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annotate src/http/ngx_http_file_cache.c @ 3178:975f0558aab3
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author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 30 Sep 2009 13:21:52 +0000 |
parents | 47b7b6ac433e |
children | b495a56f1f24 |
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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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> |
202
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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 #if (NGX_HAVE_FILE_AIO) |
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16 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); |
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17 #endif |
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18 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, |
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19 ngx_http_cache_t *c); |
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20 static ngx_http_file_cache_node_t * |
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21 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); |
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22 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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23 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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24 static void ngx_http_file_cache_cleanup(void *data); |
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25 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); |
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26 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); |
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27 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, |
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28 ngx_queue_t *q, u_char *name); |
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29 static ngx_int_t |
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30 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache); |
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31 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, |
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32 ngx_str_t *path); |
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33 static ngx_int_t ngx_http_file_cache_manage_file(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_add_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(ngx_http_file_cache_t *cache, |
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38 ngx_http_cache_t *c); |
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39 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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40 ngx_str_t *path); |
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41 |
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42 |
2952 | 43 ngx_str_t ngx_http_cache_status[] = { |
44 ngx_string("MISS"), | |
45 ngx_string("EXPIRED"), | |
46 ngx_string("STALE"), | |
47 ngx_string("UPDATING"), | |
48 ngx_string("HIT") | |
49 }; | |
50 | |
51 | |
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52 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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53 |
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54 |
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55 static ngx_int_t |
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56 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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57 { |
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58 ngx_http_file_cache_t *ocache = data; |
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59 |
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60 size_t len; |
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61 ngx_uint_t n; |
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62 ngx_http_file_cache_t *cache; |
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63 |
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64 cache = shm_zone->data; |
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65 |
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66 if (ocache) { |
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67 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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68 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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69 "cache \"%V\" uses the \"%V\" cache path " |
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70 "while previously it used the \"%V\" cache path", |
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71 &shm_zone->shm.name, &cache->path->name, |
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72 &ocache->path->name); |
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73 |
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74 return NGX_ERROR; |
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75 } |
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76 |
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77 for (n = 0; n < 3; n++) { |
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78 if (cache->path->level[n] != ocache->path->level[n]) { |
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79 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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80 "cache \"%V\" had previously different levels", |
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81 &shm_zone->shm.name); |
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82 return NGX_ERROR; |
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83 } |
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84 } |
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85 |
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86 cache->sh = ocache->sh; |
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87 |
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88 cache->shpool = ocache->shpool; |
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89 cache->bsize = ocache->bsize; |
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90 |
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91 cache->max_size /= cache->bsize; |
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92 |
3018 | 93 if (!cache->sh->cold || cache->sh->loading) { |
94 cache->path->loader = NULL; | |
95 } | |
96 | |
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97 return NGX_OK; |
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98 } |
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99 |
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100 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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101 |
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102 if (shm_zone->shm.exists) { |
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103 cache->sh = cache->shpool->data; |
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104 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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105 |
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106 return NGX_OK; |
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107 } |
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108 |
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109 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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110 if (cache->sh == NULL) { |
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111 return NGX_ERROR; |
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112 } |
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113 |
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114 cache->shpool->data = cache->sh; |
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115 |
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116 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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117 ngx_http_file_cache_rbtree_insert_value); |
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118 |
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119 ngx_queue_init(&cache->sh->queue); |
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120 |
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121 cache->sh->cold = 1; |
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123 cache->sh->size = 0; |
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124 |
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125 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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126 |
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127 cache->max_size /= cache->bsize; |
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128 |
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129 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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130 |
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131 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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132 if (cache->shpool->log_ctx == NULL) { |
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133 return NGX_ERROR; |
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134 } |
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135 |
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136 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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137 &shm_zone->shm.name); |
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138 |
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139 return NGX_OK; |
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140 } |
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141 |
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142 |
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143 void |
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144 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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145 { |
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146 size_t len; |
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147 ngx_str_t *key; |
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148 ngx_uint_t i; |
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149 ngx_md5_t md5; |
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150 ngx_http_cache_t *c; |
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151 |
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152 c = r->cache; |
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153 |
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154 len = 0; |
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155 |
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156 ngx_crc32_init(c->crc32); |
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157 ngx_md5_init(&md5); |
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158 |
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159 key = c->keys.elts; |
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160 for (i = 0; i < c->keys.nelts; i++) { |
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161 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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162 "http cache key: \"%V\"", &key[i]); |
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163 |
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164 len += key[i].len; |
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165 |
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166 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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167 ngx_md5_update(&md5, key[i].data, key[i].len); |
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168 } |
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169 |
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170 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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171 + sizeof(ngx_http_file_cache_key) + len + 1; |
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172 |
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173 ngx_crc32_final(c->crc32); |
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174 ngx_md5_final(c->key, &md5); |
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175 } |
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176 |
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177 |
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178 ngx_int_t |
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179 ngx_http_file_cache_open(ngx_http_request_t *r) |
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180 { |
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181 u_char *p; |
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182 ngx_int_t rc, rv; |
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183 ngx_uint_t cold, test; |
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184 ngx_path_t *path; |
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185 ngx_http_cache_t *c; |
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186 ngx_pool_cleanup_t *cln; |
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187 ngx_open_file_info_t of; |
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188 ngx_http_file_cache_t *cache; |
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189 ngx_http_core_loc_conf_t *clcf; |
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190 |
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191 c = r->cache; |
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192 |
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193 if (c->buf) { |
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194 return ngx_http_file_cache_read(r, c); |
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195 } |
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196 |
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197 cache = c->file_cache; |
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198 |
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199 cln = ngx_pool_cleanup_add(r->pool, 0); |
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200 if (cln == NULL) { |
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201 return NGX_ERROR; |
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202 } |
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203 |
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204 rc = ngx_http_file_cache_exists(cache, c); |
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205 |
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206 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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207 "http file cache exists: %i e:%d", rc, c->exists); |
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208 |
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209 if (rc == NGX_ERROR) { |
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210 return rc; |
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211 } |
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212 |
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213 cln->handler = ngx_http_file_cache_cleanup; |
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214 cln->data = c; |
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215 |
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216 if (rc == NGX_AGAIN) { |
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217 return NGX_HTTP_CACHE_SCARCE; |
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218 } |
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219 |
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220 cold = cache->sh->cold; |
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221 |
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222 if (rc == NGX_OK) { |
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223 |
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224 if (c->error) { |
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225 return c->error; |
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226 } |
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227 |
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228 c->temp_file = 1; |
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229 test = c->exists ? 1 : 0; |
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230 rv = NGX_DECLINED; |
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231 |
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232 } else { /* rc == NGX_DECLINED */ |
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233 |
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234 if (c->min_uses > 1) { |
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235 |
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236 if (!cold) { |
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237 return NGX_HTTP_CACHE_SCARCE; |
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238 } |
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239 |
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240 test = 1; |
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241 rv = NGX_HTTP_CACHE_SCARCE; |
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242 |
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243 } else { |
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244 c->temp_file = 1; |
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245 test = cold ? 1 : 0; |
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246 rv = NGX_DECLINED; |
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247 } |
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248 } |
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249 |
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250 path = cache->path; |
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251 |
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252 c->file.name.len = path->name.len + 1 + path->len |
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253 + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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254 |
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255 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); |
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256 if (c->file.name.data == NULL) { |
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257 return NGX_ERROR; |
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258 } |
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259 |
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260 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); |
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261 |
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262 p = c->file.name.data + path->name.len + 1 + path->len; |
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263 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); |
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264 *p = '\0'; |
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265 |
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266 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); |
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267 |
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268 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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269 "cache file: \"%s\"", c->file.name.data); |
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270 |
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271 if (!test) { |
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272 return NGX_DECLINED; |
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273 } |
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274 |
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275 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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276 |
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277 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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278 |
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279 of.uniq = c->uniq; |
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280 of.valid = clcf->open_file_cache_valid; |
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281 of.min_uses = clcf->open_file_cache_min_uses; |
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282 of.events = clcf->open_file_cache_events; |
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283 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 284 of.read_ahead = clcf->read_ahead; |
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285 |
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286 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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287 != NGX_OK) |
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288 { |
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289 switch (of.err) { |
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290 |
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291 case 0: |
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292 return NGX_ERROR; |
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293 |
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294 case NGX_ENOENT: |
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295 case NGX_ENOTDIR: |
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296 return rv; |
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297 |
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298 default: |
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299 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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300 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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301 return NGX_ERROR; |
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302 } |
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303 } |
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304 |
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305 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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306 "http file cache fd: %d", of.fd); |
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307 |
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308 c->file.fd = of.fd; |
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309 c->file.log = r->connection->log; |
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310 c->uniq = of.uniq; |
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311 c->length = of.size; |
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312 |
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313 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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314 if (c->buf == NULL) { |
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315 return NGX_ERROR; |
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316 } |
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317 |
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318 return ngx_http_file_cache_read(r, c); |
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319 } |
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320 |
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321 |
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322 static ngx_int_t |
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323 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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324 { |
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325 time_t now; |
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326 ssize_t n; |
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327 ngx_int_t rc; |
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328 ngx_http_file_cache_t *cache; |
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329 ngx_http_file_cache_header_t *h; |
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330 |
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331 c = r->cache; |
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332 |
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333 #if (NGX_HAVE_FILE_AIO) |
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334 { |
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335 ngx_http_core_loc_conf_t *clcf; |
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336 |
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337 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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338 |
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339 if (clcf->aio) { |
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340 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); |
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341 |
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342 if (n == NGX_AGAIN) { |
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343 c->file.aio->data = r; |
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344 c->file.aio->handler = ngx_http_cache_aio_event_handler; |
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345 |
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346 r->main->blocked++; |
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347 r->aio = 1; |
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348 |
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349 return NGX_AGAIN; |
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350 } |
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351 |
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352 } else { |
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353 n = ngx_read_file(&c->file, c->buf->pos, c->body_start, 0); |
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354 } |
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355 } |
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356 #else |
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357 |
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358 n = ngx_read_file(&c->file, c->buf->pos, c->body_start, 0); |
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359 |
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360 #endif |
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361 |
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362 if (n == NGX_ERROR) { |
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363 return n; |
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364 } |
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365 |
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366 if ((size_t) n <= c->header_start) { |
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367 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 368 "cache file \"%s\" is too small", c->file.name.data); |
202
74994aeef848
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
369 return NGX_ERROR; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
370 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
371 |
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a prelimiary proxy cache support
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633
diff
changeset
|
372 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
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parents:
diff
changeset
|
373 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
374 if (h->crc32 != c->crc32 || (size_t) h->header_start != c->header_start) { |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
633
diff
changeset
|
375 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
376 "cache file \"%s\" has md5 collision", c->file.name.data); |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
377 return NGX_DECLINED; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
378 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
379 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
380 c->buf->last += n; |
477 | 381 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
382 c->valid_sec = h->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
383 c->last_modified = h->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
384 c->date = h->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
385 c->valid_msec = h->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
386 c->body_start = h->body_start; |
477 | 387 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
388 r->cached = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
389 |
3052
6060225e9261
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3024
diff
changeset
|
390 cache = c->file_cache; |
6060225e9261
FreeBSD and Linux AIO support
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parents:
3024
diff
changeset
|
391 |
6060225e9261
FreeBSD and Linux AIO support
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3024
diff
changeset
|
392 if (cache->sh->cold) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
393 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
394 ngx_shmtx_lock(&cache->shpool->mutex); |
477 | 395 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
396 if (!c->node->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
397 c->node->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
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parents:
2611
diff
changeset
|
398 c->node->body_start = c->body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
399 c->node->exists = 1; |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
400 c->node->uniq = c->uniq; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
401 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
402 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
|
403 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
404 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
405 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
406 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
407 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
408 now = ngx_time(); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
409 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
410 if (c->valid_sec < now) { |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
411 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
412 ngx_shmtx_lock(&cache->shpool->mutex); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
413 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
414 if (c->node->updating) { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
415 rc = NGX_HTTP_CACHE_UPDATING; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
416 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
417 } else { |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
418 c->node->updating = 1; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
419 rc = NGX_HTTP_CACHE_STALE; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
420 } |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
421 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
422 ngx_shmtx_unlock(&cache->shpool->mutex); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
423 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
424 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
425 "http file cache expired: %i %T %T", |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
426 rc, c->valid_sec, now); |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
427 |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
428 return rc; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
429 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
430 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
431 return NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
432 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
433 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
434 |
3052
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
435 #if (NGX_HAVE_FILE_AIO) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
436 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
437 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
438 static void |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
439 ngx_http_cache_aio_event_handler(ngx_event_t *ev) |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
440 { |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
441 ngx_event_aio_t *aio; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
442 ngx_http_request_t *r; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
443 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
444 aio = ev->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
445 r = aio->data; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
446 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
447 r->main->blocked--; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
448 r->aio = 0; |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
449 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
450 r->connection->write->handler(r->connection->write); |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
451 } |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
452 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
453 #endif |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
454 |
6060225e9261
FreeBSD and Linux AIO support
Igor Sysoev <igor@sysoev.ru>
parents:
3024
diff
changeset
|
455 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
456 static ngx_int_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
457 ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
458 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
459 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
460 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
461 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
462 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
463 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
464 fcn = ngx_http_file_cache_lookup(cache, c->key); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
465 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
466 if (fcn) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
467 ngx_queue_remove(&fcn->queue); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
468 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
469 if (fcn->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
470 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
471 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
472 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
473 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
474 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
475 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
476 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
477 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
478 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
479 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
480 fcn->uses++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
481 fcn->count++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
482 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
483 if (fcn->exists) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
484 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
485 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
486 c->body_start = fcn->body_start; |
2592
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 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
489 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
490 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
491 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
492 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
493 if (fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
494 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
495 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
496 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
497 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
498 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
499 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
500 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
501 rc = NGX_AGAIN; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
502 } |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
507 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
508 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
509 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
510 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
511 |
2693 | 512 (void) ngx_http_file_cache_forced_expire(cache); |
2592
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 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
515 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
516 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
520 goto failed; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
521 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
522 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
524 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
|
525 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
526 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
|
527 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
|
528 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
529 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
530 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
533 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
534 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
535 fcn->uses = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
536 fcn->count = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
537 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
538 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
539 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
540 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
541 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
542 fcn->body_start = 0; |
2632 | 543 fcn->length = 0; |
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 done: |
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 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
548 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
549 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
|
550 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
551 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
552 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
553 c->node = fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
554 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
555 failed: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
556 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
557 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
558 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
559 return rc; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
562 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
563 static ngx_http_file_cache_node_t * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
564 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
|
565 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
566 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
567 ngx_rbtree_key_t node_key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
568 ngx_rbtree_node_t *node, *sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
569 ngx_http_file_cache_node_t *fcn; |
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_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
|
572 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
573 node = cache->sh->rbtree.root; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
574 sentinel = cache->sh->rbtree.sentinel; |
2592
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 while (node != sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
577 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
578 if (node_key < node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
579 node = node->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
580 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
581 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
582 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
583 if (node_key > node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
584 node = node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
585 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
586 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
587 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
588 /* node_key == node->key */ |
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 do { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
591 fcn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
592 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
593 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
|
594 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
|
595 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
596 if (rc == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
597 return fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
598 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
599 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
600 node = (rc < 0) ? node->left : node->right; |
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 } while (node != sentinel && 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 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
605 } |
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 /* not found */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
608 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
609 return NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
610 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
611 |
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 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
614 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
|
615 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
|
616 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
617 ngx_rbtree_node_t **p; |
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diff
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618 ngx_http_file_cache_node_t *cn, *cnt; |
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|
619 |
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620 for ( ;; ) { |
3a8a53c0c42f
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parents:
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diff
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|
621 |
3a8a53c0c42f
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diff
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|
622 if (node->key < temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
changeset
|
623 |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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|
624 p = &temp->left; |
3a8a53c0c42f
a prelimiary proxy cache support
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|
625 |
3a8a53c0c42f
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diff
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|
626 } else if (node->key > temp->key) { |
3a8a53c0c42f
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diff
changeset
|
627 |
3a8a53c0c42f
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diff
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|
628 p = &temp->right; |
3a8a53c0c42f
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changeset
|
629 |
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630 } else { /* node->key == temp->key */ |
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|
631 |
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632 cn = (ngx_http_file_cache_node_t *) node; |
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633 cnt = (ngx_http_file_cache_node_t *) temp; |
3a8a53c0c42f
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|
634 |
3a8a53c0c42f
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diff
changeset
|
635 p = (ngx_memcmp(cn->key, cnt->key, |
3a8a53c0c42f
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parents:
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|
636 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
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|
637 < 0) |
3a8a53c0c42f
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parents:
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|
638 ? &temp->left : &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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639 } |
3a8a53c0c42f
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parents:
633
diff
changeset
|
640 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
641 if (*p == sentinel) { |
3a8a53c0c42f
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|
642 break; |
3a8a53c0c42f
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parents:
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diff
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|
643 } |
3a8a53c0c42f
a prelimiary proxy cache support
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changeset
|
644 |
3a8a53c0c42f
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diff
changeset
|
645 temp = *p; |
3a8a53c0c42f
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parents:
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|
646 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
647 |
3a8a53c0c42f
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diff
changeset
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648 *p = node; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
649 node->parent = temp; |
3a8a53c0c42f
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parents:
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diff
changeset
|
650 node->left = sentinel; |
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parents:
633
diff
changeset
|
651 node->right = sentinel; |
3a8a53c0c42f
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parents:
633
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652 ngx_rbt_red(node); |
3a8a53c0c42f
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633
diff
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|
653 } |
3a8a53c0c42f
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diff
changeset
|
654 |
3a8a53c0c42f
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parents:
633
diff
changeset
|
655 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
656 void |
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parents:
633
diff
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|
657 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
658 { |
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659 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; |
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a prelimiary proxy cache support
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parents:
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|
660 |
3a8a53c0c42f
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diff
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|
661 u_char *p; |
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diff
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|
662 ngx_str_t *key; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
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|
663 ngx_uint_t i; |
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|
664 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
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diff
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|
665 |
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|
666 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
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|
667 "http file cache set header"); |
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a prelimiary proxy cache support
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parents:
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diff
changeset
|
668 |
3a8a53c0c42f
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|
669 c = r->cache; |
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a prelimiary proxy cache support
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changeset
|
670 |
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diff
changeset
|
671 h->valid_sec = c->valid_sec; |
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parents:
633
diff
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|
672 h->last_modified = c->last_modified; |
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diff
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|
673 h->date = c->date; |
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parents:
633
diff
changeset
|
674 h->crc32 = c->crc32; |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
675 h->valid_msec = (u_short) c->valid_msec; |
3a8a53c0c42f
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parents:
633
diff
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|
676 h->header_start = (u_short) c->header_start; |
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a prelimiary proxy cache support
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parents:
633
diff
changeset
|
677 h->body_start = (u_short) c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
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|
678 |
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diff
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|
679 p = buf + sizeof(ngx_http_file_cache_header_t); |
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a prelimiary proxy cache support
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diff
changeset
|
680 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
681 p = ngx_cpymem(p, ngx_http_file_cache_key, sizeof(ngx_http_file_cache_key)); |
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633
diff
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|
682 |
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633
diff
changeset
|
683 key = c->keys.elts; |
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|
684 for (i = 0; i < c->keys.nelts; i++) { |
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a prelimiary proxy cache support
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diff
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|
685 p = ngx_copy(p, key[i].data, key[i].len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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diff
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|
686 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
687 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
688 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
689 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
690 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
691 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
692 void |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
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|
693 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>
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633
diff
changeset
|
694 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
695 off_t size; |
2592
3a8a53c0c42f
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diff
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|
696 ngx_int_t rc; |
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633
diff
changeset
|
697 ngx_file_uniq_t uniq; |
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diff
changeset
|
698 ngx_file_info_t fi; |
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
699 ngx_http_cache_t *c; |
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a prelimiary proxy cache support
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633
diff
changeset
|
700 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
701 ngx_http_file_cache_t *cache; |
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a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
702 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
703 c = r->cache; |
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 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
706 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
707 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
708 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
709 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
|
710 "http file cache update"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
711 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
712 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
713 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
714 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
715 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
716 uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
717 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
718 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
|
719 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
720 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
721 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
722 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
723 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
724 ext.time = -1; |
3a8a53c0c42f
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parents:
633
diff
changeset
|
725 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
726 ext.delete_file = 1; |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
727 ext.log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
728 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
729 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
|
730 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
731 if (rc == NGX_OK) { |
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 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
|
734 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
|
735 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
|
736 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
737 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
738 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
739 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
740 uniq = ngx_file_uniq(&fi); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
741 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
742 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
743 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
744 size = (c->length + cache->bsize - 1) / cache->bsize; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
745 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
746 ngx_shmtx_lock(&cache->shpool->mutex); |
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 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
749 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
750 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
751 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
752 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
|
753 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
754 c->node->length = c->length; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
755 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
756 cache->sh->size += size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
757 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
758 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
759 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
760 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
761 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
762 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
763 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
764 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
765 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
767 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
768 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
769 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
770 { |
3136
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
771 off_t size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
772 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
773 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
775 ngx_http_cache_t *c; |
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 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
778 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 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
|
780 "http file cache send: %s", c->file.name.data); |
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 /* 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
|
783 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
786 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
788 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 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
|
790 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 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
|
797 return rc; |
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 |
3136
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
800 size = c->length - c->body_start; |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
801 if (size == 0) { |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
802 return rc; |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
803 } |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
804 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
806 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
807 |
3136
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
808 b->in_file = size ? 1: 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
809 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
812 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
813 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 b->file->log = r->connection->log; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
815 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
816 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
817 out.next = NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
818 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
819 return ngx_http_output_filter(r, &out); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
821 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
822 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
823 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
824 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
|
825 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
826 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 c = r->cache; |
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 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
832 return; |
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 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 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
|
840 "http file cache free"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
841 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
843 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
844 c->node->count--; |
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 if (c->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 c->node->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 c->node->valid_msec = c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 c->node->error = c->error; |
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 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
852 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
853 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
854 ngx_shmtx_unlock(&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 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 if (tf && tf->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 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
|
859 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
861 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
862 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
|
863 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
|
864 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
865 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
866 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
867 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
868 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
870 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
871 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
874 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
875 ngx_http_cache_t *c = data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
876 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
877 ngx_http_file_cache_t *cache; |
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 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 return; |
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 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 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
|
886 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 if (c->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 return; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
892 cache = c->file_cache; |
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 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
895 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
896 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
897 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
898 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
899 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
900 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
901 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
902 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
903 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
|
904 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
905 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
906 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
907 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
908 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
909 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
910 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
911 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
912 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
913 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
|
914 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
915 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
916 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
917 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
|
918 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
919 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
|
920 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
921 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
922 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
923 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
924 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
|
925 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
926 wait = 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
927 tries = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
928 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
929 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
930 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
931 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
|
932 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
|
933 q = ngx_queue_prev(q)) |
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 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
|
936 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
937 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
|
938 "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
|
939 fcn->count, fcn->exists, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
940 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
|
941 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
942 if (fcn->count) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
943 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
944 if (tries++ < 20) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
945 continue; |
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 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
948 wait = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
949 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
950 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
951 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
952 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
953 if (!fcn->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
954 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
955 ngx_queue_remove(q); |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
956 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
|
957 ngx_slab_free_locked(cache->shpool, fcn); |
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 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
960 } |
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 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
|
963 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
964 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
965 } |
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_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
968 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
969 ngx_free(name); |
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 return wait; |
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 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
975 static time_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
976 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
977 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
978 u_char *name, *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
979 size_t len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
980 time_t now, wait; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
981 ngx_path_t *path; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
982 ngx_queue_t *q; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
983 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
984 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
985 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
986 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
987 "http file cache expire"); |
3a8a53c0c42f
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988 |
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989 path = cache->path; |
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990 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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991 |
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992 name = ngx_alloc(len + 1, ngx_cycle->log); |
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993 if (name == NULL) { |
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994 return 10; |
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995 } |
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996 |
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997 ngx_memcpy(name, path->name.data, path->name.len); |
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998 |
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999 now = ngx_time(); |
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1000 |
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1001 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1002 |
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1003 for ( ;; ) { |
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|
1004 |
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1005 if (ngx_queue_empty(&cache->sh->queue)) { |
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1006 wait = 10; |
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1007 break; |
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1008 } |
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1009 |
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1010 q = ngx_queue_last(&cache->sh->queue); |
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1011 |
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1012 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1013 |
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1014 wait = fcn->expire - now; |
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1015 |
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1016 if (wait > 0) { |
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1017 wait = wait > 10 ? 10 : wait; |
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1018 break; |
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1019 } |
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1020 |
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1021 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1022 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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1023 fcn->count, fcn->exists, |
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1024 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1025 |
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1026 if (fcn->count) { |
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1027 |
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1028 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
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1029 sizeof(ngx_rbtree_key_t)); |
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1030 |
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1031 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1032 (void) ngx_hex_dump(p, fcn->key, len); |
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1033 |
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1034 /* |
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1035 * abnormally exited workers may leave locked cache entries, |
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1036 * and although it may be safe to remove them completely, |
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1037 * we prefer to remove them from inactive queue and rbtree |
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1038 * only, and to allow other leaks |
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|
1039 */ |
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|
1040 |
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1041 ngx_queue_remove(q); |
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1042 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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|
1043 |
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1044 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, |
2604
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diff
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|
1045 "ignore long locked inactive cache entry %*s, count:%d", |
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1046 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); |
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|
1047 |
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|
1048 continue; |
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1049 } |
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|
1050 |
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1051 if (!fcn->exists) { |
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|
1052 |
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|
1053 ngx_queue_remove(q); |
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|
1054 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2592
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|
1055 ngx_slab_free_locked(cache->shpool, fcn); |
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diff
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|
1056 |
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diff
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|
1057 continue; |
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|
1058 } |
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|
1059 |
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|
1060 ngx_http_file_cache_delete(cache, q, name); |
2592
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1061 } |
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|
1062 |
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|
1063 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1064 |
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1065 ngx_free(name); |
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|
1066 |
2592
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|
1067 return wait; |
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|
1068 } |
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|
1069 |
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|
1070 |
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|
1071 static void |
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|
1072 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
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1073 u_char *name) |
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1074 { |
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|
1075 u_char *p; |
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|
1076 size_t len; |
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|
1077 ngx_path_t *path; |
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|
1078 ngx_http_file_cache_node_t *fcn; |
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|
1079 |
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1080 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1081 |
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|
1082 cache->sh->size -= (fcn->length + cache->bsize - 1) / cache->bsize; |
2616
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|
1083 |
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|
1084 path = cache->path; |
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|
1085 |
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|
1086 p = name + path->name.len + 1 + path->len; |
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|
1087 |
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|
1088 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, sizeof(ngx_rbtree_key_t)); |
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|
1089 |
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|
1090 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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|
1091 p = ngx_hex_dump(p, fcn->key, len); |
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|
1092 *p = '\0'; |
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|
1093 |
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|
1094 ngx_queue_remove(q); |
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|
1095 |
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|
1096 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2616
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|
1097 |
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|
1098 ngx_slab_free_locked(cache->shpool, fcn); |
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|
1099 |
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|
1100 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1101 |
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|
1102 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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|
1103 |
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|
1104 ngx_create_hashed_filename(path, name, len); |
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|
1105 |
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|
1106 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1107 "http file cache expire: \"%s\"", name); |
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1108 |
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1109 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1110 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1111 ngx_delete_file_n " \"%s\" failed", name); |
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1112 } |
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1113 |
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1114 ngx_shmtx_lock(&cache->shpool->mutex); |
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1115 } |
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1116 |
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1117 |
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1118 static time_t |
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1119 ngx_http_file_cache_manager(void *data) |
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1120 { |
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1121 ngx_http_file_cache_t *cache = data; |
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1122 |
3018 | 1123 off_t size; |
1124 time_t next; | |
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1125 |
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1126 next = ngx_http_file_cache_expire(cache); |
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1127 |
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1128 cache->last = ngx_current_msec; |
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1129 cache->files = 0; |
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1130 |
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1131 for ( ;; ) { |
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1132 ngx_shmtx_lock(&cache->shpool->mutex); |
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1133 |
2720
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1134 size = cache->sh->size; |
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1135 |
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1136 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1137 |
2631 | 1138 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1139 "http file cache size: %O", size); | |
1140 | |
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1141 if (size < cache->max_size) { |
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1142 return next; |
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1143 } |
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1144 |
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1145 next = ngx_http_file_cache_forced_expire(cache); |
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1146 |
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1147 if (ngx_http_file_cache_manager_sleep(cache) != NGX_OK) { |
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1148 return next; |
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1149 } |
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1150 } |
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1151 } |
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1152 |
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1153 |
3018 | 1154 static void |
1155 ngx_http_file_cache_loader(void *data) | |
1156 { | |
1157 ngx_http_file_cache_t *cache = data; | |
1158 | |
1159 ngx_tree_ctx_t tree; | |
1160 | |
1161 if (!cache->sh->cold || cache->sh->loading) { | |
1162 return; | |
1163 } | |
1164 | |
1165 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1166 return; | |
1167 } | |
1168 | |
1169 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1170 "http file cache loader"); | |
1171 | |
1172 tree.init_handler = NULL; | |
1173 tree.file_handler = ngx_http_file_cache_manage_file; | |
1174 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1175 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1176 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1177 tree.data = cache; | |
1178 tree.alloc = 0; | |
1179 tree.log = ngx_cycle->log; | |
1180 | |
1181 cache->last = ngx_current_msec; | |
1182 cache->files = 0; | |
1183 | |
1184 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
3020
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1185 cache->sh->loading = 0; |
3018 | 1186 return; |
1187 } | |
1188 | |
1189 cache->sh->cold = 0; | |
1190 cache->sh->loading = 0; | |
1191 | |
1192 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1193 "http file cache: %V %.3fM, bsize: %uz", | |
1194 &cache->path->name, | |
1195 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1196 cache->bsize); | |
1197 } | |
1198 | |
1199 | |
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1200 static ngx_int_t |
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1201 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache) |
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1202 { |
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1203 ngx_msec_t elapsed; |
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1204 |
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1205 if (cache->files++ > 100) { |
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1206 |
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1207 ngx_time_update(0, 0); |
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1208 |
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1209 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1210 |
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1211 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1212 "http file cache manager time: %M", elapsed); |
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1213 |
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1214 if (elapsed > 200) { |
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1215 |
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1216 /* |
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1217 * if processing 100 files takes more than 200ms, |
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1218 * it seems that many operations require disk i/o, |
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1219 * therefore sleep 200ms |
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1220 */ |
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1221 |
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1222 ngx_msleep(200); |
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1223 |
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1224 ngx_time_update(0, 0); |
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1225 } |
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1226 |
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1227 cache->last = ngx_current_msec; |
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1228 cache->files = 0; |
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1229 } |
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1230 |
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1231 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1232 } |
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1233 |
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1234 |
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1235 static ngx_int_t |
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1236 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1237 { |
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1238 return NGX_OK; |
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1239 } |
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1240 |
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1241 |
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1242 static ngx_int_t |
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1243 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1244 { |
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1245 ngx_http_file_cache_t *cache; |
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1246 |
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1247 cache = ctx->data; |
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1248 |
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1249 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
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1250 (void) ngx_http_file_cache_delete_file(ctx, path); |
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1251 } |
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1252 |
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1253 return ngx_http_file_cache_manager_sleep(cache); |
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1254 } |
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1255 |
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1256 |
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1257 static ngx_int_t |
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1258 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
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1259 { |
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1260 u_char *p; |
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1261 ngx_fd_t fd; |
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1262 ngx_int_t n; |
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1263 ngx_uint_t i; |
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1264 ngx_file_info_t fi; |
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1265 ngx_http_cache_t c; |
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1266 ngx_http_file_cache_t *cache; |
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1267 ngx_http_file_cache_header_t h; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1268 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1269 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1270 return NGX_ERROR; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1271 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1272 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1273 ngx_memzero(&c, sizeof(ngx_http_cache_t)); |
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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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|
1274 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1275 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
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|
1276 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1277 if (fd == NGX_INVALID_FILE) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1278 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>
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diff
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|
1279 ngx_open_file_n " \"%s\" failed", name->data); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1280 return NGX_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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|
1281 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1282 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1283 c.file.fd = fd; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1284 c.file.name = *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1285 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
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|
1286 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1287 n = ngx_read_file(&c.file, (u_char *) &h, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1288 sizeof(ngx_http_file_cache_header_t), 0); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1289 if (n == NGX_ERROR) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1290 return NGX_ERROR; |
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diff
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|
1291 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1292 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1293 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>
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|
1294 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
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introduce cache manager instead of cache cleaner
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diff
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|
1295 "cache file \"%s\" is too small", name->data); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1296 return NGX_ERROR; |
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diff
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|
1297 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1298 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1299 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) { |
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Igor Sysoev <igor@sysoev.ru>
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|
1300 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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|
1301 ngx_fd_info_n " \"%s\" failed", name->data); |
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|
1302 |
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introduce cache manager instead of cache cleaner
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diff
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|
1303 } else { |
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introduce cache manager instead of cache cleaner
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|
1304 c.uniq = ngx_file_uniq(&fi); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1305 c.valid_sec = h.valid_sec; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
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|
1306 c.valid_msec = h.valid_msec; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1307 c.body_start = h.body_start; |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1308 c.length = ngx_file_size(&fi); |
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|
1309 } |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1310 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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|
1311 if (ngx_close_file(fd) == NGX_FILE_ERROR) { |
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|
1312 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, |
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Igor Sysoev <igor@sysoev.ru>
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|
1313 ngx_close_file_n " \"%s\" failed", name->data); |
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parents:
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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 |
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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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|
1316 if (c.body_start == 0) { |
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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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|
1317 return NGX_ERROR; |
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parents:
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diff
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|
1318 } |
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introduce cache manager instead of cache cleaner
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diff
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|
1319 |
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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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|
1320 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
2592
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a prelimiary proxy cache support
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diff
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|
1321 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1322 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1323 n = ngx_hextoi(p, 2); |
3a8a53c0c42f
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633
diff
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|
1324 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1325 if (n == NGX_ERROR) { |
2616
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1326 return NGX_ERROR; |
2592
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parents:
633
diff
changeset
|
1327 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1328 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1329 p += 2; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1330 |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1331 c.key[i] = (u_char) n; |
2592
3a8a53c0c42f
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parents:
633
diff
changeset
|
1332 } |
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 cache = ctx->data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1335 |
2616
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1336 return ngx_http_file_cache_add(cache, &c); |
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diff
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|
1337 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1338 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1339 |
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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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|
1340 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
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|
1341 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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|
1342 { |
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diff
changeset
|
1343 ngx_http_file_cache_node_t *fcn; |
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diff
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|
1344 |
2592
3a8a53c0c42f
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diff
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|
1345 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1346 |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1347 fcn = ngx_http_file_cache_lookup(cache, c->key); |
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diff
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|
1348 |
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diff
changeset
|
1349 if (fcn == NULL) { |
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diff
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|
1350 |
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diff
changeset
|
1351 fcn = ngx_slab_alloc_locked(cache->shpool, |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1352 sizeof(ngx_http_file_cache_node_t)); |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1353 if (fcn == NULL) { |
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Igor Sysoev <igor@sysoev.ru>
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|
1354 ngx_shmtx_unlock(&cache->shpool->mutex); |
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|
1355 return NGX_ERROR; |
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diff
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|
1356 } |
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diff
changeset
|
1357 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1358 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); |
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|
1359 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1360 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], |
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diff
changeset
|
1361 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
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|
1362 |
2720
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Igor Sysoev <igor@sysoev.ru>
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2716
diff
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|
1363 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2616
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diff
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|
1364 |
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diff
changeset
|
1365 fcn->uses = 1; |
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diff
changeset
|
1366 fcn->count = 0; |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1367 fcn->valid_msec = c->valid_msec; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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changeset
|
1368 fcn->error = 0; |
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Igor Sysoev <igor@sysoev.ru>
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|
1369 fcn->exists = 1; |
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diff
changeset
|
1370 fcn->uniq = c->uniq; |
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changeset
|
1371 fcn->valid_sec = c->valid_sec; |
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diff
changeset
|
1372 fcn->body_start = c->body_start; |
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Igor Sysoev <igor@sysoev.ru>
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changeset
|
1373 fcn->length = c->length; |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1374 |
2720
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Igor Sysoev <igor@sysoev.ru>
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2716
diff
changeset
|
1375 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize; |
2616
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diff
changeset
|
1376 |
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diff
changeset
|
1377 } else { |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1378 ngx_queue_remove(&fcn->queue); |
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diff
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|
1379 } |
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diff
changeset
|
1380 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1381 fcn->expire = ngx_time() + cache->inactive; |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1382 |
2720
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Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1383 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue); |
2592
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633
diff
changeset
|
1384 |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1385 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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633
diff
changeset
|
1386 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1387 return NGX_OK; |
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 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1390 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1391 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1392 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
|
1393 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1394 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
|
1395 "http file cache delete: \"%s\"", path->data); |
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 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1398 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
|
1399 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1400 } |
477 | 1401 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1402 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1403 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1404 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1405 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1406 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1407 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
|
1408 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1409 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1410 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
|
1411 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1412 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
|
1413 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1414 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1415 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1416 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1417 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
|
1418 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1419 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1420 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
|
1421 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1422 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1423 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1424 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
|
1425 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1426 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1427 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1428 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1429 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1430 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1431 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1432 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1433 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
|
1434 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1435 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1436 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1437 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1438 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1439 ngx_str_t s, name, *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1440 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1441 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1442 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1443 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
|
1444 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1445 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1446 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1447 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1448 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
|
1449 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1450 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1451 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1452 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1453 inactive = 600; |
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 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1456 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1457 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1458 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1459 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1460 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1461 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1462 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1463 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
|
1464 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1465 } |
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 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
|
1468 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1469 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1470 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1471 for (i = 2; i < cf->args->nelts; i++) { |
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 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
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 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1476 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1477 |
2671 | 1478 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1479 |
2671 | 1480 if (*p > '0' && *p < '3') { |
2592
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 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1483 cache->path->len += cache->path->level[n] + 1; |
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 (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1486 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1487 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1488 |
2671 | 1489 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1490 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1491 } |
2671 | 1492 |
1493 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1494 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1495 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1496 goto invalid_levels; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1497 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1498 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1499 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1501 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1502 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1503 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1504 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1505 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1506 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1507 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1508 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1509 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1510 if (ngx_strncmp(value[i].data, "keys_zone=", 10) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1511 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1512 name.data = value[i].data + 10; |
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 p = (u_char *) ngx_strchr(name.data, ':'); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1515 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1516 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
|
1517 *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
|
1518 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1519 name.len = p - name.data; |
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 p++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1522 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1523 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1524 s.data = p; |
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 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1527 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1528 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1529 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1530 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1531 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1532 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1533 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1534 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1535 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1536 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1537 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1538 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1539 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1540 s.data = value[i].data + 9; |
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 inactive = ngx_parse_time(&s, 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1543 if (inactive < 0) { |
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 inactive value \"%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 continue; |
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 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1552 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
|
1553 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1554 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1555 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1556 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1557 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1558 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1559 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
|
1560 "invalid max_size value \"%V\"", &value[i]); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1561 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1564 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1565 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1566 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1567 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1568 "invalid parameter \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1569 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1570 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1571 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1572 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1573 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1574 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1575 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1576 return NGX_CONF_ERROR; |
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 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1579 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1580 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1581 cache->path->data = cache; |
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 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1584 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1585 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1586 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1587 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
|
1588 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1589 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1590 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1591 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1592 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1593 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1594 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1595 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1596 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1597 |
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->init = ngx_http_file_cache_init; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1600 cache->shm_zone->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1601 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1602 cache->inactive = inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1603 cache->max_size = max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1604 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1605 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1606 } |
477 | 1607 |
1608 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1609 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1610 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
|
1611 void *conf) |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1612 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1613 char *p = conf; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1614 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1615 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1616 ngx_str_t *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1617 ngx_uint_t i, n, status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1618 ngx_array_t **a; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1619 ngx_http_cache_valid_t *v; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1620 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1621 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1622 a = (ngx_array_t **) (p + cmd->offset); |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1623 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1624 if (*a == NGX_CONF_UNSET_PTR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1625 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1626 if (*a == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1627 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1628 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1629 } |
202
74994aeef848
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1630 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1631 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1632 n = cf->args->nelts - 1; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1633 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
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1634 valid = ngx_parse_time(&value[n], 1); |
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1635 if (valid < 0) { |
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|
1636 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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parents:
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1637 "invalid time value \"%V\"", &value[n]); |
3a8a53c0c42f
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1638 return NGX_CONF_ERROR; |
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1639 } |
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1640 |
2592
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1641 if (n == 1) { |
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1642 |
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|
1643 for (i = 0; i < 3; i++) { |
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|
1644 v = ngx_array_push(*a); |
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|
1645 if (v == NULL) { |
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parents:
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|
1646 return NGX_CONF_ERROR; |
3a8a53c0c42f
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parents:
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|
1647 } |
3a8a53c0c42f
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1648 |
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1649 v->status = statuses[i]; |
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1650 v->valid = valid; |
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1651 } |
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1652 |
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1653 return NGX_CONF_OK; |
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1654 } |
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1655 |
2592
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1656 for (i = 1; i < n; i++) { |
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parents:
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1657 |
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1658 if (ngx_strcmp(value[i].data, "any") == 0) { |
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a prelimiary proxy cache support
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1659 |
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1660 status = 0; |
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Igor Sysoev <igor@sysoev.ru>
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1661 |
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1662 } else { |
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1663 |
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1664 status = ngx_atoi(value[i].data, value[i].len); |
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1665 if (status < 100) { |
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1666 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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parents:
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1667 "invalid status \"%V\"", &value[i]); |
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parents:
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1668 return NGX_CONF_ERROR; |
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parents:
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1669 } |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
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|
1670 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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|
1671 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
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1672 v = ngx_array_push(*a); |
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
1673 if (v == NULL) { |
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parents:
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1674 return NGX_CONF_ERROR; |
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parents:
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|
1675 } |
3a8a53c0c42f
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|
1676 |
3a8a53c0c42f
a prelimiary proxy cache support
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|
1677 v->status = status; |
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parents:
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|
1678 v->valid = valid; |
3a8a53c0c42f
a prelimiary proxy cache support
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parents:
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diff
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|
1679 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1680 |
3a8a53c0c42f
a prelimiary proxy cache support
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1681 return NGX_CONF_OK; |
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1682 } |