Mercurial > hg > nginx-quic
annotate src/http/ngx_http_file_cache.c @ 5359:2fda9065d0f4
Win32: Borland C compatibility fixes.
Several false positive warnings silenced, notably W8012 "Comparing
signed and unsigned" (due to u_short values promoted to int), and
W8072 "Suspicious pointer arithmetic" (due to large type values added
to pointers).
With this patch, it's now again possible to compile nginx using bcc32,
with options we normally compile on win32 minus ipv6 and ssl.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Wed, 04 Sep 2013 20:48:23 +0400 |
parents | 654c1631dc86 |
children | 43ccaf8e8728 |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_http.h> |
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11 #include <ngx_md5.h> |
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12 |
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13 |
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14 static ngx_int_t ngx_http_file_cache_lock(ngx_http_request_t *r, |
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15 ngx_http_cache_t *c); |
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16 static void ngx_http_file_cache_lock_wait_handler(ngx_event_t *ev); |
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17 static ngx_int_t ngx_http_file_cache_read(ngx_http_request_t *r, |
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18 ngx_http_cache_t *c); |
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19 static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r, |
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20 ngx_http_cache_t *c); |
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21 #if (NGX_HAVE_FILE_AIO) |
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22 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); |
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23 #endif |
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24 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, |
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25 ngx_http_cache_t *c); |
3696 | 26 static ngx_int_t ngx_http_file_cache_name(ngx_http_request_t *r, |
27 ngx_path_t *path); | |
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28 static ngx_http_file_cache_node_t * |
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29 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); |
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30 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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31 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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32 static void ngx_http_file_cache_cleanup(void *data); |
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33 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); |
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34 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); |
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35 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, |
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36 ngx_queue_t *q, u_char *name); |
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37 static void ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache); |
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38 static ngx_int_t ngx_http_file_cache_noop(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_manage_file(ngx_tree_ctx_t *ctx, |
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41 ngx_str_t *path); |
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42 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, |
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43 ngx_str_t *path); |
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44 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, |
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45 ngx_http_cache_t *c); |
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46 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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47 ngx_str_t *path); |
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48 |
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49 |
2952 | 50 ngx_str_t ngx_http_cache_status[] = { |
51 ngx_string("MISS"), | |
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52 ngx_string("BYPASS"), |
2952 | 53 ngx_string("EXPIRED"), |
54 ngx_string("STALE"), | |
55 ngx_string("UPDATING"), | |
56 ngx_string("HIT") | |
57 }; | |
58 | |
59 | |
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60 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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61 |
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62 |
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63 static ngx_int_t |
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64 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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65 { |
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66 ngx_http_file_cache_t *ocache = data; |
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67 |
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68 size_t len; |
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69 ngx_uint_t n; |
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70 ngx_http_file_cache_t *cache; |
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71 |
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72 cache = shm_zone->data; |
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73 |
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74 if (ocache) { |
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75 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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76 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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77 "cache \"%V\" uses the \"%V\" cache path " |
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78 "while previously it used the \"%V\" cache path", |
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79 &shm_zone->shm.name, &cache->path->name, |
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80 &ocache->path->name); |
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81 |
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82 return NGX_ERROR; |
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83 } |
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84 |
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85 for (n = 0; n < 3; n++) { |
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86 if (cache->path->level[n] != ocache->path->level[n]) { |
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87 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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88 "cache \"%V\" had previously different levels", |
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89 &shm_zone->shm.name); |
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90 return NGX_ERROR; |
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91 } |
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92 } |
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93 |
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94 cache->sh = ocache->sh; |
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95 |
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96 cache->shpool = ocache->shpool; |
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97 cache->bsize = ocache->bsize; |
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98 |
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99 cache->max_size /= cache->bsize; |
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100 |
3018 | 101 if (!cache->sh->cold || cache->sh->loading) { |
102 cache->path->loader = NULL; | |
103 } | |
104 | |
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105 return NGX_OK; |
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106 } |
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107 |
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108 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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109 |
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110 if (shm_zone->shm.exists) { |
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111 cache->sh = cache->shpool->data; |
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112 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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113 |
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114 return NGX_OK; |
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115 } |
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116 |
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117 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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118 if (cache->sh == NULL) { |
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119 return NGX_ERROR; |
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120 } |
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121 |
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122 cache->shpool->data = cache->sh; |
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123 |
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124 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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125 ngx_http_file_cache_rbtree_insert_value); |
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126 |
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127 ngx_queue_init(&cache->sh->queue); |
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128 |
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129 cache->sh->cold = 1; |
3018 | 130 cache->sh->loading = 0; |
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131 cache->sh->size = 0; |
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132 |
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133 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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134 |
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135 cache->max_size /= cache->bsize; |
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136 |
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137 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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138 |
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139 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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140 if (cache->shpool->log_ctx == NULL) { |
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141 return NGX_ERROR; |
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142 } |
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143 |
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144 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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145 &shm_zone->shm.name); |
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146 |
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147 return NGX_OK; |
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148 } |
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149 |
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150 |
3697 | 151 ngx_int_t |
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152 ngx_http_file_cache_new(ngx_http_request_t *r) |
3697 | 153 { |
154 ngx_http_cache_t *c; | |
155 | |
156 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); | |
157 if (c == NULL) { | |
158 return NGX_ERROR; | |
159 } | |
160 | |
161 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { | |
162 return NGX_ERROR; | |
163 } | |
164 | |
165 r->cache = c; | |
166 c->file.log = r->connection->log; | |
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167 c->file.fd = NGX_INVALID_FILE; |
3697 | 168 |
169 return NGX_OK; | |
170 } | |
171 | |
172 | |
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173 ngx_int_t |
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174 ngx_http_file_cache_create(ngx_http_request_t *r) |
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175 { |
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176 ngx_http_cache_t *c; |
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177 ngx_pool_cleanup_t *cln; |
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178 ngx_http_file_cache_t *cache; |
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179 |
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180 c = r->cache; |
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181 cache = c->file_cache; |
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182 |
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183 cln = ngx_pool_cleanup_add(r->pool, 0); |
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184 if (cln == NULL) { |
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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_exists(cache, c) == NGX_ERROR) { |
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192 return NGX_ERROR; |
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193 } |
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194 |
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195 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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196 return NGX_ERROR; |
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197 } |
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198 |
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199 return NGX_OK; |
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200 } |
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201 |
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202 |
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203 void |
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204 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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205 { |
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206 size_t len; |
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207 ngx_str_t *key; |
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208 ngx_uint_t i; |
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209 ngx_md5_t md5; |
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210 ngx_http_cache_t *c; |
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211 |
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212 c = r->cache; |
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213 |
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214 len = 0; |
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215 |
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216 ngx_crc32_init(c->crc32); |
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217 ngx_md5_init(&md5); |
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218 |
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219 key = c->keys.elts; |
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220 for (i = 0; i < c->keys.nelts; i++) { |
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221 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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222 "http cache key: \"%V\"", &key[i]); |
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223 |
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224 len += key[i].len; |
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225 |
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226 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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227 ngx_md5_update(&md5, key[i].data, key[i].len); |
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228 } |
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229 |
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230 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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231 + sizeof(ngx_http_file_cache_key) + len + 1; |
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232 |
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233 ngx_crc32_final(c->crc32); |
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234 ngx_md5_final(c->key, &md5); |
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235 } |
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236 |
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237 |
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238 ngx_int_t |
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239 ngx_http_file_cache_open(ngx_http_request_t *r) |
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240 { |
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241 ngx_int_t rc, rv; |
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242 ngx_uint_t cold, test; |
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243 ngx_http_cache_t *c; |
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244 ngx_pool_cleanup_t *cln; |
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245 ngx_open_file_info_t of; |
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246 ngx_http_file_cache_t *cache; |
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247 ngx_http_core_loc_conf_t *clcf; |
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248 |
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249 c = r->cache; |
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250 |
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251 if (c->waiting) { |
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252 return NGX_AGAIN; |
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253 } |
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254 |
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255 if (c->buf) { |
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256 return ngx_http_file_cache_read(r, c); |
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257 } |
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258 |
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259 cache = c->file_cache; |
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260 |
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261 if (c->node == NULL) { |
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262 cln = ngx_pool_cleanup_add(r->pool, 0); |
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263 if (cln == NULL) { |
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264 return NGX_ERROR; |
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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 |
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271 rc = ngx_http_file_cache_exists(cache, c); |
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272 |
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273 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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274 "http file cache exists: %i e:%d", rc, c->exists); |
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275 |
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276 if (rc == NGX_ERROR) { |
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277 return rc; |
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278 } |
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279 |
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280 if (rc == NGX_AGAIN) { |
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281 return NGX_HTTP_CACHE_SCARCE; |
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282 } |
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283 |
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284 cold = cache->sh->cold; |
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285 |
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286 if (rc == NGX_OK) { |
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287 |
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288 if (c->error) { |
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289 return c->error; |
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290 } |
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291 |
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292 c->temp_file = 1; |
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293 test = c->exists ? 1 : 0; |
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294 rv = NGX_DECLINED; |
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295 |
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296 } else { /* rc == NGX_DECLINED */ |
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297 |
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298 if (c->min_uses > 1) { |
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299 |
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300 if (!cold) { |
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301 return NGX_HTTP_CACHE_SCARCE; |
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302 } |
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303 |
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304 test = 1; |
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305 rv = NGX_HTTP_CACHE_SCARCE; |
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306 |
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307 } else { |
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308 c->temp_file = 1; |
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|
309 test = cold ? 1 : 0; |
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310 rv = NGX_DECLINED; |
202
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311 } |
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312 } |
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313 |
3696 | 314 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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315 return NGX_ERROR; |
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|
316 } |
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317 |
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|
318 if (!test) { |
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319 goto done; |
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|
320 } |
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|
321 |
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|
322 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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|
323 |
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|
324 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
202
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325 |
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326 of.uniq = c->uniq; |
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|
327 of.valid = clcf->open_file_cache_valid; |
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328 of.min_uses = clcf->open_file_cache_min_uses; |
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|
329 of.events = clcf->open_file_cache_events; |
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|
330 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 331 of.read_ahead = clcf->read_ahead; |
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|
332 |
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|
333 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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|
334 != NGX_OK) |
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diff
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|
335 { |
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diff
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|
336 switch (of.err) { |
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diff
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|
337 |
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|
338 case 0: |
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|
339 return NGX_ERROR; |
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diff
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|
340 |
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|
341 case NGX_ENOENT: |
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|
342 case NGX_ENOTDIR: |
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|
343 goto done; |
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|
344 |
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diff
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|
345 default: |
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|
346 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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diff
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|
347 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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diff
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|
348 return NGX_ERROR; |
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diff
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|
349 } |
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|
350 } |
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|
351 |
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|
352 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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diff
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|
353 "http file cache fd: %d", of.fd); |
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diff
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|
354 |
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diff
changeset
|
355 c->file.fd = of.fd; |
2603
f9bd7999eb08
fix segfault if ngx_read_file() will fail
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2600
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|
356 c->file.log = r->connection->log; |
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|
357 c->uniq = of.uniq; |
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|
358 c->length = of.size; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
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3885
diff
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|
359 c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; |
2592
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diff
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|
360 |
3a8a53c0c42f
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diff
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|
361 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
3a8a53c0c42f
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diff
changeset
|
362 if (c->buf == NULL) { |
3a8a53c0c42f
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diff
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|
363 return NGX_ERROR; |
3a8a53c0c42f
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diff
changeset
|
364 } |
3a8a53c0c42f
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633
diff
changeset
|
365 |
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|
366 return ngx_http_file_cache_read(r, c); |
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Cache locks initial implementation.
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|
367 |
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diff
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|
368 done: |
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Cache locks initial implementation.
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|
369 |
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Cache locks initial implementation.
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diff
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|
370 if (rv == NGX_DECLINED) { |
70ba81827472
Cache locks initial implementation.
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diff
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|
371 return ngx_http_file_cache_lock(r, c); |
70ba81827472
Cache locks initial implementation.
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|
372 } |
70ba81827472
Cache locks initial implementation.
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diff
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|
373 |
70ba81827472
Cache locks initial implementation.
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|
374 return rv; |
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Cache locks initial implementation.
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diff
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|
375 } |
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376 |
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377 |
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Cache locks initial implementation.
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|
378 static ngx_int_t |
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379 ngx_http_file_cache_lock(ngx_http_request_t *r, ngx_http_cache_t *c) |
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Cache locks initial implementation.
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|
380 { |
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Cache locks initial implementation.
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381 ngx_msec_t now, timer; |
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Cache locks initial implementation.
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|
382 ngx_http_file_cache_t *cache; |
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383 |
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Cache locks initial implementation.
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|
384 if (!c->lock) { |
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Cache locks initial implementation.
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|
385 return NGX_DECLINED; |
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Cache locks initial implementation.
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|
386 } |
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Cache locks initial implementation.
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|
387 |
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Cache locks initial implementation.
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|
388 cache = c->file_cache; |
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Cache locks initial implementation.
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|
389 |
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|
390 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
391 |
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Cache locks initial implementation.
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|
392 if (!c->node->updating) { |
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Cache locks initial implementation.
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|
393 c->node->updating = 1; |
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Cache locks initial implementation.
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|
394 c->updating = 1; |
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Cache locks initial implementation.
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|
395 } |
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Cache locks initial implementation.
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|
396 |
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Cache locks initial implementation.
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|
397 ngx_shmtx_unlock(&cache->shpool->mutex); |
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Cache locks initial implementation.
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398 |
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Fixed build without debug.
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|
399 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
4385
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400 "http file cache lock u:%d wt:%M", |
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Cache locks initial implementation.
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|
401 c->updating, c->wait_time); |
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Cache locks initial implementation.
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|
402 |
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Cache locks initial implementation.
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|
403 if (c->updating) { |
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Cache locks initial implementation.
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|
404 return NGX_DECLINED; |
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Cache locks initial implementation.
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changeset
|
405 } |
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Cache locks initial implementation.
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|
406 |
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Cache locks initial implementation.
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|
407 c->waiting = 1; |
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Cache locks initial implementation.
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|
408 |
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changeset
|
409 now = ngx_current_msec; |
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Cache locks initial implementation.
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changeset
|
410 |
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Cache locks initial implementation.
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|
411 if (c->wait_time == 0) { |
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Cache locks initial implementation.
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|
412 c->wait_time = now + c->lock_timeout; |
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Cache locks initial implementation.
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|
413 |
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Cache locks initial implementation.
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changeset
|
414 c->wait_event.handler = ngx_http_file_cache_lock_wait_handler; |
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Cache locks initial implementation.
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|
415 c->wait_event.data = r; |
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Cache locks initial implementation.
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|
416 c->wait_event.log = r->connection->log; |
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Cache locks initial implementation.
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|
417 } |
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Cache locks initial implementation.
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changeset
|
418 |
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Cache locks initial implementation.
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|
419 timer = c->wait_time - now; |
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Cache locks initial implementation.
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changeset
|
420 |
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|
421 ngx_add_timer(&c->wait_event, (timer > 500) ? 500 : timer); |
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Cache locks initial implementation.
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|
422 |
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Cache locks initial implementation.
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|
423 r->main->blocked++; |
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Cache locks initial implementation.
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changeset
|
424 |
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Cache locks initial implementation.
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diff
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|
425 return NGX_AGAIN; |
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Cache locks initial implementation.
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diff
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|
426 } |
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Cache locks initial implementation.
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diff
changeset
|
427 |
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Cache locks initial implementation.
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changeset
|
428 |
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Cache locks initial implementation.
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changeset
|
429 static void |
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Cache locks initial implementation.
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|
430 ngx_http_file_cache_lock_wait_handler(ngx_event_t *ev) |
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Cache locks initial implementation.
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|
431 { |
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|
432 ngx_uint_t wait; |
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|
433 ngx_msec_t timer; |
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|
434 ngx_http_cache_t *c; |
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|
435 ngx_http_request_t *r; |
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|
436 ngx_http_file_cache_t *cache; |
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|
437 |
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Cache locks initial implementation.
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changeset
|
438 r = ev->data; |
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Cache locks initial implementation.
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changeset
|
439 c = r->cache; |
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Cache locks initial implementation.
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changeset
|
440 |
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Fixed build without debug.
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diff
changeset
|
441 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
4385
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Cache locks initial implementation.
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|
442 "http file cache wait handler wt:%M cur:%M", |
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|
443 c->wait_time, ngx_current_msec); |
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changeset
|
444 |
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Cache locks initial implementation.
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diff
changeset
|
445 timer = c->wait_time - ngx_current_msec; |
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Cache locks initial implementation.
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|
446 |
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Cache locks initial implementation.
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diff
changeset
|
447 if ((ngx_msec_int_t) timer <= 0) { |
5341
654c1631dc86
Cache: lock timeouts are now logged at info level.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5330
diff
changeset
|
448 ngx_log_error(NGX_LOG_INFO, ev->log, 0, "cache lock timeout"); |
4385
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Cache locks initial implementation.
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diff
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|
449 c->lock = 0; |
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Cache locks initial implementation.
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diff
changeset
|
450 goto wakeup; |
70ba81827472
Cache locks initial implementation.
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changeset
|
451 } |
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Cache locks initial implementation.
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diff
changeset
|
452 |
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Cache locks initial implementation.
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diff
changeset
|
453 cache = c->file_cache; |
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Cache locks initial implementation.
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changeset
|
454 wait = 0; |
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Cache locks initial implementation.
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diff
changeset
|
455 |
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Cache locks initial implementation.
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diff
changeset
|
456 ngx_shmtx_lock(&cache->shpool->mutex); |
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Cache locks initial implementation.
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diff
changeset
|
457 |
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Cache locks initial implementation.
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parents:
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diff
changeset
|
458 if (c->node->updating) { |
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Cache locks initial implementation.
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diff
changeset
|
459 wait = 1; |
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Cache locks initial implementation.
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changeset
|
460 } |
70ba81827472
Cache locks initial implementation.
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diff
changeset
|
461 |
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Cache locks initial implementation.
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diff
changeset
|
462 ngx_shmtx_unlock(&cache->shpool->mutex); |
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Cache locks initial implementation.
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diff
changeset
|
463 |
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Cache locks initial implementation.
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parents:
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diff
changeset
|
464 if (wait) { |
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Cache locks initial implementation.
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diff
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|
465 ngx_add_timer(ev, (timer > 500) ? 500 : timer); |
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Cache locks initial implementation.
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|
466 return; |
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Cache locks initial implementation.
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diff
changeset
|
467 } |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
468 |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
469 wakeup: |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
470 |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
471 c->waiting = 0; |
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Cache locks initial implementation.
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diff
changeset
|
472 r->main->blocked--; |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
473 r->connection->write->handler(r->connection->write); |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
474 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
475 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
476 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
477 static ngx_int_t |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
478 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
479 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
480 time_t now; |
6060225e9261
FreeBSD and Linux AIO support
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3024
diff
changeset
|
481 ssize_t n; |
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FreeBSD and Linux AIO support
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parents:
3024
diff
changeset
|
482 ngx_int_t rc; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
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3024
diff
changeset
|
483 ngx_http_file_cache_t *cache; |
6060225e9261
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diff
changeset
|
484 ngx_http_file_cache_header_t *h; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
485 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
486 n = ngx_http_file_cache_aio_read(r, c); |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
487 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
488 if (n < 0) { |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
489 return n; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
490 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
491 |
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3294
diff
changeset
|
492 if ((size_t) n < c->header_start) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
493 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 494 "cache file \"%s\" is too small", c->file.name.data); |
3971
44f4fc874b2f
do not close connection if cache file is too small: replace it with valid one
Igor Sysoev <igor@sysoev.ru>
parents:
3970
diff
changeset
|
495 return NGX_DECLINED; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
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parents:
diff
changeset
|
496 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
497 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
498 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
499 |
3460
bbea0b19b608
fix cached FastCGI response with large stderr output before header
Igor Sysoev <igor@sysoev.ru>
parents:
3400
diff
changeset
|
500 if (h->crc32 != c->crc32) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
501 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
502 "cache file \"%s\" has md5 collision", c->file.name.data); |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
503 return NGX_DECLINED; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
504 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
505 |
5359
2fda9065d0f4
Win32: Borland C compatibility fixes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5341
diff
changeset
|
506 if ((size_t) h->body_start > c->body_start) { |
4339
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
507 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
508 "cache file \"%s\" has too long header", |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
509 c->file.name.data); |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
510 return NGX_DECLINED; |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
511 } |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
512 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
513 c->buf->last += n; |
477 | 514 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
515 c->valid_sec = h->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
516 c->last_modified = h->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 c->date = h->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 c->valid_msec = h->valid_msec; |
3460
bbea0b19b608
fix cached FastCGI response with large stderr output before header
Igor Sysoev <igor@sysoev.ru>
parents:
3400
diff
changeset
|
519 c->header_start = h->header_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
520 c->body_start = h->body_start; |
477 | 521 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
522 r->cached = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
524 cache = c->file_cache; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
525 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
526 if (cache->sh->cold) { |
2592
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 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 529 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
530 if (!c->node->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
531 c->node->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
532 c->node->body_start = c->body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
533 c->node->exists = 1; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
534 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
|
535 c->node->fs_size = c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
536 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
537 cache->sh->size += c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
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 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
541 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
542 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
543 now = ngx_time(); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
544 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
545 if (c->valid_sec < now) { |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
546 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
547 ngx_shmtx_lock(&cache->shpool->mutex); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
548 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
549 if (c->node->updating) { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
550 rc = NGX_HTTP_CACHE_UPDATING; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
552 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
553 c->node->updating = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
554 c->updating = 1; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
555 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
556 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
557 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
558 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
|
559 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
560 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
|
561 "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
|
562 rc, c->valid_sec, now); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
563 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
564 return rc; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
565 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
566 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
567 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
568 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
569 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
570 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
571 static ssize_t |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
572 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
|
573 { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
574 #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
|
575 ssize_t n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
576 ngx_http_core_loc_conf_t *clcf; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
577 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
578 if (!ngx_file_aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
579 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
580 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
581 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
582 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
|
583 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
584 if (!clcf->aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
585 goto noaio; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
586 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
587 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
588 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
|
589 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
590 if (n != NGX_AGAIN) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
591 return n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
592 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
593 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
594 c->file.aio->data = r; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
595 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
|
596 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
597 r->main->blocked++; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
598 r->aio = 1; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
599 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
600 return NGX_AGAIN; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
601 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
602 noaio: |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
603 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
604 #endif |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
605 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
606 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
|
607 } |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
608 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
609 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
610 #if (NGX_HAVE_FILE_AIO) |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
611 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
612 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
613 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
|
614 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
615 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
616 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
617 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
618 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
619 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
620 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
621 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
622 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
623 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
624 r->connection->write->handler(r->connection->write); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
625 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
626 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
627 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
628 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
629 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
630 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
631 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
|
632 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
633 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
634 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
635 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
636 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
637 |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
638 fcn = c->node; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
639 |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
640 if (fcn == NULL) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
641 fcn = ngx_http_file_cache_lookup(cache, c->key); |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
642 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
643 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
644 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
645 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
646 |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
647 if (c->node == NULL) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
648 fcn->uses++; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
649 fcn->count++; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
650 } |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
651 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
652 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
653 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
654 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
655 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
656 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
657 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
658 rc = NGX_OK; |
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 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
661 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
662 |
3966
9c425f22ea36
fuse two if's in one condition
Igor Sysoev <igor@sysoev.ru>
parents:
3965
diff
changeset
|
663 if (fcn->exists || fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
664 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
665 c->exists = fcn->exists; |
3969 | 666 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
|
667 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
|
668 } |
2592
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_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
671 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
672 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
673 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
674 |
3966
9c425f22ea36
fuse two if's in one condition
Igor Sysoev <igor@sysoev.ru>
parents:
3965
diff
changeset
|
675 rc = NGX_AGAIN; |
2592
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 goto done; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
680 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
681 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
682 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
683 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
684 |
2693 | 685 (void) ngx_http_file_cache_forced_expire(cache); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
686 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
687 ngx_shmtx_lock(&cache->shpool->mutex); |
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 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
690 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
691 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
692 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
693 goto failed; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
694 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
695 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
696 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
697 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
|
698 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
699 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
|
700 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
|
701 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
702 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
703 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
704 fcn->uses = 1; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
705 fcn->count = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
706 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
707 fcn->deleting = 0; |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
708 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
709 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
710 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
711 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
712 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
713 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
714 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
715 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
716 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
717 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
718 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
|
719 fcn->fs_size = 0; |
2592
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 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
722 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
723 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
724 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
725 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
|
726 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
727 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
728 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
729 c->node = fcn; |
2592
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 failed: |
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 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
734 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
735 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
736 } |
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 |
3696 | 739 static ngx_int_t |
740 ngx_http_file_cache_name(ngx_http_request_t *r, ngx_path_t *path) | |
741 { | |
742 u_char *p; | |
743 ngx_http_cache_t *c; | |
744 | |
745 c = r->cache; | |
746 | |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
747 if (c->file.name.len) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
748 return NGX_OK; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
749 } |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
750 |
3696 | 751 c->file.name.len = path->name.len + 1 + path->len |
752 + 2 * NGX_HTTP_CACHE_KEY_LEN; | |
753 | |
754 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); | |
755 if (c->file.name.data == NULL) { | |
756 return NGX_ERROR; | |
757 } | |
758 | |
759 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); | |
760 | |
761 p = c->file.name.data + path->name.len + 1 + path->len; | |
762 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); | |
763 *p = '\0'; | |
764 | |
765 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); | |
766 | |
767 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
768 "cache file: \"%s\"", c->file.name.data); | |
769 | |
770 return NGX_OK; | |
771 } | |
772 | |
773 | |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 static ngx_http_file_cache_node_t * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
775 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key) |
3a8a53c0c42f
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parents:
633
diff
changeset
|
776 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
777 ngx_int_t rc; |
3a8a53c0c42f
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parents:
633
diff
changeset
|
778 ngx_rbtree_key_t node_key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 ngx_rbtree_node_t *node, *sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
780 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
781 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
783 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
784 node = cache->sh->rbtree.root; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
785 sentinel = cache->sh->rbtree.sentinel; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
786 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 while (node != sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
788 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 if (node_key < node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 node = node->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 if (node_key > node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 node = node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
797 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
798 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
799 /* node_key == node->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
801 fcn = (ngx_http_file_cache_node_t *) node; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
802 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
803 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, |
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
804 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
806 if (rc == 0) { |
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
807 return fcn; |
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
808 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
809 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
810 node = (rc < 0) ? node->left : node->right; |
2592
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
813 /* not found */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
815 return NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
817 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
818 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
819 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 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
|
821 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
|
822 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
823 ngx_rbtree_node_t **p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
824 ngx_http_file_cache_node_t *cn, *cnt; |
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 for ( ;; ) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 if (node->key < temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
830 p = &temp->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
831 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
832 } else if (node->key > temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
833 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
834 p = &temp->right; |
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 } else { /* node->key == temp->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 cn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 cnt = (ngx_http_file_cache_node_t *) temp; |
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 p = (ngx_memcmp(cn->key, cnt->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 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
|
843 < 0) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
844 ? &temp->left : &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
845 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
846 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 if (*p == sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
850 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
851 temp = *p; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
854 *p = node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
855 node->parent = temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 node->left = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 node->right = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 ngx_rbt_red(node); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 |
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 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
863 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
|
864 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
865 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
|
866 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
867 u_char *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
868 ngx_str_t *key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 ngx_http_cache_t *c; |
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 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
|
873 "http file cache set header"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
874 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
875 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
876 |
5245
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5077
diff
changeset
|
877 ngx_memzero(h, sizeof(ngx_http_file_cache_header_t)); |
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5077
diff
changeset
|
878 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
879 h->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 h->last_modified = c->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
881 h->date = c->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 h->crc32 = c->crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 h->valid_msec = (u_short) c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 h->header_start = (u_short) c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 h->body_start = (u_short) c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 p = buf + sizeof(ngx_http_file_cache_header_t); |
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 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
|
890 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
891 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 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
|
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 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
897 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
898 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
899 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
900 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
901 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
|
902 { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
903 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
904 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
905 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
906 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
908 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
909 ngx_http_file_cache_t *cache; |
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 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
912 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
913 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
914 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
915 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
916 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
917 ngx_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
|
918 "http file cache update"); |
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 c->updated = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
921 c->updating = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
922 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
923 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
924 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
925 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
|
926 fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
927 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
928 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
|
929 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
930 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
931 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
932 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
933 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
934 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
935 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
936 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
937 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
938 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
939 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
|
940 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
941 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
942 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
943 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
|
944 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
|
945 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
|
946 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
947 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
948 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
949 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
950 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
|
951 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
|
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 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
956 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
957 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
958 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
959 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
960 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
961 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
|
962 c->node->fs_size = fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
963 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
964 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
965 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
966 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
967 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
968 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
969 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
970 ngx_shmtx_unlock(&cache->shpool->mutex); |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
973 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
974 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
975 ngx_http_cache_send(ngx_http_request_t *r) |
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 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
978 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
979 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
980 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
981 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
982 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
983 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
984 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3965 | 985 "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
|
986 |
4150
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
987 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
|
988 return ngx_http_send_header(r); |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
989 } |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
990 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
991 /* 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
|
992 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
993 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
994 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
995 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
996 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
997 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
998 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
|
999 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1000 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1001 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1002 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1003 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1004 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1005 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
|
1006 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1007 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1008 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1009 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1010 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1011 |
4150
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
1012 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
|
1013 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1014 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1015 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1016 b->file->fd = c->file.fd; |
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1017 b->file->name = c->file.name; |
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|
1018 b->file->log = r->connection->log; |
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|
1019 |
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|
1020 out.buf = b; |
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diff
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|
1021 out.next = NULL; |
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|
1022 |
3a8a53c0c42f
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|
1023 return ngx_http_output_filter(r, &out); |
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diff
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|
1024 } |
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|
1025 |
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diff
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|
1026 |
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|
1027 void |
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|
1028 ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf) |
2592
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1029 { |
3694
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|
1030 ngx_http_file_cache_t *cache; |
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1031 ngx_http_file_cache_node_t *fcn; |
2592
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diff
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|
1032 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1033 if (c->updated || c->node == NULL) { |
2592
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|
1034 return; |
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diff
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|
1035 } |
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diff
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|
1036 |
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diff
changeset
|
1037 cache = c->file_cache; |
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parents:
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diff
changeset
|
1038 |
3713
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move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
1039 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
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diff
changeset
|
1040 "http file cache free, fd: %d", c->file.fd); |
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|
1041 |
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diff
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|
1042 ngx_shmtx_lock(&cache->shpool->mutex); |
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diff
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|
1043 |
3694
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Igor Sysoev <igor@sysoev.ru>
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|
1044 fcn = c->node; |
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|
1045 fcn->count--; |
3711
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|
1046 |
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|
1047 if (c->updating) { |
ce6ba077c270
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|
1048 fcn->updating = 0; |
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|
1049 } |
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|
1050 |
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|
1051 if (c->error) { |
3694
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1052 fcn->error = c->error; |
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|
1053 |
3743
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1054 if (c->valid_sec) { |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1055 fcn->valid_sec = c->valid_sec; |
c469ffeab569
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Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1056 fcn->valid_msec = c->valid_msec; |
c469ffeab569
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Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
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|
1057 } |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
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3732
diff
changeset
|
1058 |
3723
14ad3210fc73
do not free unused cache node if cache min_uses > 1,
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
1059 } else if (!fcn->exists && fcn->count == 0 && c->min_uses == 1) { |
3694
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parents:
3526
diff
changeset
|
1060 ngx_queue_remove(&fcn->queue); |
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diff
changeset
|
1061 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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diff
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|
1062 ngx_slab_free_locked(cache->shpool, fcn); |
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|
1063 c->node = NULL; |
2592
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|
1064 } |
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diff
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|
1065 |
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|
1066 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1067 |
3711
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|
1068 c->updated = 1; |
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|
1069 c->updating = 0; |
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|
1070 |
2592
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changeset
|
1071 if (c->temp_file) { |
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633
diff
changeset
|
1072 if (tf && tf->file.fd != NGX_INVALID_FILE) { |
3711
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diff
changeset
|
1073 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
2592
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diff
changeset
|
1074 "http file cache incomplete: \"%s\"", |
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diff
changeset
|
1075 tf->file.name.data); |
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diff
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|
1076 |
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diff
changeset
|
1077 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) { |
3711
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parents:
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diff
changeset
|
1078 ngx_log_error(NGX_LOG_CRIT, c->file.log, ngx_errno, |
2592
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diff
changeset
|
1079 ngx_delete_file_n " \"%s\" failed", |
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diff
changeset
|
1080 tf->file.name.data); |
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diff
changeset
|
1081 } |
3a8a53c0c42f
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diff
changeset
|
1082 } |
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diff
changeset
|
1083 } |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1084 |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1085 if (c->wait_event.timer_set) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1086 ngx_del_timer(&c->wait_event); |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1087 } |
2592
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diff
changeset
|
1088 } |
3a8a53c0c42f
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diff
changeset
|
1089 |
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633
diff
changeset
|
1090 |
3a8a53c0c42f
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633
diff
changeset
|
1091 static void |
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633
diff
changeset
|
1092 ngx_http_file_cache_cleanup(void *data) |
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633
diff
changeset
|
1093 { |
3a8a53c0c42f
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633
diff
changeset
|
1094 ngx_http_cache_t *c = data; |
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diff
changeset
|
1095 |
3a8a53c0c42f
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633
diff
changeset
|
1096 if (c->updated) { |
3a8a53c0c42f
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diff
changeset
|
1097 return; |
3a8a53c0c42f
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parents:
633
diff
changeset
|
1098 } |
3a8a53c0c42f
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parents:
633
diff
changeset
|
1099 |
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633
diff
changeset
|
1100 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
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diff
changeset
|
1101 "http file cache cleanup"); |
3a8a53c0c42f
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633
diff
changeset
|
1102 |
3711
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diff
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|
1103 if (c->updating) { |
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parents:
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changeset
|
1104 ngx_log_error(NGX_LOG_ALERT, c->file.log, 0, |
ce6ba077c270
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parents:
3710
diff
changeset
|
1105 "stalled cache updating, error:%ui", c->error); |
2592
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diff
changeset
|
1106 } |
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1107 |
3711
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parents:
3710
diff
changeset
|
1108 ngx_http_file_cache_free(c, NULL); |
2592
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diff
changeset
|
1109 } |
3a8a53c0c42f
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633
diff
changeset
|
1110 |
3a8a53c0c42f
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parents:
633
diff
changeset
|
1111 |
3a8a53c0c42f
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633
diff
changeset
|
1112 static time_t |
2616
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1113 ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache) |
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introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1114 { |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
2611
diff
changeset
|
1115 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1116 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
2611
diff
changeset
|
1117 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1118 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1119 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
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diff
changeset
|
1120 ngx_queue_t *q; |
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introduce cache manager instead of cache cleaner
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2611
diff
changeset
|
1121 ngx_http_file_cache_node_t *fcn; |
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1122 |
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diff
changeset
|
1123 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1124 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
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diff
changeset
|
1125 |
d19979e0d980
introduce cache manager instead of cache cleaner
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diff
changeset
|
1126 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1127 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1128 |
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parents:
2611
diff
changeset
|
1129 name = ngx_alloc(len + 1, ngx_cycle->log); |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
2611
diff
changeset
|
1130 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1131 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1132 } |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1133 |
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introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1134 ngx_memcpy(name, path->name.data, path->name.len); |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1135 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
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parents:
2693
diff
changeset
|
1136 wait = 10; |
3728 | 1137 tries = 20; |
2616
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Igor Sysoev <igor@sysoev.ru>
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|
1138 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1139 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1140 |
2720
b3b8c66bd520
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Igor Sysoev <igor@sysoev.ru>
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2716
diff
changeset
|
1141 for (q = ngx_queue_last(&cache->sh->queue); |
b3b8c66bd520
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1142 q != ngx_queue_sentinel(&cache->sh->queue); |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
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|
1143 q = ngx_queue_prev(q)) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1144 { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1145 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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introduce cache manager instead of cache cleaner
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parents:
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diff
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|
1146 |
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introduce cache manager instead of cache cleaner
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parents:
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diff
changeset
|
1147 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1148 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", |
d19979e0d980
introduce cache manager instead of cache cleaner
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diff
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|
1149 fcn->count, fcn->exists, |
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introduce cache manager instead of cache cleaner
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parents:
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diff
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|
1150 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1151 |
3727 | 1152 if (fcn->count == 0) { |
1153 ngx_http_file_cache_delete(cache, q, name); | |
3885 | 1154 wait = 0; |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1155 |
3727 | 1156 } else { |
3728 | 1157 if (--tries) { |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1158 continue; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1159 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1160 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1161 wait = 1; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
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|
1162 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1163 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1164 break; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1165 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1166 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1167 ngx_shmtx_unlock(&cache->shpool->mutex); |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1168 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1169 ngx_free(name); |
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parents:
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diff
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|
1170 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1171 return wait; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1172 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1173 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1174 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1175 static time_t |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1176 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
2592
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parents:
633
diff
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|
1177 { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1178 u_char *name, *p; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1179 size_t len; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1180 time_t now, wait; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1181 ngx_path_t *path; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1182 ngx_queue_t *q; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1183 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1184 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
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|
1185 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1186 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1187 "http file cache expire"); |
3a8a53c0c42f
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633
diff
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|
1188 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1189 path = cache->path; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1190 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1191 |
2616
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1192 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
|
1193 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1194 return 10; |
2616
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diff
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|
1195 } |
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2611
diff
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|
1196 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1197 ngx_memcpy(name, path->name.data, path->name.len); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1198 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1199 now = ngx_time(); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1200 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1201 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1202 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1203 for ( ;; ) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1204 |
2720
b3b8c66bd520
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1205 if (ngx_queue_empty(&cache->sh->queue)) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1206 wait = 10; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1207 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1208 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1209 |
2720
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1210 q = ngx_queue_last(&cache->sh->queue); |
2592
3a8a53c0c42f
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633
diff
changeset
|
1211 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1212 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1213 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1214 wait = fcn->expire - now; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1215 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1216 if (wait > 0) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1217 wait = wait > 10 ? 10 : wait; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1218 break; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1219 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1220 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1221 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1222 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1223 fcn->count, fcn->exists, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1224 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1225 |
3727 | 1226 if (fcn->count == 0) { |
1227 ngx_http_file_cache_delete(cache, q, name); | |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1228 continue; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1229 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1230 |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1231 if (fcn->deleting) { |
3942
2e8dbd773d63
fix r3756: release lock to allow other process to delete cache node
Igor Sysoev <igor@sysoev.ru>
parents:
3917
diff
changeset
|
1232 wait = 1; |
2e8dbd773d63
fix r3756: release lock to allow other process to delete cache node
Igor Sysoev <igor@sysoev.ru>
parents:
3917
diff
changeset
|
1233 break; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
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3744
diff
changeset
|
1234 } |
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1235 |
3727 | 1236 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
1237 sizeof(ngx_rbtree_key_t)); | |
1238 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); | |
1239 (void) ngx_hex_dump(p, fcn->key, len); | |
1240 | |
1241 /* | |
1242 * abnormally exited workers may leave locked cache entries, | |
1243 * and although it may be safe to remove them completely, | |
4340
4533d7684e14
Cache: only complain on long locked entries.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4339
diff
changeset
|
1244 * we prefer to just move them to the top of the inactive queue |
3727 | 1245 */ |
1246 | |
1247 ngx_queue_remove(q); | |
4340
4533d7684e14
Cache: only complain on long locked entries.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4339
diff
changeset
|
1248 fcn->expire = ngx_time() + cache->inactive; |
4533d7684e14
Cache: only complain on long locked entries.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4339
diff
changeset
|
1249 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
3727 | 1250 |
1251 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, | |
1252 "ignore long locked inactive cache entry %*s, count:%d", | |
1253 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); | |
2592
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a prelimiary proxy cache support
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diff
changeset
|
1254 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1255 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1256 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1257 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1258 ngx_free(name); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1259 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
1260 return wait; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1261 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1262 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1263 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1264 static void |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1265 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1266 u_char *name) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1267 { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1268 u_char *p; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1269 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1270 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1271 ngx_http_file_cache_node_t *fcn; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1272 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1273 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1274 |
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|
1275 if (fcn->exists) { |
3899
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diff
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|
1276 cache->sh->size -= fcn->fs_size; |
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1277 |
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1278 path = cache->path; |
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1279 p = name + path->name.len + 1 + path->len; |
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|
1280 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, |
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1281 sizeof(ngx_rbtree_key_t)); |
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1282 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1283 p = ngx_hex_dump(p, fcn->key, len); |
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1284 *p = '\0'; |
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1285 |
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1286 fcn->count++; |
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|
1287 fcn->deleting = 1; |
3726
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1288 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1289 |
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1290 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1291 ngx_create_hashed_filename(path, name, len); |
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1292 |
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1293 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1294 "http file cache expire: \"%s\"", name); |
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1295 |
3726
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|
1296 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1297 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1298 ngx_delete_file_n " \"%s\" failed", name); |
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1299 } |
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1300 |
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1301 ngx_shmtx_lock(&cache->shpool->mutex); |
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1302 fcn->count--; |
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1303 fcn->deleting = 0; |
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1304 } |
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1305 |
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1306 if (fcn->count == 0) { |
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1307 ngx_queue_remove(q); |
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1308 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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1309 ngx_slab_free_locked(cache->shpool, fcn); |
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1310 } |
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1311 } |
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1312 |
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1313 |
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1314 static time_t |
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1315 ngx_http_file_cache_manager(void *data) |
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1316 { |
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1317 ngx_http_file_cache_t *cache = data; |
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1318 |
3018 | 1319 off_t size; |
3885 | 1320 time_t next, wait; |
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1321 |
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1322 next = ngx_http_file_cache_expire(cache); |
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1323 |
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1324 cache->last = ngx_current_msec; |
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1325 cache->files = 0; |
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1326 |
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1327 for ( ;; ) { |
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1328 ngx_shmtx_lock(&cache->shpool->mutex); |
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1329 |
2720
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1330 size = cache->sh->size; |
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1331 |
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1332 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1333 |
2631 | 1334 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1335 "http file cache size: %O", size); | |
1336 | |
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1337 if (size < cache->max_size) { |
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1338 return next; |
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1339 } |
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1340 |
3885 | 1341 wait = ngx_http_file_cache_forced_expire(cache); |
1342 | |
1343 if (wait > 0) { | |
1344 return wait; | |
1345 } | |
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1346 |
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1347 if (ngx_quit || ngx_terminate) { |
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1348 return next; |
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1349 } |
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1350 } |
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1351 } |
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1352 |
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1353 |
3018 | 1354 static void |
1355 ngx_http_file_cache_loader(void *data) | |
1356 { | |
1357 ngx_http_file_cache_t *cache = data; | |
1358 | |
1359 ngx_tree_ctx_t tree; | |
1360 | |
1361 if (!cache->sh->cold || cache->sh->loading) { | |
1362 return; | |
1363 } | |
1364 | |
1365 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1366 return; | |
1367 } | |
1368 | |
1369 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1370 "http file cache loader"); | |
1371 | |
1372 tree.init_handler = NULL; | |
1373 tree.file_handler = ngx_http_file_cache_manage_file; | |
1374 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1375 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1376 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1377 tree.data = cache; | |
1378 tree.alloc = 0; | |
1379 tree.log = ngx_cycle->log; | |
1380 | |
1381 cache->last = ngx_current_msec; | |
1382 cache->files = 0; | |
1383 | |
1384 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
3020
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1385 cache->sh->loading = 0; |
3018 | 1386 return; |
1387 } | |
1388 | |
1389 cache->sh->cold = 0; | |
1390 cache->sh->loading = 0; | |
1391 | |
1392 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1393 "http file cache: %V %.3fM, bsize: %uz", | |
1394 &cache->path->name, | |
1395 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1396 cache->bsize); | |
1397 } | |
1398 | |
1399 | |
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1400 static ngx_int_t |
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1401 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1402 { |
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1403 return NGX_OK; |
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1404 } |
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1405 |
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1406 |
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1407 static ngx_int_t |
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1408 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1409 { |
4018
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1410 ngx_msec_t elapsed; |
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1411 ngx_http_file_cache_t *cache; |
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1412 |
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1413 cache = ctx->data; |
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1414 |
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1415 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
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1416 (void) ngx_http_file_cache_delete_file(ctx, path); |
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1417 } |
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1418 |
4018
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1419 if (++cache->files >= cache->loader_files) { |
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1420 ngx_http_file_cache_loader_sleep(cache); |
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1421 |
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1422 } else { |
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1423 ngx_time_update(); |
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1424 |
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1425 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1426 |
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1427 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1428 "http file cache loader time elapsed: %M", elapsed); |
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1429 |
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1430 if (elapsed >= cache->loader_threshold) { |
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1431 ngx_http_file_cache_loader_sleep(cache); |
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1432 } |
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1433 } |
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changeset
|
1434 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1435 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1436 } |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1437 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1438 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1439 static void |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1440 ngx_http_file_cache_loader_sleep(ngx_http_file_cache_t *cache) |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1441 { |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1442 ngx_msleep(cache->loader_sleep); |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1443 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1444 ngx_time_update(); |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1445 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1446 cache->last = ngx_current_msec; |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1447 cache->files = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1448 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1449 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1450 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1451 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1452 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
|
1453 { |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1454 u_char *p; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1455 ngx_int_t n; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1456 ngx_uint_t i; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1457 ngx_http_cache_t c; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1458 ngx_http_file_cache_t *cache; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1459 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1460 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
|
1461 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1462 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1463 |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1464 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
|
1465 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
|
1466 "cache file \"%s\" is too small", name->data); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1467 return NGX_ERROR; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1468 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1469 |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1470 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
|
1471 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
|
1472 |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1473 c.length = ctx->size; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1474 c.fs_size = (ctx->fs_size + cache->bsize - 1) / cache->bsize; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1475 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1476 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
|
1477 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1478 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
|
1479 n = ngx_hextoi(p, 2); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1480 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1481 if (n == NGX_ERROR) { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1482 return NGX_ERROR; |
2592
3a8a53c0c42f
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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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1485 p += 2; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1486 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1487 c.key[i] = (u_char) n; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1488 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1489 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1490 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
|
1491 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1492 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1493 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1494 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1495 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
|
1496 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1497 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1498 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1499 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1501 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
|
1502 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1503 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1504 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1505 fcn = ngx_slab_alloc_locked(cache->shpool, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1506 sizeof(ngx_http_file_cache_node_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1507 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1508 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1509 return NGX_ERROR; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1510 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1511 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1512 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:
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diff
changeset
|
1513 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1514 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
|
1515 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1516 |
2720
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support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1517 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1518 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1519 fcn->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1520 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
|
1521 fcn->valid_msec = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1522 fcn->error = 0; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1523 fcn->exists = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
1524 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1525 fcn->deleting = 0; |
3968 | 1526 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
|
1527 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
|
1528 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
|
1529 fcn->fs_size = c->fs_size; |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1530 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1531 cache->sh->size += c->fs_size; |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1532 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1533 } else { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1534 ngx_queue_remove(&fcn->queue); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1535 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1536 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1537 fcn->expire = ngx_time() + cache->inactive; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1538 |
2720
b3b8c66bd520
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1539 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
2592
3a8a53c0c42f
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diff
changeset
|
1540 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1541 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1542 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1543 return NGX_OK; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1544 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1545 |
2592
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1546 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1547 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1548 ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1549 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1550 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
|
1551 "http file cache delete: \"%s\"", path->data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1552 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1553 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1554 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
|
1555 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1556 } |
477 | 1557 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1558 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1559 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1560 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1561 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1562 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1563 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
|
1564 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1565 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1566 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
|
1567 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1568 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
|
1569 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1570 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1571 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1572 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1573 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
|
1574 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1575 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1576 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
|
1577 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1578 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1579 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1580 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
|
1581 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1582 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1583 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1584 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1585 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1586 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1587 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1588 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1589 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
|
1590 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1591 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1592 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1593 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1594 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1595 ngx_str_t s, name, *value; |
4474 | 1596 ngx_int_t loader_files; |
1597 ngx_msec_t loader_sleep, loader_threshold; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1598 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1599 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1600 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1601 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
|
1602 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1603 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1604 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1605 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1606 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
|
1607 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1608 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1609 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1610 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1611 inactive = 600; |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1612 loader_files = 100; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1613 loader_sleep = 50; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1614 loader_threshold = 200; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1615 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1616 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1617 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1618 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1619 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1620 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1621 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1622 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1623 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1624 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
|
1625 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1626 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1627 |
5330
314c3d7cc3a5
Backed out f1a91825730a and 7094bd12c1ff.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5317
diff
changeset
|
1628 if (ngx_conf_full_name(cf->cycle, &cache->path->name, 0) != NGX_OK) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1629 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1630 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1631 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1632 for (i = 2; i < cf->args->nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1633 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1634 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1635 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1636 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1637 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1638 |
2671 | 1639 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1640 |
2671 | 1641 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1642 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1643 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1644 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1645 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1646 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1647 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1648 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1649 |
2671 | 1650 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1651 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1652 } |
2671 | 1653 |
1654 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1655 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1656 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1657 goto invalid_levels; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1660 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1661 continue; |
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 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1665 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1666 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1667 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1668 return NGX_CONF_ERROR; |
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 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
|
1672 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1673 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1674 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1675 p = (u_char *) ngx_strchr(name.data, ':'); |
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 if (p) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1678 name.len = p - name.data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1679 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1680 p++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1681 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1682 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1683 s.data = p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1684 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1685 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1686 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1687 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1688 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1689 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1690 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1691 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1692 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1693 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1694 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1695 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1696 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1697 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1698 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1699 s.data = value[i].data + 9; |
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 inactive = ngx_parse_time(&s, 1); |
4474 | 1702 if (inactive == (time_t) NGX_ERROR) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1703 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1704 "invalid inactive value \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1705 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1706 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1707 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1708 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1709 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1710 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1711 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
|
1712 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1713 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1714 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1715 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1716 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1717 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1718 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
|
1719 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1720 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1721 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1722 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1723 continue; |
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 |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1726 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
|
1727 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1728 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
|
1729 if (loader_files == NGX_ERROR) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1730 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
|
1731 "invalid loader_files value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1732 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1733 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1734 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1735 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1736 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1737 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1738 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
|
1739 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1740 s.len = value[i].len - 13; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1741 s.data = value[i].data + 13; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1742 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1743 loader_sleep = ngx_parse_time(&s, 0); |
4474 | 1744 if (loader_sleep == (ngx_msec_t) NGX_ERROR) { |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1745 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
|
1746 "invalid loader_sleep value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1747 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1748 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1749 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1750 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1751 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1752 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1753 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
|
1754 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1755 s.len = value[i].len - 17; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1756 s.data = value[i].data + 17; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1757 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1758 loader_threshold = ngx_parse_time(&s, 0); |
4474 | 1759 if (loader_threshold == (ngx_msec_t) NGX_ERROR) { |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1760 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
|
1761 "invalid loader_threshold value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1762 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1763 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1764 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1765 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1766 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1767 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1768 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1769 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1770 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1771 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1772 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1773 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1774 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1775 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1776 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1777 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1778 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1779 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1780 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1781 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1782 cache->path->data = cache; |
3973
9d6f21415231
set correct configuration file values while adding path
Igor Sysoev <igor@sysoev.ru>
parents:
3972
diff
changeset
|
1783 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
|
1784 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
|
1785 cache->loader_files = loader_files; |
4474 | 1786 cache->loader_sleep = loader_sleep; |
1787 cache->loader_threshold = loader_threshold; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1788 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1789 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1790 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1791 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1792 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1793 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
|
1794 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1795 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1796 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1797 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1798 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
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1799 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1800 "duplicate zone \"%V\"", &name); |
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1801 return NGX_CONF_ERROR; |
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1802 } |
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1803 |
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1804 |
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1805 cache->shm_zone->init = ngx_http_file_cache_init; |
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1806 cache->shm_zone->data = cache; |
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1807 |
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1808 cache->inactive = inactive; |
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1809 cache->max_size = max_size; |
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1810 |
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1811 return NGX_CONF_OK; |
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1812 } |
477 | 1813 |
1814 | |
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1815 char * |
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1816 ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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1817 void *conf) |
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1818 { |
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1819 char *p = conf; |
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1820 |
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1821 time_t valid; |
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1822 ngx_str_t *value; |
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1823 ngx_uint_t i, n, status; |
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1824 ngx_array_t **a; |
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1825 ngx_http_cache_valid_t *v; |
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1826 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1827 |
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1828 a = (ngx_array_t **) (p + cmd->offset); |
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1829 |
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1830 if (*a == NGX_CONF_UNSET_PTR) { |
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1831 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t)); |
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1832 if (*a == NULL) { |
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1833 return NGX_CONF_ERROR; |
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1834 } |
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1835 } |
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1836 |
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1837 value = cf->args->elts; |
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1838 n = cf->args->nelts - 1; |
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1839 |
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1840 valid = ngx_parse_time(&value[n], 1); |
4474 | 1841 if (valid == (time_t) NGX_ERROR) { |
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1842 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1843 "invalid time value \"%V\"", &value[n]); |
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1844 return NGX_CONF_ERROR; |
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1845 } |
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1846 |
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1847 if (n == 1) { |
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1848 |
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1849 for (i = 0; i < 3; i++) { |
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1850 v = ngx_array_push(*a); |
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1851 if (v == NULL) { |
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1852 return NGX_CONF_ERROR; |
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1853 } |
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1854 |
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1855 v->status = statuses[i]; |
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1856 v->valid = valid; |
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1857 } |
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1858 |
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1859 return NGX_CONF_OK; |
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1860 } |
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1861 |
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1862 for (i = 1; i < n; i++) { |
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1863 |
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1864 if (ngx_strcmp(value[i].data, "any") == 0) { |
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1865 |
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1866 status = 0; |
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1867 |
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1868 } else { |
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1869 |
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1870 status = ngx_atoi(value[i].data, value[i].len); |
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1871 if (status < 100) { |
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1872 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1873 "invalid status \"%V\"", &value[i]); |
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1874 return NGX_CONF_ERROR; |
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1875 } |
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1876 } |
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1877 |
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1878 v = ngx_array_push(*a); |
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1879 if (v == NULL) { |
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1880 return NGX_CONF_ERROR; |
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1881 } |
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1882 |
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1883 v->status = status; |
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1884 v->valid = valid; |
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1885 } |
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1886 |
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1887 return NGX_CONF_OK; |
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1888 } |