Mercurial > hg > nginx
annotate src/http/ngx_http_file_cache.c @ 3496:fb88801564de
build nginx/Windows against OpenSSL-0.9.8n, since nginx-0.8.35
built against OpenSSL-1.0.0 crashed on Windows XP somewhere
in the NTDLL.DLL on the master process exit
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 21 Apr 2010 15:09:17 +0000 |
parents | ab353d7dc182 |
children | 62a4fd1e6e2c |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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5 |
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6 |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_http.h> |
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10 #include <ngx_md5.h> |
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11 |
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12 |
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13 static ngx_int_t ngx_http_file_cache_read(ngx_http_request_t *r, |
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14 ngx_http_cache_t *c); |
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15 static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r, |
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16 ngx_http_cache_t *c); |
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17 #if (NGX_HAVE_FILE_AIO) |
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18 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); |
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19 #endif |
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20 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, |
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21 ngx_http_cache_t *c); |
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22 static ngx_http_file_cache_node_t * |
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23 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); |
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24 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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25 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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26 static void ngx_http_file_cache_cleanup(void *data); |
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27 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); |
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28 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); |
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29 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, |
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30 ngx_queue_t *q, u_char *name); |
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31 static ngx_int_t |
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32 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache); |
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33 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, |
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34 ngx_str_t *path); |
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35 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, |
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36 ngx_str_t *path); |
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37 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, |
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38 ngx_str_t *path); |
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39 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, |
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40 ngx_http_cache_t *c); |
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41 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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42 ngx_str_t *path); |
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43 |
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44 |
2952 | 45 ngx_str_t ngx_http_cache_status[] = { |
46 ngx_string("MISS"), | |
47 ngx_string("EXPIRED"), | |
48 ngx_string("STALE"), | |
49 ngx_string("UPDATING"), | |
50 ngx_string("HIT") | |
51 }; | |
52 | |
53 | |
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54 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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55 |
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56 |
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57 static ngx_int_t |
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58 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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59 { |
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60 ngx_http_file_cache_t *ocache = data; |
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61 |
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62 size_t len; |
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63 ngx_uint_t n; |
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64 ngx_http_file_cache_t *cache; |
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65 |
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66 cache = shm_zone->data; |
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67 |
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68 if (ocache) { |
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69 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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70 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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71 "cache \"%V\" uses the \"%V\" cache path " |
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72 "while previously it used the \"%V\" cache path", |
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73 &shm_zone->shm.name, &cache->path->name, |
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74 &ocache->path->name); |
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75 |
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76 return NGX_ERROR; |
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77 } |
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78 |
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79 for (n = 0; n < 3; n++) { |
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80 if (cache->path->level[n] != ocache->path->level[n]) { |
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81 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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82 "cache \"%V\" had previously different levels", |
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83 &shm_zone->shm.name); |
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84 return NGX_ERROR; |
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85 } |
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86 } |
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87 |
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88 cache->sh = ocache->sh; |
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89 |
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90 cache->shpool = ocache->shpool; |
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91 cache->bsize = ocache->bsize; |
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92 |
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93 cache->max_size /= cache->bsize; |
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94 |
3018 | 95 if (!cache->sh->cold || cache->sh->loading) { |
96 cache->path->loader = NULL; | |
97 } | |
98 | |
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99 return NGX_OK; |
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100 } |
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101 |
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102 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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103 |
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104 if (shm_zone->shm.exists) { |
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105 cache->sh = cache->shpool->data; |
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106 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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107 |
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108 return NGX_OK; |
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109 } |
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110 |
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111 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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112 if (cache->sh == NULL) { |
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113 return NGX_ERROR; |
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114 } |
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115 |
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116 cache->shpool->data = cache->sh; |
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117 |
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118 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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119 ngx_http_file_cache_rbtree_insert_value); |
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120 |
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121 ngx_queue_init(&cache->sh->queue); |
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122 |
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123 cache->sh->cold = 1; |
3018 | 124 cache->sh->loading = 0; |
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125 cache->sh->size = 0; |
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126 |
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127 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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128 |
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129 cache->max_size /= cache->bsize; |
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130 |
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131 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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132 |
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133 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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134 if (cache->shpool->log_ctx == NULL) { |
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135 return NGX_ERROR; |
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136 } |
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137 |
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138 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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139 &shm_zone->shm.name); |
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140 |
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141 return NGX_OK; |
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142 } |
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143 |
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144 |
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145 void |
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146 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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147 { |
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148 size_t len; |
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149 ngx_str_t *key; |
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150 ngx_uint_t i; |
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151 ngx_md5_t md5; |
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152 ngx_http_cache_t *c; |
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153 |
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154 c = r->cache; |
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155 |
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156 len = 0; |
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157 |
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158 ngx_crc32_init(c->crc32); |
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159 ngx_md5_init(&md5); |
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160 |
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161 key = c->keys.elts; |
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162 for (i = 0; i < c->keys.nelts; i++) { |
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163 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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164 "http cache key: \"%V\"", &key[i]); |
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165 |
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166 len += key[i].len; |
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167 |
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168 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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169 ngx_md5_update(&md5, key[i].data, key[i].len); |
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170 } |
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171 |
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172 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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173 + sizeof(ngx_http_file_cache_key) + len + 1; |
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174 |
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175 ngx_crc32_final(c->crc32); |
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176 ngx_md5_final(c->key, &md5); |
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177 } |
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178 |
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179 |
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180 ngx_int_t |
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181 ngx_http_file_cache_open(ngx_http_request_t *r) |
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182 { |
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183 u_char *p; |
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184 ngx_int_t rc, rv; |
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185 ngx_uint_t cold, test; |
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186 ngx_path_t *path; |
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187 ngx_http_cache_t *c; |
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188 ngx_pool_cleanup_t *cln; |
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189 ngx_open_file_info_t of; |
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190 ngx_http_file_cache_t *cache; |
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191 ngx_http_core_loc_conf_t *clcf; |
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192 |
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193 c = r->cache; |
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194 |
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195 if (c->buf) { |
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196 return ngx_http_file_cache_read(r, c); |
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197 } |
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198 |
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199 cache = c->file_cache; |
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200 |
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201 cln = ngx_pool_cleanup_add(r->pool, 0); |
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202 if (cln == NULL) { |
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203 return NGX_ERROR; |
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204 } |
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205 |
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206 rc = ngx_http_file_cache_exists(cache, c); |
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207 |
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208 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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209 "http file cache exists: %i e:%d", rc, c->exists); |
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210 |
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211 if (rc == NGX_ERROR) { |
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212 return rc; |
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213 } |
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214 |
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215 cln->handler = ngx_http_file_cache_cleanup; |
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216 cln->data = c; |
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217 |
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218 if (rc == NGX_AGAIN) { |
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219 return NGX_HTTP_CACHE_SCARCE; |
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220 } |
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221 |
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222 cold = cache->sh->cold; |
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223 |
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224 if (rc == NGX_OK) { |
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225 |
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226 if (c->error) { |
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227 return c->error; |
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228 } |
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229 |
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230 c->temp_file = 1; |
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231 test = c->exists ? 1 : 0; |
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232 rv = NGX_DECLINED; |
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233 |
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234 } else { /* rc == NGX_DECLINED */ |
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235 |
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236 if (c->min_uses > 1) { |
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237 |
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238 if (!cold) { |
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239 return NGX_HTTP_CACHE_SCARCE; |
202
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240 } |
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241 |
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242 test = 1; |
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243 rv = NGX_HTTP_CACHE_SCARCE; |
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244 |
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245 } else { |
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246 c->temp_file = 1; |
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247 test = cold ? 1 : 0; |
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248 rv = NGX_DECLINED; |
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249 } |
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250 } |
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251 |
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252 path = cache->path; |
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253 |
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254 c->file.name.len = path->name.len + 1 + path->len |
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255 + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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256 |
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257 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); |
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258 if (c->file.name.data == NULL) { |
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259 return NGX_ERROR; |
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260 } |
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261 |
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262 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); |
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263 |
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264 p = c->file.name.data + path->name.len + 1 + path->len; |
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265 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); |
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266 *p = '\0'; |
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267 |
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268 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); |
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269 |
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270 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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271 "cache file: \"%s\"", c->file.name.data); |
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272 |
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273 if (!test) { |
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274 return NGX_DECLINED; |
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275 } |
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276 |
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277 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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278 |
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279 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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280 |
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281 of.uniq = c->uniq; |
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282 of.valid = clcf->open_file_cache_valid; |
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283 of.min_uses = clcf->open_file_cache_min_uses; |
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284 of.events = clcf->open_file_cache_events; |
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285 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 286 of.read_ahead = clcf->read_ahead; |
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287 |
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288 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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289 != NGX_OK) |
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290 { |
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291 switch (of.err) { |
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292 |
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293 case 0: |
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294 return NGX_ERROR; |
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295 |
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296 case NGX_ENOENT: |
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297 case NGX_ENOTDIR: |
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298 return rv; |
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299 |
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300 default: |
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301 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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302 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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303 return NGX_ERROR; |
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304 } |
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305 } |
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306 |
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307 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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308 "http file cache fd: %d", of.fd); |
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309 |
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310 c->file.fd = of.fd; |
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311 c->file.log = r->connection->log; |
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312 c->uniq = of.uniq; |
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313 c->length = of.size; |
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314 |
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315 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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316 if (c->buf == NULL) { |
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317 return NGX_ERROR; |
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318 } |
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319 |
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320 return ngx_http_file_cache_read(r, c); |
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321 } |
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322 |
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323 |
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324 static ngx_int_t |
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325 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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326 { |
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327 time_t now; |
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328 ssize_t n; |
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329 ngx_int_t rc; |
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330 ngx_http_file_cache_t *cache; |
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331 ngx_http_file_cache_header_t *h; |
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332 |
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333 c = r->cache; |
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334 |
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335 n = ngx_http_file_cache_aio_read(r, c); |
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336 |
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337 if (n < 0) { |
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338 return n; |
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339 } |
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340 |
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341 if ((size_t) n < c->header_start) { |
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342 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 343 "cache file \"%s\" is too small", c->file.name.data); |
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344 return NGX_ERROR; |
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345 } |
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346 |
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347 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
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348 |
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349 if (h->crc32 != c->crc32) { |
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350 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
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351 "cache file \"%s\" has md5 collision", c->file.name.data); |
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352 return NGX_DECLINED; |
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353 } |
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354 |
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355 c->buf->last += n; |
477 | 356 |
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357 c->valid_sec = h->valid_sec; |
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358 c->last_modified = h->last_modified; |
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359 c->date = h->date; |
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360 c->valid_msec = h->valid_msec; |
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361 c->header_start = h->header_start; |
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362 c->body_start = h->body_start; |
477 | 363 |
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364 r->cached = 1; |
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365 |
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366 cache = c->file_cache; |
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367 |
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368 if (cache->sh->cold) { |
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369 |
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370 ngx_shmtx_lock(&cache->shpool->mutex); |
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372 if (!c->node->exists) { |
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373 c->node->uses = 1; |
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374 c->node->body_start = c->body_start; |
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375 c->node->exists = 1; |
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376 c->node->uniq = c->uniq; |
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377 |
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378 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize; |
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379 } |
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380 |
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381 ngx_shmtx_unlock(&cache->shpool->mutex); |
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382 } |
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383 |
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384 now = ngx_time(); |
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385 |
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386 if (c->valid_sec < now) { |
202
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387 |
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388 ngx_shmtx_lock(&cache->shpool->mutex); |
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389 |
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390 if (c->node->updating) { |
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391 rc = NGX_HTTP_CACHE_UPDATING; |
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392 |
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393 } else { |
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394 c->node->updating = 1; |
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395 rc = NGX_HTTP_CACHE_STALE; |
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396 } |
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397 |
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398 ngx_shmtx_unlock(&cache->shpool->mutex); |
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399 |
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400 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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401 "http file cache expired: %i %T %T", |
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402 rc, c->valid_sec, now); |
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|
403 |
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404 return rc; |
202
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405 } |
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406 |
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407 return NGX_OK; |
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408 } |
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409 |
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410 |
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411 static ssize_t |
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412 ngx_http_file_cache_aio_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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413 { |
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414 #if (NGX_HAVE_FILE_AIO) |
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415 ssize_t n; |
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416 ngx_http_core_loc_conf_t *clcf; |
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417 |
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418 if (!ngx_file_aio) { |
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419 goto noaio; |
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420 } |
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421 |
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422 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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423 |
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424 if (!clcf->aio) { |
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425 goto noaio; |
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426 } |
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427 |
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428 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); |
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429 |
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430 if (n != NGX_AGAIN) { |
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431 return n; |
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432 } |
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433 |
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434 c->file.aio->data = r; |
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435 c->file.aio->handler = ngx_http_cache_aio_event_handler; |
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436 |
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437 r->main->blocked++; |
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438 r->aio = 1; |
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439 |
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440 return NGX_AGAIN; |
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441 |
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442 noaio: |
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443 |
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444 #endif |
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445 |
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446 return ngx_read_file(&c->file, c->buf->pos, c->body_start, 0); |
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447 } |
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|
448 |
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449 |
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450 #if (NGX_HAVE_FILE_AIO) |
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451 |
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452 static void |
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453 ngx_http_cache_aio_event_handler(ngx_event_t *ev) |
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454 { |
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455 ngx_event_aio_t *aio; |
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456 ngx_http_request_t *r; |
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457 |
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458 aio = ev->data; |
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459 r = aio->data; |
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|
460 |
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461 r->main->blocked--; |
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462 r->aio = 0; |
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|
463 |
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464 r->connection->write->handler(r->connection->write); |
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465 } |
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466 |
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467 #endif |
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468 |
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469 |
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|
470 static ngx_int_t |
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|
471 ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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472 { |
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473 ngx_int_t rc; |
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474 ngx_http_file_cache_node_t *fcn; |
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|
475 |
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|
476 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
477 |
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|
478 fcn = ngx_http_file_cache_lookup(cache, c->key); |
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|
479 |
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480 if (fcn) { |
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|
481 ngx_queue_remove(&fcn->queue); |
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|
482 |
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changeset
|
483 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
484 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
485 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
486 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
487 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
488 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
489 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
490 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
491 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
492 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
493 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
494 fcn->uses++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
495 fcn->count++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
496 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
497 if (fcn->exists) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
498 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
499 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
500 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
501 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
502 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
503 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
504 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
505 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
506 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
507 if (fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
508 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
509 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
510 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
511 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
512 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
513 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
514 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
515 rc = NGX_AGAIN; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
516 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
520 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
521 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
522 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
524 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
525 |
2693 | 526 (void) ngx_http_file_cache_forced_expire(cache); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
527 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
528 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
529 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
530 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
533 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
534 goto failed; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
535 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
536 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
537 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
538 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
|
539 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
540 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
|
541 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
|
542 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
543 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
544 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
545 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
546 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
547 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
548 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
549 fcn->uses = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
550 fcn->count = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
553 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
554 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
555 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
556 fcn->body_start = 0; |
2632 | 557 fcn->length = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
558 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
559 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
560 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
561 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
562 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
563 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
|
564 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
565 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
566 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
567 c->node = fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
568 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
569 failed: |
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 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
572 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
573 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
574 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
575 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
576 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
577 static ngx_http_file_cache_node_t * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
578 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
|
579 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
580 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
581 ngx_rbtree_key_t node_key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
582 ngx_rbtree_node_t *node, *sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
583 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
584 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
585 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
|
586 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
587 node = cache->sh->rbtree.root; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
588 sentinel = cache->sh->rbtree.sentinel; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
589 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
590 while (node != sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
591 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
592 if (node_key < node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
593 node = node->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
594 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
595 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
596 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
597 if (node_key > node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
598 node = node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
599 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
600 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
601 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
602 /* node_key == node->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
603 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
604 do { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
605 fcn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
606 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
607 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
608 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
|
609 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
610 if (rc == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
611 return fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
612 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
613 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
614 node = (rc < 0) ? node->left : node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
615 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
616 } while (node != sentinel && node_key == node->key); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
617 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
618 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
619 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
620 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
621 /* not found */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
622 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
623 return NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
624 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
625 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
626 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
627 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
628 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
|
629 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
|
630 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
631 ngx_rbtree_node_t **p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
632 ngx_http_file_cache_node_t *cn, *cnt; |
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 for ( ;; ) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
635 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
636 if (node->key < temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
637 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
638 p = &temp->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
639 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
640 } else if (node->key > temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
641 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
642 p = &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
643 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
644 } else { /* node->key == temp->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
645 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
646 cn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
647 cnt = (ngx_http_file_cache_node_t *) temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
648 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
649 p = (ngx_memcmp(cn->key, cnt->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
650 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
|
651 < 0) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
652 ? &temp->left : &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
653 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
654 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
655 if (*p == sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
656 break; |
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 temp = *p; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
662 *p = node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
663 node->parent = temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
664 node->left = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
665 node->right = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
666 ngx_rbt_red(node); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
667 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
668 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
669 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
670 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
671 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
|
672 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
673 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
|
674 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
675 u_char *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
676 ngx_str_t *key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
677 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
678 ngx_http_cache_t *c; |
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 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
|
681 "http file cache set header"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
682 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
683 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
684 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
685 h->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
686 h->last_modified = c->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
687 h->date = c->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
688 h->crc32 = c->crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
689 h->valid_msec = (u_short) c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
690 h->header_start = (u_short) c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
691 h->body_start = (u_short) c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
692 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
693 p = buf + sizeof(ngx_http_file_cache_header_t); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
694 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
695 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
|
696 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
697 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
698 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
699 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
|
700 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
701 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
702 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
703 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
704 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
705 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
706 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
707 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
|
708 { |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
709 off_t size, length; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
710 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
711 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
712 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
713 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
714 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
715 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
716 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
717 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
718 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
719 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
720 return; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
723 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
|
724 "http file cache update"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
725 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
726 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
727 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
728 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
729 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
730 uniq = 0; |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
731 length = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
732 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
733 ngx_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
|
734 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
735 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
736 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
737 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
738 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
739 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
740 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
741 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
742 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
743 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
744 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
|
745 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
746 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
747 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
748 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
|
749 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
|
750 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
|
751 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
752 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
753 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
754 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
755 uniq = ngx_file_uniq(&fi); |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
756 length = ngx_file_size(&fi); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
757 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
758 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
759 |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
760 size = (length + cache->bsize - 1) / cache->bsize; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
761 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
762 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
763 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
764 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
765 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
767 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
768 size = size - (c->node->length + cache->bsize - 1) / cache->bsize; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
769 |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
770 c->node->length = length; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
771 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
772 cache->sh->size += size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
773 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
775 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
776 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
777 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
778 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
779 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
780 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
781 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
786 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
788 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 "http file cache send: %s", c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
797 /* 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
|
798 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
799 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
801 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
802 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
803 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
804 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
|
805 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
806 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
807 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
808 |
3400
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
809 r->header_only = (c->length - c->body_start) == 0; |
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
810 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 rc = ngx_http_send_header(r); |
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 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
|
814 return rc; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
817 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
818 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
819 |
3400
8e407e7c899e
fix a cached zero-length body case
Igor Sysoev <igor@sysoev.ru>
parents:
3369
diff
changeset
|
820 b->in_file = 1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
821 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
822 b->last_in_chain = 1; |
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 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
825 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
826 b->file->log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 out.next = NULL; |
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 return ngx_http_output_filter(r, &out); |
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 |
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 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 ngx_http_file_cache_free(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
|
837 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
840 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
841 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
844 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
845 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
846 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
850 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
851 ngx_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
|
852 "http file cache free"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
853 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
854 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
855 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 if (c->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 c->node->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 c->node->valid_msec = c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
861 c->node->error = c->error; |
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 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
864 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
865 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
866 ngx_shmtx_unlock(&cache->shpool->mutex); |
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 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 if (tf && tf->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
871 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
874 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
875 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
|
876 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
877 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
878 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
879 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
881 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 ngx_http_cache_t *c = data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
891 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
893 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
894 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
895 c->updated = 1; |
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 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
|
898 "http file cache cleanup"); |
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 if (c->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
901 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
902 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
903 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
904 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
905 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
906 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
908 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
909 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
910 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
911 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
912 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
913 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
914 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
915 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
|
916 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
917 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
918 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
919 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
920 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
921 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
922 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
923 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
924 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
925 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
|
926 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
927 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
928 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
929 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
|
930 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
931 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
|
932 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
933 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
934 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
935 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
936 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
|
937 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
938 wait = 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
939 tries = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
940 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
941 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
942 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
943 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
|
944 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
|
945 q = ngx_queue_prev(q)) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
946 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
947 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
|
948 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
949 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
|
950 "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:
2611
diff
changeset
|
951 fcn->count, fcn->exists, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
952 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
|
953 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
954 if (fcn->count) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
955 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
956 if (tries++ < 20) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
957 continue; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
958 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
959 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
960 wait = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
961 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
962 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
963 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
964 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
965 if (!fcn->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
966 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
967 ngx_queue_remove(q); |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
968 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
969 ngx_slab_free_locked(cache->shpool, fcn); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
970 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
971 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
972 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
973 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
974 ngx_http_file_cache_delete(cache, q, name); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
975 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
976 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
977 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
978 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
979 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
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980 |
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|
981 ngx_free(name); |
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|
982 |
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|
983 return wait; |
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|
984 } |
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|
985 |
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|
986 |
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|
987 static time_t |
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988 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
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989 { |
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990 u_char *name, *p; |
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991 size_t len; |
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|
992 time_t now, wait; |
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|
993 ngx_path_t *path; |
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|
994 ngx_queue_t *q; |
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995 ngx_http_file_cache_node_t *fcn; |
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996 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
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|
997 |
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998 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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999 "http file cache expire"); |
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|
1000 |
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1001 path = cache->path; |
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1002 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1003 |
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1004 name = ngx_alloc(len + 1, ngx_cycle->log); |
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1005 if (name == NULL) { |
2694
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1006 return 10; |
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|
1007 } |
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|
1008 |
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1009 ngx_memcpy(name, path->name.data, path->name.len); |
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1010 |
2592
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1011 now = ngx_time(); |
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|
1012 |
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|
1013 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1014 |
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|
1015 for ( ;; ) { |
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diff
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|
1016 |
2720
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diff
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|
1017 if (ngx_queue_empty(&cache->sh->queue)) { |
2694
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|
1018 wait = 10; |
2592
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|
1019 break; |
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|
1020 } |
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|
1021 |
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|
1022 q = ngx_queue_last(&cache->sh->queue); |
2592
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|
1023 |
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|
1024 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1025 |
2616
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|
1026 wait = fcn->expire - now; |
2592
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|
1027 |
2616
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|
1028 if (wait > 0) { |
2694
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set cache manager maximum sleep time to 10s
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|
1029 wait = wait > 10 ? 10 : wait; |
2616
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|
1030 break; |
2592
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|
1031 } |
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|
1032 |
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|
1033 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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diff
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|
1034 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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diff
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|
1035 fcn->count, fcn->exists, |
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diff
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|
1036 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1037 |
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|
1038 if (fcn->count) { |
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|
1039 |
2616
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|
1040 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1041 sizeof(ngx_rbtree_key_t)); |
2592
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diff
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|
1042 |
2616
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diff
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|
1043 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1044 (void) ngx_hex_dump(p, fcn->key, len); |
2592
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diff
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|
1045 |
2616
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|
1046 /* |
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introduce cache manager instead of cache cleaner
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|
1047 * abnormally exited workers may leave locked cache entries, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1048 * and although it may be safe to remove them completely, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1049 * we prefer to remove them from inactive queue and rbtree |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1050 * only, and to allow other leaks |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1051 */ |
2592
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|
1052 |
2616
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diff
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|
1053 ngx_queue_remove(q); |
2720
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2716
diff
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|
1054 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2592
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|
1055 |
2616
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|
1056 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, |
2604
2a35ed59827d
fix logged long locked cache entry name and add count
Igor Sysoev <igor@sysoev.ru>
parents:
2603
diff
changeset
|
1057 "ignore long locked inactive cache entry %*s, count:%d", |
2a35ed59827d
fix logged long locked cache entry name and add count
Igor Sysoev <igor@sysoev.ru>
parents:
2603
diff
changeset
|
1058 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); |
2592
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diff
changeset
|
1059 |
2616
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introduce cache manager instead of cache cleaner
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diff
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|
1060 continue; |
2592
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diff
changeset
|
1061 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1062 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1063 if (!fcn->exists) { |
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diff
changeset
|
1064 |
3a8a53c0c42f
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633
diff
changeset
|
1065 ngx_queue_remove(q); |
2720
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Igor Sysoev <igor@sysoev.ru>
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2716
diff
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|
1066 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2592
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diff
changeset
|
1067 ngx_slab_free_locked(cache->shpool, fcn); |
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parents:
633
diff
changeset
|
1068 |
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a prelimiary proxy cache support
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parents:
633
diff
changeset
|
1069 continue; |
3a8a53c0c42f
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parents:
633
diff
changeset
|
1070 } |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
1071 |
2616
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1072 ngx_http_file_cache_delete(cache, q, name); |
2592
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parents:
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diff
changeset
|
1073 } |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
1074 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1075 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
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diff
changeset
|
1076 |
2616
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diff
changeset
|
1077 ngx_free(name); |
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diff
changeset
|
1078 |
2592
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parents:
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diff
changeset
|
1079 return wait; |
3a8a53c0c42f
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parents:
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diff
changeset
|
1080 } |
3a8a53c0c42f
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633
diff
changeset
|
1081 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1082 |
2616
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diff
changeset
|
1083 static void |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1084 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1085 u_char *name) |
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parents:
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diff
changeset
|
1086 { |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1087 u_char *p; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1088 size_t len; |
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parents:
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diff
changeset
|
1089 ngx_path_t *path; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1090 ngx_http_file_cache_node_t *fcn; |
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diff
changeset
|
1091 |
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diff
changeset
|
1092 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1093 |
2720
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1094 cache->sh->size -= (fcn->length + cache->bsize - 1) / cache->bsize; |
2616
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1095 |
d19979e0d980
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parents:
2611
diff
changeset
|
1096 path = cache->path; |
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parents:
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diff
changeset
|
1097 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1098 p = name + path->name.len + 1 + path->len; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1099 |
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1100 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, sizeof(ngx_rbtree_key_t)); |
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1101 |
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1102 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1103 p = ngx_hex_dump(p, fcn->key, len); |
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1104 *p = '\0'; |
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1105 |
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1106 ngx_queue_remove(q); |
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1107 |
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1108 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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1109 |
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1110 ngx_slab_free_locked(cache->shpool, fcn); |
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1111 |
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1112 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1113 |
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1114 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1115 |
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1116 ngx_create_hashed_filename(path, name, len); |
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1117 |
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1118 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1119 "http file cache expire: \"%s\"", name); |
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1120 |
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1121 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1122 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1123 ngx_delete_file_n " \"%s\" failed", name); |
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1124 } |
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1125 |
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1126 ngx_shmtx_lock(&cache->shpool->mutex); |
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1127 } |
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1128 |
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1129 |
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1130 static time_t |
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1131 ngx_http_file_cache_manager(void *data) |
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1132 { |
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1133 ngx_http_file_cache_t *cache = data; |
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1134 |
3018 | 1135 off_t size; |
1136 time_t next; | |
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1137 |
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1138 next = ngx_http_file_cache_expire(cache); |
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1139 |
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1140 cache->last = ngx_current_msec; |
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1141 cache->files = 0; |
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1142 |
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1143 for ( ;; ) { |
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1144 ngx_shmtx_lock(&cache->shpool->mutex); |
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1145 |
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1146 size = cache->sh->size; |
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1147 |
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1148 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1149 |
2631 | 1150 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1151 "http file cache size: %O", size); | |
1152 | |
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1153 if (size < cache->max_size) { |
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1154 return next; |
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1155 } |
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1156 |
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1157 next = ngx_http_file_cache_forced_expire(cache); |
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1158 |
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1159 if (ngx_http_file_cache_manager_sleep(cache) != NGX_OK) { |
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1160 return next; |
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1161 } |
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1162 } |
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1163 } |
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1164 |
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1165 |
3018 | 1166 static void |
1167 ngx_http_file_cache_loader(void *data) | |
1168 { | |
1169 ngx_http_file_cache_t *cache = data; | |
1170 | |
1171 ngx_tree_ctx_t tree; | |
1172 | |
1173 if (!cache->sh->cold || cache->sh->loading) { | |
1174 return; | |
1175 } | |
1176 | |
1177 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1178 return; | |
1179 } | |
1180 | |
1181 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1182 "http file cache loader"); | |
1183 | |
1184 tree.init_handler = NULL; | |
1185 tree.file_handler = ngx_http_file_cache_manage_file; | |
1186 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1187 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1188 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1189 tree.data = cache; | |
1190 tree.alloc = 0; | |
1191 tree.log = ngx_cycle->log; | |
1192 | |
1193 cache->last = ngx_current_msec; | |
1194 cache->files = 0; | |
1195 | |
1196 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
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1197 cache->sh->loading = 0; |
3018 | 1198 return; |
1199 } | |
1200 | |
1201 cache->sh->cold = 0; | |
1202 cache->sh->loading = 0; | |
1203 | |
1204 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1205 "http file cache: %V %.3fM, bsize: %uz", | |
1206 &cache->path->name, | |
1207 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1208 cache->bsize); | |
1209 } | |
1210 | |
1211 | |
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1212 static ngx_int_t |
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1213 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache) |
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1214 { |
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1215 ngx_msec_t elapsed; |
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1216 |
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1217 if (cache->files++ > 100) { |
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1218 |
3475
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1219 ngx_time_update(); |
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1220 |
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1221 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1222 |
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1223 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1224 "http file cache manager time: %M", elapsed); |
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1225 |
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1226 if (elapsed > 200) { |
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1227 |
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1228 /* |
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1229 * if processing 100 files takes more than 200ms, |
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1230 * it seems that many operations require disk i/o, |
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1231 * therefore sleep 200ms |
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1232 */ |
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1233 |
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1234 ngx_msleep(200); |
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1235 |
3475
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1236 ngx_time_update(); |
2616
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1237 } |
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1238 |
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1239 cache->last = ngx_current_msec; |
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1240 cache->files = 0; |
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1241 } |
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1242 |
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1243 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1244 } |
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1245 |
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1246 |
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1247 static ngx_int_t |
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1248 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1249 { |
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1250 return NGX_OK; |
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1251 } |
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1252 |
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1253 |
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1254 static ngx_int_t |
2616
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1255 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1256 { |
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1257 ngx_http_file_cache_t *cache; |
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1258 |
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1259 cache = ctx->data; |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1260 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1261 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1262 (void) ngx_http_file_cache_delete_file(ctx, path); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1263 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1264 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1265 return ngx_http_file_cache_manager_sleep(cache); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1266 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1267 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1268 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1269 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1270 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1271 { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1272 u_char *p; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1273 ngx_fd_t fd; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1274 ngx_int_t n; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1275 ngx_uint_t i; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1276 ngx_file_info_t fi; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1277 ngx_http_cache_t c; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1278 ngx_http_file_cache_t *cache; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1279 ngx_http_file_cache_header_t h; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1280 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1281 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1282 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1283 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1284 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1285 ngx_memzero(&c, sizeof(ngx_http_cache_t)); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1286 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1287 fd = ngx_open_file(name->data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1288 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1289 if (fd == NGX_INVALID_FILE) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1290 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1291 ngx_open_file_n " \"%s\" failed", name->data); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1292 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1293 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1294 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1295 c.file.fd = fd; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1296 c.file.name = *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1297 c.file.log = ctx->log; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1298 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1299 n = ngx_read_file(&c.file, (u_char *) &h, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1300 sizeof(ngx_http_file_cache_header_t), 0); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1301 if (n == NGX_ERROR) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1302 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1303 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1304 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1305 if ((size_t) n < sizeof(ngx_http_file_cache_header_t)) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1306 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1307 "cache file \"%s\" is too small", name->data); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1308 return NGX_ERROR; |
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parents:
2611
diff
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|
1309 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1310 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1311 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1312 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1313 ngx_fd_info_n " \"%s\" failed", name->data); |
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introduce cache manager instead of cache cleaner
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diff
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|
1314 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1315 } else { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1316 c.uniq = ngx_file_uniq(&fi); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1317 c.valid_sec = h.valid_sec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1318 c.valid_msec = h.valid_msec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1319 c.body_start = h.body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1320 c.length = ngx_file_size(&fi); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1321 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1322 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1323 if (ngx_close_file(fd) == NGX_FILE_ERROR) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1324 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1325 ngx_close_file_n " \"%s\" failed", name->data); |
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parents:
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diff
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|
1326 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1327 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1328 if (c.body_start == 0) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1329 return NGX_ERROR; |
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introduce cache manager instead of cache cleaner
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parents:
2611
diff
changeset
|
1330 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1331 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1332 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1333 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1334 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
|
1335 n = ngx_hextoi(p, 2); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1336 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1337 if (n == NGX_ERROR) { |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1338 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1339 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1340 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1341 p += 2; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1342 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1343 c.key[i] = (u_char) n; |
2592
3a8a53c0c42f
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parents:
633
diff
changeset
|
1344 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1345 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1346 cache = ctx->data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1347 |
2616
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parents:
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diff
changeset
|
1348 return ngx_http_file_cache_add(cache, &c); |
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parents:
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diff
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|
1349 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1350 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1351 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1352 static ngx_int_t |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1353 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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diff
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|
1354 { |
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diff
changeset
|
1355 ngx_http_file_cache_node_t *fcn; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1356 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1357 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1358 |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1359 fcn = ngx_http_file_cache_lookup(cache, c->key); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1360 |
d19979e0d980
introduce cache manager instead of cache cleaner
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diff
changeset
|
1361 if (fcn == NULL) { |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1362 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1363 fcn = ngx_slab_alloc_locked(cache->shpool, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1364 sizeof(ngx_http_file_cache_node_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1365 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1366 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1367 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1368 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1369 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1370 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1371 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1372 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1373 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1374 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1375 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1376 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1377 fcn->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1378 fcn->count = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1379 fcn->valid_msec = c->valid_msec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1380 fcn->error = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1381 fcn->exists = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1382 fcn->uniq = c->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1383 fcn->valid_sec = c->valid_sec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1384 fcn->body_start = c->body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1385 fcn->length = c->length; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1386 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1387 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1388 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1389 } else { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1390 ngx_queue_remove(&fcn->queue); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1391 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1392 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1393 fcn->expire = ngx_time() + cache->inactive; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1394 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1395 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
|
1396 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1397 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1398 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1399 return NGX_OK; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1400 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1401 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1402 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1403 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1404 ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1405 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1406 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
|
1407 "http file cache delete: \"%s\"", path->data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1408 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1409 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1410 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1411 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1412 } |
477 | 1413 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1414 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1415 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1416 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1417 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1418 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1419 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
|
1420 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1421 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1422 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
|
1423 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1424 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
|
1425 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1426 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1427 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1428 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1429 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
|
1430 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1431 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1432 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
|
1433 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1434 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1435 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1436 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
|
1437 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1438 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1439 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1440 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1441 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1442 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1443 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1444 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1445 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
|
1446 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1447 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1448 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1449 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1450 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1451 ngx_str_t s, name, *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1452 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1453 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1454 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1455 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
|
1456 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1457 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1458 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1459 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1460 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
|
1461 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1462 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1463 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1464 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1465 inactive = 600; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1466 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1467 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1468 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1469 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1470 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1471 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1472 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1473 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1474 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1475 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
|
1476 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1477 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1478 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1479 if (ngx_conf_full_name(cf->cycle, &cache->path->name, 0) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1480 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1481 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1482 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1483 for (i = 2; i < cf->args->nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1484 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1485 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1486 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1487 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1488 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1489 |
2671 | 1490 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1491 |
2671 | 1492 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1493 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1494 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1495 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1496 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1497 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1498 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1499 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 |
2671 | 1501 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1502 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1503 } |
2671 | 1504 |
1505 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1506 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1507 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1508 goto invalid_levels; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1509 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1510 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1511 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1512 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1513 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1514 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1515 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1516 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1517 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1518 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1519 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1520 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1521 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1522 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
|
1523 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1524 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1525 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1526 p = (u_char *) ngx_strchr(name.data, ':'); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1527 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1528 if (p) { |
2716
d5896f6608e8
move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2694
diff
changeset
|
1529 *p = '\0'; |
d5896f6608e8
move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2694
diff
changeset
|
1530 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1531 name.len = p - name.data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1532 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1533 p++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1534 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1535 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1536 s.data = p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1537 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1538 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1539 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1540 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1541 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1542 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1543 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1544 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1545 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1546 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1547 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1548 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1549 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1550 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1551 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1552 s.data = value[i].data + 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1553 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1554 inactive = ngx_parse_time(&s, 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1555 if (inactive < 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1556 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1557 "invalid inactive value \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1558 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1559 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1560 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1561 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1562 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1563 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1564 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
|
1565 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1566 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1567 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1568 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1569 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1570 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1571 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
|
1572 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1573 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1574 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1575 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1576 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1577 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1578 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1579 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1580 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1581 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1582 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1583 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1584 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1585 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1586 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1587 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1588 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1589 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1590 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1591 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1592 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1593 cache->path->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1594 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1595 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1596 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1597 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1598 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1599 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
|
1600 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1601 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1602 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1603 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1604 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1605 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1606 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1607 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1608 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1609 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1610 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1611 cache->shm_zone->init = ngx_http_file_cache_init; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1612 cache->shm_zone->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1613 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1614 cache->inactive = inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1615 cache->max_size = max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1616 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1617 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1618 } |
477 | 1619 |
1620 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1621 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1622 ngx_http_file_cache_valid_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1623 void *conf) |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1624 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1625 char *p = conf; |
202
74994aeef848
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1626 |
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1627 time_t valid; |
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1628 ngx_str_t *value; |
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1629 ngx_uint_t i, n, status; |
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1630 ngx_array_t **a; |
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1631 ngx_http_cache_valid_t *v; |
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1632 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1633 |
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1634 a = (ngx_array_t **) (p + cmd->offset); |
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1635 |
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1636 if (*a == NGX_CONF_UNSET_PTR) { |
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1637 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t)); |
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1638 if (*a == NULL) { |
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1639 return NGX_CONF_ERROR; |
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1640 } |
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1641 } |
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1642 |
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1643 value = cf->args->elts; |
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1644 n = cf->args->nelts - 1; |
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1645 |
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1646 valid = ngx_parse_time(&value[n], 1); |
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1647 if (valid < 0) { |
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1648 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1649 "invalid time value \"%V\"", &value[n]); |
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1650 return NGX_CONF_ERROR; |
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1651 } |
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1652 |
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1653 if (n == 1) { |
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1654 |
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1655 for (i = 0; i < 3; i++) { |
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1656 v = ngx_array_push(*a); |
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1657 if (v == NULL) { |
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1658 return NGX_CONF_ERROR; |
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1659 } |
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1660 |
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1661 v->status = statuses[i]; |
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1662 v->valid = valid; |
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1663 } |
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1664 |
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1665 return NGX_CONF_OK; |
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1666 } |
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1667 |
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1668 for (i = 1; i < n; i++) { |
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1669 |
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1670 if (ngx_strcmp(value[i].data, "any") == 0) { |
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1671 |
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1672 status = 0; |
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1673 |
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1674 } else { |
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1675 |
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1676 status = ngx_atoi(value[i].data, value[i].len); |
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1677 if (status < 100) { |
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1678 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1679 "invalid status \"%V\"", &value[i]); |
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1680 return NGX_CONF_ERROR; |
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1681 } |
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1682 } |
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1683 |
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1684 v = ngx_array_push(*a); |
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1685 if (v == NULL) { |
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1686 return NGX_CONF_ERROR; |
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1687 } |
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1688 |
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1689 v->status = status; |
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1690 v->valid = valid; |
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1691 } |
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1692 |
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1693 return NGX_CONF_OK; |
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1694 } |