Mercurial > hg > nginx
annotate src/http/ngx_http_file_cache.c @ 4515:8bb695c05870 stable-1.0
Merge of r4498:
Fix of rbtree lookup on hash collisions.
Previous code incorrectly assumed that nodes with identical keys are linked
together. This might not be true after tree rebalance.
Patch by Lanshun Zhou.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Mon, 05 Mar 2012 13:17:56 +0000 |
parents | 4919fb357a5d |
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rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 * Copyright (C) Nginx, Inc. |
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 #include <ngx_md5.h> |
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12 |
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13 |
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14 static ngx_int_t ngx_http_file_cache_read(ngx_http_request_t *r, |
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15 ngx_http_cache_t *c); |
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16 static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r, |
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17 ngx_http_cache_t *c); |
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18 #if (NGX_HAVE_FILE_AIO) |
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19 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); |
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20 #endif |
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21 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, |
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22 ngx_http_cache_t *c); |
3696 | 23 static ngx_int_t ngx_http_file_cache_name(ngx_http_request_t *r, |
24 ngx_path_t *path); | |
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25 static ngx_http_file_cache_node_t * |
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26 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); |
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27 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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28 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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29 static void ngx_http_file_cache_cleanup(void *data); |
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30 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); |
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31 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); |
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32 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, |
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33 ngx_queue_t *q, u_char *name); |
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34 static ngx_int_t |
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35 ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache); |
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36 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, |
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37 ngx_str_t *path); |
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38 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, |
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39 ngx_str_t *path); |
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40 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, |
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41 ngx_str_t *path); |
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42 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, |
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43 ngx_http_cache_t *c); |
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44 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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45 ngx_str_t *path); |
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46 |
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47 |
2952 | 48 ngx_str_t ngx_http_cache_status[] = { |
49 ngx_string("MISS"), | |
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50 ngx_string("BYPASS"), |
2952 | 51 ngx_string("EXPIRED"), |
52 ngx_string("STALE"), | |
53 ngx_string("UPDATING"), | |
54 ngx_string("HIT") | |
55 }; | |
56 | |
57 | |
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58 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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59 |
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60 |
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61 static ngx_int_t |
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62 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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63 { |
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64 ngx_http_file_cache_t *ocache = data; |
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65 |
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66 size_t len; |
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67 ngx_uint_t n; |
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68 ngx_http_file_cache_t *cache; |
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69 |
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70 cache = shm_zone->data; |
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71 |
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72 if (ocache) { |
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73 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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74 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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75 "cache \"%V\" uses the \"%V\" cache path " |
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76 "while previously it used the \"%V\" cache path", |
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77 &shm_zone->shm.name, &cache->path->name, |
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78 &ocache->path->name); |
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79 |
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80 return NGX_ERROR; |
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81 } |
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82 |
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83 for (n = 0; n < 3; n++) { |
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84 if (cache->path->level[n] != ocache->path->level[n]) { |
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85 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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86 "cache \"%V\" had previously different levels", |
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87 &shm_zone->shm.name); |
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88 return NGX_ERROR; |
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89 } |
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90 } |
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91 |
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92 cache->sh = ocache->sh; |
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93 |
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94 cache->shpool = ocache->shpool; |
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95 cache->bsize = ocache->bsize; |
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96 |
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97 cache->max_size /= cache->bsize; |
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98 |
3018 | 99 if (!cache->sh->cold || cache->sh->loading) { |
100 cache->path->loader = NULL; | |
101 } | |
102 | |
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103 return NGX_OK; |
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104 } |
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105 |
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106 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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107 |
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108 if (shm_zone->shm.exists) { |
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109 cache->sh = cache->shpool->data; |
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110 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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111 |
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112 return NGX_OK; |
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113 } |
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114 |
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115 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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116 if (cache->sh == NULL) { |
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117 return NGX_ERROR; |
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118 } |
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119 |
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120 cache->shpool->data = cache->sh; |
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121 |
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122 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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123 ngx_http_file_cache_rbtree_insert_value); |
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124 |
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125 ngx_queue_init(&cache->sh->queue); |
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126 |
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127 cache->sh->cold = 1; |
3018 | 128 cache->sh->loading = 0; |
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129 cache->sh->size = 0; |
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130 |
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131 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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132 |
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133 cache->max_size /= cache->bsize; |
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134 |
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135 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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136 |
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137 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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138 if (cache->shpool->log_ctx == NULL) { |
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139 return NGX_ERROR; |
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140 } |
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141 |
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142 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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143 &shm_zone->shm.name); |
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144 |
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145 return NGX_OK; |
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146 } |
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147 |
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148 |
3697 | 149 ngx_int_t |
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150 ngx_http_file_cache_new(ngx_http_request_t *r) |
3697 | 151 { |
152 ngx_http_cache_t *c; | |
153 | |
154 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); | |
155 if (c == NULL) { | |
156 return NGX_ERROR; | |
157 } | |
158 | |
159 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { | |
160 return NGX_ERROR; | |
161 } | |
162 | |
163 r->cache = c; | |
164 c->file.log = r->connection->log; | |
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165 c->file.fd = NGX_INVALID_FILE; |
3697 | 166 |
167 return NGX_OK; | |
168 } | |
169 | |
170 | |
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171 ngx_int_t |
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172 ngx_http_file_cache_create(ngx_http_request_t *r) |
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173 { |
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174 ngx_http_cache_t *c; |
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175 ngx_pool_cleanup_t *cln; |
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176 ngx_http_file_cache_t *cache; |
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177 |
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178 c = r->cache; |
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179 cache = c->file_cache; |
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180 |
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181 cln = ngx_pool_cleanup_add(r->pool, 0); |
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182 if (cln == NULL) { |
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183 return NGX_ERROR; |
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184 } |
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185 |
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186 if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { |
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187 return NGX_ERROR; |
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188 } |
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189 |
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190 cln->handler = ngx_http_file_cache_cleanup; |
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191 cln->data = c; |
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192 |
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193 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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194 return NGX_ERROR; |
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195 } |
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196 |
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197 return NGX_OK; |
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198 } |
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199 |
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200 |
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201 void |
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202 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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203 { |
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204 size_t len; |
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205 ngx_str_t *key; |
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206 ngx_uint_t i; |
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207 ngx_md5_t md5; |
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208 ngx_http_cache_t *c; |
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209 |
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210 c = r->cache; |
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211 |
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212 len = 0; |
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213 |
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214 ngx_crc32_init(c->crc32); |
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215 ngx_md5_init(&md5); |
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216 |
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217 key = c->keys.elts; |
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218 for (i = 0; i < c->keys.nelts; i++) { |
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219 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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220 "http cache key: \"%V\"", &key[i]); |
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221 |
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222 len += key[i].len; |
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223 |
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224 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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225 ngx_md5_update(&md5, key[i].data, key[i].len); |
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226 } |
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227 |
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228 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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229 + sizeof(ngx_http_file_cache_key) + len + 1; |
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230 |
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231 ngx_crc32_final(c->crc32); |
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232 ngx_md5_final(c->key, &md5); |
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233 } |
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234 |
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235 |
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236 ngx_int_t |
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237 ngx_http_file_cache_open(ngx_http_request_t *r) |
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238 { |
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239 ngx_int_t rc, rv; |
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240 ngx_uint_t cold, test; |
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241 ngx_http_cache_t *c; |
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242 ngx_pool_cleanup_t *cln; |
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243 ngx_open_file_info_t of; |
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244 ngx_http_file_cache_t *cache; |
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245 ngx_http_core_loc_conf_t *clcf; |
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246 |
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247 c = r->cache; |
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248 |
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249 if (c->buf) { |
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250 return ngx_http_file_cache_read(r, c); |
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251 } |
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252 |
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253 cache = c->file_cache; |
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254 |
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255 cln = ngx_pool_cleanup_add(r->pool, 0); |
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256 if (cln == NULL) { |
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257 return NGX_ERROR; |
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258 } |
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259 |
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260 rc = ngx_http_file_cache_exists(cache, c); |
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261 |
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262 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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263 "http file cache exists: %i e:%d", rc, c->exists); |
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264 |
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265 if (rc == NGX_ERROR) { |
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266 return rc; |
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267 } |
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268 |
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269 cln->handler = ngx_http_file_cache_cleanup; |
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270 cln->data = c; |
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271 |
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272 if (rc == NGX_AGAIN) { |
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273 return NGX_HTTP_CACHE_SCARCE; |
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274 } |
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275 |
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276 cold = cache->sh->cold; |
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277 |
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278 if (rc == NGX_OK) { |
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279 |
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280 if (c->error) { |
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281 return c->error; |
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282 } |
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283 |
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284 c->temp_file = 1; |
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285 test = c->exists ? 1 : 0; |
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286 rv = NGX_DECLINED; |
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287 |
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288 } else { /* rc == NGX_DECLINED */ |
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289 |
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290 if (c->min_uses > 1) { |
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291 |
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292 if (!cold) { |
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293 return NGX_HTTP_CACHE_SCARCE; |
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294 } |
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295 |
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296 test = 1; |
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297 rv = NGX_HTTP_CACHE_SCARCE; |
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298 |
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299 } else { |
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300 c->temp_file = 1; |
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301 test = cold ? 1 : 0; |
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302 rv = NGX_DECLINED; |
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303 } |
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304 } |
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305 |
3696 | 306 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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307 return NGX_ERROR; |
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308 } |
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309 |
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310 if (!test) { |
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311 return NGX_DECLINED; |
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312 } |
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313 |
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314 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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315 |
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316 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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317 |
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318 of.uniq = c->uniq; |
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319 of.valid = clcf->open_file_cache_valid; |
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320 of.min_uses = clcf->open_file_cache_min_uses; |
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321 of.events = clcf->open_file_cache_events; |
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322 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 323 of.read_ahead = clcf->read_ahead; |
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324 |
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325 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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326 != NGX_OK) |
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327 { |
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328 switch (of.err) { |
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329 |
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330 case 0: |
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331 return NGX_ERROR; |
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332 |
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333 case NGX_ENOENT: |
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334 case NGX_ENOTDIR: |
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335 return rv; |
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336 |
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337 default: |
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338 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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339 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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340 return NGX_ERROR; |
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341 } |
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342 } |
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343 |
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344 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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345 "http file cache fd: %d", of.fd); |
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346 |
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347 c->file.fd = of.fd; |
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348 c->file.log = r->connection->log; |
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349 c->uniq = of.uniq; |
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350 c->length = of.size; |
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351 c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; |
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352 |
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353 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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354 if (c->buf == NULL) { |
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355 return NGX_ERROR; |
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356 } |
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357 |
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358 return ngx_http_file_cache_read(r, c); |
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359 } |
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360 |
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361 |
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362 static ngx_int_t |
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363 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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364 { |
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365 time_t now; |
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366 ssize_t n; |
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367 ngx_int_t rc; |
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368 ngx_http_file_cache_t *cache; |
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369 ngx_http_file_cache_header_t *h; |
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370 |
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371 n = ngx_http_file_cache_aio_read(r, c); |
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372 |
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373 if (n < 0) { |
202
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|
374 return n; |
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parents:
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|
375 } |
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parents:
diff
changeset
|
376 |
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3294
diff
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|
377 if ((size_t) n < c->header_start) { |
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a prelimiary proxy cache support
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diff
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|
378 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 379 "cache file \"%s\" is too small", c->file.name.data); |
4039
ee270f311dea
Merge of r3972, r3973, r3974:
Igor Sysoev <igor@sysoev.ru>
parents:
4038
diff
changeset
|
380 return NGX_DECLINED; |
202
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381 } |
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382 |
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383 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
202
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parents:
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384 |
3460
bbea0b19b608
fix cached FastCGI response with large stderr output before header
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diff
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|
385 if (h->crc32 != c->crc32) { |
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386 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
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|
387 "cache file \"%s\" has md5 collision", c->file.name.data); |
202
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|
388 return NGX_DECLINED; |
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|
389 } |
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|
390 |
4436
311b358658c8
Merge of r4339, r4340, r4341:
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
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|
391 if (h->body_start > c->body_start) { |
311b358658c8
Merge of r4339, r4340, r4341:
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parents:
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diff
changeset
|
392 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
311b358658c8
Merge of r4339, r4340, r4341:
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parents:
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diff
changeset
|
393 "cache file \"%s\" has too long header", |
311b358658c8
Merge of r4339, r4340, r4341:
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|
394 c->file.name.data); |
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Merge of r4339, r4340, r4341:
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parents:
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|
395 return NGX_DECLINED; |
311b358658c8
Merge of r4339, r4340, r4341:
Maxim Dounin <mdounin@mdounin.ru>
parents:
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|
396 } |
311b358658c8
Merge of r4339, r4340, r4341:
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parents:
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|
397 |
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398 c->buf->last += n; |
477 | 399 |
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400 c->valid_sec = h->valid_sec; |
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401 c->last_modified = h->last_modified; |
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|
402 c->date = h->date; |
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changeset
|
403 c->valid_msec = h->valid_msec; |
3460
bbea0b19b608
fix cached FastCGI response with large stderr output before header
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
404 c->header_start = h->header_start; |
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a prelimiary proxy cache support
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|
405 c->body_start = h->body_start; |
477 | 406 |
2592
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changeset
|
407 r->cached = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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|
408 |
3052
6060225e9261
FreeBSD and Linux AIO support
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diff
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|
409 cache = c->file_cache; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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|
410 |
6060225e9261
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parents:
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|
411 if (cache->sh->cold) { |
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|
412 |
3a8a53c0c42f
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diff
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|
413 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 414 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
415 if (!c->node->exists) { |
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introduce cache manager instead of cache cleaner
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|
416 c->node->uses = 1; |
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parents:
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|
417 c->node->body_start = c->body_start; |
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introduce cache manager instead of cache cleaner
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parents:
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|
418 c->node->exists = 1; |
3052
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|
419 c->node->uniq = c->uniq; |
4037 | 420 c->node->fs_size = c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
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|
421 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
422 cache->sh->size += c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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|
423 } |
2592
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
424 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
425 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
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|
426 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
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parents:
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changeset
|
427 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
428 now = ngx_time(); |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
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|
429 |
2592
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a prelimiary proxy cache support
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parents:
633
diff
changeset
|
430 if (c->valid_sec < now) { |
202
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
431 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
432 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
|
433 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
434 if (c->node->updating) { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
435 rc = NGX_HTTP_CACHE_UPDATING; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
436 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
437 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
438 c->node->updating = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
439 c->updating = 1; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
440 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
441 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
442 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
443 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
|
444 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
445 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
|
446 "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
|
447 rc, c->valid_sec, now); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
448 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
449 return rc; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
450 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
451 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
452 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
453 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
454 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
455 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
456 static ssize_t |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
457 ngx_http_file_cache_aio_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
458 { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
459 #if (NGX_HAVE_FILE_AIO) |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
460 ssize_t n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
461 ngx_http_core_loc_conf_t *clcf; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
462 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
463 if (!ngx_file_aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
464 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
465 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
466 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
467 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
468 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
469 if (!clcf->aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
470 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
471 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
472 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
473 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
474 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
475 if (n != NGX_AGAIN) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
476 return n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
477 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
478 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
479 c->file.aio->data = r; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
480 c->file.aio->handler = ngx_http_cache_aio_event_handler; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
481 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
482 r->main->blocked++; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
483 r->aio = 1; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
484 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
485 return NGX_AGAIN; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
486 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
487 noaio: |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
488 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
489 #endif |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
490 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
491 return ngx_read_file(&c->file, c->buf->pos, c->body_start, 0); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
492 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
493 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
494 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
495 #if (NGX_HAVE_FILE_AIO) |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
496 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
497 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
498 ngx_http_cache_aio_event_handler(ngx_event_t *ev) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
499 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
500 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
501 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
502 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
503 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
504 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
505 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
506 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
507 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
508 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
509 r->connection->write->handler(r->connection->write); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
510 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
511 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
512 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
513 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
514 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
515 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
516 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
|
517 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
520 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
521 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
522 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
523 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
|
524 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
525 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
526 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
527 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
528 fcn->uses++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
529 fcn->count++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
530 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
533 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
534 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
535 } |
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 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
538 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
539 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
540 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
541 |
4038
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
Igor Sysoev <igor@sysoev.ru>
parents:
4037
diff
changeset
|
542 if (fcn->exists || fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
543 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
544 c->exists = fcn->exists; |
4038
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
Igor Sysoev <igor@sysoev.ru>
parents:
4037
diff
changeset
|
545 if (fcn->body_start) { |
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
Igor Sysoev <igor@sysoev.ru>
parents:
4037
diff
changeset
|
546 c->body_start = fcn->body_start; |
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
Igor Sysoev <igor@sysoev.ru>
parents:
4037
diff
changeset
|
547 } |
2592
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 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
550 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
553 |
4038
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
Igor Sysoev <igor@sysoev.ru>
parents:
4037
diff
changeset
|
554 rc = NGX_AGAIN; |
2592
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 goto done; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
559 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
560 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
561 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
562 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
563 |
2693 | 564 (void) ngx_http_file_cache_forced_expire(cache); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
565 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
566 ngx_shmtx_lock(&cache->shpool->mutex); |
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 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
569 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
570 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
571 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
572 goto failed; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
573 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
574 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
575 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
576 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
|
577 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
578 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
|
579 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
|
580 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
581 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
582 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
583 fcn->uses = 1; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
584 fcn->count = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
585 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
586 fcn->deleting = 0; |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
587 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
588 renew: |
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 rc = NGX_DECLINED; |
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 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
593 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
594 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
595 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
596 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
597 fcn->body_start = 0; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
598 fcn->fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
599 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
600 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
601 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
602 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
603 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
604 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
|
605 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
606 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
607 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
608 c->node = fcn; |
2592
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 failed: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
611 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
612 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
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613 |
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614 return rc; |
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615 } |
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616 |
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617 |
3696 | 618 static ngx_int_t |
619 ngx_http_file_cache_name(ngx_http_request_t *r, ngx_path_t *path) | |
620 { | |
621 u_char *p; | |
622 ngx_http_cache_t *c; | |
623 | |
624 c = r->cache; | |
625 | |
626 c->file.name.len = path->name.len + 1 + path->len | |
627 + 2 * NGX_HTTP_CACHE_KEY_LEN; | |
628 | |
629 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); | |
630 if (c->file.name.data == NULL) { | |
631 return NGX_ERROR; | |
632 } | |
633 | |
634 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); | |
635 | |
636 p = c->file.name.data + path->name.len + 1 + path->len; | |
637 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); | |
638 *p = '\0'; | |
639 | |
640 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); | |
641 | |
642 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
643 "cache file: \"%s\"", c->file.name.data); | |
644 | |
645 return NGX_OK; | |
646 } | |
647 | |
648 | |
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649 static ngx_http_file_cache_node_t * |
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650 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key) |
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651 { |
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652 ngx_int_t rc; |
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653 ngx_rbtree_key_t node_key; |
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654 ngx_rbtree_node_t *node, *sentinel; |
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655 ngx_http_file_cache_node_t *fcn; |
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656 |
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657 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t)); |
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658 |
2720
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659 node = cache->sh->rbtree.root; |
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660 sentinel = cache->sh->rbtree.sentinel; |
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661 |
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662 while (node != sentinel) { |
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663 |
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664 if (node_key < node->key) { |
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665 node = node->left; |
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666 continue; |
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667 } |
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668 |
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669 if (node_key > node->key) { |
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670 node = node->right; |
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671 continue; |
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672 } |
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673 |
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674 /* node_key == node->key */ |
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675 |
4515 | 676 fcn = (ngx_http_file_cache_node_t *) node; |
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677 |
4515 | 678 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, |
679 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); | |
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680 |
4515 | 681 if (rc == 0) { |
682 return fcn; | |
683 } | |
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684 |
4515 | 685 node = (rc < 0) ? node->left : node->right; |
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686 } |
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687 |
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688 /* not found */ |
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689 |
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690 return NULL; |
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691 } |
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692 |
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693 |
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694 static void |
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695 ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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696 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
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697 { |
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698 ngx_rbtree_node_t **p; |
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699 ngx_http_file_cache_node_t *cn, *cnt; |
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700 |
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701 for ( ;; ) { |
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702 |
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703 if (node->key < temp->key) { |
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704 |
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705 p = &temp->left; |
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706 |
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707 } else if (node->key > temp->key) { |
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708 |
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709 p = &temp->right; |
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710 |
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711 } else { /* node->key == temp->key */ |
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712 |
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713 cn = (ngx_http_file_cache_node_t *) node; |
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714 cnt = (ngx_http_file_cache_node_t *) temp; |
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715 |
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716 p = (ngx_memcmp(cn->key, cnt->key, |
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717 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)) |
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718 < 0) |
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719 ? &temp->left : &temp->right; |
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720 } |
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721 |
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722 if (*p == sentinel) { |
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723 break; |
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724 } |
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725 |
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726 temp = *p; |
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727 } |
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728 |
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729 *p = node; |
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730 node->parent = temp; |
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731 node->left = sentinel; |
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732 node->right = sentinel; |
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733 ngx_rbt_red(node); |
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734 } |
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|
735 |
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|
736 |
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737 void |
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738 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) |
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739 { |
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740 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; |
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741 |
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742 u_char *p; |
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743 ngx_str_t *key; |
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744 ngx_uint_t i; |
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745 ngx_http_cache_t *c; |
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746 |
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747 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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748 "http file cache set header"); |
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749 |
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750 c = r->cache; |
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|
751 |
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|
752 h->valid_sec = c->valid_sec; |
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|
753 h->last_modified = c->last_modified; |
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754 h->date = c->date; |
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|
755 h->crc32 = c->crc32; |
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756 h->valid_msec = (u_short) c->valid_msec; |
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757 h->header_start = (u_short) c->header_start; |
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|
758 h->body_start = (u_short) c->body_start; |
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759 |
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760 p = buf + sizeof(ngx_http_file_cache_header_t); |
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|
761 |
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|
762 p = ngx_cpymem(p, ngx_http_file_cache_key, sizeof(ngx_http_file_cache_key)); |
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763 |
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|
764 key = c->keys.elts; |
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diff
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|
765 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 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
|
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 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
770 } |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
773 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 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
|
775 { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
776 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
777 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
778 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
780 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
781 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
786 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 return; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 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
|
791 "http file cache update"); |
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->updated = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
794 c->updating = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 cache = c->file_cache; |
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 uniq = 0; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
799 fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
801 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
|
802 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
803 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
804 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
806 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
807 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
808 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
809 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
812 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
|
813 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 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
|
817 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
|
818 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
|
819 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
821 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
822 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
823 uniq = ngx_file_uniq(&fi); |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
824 fs_size = (ngx_file_fs_size(&fi) + cache->bsize - 1) / cache->bsize; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
825 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
826 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
830 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
831 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
832 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
833 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
834 cache->sh->size += fs_size - c->node->fs_size; |
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
835 c->node->fs_size = fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
836 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
840 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
841 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
842 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
844 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
845 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
846 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
850 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
851 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
852 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
853 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
854 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
855 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
4038
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
Igor Sysoev <igor@sysoev.ru>
parents:
4037
diff
changeset
|
858 "http file cache send: %s", c->file.name.data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 |
4248 | 860 if (r != r->main && c->length - c->body_start == 0) { |
861 return ngx_http_send_header(r); | |
862 } | |
863 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
864 /* 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
|
865 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
866 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
867 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
868 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
871 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
|
872 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
876 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
877 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
878 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
|
879 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
881 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 |
4248 | 885 b->in_file = (c->length - c->body_start) ? 1: 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
891 b->file->log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
894 out.next = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
895 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
896 return ngx_http_output_filter(r, &out); |
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 |
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 void |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
901 ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
902 { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
903 ngx_http_file_cache_t *cache; |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
904 ngx_http_file_cache_node_t *fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
905 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
906 if (c->updated || c->node == NULL) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 return; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
910 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
911 |
3713
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
912 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
913 "http file cache free, fd: %d", c->file.fd); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
914 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
915 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
916 |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
917 fcn = c->node; |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
918 fcn->count--; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
919 |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
920 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
921 fcn->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
922 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
923 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
924 if (c->error) { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
925 fcn->error = c->error; |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
926 |
3743
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
927 if (c->valid_sec) { |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
928 fcn->valid_sec = c->valid_sec; |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
929 fcn->valid_msec = c->valid_msec; |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
930 } |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
931 |
3723
14ad3210fc73
do not free unused cache node if cache min_uses > 1,
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
932 } else if (!fcn->exists && fcn->count == 0 && c->min_uses == 1) { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
933 ngx_queue_remove(&fcn->queue); |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
934 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
935 ngx_slab_free_locked(cache->shpool, fcn); |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
936 c->node = NULL; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
937 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
938 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
939 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
940 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
941 c->updated = 1; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
942 c->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
943 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
944 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
945 if (tf && tf->file.fd != NGX_INVALID_FILE) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
946 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
947 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
948 tf->file.name.data); |
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 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
951 ngx_log_error(NGX_LOG_CRIT, c->file.log, ngx_errno, |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
952 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
953 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
954 } |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
957 } |
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 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
961 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
962 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
963 ngx_http_cache_t *c = data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
964 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
965 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
966 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
967 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
968 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
969 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
|
970 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
971 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
972 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
973 ngx_log_error(NGX_LOG_ALERT, c->file.log, 0, |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
974 "stalled cache updating, error:%ui", c->error); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
975 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
976 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
977 ngx_http_file_cache_free(c, NULL); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
978 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
979 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
980 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
981 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
982 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
|
983 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
984 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
985 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
986 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
987 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
988 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
989 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
990 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
991 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
992 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
|
993 "http file cache forced expire"); |
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 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
996 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
|
997 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
998 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
|
999 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1000 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1001 } |
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_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
|
1004 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1005 wait = 10; |
3728 | 1006 tries = 20; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1007 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1008 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1009 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1010 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
|
1011 q != ngx_queue_sentinel(&cache->sh->queue); |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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1012 q = ngx_queue_prev(q)) |
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introduce cache manager instead of cache cleaner
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|
1013 { |
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introduce cache manager instead of cache cleaner
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|
1014 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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diff
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|
1015 |
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diff
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|
1016 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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1017 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", |
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|
1018 fcn->count, fcn->exists, |
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introduce cache manager instead of cache cleaner
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1019 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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introduce cache manager instead of cache cleaner
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diff
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|
1020 |
3727 | 1021 if (fcn->count == 0) { |
1022 ngx_http_file_cache_delete(cache, q, name); | |
3885 | 1023 wait = 0; |
2616
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introduce cache manager instead of cache cleaner
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2611
diff
changeset
|
1024 |
3727 | 1025 } else { |
3728 | 1026 if (--tries) { |
2616
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introduce cache manager instead of cache cleaner
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diff
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|
1027 continue; |
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introduce cache manager instead of cache cleaner
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|
1028 } |
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introduce cache manager instead of cache cleaner
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|
1029 |
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introduce cache manager instead of cache cleaner
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diff
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|
1030 wait = 1; |
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diff
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|
1031 } |
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|
1032 |
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diff
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|
1033 break; |
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|
1034 } |
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|
1035 |
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|
1036 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1037 |
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|
1038 ngx_free(name); |
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|
1039 |
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diff
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|
1040 return wait; |
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|
1041 } |
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|
1042 |
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|
1043 |
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diff
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|
1044 static time_t |
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|
1045 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
2592
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diff
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1046 { |
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diff
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|
1047 u_char *name, *p; |
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diff
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|
1048 size_t len; |
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diff
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|
1049 time_t now, wait; |
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diff
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|
1050 ngx_path_t *path; |
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diff
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|
1051 ngx_queue_t *q; |
3a8a53c0c42f
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diff
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|
1052 ngx_http_file_cache_node_t *fcn; |
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diff
changeset
|
1053 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
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diff
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|
1054 |
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diff
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|
1055 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
3a8a53c0c42f
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diff
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|
1056 "http file cache expire"); |
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diff
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|
1057 |
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diff
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|
1058 path = cache->path; |
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diff
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|
1059 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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diff
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|
1060 |
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1061 name = ngx_alloc(len + 1, ngx_cycle->log); |
d19979e0d980
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diff
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1062 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
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diff
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|
1063 return 10; |
2616
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|
1064 } |
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|
1065 |
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|
1066 ngx_memcpy(name, path->name.data, path->name.len); |
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|
1067 |
2592
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|
1068 now = ngx_time(); |
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|
1069 |
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|
1070 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1071 |
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|
1072 for ( ;; ) { |
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diff
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|
1073 |
2720
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2716
diff
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|
1074 if (ngx_queue_empty(&cache->sh->queue)) { |
2694
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diff
changeset
|
1075 wait = 10; |
2592
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|
1076 break; |
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|
1077 } |
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|
1078 |
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|
1079 q = ngx_queue_last(&cache->sh->queue); |
2592
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|
1080 |
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1081 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1082 |
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|
1083 wait = fcn->expire - now; |
2592
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|
1084 |
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|
1085 if (wait > 0) { |
2694
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set cache manager maximum sleep time to 10s
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diff
changeset
|
1086 wait = wait > 10 ? 10 : wait; |
2616
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|
1087 break; |
2592
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diff
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|
1088 } |
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diff
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|
1089 |
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diff
changeset
|
1090 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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diff
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|
1091 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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changeset
|
1092 fcn->count, fcn->exists, |
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diff
changeset
|
1093 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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diff
changeset
|
1094 |
3727 | 1095 if (fcn->count == 0) { |
1096 ngx_http_file_cache_delete(cache, q, name); | |
2616
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|
1097 continue; |
2592
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diff
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|
1098 } |
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diff
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|
1099 |
3755
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fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
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|
1100 if (fcn->deleting) { |
3942
2e8dbd773d63
fix r3756: release lock to allow other process to delete cache node
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3917
diff
changeset
|
1101 wait = 1; |
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fix r3756: release lock to allow other process to delete cache node
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|
1102 break; |
3755
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fix race condition if during reconfiguration two cache managers try
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diff
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|
1103 } |
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|
1104 |
3727 | 1105 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
1106 sizeof(ngx_rbtree_key_t)); | |
1107 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); | |
1108 (void) ngx_hex_dump(p, fcn->key, len); | |
1109 | |
1110 /* | |
1111 * abnormally exited workers may leave locked cache entries, | |
1112 * and although it may be safe to remove them completely, | |
4436
311b358658c8
Merge of r4339, r4340, r4341:
Maxim Dounin <mdounin@mdounin.ru>
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diff
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|
1113 * we prefer to just move them to the top of the inactive queue |
3727 | 1114 */ |
1115 | |
1116 ngx_queue_remove(q); | |
4436
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Merge of r4339, r4340, r4341:
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parents:
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diff
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|
1117 fcn->expire = ngx_time() + cache->inactive; |
311b358658c8
Merge of r4339, r4340, r4341:
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|
1118 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
3727 | 1119 |
1120 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, | |
1121 "ignore long locked inactive cache entry %*s, count:%d", | |
1122 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); | |
2592
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1123 } |
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1124 |
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1125 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1126 |
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1127 ngx_free(name); |
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1128 |
2592
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1129 return wait; |
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|
1130 } |
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1131 |
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|
1132 |
2616
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|
1133 static void |
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|
1134 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
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|
1135 u_char *name) |
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|
1136 { |
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|
1137 u_char *p; |
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|
1138 size_t len; |
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changeset
|
1139 ngx_path_t *path; |
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|
1140 ngx_http_file_cache_node_t *fcn; |
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1141 |
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1142 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1143 |
3726
282ddd49f925
*) delete cache key node after a cache file removal
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diff
changeset
|
1144 if (fcn->exists) { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
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3885
diff
changeset
|
1145 cache->sh->size -= fcn->fs_size; |
2616
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|
1146 |
3726
282ddd49f925
*) delete cache key node after a cache file removal
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diff
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|
1147 path = cache->path; |
282ddd49f925
*) delete cache key node after a cache file removal
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diff
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|
1148 p = name + path->name.len + 1 + path->len; |
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1149 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, |
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1150 sizeof(ngx_rbtree_key_t)); |
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1151 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1152 p = ngx_hex_dump(p, fcn->key, len); |
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|
1153 *p = '\0'; |
2616
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1154 |
3726
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1155 fcn->count++; |
3755
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|
1156 fcn->deleting = 1; |
3726
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1157 ngx_shmtx_unlock(&cache->shpool->mutex); |
2616
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1158 |
3726
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1159 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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|
1160 ngx_create_hashed_filename(path, name, len); |
2616
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|
1161 |
3726
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|
1162 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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|
1163 "http file cache expire: \"%s\"", name); |
2616
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1164 |
3726
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|
1165 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1166 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1167 ngx_delete_file_n " \"%s\" failed", name); |
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|
1168 } |
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1169 |
3726
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|
1170 ngx_shmtx_lock(&cache->shpool->mutex); |
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1171 fcn->count--; |
3755
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1172 fcn->deleting = 0; |
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1173 } |
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|
1174 |
3726
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1175 if (fcn->count == 0) { |
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1176 ngx_queue_remove(q); |
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1177 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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1178 ngx_slab_free_locked(cache->shpool, fcn); |
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|
1179 } |
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1180 } |
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1181 |
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1182 |
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|
1183 static time_t |
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1184 ngx_http_file_cache_manager(void *data) |
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1185 { |
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1186 ngx_http_file_cache_t *cache = data; |
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1187 |
3018 | 1188 off_t size; |
3885 | 1189 time_t next, wait; |
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1190 |
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1191 next = ngx_http_file_cache_expire(cache); |
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1192 |
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1193 cache->last = ngx_current_msec; |
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1194 cache->files = 0; |
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1195 |
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1196 for ( ;; ) { |
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|
1197 ngx_shmtx_lock(&cache->shpool->mutex); |
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1198 |
2720
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1199 size = cache->sh->size; |
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1200 |
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|
1201 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1202 |
2631 | 1203 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1204 "http file cache size: %O", size); | |
1205 | |
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1206 if (size < cache->max_size) { |
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1207 return next; |
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1208 } |
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|
1209 |
3885 | 1210 wait = ngx_http_file_cache_forced_expire(cache); |
1211 | |
1212 if (wait > 0) { | |
1213 return wait; | |
1214 } | |
2616
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Igor Sysoev <igor@sysoev.ru>
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|
1215 |
4039
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|
1216 if (ngx_quit || ngx_terminate) { |
2616
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1217 return next; |
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|
1218 } |
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|
1219 } |
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1220 } |
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1221 |
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1222 |
3018 | 1223 static void |
1224 ngx_http_file_cache_loader(void *data) | |
1225 { | |
1226 ngx_http_file_cache_t *cache = data; | |
1227 | |
1228 ngx_tree_ctx_t tree; | |
1229 | |
1230 if (!cache->sh->cold || cache->sh->loading) { | |
1231 return; | |
1232 } | |
1233 | |
1234 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1235 return; | |
1236 } | |
1237 | |
1238 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1239 "http file cache loader"); | |
1240 | |
1241 tree.init_handler = NULL; | |
1242 tree.file_handler = ngx_http_file_cache_manage_file; | |
1243 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1244 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1245 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1246 tree.data = cache; | |
1247 tree.alloc = 0; | |
1248 tree.log = ngx_cycle->log; | |
1249 | |
1250 cache->last = ngx_current_msec; | |
1251 cache->files = 0; | |
1252 | |
1253 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
3020
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diff
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|
1254 cache->sh->loading = 0; |
3018 | 1255 return; |
1256 } | |
1257 | |
1258 cache->sh->cold = 0; | |
1259 cache->sh->loading = 0; | |
1260 | |
1261 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1262 "http file cache: %V %.3fM, bsize: %uz", | |
1263 &cache->path->name, | |
1264 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1265 cache->bsize); | |
1266 } | |
1267 | |
1268 | |
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1269 static ngx_int_t |
4039
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|
1270 ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache) |
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1271 { |
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|
1272 ngx_msec_t elapsed; |
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1273 |
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1274 if (cache->files++ > 100) { |
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1275 |
3475
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|
1276 ngx_time_update(); |
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1277 |
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1278 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1279 |
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1280 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1281 "http file cache manager time: %M", elapsed); |
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1282 |
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|
1283 if (elapsed > 200) { |
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1284 |
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1285 /* |
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1286 * if processing 100 files takes more than 200ms, |
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1287 * it seems that many operations require disk i/o, |
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1288 * therefore sleep 200ms |
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1289 */ |
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1290 |
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1291 ngx_msleep(200); |
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1292 |
3475
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changeset
|
1293 ngx_time_update(); |
2616
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1294 } |
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1295 |
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1296 cache->last = ngx_current_msec; |
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1297 cache->files = 0; |
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1298 } |
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1299 |
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1300 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1301 } |
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1302 |
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1303 |
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1304 static ngx_int_t |
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1305 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1306 { |
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1307 return NGX_OK; |
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1308 } |
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1309 |
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1310 |
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|
1311 static ngx_int_t |
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|
1312 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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|
1313 { |
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|
1314 ngx_http_file_cache_t *cache; |
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|
1315 |
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|
1316 cache = ctx->data; |
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|
1317 |
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|
1318 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
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|
1319 (void) ngx_http_file_cache_delete_file(ctx, path); |
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|
1320 } |
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introduce cache manager instead of cache cleaner
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changeset
|
1321 |
4039
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Merge of r3972, r3973, r3974:
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|
1322 return ngx_http_file_cache_loader_sleep(cache); |
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|
1323 } |
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diff
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|
1324 |
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|
1325 |
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diff
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|
1326 static ngx_int_t |
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|
1327 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1328 { |
4038
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4037
diff
changeset
|
1329 u_char *p; |
30519bb5621d
Merge of r3966, r3967, r3968, r3969, r3970, r3971:
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|
1330 ngx_int_t n; |
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Merge of r3966, r3967, r3968, r3969, r3970, r3971:
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diff
changeset
|
1331 ngx_uint_t i; |
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|
1332 ngx_http_cache_t c; |
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|
1333 ngx_http_file_cache_t *cache; |
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|
1334 |
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|
1335 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
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|
1336 return NGX_ERROR; |
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|
1337 } |
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|
1338 |
4038
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|
1339 if (ctx->size < (off_t) sizeof(ngx_http_file_cache_header_t)) { |
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diff
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|
1340 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
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|
1341 "cache file \"%s\" is too small", name->data); |
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|
1342 return NGX_ERROR; |
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|
1343 } |
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|
1344 |
4038
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|
1345 ngx_memzero(&c, sizeof(ngx_http_cache_t)); |
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|
1346 cache = ctx->data; |
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|
1347 |
4038
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changeset
|
1348 c.length = ctx->size; |
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|
1349 c.fs_size = (ctx->fs_size + cache->bsize - 1) / cache->bsize; |
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|
1350 |
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diff
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|
1351 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
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|
1352 |
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|
1353 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1354 n = ngx_hextoi(p, 2); |
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diff
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|
1355 |
3a8a53c0c42f
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633
diff
changeset
|
1356 if (n == NGX_ERROR) { |
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|
1357 return NGX_ERROR; |
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diff
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|
1358 } |
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|
1359 |
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diff
changeset
|
1360 p += 2; |
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|
1361 |
2616
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1362 c.key[i] = (u_char) n; |
2592
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|
1363 } |
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|
1364 |
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|
1365 return ngx_http_file_cache_add(cache, &c); |
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|
1366 } |
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|
1367 |
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|
1368 |
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|
1369 static ngx_int_t |
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Igor Sysoev <igor@sysoev.ru>
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|
1370 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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|
1371 { |
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diff
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|
1372 ngx_http_file_cache_node_t *fcn; |
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diff
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|
1373 |
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|
1374 ngx_shmtx_lock(&cache->shpool->mutex); |
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diff
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|
1375 |
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|
1376 fcn = ngx_http_file_cache_lookup(cache, c->key); |
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|
1377 |
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diff
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|
1378 if (fcn == NULL) { |
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|
1379 |
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|
1380 fcn = ngx_slab_alloc_locked(cache->shpool, |
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changeset
|
1381 sizeof(ngx_http_file_cache_node_t)); |
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Igor Sysoev <igor@sysoev.ru>
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|
1382 if (fcn == NULL) { |
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|
1383 ngx_shmtx_unlock(&cache->shpool->mutex); |
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diff
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|
1384 return NGX_ERROR; |
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|
1385 } |
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|
1386 |
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diff
changeset
|
1387 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); |
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|
1388 |
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|
1389 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], |
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|
1390 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
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|
1391 |
2720
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|
1392 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
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|
1393 |
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|
1394 fcn->uses = 1; |
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diff
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|
1395 fcn->count = 0; |
4038
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|
1396 fcn->valid_msec = 0; |
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|
1397 fcn->error = 0; |
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|
1398 fcn->exists = 1; |
3744
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diff
changeset
|
1399 fcn->updating = 0; |
3755
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fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
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|
1400 fcn->deleting = 0; |
4038
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|
1401 fcn->uniq = 0; |
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|
1402 fcn->valid_sec = 0; |
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Merge of r3966, r3967, r3968, r3969, r3970, r3971:
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changeset
|
1403 fcn->body_start = 0; |
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|
1404 fcn->fs_size = c->fs_size; |
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1405 |
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1406 cache->sh->size += c->fs_size; |
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|
1407 |
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|
1408 } else { |
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|
1409 ngx_queue_remove(&fcn->queue); |
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1410 } |
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|
1411 |
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|
1412 fcn->expire = ngx_time() + cache->inactive; |
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|
1413 |
2720
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|
1414 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
2592
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|
1415 |
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changeset
|
1416 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1417 |
2616
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|
1418 return NGX_OK; |
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|
1419 } |
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|
1420 |
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changeset
|
1421 |
2616
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changeset
|
1422 static ngx_int_t |
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|
1423 ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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|
1424 { |
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changeset
|
1425 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
|
1426 "http file cache delete: \"%s\"", path->data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1427 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1428 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1429 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
|
1430 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1431 } |
477 | 1432 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1433 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1434 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1435 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1436 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1437 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1438 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
|
1439 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1440 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1441 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
|
1442 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1443 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
|
1444 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1445 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1446 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1447 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1448 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
|
1449 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1450 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1451 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
|
1452 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1453 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1454 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1455 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
|
1456 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1457 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1458 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1459 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1460 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1461 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1462 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1463 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1464 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
|
1465 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1466 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1467 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1468 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1469 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1470 ngx_str_t s, name, *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1471 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1472 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1473 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1474 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
|
1475 if (cache == NULL) { |
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 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
|
1480 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1481 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1484 inactive = 600; |
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 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1487 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1488 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1489 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1490 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1491 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1492 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1493 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1494 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
|
1495 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1496 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1497 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1498 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
|
1499 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1501 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1502 for (i = 2; i < cf->args->nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1503 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1504 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1505 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1506 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1507 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1508 |
2671 | 1509 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1510 |
2671 | 1511 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1512 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1513 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1514 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1515 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1516 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1517 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1518 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1519 |
2671 | 1520 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1521 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1522 } |
2671 | 1523 |
1524 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1525 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1526 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1527 goto invalid_levels; |
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 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1531 continue; |
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 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1535 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1536 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1537 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1538 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1539 } |
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 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
|
1542 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1543 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1544 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1545 p = (u_char *) ngx_strchr(name.data, ':'); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1546 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1547 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
|
1548 *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
|
1549 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1550 name.len = p - name.data; |
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 p++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1553 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1554 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1555 s.data = p; |
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 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1558 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1559 continue; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1563 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1564 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1565 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1566 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1567 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1568 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1569 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1570 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1571 s.data = value[i].data + 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1572 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1573 inactive = ngx_parse_time(&s, 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1574 if (inactive < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1575 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1576 "invalid inactive value \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1577 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1578 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1579 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1580 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1581 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1582 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1583 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
|
1584 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1585 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1586 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1587 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1588 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1589 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1590 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
|
1591 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1592 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1593 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1594 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1595 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1596 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1597 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1598 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1599 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1600 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1601 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1602 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1603 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1604 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1605 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1606 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1607 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1608 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1609 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1610 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1611 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1612 cache->path->data = cache; |
4039
ee270f311dea
Merge of r3972, r3973, r3974:
Igor Sysoev <igor@sysoev.ru>
parents:
4038
diff
changeset
|
1613 cache->path->conf_file = cf->conf_file->file.name.data; |
ee270f311dea
Merge of r3972, r3973, r3974:
Igor Sysoev <igor@sysoev.ru>
parents:
4038
diff
changeset
|
1614 cache->path->line = cf->conf_file->line; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1615 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1616 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1617 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1618 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1619 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1620 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
|
1621 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1622 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1623 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1624 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1625 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1626 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1627 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1628 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1629 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1630 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1631 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1632 cache->shm_zone->init = ngx_http_file_cache_init; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1633 cache->shm_zone->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1634 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1635 cache->inactive = inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1636 cache->max_size = max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1637 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1638 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1639 } |
477 | 1640 |
1641 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1642 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1643 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
|
1644 void *conf) |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1645 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1646 char *p = conf; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1647 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1648 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1649 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1650 ngx_uint_t i, n, status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1651 ngx_array_t **a; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1652 ngx_http_cache_valid_t *v; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1653 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1654 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1655 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
|
1656 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1657 if (*a == NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1658 *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
|
1659 if (*a == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1660 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1661 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1662 } |
202
74994aeef848
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1663 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1664 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1665 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
|
1666 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1667 valid = ngx_parse_time(&value[n], 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1668 if (valid < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1669 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1670 "invalid time value \"%V\"", &value[n]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1671 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
|
1672 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1673 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1674 if (n == 1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1675 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1676 for (i = 0; i < 3; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1677 v = ngx_array_push(*a); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1678 if (v == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1679 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1680 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1681 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1682 v->status = statuses[i]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1683 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1684 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1685 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1686 return NGX_CONF_OK; |
202
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
1687 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1688 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1689 for (i = 1; i < n; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1690 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1691 if (ngx_strcmp(value[i].data, "any") == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1692 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1693 status = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1694 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
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|
1695 } else { |
202
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
1696 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
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|
1697 status = ngx_atoi(value[i].data, value[i].len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1698 if (status < 100) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1699 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1700 "invalid status \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1701 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1702 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1703 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1704 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1705 v = ngx_array_push(*a); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1706 if (v == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1707 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1708 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1709 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1710 v->status = status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1711 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1712 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1713 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1714 return NGX_CONF_OK; |
202
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
1715 } |