Mercurial > hg > nginx
annotate src/http/ngx_http_file_cache.c @ 4037:f4dd627c657f stable-1.0
Merge of r4035:
Cache size accounting fix: actual cache size on disk was less than
needed by sum of sizes of files loaded by worker processes themselves
while cache loader was running.
The bug has been introduced in r3900.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 29 Aug 2011 09:35:00 +0000 |
parents | 2e8dbd773d63 |
children | 30519bb5621d |
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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5 |
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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 c = r->cache; |
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178 cache = c->file_cache; |
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179 |
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180 cln = ngx_pool_cleanup_add(r->pool, 0); |
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181 if (cln == NULL) { |
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182 return NGX_ERROR; |
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183 } |
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184 |
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185 if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { |
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186 return NGX_ERROR; |
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187 } |
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188 |
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189 cln->handler = ngx_http_file_cache_cleanup; |
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190 cln->data = c; |
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191 |
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192 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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193 return NGX_ERROR; |
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194 } |
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195 |
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196 return NGX_OK; |
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197 } |
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198 |
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199 |
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200 void |
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201 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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202 { |
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203 size_t len; |
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204 ngx_str_t *key; |
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205 ngx_uint_t i; |
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206 ngx_md5_t md5; |
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207 ngx_http_cache_t *c; |
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208 |
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209 c = r->cache; |
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210 |
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211 len = 0; |
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212 |
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213 ngx_crc32_init(c->crc32); |
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214 ngx_md5_init(&md5); |
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215 |
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216 key = c->keys.elts; |
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217 for (i = 0; i < c->keys.nelts; i++) { |
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218 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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219 "http cache key: \"%V\"", &key[i]); |
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220 |
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221 len += key[i].len; |
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222 |
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223 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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224 ngx_md5_update(&md5, key[i].data, key[i].len); |
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225 } |
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226 |
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227 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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228 + sizeof(ngx_http_file_cache_key) + len + 1; |
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229 |
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230 ngx_crc32_final(c->crc32); |
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231 ngx_md5_final(c->key, &md5); |
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232 } |
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233 |
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234 |
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235 ngx_int_t |
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236 ngx_http_file_cache_open(ngx_http_request_t *r) |
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237 { |
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238 ngx_int_t rc, rv; |
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239 ngx_uint_t cold, test; |
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240 ngx_http_cache_t *c; |
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241 ngx_pool_cleanup_t *cln; |
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242 ngx_open_file_info_t of; |
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243 ngx_http_file_cache_t *cache; |
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244 ngx_http_core_loc_conf_t *clcf; |
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245 |
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246 c = r->cache; |
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247 |
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248 if (c->buf) { |
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249 return ngx_http_file_cache_read(r, c); |
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250 } |
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251 |
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252 cache = c->file_cache; |
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253 |
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254 cln = ngx_pool_cleanup_add(r->pool, 0); |
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255 if (cln == NULL) { |
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256 return NGX_ERROR; |
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257 } |
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258 |
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259 rc = ngx_http_file_cache_exists(cache, c); |
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260 |
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261 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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262 "http file cache exists: %i e:%d", rc, c->exists); |
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263 |
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264 if (rc == NGX_ERROR) { |
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265 return rc; |
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266 } |
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267 |
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268 cln->handler = ngx_http_file_cache_cleanup; |
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269 cln->data = c; |
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270 |
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271 if (rc == NGX_AGAIN) { |
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272 return NGX_HTTP_CACHE_SCARCE; |
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273 } |
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274 |
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275 cold = cache->sh->cold; |
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276 |
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277 if (rc == NGX_OK) { |
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278 |
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279 if (c->error) { |
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280 return c->error; |
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281 } |
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282 |
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283 c->temp_file = 1; |
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284 test = c->exists ? 1 : 0; |
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285 rv = NGX_DECLINED; |
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286 |
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287 } else { /* rc == NGX_DECLINED */ |
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288 |
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289 if (c->min_uses > 1) { |
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290 |
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291 if (!cold) { |
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292 return NGX_HTTP_CACHE_SCARCE; |
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293 } |
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294 |
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295 test = 1; |
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296 rv = NGX_HTTP_CACHE_SCARCE; |
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297 |
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298 } else { |
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299 c->temp_file = 1; |
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300 test = cold ? 1 : 0; |
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301 rv = NGX_DECLINED; |
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302 } |
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303 } |
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304 |
3696 | 305 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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306 return NGX_ERROR; |
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307 } |
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308 |
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309 if (!test) { |
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310 return NGX_DECLINED; |
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311 } |
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312 |
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313 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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314 |
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315 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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316 |
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317 of.uniq = c->uniq; |
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318 of.valid = clcf->open_file_cache_valid; |
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319 of.min_uses = clcf->open_file_cache_min_uses; |
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320 of.events = clcf->open_file_cache_events; |
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321 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 322 of.read_ahead = clcf->read_ahead; |
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323 |
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324 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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325 != NGX_OK) |
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326 { |
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327 switch (of.err) { |
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328 |
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329 case 0: |
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330 return NGX_ERROR; |
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331 |
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332 case NGX_ENOENT: |
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333 case NGX_ENOTDIR: |
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334 return rv; |
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335 |
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336 default: |
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337 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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338 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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339 return NGX_ERROR; |
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340 } |
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341 } |
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342 |
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343 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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344 "http file cache fd: %d", of.fd); |
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345 |
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346 c->file.fd = of.fd; |
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347 c->file.log = r->connection->log; |
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348 c->uniq = of.uniq; |
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349 c->length = of.size; |
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350 c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; |
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351 |
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352 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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353 if (c->buf == NULL) { |
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354 return NGX_ERROR; |
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355 } |
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356 |
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357 return ngx_http_file_cache_read(r, c); |
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358 } |
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359 |
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360 |
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361 static ngx_int_t |
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362 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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363 { |
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364 time_t now; |
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365 ssize_t n; |
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366 ngx_int_t rc; |
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367 ngx_http_file_cache_t *cache; |
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368 ngx_http_file_cache_header_t *h; |
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369 |
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370 n = ngx_http_file_cache_aio_read(r, c); |
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371 |
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372 if (n < 0) { |
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373 return n; |
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374 } |
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375 |
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376 if ((size_t) n < c->header_start) { |
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377 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 378 "cache file \"%s\" is too small", c->file.name.data); |
202
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379 return NGX_ERROR; |
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380 } |
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381 |
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382 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
202
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383 |
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384 if (h->crc32 != c->crc32) { |
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385 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
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386 "cache file \"%s\" has md5 collision", c->file.name.data); |
202
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387 return NGX_DECLINED; |
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388 } |
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389 |
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390 c->buf->last += n; |
477 | 391 |
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392 c->valid_sec = h->valid_sec; |
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393 c->last_modified = h->last_modified; |
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394 c->date = h->date; |
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395 c->valid_msec = h->valid_msec; |
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396 c->header_start = h->header_start; |
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397 c->body_start = h->body_start; |
477 | 398 |
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399 r->cached = 1; |
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400 |
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401 cache = c->file_cache; |
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402 |
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403 if (cache->sh->cold) { |
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404 |
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405 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 406 |
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407 if (!c->node->exists) { |
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408 c->node->uses = 1; |
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409 c->node->body_start = c->body_start; |
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410 c->node->exists = 1; |
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411 c->node->uniq = c->uniq; |
4037 | 412 c->node->fs_size = c->fs_size; |
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413 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
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|
414 cache->sh->size += c->fs_size; |
2616
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415 } |
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416 |
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|
417 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
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|
418 } |
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|
419 |
2616
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420 now = ngx_time(); |
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|
421 |
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|
422 if (c->valid_sec < now) { |
202
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parents:
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|
423 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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diff
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|
424 ngx_shmtx_lock(&cache->shpool->mutex); |
55ceaef03d34
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|
425 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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|
426 if (c->node->updating) { |
55ceaef03d34
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|
427 rc = NGX_HTTP_CACHE_UPDATING; |
2592
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|
428 |
2927
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|
429 } else { |
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|
430 c->node->updating = 1; |
3711
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several changes in cache cleanup handling:
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parents:
3710
diff
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|
431 c->updating = 1; |
2927
55ceaef03d34
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|
432 rc = NGX_HTTP_CACHE_STALE; |
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|
433 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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|
434 |
55ceaef03d34
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|
435 ngx_shmtx_unlock(&cache->shpool->mutex); |
55ceaef03d34
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Igor Sysoev <igor@sysoev.ru>
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|
436 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
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|
437 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
438 "http file cache expired: %i %T %T", |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
439 rc, c->valid_sec, now); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
440 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
441 return rc; |
202
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parents:
diff
changeset
|
442 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
443 |
2592
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a prelimiary proxy cache support
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633
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|
444 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
445 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
446 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
447 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
448 static ssize_t |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
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diff
changeset
|
449 ngx_http_file_cache_aio_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
450 { |
3052
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FreeBSD and Linux AIO support
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3024
diff
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|
451 #if (NGX_HAVE_FILE_AIO) |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
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parents:
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diff
changeset
|
452 ssize_t n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
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diff
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|
453 ngx_http_core_loc_conf_t *clcf; |
3052
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
454 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
455 if (!ngx_file_aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
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|
456 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
457 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
458 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
459 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
460 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
461 if (!clcf->aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
462 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
463 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
464 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
465 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
466 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
467 if (n != NGX_AGAIN) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
468 return n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
469 } |
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 c->file.aio->data = r; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
472 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
|
473 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
474 r->main->blocked++; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
475 r->aio = 1; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
476 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
477 return NGX_AGAIN; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
478 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
479 noaio: |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
480 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
481 #endif |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
482 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
483 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
|
484 } |
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 #if (NGX_HAVE_FILE_AIO) |
3052
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FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
488 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
489 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
490 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
|
491 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
492 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
493 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
494 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
495 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
496 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
497 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
498 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
499 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
500 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
501 r->connection->write->handler(r->connection->write); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
502 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
503 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
504 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
505 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
506 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
507 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
508 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
|
509 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
510 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
511 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
512 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
513 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
514 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
515 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
|
516 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
520 fcn->uses++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
521 fcn->count++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
522 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
524 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
525 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
526 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
527 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
528 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
529 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
530 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
533 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
534 if (fcn->exists) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
535 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
536 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
537 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
538 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
539 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
540 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
541 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
542 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
543 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
544 if (fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
545 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
546 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
547 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
548 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
549 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
550 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 rc = NGX_AGAIN; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
553 } |
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 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
556 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
557 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
558 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
559 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
560 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
561 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
562 |
2693 | 563 (void) ngx_http_file_cache_forced_expire(cache); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
564 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
565 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
566 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
567 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
568 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
569 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
570 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
571 goto failed; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
572 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
573 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
574 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
575 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
|
576 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
577 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
|
578 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
|
579 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
580 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
581 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
582 fcn->uses = 1; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
583 fcn->count = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
584 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
585 fcn->deleting = 0; |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
586 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
587 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
588 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
589 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
590 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
591 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
592 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
593 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
594 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
595 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
596 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
|
597 fcn->fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
598 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
599 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
600 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
601 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
602 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
603 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
|
604 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
605 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
606 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
607 c->node = fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
608 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
609 failed: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
610 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
611 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
612 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
613 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
614 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
615 |
3a8a53c0c42f
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616 |
3696 | 617 static ngx_int_t |
618 ngx_http_file_cache_name(ngx_http_request_t *r, ngx_path_t *path) | |
619 { | |
620 u_char *p; | |
621 ngx_http_cache_t *c; | |
622 | |
623 c = r->cache; | |
624 | |
625 c->file.name.len = path->name.len + 1 + path->len | |
626 + 2 * NGX_HTTP_CACHE_KEY_LEN; | |
627 | |
628 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); | |
629 if (c->file.name.data == NULL) { | |
630 return NGX_ERROR; | |
631 } | |
632 | |
633 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); | |
634 | |
635 p = c->file.name.data + path->name.len + 1 + path->len; | |
636 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); | |
637 *p = '\0'; | |
638 | |
639 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); | |
640 | |
641 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
642 "cache file: \"%s\"", c->file.name.data); | |
643 | |
644 return NGX_OK; | |
645 } | |
646 | |
647 | |
2592
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648 static ngx_http_file_cache_node_t * |
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649 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key) |
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650 { |
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651 ngx_int_t rc; |
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652 ngx_rbtree_key_t node_key; |
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653 ngx_rbtree_node_t *node, *sentinel; |
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654 ngx_http_file_cache_node_t *fcn; |
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655 |
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656 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t)); |
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657 |
2720
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658 node = cache->sh->rbtree.root; |
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659 sentinel = cache->sh->rbtree.sentinel; |
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660 |
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661 while (node != sentinel) { |
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662 |
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663 if (node_key < node->key) { |
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664 node = node->left; |
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665 continue; |
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666 } |
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667 |
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668 if (node_key > node->key) { |
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669 node = node->right; |
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670 continue; |
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671 } |
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672 |
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673 /* node_key == node->key */ |
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674 |
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675 do { |
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676 fcn = (ngx_http_file_cache_node_t *) node; |
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677 |
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678 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, |
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679 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
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680 |
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681 if (rc == 0) { |
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682 return fcn; |
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683 } |
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684 |
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685 node = (rc < 0) ? node->left : node->right; |
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686 |
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687 } while (node != sentinel && node_key == node->key); |
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688 |
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689 break; |
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690 } |
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691 |
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692 /* not found */ |
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693 |
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694 return NULL; |
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695 } |
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696 |
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697 |
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698 static void |
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699 ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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700 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
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701 { |
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702 ngx_rbtree_node_t **p; |
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703 ngx_http_file_cache_node_t *cn, *cnt; |
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704 |
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705 for ( ;; ) { |
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706 |
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707 if (node->key < temp->key) { |
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708 |
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709 p = &temp->left; |
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710 |
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711 } else if (node->key > temp->key) { |
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712 |
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713 p = &temp->right; |
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714 |
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715 } else { /* node->key == temp->key */ |
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716 |
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717 cn = (ngx_http_file_cache_node_t *) node; |
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718 cnt = (ngx_http_file_cache_node_t *) temp; |
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719 |
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720 p = (ngx_memcmp(cn->key, cnt->key, |
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721 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)) |
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722 < 0) |
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723 ? &temp->left : &temp->right; |
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724 } |
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725 |
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726 if (*p == sentinel) { |
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727 break; |
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728 } |
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729 |
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730 temp = *p; |
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731 } |
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732 |
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733 *p = node; |
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734 node->parent = temp; |
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735 node->left = sentinel; |
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736 node->right = sentinel; |
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737 ngx_rbt_red(node); |
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738 } |
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739 |
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740 |
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741 void |
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742 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) |
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743 { |
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744 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; |
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745 |
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746 u_char *p; |
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747 ngx_str_t *key; |
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748 ngx_uint_t i; |
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749 ngx_http_cache_t *c; |
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750 |
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751 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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752 "http file cache set header"); |
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753 |
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754 c = r->cache; |
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755 |
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756 h->valid_sec = c->valid_sec; |
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757 h->last_modified = c->last_modified; |
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758 h->date = c->date; |
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759 h->crc32 = c->crc32; |
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760 h->valid_msec = (u_short) c->valid_msec; |
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761 h->header_start = (u_short) c->header_start; |
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762 h->body_start = (u_short) c->body_start; |
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763 |
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parents:
633
diff
changeset
|
764 p = buf + sizeof(ngx_http_file_cache_header_t); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
765 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 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
|
767 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
768 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
769 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
770 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
|
771 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
772 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
773 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 } |
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 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
778 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
|
779 { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
780 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
781 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
786 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
788 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 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
|
795 "http file cache update"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
797 c->updated = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
798 c->updating = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
799 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
801 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
802 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
|
803 fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
804 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 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
|
806 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
807 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
808 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
809 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
812 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
813 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 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
|
817 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
818 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
819 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 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
|
821 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
|
822 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
|
823 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
824 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
825 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
826 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 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
|
828 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
|
829 } |
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 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
833 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
834 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
835 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
838 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
|
839 c->node->fs_size = fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
840 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
841 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
844 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
845 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
846 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 } |
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 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
852 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
853 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
854 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
855 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
861 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
|
862 "http file cache send: %s", c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
863 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
864 /* we need to allocate all before the header would be sent */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
865 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
866 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
867 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
868 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
871 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
874 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
875 |
3400
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
876 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
|
877 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
878 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
879 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 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
|
881 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 |
3400
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
887 b->in_file = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
891 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 b->file->log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
894 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
895 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
896 out.next = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
897 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
898 return ngx_http_output_filter(r, &out); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
899 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
900 |
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 void |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
903 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
|
904 { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
905 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
|
906 ngx_http_file_cache_node_t *fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
908 if (c->updated || c->node == NULL) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
909 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
910 } |
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 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
913 |
3713
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
914 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
|
915 "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
|
916 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
917 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
918 |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
919 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
|
920 fcn->count--; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
921 |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
922 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
923 fcn->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
924 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
925 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
926 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
|
927 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
|
928 |
3743
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
929 if (c->valid_sec) { |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
930 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
|
931 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
|
932 } |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
933 |
3723
14ad3210fc73
do not free unused cache node if cache min_uses > 1,
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
934 } 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
|
935 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
|
936 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
|
937 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
|
938 c->node = NULL; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
939 } |
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 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
942 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
943 c->updated = 1; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
944 c->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
945 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
946 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
947 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
|
948 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
|
949 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
950 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
951 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
952 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
|
953 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
|
954 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
955 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
956 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
957 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
958 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
959 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
960 |
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 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
963 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
964 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
965 ngx_http_cache_t *c = data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
966 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
967 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
968 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
969 } |
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 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
|
972 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
973 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
974 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
975 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
|
976 "stalled cache updating, error:%ui", c->error); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
977 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
978 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
979 ngx_http_file_cache_free(c, NULL); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
980 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
981 |
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 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
984 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
|
985 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
986 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
987 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
988 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
989 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
990 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
991 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
992 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
993 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
994 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
|
995 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
996 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
997 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
998 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
|
999 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1000 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
|
1001 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1002 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1003 } |
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 ngx_memcpy(name, path->name.data, path->name.len); |
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1006 |
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1007 wait = 10; |
3728 | 1008 tries = 20; |
2616
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1009 |
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introduce cache manager instead of cache cleaner
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|
1010 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1011 |
2720
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diff
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|
1012 for (q = ngx_queue_last(&cache->sh->queue); |
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1013 q != ngx_queue_sentinel(&cache->sh->queue); |
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1014 q = ngx_queue_prev(q)) |
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1015 { |
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introduce cache manager instead of cache cleaner
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|
1016 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1017 |
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diff
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|
1018 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1019 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", |
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|
1020 fcn->count, fcn->exists, |
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introduce cache manager instead of cache cleaner
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|
1021 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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diff
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|
1022 |
3727 | 1023 if (fcn->count == 0) { |
1024 ngx_http_file_cache_delete(cache, q, name); | |
3885 | 1025 wait = 0; |
2616
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diff
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|
1026 |
3727 | 1027 } else { |
3728 | 1028 if (--tries) { |
2616
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introduce cache manager instead of cache cleaner
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|
1029 continue; |
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|
1030 } |
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introduce cache manager instead of cache cleaner
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|
1031 |
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introduce cache manager instead of cache cleaner
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|
1032 wait = 1; |
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|
1033 } |
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|
1034 |
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diff
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|
1035 break; |
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|
1036 } |
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|
1037 |
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|
1038 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1039 |
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|
1040 ngx_free(name); |
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|
1041 |
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diff
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|
1042 return wait; |
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|
1043 } |
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|
1044 |
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|
1045 |
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diff
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|
1046 static time_t |
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diff
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|
1047 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
2592
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1048 { |
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diff
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|
1049 u_char *name, *p; |
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diff
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|
1050 size_t len; |
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diff
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|
1051 time_t now, wait; |
3a8a53c0c42f
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diff
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|
1052 ngx_path_t *path; |
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diff
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|
1053 ngx_queue_t *q; |
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diff
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|
1054 ngx_http_file_cache_node_t *fcn; |
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diff
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|
1055 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
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diff
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|
1056 |
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diff
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|
1057 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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diff
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|
1058 "http file cache expire"); |
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|
1059 |
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|
1060 path = cache->path; |
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diff
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|
1061 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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|
1062 |
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1063 name = ngx_alloc(len + 1, ngx_cycle->log); |
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1064 if (name == NULL) { |
2694
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1065 return 10; |
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|
1066 } |
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|
1067 |
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|
1068 ngx_memcpy(name, path->name.data, path->name.len); |
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|
1069 |
2592
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|
1070 now = ngx_time(); |
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|
1071 |
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|
1072 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1073 |
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diff
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|
1074 for ( ;; ) { |
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diff
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|
1075 |
2720
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2716
diff
changeset
|
1076 if (ngx_queue_empty(&cache->sh->queue)) { |
2694
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diff
changeset
|
1077 wait = 10; |
2592
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diff
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|
1078 break; |
3a8a53c0c42f
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diff
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|
1079 } |
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diff
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|
1080 |
2720
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|
1081 q = ngx_queue_last(&cache->sh->queue); |
2592
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|
1082 |
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diff
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|
1083 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1084 |
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|
1085 wait = fcn->expire - now; |
2592
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|
1086 |
2616
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|
1087 if (wait > 0) { |
2694
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diff
changeset
|
1088 wait = wait > 10 ? 10 : wait; |
2616
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|
1089 break; |
2592
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diff
changeset
|
1090 } |
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diff
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|
1091 |
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|
1092 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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|
1093 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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|
1094 fcn->count, fcn->exists, |
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diff
changeset
|
1095 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1096 |
3727 | 1097 if (fcn->count == 0) { |
1098 ngx_http_file_cache_delete(cache, q, name); | |
2616
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1099 continue; |
2592
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|
1100 } |
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|
1101 |
3755
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|
1102 if (fcn->deleting) { |
3942
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diff
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|
1103 wait = 1; |
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|
1104 break; |
3755
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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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changeset
|
1127 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1128 |
2616
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1129 ngx_free(name); |
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|
1130 |
2592
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|
1131 return wait; |
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|
1132 } |
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|
1133 |
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|
1134 |
2616
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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
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1146 if (fcn->exists) { |
3899
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Use more precise stat.st_blocks to account cache size on Unix
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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'; |
2616
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1156 |
3726
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|
1157 fcn->count++; |
3755
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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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a prelimiary proxy cache support
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633
diff
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|
1309 return NGX_OK; |
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633
diff
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|
1310 } |
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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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diff
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|
1313 static ngx_int_t |
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introduce cache manager instead of cache cleaner
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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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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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|
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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|
1319 |
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|
1320 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1321 (void) ngx_http_file_cache_delete_file(ctx, path); |
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|
1322 } |
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|
1323 |
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introduce cache manager instead of cache cleaner
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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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|
1326 |
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diff
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|
1327 |
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introduce cache manager instead of cache cleaner
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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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|
1330 { |
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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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|
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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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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|
1336 ngx_http_cache_t c; |
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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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|
1339 |
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|
1340 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1341 return NGX_ERROR; |
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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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|
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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|
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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|
1353 |
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|
1354 c.file.fd = fd; |
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introduce cache manager instead of cache cleaner
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diff
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|
1355 c.file.name = *name; |
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introduce cache manager instead of cache cleaner
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diff
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|
1356 c.file.log = ctx->log; |
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|
1357 |
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|
1358 n = ngx_read_file(&c.file, (u_char *) &h, |
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|
1359 sizeof(ngx_http_file_cache_header_t), 0); |
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|
1360 if (n == NGX_ERROR) { |
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|
1361 return NGX_ERROR; |
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|
1362 } |
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|
1363 |
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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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|
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 |
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|
1370 cache = ctx->data; |
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1371 |
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|
1372 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) { |
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|
1373 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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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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|
1377 c.uniq = ngx_file_uniq(&fi); |
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diff
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|
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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|
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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|
1380 c.body_start = h.body_start; |
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|
1381 c.length = ngx_file_size(&fi); |
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|
1382 c.fs_size = (ngx_file_fs_size(&fi) + cache->bsize - 1) / cache->bsize; |
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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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|
1387 ngx_close_file_n " \"%s\" failed", name->data); |
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|
1388 } |
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|
1389 |
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|
1390 if (c.body_start == 0) { |
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|
1391 return NGX_ERROR; |
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|
1392 } |
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|
1393 |
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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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|
1397 n = ngx_hextoi(p, 2); |
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|
1398 |
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|
1399 if (n == NGX_ERROR) { |
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|
1400 return NGX_ERROR; |
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|
1401 } |
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|
1402 |
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|
1403 p += 2; |
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|
1404 |
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|
1405 c.key[i] = (u_char) n; |
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|
1406 } |
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|
1407 |
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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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|
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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changeset
|
1421 if (fcn == NULL) { |
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|
1422 |
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|
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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2611
diff
changeset
|
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 } |