,
2970 prev->types_hash_max_size, 1024);
2972 ngx_conf_merge_uint_value(conf->types_hash_bucket_size,
2973 prev->types_hash_bucket_size,
2974 ngx_cacheline_size);
2976 conf->types_hash_bucket_size = ngx_align(conf->types_hash_bucket_size,
2977 ngx_cacheline_size);
2980 * the special handling the "types" directive in the "http" section
2981 * to inherit the http's conf->types_hash to all servers
2984 if (prev->types && prev->types_hash.buckets == NULL) {
2986 types_hash.hash = &prev->types_hash;
2987 types_hash.key = ngx_hash_key_lc;
2988 types_hash.max_size = conf->types_hash_max_size;
2989 types_hash.bucket_size = conf->types_hash_bucket_size;
2990 types_hash.name = "types_hash";
2991 types_hash.pool = cf->pool;
2992 types_hash.temp_pool = NULL;
2994 if (ngx_hash_init(&types_hash, prev->types->elts, prev->types->nelts)
2997 return NGX_CONF_ERROR;
3001 if (conf->types == NULL) {
3002 conf->types = prev->types;
3003 conf->types_hash = prev->types_hash;
3006 if (conf->types == NULL) {
3007 conf->types = ngx_array_create(cf->pool, 4, sizeof(ngx_hash_key_t));
3008 if (conf->types == NULL) {
3009 return NGX_CONF_ERROR;
3012 for (i = 0; ngx_http_core_default_types[i].key.len; i++) {
3013 type = ngx_array_push(conf->types);
3015 return NGX_CONF_ERROR;
3018 type->key = ngx_http_core_default_types[i].key;
3020 ngx_hash_key_lc(ngx_http_core_default_types[i].key.data,
3021 ngx_http_core_default_types[i].key.len);
3022 type->value = ngx_http_core_default_types[i].value;
3026 if (conf->types_hash.buckets == NULL) {
3028 types_hash.hash = &conf->types_hash;
3029 types_hash.key = ngx_hash_key_lc;
3030 types_hash.max_size = conf->types_hash_max_size;
3031 types_hash.bucket_size = conf->types_hash_bucket_size;
3032 types_hash.name = "mime_types_hash";
3033 types_hash.pool = cf->pool;
3034 types_hash.temp_pool = NULL;
3036 if (ngx_hash_init(&types_hash, conf->types->elts, conf->types->nelts)
3039 return NGX_CONF_ERROR;
3043 if (conf->err_log == NULL) {
3044 if (prev->err_log) {
3045 conf->err_log = prev->err_log;
3047 conf->err_log = cf->cycle->new_log;
3051 if (conf->error_pages == NULL && prev->error_pages) {
3052 conf->error_pages = prev->error_pages;
3055 ngx_conf_merge_str_value(conf->default_type,
3056 prev->default_type, "text/plain");
3058 ngx_conf_merge_off_value(conf->client_max_body_size,
3059 prev->client_max_body_size, 1 * 1024 * 1024);
3060 ngx_conf_merge_size_value(conf->client_body_buffer_size,
3061 prev->client_body_buffer_size,
3062 (size_t) 2 * ngx_pagesize);
3063 ngx_conf_merge_msec_value(conf->client_body_timeout,
3064 prev->client_body_timeout, 60000);
3066 ngx_conf_merge_uint_value(conf->satisfy, prev->satisfy,
3067 NGX_HTTP_SATISFY_ALL);
3068 ngx_conf_merge_uint_value(conf->if_modified_since, prev->if_modified_since,
3069 NGX_HTTP_IMS_EXACT);
3070 ngx_conf_merge_value(conf->internal, prev->internal, 0);
3071 ngx_conf_merge_value(conf->client_body_in_file_only,
3072 prev->client_body_in_file_only, 0);
3073 ngx_conf_merge_value(conf->sendfile, prev->sendfile, 0);
3074 ngx_conf_merge_size_value(conf->sendfile_max_chunk,
3075 prev->sendfile_max_chunk, 0);
3076 ngx_conf_merge_off_value(conf->directio, prev->directio,
3077 NGX_MAX_OFF_T_VALUE);
3078 ngx_conf_merge_value(conf->tcp_nopush, prev->tcp_nopush, 0);
3079 ngx_conf_merge_value(conf->tcp_nodelay, prev->tcp_nodelay, 1);
3081 ngx_conf_merge_msec_value(conf->send_timeout, prev->send_timeout, 60000);
3082 ngx_conf_merge_size_value(conf->send_lowat, prev->send_lowat, 0);
3083 ngx_conf_merge_size_value(conf->postpone_output, prev->postpone_output,
3085 ngx_conf_merge_size_value(conf->limit_rate, prev->limit_rate, 0);
3086 ngx_conf_merge_msec_value(conf->keepalive_timeout,
3087 prev->keepalive_timeout, 75000);
3088 ngx_conf_merge_sec_value(conf->keepalive_header,
3089 prev->keepalive_header, 0);
3090 ngx_conf_merge_msec_value(conf->lingering_time,
3091 prev->lingering_time, 30000);
3092 ngx_conf_merge_msec_value(conf->lingering_timeout,
3093 prev->lingering_timeout, 5000);
3094 ngx_conf_merge_msec_value(conf->resolver_timeout,
3095 prev->resolver_timeout, 30000);
3097 if (conf->resolver == NULL) {
3099 if (prev->resolver == NULL) {
3102 * create dummy resolver in http {} context
3103 * to inherit it in all servers
3106 prev->resolver = ngx_resolver_create(cf, NULL);
3107 if (prev->resolver == NULL) {
3108 return NGX_CONF_ERROR;
3112 conf->resolver = prev->resolver;
3115 ngx_conf_merge_path_value(conf->client_body_temp_path,
3116 prev->client_body_temp_path,
3117 NGX_HTTP_CLIENT_TEMP_PATH, 0, 0, 0,
3118 ngx_garbage_collector_temp_handler, cf);
3120 ngx_conf_merge_value(conf->reset_timedout_connection,
3121 prev->reset_timedout_connection, 0);
3122 ngx_conf_merge_value(conf->server_name_in_redirect,
3123 prev->server_name_in_redirect, 1);
3124 ngx_conf_merge_value(conf->port_in_redirect, prev->port_in_redirect, 1);
3125 ngx_conf_merge_value(conf->msie_padding, prev->msie_padding, 1);
3126 ngx_conf_merge_value(conf->msie_refresh, prev->msie_refresh, 0);
3127 ngx_conf_merge_value(conf->log_not_found, prev->log_not_found, 1);
3128 ngx_conf_merge_value(conf->log_subrequest, prev->log_subrequest, 0);
3129 ngx_conf_merge_value(conf->recursive_error_pages,
3130 prev->recursive_error_pages, 0);
3131 ngx_conf_merge_value(conf->server_tokens, prev->server_tokens, 1);
3133 ngx_conf_merge_ptr_value(conf->open_file_cache,
3134 prev->open_file_cache, NULL);
3136 ngx_conf_merge_sec_value(conf->open_file_cache_valid,
3137 prev->open_file_cache_valid, 60);
3139 ngx_conf_merge_uint_value(conf->open_file_cache_min_uses,
3140 prev->open_file_cache_min_uses, 1);
3142 ngx_conf_merge_sec_value(conf->open_file_cache_errors,
3143 prev->open_file_cache_errors, 0);
3145 ngx_conf_merge_sec_value(conf->open_file_cache_events,
3146 prev->open_file_cache_events, 0);
3149 ngx_conf_merge_value(conf->gzip_vary, prev->gzip_vary, 0);
3150 ngx_conf_merge_uint_value(conf->gzip_http_version, prev->gzip_http_version,
3151 NGX_HTTP_VERSION_11);
3152 ngx_conf_merge_bitmask_value(conf->gzip_proxied, prev->gzip_proxied,
3153 (NGX_CONF_BITMASK_SET|NGX_HTTP_GZIP_PROXIED_OFF));
3156 ngx_conf_merge_ptr_value(conf->gzip_disable, prev->gzip_disable, NULL);
3159 if (conf->gzip_disable_msie6 == 3) {
3160 conf->gzip_disable_msie6 =
3161 (prev->gzip_disable_msie6 == 3) ? 0 : prev->gzip_disable_msie6;
3171 ngx_http_core_listen(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3173 ngx_http_core_srv_conf_t *scf = conf;
3175 ngx_str_t *value, size;
3178 ngx_http_listen_t *ls;
3181 * TODO: check duplicate 'listen' directives,
3182 * add resolved name to server names ???
3185 value = cf->args->elts;
3187 ngx_memzero(&u, sizeof(ngx_url_t));
3191 u.default_port = 80;
3193 if (ngx_parse_url(cf->pool, &u) != NGX_OK) {
3195 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3196 "%s in \"%V\" of the \"listen\" directive",
3200 return NGX_CONF_ERROR;
3203 ls = ngx_array_push(&scf->listen);
3205 return NGX_CONF_ERROR;
3208 ngx_memzero(ls, sizeof(ngx_http_listen_t));
3210 ngx_memcpy(ls->sockaddr, u.sockaddr, u.socklen);
3212 ls->socklen = u.socklen;
3213 ls->file_name = cf->conf_file->file.name.data;
3214 ls->line = cf->conf_file->line;
3215 ls->conf.backlog = NGX_LISTEN_BACKLOG;
3216 ls->conf.rcvbuf = -1;
3217 ls->conf.sndbuf = -1;
3218 ls->conf.wildcard = u.wildcard;
3220 (void) ngx_sock_ntop((struct sockaddr *) &ls->sockaddr, ls->conf.addr,
3221 NGX_SOCKADDR_STRLEN, 1);
3223 if (cf->args->nelts == 2) {
3227 if (ngx_strcmp(value[2].data, "default") == 0) {
3228 ls->conf.default_server = 1;
3235 for ( /* void */ ; n < cf->args->nelts; n++) {
3237 if (ls->conf.default_server == 0) {
3238 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3239 "\"%V\" parameter can be specified for "
3240 "the default \"listen\" directive only",
3242 return NGX_CONF_ERROR;
3245 if (ngx_strcmp(value[n].data, "bind") == 0) {
3250 if (ngx_strncmp(value[n].data, "backlog=", 8) == 0) {
3251 ls->conf.backlog = ngx_atoi(value[n].data + 8, value[n].len - 8);
3254 if (ls->conf.backlog == NGX_ERROR || ls->conf.backlog == 0) {
3255 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3256 "invalid backlog \"%V\"", &value[n]);
3257 return NGX_CONF_ERROR;
3263 if (ngx_strncmp(value[n].data, "rcvbuf=", 7) == 0) {
3264 size.len = value[n].len - 7;
3265 size.data = value[n].data + 7;
3267 ls->conf.rcvbuf = ngx_parse_size(&size);
3270 if (ls->conf.rcvbuf == NGX_ERROR) {
3271 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3272 "invalid rcvbuf \"%V\"", &value[n]);
3273 return NGX_CONF_ERROR;
3279 if (ngx_strncmp(value[n].data, "sndbuf=", 7) == 0) {
3280 size.len = value[n].len - 7;
3281 size.data = value[n].data + 7;
3283 ls->conf.sndbuf = ngx_parse_size(&size);
3286 if (ls->conf.sndbuf == NGX_ERROR) {
3287 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3288 "invalid sndbuf \"%V\"", &value[n]);
3289 return NGX_CONF_ERROR;
3295 if (ngx_strncmp(value[n].data, "accept_filter=", 14) == 0) {
3296 #if (NGX_HAVE_DEFERRED_ACCEPT && defined SO_ACCEPTFILTER)
3297 ls->conf.accept_filter = (char *) &value[n].data[14];
3300 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3301 "accept filters \"%V\" are not supported "
3302 "on this platform, ignored",
3308 if (ngx_strcmp(value[n].data, "deferred") == 0) {
3309 #if (NGX_HAVE_DEFERRED_ACCEPT && defined TCP_DEFER_ACCEPT)
3310 ls->conf.deferred_accept = 1;
3313 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3314 "the deferred accept is not supported "
3315 "on this platform, ignored");
3320 if (ngx_strcmp(value[n].data, "ssl") == 0) {
3325 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3326 "the \"ssl\" parameter requires "
3327 "ngx_http_ssl_module");
3328 return NGX_CONF_ERROR;
3332 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3333 "the invalid \"%V\" parameter", &value[n]);
3334 return NGX_CONF_ERROR;
3342 ngx_http_core_server_name(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3344 ngx_http_core_srv_conf_t *cscf = conf;
3347 ngx_str_t *value, name;
3349 ngx_http_server_name_t *sn;
3351 value = cf->args->elts;
3353 ch = value[1].data[0];
3355 if (cscf->server_name.data == NULL) {
3364 cscf->server_name.len = name.len;
3365 cscf->server_name.data = ngx_pstrdup(cf->pool, &name);
3366 if (cscf->server_name.data == NULL) {
3367 return NGX_CONF_ERROR;
3371 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3372 "the first server name must not be empty");
3373 return NGX_CONF_ERROR;
3377 for (i = 1; i < cf->args->nelts; i++) {
3379 ch = value[i].data[0];
3381 if ((ch == '*' && (value[i].len < 3 || value[i].data[1] != '.'))
3382 || (ch == '.' && value[i].len < 2))
3384 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3385 "server name \"%V\" is invalid", &value[i]);
3386 return NGX_CONF_ERROR;
3389 if (ngx_strchr(value[i].data, '/')) {
3390 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
3391 "server name \"%V\" has strange symbols",
3395 if (value[i].len == 1 && ch == '*') {
3396 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3397 "\"server_name *\" is unsupported, use "
3398 "\"server_name_in_redirect off\" instead");
3399 return NGX_CONF_ERROR;
3402 sn = ngx_array_push(&cscf->server_names);
3404 return NGX_CONF_ERROR;
3410 sn->core_srv_conf = cscf;
3411 sn->name = value[i];
3413 if (value[i].data[0] != '~') {
3420 u_char errstr[NGX_MAX_CONF_ERRSTR];
3422 err.len = NGX_MAX_CONF_ERRSTR;
3428 sn->regex = ngx_regex_compile(&value[i], 0, cf->pool, &err);
3430 if (sn->regex == NULL) {
3431 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data);
3432 return NGX_CONF_ERROR;
3435 sn->name = value[i];
3438 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3439 "the using of the regex \"%V\" "
3440 "requires PCRE library", &value[i]);
3442 return NGX_CONF_ERROR;
3451 ngx_http_core_root(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3453 ngx_http_core_loc_conf_t *lcf = conf;
3456 ngx_uint_t alias, n;
3457 ngx_http_script_compile_t sc;
3459 alias = (cmd->name.len == sizeof("alias") - 1) ? 1 : 0;
3461 if (lcf->root.data) {
3463 /* the (ngx_uint_t) cast is required by gcc 2.7.2.3 */
3465 if ((ngx_uint_t) lcf->alias == alias) {
3466 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3467 "\"%V\" directive is duplicate",
3470 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3471 "\"%V\" directive is duplicate, "
3472 "\"%s\" directive is specified before",
3473 &cmd->name, lcf->alias ? "alias" : "root");
3476 return NGX_CONF_ERROR;
3479 if (lcf->named && alias) {
3480 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3481 "the \"alias\" directive may not be used "
3482 "inside named location");
3484 return NGX_CONF_ERROR;
3489 if (lcf->regex && alias) {
3490 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3491 "the \"alias\" directive may not be used "
3492 "inside location given by regular expression");
3494 return NGX_CONF_ERROR;
3499 value = cf->args->elts;
3501 if (ngx_strstr(value[1].data, "$document_root")
3502 || ngx_strstr(value[1].data, "${document_root}"))
3504 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3505 "the $document_root variable may not be used "
3506 "in the \"%V\" directive",
3509 return NGX_CONF_ERROR;
3512 if (ngx_strstr(value[1].data, "$realpath_root")
3513 || ngx_strstr(value[1].data, "${realpath_root}"))
3515 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3516 "the $realpath_root variable may not be used "
3517 "in the \"%V\" directive",
3520 return NGX_CONF_ERROR;
3524 lcf->root = value[1];
3526 if (!alias && lcf->root.data[lcf->root.len - 1] == '/') {
3530 if (lcf->root.data[0] != '$') {
3531 if (ngx_conf_full_name(cf->cycle, &lcf->root, 0) == NGX_ERROR) {
3532 return NGX_CONF_ERROR;
3536 n = ngx_http_script_variables_count(&lcf->root);
3542 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
3545 sc.source = &lcf->root;
3546 sc.lengths = &lcf->root_lengths;
3547 sc.values = &lcf->root_values;
3549 sc.complete_lengths = 1;
3550 sc.complete_values = 1;
3552 if (ngx_http_script_compile(&sc) != NGX_OK) {
3553 return NGX_CONF_ERROR;
3560 static ngx_http_method_name_t ngx_methods_names[] = {
3561 { (u_char *) "GET", (uint32_t) ~NGX_HTTP_GET },
3562 { (u_char *) "HEAD", (uint32_t) ~NGX_HTTP_HEAD },
3563 { (u_char *) "POST", (uint32_t) ~NGX_HTTP_POST },
3564 { (u_char *) "PUT", (uint32_t) ~NGX_HTTP_PUT },
3565 { (u_char *) "DELETE", (uint32_t) ~NGX_HTTP_DELETE },
3566 { (u_char *) "MKCOL", (uint32_t) ~NGX_HTTP_MKCOL },
3567 { (u_char *) "COPY", (uint32_t) ~NGX_HTTP_COPY },
3568 { (u_char *) "MOVE", (uint32_t) ~NGX_HTTP_MOVE },
3569 { (u_char *) "OPTIONS", (uint32_t) ~NGX_HTTP_OPTIONS },
3570 { (u_char *) "PROPFIND" , (uint32_t) ~NGX_HTTP_PROPFIND },
3571 { (u_char *) "PROPPATCH", (uint32_t) ~NGX_HTTP_PROPPATCH },
3572 { (u_char *) "LOCK", (uint32_t) ~NGX_HTTP_LOCK },
3573 { (u_char *) "UNLOCK", (uint32_t) ~NGX_HTTP_UNLOCK },
3579 ngx_http_core_limit_except(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3581 ngx_http_core_loc_conf_t *pclcf = conf;
3588 ngx_http_module_t *module;
3589 ngx_http_conf_ctx_t *ctx, *pctx;
3590 ngx_http_method_name_t *name;
3591 ngx_http_core_loc_conf_t *clcf;
3593 if (pclcf->limit_except) {
3597 pclcf->limit_except = 0xffffffff;
3599 value = cf->args->elts;
3601 for (i = 1; i < cf->args->nelts; i++) {
3602 for (name = ngx_methods_names; name->name; name++) {
3604 if (ngx_strcasecmp(value[i].data, name->name) == 0) {
3605 pclcf->limit_except &= name->method;
3610 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3611 "invalid method \"%V\"", &value[i]);
3612 return NGX_CONF_ERROR;
3618 if (!(pclcf->limit_except & NGX_HTTP_GET)) {
3619 pclcf->limit_except &= (uint32_t) ~NGX_HTTP_HEAD;
3622 ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t));
3624 return NGX_CONF_ERROR;
3628 ctx->main_conf = pctx->main_conf;
3629 ctx->srv_conf = pctx->srv_conf;
3631 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
3632 if (ctx->loc_conf == NULL) {
3633 return NGX_CONF_ERROR;
3636 for (i = 0; ngx_modules[i]; i++) {
3637 if (ngx_modules[i]->type != NGX_HTTP_MODULE) {
3641 module = ngx_modules[i]->ctx;
3643 if (module->create_loc_conf) {
3645 mconf = module->create_loc_conf(cf);
3646 if (mconf == NULL) {
3647 return NGX_CONF_ERROR;
3650 ctx->loc_conf[ngx_modules[i]->ctx_index] = mconf;
3655 clcf = ctx->loc_conf[ngx_http_core_module.ctx_index];
3656 pclcf->limit_except_loc_conf = ctx->loc_conf;
3657 clcf->loc_conf = ctx->loc_conf;
3658 clcf->name = pclcf->name;
3661 if (ngx_http_add_location(cf, &pclcf->locations, clcf) != NGX_OK) {
3662 return NGX_CONF_ERROR;
3667 cf->cmd_type = NGX_HTTP_LMT_CONF;
3669 rv = ngx_conf_parse(cf, NULL);
3678 ngx_http_core_directio(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3680 ngx_http_core_loc_conf_t *clcf = conf;
3684 if (clcf->directio != NGX_CONF_UNSET) {
3685 return "is duplicate";
3688 value = cf->args->elts;
3690 if (ngx_strcmp(value[1].data, "off") == 0) {
3691 clcf->directio = NGX_OPEN_FILE_DIRECTIO_OFF;
3695 clcf->directio = ngx_parse_offset(&value[1]);
3696 if (clcf->directio == (off_t) NGX_ERROR) {
3697 return "invalid value";
3705 ngx_http_core_error_page(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3707 ngx_http_core_loc_conf_t *lcf = conf;
3710 ngx_int_t overwrite;
3711 ngx_str_t *value, uri;
3712 ngx_uint_t i, n, nvar;
3713 ngx_array_t *uri_lengths, *uri_values;
3714 ngx_http_err_page_t *err;
3715 ngx_http_script_compile_t sc;
3717 if (lcf->error_pages == NULL) {
3718 lcf->error_pages = ngx_array_create(cf->pool, 4,
3719 sizeof(ngx_http_err_page_t));
3720 if (lcf->error_pages == NULL) {
3721 return NGX_CONF_ERROR;
3725 value = cf->args->elts;
3727 i = cf->args->nelts - 2;
3729 if (value[i].data[0] == '=') {
3731 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3732 "invalid value \"%V\"", &value[i]);
3733 return NGX_CONF_ERROR;
3736 if (value[i].len > 1) {
3737 overwrite = ngx_atoi(&value[i].data[1], value[i].len - 1);
3739 if (overwrite == NGX_ERROR) {
3740 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3741 "invalid value \"%V\"", &value[i]);
3742 return NGX_CONF_ERROR;
3756 uri = value[cf->args->nelts - 1];
3760 nvar = ngx_http_script_variables_count(&uri);
3763 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
3767 sc.lengths = &uri_lengths;
3768 sc.values = &uri_values;
3769 sc.variables = nvar;
3770 sc.complete_lengths = 1;
3771 sc.complete_values = 1;
3773 if (ngx_http_script_compile(&sc) != NGX_OK) {
3774 return NGX_CONF_ERROR;
3778 args = (u_char *) ngx_strchr(uri.data, '?');
3780 for (i = 1; i < cf->args->nelts - n; i++) {
3781 err = ngx_array_push(lcf->error_pages);
3783 return NGX_CONF_ERROR;
3786 err->status = ngx_atoi(value[i].data, value[i].len);
3788 if (err->status == NGX_ERROR || err->status == 499) {
3789 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3790 "invalid value \"%V\"", &value[i]);
3791 return NGX_CONF_ERROR;
3794 if (err->status < 400 || err->status > 599) {
3795 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3796 "value \"%V\" must be between 400 and 599",
3798 return NGX_CONF_ERROR;
3801 if (overwrite >= 0) {
3802 err->overwrite = overwrite;
3805 switch (err->status) {
3806 case NGX_HTTP_TO_HTTPS:
3807 case NGX_HTTPS_CERT_ERROR:
3808 case NGX_HTTPS_NO_CERT:
3809 err->overwrite = NGX_HTTP_BAD_REQUEST;
3813 err->overwrite = err->status;
3819 err->uri.len = args - uri.data;
3820 err->uri.data = uri.data;
3822 err->args.len = (uri.data + uri.len) - args;
3823 err->args.data = args;
3828 err->args.data = NULL;
3831 err->uri_lengths = uri_lengths;
3832 err->uri_values = uri_values;
3840 ngx_http_core_try_files(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3842 ngx_http_core_loc_conf_t *clcf = conf;
3846 ngx_http_try_file_t *tf;
3847 ngx_http_script_compile_t sc;
3848 ngx_http_core_main_conf_t *cmcf;
3850 if (clcf->try_files) {
3851 return "is duplicate";
3854 cmcf = ngx_http_conf_get_module_main_conf(cf, ngx_http_core_module);
3856 cmcf->try_files = 1;
3858 tf = ngx_pcalloc(cf->pool, cf->args->nelts * sizeof(ngx_http_try_file_t));
3860 return NGX_CONF_ERROR;
3863 clcf->try_files = tf;
3865 value = cf->args->elts;
3867 for (i = 0; i < cf->args->nelts - 1; i++) {
3869 tf[i].name = value[i + 1];
3871 if (tf[i].name.data[tf[i].name.len - 1] == '/') {
3876 n = ngx_http_script_variables_count(&tf[i].name);
3879 ngx_memzero(&sc, sizeof(ngx_http_script_compile_t));
3882 sc.source = &tf[i].name;
3883 sc.lengths = &tf[i].lengths;
3884 sc.values = &tf[i].values;
3886 sc.complete_lengths = 1;
3887 sc.complete_values = 1;
3889 if (ngx_http_script_compile(&sc) != NGX_OK) {
3890 return NGX_CONF_ERROR;
3894 /* add trailing '\0' to length */
3904 ngx_http_core_open_file_cache(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3906 ngx_http_core_loc_conf_t *lcf = conf;
3909 ngx_str_t *value, s;
3913 if (lcf->open_file_cache != NGX_CONF_UNSET_PTR) {
3914 return "is duplicate";
3917 value = cf->args->elts;
3922 for (i = 1; i < cf->args->nelts; i++) {
3924 if (ngx_strncmp(value[i].data, "max=", 4) == 0) {
3926 max = ngx_atoi(value[i].data + 4, value[i].len - 4);
3927 if (max == NGX_ERROR) {
3934 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
3936 s.len = value[i].len - 9;
3937 s.data = value[i].data + 9;
3939 inactive = ngx_parse_time(&s, 1);
3947 if (ngx_strcmp(value[i].data, "off") == 0) {
3949 lcf->open_file_cache = NULL;
3956 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3957 "invalid \"open_file_cache\" parameter \"%V\"",
3959 return NGX_CONF_ERROR;
3962 if (lcf->open_file_cache == NULL) {
3967 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3968 "\"open_file_cache\" must have \"max\" parameter");
3969 return NGX_CONF_ERROR;
3972 lcf->open_file_cache = ngx_open_file_cache_init(cf->pool, max, inactive);
3973 if (lcf->open_file_cache) {
3977 return NGX_CONF_ERROR;
3982 ngx_http_core_error_log(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3984 ngx_http_core_loc_conf_t *lcf = conf;
3986 lcf->err_log = ngx_log_create_errlog(cf->cycle, cf->args);
3987 if (lcf->err_log == NULL) {
3988 return NGX_CONF_ERROR;
3991 return ngx_set_error_log_levels(cf, lcf->err_log);
3996 ngx_http_core_keepalive(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3998 ngx_http_core_loc_conf_t *lcf = conf;
4002 if (lcf->keepalive_timeout != NGX_CONF_UNSET_MSEC) {
4003 return "is duplicate";
4006 value = cf->args->elts;
4008 lcf->keepalive_timeout = ngx_parse_time(&value[1], 0);
4010 if (lcf->keepalive_timeout == (ngx_msec_t) NGX_ERROR) {
4011 return "invalid value";
4014 if (lcf->keepalive_timeout == (ngx_msec_t) NGX_PARSE_LARGE_TIME) {
4015 return "value must be less than 597 hours";
4018 if (cf->args->nelts == 2) {
4022 lcf->keepalive_header = ngx_parse_time(&value[2], 1);
4024 if (lcf->keepalive_header == NGX_ERROR) {
4025 return "invalid value";
4028 if (lcf->keepalive_header == NGX_PARSE_LARGE_TIME) {
4029 return "value must be less than 68 years";
4037 ngx_http_core_internal(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
4039 ngx_http_core_loc_conf_t *lcf = conf;
4041 if (lcf->internal != NGX_CONF_UNSET) {
4042 return "is duplicate";
4052 ngx_http_core_resolver(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
4054 ngx_http_core_loc_conf_t *clcf = conf;
4059 if (clcf->resolver) {
4060 return "is duplicate";
4063 value = cf->args->elts;
4065 ngx_memzero(&u, sizeof(ngx_url_t));
4070 if (ngx_inet_resolve_host(cf->pool, &u) != NGX_OK) {
4071 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%V: %s", &u.host, u.err);
4072 return NGX_CONF_ERROR;
4075 clcf->resolver = ngx_resolver_create(cf, &u.addrs[0]);
4076 if (clcf->resolver == NULL) {
4087 ngx_http_gzip_disable(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
4089 ngx_http_core_loc_conf_t *clcf = conf;
4093 ngx_str_t err, *value;
4095 ngx_regex_elt_t *re;
4096 u_char errstr[NGX_MAX_CONF_ERRSTR];
4098 if (clcf->gzip_disable == NGX_CONF_UNSET_PTR) {
4099 clcf->gzip_disable = ngx_array_create(cf->pool, 2,
4100 sizeof(ngx_regex_elt_t));
4101 if (clcf->gzip_disable == NULL) {
4102 return NGX_CONF_ERROR;
4106 value = cf->args->elts;
4108 err.len = NGX_MAX_CONF_ERRSTR;
4111 for (i = 1; i < cf->args->nelts; i++) {
4113 if (ngx_strcmp(value[1].data, "msie6") == 0) {
4114 clcf->gzip_disable_msie6 = 1;
4118 re = ngx_array_push(clcf->gzip_disable);
4120 return NGX_CONF_ERROR;
4123 re->regex = ngx_regex_compile(&value[i], NGX_REGEX_CASELESS, cf->pool,
4126 if (re->regex == NULL) {
4127 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data);
4128 return NGX_CONF_ERROR;
4131 re->name = value[i].data;
4139 value = cf->args->elts;
4141 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "msie6") == 0) {
4142 clcf->gzip_disable_msie6 = 1;
4146 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
4147 "without PCRE library \"gzip_disable\" supports "
4148 "builtin \"msie6\" mask only");
4150 return NGX_CONF_ERROR;
4158 ngx_http_core_lowat_check(ngx_conf_t *cf, void *post, void *data)
4163 if ((u_long) *np >= ngx_freebsd_net_inet_tcp_sendspace) {
4164 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
4165 "\"send_lowat\" must be less than %d "
4166 "(sysctl net.inet.tcp.sendspace)",
4167 ngx_freebsd_net_inet_tcp_sendspace);
4169 return NGX_CONF_ERROR;
4172 #elif !(NGX_HAVE_SO_SNDLOWAT)
4175 ngx_conf_log_error(NGX_LOG_WARN, cf, 0,
4176 "\"send_lowat\" is not supported, ignored");
4187 ngx_http_core_pool_size(ngx_conf_t *cf, void *post, void *data)
4191 if (*sp < NGX_MIN_POOL_SIZE) {
4192 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
4193 "pool must be no less than %uz", NGX_MIN_POOL_SIZE);
4195 return NGX_CONF_ERROR;