Mercurial > hg > nginx

comparison src/http/ngx_http_core_module.c @ 195:8dee38ea9117

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2003-11-25-23:44:56 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 25 Nov 2003 20:44:56 +0000
parents 2357fa41738a
children 267ea1d98683
comparison
equal deleted inserted replaced
194:2357fa41738a 195:8dee38ea9117
86 NGX_HTTP_SRV_CONF_OFFSET, 86 NGX_HTTP_SRV_CONF_OFFSET,
87 offsetof(ngx_http_core_srv_conf_t, large_client_header), 87 offsetof(ngx_http_core_srv_conf_t, large_client_header),
88 NULL}, 88 NULL},
89 89
90 {ngx_string("location"), 90 {ngx_string("location"),
91 NGX_HTTP_SRV_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE1, 91 NGX_HTTP_SRV_CONF|NGX_CONF_BLOCK|NGX_CONF_TAKE12,
92 ngx_location_block, 92 ngx_location_block,
93 NGX_HTTP_SRV_CONF_OFFSET, 93 NGX_HTTP_SRV_CONF_OFFSET,
94 0, 94 0,
95 NULL}, 95 NULL},
96 96
366 } 366 }
367 367
368 368
369 int ngx_http_find_location_config(ngx_http_request_t *r) 369 int ngx_http_find_location_config(ngx_http_request_t *r)
370 { 370 {
371 int i, rc; 371 ngx_int_t i, rc, exact;
372 ngx_str_t *auto_redirect; 372 ngx_str_t *auto_redirect;
373 ngx_http_core_loc_conf_t *clcf, **clcfp; 373 ngx_http_core_loc_conf_t *clcf, **clcfp;
374 ngx_http_core_srv_conf_t *cscf; 374 ngx_http_core_srv_conf_t *cscf;
375 375
376 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module); 376 cscf = ngx_http_get_module_srv_conf(r, ngx_http_core_module);
377 auto_redirect = NULL; 377 auto_redirect = NULL;
378 exact = 0;
378 379
379 clcfp = cscf->locations.elts; 380 clcfp = cscf->locations.elts;
380 for (i = 0; i < cscf->locations.nelts; i++) { 381 for (i = 0; i < cscf->locations.nelts; i++) {
381 #if 0 382
382 ngx_log_debug(r->connection->log, "trans: %s" _ clcfp[i]->name.data); 383 #if 1
384 ngx_log_debug(r->connection->log, "trans: %s: %d" _
385 clcfp[i]->name.data _ clcfp[i]->exact_match);
383 #endif 386 #endif
387
388 if (clcfp[i]->regex) {
389 break;
390 }
391
384 if (clcfp[i]->auto_redirect 392 if (clcfp[i]->auto_redirect
385 && r->uri.len == clcfp[i]->name.len - 1 393 && r->uri.len == clcfp[i]->name.len - 1
386 && ngx_strncmp(r->uri.data, clcfp[i]->name.data, 394 && ngx_strncmp(r->uri.data, clcfp[i]->name.data,
387 clcfp[i]->name.len - 1) == 0) 395 clcfp[i]->name.len - 1) == 0)
388 { 396 {
404 if (rc == 0) { 412 if (rc == 0) {
405 r->loc_conf = clcfp[i]->loc_conf; 413 r->loc_conf = clcfp[i]->loc_conf;
406 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); 414 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
407 r->connection->log->file = clcf->err_log->file; 415 r->connection->log->file = clcf->err_log->file;
408 r->connection->log->log_level = clcf->err_log->log_level; 416 r->connection->log->log_level = clcf->err_log->log_level;
417
418 if (clcfp[i]->exact_match && r->uri.len == clcfp[i]->name.len) {
419 exact = 1;
420 break;
421 }
422 }
423 }
424
425 if (!exact && !auto_redirect) {
426 /* regex matches */
427
428 for (/* void */; i < cscf->locations.nelts; i++) {
429
430 #if 1
431 ngx_log_debug(r->connection->log, "trans: %s: %d" _
432 clcfp[i]->name.data _ clcfp[i]->exact_match);
433 #endif
434
435 if (!clcfp[i]->regex) {
436 continue;
437 }
438
439 rc = ngx_regex_exec(clcfp[i]->regex, &r->uri);
440
441 if (rc == NGX_DECLINED) {
442 continue;
443 }
444
445 if (rc < 0) {
446 ngx_log_error(NGX_LOG_ALERT, r->connection->log, 0,
447 ngx_regex_exec_n
448 " failed: %d on \"%s\" using \"%s\"",
449 rc, r->uri.data, clcfp[i]->name.data);
450 return NGX_HTTP_INTERNAL_SERVER_ERROR;
451 }
452
453 /* match */
454
455 r->loc_conf = clcfp[i]->loc_conf;
456 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
457 r->connection->log->file = clcf->err_log->file;
458 r->connection->log->log_level = clcf->err_log->log_level;
459
460 break;
409 } 461 }
410 } 462 }
411 463
412 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); 464 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
413 465
667 719
668 return rv; 720 return rv;
669 } 721 }
670 722
671 723
672 static int ngx_cmp_locations(const void *first, const void *second) 724 static int ngx_cmp_locations(const void *one, const void *two)
673 { 725 {
674 ngx_http_core_loc_conf_t *one = *(ngx_http_core_loc_conf_t **) first; 726 ngx_http_core_loc_conf_t *first = *(ngx_http_core_loc_conf_t **) one;
675 ngx_http_core_loc_conf_t *two = *(ngx_http_core_loc_conf_t **) second; 727 ngx_http_core_loc_conf_t *second = *(ngx_http_core_loc_conf_t **) two;
676 728
677 return ngx_strcmp(one->name.data, two->name.data); 729 ngx_int_t rc;
730
731 if (first->regex && !second->regex) {
732 /* shift regex matches to the end */
733 return 1;
734 }
735
736 if (first->regex || second->regex) {
737 /* do not sort regex matches */
738 return 0;
739 }
740
741 rc = ngx_strcmp(first->name.data, second->name.data);
742
743 if (rc == 0 && second->exact_match) {
744 /* an exact match must be before the same inclusive one */
745 return 1;
746 }
747
748 return rc;
678 } 749 }
679 750
680 751
681 static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy) 752 static char *ngx_location_block(ngx_conf_t *cf, ngx_command_t *cmd, void *dummy)
682 { 753 {
683 int m;
684 char *rv; 754 char *rv;
685 ngx_str_t *location; 755 ngx_int_t m;
756 ngx_str_t *value, err;
686 ngx_http_module_t *module; 757 ngx_http_module_t *module;
687 ngx_conf_t pvcf; 758 ngx_conf_t pvcf;
688 ngx_http_conf_ctx_t *ctx, *pvctx; 759 ngx_http_conf_ctx_t *ctx, *pvctx;
689 ngx_http_core_srv_conf_t *cscf; 760 ngx_http_core_srv_conf_t *cscf;
690 ngx_http_core_loc_conf_t *clcf, **clcfp; 761 ngx_http_core_loc_conf_t *clcf, **clcfp;
691 762 char errstr[NGX_MAX_CONF_ERRSTR];
692 ngx_test_null(ctx, 763
693 ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)), 764 if (!(ctx = ngx_pcalloc(cf->pool, sizeof(ngx_http_conf_ctx_t)))) {
694 NGX_CONF_ERROR); 765 return NGX_CONF_ERROR;
766 }
695 767
696 pvctx = (ngx_http_conf_ctx_t *) cf->ctx; 768 pvctx = (ngx_http_conf_ctx_t *) cf->ctx;
697 ctx->main_conf = pvctx->main_conf; 769 ctx->main_conf = pvctx->main_conf;
698 ctx->srv_conf = pvctx->srv_conf; 770 ctx->srv_conf = pvctx->srv_conf;
699 771
700 ngx_test_null(ctx->loc_conf, 772 ctx->loc_conf = ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module);
701 ngx_pcalloc(cf->pool, sizeof(void *) * ngx_http_max_module), 773 if (ctx->loc_conf == NULL) {
702 NGX_CONF_ERROR); 774 return NGX_CONF_ERROR;
775 }
703 776
704 for (m = 0; ngx_modules[m]; m++) { 777 for (m = 0; ngx_modules[m]; m++) {
705 if (ngx_modules[m]->type != NGX_HTTP_MODULE) { 778 if (ngx_modules[m]->type != NGX_HTTP_MODULE) {
706 continue; 779 continue;
707 } 780 }
708 781
709 module = ngx_modules[m]->ctx; 782 module = ngx_modules[m]->ctx;
710 783
711 if (module->create_loc_conf) { 784 if (module->create_loc_conf) {
712 ngx_test_null(ctx->loc_conf[ngx_modules[m]->ctx_index], 785 ctx->loc_conf[ngx_modules[m]->ctx_index] =
713 module->create_loc_conf(cf), 786 module->create_loc_conf(cf);
714 NGX_CONF_ERROR); 787 if (ctx->loc_conf[ngx_modules[m]->ctx_index] == NULL) {
788 return NGX_CONF_ERROR;
789 }
715 } 790 }
716 } 791 }
717 792
718 clcf = ctx->loc_conf[ngx_http_core_module.ctx_index]; 793 clcf = ctx->loc_conf[ngx_http_core_module.ctx_index];
719 location = (ngx_str_t *) cf->args->elts;
720 clcf->name.len = location[1].len;
721 clcf->name.data = location[1].data;
722 clcf->loc_conf = ctx->loc_conf; 794 clcf->loc_conf = ctx->loc_conf;
723 795
796 value = (ngx_str_t *) cf->args->elts;
797
798 if (cf->args->nelts == 3) {
799 if (value[1].len == 1 && value[1].data[0] == '=') {
800 clcf->name.len = value[2].len;
801 clcf->name.data = value[2].data;
802 clcf->exact_match = 1;
803
804 } else if ((value[1].len == 1 && value[1].data[0] == '~')
805 || (value[1].len == 2
806 && value[1].data[0] == '~'
807 && value[1].data[1] == '*'))
808 {
809 err.len = NGX_MAX_CONF_ERRSTR;
810 err.data = errstr;
811
812 clcf->regex = ngx_regex_compile(&value[2],
813 value[1].len == 2 ? NGX_REGEX_CASELESS: 0,
814 cf->pool, &err);
815
816 if (clcf->regex == NULL) {
817 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, "%s", err.data);
818 return NGX_CONF_ERROR;
819 }
820
821 clcf->name.len = value[2].len;
822 clcf->name.data = value[2].data;
823
824 } else {
825 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
826 "invalid location modifier \"%s\"",
827 value[1].data);
828 return NGX_CONF_ERROR;
829 }
830
831 } else {
832 clcf->name.len = value[1].len;
833 clcf->name.data = value[1].data;
834 }
835
724 cscf = ctx->srv_conf[ngx_http_core_module.ctx_index]; 836 cscf = ctx->srv_conf[ngx_http_core_module.ctx_index];
725 ngx_test_null(clcfp, ngx_push_array(&cscf->locations), NGX_CONF_ERROR); 837 if (!(clcfp = ngx_push_array(&cscf->locations))) {
838 return NGX_CONF_ERROR;
839 }
726 *clcfp = clcf; 840 *clcfp = clcf;
727 841
728 pvcf = *cf; 842 pvcf = *cf;
729 cf->ctx = ctx; 843 cf->ctx = ctx;
730 cf->cmd_type = NGX_HTTP_LOC_CONF; 844 cf->cmd_type = NGX_HTTP_LOC_CONF;
908 lcf->types = NULL; 1022 lcf->types = NULL;
909 lcf->default_type.len = 0; 1023 lcf->default_type.len = 0;
910 lcf->default_type.data = NULL; 1024 lcf->default_type.data = NULL;
911 lcf->err_log = NULL; 1025 lcf->err_log = NULL;
912 lcf->error_pages = NULL; 1026 lcf->error_pages = NULL;
1027
1028 lcf->regex = NULL;
1029 lcf->exact_match = 0;
1030 lcf->auto_redirect = 0;
913 1031
914 */ 1032 */
915 1033
916 lcf->client_body_timeout = NGX_CONF_UNSET; 1034 lcf->client_body_timeout = NGX_CONF_UNSET;
917 lcf->sendfile = NGX_CONF_UNSET; 1035 lcf->sendfile = NGX_CONF_UNSET;
1077 "can not resolve host \"%s\" " 1195 "can not resolve host \"%s\" "
1078 "in \"%s\" directive", addr, cmd->name.data); 1196 "in \"%s\" directive", addr, cmd->name.data);
1079 return NGX_CONF_ERROR; 1197 return NGX_CONF_ERROR;
1080 } 1198 }
1081 1199
1082 ls->addr = *(u_int32_t *)(h->h_addr_list[0]); 1200 ls->addr = *(in_addr_t *)(h->h_addr_list[0]);
1083 } 1201 }
1084 1202
1085 return NGX_CONF_OK; 1203 return NGX_CONF_OK;
1086 } 1204 }
1087 1205