Mercurial > hg > nginx-quic
annotate src/http/ngx_http_file_cache.c @ 5622:a23c35496c2f
Mp4: skipped empty stss atom table in output.
The atom may have no data entries after cropping.
This fixes "zero size buf in output" alerts.
author | Sergey Kandaurov <pluknet@nginx.com> |
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date | Mon, 24 Mar 2014 17:55:10 +0400 |
parents | 43ccaf8e8728 |
children | 5748ce74c1cc |
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> |
202
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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"), | |
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56 ngx_string("REVALIDATED"), |
2952 | 57 ngx_string("HIT") |
58 }; | |
59 | |
60 | |
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61 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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62 |
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63 |
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64 static ngx_int_t |
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65 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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66 { |
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67 ngx_http_file_cache_t *ocache = data; |
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68 |
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69 size_t len; |
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70 ngx_uint_t n; |
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71 ngx_http_file_cache_t *cache; |
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72 |
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73 cache = shm_zone->data; |
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74 |
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75 if (ocache) { |
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76 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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77 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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78 "cache \"%V\" uses the \"%V\" cache path " |
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79 "while previously it used the \"%V\" cache path", |
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80 &shm_zone->shm.name, &cache->path->name, |
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81 &ocache->path->name); |
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82 |
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83 return NGX_ERROR; |
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84 } |
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85 |
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86 for (n = 0; n < 3; n++) { |
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87 if (cache->path->level[n] != ocache->path->level[n]) { |
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88 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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89 "cache \"%V\" had previously different levels", |
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90 &shm_zone->shm.name); |
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91 return NGX_ERROR; |
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92 } |
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93 } |
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94 |
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95 cache->sh = ocache->sh; |
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96 |
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97 cache->shpool = ocache->shpool; |
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98 cache->bsize = ocache->bsize; |
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99 |
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100 cache->max_size /= cache->bsize; |
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101 |
3018 | 102 if (!cache->sh->cold || cache->sh->loading) { |
103 cache->path->loader = NULL; | |
104 } | |
105 | |
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106 return NGX_OK; |
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107 } |
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108 |
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109 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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110 |
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111 if (shm_zone->shm.exists) { |
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112 cache->sh = cache->shpool->data; |
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113 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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114 |
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115 return NGX_OK; |
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116 } |
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117 |
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118 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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119 if (cache->sh == NULL) { |
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120 return NGX_ERROR; |
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121 } |
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122 |
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123 cache->shpool->data = cache->sh; |
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124 |
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125 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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126 ngx_http_file_cache_rbtree_insert_value); |
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127 |
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128 ngx_queue_init(&cache->sh->queue); |
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129 |
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130 cache->sh->cold = 1; |
3018 | 131 cache->sh->loading = 0; |
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132 cache->sh->size = 0; |
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133 |
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134 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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135 |
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136 cache->max_size /= cache->bsize; |
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137 |
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138 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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139 |
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140 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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141 if (cache->shpool->log_ctx == NULL) { |
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142 return NGX_ERROR; |
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143 } |
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144 |
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145 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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146 &shm_zone->shm.name); |
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147 |
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148 return NGX_OK; |
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149 } |
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150 |
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151 |
3697 | 152 ngx_int_t |
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153 ngx_http_file_cache_new(ngx_http_request_t *r) |
3697 | 154 { |
155 ngx_http_cache_t *c; | |
156 | |
157 c = ngx_pcalloc(r->pool, sizeof(ngx_http_cache_t)); | |
158 if (c == NULL) { | |
159 return NGX_ERROR; | |
160 } | |
161 | |
162 if (ngx_array_init(&c->keys, r->pool, 4, sizeof(ngx_str_t)) != NGX_OK) { | |
163 return NGX_ERROR; | |
164 } | |
165 | |
166 r->cache = c; | |
167 c->file.log = r->connection->log; | |
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168 c->file.fd = NGX_INVALID_FILE; |
3697 | 169 |
170 return NGX_OK; | |
171 } | |
172 | |
173 | |
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174 ngx_int_t |
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175 ngx_http_file_cache_create(ngx_http_request_t *r) |
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176 { |
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177 ngx_http_cache_t *c; |
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178 ngx_pool_cleanup_t *cln; |
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179 ngx_http_file_cache_t *cache; |
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180 |
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181 c = r->cache; |
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182 cache = c->file_cache; |
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183 |
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184 cln = ngx_pool_cleanup_add(r->pool, 0); |
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185 if (cln == NULL) { |
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186 return NGX_ERROR; |
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187 } |
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188 |
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189 cln->handler = ngx_http_file_cache_cleanup; |
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190 cln->data = c; |
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191 |
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192 if (ngx_http_file_cache_exists(cache, c) == NGX_ERROR) { |
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193 return NGX_ERROR; |
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194 } |
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195 |
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196 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
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197 return NGX_ERROR; |
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198 } |
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199 |
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200 return NGX_OK; |
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201 } |
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202 |
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203 |
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204 void |
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205 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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206 { |
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207 size_t len; |
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208 ngx_str_t *key; |
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209 ngx_uint_t i; |
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210 ngx_md5_t md5; |
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211 ngx_http_cache_t *c; |
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212 |
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213 c = r->cache; |
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214 |
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215 len = 0; |
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216 |
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217 ngx_crc32_init(c->crc32); |
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218 ngx_md5_init(&md5); |
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219 |
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220 key = c->keys.elts; |
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221 for (i = 0; i < c->keys.nelts; i++) { |
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222 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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223 "http cache key: \"%V\"", &key[i]); |
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224 |
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225 len += key[i].len; |
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226 |
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227 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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228 ngx_md5_update(&md5, key[i].data, key[i].len); |
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229 } |
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230 |
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231 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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232 + sizeof(ngx_http_file_cache_key) + len + 1; |
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233 |
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234 ngx_crc32_final(c->crc32); |
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235 ngx_md5_final(c->key, &md5); |
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236 } |
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237 |
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238 |
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239 ngx_int_t |
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240 ngx_http_file_cache_open(ngx_http_request_t *r) |
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241 { |
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242 ngx_int_t rc, rv; |
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243 ngx_uint_t cold, test; |
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244 ngx_http_cache_t *c; |
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245 ngx_pool_cleanup_t *cln; |
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246 ngx_open_file_info_t of; |
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247 ngx_http_file_cache_t *cache; |
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248 ngx_http_core_loc_conf_t *clcf; |
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249 |
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250 c = r->cache; |
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251 |
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252 if (c->waiting) { |
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253 return NGX_AGAIN; |
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254 } |
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255 |
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256 if (c->buf) { |
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257 return ngx_http_file_cache_read(r, c); |
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258 } |
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259 |
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260 cache = c->file_cache; |
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261 |
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262 if (c->node == NULL) { |
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263 cln = ngx_pool_cleanup_add(r->pool, 0); |
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264 if (cln == NULL) { |
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265 return NGX_ERROR; |
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266 } |
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267 |
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268 cln->handler = ngx_http_file_cache_cleanup; |
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269 cln->data = c; |
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270 } |
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271 |
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272 rc = ngx_http_file_cache_exists(cache, c); |
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273 |
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274 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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275 "http file cache exists: %i e:%d", rc, c->exists); |
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276 |
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277 if (rc == NGX_ERROR) { |
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278 return rc; |
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279 } |
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280 |
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281 if (rc == NGX_AGAIN) { |
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282 return NGX_HTTP_CACHE_SCARCE; |
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283 } |
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284 |
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285 cold = cache->sh->cold; |
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286 |
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287 if (rc == NGX_OK) { |
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288 |
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289 if (c->error) { |
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290 return c->error; |
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291 } |
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292 |
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293 c->temp_file = 1; |
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294 test = c->exists ? 1 : 0; |
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295 rv = NGX_DECLINED; |
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296 |
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297 } else { /* rc == NGX_DECLINED */ |
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298 |
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299 if (c->min_uses > 1) { |
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300 |
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301 if (!cold) { |
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302 return NGX_HTTP_CACHE_SCARCE; |
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303 } |
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304 |
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|
305 test = 1; |
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|
306 rv = NGX_HTTP_CACHE_SCARCE; |
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|
307 |
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|
308 } else { |
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|
309 c->temp_file = 1; |
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|
310 test = cold ? 1 : 0; |
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|
311 rv = NGX_DECLINED; |
202
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|
312 } |
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|
313 } |
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|
314 |
3696 | 315 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) { |
2592
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|
316 return NGX_ERROR; |
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diff
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|
317 } |
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|
318 |
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diff
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|
319 if (!test) { |
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Cache locks initial implementation.
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|
320 goto done; |
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diff
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|
321 } |
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|
322 |
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diff
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|
323 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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diff
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|
324 |
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diff
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|
325 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
202
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|
326 |
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|
327 of.uniq = c->uniq; |
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|
328 of.valid = clcf->open_file_cache_valid; |
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diff
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|
329 of.min_uses = clcf->open_file_cache_min_uses; |
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diff
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|
330 of.events = clcf->open_file_cache_events; |
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diff
changeset
|
331 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 332 of.read_ahead = clcf->read_ahead; |
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diff
changeset
|
333 |
3a8a53c0c42f
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diff
changeset
|
334 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
3a8a53c0c42f
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diff
changeset
|
335 != NGX_OK) |
3a8a53c0c42f
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diff
changeset
|
336 { |
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diff
changeset
|
337 switch (of.err) { |
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diff
changeset
|
338 |
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diff
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|
339 case 0: |
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diff
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|
340 return NGX_ERROR; |
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diff
changeset
|
341 |
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diff
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|
342 case NGX_ENOENT: |
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diff
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|
343 case NGX_ENOTDIR: |
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|
344 goto done; |
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diff
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|
345 |
3a8a53c0c42f
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diff
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|
346 default: |
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diff
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|
347 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
3a8a53c0c42f
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diff
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|
348 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
3a8a53c0c42f
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diff
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|
349 return NGX_ERROR; |
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diff
changeset
|
350 } |
3a8a53c0c42f
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|
351 } |
3a8a53c0c42f
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diff
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|
352 |
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diff
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|
353 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3a8a53c0c42f
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diff
changeset
|
354 "http file cache fd: %d", of.fd); |
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diff
changeset
|
355 |
3a8a53c0c42f
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633
diff
changeset
|
356 c->file.fd = of.fd; |
2603
f9bd7999eb08
fix segfault if ngx_read_file() will fail
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2600
diff
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|
357 c->file.log = r->connection->log; |
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|
358 c->uniq = of.uniq; |
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diff
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|
359 c->length = of.size; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
360 c->fs_size = (of.fs_size + cache->bsize - 1) / cache->bsize; |
2592
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diff
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|
361 |
3a8a53c0c42f
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633
diff
changeset
|
362 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
3a8a53c0c42f
a prelimiary proxy cache support
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633
diff
changeset
|
363 if (c->buf == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
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633
diff
changeset
|
364 return NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
365 } |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
366 |
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|
367 return ngx_http_file_cache_read(r, c); |
4385
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Cache locks initial implementation.
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|
368 |
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Cache locks initial implementation.
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diff
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|
369 done: |
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Cache locks initial implementation.
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|
370 |
70ba81827472
Cache locks initial implementation.
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diff
changeset
|
371 if (rv == NGX_DECLINED) { |
70ba81827472
Cache locks initial implementation.
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diff
changeset
|
372 return ngx_http_file_cache_lock(r, c); |
70ba81827472
Cache locks initial implementation.
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diff
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|
373 } |
70ba81827472
Cache locks initial implementation.
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diff
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|
374 |
70ba81827472
Cache locks initial implementation.
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diff
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|
375 return rv; |
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Cache locks initial implementation.
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376 } |
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|
377 |
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Cache locks initial implementation.
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|
378 |
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Cache locks initial implementation.
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|
379 static ngx_int_t |
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Cache locks initial implementation.
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|
380 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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|
381 { |
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Cache locks initial implementation.
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|
382 ngx_msec_t now, timer; |
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Cache locks initial implementation.
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|
383 ngx_http_file_cache_t *cache; |
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Cache locks initial implementation.
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|
384 |
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Cache locks initial implementation.
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|
385 if (!c->lock) { |
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Cache locks initial implementation.
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|
386 return NGX_DECLINED; |
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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 |
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Cache locks initial implementation.
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|
389 cache = c->file_cache; |
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Cache locks initial implementation.
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|
390 |
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|
391 ngx_shmtx_lock(&cache->shpool->mutex); |
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392 |
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Cache locks initial implementation.
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|
393 if (!c->node->updating) { |
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Cache locks initial implementation.
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|
394 c->node->updating = 1; |
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Cache locks initial implementation.
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changeset
|
395 c->updating = 1; |
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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 |
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Cache locks initial implementation.
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|
398 ngx_shmtx_unlock(&cache->shpool->mutex); |
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Cache locks initial implementation.
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399 |
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|
400 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
4385
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Cache locks initial implementation.
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|
401 "http file cache lock u:%d wt:%M", |
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|
402 c->updating, c->wait_time); |
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Cache locks initial implementation.
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|
403 |
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Cache locks initial implementation.
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changeset
|
404 if (c->updating) { |
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Cache locks initial implementation.
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|
405 return NGX_DECLINED; |
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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 |
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Cache locks initial implementation.
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|
408 c->waiting = 1; |
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Cache locks initial implementation.
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|
409 |
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Cache locks initial implementation.
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changeset
|
410 now = ngx_current_msec; |
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Cache locks initial implementation.
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changeset
|
411 |
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Cache locks initial implementation.
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|
412 if (c->wait_time == 0) { |
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Cache locks initial implementation.
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|
413 c->wait_time = now + c->lock_timeout; |
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Cache locks initial implementation.
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|
414 |
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Cache locks initial implementation.
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|
415 c->wait_event.handler = ngx_http_file_cache_lock_wait_handler; |
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Cache locks initial implementation.
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|
416 c->wait_event.data = r; |
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Cache locks initial implementation.
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|
417 c->wait_event.log = r->connection->log; |
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Cache locks initial implementation.
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|
418 } |
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Cache locks initial implementation.
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|
419 |
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Cache locks initial implementation.
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|
420 timer = c->wait_time - now; |
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Cache locks initial implementation.
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changeset
|
421 |
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Cache locks initial implementation.
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|
422 ngx_add_timer(&c->wait_event, (timer > 500) ? 500 : timer); |
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Cache locks initial implementation.
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|
423 |
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Cache locks initial implementation.
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diff
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|
424 r->main->blocked++; |
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Cache locks initial implementation.
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diff
changeset
|
425 |
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Cache locks initial implementation.
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diff
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|
426 return NGX_AGAIN; |
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Cache locks initial implementation.
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diff
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|
427 } |
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Cache locks initial implementation.
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diff
changeset
|
428 |
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Cache locks initial implementation.
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changeset
|
429 |
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Cache locks initial implementation.
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changeset
|
430 static void |
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Cache locks initial implementation.
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|
431 ngx_http_file_cache_lock_wait_handler(ngx_event_t *ev) |
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Cache locks initial implementation.
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|
432 { |
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|
433 ngx_uint_t wait; |
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Cache locks initial implementation.
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|
434 ngx_msec_t timer; |
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Cache locks initial implementation.
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|
435 ngx_http_cache_t *c; |
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Cache locks initial implementation.
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|
436 ngx_http_request_t *r; |
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|
437 ngx_http_file_cache_t *cache; |
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Cache locks initial implementation.
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|
438 |
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Cache locks initial implementation.
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diff
changeset
|
439 r = ev->data; |
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Cache locks initial implementation.
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changeset
|
440 c = r->cache; |
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Cache locks initial implementation.
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|
441 |
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Fixed build without debug.
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diff
changeset
|
442 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, ev->log, 0, |
4385
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Cache locks initial implementation.
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|
443 "http file cache wait handler wt:%M cur:%M", |
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|
444 c->wait_time, ngx_current_msec); |
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Cache locks initial implementation.
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changeset
|
445 |
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Cache locks initial implementation.
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diff
changeset
|
446 timer = c->wait_time - ngx_current_msec; |
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Cache locks initial implementation.
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|
447 |
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Cache locks initial implementation.
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diff
changeset
|
448 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
|
449 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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|
450 c->lock = 0; |
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Cache locks initial implementation.
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diff
changeset
|
451 goto wakeup; |
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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 |
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Cache locks initial implementation.
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diff
changeset
|
454 cache = c->file_cache; |
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Cache locks initial implementation.
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diff
changeset
|
455 wait = 0; |
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Cache locks initial implementation.
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diff
changeset
|
456 |
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Cache locks initial implementation.
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diff
changeset
|
457 ngx_shmtx_lock(&cache->shpool->mutex); |
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Cache locks initial implementation.
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diff
changeset
|
458 |
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Cache locks initial implementation.
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parents:
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diff
changeset
|
459 if (c->node->updating) { |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
460 wait = 1; |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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changeset
|
461 } |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
462 |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
463 ngx_shmtx_unlock(&cache->shpool->mutex); |
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Cache locks initial implementation.
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diff
changeset
|
464 |
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Cache locks initial implementation.
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diff
changeset
|
465 if (wait) { |
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Cache locks initial implementation.
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diff
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|
466 ngx_add_timer(ev, (timer > 500) ? 500 : timer); |
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Cache locks initial implementation.
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|
467 return; |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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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 |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
470 wakeup: |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
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diff
changeset
|
471 |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
472 c->waiting = 0; |
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Cache locks initial implementation.
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diff
changeset
|
473 r->main->blocked--; |
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Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
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diff
changeset
|
474 r->connection->write->handler(r->connection->write); |
3052
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 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
478 static ngx_int_t |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
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3024
diff
changeset
|
479 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
6060225e9261
FreeBSD and Linux AIO support
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parents:
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diff
changeset
|
480 { |
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FreeBSD and Linux AIO support
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parents:
3024
diff
changeset
|
481 time_t now; |
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FreeBSD and Linux AIO support
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parents:
3024
diff
changeset
|
482 ssize_t n; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3024
diff
changeset
|
483 ngx_int_t rc; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
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3024
diff
changeset
|
484 ngx_http_file_cache_t *cache; |
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Igor Sysoev <igor@sysoev.ru>
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3024
diff
changeset
|
485 ngx_http_file_cache_header_t *h; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
486 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
487 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
|
488 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
489 if (n < 0) { |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
490 return n; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
491 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
492 |
3369
479468a7d982
fix handling cached HTTP/0.9 response
Igor Sysoev <igor@sysoev.ru>
parents:
3294
diff
changeset
|
493 if ((size_t) n < c->header_start) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
494 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 495 "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
|
496 return NGX_DECLINED; |
202
74994aeef848
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parents:
diff
changeset
|
497 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
498 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
499 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
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parents:
diff
changeset
|
500 |
3460
bbea0b19b608
fix cached FastCGI response with large stderr output before header
Igor Sysoev <igor@sysoev.ru>
parents:
3400
diff
changeset
|
501 if (h->crc32 != c->crc32) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
502 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
|
503 "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
|
504 return NGX_DECLINED; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
505 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
506 |
5359
2fda9065d0f4
Win32: Borland C compatibility fixes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5341
diff
changeset
|
507 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
|
508 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
|
509 "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
|
510 c->file.name.data); |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
511 return NGX_DECLINED; |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
512 } |
6f97afc238de
Cache: handling of cache files with long headers.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4338
diff
changeset
|
513 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
514 c->buf->last += n; |
477 | 515 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
516 c->valid_sec = h->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 c->last_modified = h->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 c->date = h->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 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
|
520 c->header_start = h->header_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
521 c->body_start = h->body_start; |
477 | 522 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 r->cached = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
524 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
525 cache = c->file_cache; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
526 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
527 if (cache->sh->cold) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
528 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
529 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 530 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
531 if (!c->node->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
532 c->node->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
533 c->node->body_start = c->body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
534 c->node->exists = 1; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
535 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
|
536 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
|
537 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
538 cache->sh->size += c->fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
539 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
540 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
541 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
|
542 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
543 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
544 now = ngx_time(); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
545 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
546 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
|
547 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
548 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
|
549 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
550 if (c->node->updating) { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
551 rc = NGX_HTTP_CACHE_UPDATING; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
553 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
554 c->node->updating = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
555 c->updating = 1; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
556 rc = NGX_HTTP_CACHE_STALE; |
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 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
559 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
|
560 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
561 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
|
562 "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
|
563 rc, c->valid_sec, now); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
564 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
565 return rc; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
566 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
567 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
568 return NGX_OK; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
571 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
572 static ssize_t |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
573 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
|
574 { |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
575 #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
|
576 ssize_t n; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
577 ngx_http_core_loc_conf_t *clcf; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
578 |
3294
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
579 if (!ngx_file_aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
580 goto noaio; |
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 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
583 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
|
584 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
585 if (!clcf->aio) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
586 goto noaio; |
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 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
589 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
|
590 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
591 if (n != NGX_AGAIN) { |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
592 return n; |
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 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
595 c->file.aio->data = r; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
596 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
|
597 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
598 r->main->blocked++; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
599 r->aio = 1; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
600 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
601 return NGX_AGAIN; |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
602 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
603 noaio: |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
604 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
605 #endif |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
606 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
607 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
|
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 |
04cfc09b8b8d
export aio presence knowledge to prevent using "aio sendfile",
Igor Sysoev <igor@sysoev.ru>
parents:
3195
diff
changeset
|
611 #if (NGX_HAVE_FILE_AIO) |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
612 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
613 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
614 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
|
615 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
616 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
617 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
618 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
619 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
620 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
621 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
622 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
623 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
624 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
625 r->connection->write->handler(r->connection->write); |
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 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
628 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
629 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
630 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
631 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
632 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
|
633 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
634 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
635 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
636 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
637 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
638 |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
639 fcn = c->node; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
640 |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
641 if (fcn == NULL) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
642 fcn = ngx_http_file_cache_lookup(cache, c->key); |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
643 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
644 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
645 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
646 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
647 |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
648 if (c->node == NULL) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
649 fcn->uses++; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
650 fcn->count++; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
651 } |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
652 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
653 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
654 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
655 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
656 goto renew; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
659 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
660 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
661 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
662 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
663 |
3966
9c425f22ea36
fuse two if's in one condition
Igor Sysoev <igor@sysoev.ru>
parents:
3965
diff
changeset
|
664 if (fcn->exists || fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
665 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
666 c->exists = fcn->exists; |
3969 | 667 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
|
668 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
|
669 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
670 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
671 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
672 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
673 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
674 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
675 |
3966
9c425f22ea36
fuse two if's in one condition
Igor Sysoev <igor@sysoev.ru>
parents:
3965
diff
changeset
|
676 rc = NGX_AGAIN; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
677 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
678 goto done; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
681 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
682 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
683 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
684 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
685 |
2693 | 686 (void) ngx_http_file_cache_forced_expire(cache); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
687 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
688 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
689 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
690 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
691 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
692 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
693 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
694 goto failed; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
697 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
698 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
|
699 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
700 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
|
701 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
|
702 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
703 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
704 |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
705 fcn->uses = 1; |
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
706 fcn->count = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
707 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
708 fcn->deleting = 0; |
3724
e9f0a2497d3c
count cache key node usage for cached error statuses
Igor Sysoev <igor@sysoev.ru>
parents:
3723
diff
changeset
|
709 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
710 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
711 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
712 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
713 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
714 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
715 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
716 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
717 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
718 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
719 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
|
720 fcn->fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
721 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
722 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
723 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
724 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
725 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
726 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
|
727 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
728 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
729 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
730 c->node = fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
731 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
732 failed: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
733 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
734 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
735 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
736 return rc; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
739 |
3696 | 740 static ngx_int_t |
741 ngx_http_file_cache_name(ngx_http_request_t *r, ngx_path_t *path) | |
742 { | |
743 u_char *p; | |
744 ngx_http_cache_t *c; | |
745 | |
746 c = r->cache; | |
747 | |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
748 if (c->file.name.len) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
749 return NGX_OK; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
750 } |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
751 |
3696 | 752 c->file.name.len = path->name.len + 1 + path->len |
753 + 2 * NGX_HTTP_CACHE_KEY_LEN; | |
754 | |
755 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); | |
756 if (c->file.name.data == NULL) { | |
757 return NGX_ERROR; | |
758 } | |
759 | |
760 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); | |
761 | |
762 p = c->file.name.data + path->name.len + 1 + path->len; | |
763 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); | |
764 *p = '\0'; | |
765 | |
766 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); | |
767 | |
768 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, | |
769 "cache file: \"%s\"", c->file.name.data); | |
770 | |
771 return NGX_OK; | |
772 } | |
773 | |
774 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
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|
775 static ngx_http_file_cache_node_t * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
776 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
777 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
778 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 ngx_rbtree_key_t node_key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
780 ngx_rbtree_node_t *node, *sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
781 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
782 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
785 node = cache->sh->rbtree.root; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
786 sentinel = cache->sh->rbtree.sentinel; |
2592
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
787 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
788 while (node != sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 if (node_key < node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 node = node->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 if (node_key > node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 node = node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
797 continue; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 /* node_key == node->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
801 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
802 fcn = (ngx_http_file_cache_node_t *) node; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
803 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
804 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
|
805 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
|
806 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
807 if (rc == 0) { |
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
808 return fcn; |
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
809 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 |
4497
95ab6658654a
Fix of rbtree lookup on hash collisions.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4474
diff
changeset
|
811 node = (rc < 0) ? node->left : node->right; |
2592
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 /* not found */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 return NULL; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
821 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
|
822 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
|
823 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
824 ngx_rbtree_node_t **p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
825 ngx_http_file_cache_node_t *cn, *cnt; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
826 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 for ( ;; ) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 if (node->key < temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
830 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
831 p = &temp->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
832 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
833 } else if (node->key > temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
834 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
835 p = &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 } else { /* node->key == temp->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 cn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
840 cnt = (ngx_http_file_cache_node_t *) temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
841 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 p = (ngx_memcmp(cn->key, cnt->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 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
|
844 < 0) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
845 ? &temp->left : &temp->right; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 if (*p == sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
850 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
851 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
852 temp = *p; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
855 *p = node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 node->parent = temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 node->left = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 node->right = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 ngx_rbt_red(node); |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
863 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
864 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
|
865 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
866 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
|
867 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
868 u_char *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 ngx_str_t *key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
871 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 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
|
874 "http file cache set header"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
875 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
876 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
877 |
5245
711fa02afae8
Valgrind: supressed complaints about uninitialized bytes.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5077
diff
changeset
|
878 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
|
879 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 h->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
881 h->last_modified = c->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 h->date = c->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 h->crc32 = c->crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 h->valid_msec = (u_short) c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 h->header_start = (u_short) c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 h->body_start = (u_short) c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 p = buf + sizeof(ngx_http_file_cache_header_t); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 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
|
891 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
894 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
|
895 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
896 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
897 *p = LF; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
901 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
902 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
|
903 { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
904 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
905 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
906 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
908 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
909 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
910 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
911 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
912 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
913 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
914 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
915 return; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
918 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
|
919 "http file cache update"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
920 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
921 c->updated = 1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
922 c->updating = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
923 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
924 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
925 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
926 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
|
927 fs_size = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
928 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
929 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
|
930 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
931 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
932 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
933 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
934 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
935 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
936 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
937 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
938 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
939 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
940 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
|
941 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
942 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
943 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
944 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
|
945 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
|
946 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
|
947 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
948 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
949 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
950 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
951 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
|
952 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
|
953 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
954 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
955 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
956 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
957 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
958 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
959 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
960 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
961 |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
962 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
|
963 c->node->fs_size = fs_size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
964 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
965 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
966 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
967 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
968 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
969 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
970 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
971 ngx_shmtx_unlock(&cache->shpool->mutex); |
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 |
5441
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
975 void |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
976 ngx_http_file_cache_update_header(ngx_http_request_t *r) |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
977 { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
978 ssize_t n; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
979 ngx_err_t err; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
980 ngx_file_t file; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
981 ngx_file_info_t fi; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
982 ngx_http_cache_t *c; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
983 ngx_http_file_cache_header_t h; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
984 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
985 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
986 "http file cache update header"); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
987 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
988 c = r->cache; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
989 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
990 ngx_memzero(&file, sizeof(ngx_file_t)); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
991 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
992 file.name = c->file.name; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
993 file.log = r->connection->log; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
994 file.fd = ngx_open_file(file.name.data, NGX_FILE_RDWR, NGX_FILE_OPEN, 0); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
995 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
996 if (file.fd == NGX_INVALID_FILE) { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
997 err = ngx_errno; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
998 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
999 /* cache file may have been deleted */ |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1000 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1001 if (err == NGX_ENOENT) { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1002 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1003 "http file cache \"%s\" not found", |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1004 file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1005 return; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1006 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1007 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1008 ngx_log_error(NGX_LOG_CRIT, r->connection->log, err, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1009 ngx_open_file_n " \"%s\" failed", file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1010 return; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1011 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1012 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1013 /* |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1014 * make sure cache file wasn't replaced; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1015 * if it was, do nothing |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1016 */ |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1017 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1018 if (ngx_fd_info(file.fd, &fi) == NGX_FILE_ERROR) { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1019 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1020 ngx_fd_info_n " \"%s\" failed", file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1021 goto done; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1022 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1023 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1024 if (c->uniq != ngx_file_uniq(&fi) |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1025 || c->length != ngx_file_size(&fi)) |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1026 { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1027 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1028 "http file cache \"%s\" changed", |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1029 file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1030 goto done; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1031 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1032 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1033 n = ngx_read_file(&file, (u_char *) &h, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1034 sizeof(ngx_http_file_cache_header_t), 0); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1035 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1036 if (n == NGX_ERROR) { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1037 goto done; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1038 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1039 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1040 if ((size_t) n != sizeof(ngx_http_file_cache_header_t)) { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1041 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1042 ngx_read_file_n " read only %z of %z from \"%s\"", |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1043 n, sizeof(ngx_http_file_cache_header_t), file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1044 goto done; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1045 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1046 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1047 if (h.last_modified != c->last_modified |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1048 || h.crc32 != c->crc32 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1049 || h.header_start != c->header_start |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1050 || h.body_start != c->body_start) |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1051 { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1052 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1053 "http file cache \"%s\" content changed", |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1054 file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1055 goto done; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1056 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1057 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1058 /* |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1059 * update cache file header with new data, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1060 * notably h.valid_sec and h.date |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1061 */ |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1062 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1063 ngx_memzero(&h, sizeof(ngx_http_file_cache_header_t)); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1064 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1065 h.valid_sec = c->valid_sec; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1066 h.last_modified = c->last_modified; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1067 h.date = c->date; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1068 h.crc32 = c->crc32; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1069 h.valid_msec = (u_short) c->valid_msec; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1070 h.header_start = (u_short) c->header_start; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1071 h.body_start = (u_short) c->body_start; |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1072 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1073 (void) ngx_write_file(&file, (u_char *) &h, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1074 sizeof(ngx_http_file_cache_header_t), 0); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1075 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1076 done: |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1077 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1078 if (ngx_close_file(file.fd) == NGX_FILE_ERROR) { |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1079 ngx_log_error(NGX_LOG_ALERT, r->connection->log, ngx_errno, |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1080 ngx_close_file_n " \"%s\" failed", file.name.data); |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1081 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1082 } |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1083 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5359
diff
changeset
|
1084 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1085 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1086 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1087 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1088 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1089 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1090 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1091 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1092 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1093 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1094 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1095 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3965 | 1096 "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
|
1097 |
4150
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
1098 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
|
1099 return ngx_http_send_header(r); |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
1100 } |
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
1101 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1102 /* 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
|
1103 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1104 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1105 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1106 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1107 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1108 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1109 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
|
1110 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1111 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1112 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1113 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1114 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1115 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1116 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
|
1117 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1118 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1119 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1120 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1121 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1122 |
4150
b9ee14871bf1
Cache: fix for sending of empty responses.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4034
diff
changeset
|
1123 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
|
1124 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1125 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1126 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1127 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1128 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1129 b->file->log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1130 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1131 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1132 out.next = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1133 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1134 return ngx_http_output_filter(r, &out); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1135 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1136 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1137 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1138 void |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1139 ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1140 { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1141 ngx_http_file_cache_t *cache; |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1142 ngx_http_file_cache_node_t *fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1143 |
3917
2a70484a6580
fix a broken cached response if bypass/no_cache directive values are different,
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
1144 if (c->updated || c->node == NULL) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1145 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1146 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1147 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1148 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1149 |
3713
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
1150 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
f0b62d1ac7af
move debug logging inside ngx_http_file_cache_free()
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
1151 "http file cache free, fd: %d", c->file.fd); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1152 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1153 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1154 |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1155 fcn = c->node; |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1156 fcn->count--; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1157 |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1158 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1159 fcn->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1160 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1161 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1162 if (c->error) { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1163 fcn->error = c->error; |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1164 |
3743
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1165 if (c->valid_sec) { |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1166 fcn->valid_sec = c->valid_sec; |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1167 fcn->valid_msec = c->valid_msec; |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1168 } |
c469ffeab569
error status codes could be cached for next request only,
Igor Sysoev <igor@sysoev.ru>
parents:
3732
diff
changeset
|
1169 |
3723
14ad3210fc73
do not free unused cache node if cache min_uses > 1,
Igor Sysoev <igor@sysoev.ru>
parents:
3713
diff
changeset
|
1170 } else if (!fcn->exists && fcn->count == 0 && c->min_uses == 1) { |
3694
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1171 ngx_queue_remove(&fcn->queue); |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1172 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1173 ngx_slab_free_locked(cache->shpool, fcn); |
dfb17155eca9
delete empty cache zone node if we could not get response to cache
Igor Sysoev <igor@sysoev.ru>
parents:
3526
diff
changeset
|
1174 c->node = NULL; |
2592
3a8a53c0c42f
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633
diff
changeset
|
1175 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1176 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1177 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1178 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1179 c->updated = 1; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1180 c->updating = 0; |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1181 |
2592
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1182 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1183 if (tf && tf->file.fd != NGX_INVALID_FILE) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1184 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1185 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1186 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1187 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1188 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) { |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1189 ngx_log_error(NGX_LOG_CRIT, c->file.log, ngx_errno, |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1190 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1191 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1192 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1193 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1194 } |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1195 |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1196 if (c->wait_event.timer_set) { |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1197 ngx_del_timer(&c->wait_event); |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4340
diff
changeset
|
1198 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1199 } |
3a8a53c0c42f
a prelimiary proxy cache support
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1202 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1203 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1204 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1205 ngx_http_cache_t *c = data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1206 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1207 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1208 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1209 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1210 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1211 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1212 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1213 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1214 if (c->updating) { |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1215 ngx_log_error(NGX_LOG_ALERT, c->file.log, 0, |
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1216 "stalled cache updating, error:%ui", c->error); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1217 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1218 |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3710
diff
changeset
|
1219 ngx_http_file_cache_free(c, NULL); |
2592
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1222 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1223 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1224 ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1225 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1226 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1227 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1228 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1229 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1230 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1231 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1232 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1233 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1234 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1235 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1236 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1237 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1238 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1239 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1240 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
|
1241 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1242 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1243 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1244 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1245 ngx_memcpy(name, path->name.data, path->name.len); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1246 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1247 wait = 10; |
3728 | 1248 tries = 20; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1249 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1250 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1251 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1252 for (q = ngx_queue_last(&cache->sh->queue); |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1253 q != ngx_queue_sentinel(&cache->sh->queue); |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1254 q = ngx_queue_prev(q)) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1255 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1256 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1257 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1258 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:
2611
diff
changeset
|
1259 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd", |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1260 fcn->count, fcn->exists, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1261 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1262 |
3727 | 1263 if (fcn->count == 0) { |
1264 ngx_http_file_cache_delete(cache, q, name); | |
3885 | 1265 wait = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1266 |
3727 | 1267 } else { |
3728 | 1268 if (--tries) { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1269 continue; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1270 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1271 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1272 wait = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1273 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1274 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1275 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1276 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1277 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1278 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1279 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1280 ngx_free(name); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1281 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1282 return wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1283 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1284 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1285 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1286 static time_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1287 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
2592
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1288 { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1289 u_char *name, *p; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1290 size_t len; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1291 time_t now, wait; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1292 ngx_path_t *path; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1293 ngx_queue_t *q; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1294 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1295 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1296 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1297 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1298 "http file cache expire"); |
3a8a53c0c42f
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diff
changeset
|
1299 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1300 path = cache->path; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1301 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1302 |
2616
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1303 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
|
1304 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1305 return 10; |
2616
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Igor Sysoev <igor@sysoev.ru>
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|
1306 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1307 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1308 ngx_memcpy(name, path->name.data, path->name.len); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1309 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1310 now = ngx_time(); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1311 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1312 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1313 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1314 for ( ;; ) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1315 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1316 if (ngx_queue_empty(&cache->sh->queue)) { |
2694
49a1382b249b
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Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1317 wait = 10; |
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
1318 break; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1319 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1320 |
2720
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1321 q = ngx_queue_last(&cache->sh->queue); |
2592
3a8a53c0c42f
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diff
changeset
|
1322 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1323 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1324 |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1325 wait = fcn->expire - now; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1326 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1327 if (wait > 0) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
1328 wait = wait > 10 ? 10 : wait; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1329 break; |
2592
3a8a53c0c42f
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parents:
633
diff
changeset
|
1330 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1331 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1332 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1333 "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
|
1334 fcn->count, fcn->exists, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1335 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
|
1336 |
3727 | 1337 if (fcn->count == 0) { |
1338 ngx_http_file_cache_delete(cache, q, name); | |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1339 continue; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1340 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1341 |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1342 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
|
1343 wait = 1; |
2e8dbd773d63
fix r3756: release lock to allow other process to delete cache node
Igor Sysoev <igor@sysoev.ru>
parents:
3917
diff
changeset
|
1344 break; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1345 } |
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1346 |
3727 | 1347 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
1348 sizeof(ngx_rbtree_key_t)); | |
1349 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); | |
1350 (void) ngx_hex_dump(p, fcn->key, len); | |
1351 | |
1352 /* | |
1353 * abnormally exited workers may leave locked cache entries, | |
1354 * 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
|
1355 * we prefer to just move them to the top of the inactive queue |
3727 | 1356 */ |
1357 | |
1358 ngx_queue_remove(q); | |
4340
4533d7684e14
Cache: only complain on long locked entries.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4339
diff
changeset
|
1359 fcn->expire = ngx_time() + cache->inactive; |
4533d7684e14
Cache: only complain on long locked entries.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4339
diff
changeset
|
1360 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
3727 | 1361 |
1362 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, | |
1363 "ignore long locked inactive cache entry %*s, count:%d", | |
1364 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); | |
2592
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diff
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|
1365 } |
3a8a53c0c42f
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diff
changeset
|
1366 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1367 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
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diff
changeset
|
1368 |
2616
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1369 ngx_free(name); |
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|
1370 |
2592
3a8a53c0c42f
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diff
changeset
|
1371 return wait; |
3a8a53c0c42f
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633
diff
changeset
|
1372 } |
3a8a53c0c42f
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diff
changeset
|
1373 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1374 |
2616
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1375 static void |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1376 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>
parents:
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diff
changeset
|
1377 u_char *name) |
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diff
changeset
|
1378 { |
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diff
changeset
|
1379 u_char *p; |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1380 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1381 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1382 ngx_http_file_cache_node_t *fcn; |
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diff
changeset
|
1383 |
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diff
changeset
|
1384 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
d19979e0d980
introduce cache manager instead of cache cleaner
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diff
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|
1385 |
3726
282ddd49f925
*) delete cache key node after a cache file removal
Igor Sysoev <igor@sysoev.ru>
parents:
3724
diff
changeset
|
1386 if (fcn->exists) { |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3885
diff
changeset
|
1387 cache->sh->size -= fcn->fs_size; |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1388 |
3726
282ddd49f925
*) delete cache key node after a cache file removal
Igor Sysoev <igor@sysoev.ru>
parents:
3724
diff
changeset
|
1389 path = cache->path; |
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1390 p = name + path->name.len + 1 + path->len; |
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1391 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, |
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1392 sizeof(ngx_rbtree_key_t)); |
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1393 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1394 p = ngx_hex_dump(p, fcn->key, len); |
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1395 *p = '\0'; |
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1396 |
3726
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1397 fcn->count++; |
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1398 fcn->deleting = 1; |
3726
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1399 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1400 |
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1401 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1402 ngx_create_hashed_filename(path, name, len); |
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1403 |
3726
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1404 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1405 "http file cache expire: \"%s\"", name); |
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1406 |
3726
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1407 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1408 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1409 ngx_delete_file_n " \"%s\" failed", name); |
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1410 } |
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1411 |
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1412 ngx_shmtx_lock(&cache->shpool->mutex); |
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1413 fcn->count--; |
3755
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1414 fcn->deleting = 0; |
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1415 } |
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1416 |
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1417 if (fcn->count == 0) { |
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1418 ngx_queue_remove(q); |
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1419 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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1420 ngx_slab_free_locked(cache->shpool, fcn); |
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1421 } |
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1422 } |
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1423 |
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1424 |
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1425 static time_t |
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1426 ngx_http_file_cache_manager(void *data) |
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1427 { |
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1428 ngx_http_file_cache_t *cache = data; |
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1429 |
3018 | 1430 off_t size; |
3885 | 1431 time_t next, wait; |
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1432 |
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1433 next = ngx_http_file_cache_expire(cache); |
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1434 |
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1435 cache->last = ngx_current_msec; |
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1436 cache->files = 0; |
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1437 |
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1438 for ( ;; ) { |
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|
1439 ngx_shmtx_lock(&cache->shpool->mutex); |
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1440 |
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1441 size = cache->sh->size; |
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1442 |
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1443 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1444 |
2631 | 1445 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1446 "http file cache size: %O", size); | |
1447 | |
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1448 if (size < cache->max_size) { |
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1449 return next; |
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1450 } |
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1451 |
3885 | 1452 wait = ngx_http_file_cache_forced_expire(cache); |
1453 | |
1454 if (wait > 0) { | |
1455 return wait; | |
1456 } | |
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1457 |
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1458 if (ngx_quit || ngx_terminate) { |
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1459 return next; |
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1460 } |
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1461 } |
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1462 } |
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1463 |
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1464 |
3018 | 1465 static void |
1466 ngx_http_file_cache_loader(void *data) | |
1467 { | |
1468 ngx_http_file_cache_t *cache = data; | |
1469 | |
1470 ngx_tree_ctx_t tree; | |
1471 | |
1472 if (!cache->sh->cold || cache->sh->loading) { | |
1473 return; | |
1474 } | |
1475 | |
1476 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1477 return; | |
1478 } | |
1479 | |
1480 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1481 "http file cache loader"); | |
1482 | |
1483 tree.init_handler = NULL; | |
1484 tree.file_handler = ngx_http_file_cache_manage_file; | |
1485 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1486 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1487 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1488 tree.data = cache; | |
1489 tree.alloc = 0; | |
1490 tree.log = ngx_cycle->log; | |
1491 | |
1492 cache->last = ngx_current_msec; | |
1493 cache->files = 0; | |
1494 | |
1495 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
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1496 cache->sh->loading = 0; |
3018 | 1497 return; |
1498 } | |
1499 | |
1500 cache->sh->cold = 0; | |
1501 cache->sh->loading = 0; | |
1502 | |
1503 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1504 "http file cache: %V %.3fM, bsize: %uz", | |
1505 &cache->path->name, | |
1506 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1507 cache->bsize); | |
1508 } | |
1509 | |
1510 | |
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1511 static ngx_int_t |
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1512 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1513 { |
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1514 return NGX_OK; |
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1515 } |
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1516 |
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1517 |
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1518 static ngx_int_t |
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1519 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1520 { |
4018
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1521 ngx_msec_t elapsed; |
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1522 ngx_http_file_cache_t *cache; |
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1523 |
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1524 cache = ctx->data; |
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1525 |
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1526 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
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1527 (void) ngx_http_file_cache_delete_file(ctx, path); |
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1528 } |
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1529 |
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1530 if (++cache->files >= cache->loader_files) { |
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1531 ngx_http_file_cache_loader_sleep(cache); |
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1532 |
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1533 } else { |
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1534 ngx_time_update(); |
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1535 |
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1536 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1537 |
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1538 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1539 "http file cache loader time elapsed: %M", elapsed); |
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1540 |
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1541 if (elapsed >= cache->loader_threshold) { |
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1542 ngx_http_file_cache_loader_sleep(cache); |
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1543 } |
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1544 } |
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1545 |
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1546 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1547 } |
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1548 |
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1549 |
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|
1550 static void |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1551 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
|
1552 { |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1553 ngx_msleep(cache->loader_sleep); |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1554 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1555 ngx_time_update(); |
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The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1556 |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1557 cache->last = ngx_current_msec; |
5e544655d97b
The change in adaptive loader behaviour introduced in r3975:
Igor Sysoev <igor@sysoev.ru>
parents:
3974
diff
changeset
|
1558 cache->files = 0; |
2616
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parents:
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diff
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|
1559 } |
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introduce cache manager instead of cache cleaner
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diff
changeset
|
1560 |
2592
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diff
changeset
|
1561 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1562 static ngx_int_t |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
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changeset
|
1563 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1564 { |
3970
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1565 u_char *p; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1566 ngx_int_t n; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1567 ngx_uint_t i; |
2d05952a324d
elimination of reading cache files by cache loader
Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1568 ngx_http_cache_t c; |
2d05952a324d
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Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1569 ngx_http_file_cache_t *cache; |
2616
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parents:
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diff
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|
1570 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1571 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1572 return NGX_ERROR; |
2592
3a8a53c0c42f
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parents:
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diff
changeset
|
1573 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1574 |
3970
2d05952a324d
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Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1575 if (ctx->size < (off_t) sizeof(ngx_http_file_cache_header_t)) { |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1576 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1577 "cache file \"%s\" is too small", name->data); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1578 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1579 } |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1580 |
3970
2d05952a324d
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Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1581 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
|
1582 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
|
1583 |
3970
2d05952a324d
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Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1584 c.length = ctx->size; |
2d05952a324d
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Igor Sysoev <igor@sysoev.ru>
parents:
3969
diff
changeset
|
1585 c.fs_size = (ctx->fs_size + cache->bsize - 1) / cache->bsize; |
2616
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1586 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1587 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
2592
3a8a53c0c42f
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diff
changeset
|
1588 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1589 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
|
1590 n = ngx_hextoi(p, 2); |
3a8a53c0c42f
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parents:
633
diff
changeset
|
1591 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1592 if (n == NGX_ERROR) { |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1593 return NGX_ERROR; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1594 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1595 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1596 p += 2; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1597 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1598 c.key[i] = (u_char) n; |
2592
3a8a53c0c42f
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633
diff
changeset
|
1599 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1600 |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1601 return ngx_http_file_cache_add(cache, &c); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1602 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1603 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1604 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1605 static ngx_int_t |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1606 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1607 { |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1608 ngx_http_file_cache_node_t *fcn; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1609 |
2592
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|
1610 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1611 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1612 fcn = ngx_http_file_cache_lookup(cache, c->key); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1613 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1614 if (fcn == NULL) { |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1615 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1616 fcn = ngx_slab_alloc_locked(cache->shpool, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1617 sizeof(ngx_http_file_cache_node_t)); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1618 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1619 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1620 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1621 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1622 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1623 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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|
1624 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1625 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1626 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1627 |
2720
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support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1628 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1629 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1630 fcn->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1631 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
|
1632 fcn->valid_msec = 0; |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1633 fcn->error = 0; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1634 fcn->exists = 1; |
3744
77b18d36d123
zero fcn->updating after node allocation
Igor Sysoev <igor@sysoev.ru>
parents:
3743
diff
changeset
|
1635 fcn->updating = 0; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3744
diff
changeset
|
1636 fcn->deleting = 0; |
3968 | 1637 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
|
1638 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
|
1639 fcn->body_start = 0; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1640 fcn->fs_size = c->fs_size; |
2616
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1641 |
3899
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1642 cache->sh->size += c->fs_size; |
2616
d19979e0d980
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parents:
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diff
changeset
|
1643 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1644 } else { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1645 ngx_queue_remove(&fcn->queue); |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1646 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1647 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1648 fcn->expire = ngx_time() + cache->inactive; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1649 |
2720
b3b8c66bd520
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1650 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
2592
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diff
changeset
|
1651 |
3a8a53c0c42f
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diff
changeset
|
1652 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
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changeset
|
1653 |
2616
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1654 return NGX_OK; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1655 } |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1656 |
2592
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changeset
|
1657 |
2616
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1658 static ngx_int_t |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1659 ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1660 { |
2592
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633
diff
changeset
|
1661 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
|
1662 "http file cache delete: \"%s\"", path->data); |
2592
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diff
changeset
|
1663 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1664 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1665 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1666 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1667 } |
477 | 1668 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1669 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1670 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1671 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1672 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1673 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1674 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
|
1675 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1676 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1677 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
|
1678 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1679 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
|
1680 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1681 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1682 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1683 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1684 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
|
1685 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1686 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1687 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
|
1688 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1689 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1690 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1691 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
|
1692 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1693 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1694 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1695 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1696 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1697 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1698 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1699 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1700 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
|
1701 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1702 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1703 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1704 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1705 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1706 ngx_str_t s, name, *value; |
4474 | 1707 ngx_int_t loader_files; |
1708 ngx_msec_t loader_sleep, loader_threshold; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1709 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1710 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1711 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1712 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
|
1713 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1714 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1715 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1716 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1717 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
|
1718 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1719 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1720 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1721 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1722 inactive = 600; |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1723 loader_files = 100; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1724 loader_sleep = 50; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1725 loader_threshold = 200; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1726 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1727 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1728 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1729 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1730 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1731 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1732 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1733 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1734 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1735 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
|
1736 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1737 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1738 |
5330
314c3d7cc3a5
Backed out f1a91825730a and 7094bd12c1ff.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5317
diff
changeset
|
1739 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
|
1740 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1741 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1742 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1743 for (i = 2; i < cf->args->nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1744 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1745 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1746 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1747 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1748 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1749 |
2671 | 1750 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1751 |
2671 | 1752 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1753 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1754 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1755 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1756 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1757 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1758 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1759 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1760 |
2671 | 1761 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1762 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1763 } |
2671 | 1764 |
1765 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1766 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1767 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1768 goto invalid_levels; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1769 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1770 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1771 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1772 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1773 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1774 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1775 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1776 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1777 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1778 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1779 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1780 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1781 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1782 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
|
1783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1784 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1785 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1786 p = (u_char *) ngx_strchr(name.data, ':'); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1787 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1788 if (p) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1789 name.len = p - name.data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1790 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1791 p++; |
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 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1794 s.data = p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1795 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1796 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1797 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1798 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1799 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1800 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1801 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1802 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1803 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1804 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1805 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1806 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1807 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1808 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1809 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1810 s.data = value[i].data + 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1811 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1812 inactive = ngx_parse_time(&s, 1); |
4474 | 1813 if (inactive == (time_t) NGX_ERROR) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1814 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1815 "invalid inactive value \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1816 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1817 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1818 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1819 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1820 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1821 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1822 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
|
1823 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1824 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1825 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1826 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1827 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1828 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1829 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
|
1830 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1831 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1832 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1833 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1834 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1835 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1836 |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1837 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
|
1838 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1839 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
|
1840 if (loader_files == NGX_ERROR) { |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1841 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
|
1842 "invalid loader_files value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1843 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1844 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1845 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1846 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1847 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1848 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1849 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
|
1850 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1851 s.len = value[i].len - 13; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1852 s.data = value[i].data + 13; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1853 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1854 loader_sleep = ngx_parse_time(&s, 0); |
4474 | 1855 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
|
1856 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
|
1857 "invalid loader_sleep value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1858 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1859 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1860 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1861 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1862 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1863 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1864 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
|
1865 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1866 s.len = value[i].len - 17; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1867 s.data = value[i].data + 17; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1868 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1869 loader_threshold = ngx_parse_time(&s, 0); |
4474 | 1870 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
|
1871 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
|
1872 "invalid loader_threshold value \"%V\"", &value[i]); |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1873 return NGX_CONF_ERROR; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1874 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1875 |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1876 continue; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1877 } |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3973
diff
changeset
|
1878 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1879 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1880 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1881 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1882 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1883 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1884 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1885 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1886 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1887 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1888 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1889 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1890 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1891 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1892 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1893 cache->path->data = cache; |
3973
9d6f21415231
set correct configuration file values while adding path
Igor Sysoev <igor@sysoev.ru>
parents:
3972
diff
changeset
|
1894 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
|
1895 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
|
1896 cache->loader_files = loader_files; |
4474 | 1897 cache->loader_sleep = loader_sleep; |
1898 cache->loader_threshold = loader_threshold; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1899 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1900 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1901 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1902 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1903 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1904 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
|
1905 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1906 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1907 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1908 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1909 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1910 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1911 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1912 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1913 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1914 |
3a8a53c0c42f
a prelimiary proxy cache support
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1915 |
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1916 cache->shm_zone->init = ngx_http_file_cache_init; |
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1917 cache->shm_zone->data = cache; |
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1918 |
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1919 cache->inactive = inactive; |
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1920 cache->max_size = max_size; |
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1921 |
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1922 return NGX_CONF_OK; |
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1923 } |
477 | 1924 |
1925 | |
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1926 char * |
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1927 ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
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1928 void *conf) |
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1929 { |
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1930 char *p = conf; |
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1931 |
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1932 time_t valid; |
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1933 ngx_str_t *value; |
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1934 ngx_uint_t i, n, status; |
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1935 ngx_array_t **a; |
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1936 ngx_http_cache_valid_t *v; |
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1937 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1938 |
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1939 a = (ngx_array_t **) (p + cmd->offset); |
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1940 |
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1941 if (*a == NGX_CONF_UNSET_PTR) { |
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1942 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t)); |
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1943 if (*a == NULL) { |
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1944 return NGX_CONF_ERROR; |
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1945 } |
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1946 } |
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1947 |
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1948 value = cf->args->elts; |
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1949 n = cf->args->nelts - 1; |
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1950 |
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1951 valid = ngx_parse_time(&value[n], 1); |
4474 | 1952 if (valid == (time_t) NGX_ERROR) { |
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1953 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1954 "invalid time value \"%V\"", &value[n]); |
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1955 return NGX_CONF_ERROR; |
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1956 } |
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1957 |
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1958 if (n == 1) { |
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1959 |
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1960 for (i = 0; i < 3; i++) { |
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1961 v = ngx_array_push(*a); |
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1962 if (v == NULL) { |
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1963 return NGX_CONF_ERROR; |
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1964 } |
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1965 |
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1966 v->status = statuses[i]; |
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1967 v->valid = valid; |
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1968 } |
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1969 |
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1970 return NGX_CONF_OK; |
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1971 } |
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1972 |
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1973 for (i = 1; i < n; i++) { |
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1974 |
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1975 if (ngx_strcmp(value[i].data, "any") == 0) { |
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1976 |
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1977 status = 0; |
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1978 |
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1979 } else { |
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1980 |
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1981 status = ngx_atoi(value[i].data, value[i].len); |
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1982 if (status < 100) { |
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1983 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1984 "invalid status \"%V\"", &value[i]); |
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1985 return NGX_CONF_ERROR; |
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1986 } |
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1987 } |
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1988 |
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1989 v = ngx_array_push(*a); |
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1990 if (v == NULL) { |
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1991 return NGX_CONF_ERROR; |
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1992 } |
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1993 |
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1994 v->status = status; |
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1995 v->valid = valid; |
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1996 } |
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1997 |
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1998 return NGX_CONF_OK; |
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1999 } |