Mercurial > hg > nginx
annotate src/http/ngx_http_file_cache.c @ 4150:b9ee14871bf1
Cache: fix for sending of empty responses.
Revert wrong fix for empty responses introduced in 0.8.31 and apply new one,
rewritten to match things done by static module as close as possible.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Tue, 27 Sep 2011 11:15:35 +0000 |
parents | e2c075e774b6 |
children | 02b558fce98a |
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 void ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache); |
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34 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, |
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35 ngx_str_t *path); |
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36 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, |
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37 ngx_str_t *path); |
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38 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, |
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39 ngx_str_t *path); |
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40 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, |
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41 ngx_http_cache_t *c); |
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42 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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43 ngx_str_t *path); |
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44 |
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45 |
2952 | 46 ngx_str_t ngx_http_cache_status[] = { |
47 ngx_string("MISS"), | |
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48 ngx_string("BYPASS"), |
2952 | 49 ngx_string("EXPIRED"), |
50 ngx_string("STALE"), | |
51 ngx_string("UPDATING"), | |
52 ngx_string("HIT") | |
53 }; | |
54 | |
55 | |
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56 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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57 |
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58 |
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59 static ngx_int_t |
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60 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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61 { |
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62 ngx_http_file_cache_t *ocache = data; |
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63 |
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64 size_t len; |
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65 ngx_uint_t n; |
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66 ngx_http_file_cache_t *cache; |
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67 |
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68 cache = shm_zone->data; |
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69 |
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70 if (ocache) { |
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71 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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72 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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73 "cache \"%V\" uses the \"%V\" cache path " |
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74 "while previously it used the \"%V\" cache path", |
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75 &shm_zone->shm.name, &cache->path->name, |
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76 &ocache->path->name); |
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77 |
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78 return NGX_ERROR; |
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79 } |
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80 |
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81 for (n = 0; n < 3; n++) { |
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82 if (cache->path->level[n] != ocache->path->level[n]) { |
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83 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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84 "cache \"%V\" had previously different levels", |
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85 &shm_zone->shm.name); |
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86 return NGX_ERROR; |
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87 } |
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88 } |
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89 |
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90 cache->sh = ocache->sh; |
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91 |
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92 cache->shpool = ocache->shpool; |
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93 cache->bsize = ocache->bsize; |
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94 |
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95 cache->max_size /= cache->bsize; |
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96 |
3018 | 97 if (!cache->sh->cold || cache->sh->loading) { |
98 cache->path->loader = NULL; | |
99 } | |
100 | |
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101 return NGX_OK; |
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102 } |
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103 |
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104 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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105 |
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106 if (shm_zone->shm.exists) { |
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107 cache->sh = cache->shpool->data; |
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108 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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109 |
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110 return NGX_OK; |
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111 } |
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112 |
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113 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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114 if (cache->sh == NULL) { |
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115 return NGX_ERROR; |
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116 } |
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117 |
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118 cache->shpool->data = cache->sh; |
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119 |
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120 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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121 ngx_http_file_cache_rbtree_insert_value); |
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122 |
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123 ngx_queue_init(&cache->sh->queue); |
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124 |
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125 cache->sh->cold = 1; |
3018 | 126 cache->sh->loading = 0; |
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127 cache->sh->size = 0; |
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128 |
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129 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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130 |
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131 cache->max_size /= cache->bsize; |
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132 |
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133 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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134 |
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135 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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136 if (cache->shpool->log_ctx == NULL) { |
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137 return NGX_ERROR; |
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138 } |
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139 |
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140 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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141 &shm_zone->shm.name); |
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142 |
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143 return NGX_OK; |
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144 } |
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145 |
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146 |
3697 | 147 ngx_int_t |
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148 ngx_http_file_cache_new(ngx_http_request_t *r) |
3697 | 149 { |
150 ngx_http_cache_t *c; | |
151 | |
152 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); | |
153 if (c == NULL) { | |
154 return NGX_ERROR; | |
155 } | |
156 | |
157 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { | |
158 return NGX_ERROR; | |
159 } | |
160 | |
161 r->cache = c; | |
162 c->file.log = r->connection->log; | |
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163 c->file.fd = NGX_INVALID_FILE; |
3697 | 164 |
165 return NGX_OK; | |
166 } | |
167 | |
168 | |
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169 ngx_int_t |
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170 ngx_http_file_cache_create(ngx_http_request_t *r) |
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171 { |
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172 ngx_http_cache_t *c; |
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173 ngx_pool_cleanup_t *cln; |
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174 ngx_http_file_cache_t *cache; |
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175 |
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176 c = r->cache; |
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177 cache = c->file_cache; |
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178 |
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179 cln = ngx_pool_cleanup_add(r->pool, 0); |
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180 if (cln == NULL) { |
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181 return NGX_ERROR; |
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182 } |
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183 |
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184 if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { |
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185 return NGX_ERROR; |
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186 } |
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187 |
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188 cln->handler = ngx_http_file_cache_cleanup; |
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189 cln->data = c; |
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190 |
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191 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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192 return NGX_ERROR; |
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193 } |
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194 |
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195 return NGX_OK; |
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196 } |
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197 |
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198 |
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199 void |
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200 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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201 { |
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202 size_t len; |
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203 ngx_str_t *key; |
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204 ngx_uint_t i; |
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205 ngx_md5_t md5; |
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206 ngx_http_cache_t *c; |
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207 |
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208 c = r->cache; |
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209 |
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210 len = 0; |
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211 |
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212 ngx_crc32_init(c->crc32); |
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213 ngx_md5_init(&md5); |
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214 |
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215 key = c->keys.elts; |
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216 for (i = 0; i < c->keys.nelts; i++) { |
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217 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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218 "http cache key: \"%V\"", &key[i]); |
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219 |
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220 len += key[i].len; |
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221 |
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222 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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223 ngx_md5_update(&md5, key[i].data, key[i].len); |
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224 } |
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225 |
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226 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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227 + sizeof(ngx_http_file_cache_key) + len + 1; |
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228 |
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229 ngx_crc32_final(c->crc32); |
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230 ngx_md5_final(c->key, &md5); |
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231 } |
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232 |
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233 |
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234 ngx_int_t |
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235 ngx_http_file_cache_open(ngx_http_request_t *r) |
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236 { |
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237 ngx_int_t rc, rv; |
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238 ngx_uint_t cold, test; |
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239 ngx_http_cache_t *c; |
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240 ngx_pool_cleanup_t *cln; |
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241 ngx_open_file_info_t of; |
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242 ngx_http_file_cache_t *cache; |
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243 ngx_http_core_loc_conf_t *clcf; |
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244 |
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245 c = r->cache; |
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246 |
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247 if (c->buf) { |
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248 return ngx_http_file_cache_read(r, c); |
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249 } |
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250 |
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251 cache = c->file_cache; |
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252 |
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253 cln = ngx_pool_cleanup_add(r->pool, 0); |
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254 if (cln == NULL) { |
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255 return NGX_ERROR; |
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256 } |
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257 |
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258 rc = ngx_http_file_cache_exists(cache, c); |
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259 |
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260 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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261 "http file cache exists: %i e:%d", rc, c->exists); |
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262 |
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263 if (rc == NGX_ERROR) { |
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264 return rc; |
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265 } |
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266 |
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267 cln->handler = ngx_http_file_cache_cleanup; |
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268 cln->data = c; |
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269 |
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270 if (rc == NGX_AGAIN) { |
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271 return NGX_HTTP_CACHE_SCARCE; |
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272 } |
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273 |
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274 cold = cache->sh->cold; |
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275 |
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276 if (rc == NGX_OK) { |
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277 |
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278 if (c->error) { |
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279 return c->error; |
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280 } |
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281 |
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282 c->temp_file = 1; |
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283 test = c->exists ? 1 : 0; |
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284 rv = NGX_DECLINED; |
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285 |
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286 } else { /* rc == NGX_DECLINED */ |
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287 |
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288 if (c->min_uses > 1) { |
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289 |
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290 if (!cold) { |
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291 return NGX_HTTP_CACHE_SCARCE; |
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292 } |
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293 |
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294 test = 1; |
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295 rv = NGX_HTTP_CACHE_SCARCE; |
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296 |
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297 } else { |
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298 c->temp_file = 1; |
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299 test = cold ? 1 : 0; |
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300 rv = NGX_DECLINED; |
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301 } |
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302 } |
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303 |
3696 | 304 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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305 return NGX_ERROR; |
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306 } |
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307 |
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308 if (!test) { |
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309 return NGX_DECLINED; |
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310 } |
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311 |
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312 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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313 |
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314 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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315 |
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316 of.uniq = c->uniq; |
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317 of.valid = clcf->open_file_cache_valid; |
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318 of.min_uses = clcf->open_file_cache_min_uses; |
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319 of.events = clcf->open_file_cache_events; |
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320 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 321 of.read_ahead = clcf->read_ahead; |
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322 |
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323 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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324 != NGX_OK) |
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325 { |
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326 switch (of.err) { |
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327 |
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328 case 0: |
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329 return NGX_ERROR; |
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330 |
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331 case NGX_ENOENT: |
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332 case NGX_ENOTDIR: |
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333 return rv; |
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334 |
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335 default: |
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336 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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337 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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338 return NGX_ERROR; |
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339 } |
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340 } |
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341 |
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342 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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343 "http file cache fd: %d", of.fd); |
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344 |
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345 c->file.fd = of.fd; |
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346 c->file.log = r->connection->log; |
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347 c->uniq = of.uniq; |
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348 c->length = of.size; |
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349 c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; |
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350 |
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351 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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352 if (c->buf == NULL) { |
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353 return NGX_ERROR; |
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354 } |
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355 |
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356 return ngx_http_file_cache_read(r, c); |
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357 } |
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358 |
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359 |
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360 static ngx_int_t |
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361 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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362 { |
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363 time_t now; |
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364 ssize_t n; |
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365 ngx_int_t rc; |
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366 ngx_http_file_cache_t *cache; |
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367 ngx_http_file_cache_header_t *h; |
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368 |
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369 n = ngx_http_file_cache_aio_read(r, c); |
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370 |
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371 if (n < 0) { |
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372 return n; |
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373 } |
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|
374 |
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fix handling cached HTTP/0.9 response
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375 if ((size_t) n < c->header_start) { |
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376 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 377 "cache file \"%s\" is too small", c->file.name.data); |
3971
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do not close connection if cache file is too small: replace it with valid one
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378 return NGX_DECLINED; |
202
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379 } |
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380 |
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381 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
202
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382 |
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fix cached FastCGI response with large stderr output before header
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|
383 if (h->crc32 != c->crc32) { |
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384 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
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|
385 "cache file \"%s\" has md5 collision", c->file.name.data); |
202
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386 return NGX_DECLINED; |
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|
387 } |
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|
388 |
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389 c->buf->last += n; |
477 | 390 |
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|
391 c->valid_sec = h->valid_sec; |
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392 c->last_modified = h->last_modified; |
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|
393 c->date = h->date; |
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|
394 c->valid_msec = h->valid_msec; |
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fix cached FastCGI response with large stderr output before header
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|
395 c->header_start = h->header_start; |
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396 c->body_start = h->body_start; |
477 | 397 |
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|
398 r->cached = 1; |
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|
399 |
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400 cache = c->file_cache; |
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401 |
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402 if (cache->sh->cold) { |
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|
403 |
3a8a53c0c42f
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|
404 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 405 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
406 if (!c->node->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
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|
407 c->node->uses = 1; |
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|
408 c->node->body_start = c->body_start; |
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introduce cache manager instead of cache cleaner
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|
409 c->node->exists = 1; |
3052
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changeset
|
410 c->node->uniq = c->uniq; |
4034
e2c075e774b6
Cache size accounting fix: actual cache size on disk was less than
Igor Sysoev <igor@sysoev.ru>
parents:
4018
diff
changeset
|
411 c->node->fs_size = c->fs_size; |
2616
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introduce cache manager instead of cache cleaner
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parents:
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changeset
|
412 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
413 cache->sh->size += c->fs_size; |
2616
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|
414 } |
2592
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|
415 |
3a8a53c0c42f
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changeset
|
416 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
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parents:
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|
417 } |
74994aeef848
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parents:
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changeset
|
418 |
2616
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|
419 now = ngx_time(); |
d19979e0d980
introduce cache manager instead of cache cleaner
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|
420 |
2592
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changeset
|
421 if (c->valid_sec < now) { |
202
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
422 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
423 ngx_shmtx_lock(&cache->shpool->mutex); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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2926
diff
changeset
|
424 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
425 if (c->node->updating) { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
426 rc = NGX_HTTP_CACHE_UPDATING; |
2592
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diff
changeset
|
427 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
428 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
429 c->node->updating = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
430 c->updating = 1; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
431 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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diff
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|
432 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
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parents:
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diff
changeset
|
433 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
434 ngx_shmtx_unlock(&cache->shpool->mutex); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
435 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
436 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
|
437 "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
|
438 rc, c->valid_sec, now); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
439 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
440 return rc; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
441 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
442 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
443 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
444 } |
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 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
447 static ssize_t |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
448 ngx_http_file_cache_aio_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
449 { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
450 #if (NGX_HAVE_FILE_AIO) |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
451 ssize_t n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
452 ngx_http_core_loc_conf_t *clcf; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
453 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
454 if (!ngx_file_aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
455 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
456 } |
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 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
459 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
460 if (!clcf->aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
461 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
462 } |
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 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
|
465 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
466 if (n != NGX_AGAIN) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
467 return n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
468 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
469 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
470 c->file.aio->data = r; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
471 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
|
472 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
473 r->main->blocked++; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
474 r->aio = 1; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
475 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
476 return NGX_AGAIN; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
477 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
478 noaio: |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
479 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
480 #endif |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
481 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
482 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
|
483 } |
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 #if (NGX_HAVE_FILE_AIO) |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
487 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
488 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
489 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
|
490 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
491 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
492 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
493 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
494 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
495 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
496 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
497 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
498 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
499 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
500 r->connection->write->handler(r->connection->write); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
501 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
502 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
503 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
504 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
505 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
506 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
507 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
|
508 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
509 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
510 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
511 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
512 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
513 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
514 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
|
515 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
516 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
519 fcn->uses++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
520 fcn->count++; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
521 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
522 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
524 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
525 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
526 } |
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 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
529 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
530 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 |
3966
9c425f22ea36
fuse two if's in one condition
Igor Sysoev <igor@sysoev.ru>
parents:
3965
diff
changeset
|
533 if (fcn->exists || fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
534 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
535 c->exists = fcn->exists; |
3969 | 536 if (fcn->body_start) { |
3967
83e41f6f6d96
The cache loader performs two tasks: inserting cache objects in inactivity
Igor Sysoev <igor@sysoev.ru>
parents:
3966
diff
changeset
|
537 c->body_start = fcn->body_start; |
83e41f6f6d96
The cache loader performs two tasks: inserting cache objects in inactivity
Igor Sysoev <igor@sysoev.ru>
parents:
3966
diff
changeset
|
538 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
539 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
540 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
541 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
542 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
543 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
544 |
3966
9c425f22ea36
fuse two if's in one condition
Igor Sysoev <igor@sysoev.ru>
parents:
3965
diff
changeset
|
545 rc = NGX_AGAIN; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
546 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
547 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
548 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
549 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
550 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
553 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
554 |
2693 | 555 (void) ngx_http_file_cache_forced_expire(cache); |
2592
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 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
558 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
559 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
560 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
561 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
562 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
563 goto failed; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
566 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
567 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
|
568 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
569 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
|
570 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
|
571 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
572 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
573 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
574 fcn->uses = 1; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
575 fcn->count = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
576 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
577 fcn->deleting = 0; |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
578 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
579 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
580 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
581 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
582 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
583 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
584 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
585 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
586 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
587 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
588 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
|
589 fcn->fs_size = 0; |
2592
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 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
592 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
593 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
594 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
595 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
|
596 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
597 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
598 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
599 c->node = fcn; |
2592
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 failed: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
602 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
603 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
604 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
605 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
606 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
607 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
608 |
3696 | 609 static ngx_int_t |
610 ngx_http_file_cache_name(ngx_http_request_t *r, ngx_path_t *path) | |
611 { | |
612 u_char *p; | |
613 ngx_http_cache_t *c; | |
614 | |
615 c = r->cache; | |
616 | |
617 c->file.name.len = path->name.len + 1 + path->len | |
618 + 2 * NGX_HTTP_CACHE_KEY_LEN; | |
619 | |
620 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); | |
621 if (c->file.name.data == NULL) { | |
622 return NGX_ERROR; | |
623 } | |
624 | |
625 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); | |
626 | |
627 p = c->file.name.data + path->name.len + 1 + path->len; | |
628 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); | |
629 *p = '\0'; | |
630 | |
631 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); | |
632 | |
633 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
634 "cache file: \"%s\"", c->file.name.data); | |
635 | |
636 return NGX_OK; | |
637 } | |
638 | |
639 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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633
diff
changeset
|
640 static ngx_http_file_cache_node_t * |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
641 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key) |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
642 { |
3a8a53c0c42f
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parents:
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diff
changeset
|
643 ngx_int_t rc; |
3a8a53c0c42f
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diff
changeset
|
644 ngx_rbtree_key_t node_key; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
645 ngx_rbtree_node_t *node, *sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
646 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
647 |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
648 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
649 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
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parents:
2716
diff
changeset
|
650 node = cache->sh->rbtree.root; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
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|
651 sentinel = cache->sh->rbtree.sentinel; |
2592
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diff
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|
652 |
3a8a53c0c42f
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diff
changeset
|
653 while (node != sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
654 |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
changeset
|
655 if (node_key < node->key) { |
3a8a53c0c42f
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parents:
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diff
changeset
|
656 node = node->left; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
657 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
658 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
659 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
660 if (node_key > node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
661 node = node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
662 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
663 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
664 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
665 /* node_key == node->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
666 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
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|
667 do { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
668 fcn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
669 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
670 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
671 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
|
672 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
673 if (rc == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
674 return fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
675 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
676 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
677 node = (rc < 0) ? node->left : node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
678 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
679 } while (node != sentinel && node_key == node->key); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
680 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
681 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
682 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
683 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
684 /* not found */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
685 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
686 return NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
687 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
688 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
689 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
690 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
691 ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
692 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
693 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
694 ngx_rbtree_node_t **p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
695 ngx_http_file_cache_node_t *cn, *cnt; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
696 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
697 for ( ;; ) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
698 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
699 if (node->key < temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
700 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
701 p = &temp->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
702 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
703 } else if (node->key > temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
704 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
705 p = &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
706 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
707 } else { /* node->key == temp->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
708 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
709 cn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
710 cnt = (ngx_http_file_cache_node_t *) temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
711 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
712 p = (ngx_memcmp(cn->key, cnt->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
713 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
|
714 < 0) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
715 ? &temp->left : &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
716 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
717 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
718 if (*p == sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
719 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
720 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
721 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
722 temp = *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
723 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
724 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
725 *p = node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
726 node->parent = temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
727 node->left = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
728 node->right = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
729 ngx_rbt_red(node); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
730 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
731 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
732 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
733 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
734 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
735 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
736 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
737 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
738 u_char *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
739 ngx_str_t *key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
740 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
741 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
742 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
743 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
|
744 "http file cache set header"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
745 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
746 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
747 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
748 h->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
749 h->last_modified = c->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
750 h->date = c->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
751 h->crc32 = c->crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
752 h->valid_msec = (u_short) c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
753 h->header_start = (u_short) c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
754 h->body_start = (u_short) c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
755 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
756 p = buf + sizeof(ngx_http_file_cache_header_t); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
757 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
758 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
|
759 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
760 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
761 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
762 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
|
763 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
764 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
765 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
767 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
768 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
769 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
770 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
|
771 { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
772 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
773 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
775 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
776 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
777 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
778 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
780 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
781 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
786 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
|
787 "http file cache update"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
788 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 c->updated = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
790 c->updating = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 cache = c->file_cache; |
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 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
|
795 fs_size = 0; |
2592
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 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
|
798 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
799 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
801 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
802 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
803 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
804 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
806 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
807 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
808 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
|
809 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
812 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
|
813 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
|
814 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
|
815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 rc = NGX_ERROR; |
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 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
819 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
|
820 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
|
821 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
822 } |
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 ngx_shmtx_lock(&cache->shpool->mutex); |
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 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
830 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
|
831 c->node->fs_size = fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
832 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
833 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
834 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
835 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
837 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
838 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
840 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
841 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
844 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
845 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
846 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 ngx_http_cache_t *c; |
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 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
852 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
853 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3965 | 854 "http file cache send: %s", c->file.name.data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
855 |
4150
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
856 if (r != r->main && c->length - c->body_start == 0) { |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
857 return ngx_http_send_header(r); |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
858 } |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
859 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 /* 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
|
861 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
862 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
863 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
864 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
867 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
|
868 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
871 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
874 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
|
875 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
876 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
877 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
878 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
879 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 |
4150
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
881 b->in_file = (c->length - c->body_start) ? 1: 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 b->file->log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 out.next = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
891 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 return ngx_http_output_filter(r, &out); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 } |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
896 void |
3711
ce6ba077c270
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Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
897 ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf) |
2592
3a8a53c0c42f
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parents:
633
diff
changeset
|
898 { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
899 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
|
900 ngx_http_file_cache_node_t *fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
901 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
902 if (c->updated || c->node == NULL) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
903 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
904 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
905 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
906 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 |
3713
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
908 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
|
909 "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
|
910 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
911 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
912 |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
913 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
|
914 fcn->count--; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
915 |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
916 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
917 fcn->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
918 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
919 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
920 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
|
921 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
|
922 |
3743
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
923 if (c->valid_sec) { |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
924 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
|
925 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
|
926 } |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
927 |
3723
14ad3210fc73
do not free unused cache node if cache min_uses > 1,
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
928 } 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
|
929 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
|
930 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
|
931 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
|
932 c->node = NULL; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
933 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
934 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
935 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
936 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
937 c->updated = 1; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
938 c->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
939 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
940 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
941 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
|
942 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
|
943 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
944 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
945 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
946 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
|
947 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
|
948 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
949 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
950 } |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
953 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
954 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
955 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
956 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
957 ngx_http_file_cache_cleanup(void *data) |
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 ngx_http_cache_t *c = data; |
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 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
962 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
963 } |
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_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
|
966 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
967 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
968 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
969 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
|
970 "stalled cache updating, error:%ui", c->error); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
971 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
972 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
973 ngx_http_file_cache_free(c, NULL); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
974 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
975 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
976 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
977 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
978 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
|
979 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
980 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
981 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
982 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
983 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
984 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
985 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
986 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
987 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
988 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
|
989 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
990 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
991 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
992 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
|
993 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
994 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
|
995 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
996 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
997 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
998 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
999 ngx_memcpy(name, path->name.data, path->name.len); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1000 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1001 wait = 10; |
3728 | 1002 tries = 20; |
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 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1005 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
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1006 for (q = ngx_queue_last(&cache->sh->queue); |
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1007 q != ngx_queue_sentinel(&cache->sh->queue); |
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1008 q = ngx_queue_prev(q)) |
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1009 { |
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introduce cache manager instead of cache cleaner
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1010 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1011 |
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1012 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1013 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", |
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1014 fcn->count, fcn->exists, |
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1015 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1016 |
3727 | 1017 if (fcn->count == 0) { |
1018 ngx_http_file_cache_delete(cache, q, name); | |
3885 | 1019 wait = 0; |
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1020 |
3727 | 1021 } else { |
3728 | 1022 if (--tries) { |
2616
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1023 continue; |
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|
1024 } |
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|
1025 |
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|
1026 wait = 1; |
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|
1027 } |
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|
1028 |
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|
1029 break; |
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|
1030 } |
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|
1031 |
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|
1032 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1033 |
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|
1034 ngx_free(name); |
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|
1035 |
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1036 return wait; |
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|
1037 } |
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|
1038 |
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|
1039 |
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|
1040 static time_t |
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|
1041 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
2592
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1042 { |
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|
1043 u_char *name, *p; |
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|
1044 size_t len; |
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|
1045 time_t now, wait; |
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|
1046 ngx_path_t *path; |
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|
1047 ngx_queue_t *q; |
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|
1048 ngx_http_file_cache_node_t *fcn; |
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diff
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|
1049 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
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|
1050 |
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|
1051 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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|
1052 "http file cache expire"); |
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|
1053 |
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1054 path = cache->path; |
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1055 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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|
1056 |
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1057 name = ngx_alloc(len + 1, ngx_cycle->log); |
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1058 if (name == NULL) { |
2694
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1059 return 10; |
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1060 } |
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|
1061 |
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1062 ngx_memcpy(name, path->name.data, path->name.len); |
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|
1063 |
2592
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1064 now = ngx_time(); |
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|
1065 |
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1066 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1067 |
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1068 for ( ;; ) { |
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|
1069 |
2720
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|
1070 if (ngx_queue_empty(&cache->sh->queue)) { |
2694
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|
1071 wait = 10; |
2592
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|
1072 break; |
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|
1073 } |
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|
1074 |
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1075 q = ngx_queue_last(&cache->sh->queue); |
2592
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|
1076 |
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1077 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1078 |
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|
1079 wait = fcn->expire - now; |
2592
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|
1080 |
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|
1081 if (wait > 0) { |
2694
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|
1082 wait = wait > 10 ? 10 : wait; |
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|
1083 break; |
2592
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|
1084 } |
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|
1085 |
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|
1086 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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|
1087 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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1088 fcn->count, fcn->exists, |
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|
1089 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1090 |
3727 | 1091 if (fcn->count == 0) { |
1092 ngx_http_file_cache_delete(cache, q, name); | |
2616
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1093 continue; |
2592
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1094 } |
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|
1095 |
3755
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|
1096 if (fcn->deleting) { |
3942
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fix r3756: release lock to allow other process to delete cache node
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diff
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|
1097 wait = 1; |
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|
1098 break; |
3755
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1099 } |
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|
1100 |
3727 | 1101 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
1102 sizeof(ngx_rbtree_key_t)); | |
1103 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); | |
1104 (void) ngx_hex_dump(p, fcn->key, len); | |
1105 | |
1106 /* | |
1107 * abnormally exited workers may leave locked cache entries, | |
1108 * and although it may be safe to remove them completely, | |
1109 * we prefer to remove them from inactive queue and rbtree | |
1110 * only, and to allow other leaks | |
1111 */ | |
1112 | |
1113 ngx_queue_remove(q); | |
1114 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); | |
1115 | |
1116 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, | |
1117 "ignore long locked inactive cache entry %*s, count:%d", | |
1118 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); | |
2592
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1119 } |
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|
1120 |
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|
1121 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1122 |
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1123 ngx_free(name); |
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|
1124 |
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1125 return wait; |
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1126 } |
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1127 |
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|
1128 |
2616
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1129 static void |
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1130 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
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1131 u_char *name) |
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1132 { |
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1133 u_char *p; |
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1134 size_t len; |
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|
1135 ngx_path_t *path; |
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|
1136 ngx_http_file_cache_node_t *fcn; |
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1137 |
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1138 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1139 |
3726
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|
1140 if (fcn->exists) { |
3899
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Use more precise stat.st_blocks to account cache size on Unix
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1141 cache->sh->size -= fcn->fs_size; |
2616
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1142 |
3726
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|
1143 path = cache->path; |
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|
1144 p = name + path->name.len + 1 + path->len; |
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|
1145 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, |
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1146 sizeof(ngx_rbtree_key_t)); |
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1147 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1148 p = ngx_hex_dump(p, fcn->key, len); |
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1149 *p = '\0'; |
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1150 |
3726
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1151 fcn->count++; |
3755
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1152 fcn->deleting = 1; |
3726
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1153 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1154 |
3726
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1155 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1156 ngx_create_hashed_filename(path, name, len); |
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1157 |
3726
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1158 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1159 "http file cache expire: \"%s\"", name); |
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1160 |
3726
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1161 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1162 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1163 ngx_delete_file_n " \"%s\" failed", name); |
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|
1164 } |
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1165 |
3726
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1166 ngx_shmtx_lock(&cache->shpool->mutex); |
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1167 fcn->count--; |
3755
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1168 fcn->deleting = 0; |
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1169 } |
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1170 |
3726
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1171 if (fcn->count == 0) { |
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1172 ngx_queue_remove(q); |
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1173 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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1174 ngx_slab_free_locked(cache->shpool, fcn); |
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1175 } |
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1176 } |
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1177 |
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1178 |
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1179 static time_t |
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1180 ngx_http_file_cache_manager(void *data) |
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1181 { |
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1182 ngx_http_file_cache_t *cache = data; |
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1183 |
3018 | 1184 off_t size; |
3885 | 1185 time_t next, wait; |
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1186 |
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1187 next = ngx_http_file_cache_expire(cache); |
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1188 |
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1189 cache->last = ngx_current_msec; |
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1190 cache->files = 0; |
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1191 |
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1192 for ( ;; ) { |
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1193 ngx_shmtx_lock(&cache->shpool->mutex); |
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1194 |
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1195 size = cache->sh->size; |
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1196 |
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1197 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1198 |
2631 | 1199 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1200 "http file cache size: %O", size); | |
1201 | |
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1202 if (size < cache->max_size) { |
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1203 return next; |
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1204 } |
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1205 |
3885 | 1206 wait = ngx_http_file_cache_forced_expire(cache); |
1207 | |
1208 if (wait > 0) { | |
1209 return wait; | |
1210 } | |
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1211 |
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1212 if (ngx_quit || ngx_terminate) { |
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1213 return next; |
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1214 } |
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1215 } |
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1216 } |
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1217 |
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1218 |
3018 | 1219 static void |
1220 ngx_http_file_cache_loader(void *data) | |
1221 { | |
1222 ngx_http_file_cache_t *cache = data; | |
1223 | |
1224 ngx_tree_ctx_t tree; | |
1225 | |
1226 if (!cache->sh->cold || cache->sh->loading) { | |
1227 return; | |
1228 } | |
1229 | |
1230 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1231 return; | |
1232 } | |
1233 | |
1234 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1235 "http file cache loader"); | |
1236 | |
1237 tree.init_handler = NULL; | |
1238 tree.file_handler = ngx_http_file_cache_manage_file; | |
1239 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1240 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1241 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1242 tree.data = cache; | |
1243 tree.alloc = 0; | |
1244 tree.log = ngx_cycle->log; | |
1245 | |
1246 cache->last = ngx_current_msec; | |
1247 cache->files = 0; | |
1248 | |
1249 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
3020
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1250 cache->sh->loading = 0; |
3018 | 1251 return; |
1252 } | |
1253 | |
1254 cache->sh->cold = 0; | |
1255 cache->sh->loading = 0; | |
1256 | |
1257 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1258 "http file cache: %V %.3fM, bsize: %uz", | |
1259 &cache->path->name, | |
1260 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1261 cache->bsize); | |
1262 } | |
1263 | |
1264 | |
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1265 static ngx_int_t |
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1266 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1267 { |
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1268 return NGX_OK; |
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1269 } |
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1270 |
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1271 |
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1272 static ngx_int_t |
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1273 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1274 { |
4018
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1275 ngx_msec_t elapsed; |
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1276 ngx_http_file_cache_t *cache; |
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1277 |
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1278 cache = ctx->data; |
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1279 |
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1280 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
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1281 (void) ngx_http_file_cache_delete_file(ctx, path); |
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1282 } |
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1283 |
4018
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1284 if (++cache->files >= cache->loader_files) { |
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1285 ngx_http_file_cache_loader_sleep(cache); |
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1286 |
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1287 } else { |
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1288 ngx_time_update(); |
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1289 |
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1290 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1291 |
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1292 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1293 "http file cache loader time elapsed: %M", elapsed); |
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1294 |
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|
1295 if (elapsed >= cache->loader_threshold) { |
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1296 ngx_http_file_cache_loader_sleep(cache); |
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1297 } |
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1298 } |
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1299 |
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1300 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1301 } |
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|
1302 |
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1303 |
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1304 static void |
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1305 ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache) |
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The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1306 { |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1307 ngx_msleep(cache->loader_sleep); |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1308 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1309 ngx_time_update(); |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1310 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1311 cache->last = ngx_current_msec; |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1312 cache->files = 0; |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
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|
1313 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1314 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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633
diff
changeset
|
1315 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1316 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1317 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1318 { |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1319 u_char *p; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1320 ngx_int_t n; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1321 ngx_uint_t i; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1322 ngx_http_cache_t c; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1323 ngx_http_file_cache_t *cache; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1324 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1325 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1326 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
1327 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1328 |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1329 if (ctx->size < (off_t) sizeof(ngx_http_file_cache_header_t)) { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1330 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1331 "cache file \"%s\" is too small", name->data); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1332 return NGX_ERROR; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1333 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1334 |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1335 ngx_memzero(&c, sizeof(ngx_http_cache_t)); |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1336 cache = ctx->data; |
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1337 |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1338 c.length = ctx->size; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1339 c.fs_size = (ctx->fs_size + cache->bsize - 1) / cache->bsize; |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1340 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1341 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1342 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1343 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1344 n = ngx_hextoi(p, 2); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1345 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1346 if (n == NGX_ERROR) { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1347 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1348 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1349 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1350 p += 2; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1351 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1352 c.key[i] = (u_char) n; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1353 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1354 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1355 return ngx_http_file_cache_add(cache, &c); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1356 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1357 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1358 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1359 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1360 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1361 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1362 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1363 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1364 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1365 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1366 fcn = ngx_http_file_cache_lookup(cache, c->key); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1367 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1368 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1369 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1370 fcn = ngx_slab_alloc_locked(cache->shpool, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1371 sizeof(ngx_http_file_cache_node_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1372 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1373 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1374 return NGX_ERROR; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1375 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1376 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1377 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
|
1378 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1379 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
|
1380 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
|
1381 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1382 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
|
1383 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1384 fcn->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1385 fcn->count = 0; |
3967
83e41f6f6d96
The cache loader performs two tasks: inserting cache objects in inactivity
Igor Sysoev <igor@sysoev.ru>
parents:
3966
diff
changeset
|
1386 fcn->valid_msec = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1387 fcn->error = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1388 fcn->exists = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
1389 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1390 fcn->deleting = 0; |
3968 | 1391 fcn->uniq = 0; |
3967
83e41f6f6d96
The cache loader performs two tasks: inserting cache objects in inactivity
Igor Sysoev <igor@sysoev.ru>
parents:
3966
diff
changeset
|
1392 fcn->valid_sec = 0; |
83e41f6f6d96
The cache loader performs two tasks: inserting cache objects in inactivity
Igor Sysoev <igor@sysoev.ru>
parents:
3966
diff
changeset
|
1393 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
|
1394 fcn->fs_size = c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1395 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1396 cache->sh->size += c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1397 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1398 } else { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1399 ngx_queue_remove(&fcn->queue); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1400 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1401 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1402 fcn->expire = ngx_time() + cache->inactive; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1403 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1404 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
|
1405 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1406 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1407 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1408 return NGX_OK; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1409 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1410 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1411 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1412 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1413 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:
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diff
changeset
|
1414 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1415 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
|
1416 "http file cache delete: \"%s\"", path->data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1417 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1418 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1419 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
|
1420 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1421 } |
477 | 1422 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1423 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1424 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1425 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1426 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1427 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1428 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
|
1429 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1430 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1431 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
|
1432 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1433 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
|
1434 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1435 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1436 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1437 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1438 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
|
1439 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1440 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1441 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
|
1442 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1443 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1444 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1445 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
|
1446 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1447 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1448 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1449 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1450 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1451 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1452 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1453 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1454 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
|
1455 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1456 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1457 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1458 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1459 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1460 ngx_str_t s, name, *value; |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1461 ngx_int_t loader_files, loader_sleep, loader_threshold; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1462 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1463 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1464 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1465 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
|
1466 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1467 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1468 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1469 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1470 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
|
1471 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1472 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1473 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1474 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1475 inactive = 600; |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1476 loader_files = 100; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1477 loader_sleep = 50; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1478 loader_threshold = 200; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1479 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1480 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1481 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1482 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1483 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1484 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1485 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1486 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1487 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1488 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
|
1489 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1490 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1491 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1492 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
|
1493 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1494 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1495 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1496 for (i = 2; i < cf->args->nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1497 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1498 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1499 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1501 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1502 |
2671 | 1503 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1504 |
2671 | 1505 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1506 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1507 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1508 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1509 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1510 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1511 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1512 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1513 |
2671 | 1514 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1515 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1516 } |
2671 | 1517 |
1518 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1519 } |
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 goto invalid_levels; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1522 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1523 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1524 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1525 continue; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1528 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1529 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1530 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1531 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1532 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1533 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1534 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1535 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
|
1536 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1537 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1538 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1539 p = (u_char *) ngx_strchr(name.data, ':'); |
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 (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
|
1542 *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
|
1543 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1544 name.len = p - name.data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1545 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1546 p++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1547 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1548 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1549 s.data = p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1550 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1551 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1552 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1553 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1554 } |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1557 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1558 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1559 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1560 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1561 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1562 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1563 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1564 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1565 s.data = value[i].data + 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1566 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1567 inactive = ngx_parse_time(&s, 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1568 if (inactive < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1569 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1570 "invalid inactive value \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1571 return NGX_CONF_ERROR; |
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 |
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 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1577 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
|
1578 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1579 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1580 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1581 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1582 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1583 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1584 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
|
1585 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1586 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1589 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1590 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1591 |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1592 if (ngx_strncmp(value[i].data, "loader_files=", 13) == 0) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1593 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1594 loader_files = ngx_atoi(value[i].data + 13, value[i].len - 13); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1595 if (loader_files == NGX_ERROR) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1596 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1597 "invalid loader_files value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1598 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1599 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1600 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1601 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1602 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1603 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1604 if (ngx_strncmp(value[i].data, "loader_sleep=", 13) == 0) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1605 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1606 s.len = value[i].len - 13; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1607 s.data = value[i].data + 13; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1608 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1609 loader_sleep = ngx_parse_time(&s, 0); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1610 if (loader_sleep < 0) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1611 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1612 "invalid loader_sleep value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1613 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1614 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1615 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1616 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1617 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1618 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1619 if (ngx_strncmp(value[i].data, "loader_threshold=", 17) == 0) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1620 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1621 s.len = value[i].len - 17; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1622 s.data = value[i].data + 17; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1623 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1624 loader_threshold = ngx_parse_time(&s, 0); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1625 if (loader_threshold < 0) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1626 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1627 "invalid loader_threshold value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1628 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1629 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1630 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1631 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1632 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1633 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1634 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1635 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1636 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1639 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1640 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1641 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1642 &cmd->name); |
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 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1646 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1647 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1648 cache->path->data = cache; |
3973
9d6f21415231
set correct configuration file values while adding path
Igor Sysoev <igor@sysoev.ru>
parents:
3972
diff
changeset
|
1649 cache->path->conf_file = cf->conf_file->file.name.data; |
9d6f21415231
set correct configuration file values while adding path
Igor Sysoev <igor@sysoev.ru>
parents:
3972
diff
changeset
|
1650 cache->path->line = cf->conf_file->line; |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1651 cache->loader_files = loader_files; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1652 cache->loader_sleep = (ngx_msec_t) loader_sleep; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1653 cache->loader_threshold = (ngx_msec_t) loader_threshold; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1654 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1655 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1656 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1657 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1658 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1659 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
|
1660 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1661 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1662 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1663 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1664 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1665 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1666 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1667 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1668 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1669 |
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 cache->shm_zone->init = ngx_http_file_cache_init; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1672 cache->shm_zone->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1673 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1674 cache->inactive = inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1675 cache->max_size = max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1676 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1677 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1678 } |
477 | 1679 |
1680 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1681 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1682 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
|
1683 void *conf) |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1684 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1685 char *p = 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 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1688 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1689 ngx_uint_t i, n, status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1690 ngx_array_t **a; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1691 ngx_http_cache_valid_t *v; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1692 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1693 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1694 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
|
1695 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1696 if (*a == NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1697 *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
|
1698 if (*a == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1699 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1700 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1701 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1702 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1703 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1704 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
|
1705 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1706 valid = ngx_parse_time(&value[n], 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1707 if (valid < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1708 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1709 "invalid time value \"%V\"", &value[n]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1710 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
|
1711 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1712 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1713 if (n == 1) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1714 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1715 for (i = 0; i < 3; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1716 v = ngx_array_push(*a); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1717 if (v == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1718 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1719 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1720 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1721 v->status = statuses[i]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1722 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1723 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1724 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1725 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
|
1726 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1727 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1728 for (i = 1; i < n; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1729 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1730 if (ngx_strcmp(value[i].data, "any") == 0) { |
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 status = 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 } else { |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1735 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1736 status = ngx_atoi(value[i].data, value[i].len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1737 if (status < 100) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1738 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1739 "invalid status \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1740 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1741 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1742 } |
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 v = ngx_array_push(*a); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1745 if (v == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1746 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1747 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1748 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1749 v->status = status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1750 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1751 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1752 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1753 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
|
1754 } |
3526
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1755 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1756 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1757 ngx_int_t |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1758 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
|
1759 { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1760 ngx_str_t val; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1761 ngx_uint_t i; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1762 ngx_http_complex_value_t *cv; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1763 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1764 cv = no_cache->elts; |
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 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
|
1767 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
|
1768 return NGX_ERROR; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1769 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1770 |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1771 if (val.len && val.data[0] != '0') { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1772 return NGX_DECLINED; |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1773 } |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1774 } |
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 return NGX_OK; |
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 |
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 char * |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1781 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
|
1782 { |
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3475
diff
changeset
|
1783 char *p = 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:
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1785 ngx_str_t *value; |
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1786 ngx_uint_t i; |
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1787 ngx_array_t **a; |
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1788 ngx_http_complex_value_t *cv; |
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1789 ngx_http_compile_complex_value_t ccv; |
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1790 |
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1791 a = (ngx_array_t **) (p + cmd->offset); |
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1792 |
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1793 if (*a == NGX_CONF_UNSET_PTR) { |
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1794 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t)); |
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1795 if (*a == NULL) { |
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1796 return NGX_CONF_ERROR; |
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1797 } |
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1798 } |
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1799 |
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1800 value = cf->args->elts; |
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1801 |
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1802 for (i = 1; i < cf->args->nelts; i++) { |
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1803 cv = ngx_array_push(*a); |
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1804 if (cv == NULL) { |
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1805 return NGX_CONF_ERROR; |
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1806 } |
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1807 |
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1808 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t)); |
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1809 |
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1810 ccv.cf = cf; |
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1811 ccv.value = &value[i]; |
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1812 ccv.complex_value = cv; |
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1813 |
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1814 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) { |
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1815 return NGX_CONF_ERROR; |
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1816 } |
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1817 } |
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1818 |
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1819 return NGX_CONF_OK; |
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1820 } |