Mercurial > hg > nginx-quic
annotate src/http/ngx_http_file_cache.c @ 3905:f8f89eb4e0c2 release-1.0.1
nginx-1.0.1-RELEASE
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 03 May 2011 12:12:04 +0000 |
parents | e7cd13b7f759 |
children | 2a70484a6580 |
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 */ |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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10 #include <ngx_md5.h> |
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11 |
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12 |
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13 static ngx_int_t ngx_http_file_cache_read(ngx_http_request_t *r, |
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14 ngx_http_cache_t *c); |
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15 static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r, |
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16 ngx_http_cache_t *c); |
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17 #if (NGX_HAVE_FILE_AIO) |
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18 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); |
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19 #endif |
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20 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, |
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21 ngx_http_cache_t *c); |
3696 | 22 static ngx_int_t ngx_http_file_cache_name(ngx_http_request_t *r, |
23 ngx_path_t *path); | |
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24 static ngx_http_file_cache_node_t * |
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25 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); |
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26 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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27 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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28 static void ngx_http_file_cache_cleanup(void *data); |
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29 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); |
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30 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); |
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31 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, |
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32 ngx_queue_t *q, u_char *name); |
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33 static ngx_int_t |
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34 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache); |
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35 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, |
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36 ngx_str_t *path); |
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37 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, |
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38 ngx_str_t *path); |
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39 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, |
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40 ngx_str_t *path); |
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41 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, |
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42 ngx_http_cache_t *c); |
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43 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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44 ngx_str_t *path); |
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45 |
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46 |
2952 | 47 ngx_str_t ngx_http_cache_status[] = { |
48 ngx_string("MISS"), | |
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49 ngx_string("BYPASS"), |
2952 | 50 ngx_string("EXPIRED"), |
51 ngx_string("STALE"), | |
52 ngx_string("UPDATING"), | |
53 ngx_string("HIT") | |
54 }; | |
55 | |
56 | |
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57 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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58 |
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59 |
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60 static ngx_int_t |
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61 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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62 { |
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63 ngx_http_file_cache_t *ocache = data; |
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64 |
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65 size_t len; |
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66 ngx_uint_t n; |
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67 ngx_http_file_cache_t *cache; |
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68 |
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69 cache = shm_zone->data; |
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70 |
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71 if (ocache) { |
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72 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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73 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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74 "cache \"%V\" uses the \"%V\" cache path " |
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75 "while previously it used the \"%V\" cache path", |
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76 &shm_zone->shm.name, &cache->path->name, |
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77 &ocache->path->name); |
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78 |
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79 return NGX_ERROR; |
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80 } |
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81 |
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82 for (n = 0; n < 3; n++) { |
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83 if (cache->path->level[n] != ocache->path->level[n]) { |
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84 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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85 "cache \"%V\" had previously different levels", |
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86 &shm_zone->shm.name); |
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87 return NGX_ERROR; |
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88 } |
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89 } |
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90 |
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91 cache->sh = ocache->sh; |
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92 |
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93 cache->shpool = ocache->shpool; |
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94 cache->bsize = ocache->bsize; |
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95 |
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96 cache->max_size /= cache->bsize; |
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97 |
3018 | 98 if (!cache->sh->cold || cache->sh->loading) { |
99 cache->path->loader = NULL; | |
100 } | |
101 | |
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102 return NGX_OK; |
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103 } |
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104 |
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105 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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106 |
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107 if (shm_zone->shm.exists) { |
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108 cache->sh = cache->shpool->data; |
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109 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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110 |
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111 return NGX_OK; |
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112 } |
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113 |
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114 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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115 if (cache->sh == NULL) { |
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116 return NGX_ERROR; |
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117 } |
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118 |
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119 cache->shpool->data = cache->sh; |
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120 |
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121 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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122 ngx_http_file_cache_rbtree_insert_value); |
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123 |
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124 ngx_queue_init(&cache->sh->queue); |
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125 |
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126 cache->sh->cold = 1; |
3018 | 127 cache->sh->loading = 0; |
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128 cache->sh->size = 0; |
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129 |
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130 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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131 |
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132 cache->max_size /= cache->bsize; |
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133 |
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134 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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135 |
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136 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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137 if (cache->shpool->log_ctx == NULL) { |
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138 return NGX_ERROR; |
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139 } |
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140 |
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141 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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142 &shm_zone->shm.name); |
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143 |
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144 return NGX_OK; |
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145 } |
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146 |
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147 |
3697 | 148 ngx_int_t |
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149 ngx_http_file_cache_new(ngx_http_request_t *r) |
3697 | 150 { |
151 ngx_http_cache_t *c; | |
152 | |
153 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); | |
154 if (c == NULL) { | |
155 return NGX_ERROR; | |
156 } | |
157 | |
158 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { | |
159 return NGX_ERROR; | |
160 } | |
161 | |
162 r->cache = c; | |
163 c->file.log = r->connection->log; | |
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164 c->file.fd = NGX_INVALID_FILE; |
3697 | 165 |
166 return NGX_OK; | |
167 } | |
168 | |
169 | |
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170 ngx_int_t |
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171 ngx_http_file_cache_create(ngx_http_request_t *r) |
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172 { |
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173 ngx_http_cache_t *c; |
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174 ngx_pool_cleanup_t *cln; |
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175 ngx_http_file_cache_t *cache; |
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176 |
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177 ngx_http_file_cache_create_key(r); |
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178 |
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179 c = r->cache; |
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180 cache = c->file_cache; |
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181 |
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182 cln = ngx_pool_cleanup_add(r->pool, 0); |
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183 if (cln == NULL) { |
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184 return NGX_ERROR; |
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185 } |
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186 |
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187 if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { |
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188 return NGX_ERROR; |
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189 } |
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190 |
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191 cln->handler = ngx_http_file_cache_cleanup; |
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192 cln->data = c; |
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193 |
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194 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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195 return NGX_ERROR; |
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196 } |
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197 |
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198 return NGX_OK; |
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199 } |
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200 |
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201 |
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202 void |
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203 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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204 { |
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205 size_t len; |
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206 ngx_str_t *key; |
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207 ngx_uint_t i; |
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208 ngx_md5_t md5; |
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209 ngx_http_cache_t *c; |
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210 |
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211 c = r->cache; |
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212 |
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213 len = 0; |
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214 |
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215 ngx_crc32_init(c->crc32); |
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216 ngx_md5_init(&md5); |
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217 |
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218 key = c->keys.elts; |
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219 for (i = 0; i < c->keys.nelts; i++) { |
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220 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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221 "http cache key: \"%V\"", &key[i]); |
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222 |
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223 len += key[i].len; |
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224 |
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225 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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226 ngx_md5_update(&md5, key[i].data, key[i].len); |
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227 } |
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228 |
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229 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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230 + sizeof(ngx_http_file_cache_key) + len + 1; |
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231 |
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232 ngx_crc32_final(c->crc32); |
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233 ngx_md5_final(c->key, &md5); |
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234 } |
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235 |
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236 |
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237 ngx_int_t |
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238 ngx_http_file_cache_open(ngx_http_request_t *r) |
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239 { |
3052
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240 ngx_int_t rc, rv; |
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241 ngx_uint_t cold, test; |
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242 ngx_http_cache_t *c; |
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243 ngx_pool_cleanup_t *cln; |
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244 ngx_open_file_info_t of; |
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245 ngx_http_file_cache_t *cache; |
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246 ngx_http_core_loc_conf_t *clcf; |
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247 |
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248 c = r->cache; |
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249 |
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250 if (c->buf) { |
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251 return ngx_http_file_cache_read(r, c); |
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252 } |
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253 |
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254 cache = c->file_cache; |
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255 |
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256 cln = ngx_pool_cleanup_add(r->pool, 0); |
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257 if (cln == NULL) { |
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258 return NGX_ERROR; |
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259 } |
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260 |
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261 rc = ngx_http_file_cache_exists(cache, c); |
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262 |
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263 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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264 "http file cache exists: %i e:%d", rc, c->exists); |
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265 |
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266 if (rc == NGX_ERROR) { |
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267 return rc; |
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268 } |
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269 |
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270 cln->handler = ngx_http_file_cache_cleanup; |
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271 cln->data = c; |
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272 |
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273 if (rc == NGX_AGAIN) { |
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274 return NGX_HTTP_CACHE_SCARCE; |
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275 } |
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276 |
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277 cold = cache->sh->cold; |
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278 |
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279 if (rc == NGX_OK) { |
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280 |
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281 if (c->error) { |
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282 return c->error; |
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283 } |
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284 |
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285 c->temp_file = 1; |
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286 test = c->exists ? 1 : 0; |
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287 rv = NGX_DECLINED; |
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288 |
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289 } else { /* rc == NGX_DECLINED */ |
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290 |
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291 if (c->min_uses > 1) { |
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292 |
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293 if (!cold) { |
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294 return NGX_HTTP_CACHE_SCARCE; |
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295 } |
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296 |
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297 test = 1; |
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298 rv = NGX_HTTP_CACHE_SCARCE; |
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299 |
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300 } else { |
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301 c->temp_file = 1; |
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302 test = cold ? 1 : 0; |
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303 rv = NGX_DECLINED; |
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304 } |
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305 } |
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306 |
3696 | 307 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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308 return NGX_ERROR; |
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309 } |
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310 |
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311 if (!test) { |
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312 return NGX_DECLINED; |
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313 } |
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314 |
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315 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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316 |
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317 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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318 |
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319 of.uniq = c->uniq; |
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320 of.valid = clcf->open_file_cache_valid; |
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321 of.min_uses = clcf->open_file_cache_min_uses; |
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322 of.events = clcf->open_file_cache_events; |
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323 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 324 of.read_ahead = clcf->read_ahead; |
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325 |
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326 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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327 != NGX_OK) |
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328 { |
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329 switch (of.err) { |
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330 |
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331 case 0: |
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332 return NGX_ERROR; |
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333 |
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334 case NGX_ENOENT: |
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335 case NGX_ENOTDIR: |
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336 return rv; |
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337 |
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338 default: |
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339 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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340 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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341 return NGX_ERROR; |
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342 } |
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343 } |
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344 |
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345 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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346 "http file cache fd: %d", of.fd); |
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347 |
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348 c->file.fd = of.fd; |
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349 c->file.log = r->connection->log; |
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350 c->uniq = of.uniq; |
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351 c->length = of.size; |
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352 c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; |
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353 |
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354 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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355 if (c->buf == NULL) { |
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356 return NGX_ERROR; |
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357 } |
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358 |
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359 return ngx_http_file_cache_read(r, c); |
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360 } |
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361 |
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362 |
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363 static ngx_int_t |
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364 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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365 { |
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366 time_t now; |
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367 ssize_t n; |
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368 ngx_int_t rc; |
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369 ngx_http_file_cache_t *cache; |
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370 ngx_http_file_cache_header_t *h; |
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371 |
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372 n = ngx_http_file_cache_aio_read(r, c); |
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373 |
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374 if (n < 0) { |
202
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375 return n; |
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376 } |
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377 |
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378 if ((size_t) n < c->header_start) { |
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379 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 380 "cache file \"%s\" is too small", c->file.name.data); |
202
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381 return NGX_ERROR; |
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382 } |
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383 |
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384 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
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385 |
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386 if (h->crc32 != c->crc32) { |
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387 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
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388 "cache file \"%s\" has md5 collision", c->file.name.data); |
202
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389 return NGX_DECLINED; |
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390 } |
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391 |
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392 c->buf->last += n; |
477 | 393 |
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394 c->valid_sec = h->valid_sec; |
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395 c->last_modified = h->last_modified; |
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396 c->date = h->date; |
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397 c->valid_msec = h->valid_msec; |
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398 c->header_start = h->header_start; |
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399 c->body_start = h->body_start; |
477 | 400 |
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401 r->cached = 1; |
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402 |
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403 cache = c->file_cache; |
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404 |
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405 if (cache->sh->cold) { |
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406 |
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407 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 408 |
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409 if (!c->node->exists) { |
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410 c->node->uses = 1; |
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411 c->node->body_start = c->body_start; |
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412 c->node->exists = 1; |
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413 c->node->uniq = c->uniq; |
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414 |
3899
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Use more precise stat.st_blocks to account cache size on Unix
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415 cache->sh->size += c->fs_size; |
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416 } |
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417 |
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418 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
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419 } |
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420 |
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421 now = ngx_time(); |
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422 |
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423 if (c->valid_sec < now) { |
202
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|
424 |
2927
55ceaef03d34
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|
425 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
426 |
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|
427 if (c->node->updating) { |
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|
428 rc = NGX_HTTP_CACHE_UPDATING; |
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429 |
2927
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430 } else { |
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|
431 c->node->updating = 1; |
3711
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|
432 c->updating = 1; |
2927
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|
433 rc = NGX_HTTP_CACHE_STALE; |
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434 } |
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|
435 |
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|
436 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
437 |
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|
438 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
55ceaef03d34
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Igor Sysoev <igor@sysoev.ru>
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|
439 "http file cache expired: %i %T %T", |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
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|
440 rc, c->valid_sec, now); |
55ceaef03d34
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|
441 |
55ceaef03d34
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|
442 return rc; |
202
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|
443 } |
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|
444 |
2592
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|
445 return NGX_OK; |
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diff
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|
446 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
447 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
448 |
3294
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export aio presence knowledge to prevent using "aio sendfile",
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|
449 static ssize_t |
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|
450 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",
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451 { |
3052
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452 #if (NGX_HAVE_FILE_AIO) |
3294
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|
453 ssize_t n; |
04cfc09b8b8d
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|
454 ngx_http_core_loc_conf_t *clcf; |
3052
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|
455 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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|
456 if (!ngx_file_aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
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|
457 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
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|
458 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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changeset
|
459 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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changeset
|
460 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
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changeset
|
461 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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changeset
|
462 if (!clcf->aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
463 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
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diff
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|
464 } |
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>
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diff
changeset
|
466 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",
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diff
changeset
|
467 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
468 if (n != NGX_AGAIN) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
469 return n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
470 } |
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 c->file.aio->data = r; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
473 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
|
474 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
475 r->main->blocked++; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
476 r->aio = 1; |
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>
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changeset
|
478 return NGX_AGAIN; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
479 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
480 noaio: |
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:
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diff
changeset
|
482 #endif |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
483 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
484 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
|
485 } |
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 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
488 #if (NGX_HAVE_FILE_AIO) |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
489 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
490 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
491 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
|
492 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
493 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
494 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
495 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
496 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
497 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
498 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
499 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
500 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
501 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
502 r->connection->write->handler(r->connection->write); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
503 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
504 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
505 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
506 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
507 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
508 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
509 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
|
510 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
511 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
512 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
513 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
514 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
515 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
516 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
|
517 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
520 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
521 fcn->uses++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
522 fcn->count++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
523 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
524 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
525 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
526 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
527 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
528 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
529 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
530 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
533 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
534 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
535 if (fcn->exists) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
536 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
537 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
538 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
539 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
540 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
541 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
542 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
543 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
544 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
545 if (fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
546 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
547 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
548 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
549 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
550 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
553 rc = NGX_AGAIN; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
554 } |
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
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
613 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
614 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
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 | |
2592
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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 |
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676 do { |
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677 fcn = (ngx_http_file_cache_node_t *) node; |
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678 |
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679 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, |
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680 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
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681 |
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682 if (rc == 0) { |
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683 return fcn; |
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684 } |
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685 |
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686 node = (rc < 0) ? node->left : node->right; |
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687 |
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688 } while (node != sentinel && node_key == node->key); |
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689 |
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690 break; |
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691 } |
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692 |
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693 /* not found */ |
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694 |
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695 return NULL; |
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696 } |
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697 |
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698 |
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699 static void |
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700 ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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701 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
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702 { |
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703 ngx_rbtree_node_t **p; |
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704 ngx_http_file_cache_node_t *cn, *cnt; |
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705 |
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706 for ( ;; ) { |
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707 |
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|
708 if (node->key < temp->key) { |
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709 |
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710 p = &temp->left; |
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711 |
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712 } else if (node->key > temp->key) { |
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713 |
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714 p = &temp->right; |
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715 |
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716 } else { /* node->key == temp->key */ |
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717 |
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718 cn = (ngx_http_file_cache_node_t *) node; |
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719 cnt = (ngx_http_file_cache_node_t *) temp; |
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720 |
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721 p = (ngx_memcmp(cn->key, cnt->key, |
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722 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)) |
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723 < 0) |
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724 ? &temp->left : &temp->right; |
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725 } |
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726 |
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727 if (*p == sentinel) { |
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728 break; |
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729 } |
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730 |
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731 temp = *p; |
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732 } |
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733 |
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734 *p = node; |
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735 node->parent = temp; |
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736 node->left = sentinel; |
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737 node->right = sentinel; |
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738 ngx_rbt_red(node); |
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739 } |
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740 |
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741 |
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742 void |
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743 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) |
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744 { |
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745 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; |
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746 |
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747 u_char *p; |
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748 ngx_str_t *key; |
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749 ngx_uint_t i; |
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750 ngx_http_cache_t *c; |
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751 |
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752 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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753 "http file cache set header"); |
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754 |
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755 c = r->cache; |
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|
756 |
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|
757 h->valid_sec = c->valid_sec; |
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758 h->last_modified = c->last_modified; |
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759 h->date = c->date; |
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760 h->crc32 = c->crc32; |
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761 h->valid_msec = (u_short) c->valid_msec; |
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762 h->header_start = (u_short) c->header_start; |
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763 h->body_start = (u_short) c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
764 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
765 p = buf + sizeof(ngx_http_file_cache_header_t); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
767 p = ngx_cpymem(p, ngx_http_file_cache_key, sizeof(ngx_http_file_cache_key)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
768 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
769 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
770 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
771 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
|
772 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
773 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
775 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
776 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
777 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
778 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 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
|
780 { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
781 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
786 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 ngx_http_file_cache_t *cache; |
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 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 ngx_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
|
796 "http file cache update"); |
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 c->updated = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
799 c->updating = 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 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
802 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
803 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
|
804 fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
806 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
|
807 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
808 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
809 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
812 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
813 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
815 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
817 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
|
818 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
819 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
821 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
|
822 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
|
823 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
|
824 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
825 rc = NGX_ERROR; |
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 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 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
|
829 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
|
830 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
831 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
832 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
833 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
834 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
835 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
839 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
|
840 c->node->fs_size = fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
841 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 c->node->exists = 1; |
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 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
846 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
847 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 ngx_shmtx_unlock(&cache->shpool->mutex); |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
851 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
852 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
853 ngx_http_cache_send(ngx_http_request_t *r) |
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 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
861 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
862 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
863 "http file cache send: %s", c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
864 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
865 /* 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
|
866 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
867 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
868 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 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
|
873 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
874 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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 |
3400
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
877 r->header_only = (c->length - c->body_start) == 0; |
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
878 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
879 rc = ngx_http_send_header(r); |
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 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
|
882 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 |
3400
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
888 b->in_file = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
891 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
894 b->file->log = r->connection->log; |
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 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
897 out.next = NULL; |
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 return ngx_http_output_filter(r, &out); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
900 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
901 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
902 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
903 void |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
904 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
|
905 { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
906 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
|
907 ngx_http_file_cache_node_t *fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
908 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
909 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
910 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
911 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
912 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
913 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
914 |
3713
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
915 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
|
916 "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
|
917 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
918 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
919 |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
920 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
|
921 fcn->count--; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
922 |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
923 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
924 fcn->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
925 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
926 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
927 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
|
928 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
|
929 |
3743
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
930 if (c->valid_sec) { |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
931 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
|
932 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
|
933 } |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
934 |
3723
14ad3210fc73
do not free unused cache node if cache min_uses > 1,
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
935 } 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
|
936 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
|
937 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
|
938 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
|
939 c->node = NULL; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
940 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
941 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
942 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
943 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
944 c->updated = 1; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
945 c->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
946 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
947 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
948 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
|
949 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
|
950 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
951 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
952 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
953 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
|
954 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
|
955 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
956 tf->file.name.data); |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
961 |
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 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
964 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
965 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
966 ngx_http_cache_t *c = data; |
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 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
969 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
970 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
971 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
972 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
|
973 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
974 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
975 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
976 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
|
977 "stalled cache updating, error:%ui", c->error); |
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 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
980 ngx_http_file_cache_free(c, NULL); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
981 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
982 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
983 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
984 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
985 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
|
986 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
987 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
988 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
989 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
990 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
991 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
992 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
993 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
994 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
995 ngx_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
|
996 "http file cache forced expire"); |
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 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
999 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1000 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1001 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
|
1002 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1003 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1004 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1005 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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1006 ngx_memcpy(name, path->name.data, path->name.len); |
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1007 |
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1008 wait = 10; |
3728 | 1009 tries = 20; |
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1010 |
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1011 ngx_shmtx_lock(&cache->shpool->mutex); |
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1012 |
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1013 for (q = ngx_queue_last(&cache->sh->queue); |
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1014 q != ngx_queue_sentinel(&cache->sh->queue); |
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1015 q = ngx_queue_prev(q)) |
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1016 { |
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1017 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1018 |
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1019 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1020 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", |
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1021 fcn->count, fcn->exists, |
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1022 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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1023 |
3727 | 1024 if (fcn->count == 0) { |
1025 ngx_http_file_cache_delete(cache, q, name); | |
3885 | 1026 wait = 0; |
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1027 |
3727 | 1028 } else { |
3728 | 1029 if (--tries) { |
2616
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1030 continue; |
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1031 } |
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1032 |
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1033 wait = 1; |
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1034 } |
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1035 |
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1036 break; |
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1037 } |
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1038 |
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1039 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1040 |
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1041 ngx_free(name); |
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|
1042 |
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1043 return wait; |
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1044 } |
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1045 |
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|
1046 |
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|
1047 static time_t |
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1048 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
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1049 { |
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1050 u_char *name, *p; |
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1051 size_t len; |
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1052 time_t now, wait; |
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1053 ngx_path_t *path; |
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|
1054 ngx_queue_t *q; |
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1055 ngx_http_file_cache_node_t *fcn; |
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1056 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
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1057 |
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1058 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1059 "http file cache expire"); |
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1060 |
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1061 path = cache->path; |
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1062 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1063 |
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1064 name = ngx_alloc(len + 1, ngx_cycle->log); |
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1065 if (name == NULL) { |
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1066 return 10; |
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1067 } |
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1068 |
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1069 ngx_memcpy(name, path->name.data, path->name.len); |
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1070 |
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1071 now = ngx_time(); |
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1072 |
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1073 ngx_shmtx_lock(&cache->shpool->mutex); |
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1074 |
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1075 for ( ;; ) { |
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1076 |
2720
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1077 if (ngx_queue_empty(&cache->sh->queue)) { |
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1078 wait = 10; |
2592
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1079 break; |
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1080 } |
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1081 |
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1082 q = ngx_queue_last(&cache->sh->queue); |
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1083 |
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1084 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1085 |
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1086 wait = fcn->expire - now; |
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|
1087 |
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1088 if (wait > 0) { |
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1089 wait = wait > 10 ? 10 : wait; |
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1090 break; |
2592
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1091 } |
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1092 |
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1093 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1094 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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1095 fcn->count, fcn->exists, |
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1096 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1097 |
3727 | 1098 if (fcn->count == 0) { |
1099 ngx_http_file_cache_delete(cache, q, name); | |
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1100 continue; |
2592
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1101 } |
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1102 |
3755
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1103 if (fcn->deleting) { |
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1104 continue; |
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1105 } |
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1106 |
3727 | 1107 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
1108 sizeof(ngx_rbtree_key_t)); | |
1109 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); | |
1110 (void) ngx_hex_dump(p, fcn->key, len); | |
1111 | |
1112 /* | |
1113 * abnormally exited workers may leave locked cache entries, | |
1114 * and although it may be safe to remove them completely, | |
1115 * we prefer to remove them from inactive queue and rbtree | |
1116 * only, and to allow other leaks | |
1117 */ | |
1118 | |
1119 ngx_queue_remove(q); | |
1120 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); | |
1121 | |
1122 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, | |
1123 "ignore long locked inactive cache entry %*s, count:%d", | |
1124 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); | |
2592
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1125 } |
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1126 |
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1127 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1128 |
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1129 ngx_free(name); |
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1130 |
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1131 return wait; |
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1132 } |
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1133 |
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1134 |
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1135 static void |
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1136 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
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1137 u_char *name) |
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1138 { |
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1139 u_char *p; |
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1140 size_t len; |
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1141 ngx_path_t *path; |
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1142 ngx_http_file_cache_node_t *fcn; |
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1143 |
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1144 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1145 |
3726
282ddd49f925
*) delete cache key node after a cache file removal
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3724
diff
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1146 if (fcn->exists) { |
3899
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1147 cache->sh->size -= fcn->fs_size; |
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1148 |
3726
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1149 path = cache->path; |
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1150 p = name + path->name.len + 1 + path->len; |
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1151 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, |
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|
1152 sizeof(ngx_rbtree_key_t)); |
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1153 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1154 p = ngx_hex_dump(p, fcn->key, len); |
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1155 *p = '\0'; |
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1156 |
3726
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|
1157 fcn->count++; |
3755
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Igor Sysoev <igor@sysoev.ru>
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|
1158 fcn->deleting = 1; |
3726
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|
1159 ngx_shmtx_unlock(&cache->shpool->mutex); |
2616
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|
1160 |
3726
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|
1161 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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|
1162 ngx_create_hashed_filename(path, name, len); |
2616
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|
1163 |
3726
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|
1164 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1165 "http file cache expire: \"%s\"", name); |
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1166 |
3726
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|
1167 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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|
1168 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1169 ngx_delete_file_n " \"%s\" failed", name); |
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|
1170 } |
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|
1171 |
3726
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|
1172 ngx_shmtx_lock(&cache->shpool->mutex); |
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1173 fcn->count--; |
3755
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1174 fcn->deleting = 0; |
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1175 } |
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|
1176 |
3726
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|
1177 if (fcn->count == 0) { |
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1178 ngx_queue_remove(q); |
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1179 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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1180 ngx_slab_free_locked(cache->shpool, fcn); |
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|
1181 } |
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1182 } |
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1183 |
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1184 |
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|
1185 static time_t |
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1186 ngx_http_file_cache_manager(void *data) |
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1187 { |
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1188 ngx_http_file_cache_t *cache = data; |
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1189 |
3018 | 1190 off_t size; |
3885 | 1191 time_t next, wait; |
2592
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1192 |
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1193 next = ngx_http_file_cache_expire(cache); |
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1194 |
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1195 cache->last = ngx_current_msec; |
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1196 cache->files = 0; |
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1197 |
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1198 for ( ;; ) { |
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|
1199 ngx_shmtx_lock(&cache->shpool->mutex); |
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1200 |
2720
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|
1201 size = cache->sh->size; |
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1202 |
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|
1203 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1204 |
2631 | 1205 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1206 "http file cache size: %O", size); | |
1207 | |
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1208 if (size < cache->max_size) { |
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1209 return next; |
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1210 } |
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|
1211 |
3885 | 1212 wait = ngx_http_file_cache_forced_expire(cache); |
1213 | |
1214 if (wait > 0) { | |
1215 return wait; | |
1216 } | |
2616
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1217 |
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|
1218 if (ngx_http_file_cache_manager_sleep(cache) != NGX_OK) { |
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1219 return next; |
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|
1220 } |
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|
1221 } |
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1222 } |
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1223 |
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1224 |
3018 | 1225 static void |
1226 ngx_http_file_cache_loader(void *data) | |
1227 { | |
1228 ngx_http_file_cache_t *cache = data; | |
1229 | |
1230 ngx_tree_ctx_t tree; | |
1231 | |
1232 if (!cache->sh->cold || cache->sh->loading) { | |
1233 return; | |
1234 } | |
1235 | |
1236 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1237 return; | |
1238 } | |
1239 | |
1240 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1241 "http file cache loader"); | |
1242 | |
1243 tree.init_handler = NULL; | |
1244 tree.file_handler = ngx_http_file_cache_manage_file; | |
1245 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1246 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1247 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1248 tree.data = cache; | |
1249 tree.alloc = 0; | |
1250 tree.log = ngx_cycle->log; | |
1251 | |
1252 cache->last = ngx_current_msec; | |
1253 cache->files = 0; | |
1254 | |
1255 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
3020
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diff
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|
1256 cache->sh->loading = 0; |
3018 | 1257 return; |
1258 } | |
1259 | |
1260 cache->sh->cold = 0; | |
1261 cache->sh->loading = 0; | |
1262 | |
1263 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1264 "http file cache: %V %.3fM, bsize: %uz", | |
1265 &cache->path->name, | |
1266 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1267 cache->bsize); | |
1268 } | |
1269 | |
1270 | |
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1271 static ngx_int_t |
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1272 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache) |
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1273 { |
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|
1274 ngx_msec_t elapsed; |
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1275 |
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|
1276 if (cache->files++ > 100) { |
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1277 |
3475
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|
1278 ngx_time_update(); |
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1279 |
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1280 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1281 |
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1282 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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|
1283 "http file cache manager time: %M", elapsed); |
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1284 |
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1285 if (elapsed > 200) { |
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1286 |
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1287 /* |
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1288 * if processing 100 files takes more than 200ms, |
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1289 * it seems that many operations require disk i/o, |
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1290 * therefore sleep 200ms |
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1291 */ |
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1292 |
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1293 ngx_msleep(200); |
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1294 |
3475
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|
1295 ngx_time_update(); |
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1296 } |
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1297 |
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1298 cache->last = ngx_current_msec; |
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1299 cache->files = 0; |
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1300 } |
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1301 |
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1302 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1303 } |
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1304 |
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1305 |
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1306 static ngx_int_t |
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|
1307 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1308 { |
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|
1309 return NGX_OK; |
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a prelimiary proxy cache support
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633
diff
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|
1310 } |
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Igor Sysoev <igor@sysoev.ru>
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633
diff
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|
1311 |
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633
diff
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|
1312 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1313 static ngx_int_t |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1314 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1315 { |
2616
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introduce cache manager instead of cache cleaner
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diff
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|
1316 ngx_http_file_cache_t *cache; |
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introduce cache manager instead of cache cleaner
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diff
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|
1317 |
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introduce cache manager instead of cache cleaner
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diff
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|
1318 cache = ctx->data; |
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introduce cache manager instead of cache cleaner
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diff
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|
1319 |
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introduce cache manager instead of cache cleaner
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diff
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|
1320 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1321 (void) ngx_http_file_cache_delete_file(ctx, path); |
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introduce cache manager instead of cache cleaner
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diff
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|
1322 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1323 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1324 return ngx_http_file_cache_manager_sleep(cache); |
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introduce cache manager instead of cache cleaner
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|
1325 } |
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introduce cache manager instead of cache cleaner
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|
1326 |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1327 |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1328 static ngx_int_t |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1329 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
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introduce cache manager instead of cache cleaner
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|
1330 { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1331 u_char *p; |
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introduce cache manager instead of cache cleaner
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diff
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|
1332 ngx_fd_t fd; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1333 ngx_int_t n; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1334 ngx_uint_t i; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1335 ngx_file_info_t fi; |
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introduce cache manager instead of cache cleaner
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diff
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|
1336 ngx_http_cache_t c; |
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diff
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|
1337 ngx_http_file_cache_t *cache; |
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Igor Sysoev <igor@sysoev.ru>
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|
1338 ngx_http_file_cache_header_t h; |
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introduce cache manager instead of cache cleaner
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|
1339 |
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introduce cache manager instead of cache cleaner
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|
1340 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1341 return NGX_ERROR; |
2592
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|
1342 } |
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diff
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|
1343 |
2616
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introduce cache manager instead of cache cleaner
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diff
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|
1344 ngx_memzero(&c, sizeof(ngx_http_cache_t)); |
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|
1345 |
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introduce cache manager instead of cache cleaner
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|
1346 fd = ngx_open_file(name->data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0); |
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introduce cache manager instead of cache cleaner
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|
1347 |
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introduce cache manager instead of cache cleaner
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diff
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|
1348 if (fd == NGX_INVALID_FILE) { |
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introduce cache manager instead of cache cleaner
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|
1349 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
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|
1350 ngx_open_file_n " \"%s\" failed", name->data); |
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introduce cache manager instead of cache cleaner
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|
1351 return NGX_ERROR; |
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|
1352 } |
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diff
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|
1353 |
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1354 c.file.fd = fd; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1355 c.file.name = *name; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1356 c.file.log = ctx->log; |
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introduce cache manager instead of cache cleaner
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diff
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|
1357 |
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diff
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|
1358 n = ngx_read_file(&c.file, (u_char *) &h, |
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introduce cache manager instead of cache cleaner
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|
1359 sizeof(ngx_http_file_cache_header_t), 0); |
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Igor Sysoev <igor@sysoev.ru>
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|
1360 if (n == NGX_ERROR) { |
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introduce cache manager instead of cache cleaner
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|
1361 return NGX_ERROR; |
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|
1362 } |
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|
1363 |
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diff
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|
1364 if ((size_t) n < sizeof(ngx_http_file_cache_header_t)) { |
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|
1365 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
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diff
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|
1366 "cache file \"%s\" is too small", name->data); |
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|
1367 return NGX_ERROR; |
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|
1368 } |
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|
1369 |
3899
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Use more precise stat.st_blocks to account cache size on Unix
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|
1370 cache = ctx->data; |
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Use more precise stat.st_blocks to account cache size on Unix
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|
1371 |
2616
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|
1372 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) { |
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Igor Sysoev <igor@sysoev.ru>
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|
1373 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1374 ngx_fd_info_n " \"%s\" failed", name->data); |
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|
1375 |
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|
1376 } else { |
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diff
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|
1377 c.uniq = ngx_file_uniq(&fi); |
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introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1378 c.valid_sec = h.valid_sec; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1379 c.valid_msec = h.valid_msec; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1380 c.body_start = h.body_start; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1381 c.length = ngx_file_size(&fi); |
3899
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Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1382 c.fs_size = (ngx_file_fs_size(&fi) + cache->bsize - 1) / cache->bsize; |
2616
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|
1383 } |
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|
1384 |
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|
1385 if (ngx_close_file(fd) == NGX_FILE_ERROR) { |
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|
1386 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1387 ngx_close_file_n " \"%s\" failed", name->data); |
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|
1388 } |
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diff
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|
1389 |
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diff
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|
1390 if (c.body_start == 0) { |
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introduce cache manager instead of cache cleaner
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diff
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|
1391 return NGX_ERROR; |
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|
1392 } |
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diff
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|
1393 |
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diff
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|
1394 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
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|
1395 |
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|
1396 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) { |
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a prelimiary proxy cache support
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diff
changeset
|
1397 n = ngx_hextoi(p, 2); |
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diff
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|
1398 |
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diff
changeset
|
1399 if (n == NGX_ERROR) { |
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|
1400 return NGX_ERROR; |
2592
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|
1401 } |
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|
1402 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1403 p += 2; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1404 |
2616
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diff
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|
1405 c.key[i] = (u_char) n; |
2592
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diff
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|
1406 } |
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diff
changeset
|
1407 |
2616
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|
1408 return ngx_http_file_cache_add(cache, &c); |
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|
1409 } |
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|
1410 |
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|
1411 |
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|
1412 static ngx_int_t |
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|
1413 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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|
1414 { |
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diff
changeset
|
1415 ngx_http_file_cache_node_t *fcn; |
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|
1416 |
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|
1417 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1418 |
2616
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|
1419 fcn = ngx_http_file_cache_lookup(cache, c->key); |
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|
1420 |
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diff
changeset
|
1421 if (fcn == NULL) { |
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|
1422 |
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diff
changeset
|
1423 fcn = ngx_slab_alloc_locked(cache->shpool, |
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|
1424 sizeof(ngx_http_file_cache_node_t)); |
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|
1425 if (fcn == NULL) { |
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|
1426 ngx_shmtx_unlock(&cache->shpool->mutex); |
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diff
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|
1427 return NGX_ERROR; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1428 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1429 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1430 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1431 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1432 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1433 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1434 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1435 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1436 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1437 fcn->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1438 fcn->count = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1439 fcn->valid_msec = c->valid_msec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1440 fcn->error = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1441 fcn->exists = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
1442 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1443 fcn->deleting = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1444 fcn->uniq = c->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1445 fcn->valid_sec = c->valid_sec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1446 fcn->body_start = c->body_start; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1447 fcn->fs_size = c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1448 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1449 cache->sh->size += c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1450 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1451 } else { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1452 ngx_queue_remove(&fcn->queue); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1453 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1454 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1455 fcn->expire = ngx_time() + cache->inactive; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1456 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1457 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
|
1458 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1459 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1460 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1461 return NGX_OK; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1462 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1463 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1464 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1465 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1466 ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1467 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1468 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
|
1469 "http file cache delete: \"%s\"", path->data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1470 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1471 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1472 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
|
1473 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1474 } |
477 | 1475 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1476 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1477 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1478 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1479 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1480 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1481 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
|
1482 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1483 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1484 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
|
1485 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1486 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
|
1487 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1488 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1489 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1490 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1491 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
|
1492 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1493 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1494 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
|
1495 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1496 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1497 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1498 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
|
1499 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1501 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1502 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1503 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1504 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1505 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1506 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1507 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
|
1508 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1509 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1510 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1511 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1512 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1513 ngx_str_t s, name, *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1514 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1515 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1516 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1517 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
|
1518 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1519 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1520 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1521 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1522 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
|
1523 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1524 return NGX_CONF_ERROR; |
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 inactive = 600; |
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 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1530 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1531 max_size = NGX_MAX_OFF_T_VALUE; |
2592
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 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1534 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1535 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1536 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1537 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
|
1538 cache->path->name.len--; |
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_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
|
1542 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1543 } |
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 for (i = 2; i < cf->args->nelts; i++) { |
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 (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1548 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1549 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1550 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1551 |
2671 | 1552 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1553 |
2671 | 1554 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1555 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1556 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1557 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1558 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1559 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1560 break; |
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 |
2671 | 1563 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1564 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1565 } |
2671 | 1566 |
1567 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1568 } |
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 goto invalid_levels; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1571 } |
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 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1574 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1575 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1576 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1577 invalid_levels: |
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 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1580 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1581 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1582 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1583 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1584 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
|
1585 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1586 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1587 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1588 p = (u_char *) ngx_strchr(name.data, ':'); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1589 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1590 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
|
1591 *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
|
1592 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1593 name.len = p - name.data; |
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 p++; |
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 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1598 s.data = p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1599 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1600 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1601 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1602 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1603 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1604 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1605 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1606 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1607 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1608 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1609 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1610 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1611 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1612 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1613 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1614 s.data = value[i].data + 9; |
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 inactive = ngx_parse_time(&s, 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1617 if (inactive < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1618 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1619 "invalid inactive value \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1620 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1621 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1622 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1623 continue; |
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 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1626 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
|
1627 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1628 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1629 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1630 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1631 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1632 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1633 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
|
1634 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1635 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1636 } |
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 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1639 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1640 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1641 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1642 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1643 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1644 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1645 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1646 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1647 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1648 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1649 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1650 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1651 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1652 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1653 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1654 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1655 cache->path->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1656 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1657 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1658 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1659 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1660 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1661 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
|
1662 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1663 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1664 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1665 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1666 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1667 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1668 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1669 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1670 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1671 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1672 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1673 cache->shm_zone->init = ngx_http_file_cache_init; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1674 cache->shm_zone->data = cache; |
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 cache->inactive = inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1677 cache->max_size = max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1678 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1679 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1680 } |
477 | 1681 |
1682 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1683 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1684 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
|
1685 void *conf) |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1686 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1687 char *p = conf; |
202
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 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1690 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1691 ngx_uint_t i, n, status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1692 ngx_array_t **a; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1693 ngx_http_cache_valid_t *v; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1694 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1695 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1696 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
|
1697 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1698 if (*a == NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1699 *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
|
1700 if (*a == NULL) { |
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 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1704 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1705 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1706 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
|
1707 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1708 valid = ngx_parse_time(&value[n], 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1709 if (valid < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1710 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1711 "invalid time value \"%V\"", &value[n]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1712 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
|
1713 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1714 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1715 if (n == 1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1716 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1717 for (i = 0; i < 3; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1718 v = ngx_array_push(*a); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1719 if (v == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1720 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1721 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1722 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1723 v->status = statuses[i]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1724 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1725 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1726 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1727 return NGX_CONF_OK; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1728 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1729 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1730 for (i = 1; i < n; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1731 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1732 if (ngx_strcmp(value[i].data, "any") == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1733 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1734 status = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1735 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1736 } else { |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1737 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1738 status = ngx_atoi(value[i].data, value[i].len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1739 if (status < 100) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1740 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1741 "invalid status \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1742 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1743 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1744 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1745 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1746 v = ngx_array_push(*a); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1747 if (v == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1748 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1749 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1750 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1751 v->status = status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1752 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1753 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1754 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1755 return NGX_CONF_OK; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1756 } |
3526
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1757 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1758 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1759 ngx_int_t |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1760 ngx_http_cache(ngx_http_request_t *r, ngx_array_t *no_cache) |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1761 { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1762 ngx_str_t val; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1763 ngx_uint_t i; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1764 ngx_http_complex_value_t *cv; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1765 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1766 cv = no_cache->elts; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1767 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1768 for (i = 0; i < no_cache->nelts; i++) { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1769 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1770 return NGX_ERROR; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1771 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1772 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1773 if (val.len && val.data[0] != '0') { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1774 return NGX_DECLINED; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1775 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1776 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1777 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1778 return NGX_OK; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1779 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1780 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1781 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1782 char * |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1783 ngx_http_no_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1784 { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1785 char *p = conf; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1786 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1787 ngx_str_t *value; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1788 ngx_uint_t i; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1789 ngx_array_t **a; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1790 ngx_http_complex_value_t *cv; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1791 ngx_http_compile_complex_value_t ccv; |
62a4fd1e6e2c
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1792 |
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1793 a = (ngx_array_t **) (p + cmd->offset); |
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1794 |
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1795 if (*a == NGX_CONF_UNSET_PTR) { |
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1796 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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1797 if (*a == NULL) { |
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1798 return NGX_CONF_ERROR; |
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1799 } |
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1800 } |
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1801 |
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1802 value = cf->args->elts; |
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1803 |
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1804 for (i = 1; i < cf->args->nelts; i++) { |
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1805 cv = ngx_array_push(*a); |
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1806 if (cv == NULL) { |
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1807 return NGX_CONF_ERROR; |
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1808 } |
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1809 |
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1810 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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1811 |
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1812 ccv.cf = cf; |
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1813 ccv.value = &value[i]; |
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1814 ccv.complex_value = cv; |
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1815 |
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1816 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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1817 return NGX_CONF_ERROR; |
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1818 } |
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1819 } |
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1820 |
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1821 return NGX_CONF_OK; |
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1822 } |