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annotate src/http/ngx_http_file_cache.c @ 2935:92cc13f7487d

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add response file uniq while loading cold cache on demand
author Igor Sysoev <igor@sysoev.ru>
date Fri, 12 Jun 2009 20:32:42 +0000
parents 55ceaef03d34
children 0998606fbfd4
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_http.h>
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10 #include <ngx_md5.h>
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12
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13 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache,
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14 ngx_http_cache_t *c);
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15 static ngx_http_file_cache_node_t *
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16 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key);
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17 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp,
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18 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel);
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19 static void ngx_http_file_cache_cleanup(void *data);
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20 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache);
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21 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache);
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22 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache,
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23 ngx_queue_t *q, u_char *name);
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24 static ngx_int_t
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25 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache);
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26 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx,
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27 ngx_str_t *path);
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28 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx,
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29 ngx_str_t *path);
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30 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx,
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31 ngx_str_t *path);
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32 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache,
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33 ngx_http_cache_t *c);
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34 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx,
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35 ngx_str_t *path);
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36
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37
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38 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' };
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40
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41 static ngx_int_t
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42 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data)
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43 {
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44 ngx_http_file_cache_t *ocache = data;
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45
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46 size_t len;
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47 ngx_http_file_cache_t *cache;
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48
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49 cache = shm_zone->data;
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50
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51 if (ocache) {
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52 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) {
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53 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0,
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54 "cache \"%V\" uses the \"%V\" cache path "
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55 "while previously it used the \"%V\" cache path",
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56 &shm_zone->shm.name, &cache->path->name,
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57 &ocache->path->name);
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58
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59 return NGX_ERROR;
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60 }
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61
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62 cache->sh = ocache->sh;
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63
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64 cache->shpool = ocache->shpool;
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65 cache->bsize = ocache->bsize;
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66
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67 cache->max_size /= cache->bsize;
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68
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69 return NGX_OK;
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70 }
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71
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72 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr;
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73
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74 if (shm_zone->shm.exists) {
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75 cache->sh = cache->shpool->data;
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76 cache->bsize = ngx_fs_bsize(cache->path->name.data);
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77
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78 return NGX_OK;
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79 }
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80
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81 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t));
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82 if (cache->sh == NULL) {
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83 return NGX_ERROR;
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84 }
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85
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86 cache->shpool->data = cache->sh;
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87
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88 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel,
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89 ngx_http_file_cache_rbtree_insert_value);
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90
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91 ngx_queue_init(&cache->sh->queue);
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92
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93 cache->sh->cold = 1;
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94 cache->sh->size = 0;
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95
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96 cache->bsize = ngx_fs_bsize(cache->path->name.data);
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97
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98 cache->max_size /= cache->bsize;
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99
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100 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len;
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101
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102 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len);
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103 if (cache->shpool->log_ctx == NULL) {
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104 return NGX_ERROR;
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105 }
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106
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107 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z",
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108 &shm_zone->shm.name);
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109
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110 return NGX_OK;
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111 }
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112
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113
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114 void
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115 ngx_http_file_cache_create_key(ngx_http_request_t *r)
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116 {
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117 size_t len;
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118 ngx_str_t *key;
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119 ngx_uint_t i;
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120 ngx_md5_t md5;
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121 ngx_http_cache_t *c;
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122
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123 c = r->cache;
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124
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125 len = 0;
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126
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127 ngx_crc32_init(c->crc32);
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128 ngx_md5_init(&md5);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
129
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
130 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
131 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
132 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
133 "http cache key: \"%V\"", &key[i]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
134
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
135 len += key[i].len;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
136
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
137 ngx_crc32_update(&c->crc32, key[i].data, key[i].len);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
138 ngx_md5_update(&md5, key[i].data, key[i].len);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
139 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
140
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
141 c->header_start = sizeof(ngx_http_file_cache_header_t)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
142 + sizeof(ngx_http_file_cache_key) + len + 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
143
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
144 ngx_crc32_final(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
145 ngx_md5_final(c->key, &md5);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
146 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
147
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
148
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
149 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
150 ngx_http_file_cache_open(ngx_http_request_t *r)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
151 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
152 u_char *p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
153 time_t now;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
154 ssize_t n;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
155 ngx_int_t rc, rv;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
156 ngx_uint_t cold, test;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
157 ngx_path_t *path;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
158 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
159 ngx_pool_cleanup_t *cln;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
160 ngx_open_file_info_t of;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
161 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
162 ngx_http_core_loc_conf_t *clcf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
163 ngx_http_file_cache_header_t *h;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
164
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
165 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
166 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
167
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
168 cln = ngx_pool_cleanup_add(r->pool, 0);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
169 if (cln == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
170 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
171 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
172
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
173 rc = ngx_http_file_cache_exists(cache, c);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
174
2926
80a314b63c56 delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents: 2925
diff changeset
175 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
80a314b63c56 delete useless r->cache->uses
Igor Sysoev <igor@sysoev.ru>
parents: 2925
diff changeset
176 "http file cache exists: %i e:%d", rc, c->exists);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
177
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
178 if (rc == NGX_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
179 return rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
180 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
181
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
182 cln->handler = ngx_http_file_cache_cleanup;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
183 cln->data = c;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
184
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
185 if (rc == NGX_AGAIN) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
186 return rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
187 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
188
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
189 cold = cache->sh->cold;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
190
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
191 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
192
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
193 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
194 return c->error;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
195 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
196
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
197 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
198 test = c->exists ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
199 rv = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
200
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
201 } else { /* rc == NGX_DECLINED */
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
202
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
203 if (c->min_uses > 1) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
204
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
205 if (!cold) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
206 return NGX_AGAIN;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
207 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
208
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
209 test = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
210 rv = NGX_AGAIN;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
211
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
212 } else {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
213 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
214 test = cold ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
215 rv = NGX_DECLINED;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
216 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
217 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
218
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
219 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
220
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
221 c->file.name.len = path->name.len + 1 + path->len
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
222 + 2 * NGX_HTTP_CACHE_KEY_LEN;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
223
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
224 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
225 if (c->file.name.data == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
226 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
227 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
228
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
229 ngx_memcpy(c->file.name.data, path->name.data, path->name.len);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
230
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
231 p = c->file.name.data + path->name.len + 1 + path->len;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
232 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
233 *p = '\0';
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
234
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
235 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
236
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
237 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
238 "cache file: \"%s\"", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
239
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
240 if (!test) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
241 return NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
242 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
243
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
244 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
245
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
246 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
247
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
248 of.uniq = c->uniq;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
249 of.valid = clcf->open_file_cache_valid;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
250 of.min_uses = clcf->open_file_cache_min_uses;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
251 of.events = clcf->open_file_cache_events;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
252 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
253
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
254 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
255 != NGX_OK)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
256 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
257 switch (of.err) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
258
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
259 case 0:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
260 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
261
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
262 case NGX_ENOENT:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
263 case NGX_ENOTDIR:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
264 return rv;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
265
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
266 default:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
267 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
268 ngx_open_file_n " \"%s\" failed", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
269 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
270 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
271 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
272
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
273 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
274 "http file cache fd: %d", of.fd);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
275
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
276 c->file.fd = of.fd;
2603
f9bd7999eb08 fix segfault if ngx_read_file() will fail
Igor Sysoev <igor@sysoev.ru>
parents: 2600
diff changeset
277 c->file.log = r->connection->log;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
278
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
279 c->buf = ngx_create_temp_buf(r->pool, c->body_start);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
280 if (c->buf == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
281 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
282 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
283
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
284 n = ngx_read_file(&c->file, c->buf->pos, c->body_start, 0);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
285
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
286 if (n == NGX_ERROR) {
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
287 return n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
288 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
289
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
290 if ((size_t) n <= c->header_start) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
291 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0,
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
292 "cache file \"%s\" is too small", c->file.name.data);
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
293 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
294 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
296 h = (ngx_http_file_cache_header_t *) c->buf->pos;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
297
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
298 if (h->crc32 != c->crc32 || (size_t) h->header_start != c->header_start) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
299 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
300 "cache file \"%s\" has md5 collision", c->file.name.data);
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
301 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
302 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
303
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
304 c->buf->last += n;
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
305
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
306 c->valid_sec = h->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
307 c->last_modified = h->last_modified;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
308 c->date = h->date;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
309 c->valid_msec = h->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
310 c->length = of.size;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
311 c->body_start = h->body_start;
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
312
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
313 r->cached = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
314
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
315 if (cold) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
316
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
317 ngx_shmtx_lock(&cache->shpool->mutex);
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
318
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
319 if (!c->node->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
320 c->node->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
321 c->node->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
322 c->node->exists = 1;
2935
92cc13f7487d add response file uniq while loading cold cache on demand
Igor Sysoev <igor@sysoev.ru>
parents: 2927
diff changeset
323 c->node->uniq = of.uniq;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
324
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
325 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
326 }
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
327
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
328 ngx_shmtx_unlock(&cache->shpool->mutex);
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
329 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
330
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
331 now = ngx_time();
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
332
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
333 if (c->valid_sec < now) {
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
334
2927
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
335 ngx_shmtx_lock(&cache->shpool->mutex);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
336
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
337 if (c->node->updating) {
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
338 rc = NGX_HTTP_CACHE_UPDATING;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
339
2927
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
340 } else {
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
341 c->node->updating = 1;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
342 rc = NGX_HTTP_CACHE_STALE;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
343 }
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
344
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
345 ngx_shmtx_unlock(&cache->shpool->mutex);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
346
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
347 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
348 "http file cache expired: %i %T %T",
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
349 rc, c->valid_sec, now);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
350
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
351 return rc;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
352 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
353
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
354 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
355 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
356
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
357
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
358 static ngx_int_t
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
359 ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, ngx_http_cache_t *c)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
360 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
361 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
362 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
363
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
364 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
365
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
366 fcn = ngx_http_file_cache_lookup(cache, c->key);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
367
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
368 if (fcn) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
369 ngx_queue_remove(&fcn->queue);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
370
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
371 if (fcn->error) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
372
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
373 if (fcn->valid_sec < ngx_time()) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
374 goto renew;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
375 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
376
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
377 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
378
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
379 goto done;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
380 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
381
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
382 fcn->uses++;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
383 fcn->count++;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
384
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
385 if (fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
386
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
387 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
388 c->body_start = fcn->body_start;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
389
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
390 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
391
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
392 goto done;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
393 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
394
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
395 if (fcn->uses >= c->min_uses) {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
396
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
397 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
398 c->body_start = fcn->body_start;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
399
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
400 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
401
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
402 } else {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
403 rc = NGX_AGAIN;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
404 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
405
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
406 goto done;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
407 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
408
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
409 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
410 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
411 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
412 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
413
2693
197cda0e767e style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2671
diff changeset
414 (void) ngx_http_file_cache_forced_expire(cache);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
415
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
416 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
417
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
418 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
419 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
420 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
421 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
422 goto failed;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
423 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
424 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
425
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
426 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t));
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
427
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
428 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)],
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
429 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
430
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
431 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
432
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
433 renew:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
434
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
435 rc = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
436
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
437 fcn->uses = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
438 fcn->count = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
439 fcn->valid_msec = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
440 fcn->error = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
441 fcn->exists = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
442 fcn->valid_sec = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
443 fcn->uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
444 fcn->body_start = 0;
2632
ba1f3cdba725 zero cache file length,
Igor Sysoev <igor@sysoev.ru>
parents: 2631
diff changeset
445 fcn->length = 0;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
446
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
447 done:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
448
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
449 fcn->expire = ngx_time() + cache->inactive;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
450
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
451 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
452
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
453 c->uniq = fcn->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
454 c->error = fcn->error;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
455 c->node = fcn;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
456
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
457 failed:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
458
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
459 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
460
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
461 return rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
462 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
463
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
464
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
465 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
466 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
467 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
468 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
469 ngx_rbtree_key_t node_key;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
470 ngx_rbtree_node_t *node, *sentinel;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
471 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
472
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
473 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
474
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
475 node = cache->sh->rbtree.root;
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
476 sentinel = cache->sh->rbtree.sentinel;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
477
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
478 while (node != sentinel) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
479
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
480 if (node_key < node->key) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
481 node = node->left;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
482 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
483 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
484
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
485 if (node_key > node->key) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
486 node = node->right;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
487 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
488 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
489
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
490 /* node_key == node->key */
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
491
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
492 do {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
493 fcn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
494
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
495 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
496 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
497
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
498 if (rc == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
499 return fcn;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
500 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
501
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
502 node = (rc < 0) ? node->left : node->right;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
503
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
504 } while (node != sentinel && node_key == node->key);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
505
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
506 break;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
507 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
508
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
509 /* not found */
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
510
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
511 return NULL;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
512 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
513
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
514
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
515 static void
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
516 ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
517 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
518 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
519 ngx_rbtree_node_t **p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
520 ngx_http_file_cache_node_t *cn, *cnt;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
521
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
522 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
523
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
524 if (node->key < temp->key) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
525
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
526 p = &temp->left;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
527
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
528 } else if (node->key > temp->key) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
529
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
530 p = &temp->right;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
531
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
532 } else { /* node->key == temp->key */
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
533
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
534 cn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
535 cnt = (ngx_http_file_cache_node_t *) temp;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
536
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
537 p = (ngx_memcmp(cn->key, cnt->key,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
538 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t))
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
539 < 0)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
540 ? &temp->left : &temp->right;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
541 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
542
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
543 if (*p == sentinel) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
544 break;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
545 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
546
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
547 temp = *p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
548 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
549
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
550 *p = node;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
551 node->parent = temp;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
552 node->left = sentinel;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
553 node->right = sentinel;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
554 ngx_rbt_red(node);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
555 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
556
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
557
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
558 void
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
559 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
560 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
561 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
562
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
563 u_char *p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
564 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
565 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
566 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
567
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
568 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
569 "http file cache set header");
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
570
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
571 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
572
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
573 h->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
574 h->last_modified = c->last_modified;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
575 h->date = c->date;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
576 h->crc32 = c->crc32;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
577 h->valid_msec = (u_short) c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
578 h->header_start = (u_short) c->header_start;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
579 h->body_start = (u_short) c->body_start;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
580
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
581 p = buf + sizeof(ngx_http_file_cache_header_t);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
582
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
583 p = ngx_cpymem(p, ngx_http_file_cache_key, sizeof(ngx_http_file_cache_key));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
584
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
585 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
586 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
587 p = ngx_copy(p, key[i].data, key[i].len);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
588 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
589
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
590 *p = LF;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
591 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
593
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
594 void
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
595 ngx_http_file_cache_update(ngx_http_request_t *r, ngx_temp_file_t *tf)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
596 {
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
597 off_t size;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
598 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
599 ngx_file_uniq_t uniq;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
600 ngx_file_info_t fi;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
601 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
602 ngx_ext_rename_file_t ext;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
603 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
604
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
605 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
606
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
607 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
608 return;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
609 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
610
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
611 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
612 "http file cache update");
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
613
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
614 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
615
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
616 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
617
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
618 uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
619
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
620 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
621 "http file cache rename: \"%s\" to \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
622 tf->file.name.data, c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
623
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
624 ext.access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
625 ext.path_access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
626 ext.time = -1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
627 ext.create_path = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
628 ext.delete_file = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
629 ext.log_rename_error = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
630 ext.log = r->connection->log;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
631
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
632 rc = ngx_ext_rename_file(&tf->file.name, &c->file.name, &ext);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
633
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
634 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
635
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
636 if (ngx_fd_info(tf->file.fd, &fi) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
637 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
638 ngx_fd_info_n " \"%s\" failed", tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
639
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
640 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
641
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
642 } else {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
643 uniq = ngx_file_uniq(&fi);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
644 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
645 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
646
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
647 size = (c->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
648
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
649 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
650
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
651 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
652 c->node->uniq = uniq;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
653 c->node->body_start = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
654
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
655 size = size - (c->node->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
656
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
657 c->node->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
658
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
659 cache->sh->size += size;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
660
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
661 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
662 c->node->exists = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
663 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
664
2927
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
665 c->node->updating = 0;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
666
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
667 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
668 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
669
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
670
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
671 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
672 ngx_http_cache_send(ngx_http_request_t *r)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
673 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
674 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
675 ngx_buf_t *b;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
676 ngx_chain_t out;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
677 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
678
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
679 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
680
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
681 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
682 "http file cache send: %s", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
683
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
684 /* we need to allocate all before the header would be sent */
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
685
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
686 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
687 if (b == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
688 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
689 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
690
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
691 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
692 if (b->file == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
693 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
694 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
695
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
696 rc = ngx_http_send_header(r);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
697
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
698 if (rc == NGX_ERROR || rc > NGX_OK || r->header_only) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
699 return rc;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
700 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
701
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
702 b->file_pos = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
703 b->file_last = c->length;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
704
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
705 b->in_file = (c->length - c->body_start) ? 1: 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
706 b->last_buf = (r == r->main) ? 1: 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
707 b->last_in_chain = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
708
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
709 b->file->fd = c->file.fd;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
710 b->file->name = c->file.name;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
711 b->file->log = r->connection->log;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
712
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
713 out.buf = b;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
714 out.next = NULL;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
715
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
716 return ngx_http_output_filter(r, &out);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
717 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
718
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
719
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
720 void
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
721 ngx_http_file_cache_free(ngx_http_request_t *r, ngx_temp_file_t *tf)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
722 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
723 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
724 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
725
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
726 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
727
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
728 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
729 return;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
730 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
731
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
732 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
733
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
734 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
735
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
736 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
737 "http file cache free");
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
738
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
739 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
740
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
741 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
742
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
743 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
744 c->node->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
745 c->node->valid_msec = c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
746 c->node->error = c->error;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
747 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
748
2927
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
749 c->node->updating = 0;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents: 2926
diff changeset
750
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
751 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
752
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
753 if (c->temp_file) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
754 if (tf && tf->file.fd != NGX_INVALID_FILE) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
755 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
756 "http file cache incomplete: \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
757 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
758
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
759 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
760 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
761 ngx_delete_file_n " \"%s\" failed",
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
762 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
763 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
764 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
765 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
766 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
767
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
768
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
769 static void
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
770 ngx_http_file_cache_cleanup(void *data)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
771 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
772 ngx_http_cache_t *c = data;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
773
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
774 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
775
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
776 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
777 return;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
778 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
779
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
780 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
781
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
782 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
783 "http file cache cleanup");
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
784
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
785 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
786 return;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
787 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
788
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
789 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
790
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
791 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
792
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
793 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
794
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
795 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
796 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
797
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
798
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
799 static time_t
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
800 ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache)
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
801 {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
802 u_char *name;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
803 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
804 time_t wait;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
805 ngx_uint_t tries;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
806 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
807 ngx_queue_t *q;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
808 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
809
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
810 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
811 "http file cache forced expire");
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
812
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
813 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
814 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
815
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
816 name = ngx_alloc(len + 1, ngx_cycle->log);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
817 if (name == NULL) {
2694
49a1382b249b set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents: 2693
diff changeset
818 return 10;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
819 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
820
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
821 ngx_memcpy(name, path->name.data, path->name.len);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
822
2694
49a1382b249b set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents: 2693
diff changeset
823 wait = 10;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
824 tries = 0;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
825
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
826 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
827
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
828 for (q = ngx_queue_last(&cache->sh->queue);
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
829 q != ngx_queue_sentinel(&cache->sh->queue);
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
830 q = ngx_queue_prev(q))
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
831 {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
832 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
833
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
834 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
835 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd",
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
836 fcn->count, fcn->exists,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
837 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
838
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
839 if (fcn->count) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
840
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
841 if (tries++ < 20) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
842 continue;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
843 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
844
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
845 wait = 1;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
846
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
847 break;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
848 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
849
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
850 if (!fcn->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
851
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
852 ngx_queue_remove(q);
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
853 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
854 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
855
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
856 break;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
857 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
858
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
859 ngx_http_file_cache_delete(cache, q, name);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
860
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
861 break;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
862 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
863
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
864 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
865
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
866 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
867
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
868 return wait;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
869 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
870
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
871
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
872 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
873 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
874 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
875 u_char *name, *p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
876 size_t len;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
877 time_t now, wait;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
878 ngx_path_t *path;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
879 ngx_queue_t *q;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
880 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
881 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN];
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
882
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
883 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
884 "http file cache expire");
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
885
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
886 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
887 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
888
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
889 name = ngx_alloc(len + 1, ngx_cycle->log);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
890 if (name == NULL) {
2694
49a1382b249b set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents: 2693
diff changeset
891 return 10;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
892 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
893
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
894 ngx_memcpy(name, path->name.data, path->name.len);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
895
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
896 now = ngx_time();
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
897
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
898 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
899
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
900 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
901
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
902 if (ngx_queue_empty(&cache->sh->queue)) {
2694
49a1382b249b set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents: 2693
diff changeset
903 wait = 10;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
904 break;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
905 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
906
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
907 q = ngx_queue_last(&cache->sh->queue);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
908
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
909 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
910
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
911 wait = fcn->expire - now;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
912
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
913 if (wait > 0) {
2694
49a1382b249b set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents: 2693
diff changeset
914 wait = wait > 10 ? 10 : wait;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
915 break;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
916 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
917
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
918 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
919 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd",
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
920 fcn->count, fcn->exists,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
921 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
922
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
923 if (fcn->count) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
924
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
925 p = ngx_hex_dump(key, (u_char *) &fcn->node.key,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
926 sizeof(ngx_rbtree_key_t));
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
927
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
928 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
929 (void) ngx_hex_dump(p, fcn->key, len);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
930
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
931 /*
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
932 * abnormally exited workers may leave locked cache entries,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
933 * and although it may be safe to remove them completely,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
934 * we prefer to remove them from inactive queue and rbtree
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
935 * only, and to allow other leaks
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
936 */
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
937
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
938 ngx_queue_remove(q);
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
939 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
940
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
941 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
2604
2a35ed59827d fix logged long locked cache entry name and add count
Igor Sysoev <igor@sysoev.ru>
parents: 2603
diff changeset
942 "ignore long locked inactive cache entry %*s, count:%d",
2a35ed59827d fix logged long locked cache entry name and add count
Igor Sysoev <igor@sysoev.ru>
parents: 2603
diff changeset
943 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
944
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
945 continue;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
946 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
947
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
948 if (!fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
949
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
950 ngx_queue_remove(q);
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
951 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
952 ngx_slab_free_locked(cache->shpool, fcn);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
953
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
954 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
955 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
956
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
957 ngx_http_file_cache_delete(cache, q, name);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
958 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
959
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
960 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
961
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
962 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
963
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
964 return wait;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
965 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
966
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
967
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
968 static void
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
969 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
970 u_char *name)
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
971 {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
972 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
973 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
974 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
975 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
976
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
977 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
978
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
979 cache->sh->size -= (fcn->length + cache->bsize - 1) / cache->bsize;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
980
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
981 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
982
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
983 p = name + path->name.len + 1 + path->len;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
984
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
985 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, sizeof(ngx_rbtree_key_t));
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
986
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
987 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
988 p = ngx_hex_dump(p, fcn->key, len);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
989 *p = '\0';
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
990
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
991 ngx_queue_remove(q);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
992
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
993 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
994
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
995 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
996
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
997 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
998
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
999 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1000
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1001 ngx_create_hashed_filename(path, name, len);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1002
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1003 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1004 "http file cache expire: \"%s\"", name);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1005
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1006 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1007 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1008 ngx_delete_file_n " \"%s\" failed", name);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1009 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1010
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1011 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1012 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1013
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1014
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1015 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1016 ngx_http_file_cache_manager(void *data)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1017 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1018 ngx_http_file_cache_t *cache = data;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1019
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1020 off_t size;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1021 time_t next;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1022 ngx_tree_ctx_t tree;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1023
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1024 if (cache->sh->cold) {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1025
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1026 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1027 "http file cache manager update");
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1028
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1029 tree.init_handler = NULL;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1030 tree.file_handler = ngx_http_file_cache_manage_file;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1031 tree.pre_tree_handler = ngx_http_file_cache_noop;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1032 tree.post_tree_handler = ngx_http_file_cache_noop;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1033 tree.spec_handler = ngx_http_file_cache_delete_file;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1034 tree.data = cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1035 tree.alloc = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1036 tree.log = ngx_cycle->log;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1037
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1038 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1039 cache->files = 0;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1040
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1041 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) {
2694
49a1382b249b set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents: 2693
diff changeset
1042 return 10;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1043 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1044
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1045 cache->sh->cold = 0;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1046
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1047 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1048 "http file cache: %V %.3fM, bsize: %uz",
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1049 &cache->path->name,
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1050 ((double) cache->sh->size * cache->bsize) / (1024 * 1024),
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1051 cache->bsize);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1052 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1053
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1054 next = ngx_http_file_cache_expire(cache);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1055
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1056 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1057 cache->files = 0;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1058
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1059 for ( ;; ) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1060 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1061
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1062 size = cache->sh->size;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1063
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1064 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1065
2631
73571521c2eb add debug logging
Igor Sysoev <igor@sysoev.ru>
parents: 2626
diff changeset
1066 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
73571521c2eb add debug logging
Igor Sysoev <igor@sysoev.ru>
parents: 2626
diff changeset
1067 "http file cache size: %O", size);
73571521c2eb add debug logging
Igor Sysoev <igor@sysoev.ru>
parents: 2626
diff changeset
1068
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1069 if (size < cache->max_size) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1070 return next;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1071 }
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1072
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1073 next = ngx_http_file_cache_forced_expire(cache);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1074
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1075 if (ngx_http_file_cache_manager_sleep(cache) != NGX_OK) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1076 return next;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1077 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1078 }
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1079 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1080
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1081
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1082 static ngx_int_t
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1083 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache)
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1084 {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1085 ngx_msec_t elapsed;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1086
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1087 if (cache->files++ > 100) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1088
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1089 ngx_time_update(0, 0);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1090
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1091 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last));
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1092
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1093 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1094 "http file cache manager time: %M", elapsed);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1095
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1096 if (elapsed > 200) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1097
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1098 /*
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1099 * if processing 100 files takes more than 200ms,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1100 * it seems that many operations require disk i/o,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1101 * therefore sleep 200ms
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1102 */
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1103
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1104 ngx_msleep(200);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1105
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1106 ngx_time_update(0, 0);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1107 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1108
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1109 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1110 cache->files = 0;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1111 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1112
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1113 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1114 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1115
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1116
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1117 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1118 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1119 {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1120 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1121 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1122
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1123
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1124 static ngx_int_t
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1125 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path)
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1126 {
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1127 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1128
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1129 cache = ctx->data;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1130
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1131 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1132 (void) ngx_http_file_cache_delete_file(ctx, path);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1133 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1134
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1135 return ngx_http_file_cache_manager_sleep(cache);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1136 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1137
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1138
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1139 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1140 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name)
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1141 {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1142 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1143 ngx_fd_t fd;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1144 ngx_int_t n;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1145 ngx_uint_t i;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1146 ngx_file_info_t fi;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1147 ngx_http_cache_t c;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1148 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1149 ngx_http_file_cache_header_t h;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1150
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1151 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1152 return NGX_ERROR;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1153 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1154
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1155 ngx_memzero(&c, sizeof(ngx_http_cache_t));
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1156
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1157 fd = ngx_open_file(name->data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1158
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1159 if (fd == NGX_INVALID_FILE) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1160 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1161 ngx_open_file_n " \"%s\" failed", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1162 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1163 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1164
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1165 c.file.fd = fd;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1166 c.file.name = *name;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1167 c.file.log = ctx->log;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1168
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1169 n = ngx_read_file(&c.file, (u_char *) &h,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1170 sizeof(ngx_http_file_cache_header_t), 0);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1171 if (n == NGX_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1172 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1173 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1174
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1175 if ((size_t) n < sizeof(ngx_http_file_cache_header_t)) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1176 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1177 "cache file \"%s\" is too small", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1178 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1179 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1180
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1181 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1182 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1183 ngx_fd_info_n " \"%s\" failed", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1184
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1185 } else {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1186 c.uniq = ngx_file_uniq(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1187 c.valid_sec = h.valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1188 c.valid_msec = h.valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1189 c.body_start = h.body_start;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1190 c.length = ngx_file_size(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1191 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1192
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1193 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1194 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1195 ngx_close_file_n " \"%s\" failed", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1196 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1197
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1198 if (c.body_start == 0) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1199 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1200 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1201
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1202 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN];
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1203
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1204 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1205 n = ngx_hextoi(p, 2);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1206
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1207 if (n == NGX_ERROR) {
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1208 return NGX_ERROR;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1209 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1210
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1211 p += 2;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1212
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1213 c.key[i] = (u_char) n;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1214 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1215
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1216 cache = ctx->data;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1217
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1218 return ngx_http_file_cache_add(cache, &c);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1219 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1220
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1221
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1222 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1223 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c)
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1224 {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1225 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1226
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1227 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1228
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1229 fcn = ngx_http_file_cache_lookup(cache, c->key);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1230
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1231 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1232
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1233 fcn = ngx_slab_alloc_locked(cache->shpool,
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1234 sizeof(ngx_http_file_cache_node_t));
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1235 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1236 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1237 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1238 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1239
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1240 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t));
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1241
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1242 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)],
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1243 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t));
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1244
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1245 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node);
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1246
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1247 fcn->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1248 fcn->count = 0;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1249 fcn->valid_msec = c->valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1250 fcn->error = 0;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1251 fcn->exists = 1;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1252 fcn->uniq = c->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1253 fcn->valid_sec = c->valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1254 fcn->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1255 fcn->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1256
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1257 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1258
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1259 } else {
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1260 ngx_queue_remove(&fcn->queue);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1261 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1262
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1263 fcn->expire = ngx_time() + cache->inactive;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1264
2720
b3b8c66bd520 support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2716
diff changeset
1265 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1266
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1267 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1268
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1269 return NGX_OK;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1270 }
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1271
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1272
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1273 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1274 ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path)
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1275 {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1276 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1277 "http file cache delete: \"%s\"", path->data);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1278
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1279 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1280 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1281 ngx_delete_file_n " \"%s\" failed", path->data);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1282 }
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
1283
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1284 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1285 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1286
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1287
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1288 time_t
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1289 ngx_http_file_cache_valid(ngx_array_t *cache_valid, ngx_uint_t status)
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1290 {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1291 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1292 ngx_http_cache_valid_t *valid;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1293
2626
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents: 2616
diff changeset
1294 if (cache_valid == NULL) {
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents: 2616
diff changeset
1295 return 0;
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents: 2616
diff changeset
1296 }
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents: 2616
diff changeset
1297
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1298 valid = cache_valid->elts;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1299 for (i = 0; i < cache_valid->nelts; i++) {
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1300
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1301 if (valid[i].status == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1302 return valid[i].valid;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1303 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1304
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1305 if (valid[i].status == status) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1306 return valid[i].valid;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1307 }
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1308 }
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1309
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1310 return 0;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1311 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1312
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1313
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1314 char *
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1315 ngx_http_file_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf)
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1316 {
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1317 off_t max_size;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1318 u_char *last, *p;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1319 time_t inactive;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1320 ssize_t size;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1321 ngx_str_t s, name, *value;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1322 ngx_uint_t i, n;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1323 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1324
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1325 cache = ngx_pcalloc(cf->pool, sizeof(ngx_http_file_cache_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1326 if (cache == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1327 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1328 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1329
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1330 cache->path = ngx_pcalloc(cf->pool, sizeof(ngx_path_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1331 if (cache->path == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1332 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1333 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1334
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1335 inactive = 600;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1336
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1337 name.len = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1338 size = 0;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1339 max_size = NGX_MAX_OFF_T_VALUE;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1340
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1341 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1342
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1343 cache->path->name = value[1];
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1344
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1345 if (cache->path->name.data[cache->path->name.len - 1] == '/') {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1346 cache->path->name.len--;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1347 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1348
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1349 if (ngx_conf_full_name(cf->cycle, &cache->path->name, 0) != NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1350 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1351 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1352
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1353 for (i = 2; i < cf->args->nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1354
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1355 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1356
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1357 p = value[i].data + 7;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1358 last = value[i].data + value[i].len;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1359
2671
627dee566f6c fix cache path slot
Igor Sysoev <igor@sysoev.ru>
parents: 2632
diff changeset
1360 for (n = 0; n < 3 && p < last; n++) {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1361
2671
627dee566f6c fix cache path slot
Igor Sysoev <igor@sysoev.ru>
parents: 2632
diff changeset
1362 if (*p > '0' && *p < '3') {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1363
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1364 cache->path->level[n] = *p++ - '0';
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1365 cache->path->len += cache->path->level[n] + 1;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1366
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1367 if (p == last) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1368 break;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1369 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1370
2671
627dee566f6c fix cache path slot
Igor Sysoev <igor@sysoev.ru>
parents: 2632
diff changeset
1371 if (*p++ == ':' && n < 2 && p != last) {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1372 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1373 }
2671
627dee566f6c fix cache path slot
Igor Sysoev <igor@sysoev.ru>
parents: 2632
diff changeset
1374
627dee566f6c fix cache path slot
Igor Sysoev <igor@sysoev.ru>
parents: 2632
diff changeset
1375 goto invalid_levels;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1376 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1377
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1378 goto invalid_levels;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1379 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1380
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1381 if (cache->path->len < 10 + 3) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1382 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1383 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1384
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1385 invalid_levels:
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1386
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1387 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1388 "invalid \"levels\" \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1389 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1390 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1391
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1392 if (ngx_strncmp(value[i].data, "keys_zone=", 10) == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1393
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1394 name.data = value[i].data + 10;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1395
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1396 p = (u_char *) ngx_strchr(name.data, ':');
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1397
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1398 if (p) {
2716
d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2694
diff changeset
1399 *p = '\0';
d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 2694
diff changeset
1400
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1401 name.len = p - name.data;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1402
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1403 p++;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1404
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1405 s.len = value[i].data + value[i].len - p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1406 s.data = p;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1407
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1408 size = ngx_parse_size(&s);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1409 if (size > 8191) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1410 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1411 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1412 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1413
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1414 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1415 "invalid keys zone size \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1416 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1417 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1418
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1419 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1420
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1421 s.len = value[i].len - 9;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1422 s.data = value[i].data + 9;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1423
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1424 inactive = ngx_parse_time(&s, 1);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1425 if (inactive < 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1426 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1427 "invalid inactive value \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1428 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1429 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1430
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1431 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1432 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1433
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1434 if (ngx_strncmp(value[i].data, "max_size=", 9) == 0) {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1435
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1436 s.len = value[i].len - 9;
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1437 s.data = value[i].data + 9;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1438
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1439 max_size = ngx_parse_offset(&s);
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1440 if (max_size < 0) {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1441 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1442 "invalid max_size value \"%V\"", &value[i]);
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1443 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1444 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1445
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1446 continue;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1447 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1448
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1449 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1450 "invalid parameter \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1451 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1452 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1453
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1454 if (name.len == 0 || size == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1455 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1456 "\"%V\" must have \"keys_zone\" parameter",
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1457 &cmd->name);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1458 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1459 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1460
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1461 cache->path->manager = ngx_http_file_cache_manager;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1462 cache->path->data = cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1463
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1464 if (ngx_add_path(cf, &cache->path) != NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1465 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1466 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1467
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1468 cache->shm_zone = ngx_shared_memory_add(cf, &name, size, cmd->post);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1469 if (cache->shm_zone == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1470 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1471 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1472
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1473 if (cache->shm_zone->data) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1474 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1475 "duplicate zone \"%V\"", &name);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1476 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1477 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1478
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1479
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1480 cache->shm_zone->init = ngx_http_file_cache_init;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1481 cache->shm_zone->data = cache;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1482
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1483 cache->inactive = inactive;
2616
d19979e0d980 introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents: 2611
diff changeset
1484 cache->max_size = max_size;
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1485
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1486 return NGX_CONF_OK;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1487 }
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
1488
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
1489
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1490 char *
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1491 ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1492 void *conf)
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1493 {
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1494 char *p = conf;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1495
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1496 time_t valid;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1497 ngx_str_t *value;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1498 ngx_uint_t i, n, status;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1499 ngx_array_t **a;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1500 ngx_http_cache_valid_t *v;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1501 static ngx_uint_t statuses[] = { 200, 301, 302 };
477
ad1e9ebf93bb nginx-0.1.13-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
1502
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1503 a = (ngx_array_t **) (p + cmd->offset);
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1504
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1505 if (*a == NGX_CONF_UNSET_PTR) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1506 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t));
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1507 if (*a == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1508 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1509 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1510 }
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1511
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1512 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1513 n = cf->args->nelts - 1;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1514
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1515 valid = ngx_parse_time(&value[n], 1);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1516 if (valid < 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1517 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1518 "invalid time value \"%V\"", &value[n]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1519 return NGX_CONF_ERROR;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1520 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1521
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1522 if (n == 1) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1523
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1524 for (i = 0; i < 3; i++) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1525 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1526 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1527 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1528 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1529
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1530 v->status = statuses[i];
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1531 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1532 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1533
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1534 return NGX_CONF_OK;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1535 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1536
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1537 for (i = 1; i < n; i++) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1538
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1539 if (ngx_strcmp(value[i].data, "any") == 0) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1540
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1541 status = 0;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1542
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1543 } else {
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1544
2592
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1545 status = ngx_atoi(value[i].data, value[i].len);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1546 if (status < 100) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1547 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1548 "invalid status \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1549 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1550 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1551 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1552
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1553 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1554 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1555 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1556 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1557
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1558 v->status = status;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1559 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1560 }
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1561
3a8a53c0c42f a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
1562 return NGX_CONF_OK;
202
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
1563 }