annotate src/core/ngx_open_file_cache.c @ 662:e5fa0a4a7d27 NGINX_1_1_15

nginx 1.1.15 *) Feature: the "disable_symlinks" directive. *) Feature: the "proxy_cookie_domain" and "proxy_cookie_path" directives. *) Bugfix: nginx might log incorrect error "upstream prematurely closed connection" instead of correct "upstream sent too big header" one. Thanks to Feibo Li. *) Bugfix: nginx could not be built with the ngx_http_perl_module if the --with-openssl option was used. *) Bugfix: internal redirects to named locations were not limited. *) Bugfix: calling $r->flush() multiple times might cause errors in the ngx_http_gzip_filter_module. *) Bugfix: temporary files might be not removed if the "proxy_store" directive were used with SSI includes. *) Bugfix: in some cases non-cacheable variables (such as the $args variable) returned old empty cached value. *) Bugfix: a segmentation fault might occur in a worker process if too many SSI subrequests were issued simultaneously; the bug had appeared in 0.7.25.
author Igor Sysoev <http://sysoev.ru>
date Wed, 15 Feb 2012 00:00:00 +0400
parents d0f7a625f27c
children f5b859b2f097
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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10 #include <ngx_event.h>
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13 /*
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14 * open file cache caches
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15 * open file handles with stat() info;
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16 * directories stat() info;
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17 * files and directories errors: not found, access denied, etc.
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18 */
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19
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20
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21 #define NGX_MIN_READ_AHEAD (128 * 1024)
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23
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24 static void ngx_open_file_cache_cleanup(void *data);
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25 #if (NGX_HAVE_OPENAT)
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26 static ngx_fd_t ngx_openat_file_owner(ngx_fd_t at_fd, const u_char *name,
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27 ngx_int_t mode, ngx_int_t create, ngx_int_t access, ngx_log_t *log);
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28 #endif
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29 static ngx_fd_t ngx_open_file_wrapper(ngx_str_t *name,
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30 ngx_open_file_info_t *of, ngx_int_t mode, ngx_int_t create,
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31 ngx_int_t access, ngx_log_t *log);
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32 static ngx_int_t ngx_file_info_wrapper(ngx_str_t *name,
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33 ngx_open_file_info_t *of, ngx_file_info_t *fi, ngx_log_t *log);
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34 static ngx_int_t ngx_open_and_stat_file(ngx_str_t *name,
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35 ngx_open_file_info_t *of, ngx_log_t *log);
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36 static void ngx_open_file_add_event(ngx_open_file_cache_t *cache,
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37 ngx_cached_open_file_t *file, ngx_open_file_info_t *of, ngx_log_t *log);
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38 static void ngx_open_file_cleanup(void *data);
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39 static void ngx_close_cached_file(ngx_open_file_cache_t *cache,
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40 ngx_cached_open_file_t *file, ngx_uint_t min_uses, ngx_log_t *log);
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41 static void ngx_open_file_del_event(ngx_cached_open_file_t *file);
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42 static void ngx_expire_old_cached_files(ngx_open_file_cache_t *cache,
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43 ngx_uint_t n, ngx_log_t *log);
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44 static void ngx_open_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp,
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45 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel);
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46 static ngx_cached_open_file_t *
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47 ngx_open_file_lookup(ngx_open_file_cache_t *cache, ngx_str_t *name,
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48 uint32_t hash);
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49 static void ngx_open_file_cache_remove(ngx_event_t *ev);
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52 ngx_open_file_cache_t *
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53 ngx_open_file_cache_init(ngx_pool_t *pool, ngx_uint_t max, time_t inactive)
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54 {
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55 ngx_pool_cleanup_t *cln;
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56 ngx_open_file_cache_t *cache;
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57
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58 cache = ngx_palloc(pool, sizeof(ngx_open_file_cache_t));
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59 if (cache == NULL) {
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60 return NULL;
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61 }
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62
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63 ngx_rbtree_init(&cache->rbtree, &cache->sentinel,
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64 ngx_open_file_cache_rbtree_insert_value);
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65
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66 ngx_queue_init(&cache->expire_queue);
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67
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68 cache->current = 0;
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69 cache->max = max;
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70 cache->inactive = inactive;
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71
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72 cln = ngx_pool_cleanup_add(pool, 0);
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73 if (cln == NULL) {
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74 return NULL;
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75 }
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76
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77 cln->handler = ngx_open_file_cache_cleanup;
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78 cln->data = cache;
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79
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80 return cache;
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81 }
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82
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83
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84 static void
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85 ngx_open_file_cache_cleanup(void *data)
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86 {
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87 ngx_open_file_cache_t *cache = data;
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88
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89 ngx_queue_t *q;
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90 ngx_cached_open_file_t *file;
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91
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92 ngx_log_debug0(NGX_LOG_DEBUG_CORE, ngx_cycle->log, 0,
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93 "open file cache cleanup");
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94
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95 for ( ;; ) {
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96
358
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97 if (ngx_queue_empty(&cache->expire_queue)) {
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98 break;
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99 }
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100
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101 q = ngx_queue_last(&cache->expire_queue);
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102
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103 file = ngx_queue_data(q, ngx_cached_open_file_t, queue);
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104
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105 ngx_queue_remove(q);
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106
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107 ngx_rbtree_delete(&cache->rbtree, &file->node);
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108
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109 cache->current--;
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110
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111 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ngx_cycle->log, 0,
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112 "delete cached open file: %s", file->name);
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113
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114 if (!file->err && !file->is_dir) {
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115 file->close = 1;
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116 file->count = 0;
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117 ngx_close_cached_file(cache, file, 0, ngx_cycle->log);
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118
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119 } else {
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120 ngx_free(file->name);
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121 ngx_free(file);
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122 }
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123 }
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124
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125 if (cache->current) {
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126 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
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127 "%d items still leave in open file cache",
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128 cache->current);
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129 }
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130
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131 if (cache->rbtree.root != cache->rbtree.sentinel) {
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132 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
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133 "rbtree still is not empty in open file cache");
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134
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135 }
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136 }
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137
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138
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139 ngx_int_t
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140 ngx_open_cached_file(ngx_open_file_cache_t *cache, ngx_str_t *name,
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141 ngx_open_file_info_t *of, ngx_pool_t *pool)
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142 {
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Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
143 time_t now;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
144 uint32_t hash;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
145 ngx_int_t rc;
482
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
146 ngx_file_info_t fi;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
147 ngx_pool_cleanup_t *cln;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
148 ngx_cached_open_file_t *file;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
149 ngx_pool_cleanup_file_t *clnf;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
150 ngx_open_file_cache_cleanup_t *ofcln;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
151
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
152 of->fd = NGX_INVALID_FILE;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
153 of->err = 0;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
154
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
155 if (cache == NULL) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
156
482
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
157 if (of->test_only) {
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
158
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
159 if (ngx_file_info_wrapper(name, of, &fi, pool->log)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
160 == NGX_FILE_ERROR)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
161 {
482
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
162 return NGX_ERROR;
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
163 }
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
164
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
165 of->uniq = ngx_file_uniq(&fi);
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
166 of->mtime = ngx_file_mtime(&fi);
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
167 of->size = ngx_file_size(&fi);
622
8dc007eddbcf nginx 1.0.1
Igor Sysoev <http://sysoev.ru>
parents: 568
diff changeset
168 of->fs_size = ngx_file_fs_size(&fi);
482
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
169 of->is_dir = ngx_is_dir(&fi);
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
170 of->is_file = ngx_is_file(&fi);
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
171 of->is_link = ngx_is_link(&fi);
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
172 of->is_exec = ngx_is_exec(&fi);
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
173
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
174 return NGX_OK;
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
175 }
392c16f2d858 nginx 0.7.53
Igor Sysoev <http://sysoev.ru>
parents: 470
diff changeset
176
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
177 cln = ngx_pool_cleanup_add(pool, sizeof(ngx_pool_cleanup_file_t));
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
178 if (cln == NULL) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
179 return NGX_ERROR;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
180 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
181
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
182 rc = ngx_open_and_stat_file(name, of, pool->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
183
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
184 if (rc == NGX_OK && !of->is_dir) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
185 cln->handler = ngx_pool_cleanup_file;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
186 clnf = cln->data;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
187
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
188 clnf->fd = of->fd;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
189 clnf->name = name->data;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
190 clnf->log = pool->log;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
191 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
192
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
193 return rc;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
194 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
195
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
196 cln = ngx_pool_cleanup_add(pool, sizeof(ngx_open_file_cache_cleanup_t));
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
197 if (cln == NULL) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
198 return NGX_ERROR;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
199 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
200
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
201 now = ngx_time();
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
202
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
203 hash = ngx_crc32_long(name->data, name->len);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
204
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
205 file = ngx_open_file_lookup(cache, name, hash);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
206
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
207 if (file) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
208
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
209 file->uses++;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
210
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
211 ngx_queue_remove(&file->queue);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
212
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
213 if (file->fd == NGX_INVALID_FILE && file->err == 0 && !file->is_dir) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
214
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
215 /* file was not used often enough to keep open */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
216
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
217 rc = ngx_open_and_stat_file(name, of, pool->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
218
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
219 if (rc != NGX_OK && (of->err == 0 || !of->errors)) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
220 goto failed;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
221 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
222
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
223 goto add_event;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
224 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
225
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
226 if (file->use_event
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
227 || (file->event == NULL
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
228 && (of->uniq == 0 || of->uniq == file->uniq)
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
229 && now - file->created < of->valid
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
230 #if (NGX_HAVE_OPENAT)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
231 && of->disable_symlinks == file->disable_symlinks
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
232 #endif
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
233 ))
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
234 {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
235 if (file->err == 0) {
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
236
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
237 of->fd = file->fd;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
238 of->uniq = file->uniq;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
239 of->mtime = file->mtime;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
240 of->size = file->size;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
241
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
242 of->is_dir = file->is_dir;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
243 of->is_file = file->is_file;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
244 of->is_link = file->is_link;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
245 of->is_exec = file->is_exec;
410
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
246 of->is_directio = file->is_directio;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
247
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
248 if (!file->is_dir) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
249 file->count++;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
250 ngx_open_file_add_event(cache, file, of, pool->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
251 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
252
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
253 } else {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
254 of->err = file->err;
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
255 #if (NGX_HAVE_OPENAT)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
256 of->failed = file->disable_symlinks ? ngx_openat_file_n
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
257 : ngx_open_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
258 #else
484
ed5e10fb40fc nginx 0.7.54
Igor Sysoev <http://sysoev.ru>
parents: 482
diff changeset
259 of->failed = ngx_open_file_n;
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
260 #endif
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
261 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
262
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
263 goto found;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
264 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
265
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
266 ngx_log_debug4(NGX_LOG_DEBUG_CORE, pool->log, 0,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
267 "retest open file: %s, fd:%d, c:%d, e:%d",
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
268 file->name, file->fd, file->count, file->err);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
269
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
270 if (file->is_dir) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
271
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
272 /*
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
273 * chances that directory became file are very small
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
274 * so test_dir flag allows to use a single syscall
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
275 * in ngx_file_info() instead of three syscalls
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
276 */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
277
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
278 of->test_dir = 1;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
279 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
280
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
281 of->fd = file->fd;
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
282 of->uniq = file->uniq;
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
283
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
284 rc = ngx_open_and_stat_file(name, of, pool->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
285
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
286 if (rc != NGX_OK && (of->err == 0 || !of->errors)) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
287 goto failed;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
288 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
289
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
290 if (of->is_dir) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
291
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
292 if (file->is_dir || file->err) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
293 goto update;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
294 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
295
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
296 /* file became directory */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
297
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
298 } else if (of->err == 0) { /* file */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
299
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
300 if (file->is_dir || file->err) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
301 goto add_event;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
302 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
303
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
304 if (of->uniq == file->uniq) {
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
305
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
306 if (file->event) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
307 file->use_event = 1;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
308 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
309
638
f5a8cf31a203 nginx 1.1.3
Igor Sysoev <http://sysoev.ru>
parents: 622
diff changeset
310 of->is_directio = file->is_directio;
f5a8cf31a203 nginx 1.1.3
Igor Sysoev <http://sysoev.ru>
parents: 622
diff changeset
311
f5a8cf31a203 nginx 1.1.3
Igor Sysoev <http://sysoev.ru>
parents: 622
diff changeset
312 goto update;
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
313 }
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
314
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
315 /* file was changed */
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
316
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
317 } else { /* error to cache */
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
318
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
319 if (file->err || file->is_dir) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
320 goto update;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
321 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
322
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
323 /* file was removed, etc. */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
324 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
325
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
326 if (file->count == 0) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
327
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
328 ngx_open_file_del_event(file);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
329
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
330 if (ngx_close_file(file->fd) == NGX_FILE_ERROR) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
331 ngx_log_error(NGX_LOG_ALERT, pool->log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
332 ngx_close_file_n " \"%V\" failed", name);
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
333 }
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
334
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
335 goto add_event;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
336 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
337
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
338 ngx_rbtree_delete(&cache->rbtree, &file->node);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
339
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
340 cache->current--;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
341
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
342 file->close = 1;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
343
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
344 goto create;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
345 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
346
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
347 /* not found */
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
348
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
349 rc = ngx_open_and_stat_file(name, of, pool->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
350
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
351 if (rc != NGX_OK && (of->err == 0 || !of->errors)) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
352 goto failed;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
353 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
354
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
355 create:
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
356
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
357 if (cache->current >= cache->max) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
358 ngx_expire_old_cached_files(cache, 0, pool->log);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
359 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
360
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
361 file = ngx_alloc(sizeof(ngx_cached_open_file_t), pool->log);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
362
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
363 if (file == NULL) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
364 goto failed;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
365 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
366
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
367 file->name = ngx_alloc(name->len + 1, pool->log);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
368
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
369 if (file->name == NULL) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
370 ngx_free(file);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
371 file = NULL;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
372 goto failed;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
373 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
374
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
375 ngx_cpystrn(file->name, name->data, name->len + 1);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
376
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
377 file->node.key = hash;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
378
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
379 ngx_rbtree_insert(&cache->rbtree, &file->node);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
380
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
381 cache->current++;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
382
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
383 file->uses = 1;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
384 file->count = 0;
500
13b908d5338a nginx 0.8.2
Igor Sysoev <http://sysoev.ru>
parents: 484
diff changeset
385 file->use_event = 0;
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
386 file->event = NULL;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
387
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
388 add_event:
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
389
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
390 ngx_open_file_add_event(cache, file, of, pool->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
391
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
392 update:
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
393
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
394 file->fd = of->fd;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
395 file->err = of->err;
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
396 #if (NGX_HAVE_OPENAT)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
397 file->disable_symlinks = of->disable_symlinks;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
398 #endif
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
399
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
400 if (of->err == 0) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
401 file->uniq = of->uniq;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
402 file->mtime = of->mtime;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
403 file->size = of->size;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
404
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
405 file->close = 0;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
406
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
407 file->is_dir = of->is_dir;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
408 file->is_file = of->is_file;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
409 file->is_link = of->is_link;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
410 file->is_exec = of->is_exec;
410
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
411 file->is_directio = of->is_directio;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
412
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
413 if (!of->is_dir) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
414 file->count++;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
415 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
416 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
417
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
418 file->created = now;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
419
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
420 found:
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
421
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
422 file->accessed = now;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
423
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
424 ngx_queue_insert_head(&cache->expire_queue, &file->queue);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
425
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
426 ngx_log_debug5(NGX_LOG_DEBUG_CORE, pool->log, 0,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
427 "cached open file: %s, fd:%d, c:%d, e:%d, u:%d",
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
428 file->name, file->fd, file->count, file->err, file->uses);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
429
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
430 if (of->err == 0) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
431
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
432 if (!of->is_dir) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
433 cln->handler = ngx_open_file_cleanup;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
434 ofcln = cln->data;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
435
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
436 ofcln->cache = cache;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
437 ofcln->file = file;
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
438 ofcln->min_uses = of->min_uses;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
439 ofcln->log = pool->log;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
440 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
441
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
442 return NGX_OK;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
443 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
444
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
445 return NGX_ERROR;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
446
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
447 failed:
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
448
374
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
449 if (file) {
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
450 ngx_rbtree_delete(&cache->rbtree, &file->node);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
451
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
452 cache->current--;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
453
374
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
454 if (file->count == 0) {
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
455
376
edf1cb6c328e nginx 0.7.0
Igor Sysoev <http://sysoev.ru>
parents: 374
diff changeset
456 if (file->fd != NGX_INVALID_FILE) {
edf1cb6c328e nginx 0.7.0
Igor Sysoev <http://sysoev.ru>
parents: 374
diff changeset
457 if (ngx_close_file(file->fd) == NGX_FILE_ERROR) {
edf1cb6c328e nginx 0.7.0
Igor Sysoev <http://sysoev.ru>
parents: 374
diff changeset
458 ngx_log_error(NGX_LOG_ALERT, pool->log, ngx_errno,
edf1cb6c328e nginx 0.7.0
Igor Sysoev <http://sysoev.ru>
parents: 374
diff changeset
459 ngx_close_file_n " \"%s\" failed",
374
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
460 file->name);
376
edf1cb6c328e nginx 0.7.0
Igor Sysoev <http://sysoev.ru>
parents: 374
diff changeset
461 }
edf1cb6c328e nginx 0.7.0
Igor Sysoev <http://sysoev.ru>
parents: 374
diff changeset
462 }
374
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
463
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
464 ngx_free(file->name);
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
465 ngx_free(file);
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
466
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
467 } else {
67fa3851697b nginx 0.6.31
Igor Sysoev <http://sysoev.ru>
parents: 370
diff changeset
468 file->close = 1;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
469 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
470 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
471
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
472 if (of->fd != NGX_INVALID_FILE) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
473 if (ngx_close_file(of->fd) == NGX_FILE_ERROR) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
474 ngx_log_error(NGX_LOG_ALERT, pool->log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
475 ngx_close_file_n " \"%V\" failed", name);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
476 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
477 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
478
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
479 return NGX_ERROR;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
480 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
481
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
482
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
483 #if (NGX_HAVE_OPENAT)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
484
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
485 static ngx_fd_t
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
486 ngx_openat_file_owner(ngx_fd_t at_fd, const u_char *name,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
487 ngx_int_t mode, ngx_int_t create, ngx_int_t access, ngx_log_t *log)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
488 {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
489 ngx_fd_t fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
490 ngx_err_t err;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
491 ngx_file_info_t fi, atfi;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
492
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
493 /*
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
494 * To allow symlinks with the same owner, use openat() (followed
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
495 * by fstat()) and fstatat(AT_SYMLINK_NOFOLLOW), and then compare
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
496 * uids between fstat() and fstatat().
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
497 *
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
498 * As there is a race between openat() and fstatat() we don't
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
499 * know if openat() in fact opened symlink or not. Therefore,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
500 * we have to compare uids even if fstatat() reports the opened
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
501 * component isn't a symlink (as we don't know whether it was
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
502 * symlink during openat() or not).
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
503 */
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
504
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
505 fd = ngx_openat_file(at_fd, name, mode, create, access);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
506
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
507 if (fd == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
508 return NGX_FILE_ERROR;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
509 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
510
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
511 if (ngx_file_at_info(at_fd, name, &atfi, AT_SYMLINK_NOFOLLOW)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
512 == NGX_FILE_ERROR)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
513 {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
514 err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
515 goto failed;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
516 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
517
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
518 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
519 err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
520 goto failed;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
521 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
522
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
523 if (fi.st_uid != atfi.st_uid) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
524 err = NGX_ELOOP;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
525 goto failed;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
526 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
527
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
528 return fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
529
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
530 failed:
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
531
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
532 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
533 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
534 ngx_close_file_n " \"%V\" failed", name);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
535 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
536
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
537 ngx_set_errno(err);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
538
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
539 return NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
540 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
541
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
542 #endif
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
543
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
544
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
545 static ngx_fd_t
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
546 ngx_open_file_wrapper(ngx_str_t *name, ngx_open_file_info_t *of,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
547 ngx_int_t mode, ngx_int_t create, ngx_int_t access, ngx_log_t *log)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
548 {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
549 ngx_fd_t fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
550
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
551 #if !(NGX_HAVE_OPENAT)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
552
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
553 fd = ngx_open_file(name->data, mode, create, access);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
554
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
555 if (fd == NGX_INVALID_FILE) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
556 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
557 of->failed = ngx_open_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
558 return NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
559 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
560
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
561 return fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
562
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
563 #else
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
564
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
565 u_char *p, *cp, *end;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
566 ngx_fd_t at_fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
567 ngx_str_t at_name;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
568 ngx_file_info_t fi;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
569
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
570 if (of->disable_symlinks == NGX_DISABLE_SYMLINKS_OFF) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
571 fd = ngx_open_file(name->data, mode, create, access);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
572
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
573 if (fd == NGX_INVALID_FILE) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
574 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
575 of->failed = ngx_open_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
576 return NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
577 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
578
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
579 return fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
580 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
581
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
582 p = name->data;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
583 end = p + name->len;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
584
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
585 at_fd = AT_FDCWD;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
586 at_name = *name;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
587
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
588 if (p[0] == '/') {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
589 at_fd = ngx_openat_file(at_fd, "/",
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
590 NGX_FILE_RDONLY|NGX_FILE_NONBLOCK,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
591 NGX_FILE_OPEN, 0);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
592
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
593 if (at_fd == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
594 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
595 of->failed = ngx_openat_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
596 return NGX_FILE_ERROR;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
597 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
598
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
599 at_name.len = 1;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
600 p++;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
601 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
602
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
603 for ( ;; ) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
604 cp = ngx_strlchr(p, end, '/');
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
605 if (cp == NULL) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
606 break;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
607 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
608
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
609 if (cp == p) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
610 p++;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
611 continue;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
612 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
613
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
614 *cp = '\0';
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
615
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
616 if (of->disable_symlinks == NGX_DISABLE_SYMLINKS_NOTOWNER) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
617 fd = ngx_openat_file_owner(at_fd, p,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
618 NGX_FILE_RDONLY|NGX_FILE_NONBLOCK,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
619 NGX_FILE_OPEN, 0, log);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
620
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
621 } else {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
622 fd = ngx_openat_file(at_fd, p,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
623 NGX_FILE_RDONLY|NGX_FILE_NONBLOCK|NGX_FILE_NOFOLLOW,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
624 NGX_FILE_OPEN, 0);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
625 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
626
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
627 *cp = '/';
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
628
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
629 if (fd == NGX_INVALID_FILE) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
630 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
631 of->failed = ngx_openat_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
632 goto failed;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
633 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
634
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
635 if (at_fd != AT_FDCWD && ngx_close_file(at_fd) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
636 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
637 ngx_close_file_n " \"%V\" failed", at_name);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
638 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
639
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
640 p = cp + 1;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
641 at_fd = fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
642 at_name.len = cp - at_name.data;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
643 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
644
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
645 if (p == end && at_fd != AT_FDCWD) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
646
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
647 /*
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
648 * If pathname ends with a trailing slash, check if last path
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
649 * component is a directory; if not, fail with ENOTDIR as per
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
650 * POSIX.
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
651 *
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
652 * We use separate check instead of O_DIRECTORY in the loop above,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
653 * as O_DIRECTORY doesn't work on FreeBSD 8.
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
654 *
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
655 * Note this returns already opened file descriptor, with different
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
656 * mode/create/access. This is believed to be safe as we don't
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
657 * use this codepath to create directories.
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
658 */
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
659
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
660 if (ngx_fd_info(at_fd, &fi) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
661 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
662 of->failed = ngx_fd_info_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
663 fd = NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
664
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
665 goto failed;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
666 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
667
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
668 if (ngx_is_dir(&fi)) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
669 return at_fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
670 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
671
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
672 of->err = ENOTDIR;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
673 of->failed = ngx_openat_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
674 fd = NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
675
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
676 goto failed;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
677 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
678
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
679 if (of->disable_symlinks == NGX_DISABLE_SYMLINKS_NOTOWNER) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
680 fd = ngx_openat_file_owner(at_fd, p, mode, create, access, log);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
681
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
682 } else {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
683 fd = ngx_openat_file(at_fd, p, mode|NGX_FILE_NOFOLLOW, create, access);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
684 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
685
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
686 if (fd == NGX_INVALID_FILE) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
687 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
688 of->failed = ngx_openat_file_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
689 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
690
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
691 failed:
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
692
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
693 if (at_fd != AT_FDCWD && ngx_close_file(at_fd) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
694 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
695 ngx_close_file_n " \"%V\" failed", at_name);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
696 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
697
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
698 return fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
699 #endif
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
700 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
701
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
702
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
703 static ngx_int_t
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
704 ngx_file_info_wrapper(ngx_str_t *name, ngx_open_file_info_t *of,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
705 ngx_file_info_t *fi, ngx_log_t *log)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
706 {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
707 ngx_int_t rc;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
708
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
709 #if !(NGX_HAVE_OPENAT)
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
710
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
711 rc = ngx_file_info(name->data, fi);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
712
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
713 if (rc == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
714 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
715 of->failed = ngx_file_info_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
716 return NGX_FILE_ERROR;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
717 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
718
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
719 return rc;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
720
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
721 #else
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
722
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
723 ngx_fd_t fd;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
724
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
725 if (of->disable_symlinks == NGX_DISABLE_SYMLINKS_OFF) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
726
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
727 rc = ngx_file_info(name->data, fi);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
728
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
729 if (rc == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
730 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
731 of->failed = ngx_file_info_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
732 return NGX_FILE_ERROR;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
733 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
734
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
735 return rc;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
736 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
737
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
738 fd = ngx_open_file_wrapper(name, of, NGX_FILE_RDONLY|NGX_FILE_NONBLOCK,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
739 NGX_FILE_OPEN, 0, log);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
740
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
741 if (fd == NGX_INVALID_FILE) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
742 return NGX_FILE_ERROR;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
743 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
744
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
745 rc = ngx_fd_info(fd, fi);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
746
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
747 if (rc == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
748 of->err = ngx_errno;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
749 of->failed = ngx_fd_info_n;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
750 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
751
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
752 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
753 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
754 ngx_close_file_n " \"%V\" failed", name);
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
755 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
756
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
757 return rc;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
758 #endif
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
759 }
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
760
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
761
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
762 static ngx_int_t
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
763 ngx_open_and_stat_file(ngx_str_t *name, ngx_open_file_info_t *of,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
764 ngx_log_t *log)
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
765 {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
766 ngx_fd_t fd;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
767 ngx_file_info_t fi;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
768
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
769 if (of->fd != NGX_INVALID_FILE) {
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
770
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
771 if (ngx_file_info_wrapper(name, of, &fi, log) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
772 of->fd = NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
773 return NGX_ERROR;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
774 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
775
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
776 if (of->uniq == ngx_file_uniq(&fi)) {
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
777 goto done;
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
778 }
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
779
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
780 } else if (of->test_dir) {
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
781
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
782 if (ngx_file_info_wrapper(name, of, &fi, log) == NGX_FILE_ERROR) {
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
783 of->fd = NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
784 return NGX_ERROR;
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
785 }
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
786
440
6281966854a5 nginx 0.7.32
Igor Sysoev <http://sysoev.ru>
parents: 410
diff changeset
787 if (ngx_is_dir(&fi)) {
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
788 goto done;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
789 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
790 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
791
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
792 if (!of->log) {
568
566e105a89f1 nginx 0.8.36
Igor Sysoev <http://sysoev.ru>
parents: 532
diff changeset
793
566e105a89f1 nginx 0.8.36
Igor Sysoev <http://sysoev.ru>
parents: 532
diff changeset
794 /*
566e105a89f1 nginx 0.8.36
Igor Sysoev <http://sysoev.ru>
parents: 532
diff changeset
795 * Use non-blocking open() not to hang on FIFO files, etc.
566e105a89f1 nginx 0.8.36
Igor Sysoev <http://sysoev.ru>
parents: 532
diff changeset
796 * This flag has no effect on a regular files.
566e105a89f1 nginx 0.8.36
Igor Sysoev <http://sysoev.ru>
parents: 532
diff changeset
797 */
566e105a89f1 nginx 0.8.36
Igor Sysoev <http://sysoev.ru>
parents: 532
diff changeset
798
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
799 fd = ngx_open_file_wrapper(name, of, NGX_FILE_RDONLY|NGX_FILE_NONBLOCK,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
800 NGX_FILE_OPEN, 0, log);
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
801
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
802 } else {
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
803 fd = ngx_open_file_wrapper(name, of, NGX_FILE_APPEND,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
804 NGX_FILE_CREATE_OR_OPEN,
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
805 NGX_FILE_DEFAULT_ACCESS, log);
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
806 }
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
807
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
808 if (fd == NGX_INVALID_FILE) {
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
809 of->fd = NGX_INVALID_FILE;
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
810 return NGX_ERROR;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
811 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
812
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
813 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
814 ngx_log_error(NGX_LOG_CRIT, log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
815 ngx_fd_info_n " \"%V\" failed", name);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
816
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
817 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
818 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
819 ngx_close_file_n " \"%V\" failed", name);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
820 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
821
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
822 of->fd = NGX_INVALID_FILE;
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
823
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
824 return NGX_ERROR;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
825 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
826
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
827 if (ngx_is_dir(&fi)) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
828 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
829 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
830 ngx_close_file_n " \"%V\" failed", name);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
831 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
832
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
833 of->fd = NGX_INVALID_FILE;
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
834
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
835 } else {
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
836 of->fd = fd;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 384
diff changeset
837
532
f7ec98e3caeb nginx 0.8.18
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
838 if (of->read_ahead && ngx_file_size(&fi) > NGX_MIN_READ_AHEAD) {
f7ec98e3caeb nginx 0.8.18
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
839 if (ngx_read_ahead(fd, of->read_ahead) == NGX_ERROR) {
f7ec98e3caeb nginx 0.8.18
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
840 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
841 ngx_read_ahead_n " \"%V\" failed", name);
532
f7ec98e3caeb nginx 0.8.18
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
842 }
f7ec98e3caeb nginx 0.8.18
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
843 }
f7ec98e3caeb nginx 0.8.18
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
844
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 384
diff changeset
845 if (of->directio <= ngx_file_size(&fi)) {
530
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 500
diff changeset
846 if (ngx_directio_on(fd) == NGX_FILE_ERROR) {
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 384
diff changeset
847 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
662
e5fa0a4a7d27 nginx 1.1.15
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
848 ngx_directio_on_n " \"%V\" failed", name);
406
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
849
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
850 } else {
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
851 of->is_directio = 1;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 384
diff changeset
852 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 384
diff changeset
853 }
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
854 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
855
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
856 done:
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
857
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
858 of->uniq = ngx_file_uniq(&fi);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
859 of->mtime = ngx_file_mtime(&fi);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
860 of->size = ngx_file_size(&fi);
622
8dc007eddbcf nginx 1.0.1
Igor Sysoev <http://sysoev.ru>
parents: 568
diff changeset
861 of->fs_size = ngx_file_fs_size(&fi);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
862 of->is_dir = ngx_is_dir(&fi);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
863 of->is_file = ngx_is_file(&fi);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
864 of->is_link = ngx_is_link(&fi);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
865 of->is_exec = ngx_is_exec(&fi);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
866
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
867 return NGX_OK;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
868 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
869
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
870
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
871 /*
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
872 * we ignore any possible event setting error and
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
873 * fallback to usual periodic file retests
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
874 */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
875
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
876 static void
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
877 ngx_open_file_add_event(ngx_open_file_cache_t *cache,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
878 ngx_cached_open_file_t *file, ngx_open_file_info_t *of, ngx_log_t *log)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
879 {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
880 ngx_open_file_cache_event_t *fev;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
881
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
882 if (!(ngx_event_flags & NGX_USE_VNODE_EVENT)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
883 || !of->events
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
884 || file->event
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
885 || of->fd == NGX_INVALID_FILE
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
886 || file->uses < of->min_uses)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
887 {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
888 return;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
889 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
890
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
891 file->use_event = 0;
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
892
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
893 file->event = ngx_calloc(sizeof(ngx_event_t), log);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
894 if (file->event== NULL) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
895 return;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
896 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
897
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
898 fev = ngx_alloc(sizeof(ngx_open_file_cache_event_t), log);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
899 if (fev == NULL) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
900 ngx_free(file->event);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
901 file->event = NULL;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
902 return;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
903 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
904
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
905 fev->fd = of->fd;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
906 fev->file = file;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
907 fev->cache = cache;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
908
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
909 file->event->handler = ngx_open_file_cache_remove;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
910 file->event->data = fev;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
911
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
912 /*
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
913 * although vnode event may be called while ngx_cycle->poll
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
914 * destruction, however, cleanup procedures are run before any
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
915 * memory freeing and events will be canceled.
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
916 */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
917
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
918 file->event->log = ngx_cycle->log;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
919
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
920 if (ngx_add_event(file->event, NGX_VNODE_EVENT, NGX_ONESHOT_EVENT)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
921 != NGX_OK)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
922 {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
923 ngx_free(file->event->data);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
924 ngx_free(file->event);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
925 file->event = NULL;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
926 return;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
927 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
928
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
929 /*
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
930 * we do not set file->use_event here because there may be a race
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
931 * condition: a file may be deleted between opening the file and
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
932 * adding event, so we rely upon event notification only after
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
933 * one file revalidation on next file access
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
934 */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
935
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
936 return;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
937 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
938
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
939
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
940 static void
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
941 ngx_open_file_cleanup(void *data)
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
942 {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
943 ngx_open_file_cache_cleanup_t *c = data;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
944
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
945 c->file->count--;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
946
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
947 ngx_close_cached_file(c->cache, c->file, c->min_uses, c->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
948
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
949 /* drop one or two expired open files */
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
950 ngx_expire_old_cached_files(c->cache, 1, c->log);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
951 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
952
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
953
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
954 static void
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
955 ngx_close_cached_file(ngx_open_file_cache_t *cache,
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
956 ngx_cached_open_file_t *file, ngx_uint_t min_uses, ngx_log_t *log)
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
957 {
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
958 ngx_log_debug5(NGX_LOG_DEBUG_CORE, log, 0,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
959 "close cached open file: %s, fd:%d, c:%d, u:%d, %d",
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
960 file->name, file->fd, file->count, file->uses, file->close);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
961
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
962 if (!file->close) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
963
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
964 file->accessed = ngx_time();
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
965
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
966 ngx_queue_remove(&file->queue);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
967
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
968 ngx_queue_insert_head(&cache->expire_queue, &file->queue);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
969
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
970 if (file->uses >= min_uses || file->count) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
971 return;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
972 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
973 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
974
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
975 ngx_open_file_del_event(file);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
976
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
977 if (file->count) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
978 return;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
979 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
980
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
981 if (file->fd != NGX_INVALID_FILE) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
982
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
983 if (ngx_close_file(file->fd) == NGX_FILE_ERROR) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
984 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
985 ngx_close_file_n " \"%s\" failed", file->name);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
986 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
987
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
988 file->fd = NGX_INVALID_FILE;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
989 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
990
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
991 if (!file->close) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
992 return;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
993 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
994
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
995 ngx_free(file->name);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
996 ngx_free(file);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
997 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
998
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
999
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1000 static void
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1001 ngx_open_file_del_event(ngx_cached_open_file_t *file)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1002 {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1003 if (file->event == NULL) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1004 return;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1005 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1006
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1007 (void) ngx_del_event(file->event, NGX_VNODE_EVENT,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1008 file->count ? NGX_FLUSH_EVENT : NGX_CLOSE_EVENT);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1009
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1010 ngx_free(file->event->data);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1011 ngx_free(file->event);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1012 file->event = NULL;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1013 file->use_event = 0;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1014 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1015
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1016
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1017 static void
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1018 ngx_expire_old_cached_files(ngx_open_file_cache_t *cache, ngx_uint_t n,
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1019 ngx_log_t *log)
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1020 {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1021 time_t now;
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1022 ngx_queue_t *q;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1023 ngx_cached_open_file_t *file;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1024
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1025 now = ngx_time();
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1026
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1027 /*
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1028 * n == 1 deletes one or two inactive files
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1029 * n == 0 deletes least recently used file by force
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1030 * and one or two inactive files
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1031 */
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1032
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1033 while (n < 3) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1034
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1035 if (ngx_queue_empty(&cache->expire_queue)) {
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1036 return;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1037 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1038
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1039 q = ngx_queue_last(&cache->expire_queue);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1040
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1041 file = ngx_queue_data(q, ngx_cached_open_file_t, queue);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1042
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1043 if (n++ != 0 && now - file->accessed <= cache->inactive) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1044 return;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1045 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1046
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1047 ngx_queue_remove(q);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1048
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1049 ngx_rbtree_delete(&cache->rbtree, &file->node);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1050
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1051 cache->current--;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1052
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1053 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0,
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1054 "expire cached open file: %s", file->name);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1055
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1056 if (!file->err && !file->is_dir) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1057 file->close = 1;
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1058 ngx_close_cached_file(cache, file, 0, log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1059
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1060 } else {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1061 ngx_free(file->name);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1062 ngx_free(file);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1063 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1064 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1065 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1066
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1067
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1068 static void
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1069 ngx_open_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp,
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1070 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel)
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1071 {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1072 ngx_rbtree_node_t **p;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1073 ngx_cached_open_file_t *file, *file_temp;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1074
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1075 for ( ;; ) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1076
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1077 if (node->key < temp->key) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1078
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1079 p = &temp->left;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1080
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1081 } else if (node->key > temp->key) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1082
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1083 p = &temp->right;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1084
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1085 } else { /* node->key == temp->key */
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1086
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1087 file = (ngx_cached_open_file_t *) node;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1088 file_temp = (ngx_cached_open_file_t *) temp;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1089
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1090 p = (ngx_strcmp(file->name, file_temp->name) < 0)
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1091 ? &temp->left : &temp->right;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1092 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1093
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1094 if (*p == sentinel) {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1095 break;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1096 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1097
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1098 temp = *p;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1099 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1100
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1101 *p = node;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1102 node->parent = temp;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1103 node->left = sentinel;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1104 node->right = sentinel;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1105 ngx_rbt_red(node);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1106 }
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1107
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1108
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1109 static ngx_cached_open_file_t *
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1110 ngx_open_file_lookup(ngx_open_file_cache_t *cache, ngx_str_t *name,
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1111 uint32_t hash)
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1112 {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1113 ngx_int_t rc;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1114 ngx_rbtree_node_t *node, *sentinel;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1115 ngx_cached_open_file_t *file;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1116
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1117 node = cache->rbtree.root;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1118 sentinel = cache->rbtree.sentinel;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1119
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1120 while (node != sentinel) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1121
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1122 if (hash < node->key) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1123 node = node->left;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1124 continue;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1125 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1126
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1127 if (hash > node->key) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1128 node = node->right;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1129 continue;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1130 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1131
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1132 /* hash == node->key */
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1133
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1134 do {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1135 file = (ngx_cached_open_file_t *) node;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1136
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1137 rc = ngx_strcmp(name->data, file->name);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1138
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1139 if (rc == 0) {
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1140 return file;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1141 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1142
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1143 node = (rc < 0) ? node->left : node->right;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1144
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1145 } while (node != sentinel && hash == node->key);
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1146
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1147 break;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1148 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1149
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1150 return NULL;
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1151 }
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1152
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1153
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1154 static void
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1155 ngx_open_file_cache_remove(ngx_event_t *ev)
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1156 {
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1157 ngx_cached_open_file_t *file;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1158 ngx_open_file_cache_event_t *fev;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1159
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1160 fev = ev->data;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1161 file = fev->file;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1162
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1163 ngx_queue_remove(&file->queue);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1164
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1165 ngx_rbtree_delete(&fev->cache->rbtree, &file->node);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1166
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1167 fev->cache->current--;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1168
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1169 /* NGX_ONESHOT_EVENT was already deleted */
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1170 file->event = NULL;
384
12defd37f578 nginx 0.7.4
Igor Sysoev <http://sysoev.ru>
parents: 376
diff changeset
1171 file->use_event = 0;
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1172
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1173 file->close = 1;
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1174
358
9121a0a91f47 nginx 0.6.23
Igor Sysoev <http://sysoev.ru>
parents: 356
diff changeset
1175 ngx_close_cached_file(fev->cache, file, 0, ev->log);
332
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1176
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1177 /* free memory only when fev->cache and fev->file are already not needed */
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1178
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1179 ngx_free(ev->data);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1180 ngx_free(ev);
3a91bfeffaba nginx 0.6.10
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
1181 }