Mercurial > hg > nginx-quic
annotate src/http/ngx_http_file_cache.c @ 3373:78d3582a30af release-0.8.29
nginx-0.8.29-RELEASE
author | Igor Sysoev <igor@sysoev.ru> |
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date | Mon, 30 Nov 2009 13:28:12 +0000 |
parents | 479468a7d982 |
children | 8e407e7c899e |
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 static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r, |
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16 ngx_http_cache_t *c); |
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17 #if (NGX_HAVE_FILE_AIO) |
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18 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev); |
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19 #endif |
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20 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, |
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21 ngx_http_cache_t *c); |
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22 static ngx_http_file_cache_node_t * |
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23 ngx_http_file_cache_lookup(ngx_http_file_cache_t *cache, u_char *key); |
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24 static void ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp, |
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25 ngx_rbtree_node_t *node, ngx_rbtree_node_t *sentinel); |
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26 static void ngx_http_file_cache_cleanup(void *data); |
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27 static time_t ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache); |
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28 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache); |
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29 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, |
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30 ngx_queue_t *q, u_char *name); |
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31 static ngx_int_t |
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32 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache); |
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33 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, |
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34 ngx_str_t *path); |
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35 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, |
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36 ngx_str_t *path); |
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37 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, |
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38 ngx_str_t *path); |
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39 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache, |
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40 ngx_http_cache_t *c); |
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41 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx, |
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42 ngx_str_t *path); |
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43 |
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44 |
2952 | 45 ngx_str_t ngx_http_cache_status[] = { |
46 ngx_string("MISS"), | |
47 ngx_string("EXPIRED"), | |
48 ngx_string("STALE"), | |
49 ngx_string("UPDATING"), | |
50 ngx_string("HIT") | |
51 }; | |
52 | |
53 | |
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54 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' }; |
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55 |
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56 |
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57 static ngx_int_t |
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58 ngx_http_file_cache_init(ngx_shm_zone_t *shm_zone, void *data) |
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59 { |
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60 ngx_http_file_cache_t *ocache = data; |
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61 |
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62 size_t len; |
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63 ngx_uint_t n; |
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64 ngx_http_file_cache_t *cache; |
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65 |
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66 cache = shm_zone->data; |
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67 |
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68 if (ocache) { |
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69 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) { |
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70 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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71 "cache \"%V\" uses the \"%V\" cache path " |
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72 "while previously it used the \"%V\" cache path", |
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73 &shm_zone->shm.name, &cache->path->name, |
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74 &ocache->path->name); |
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75 |
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76 return NGX_ERROR; |
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77 } |
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78 |
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79 for (n = 0; n < 3; n++) { |
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80 if (cache->path->level[n] != ocache->path->level[n]) { |
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81 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0, |
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82 "cache \"%V\" had previously different levels", |
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83 &shm_zone->shm.name); |
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84 return NGX_ERROR; |
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85 } |
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86 } |
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87 |
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88 cache->sh = ocache->sh; |
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89 |
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90 cache->shpool = ocache->shpool; |
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91 cache->bsize = ocache->bsize; |
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92 |
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93 cache->max_size /= cache->bsize; |
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94 |
3018 | 95 if (!cache->sh->cold || cache->sh->loading) { |
96 cache->path->loader = NULL; | |
97 } | |
98 | |
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99 return NGX_OK; |
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100 } |
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101 |
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102 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr; |
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103 |
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104 if (shm_zone->shm.exists) { |
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105 cache->sh = cache->shpool->data; |
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106 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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107 |
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108 return NGX_OK; |
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109 } |
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110 |
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111 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t)); |
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112 if (cache->sh == NULL) { |
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113 return NGX_ERROR; |
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114 } |
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115 |
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116 cache->shpool->data = cache->sh; |
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117 |
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118 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel, |
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119 ngx_http_file_cache_rbtree_insert_value); |
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120 |
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121 ngx_queue_init(&cache->sh->queue); |
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122 |
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123 cache->sh->cold = 1; |
3018 | 124 cache->sh->loading = 0; |
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125 cache->sh->size = 0; |
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126 |
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127 cache->bsize = ngx_fs_bsize(cache->path->name.data); |
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128 |
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129 cache->max_size /= cache->bsize; |
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130 |
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131 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len; |
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132 |
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133 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len); |
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134 if (cache->shpool->log_ctx == NULL) { |
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135 return NGX_ERROR; |
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136 } |
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137 |
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138 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z", |
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139 &shm_zone->shm.name); |
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140 |
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141 return NGX_OK; |
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142 } |
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143 |
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144 |
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145 void |
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146 ngx_http_file_cache_create_key(ngx_http_request_t *r) |
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147 { |
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148 size_t len; |
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149 ngx_str_t *key; |
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150 ngx_uint_t i; |
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151 ngx_md5_t md5; |
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152 ngx_http_cache_t *c; |
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153 |
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154 c = r->cache; |
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155 |
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156 len = 0; |
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157 |
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158 ngx_crc32_init(c->crc32); |
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159 ngx_md5_init(&md5); |
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160 |
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161 key = c->keys.elts; |
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162 for (i = 0; i < c->keys.nelts; i++) { |
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163 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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164 "http cache key: \"%V\"", &key[i]); |
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165 |
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166 len += key[i].len; |
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167 |
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168 ngx_crc32_update(&c->crc32, key[i].data, key[i].len); |
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169 ngx_md5_update(&md5, key[i].data, key[i].len); |
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170 } |
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171 |
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172 c->header_start = sizeof(ngx_http_file_cache_header_t) |
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173 + sizeof(ngx_http_file_cache_key) + len + 1; |
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174 |
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175 ngx_crc32_final(c->crc32); |
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176 ngx_md5_final(c->key, &md5); |
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177 } |
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178 |
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179 |
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180 ngx_int_t |
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181 ngx_http_file_cache_open(ngx_http_request_t *r) |
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182 { |
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183 u_char *p; |
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184 ngx_int_t rc, rv; |
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185 ngx_uint_t cold, test; |
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186 ngx_path_t *path; |
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187 ngx_http_cache_t *c; |
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188 ngx_pool_cleanup_t *cln; |
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189 ngx_open_file_info_t of; |
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190 ngx_http_file_cache_t *cache; |
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191 ngx_http_core_loc_conf_t *clcf; |
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192 |
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193 c = r->cache; |
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194 |
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195 if (c->buf) { |
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196 return ngx_http_file_cache_read(r, c); |
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197 } |
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198 |
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199 cache = c->file_cache; |
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200 |
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201 cln = ngx_pool_cleanup_add(r->pool, 0); |
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202 if (cln == NULL) { |
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203 return NGX_ERROR; |
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204 } |
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205 |
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206 rc = ngx_http_file_cache_exists(cache, c); |
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207 |
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208 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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209 "http file cache exists: %i e:%d", rc, c->exists); |
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210 |
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211 if (rc == NGX_ERROR) { |
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212 return rc; |
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213 } |
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214 |
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215 cln->handler = ngx_http_file_cache_cleanup; |
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216 cln->data = c; |
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217 |
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218 if (rc == NGX_AGAIN) { |
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219 return NGX_HTTP_CACHE_SCARCE; |
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220 } |
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221 |
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222 cold = cache->sh->cold; |
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223 |
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224 if (rc == NGX_OK) { |
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225 |
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226 if (c->error) { |
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227 return c->error; |
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228 } |
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229 |
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230 c->temp_file = 1; |
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231 test = c->exists ? 1 : 0; |
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232 rv = NGX_DECLINED; |
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233 |
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234 } else { /* rc == NGX_DECLINED */ |
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235 |
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236 if (c->min_uses > 1) { |
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237 |
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238 if (!cold) { |
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239 return NGX_HTTP_CACHE_SCARCE; |
202
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240 } |
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241 |
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242 test = 1; |
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243 rv = NGX_HTTP_CACHE_SCARCE; |
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244 |
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245 } else { |
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246 c->temp_file = 1; |
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247 test = cold ? 1 : 0; |
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248 rv = NGX_DECLINED; |
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249 } |
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250 } |
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251 |
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252 path = cache->path; |
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253 |
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254 c->file.name.len = path->name.len + 1 + path->len |
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255 + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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256 |
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257 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1); |
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258 if (c->file.name.data == NULL) { |
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259 return NGX_ERROR; |
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260 } |
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261 |
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262 ngx_memcpy(c->file.name.data, path->name.data, path->name.len); |
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263 |
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264 p = c->file.name.data + path->name.len + 1 + path->len; |
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265 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN); |
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266 *p = '\0'; |
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267 |
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268 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len); |
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269 |
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270 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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271 "cache file: \"%s\"", c->file.name.data); |
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272 |
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273 if (!test) { |
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274 return NGX_DECLINED; |
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275 } |
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276 |
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277 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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278 |
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279 ngx_memzero(&of, sizeof(ngx_open_file_info_t)); |
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280 |
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281 of.uniq = c->uniq; |
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282 of.valid = clcf->open_file_cache_valid; |
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283 of.min_uses = clcf->open_file_cache_min_uses; |
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284 of.events = clcf->open_file_cache_events; |
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285 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF; |
3178 | 286 of.read_ahead = clcf->read_ahead; |
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287 |
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288 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool) |
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289 != NGX_OK) |
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290 { |
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291 switch (of.err) { |
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292 |
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293 case 0: |
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294 return NGX_ERROR; |
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295 |
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296 case NGX_ENOENT: |
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297 case NGX_ENOTDIR: |
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298 return rv; |
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299 |
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300 default: |
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301 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err, |
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302 ngx_open_file_n " \"%s\" failed", c->file.name.data); |
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303 return NGX_ERROR; |
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304 } |
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305 } |
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306 |
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307 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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308 "http file cache fd: %d", of.fd); |
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309 |
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310 c->file.fd = of.fd; |
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311 c->file.log = r->connection->log; |
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312 c->uniq = of.uniq; |
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313 c->length = of.size; |
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314 |
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315 c->buf = ngx_create_temp_buf(r->pool, c->body_start); |
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316 if (c->buf == NULL) { |
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317 return NGX_ERROR; |
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318 } |
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319 |
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320 return ngx_http_file_cache_read(r, c); |
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321 } |
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322 |
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323 |
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324 static ngx_int_t |
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325 ngx_http_file_cache_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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326 { |
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327 time_t now; |
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328 ssize_t n; |
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329 ngx_int_t rc; |
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330 ngx_http_file_cache_t *cache; |
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331 ngx_http_file_cache_header_t *h; |
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332 |
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333 c = r->cache; |
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334 |
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335 n = ngx_http_file_cache_aio_read(r, c); |
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336 |
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337 if (n < 0) { |
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338 return n; |
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339 } |
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340 |
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341 if ((size_t) n < c->header_start) { |
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342 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
477 | 343 "cache file \"%s\" is too small", c->file.name.data); |
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344 return NGX_ERROR; |
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345 } |
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346 |
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347 h = (ngx_http_file_cache_header_t *) c->buf->pos; |
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348 |
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349 if (h->crc32 != c->crc32 || (size_t) h->header_start != c->header_start) { |
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350 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0, |
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351 "cache file \"%s\" has md5 collision", c->file.name.data); |
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352 return NGX_DECLINED; |
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353 } |
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354 |
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355 c->buf->last += n; |
477 | 356 |
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357 c->valid_sec = h->valid_sec; |
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358 c->last_modified = h->last_modified; |
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359 c->date = h->date; |
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360 c->valid_msec = h->valid_msec; |
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361 c->body_start = h->body_start; |
477 | 362 |
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363 r->cached = 1; |
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364 |
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365 cache = c->file_cache; |
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366 |
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367 if (cache->sh->cold) { |
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368 |
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369 ngx_shmtx_lock(&cache->shpool->mutex); |
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371 if (!c->node->exists) { |
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372 c->node->uses = 1; |
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373 c->node->body_start = c->body_start; |
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374 c->node->exists = 1; |
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375 c->node->uniq = c->uniq; |
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376 |
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377 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize; |
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378 } |
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379 |
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380 ngx_shmtx_unlock(&cache->shpool->mutex); |
202
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381 } |
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382 |
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383 now = ngx_time(); |
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384 |
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385 if (c->valid_sec < now) { |
202
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386 |
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387 ngx_shmtx_lock(&cache->shpool->mutex); |
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388 |
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389 if (c->node->updating) { |
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390 rc = NGX_HTTP_CACHE_UPDATING; |
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391 |
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392 } else { |
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393 c->node->updating = 1; |
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394 rc = NGX_HTTP_CACHE_STALE; |
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395 } |
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396 |
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397 ngx_shmtx_unlock(&cache->shpool->mutex); |
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398 |
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399 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
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400 "http file cache expired: %i %T %T", |
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401 rc, c->valid_sec, now); |
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402 |
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403 return rc; |
202
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404 } |
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405 |
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406 return NGX_OK; |
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407 } |
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408 |
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|
409 |
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410 static ssize_t |
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411 ngx_http_file_cache_aio_read(ngx_http_request_t *r, ngx_http_cache_t *c) |
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412 { |
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413 #if (NGX_HAVE_FILE_AIO) |
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414 ssize_t n; |
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415 ngx_http_core_loc_conf_t *clcf; |
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416 |
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417 if (!ngx_file_aio) { |
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418 goto noaio; |
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419 } |
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420 |
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421 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module); |
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422 |
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423 if (!clcf->aio) { |
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424 goto noaio; |
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425 } |
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426 |
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427 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool); |
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428 |
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429 if (n != NGX_AGAIN) { |
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430 return n; |
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431 } |
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432 |
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433 c->file.aio->data = r; |
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434 c->file.aio->handler = ngx_http_cache_aio_event_handler; |
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435 |
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436 r->main->blocked++; |
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437 r->aio = 1; |
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|
438 |
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439 return NGX_AGAIN; |
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440 |
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441 noaio: |
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442 |
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443 #endif |
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444 |
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445 return ngx_read_file(&c->file, c->buf->pos, c->body_start, 0); |
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446 } |
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|
447 |
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448 |
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449 #if (NGX_HAVE_FILE_AIO) |
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450 |
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451 static void |
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452 ngx_http_cache_aio_event_handler(ngx_event_t *ev) |
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453 { |
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454 ngx_event_aio_t *aio; |
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455 ngx_http_request_t *r; |
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456 |
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457 aio = ev->data; |
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|
458 r = aio->data; |
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|
459 |
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|
460 r->main->blocked--; |
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|
461 r->aio = 0; |
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462 |
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463 r->connection->write->handler(r->connection->write); |
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464 } |
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465 |
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466 #endif |
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467 |
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468 |
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|
469 static ngx_int_t |
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|
470 ngx_http_file_cache_exists(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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|
471 { |
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472 ngx_int_t rc; |
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473 ngx_http_file_cache_node_t *fcn; |
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|
474 |
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|
475 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
476 |
2616
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|
477 fcn = ngx_http_file_cache_lookup(cache, c->key); |
2592
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|
478 |
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|
479 if (fcn) { |
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|
480 ngx_queue_remove(&fcn->queue); |
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|
481 |
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|
482 if (fcn->error) { |
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changeset
|
483 |
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changeset
|
484 if (fcn->valid_sec < ngx_time()) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
485 goto renew; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
486 } |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
493 fcn->uses++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
494 fcn->count++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
495 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
496 if (fcn->exists) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
497 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
498 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
499 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
500 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
501 rc = NGX_OK; |
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 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
504 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
505 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
506 if (fcn->uses >= c->min_uses) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
507 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
508 c->exists = fcn->exists; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
509 c->body_start = fcn->body_start; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
510 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
511 rc = NGX_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
512 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
513 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
514 rc = NGX_AGAIN; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
517 goto done; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
518 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
519 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
520 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
521 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
522 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
523 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
524 |
2693 | 525 (void) ngx_http_file_cache_forced_expire(cache); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
526 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
527 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
528 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
529 fcn = ngx_slab_alloc_locked(cache->shpool, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
530 sizeof(ngx_http_file_cache_node_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
531 if (fcn == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
532 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
533 goto failed; |
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 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
536 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
537 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
|
538 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
539 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
|
540 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
|
541 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
542 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
543 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
544 renew: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
545 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
546 rc = NGX_DECLINED; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
547 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
548 fcn->uses = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
549 fcn->count = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
550 fcn->valid_msec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
551 fcn->error = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
552 fcn->exists = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
553 fcn->valid_sec = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
554 fcn->uniq = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
555 fcn->body_start = 0; |
2632 | 556 fcn->length = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
557 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
558 done: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
559 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
560 fcn->expire = ngx_time() + cache->inactive; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
561 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
562 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
|
563 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
564 c->uniq = fcn->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
565 c->error = fcn->error; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
566 c->node = fcn; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
567 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
568 failed: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
569 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
570 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
571 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
572 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
573 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
574 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
575 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
576 static ngx_http_file_cache_node_t * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
577 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
|
578 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
579 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
580 ngx_rbtree_key_t node_key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
581 ngx_rbtree_node_t *node, *sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
582 ngx_http_file_cache_node_t *fcn; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
583 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
584 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
|
585 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
586 node = cache->sh->rbtree.root; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
587 sentinel = cache->sh->rbtree.sentinel; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
588 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
589 while (node != sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
590 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
591 if (node_key < node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
592 node = node->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
593 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
594 } |
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 (node_key > node->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
597 node = node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
598 continue; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
601 /* node_key == node->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
602 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
603 do { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
604 fcn = (ngx_http_file_cache_node_t *) node; |
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 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
|
607 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
|
608 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
609 if (rc == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
610 return fcn; |
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 node = (rc < 0) ? node->left : node->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
614 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
615 } while (node != sentinel && node_key == node->key); |
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 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
618 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
619 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
620 /* not found */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
621 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
622 return NULL; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
623 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
624 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
625 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
626 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
627 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
|
628 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
|
629 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
630 ngx_rbtree_node_t **p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
631 ngx_http_file_cache_node_t *cn, *cnt; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
632 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
633 for ( ;; ) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
634 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
635 if (node->key < temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
636 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
637 p = &temp->left; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
638 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
639 } else if (node->key > temp->key) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
640 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
641 p = &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
642 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
643 } else { /* node->key == temp->key */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
644 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
645 cn = (ngx_http_file_cache_node_t *) node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
646 cnt = (ngx_http_file_cache_node_t *) temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
647 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
648 p = (ngx_memcmp(cn->key, cnt->key, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
649 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
|
650 < 0) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
651 ? &temp->left : &temp->right; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
652 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
653 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
654 if (*p == sentinel) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
655 break; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
656 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
657 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
658 temp = *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
659 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
660 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
661 *p = node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
662 node->parent = temp; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
663 node->left = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
664 node->right = sentinel; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
665 ngx_rbt_red(node); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
666 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
667 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
668 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
669 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
670 ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
671 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
672 ngx_http_file_cache_header_t *h = (ngx_http_file_cache_header_t *) buf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
673 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
674 u_char *p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
675 ngx_str_t *key; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
676 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
677 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
678 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
679 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
|
680 "http file cache set header"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
681 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
682 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
683 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
684 h->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
685 h->last_modified = c->last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
686 h->date = c->date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
687 h->crc32 = c->crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
688 h->valid_msec = (u_short) c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
689 h->header_start = (u_short) c->header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
690 h->body_start = (u_short) c->body_start; |
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 p = buf + sizeof(ngx_http_file_cache_header_t); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
693 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
694 p = ngx_cpymem(p, ngx_http_file_cache_key, sizeof(ngx_http_file_cache_key)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
695 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
696 key = c->keys.elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
697 for (i = 0; i < c->keys.nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
698 p = ngx_copy(p, key[i].data, key[i].len); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
699 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
700 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
701 *p = LF; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
702 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
703 |
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 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
706 ngx_http_file_cache_update(ngx_http_request_t *r, ngx_temp_file_t *tf) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
707 { |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
708 off_t size, length; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
709 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
710 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
711 ngx_file_info_t fi; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
712 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
713 ngx_ext_rename_file_t ext; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
714 ngx_http_file_cache_t *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 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
717 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
718 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
719 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
720 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
721 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
722 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
|
723 "http file cache update"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
724 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
725 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
726 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
727 cache = c->file_cache; |
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 uniq = 0; |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
730 length = 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
731 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
732 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
|
733 "http file cache rename: \"%s\" to \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
734 tf->file.name.data, c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
735 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
736 ext.access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
737 ext.path_access = NGX_FILE_OWNER_ACCESS; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
738 ext.time = -1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
739 ext.create_path = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
740 ext.delete_file = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
741 ext.log = r->connection->log; |
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 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
|
744 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
745 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
746 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
747 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
|
748 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
|
749 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
|
750 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
751 rc = NGX_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
752 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
753 } else { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
754 uniq = ngx_file_uniq(&fi); |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
755 length = ngx_file_size(&fi); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
756 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
757 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
758 |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
759 size = (length + cache->bsize - 1) / cache->bsize; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
760 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
761 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
762 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
763 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
764 c->node->uniq = uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
765 c->node->body_start = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
766 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
767 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
|
768 |
3195
b495a56f1f24
use real file cache length, this fixes cache size counting for responses
Igor Sysoev <igor@sysoev.ru>
parents:
3178
diff
changeset
|
769 c->node->length = length; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
770 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
771 cache->sh->size += size; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
772 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
773 if (rc == NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
774 c->node->exists = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
775 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
776 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
777 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
778 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
779 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
780 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
781 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
782 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
783 ngx_int_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
784 ngx_http_cache_send(ngx_http_request_t *r) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
785 { |
3136
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
786 off_t size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
787 ngx_int_t rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
788 ngx_buf_t *b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
789 ngx_chain_t out; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
790 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
791 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
792 c = r->cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
793 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
794 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
795 "http file cache send: %s", c->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
796 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
797 /* we need to allocate all before the header would be sent */ |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
798 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
799 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
800 if (b == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
801 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
802 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
803 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
804 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t)); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
805 if (b->file == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
806 return NGX_HTTP_INTERNAL_SERVER_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
807 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
808 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
809 rc = ngx_http_send_header(r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
810 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
811 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
|
812 return rc; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
813 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
814 |
3136
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
815 size = c->length - c->body_start; |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
816 if (size == 0) { |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
817 return rc; |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
818 } |
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
819 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
820 b->file_pos = c->body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
821 b->file_last = c->length; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
822 |
3136
47b7b6ac433e
do not pass buf with empty cached response,
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
823 b->in_file = size ? 1: 0; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
824 b->last_buf = (r == r->main) ? 1: 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
825 b->last_in_chain = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
826 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
827 b->file->fd = c->file.fd; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
828 b->file->name = c->file.name; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
829 b->file->log = r->connection->log; |
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 out.buf = b; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
832 out.next = NULL; |
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 return ngx_http_output_filter(r, &out); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
835 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
836 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
837 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
838 void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
839 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
|
840 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
841 ngx_http_cache_t *c; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
842 ngx_http_file_cache_t *cache; |
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 = r->cache; |
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->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
847 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
848 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
849 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
850 c->updated = 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
851 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
852 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
853 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
854 ngx_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
|
855 "http file cache free"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
856 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
857 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
858 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
859 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
860 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
861 if (c->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
862 c->node->valid_sec = c->valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
863 c->node->valid_msec = c->valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
864 c->node->error = c->error; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
865 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
866 |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
867 c->node->updating = 0; |
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
868 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
869 ngx_shmtx_unlock(&cache->shpool->mutex); |
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 if (c->temp_file) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
872 if (tf && tf->file.fd != NGX_INVALID_FILE) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
873 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
|
874 "http file cache incomplete: \"%s\"", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
875 tf->file.name.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 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
|
878 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
|
879 ngx_delete_file_n " \"%s\" failed", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
880 tf->file.name.data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
881 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
882 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
883 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
884 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
885 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
886 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
887 static void |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
888 ngx_http_file_cache_cleanup(void *data) |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
889 { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
890 ngx_http_cache_t *c = data; |
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 ngx_http_file_cache_t *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 if (c->updated) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
895 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
896 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
897 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
898 c->updated = 1; |
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 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
|
901 "http file cache cleanup"); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
902 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
903 if (c->error) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
904 return; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
905 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
906 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
907 cache = c->file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
908 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
909 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
910 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
911 c->node->count--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
912 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
913 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
914 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
915 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
916 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
917 static time_t |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
918 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
|
919 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
920 u_char *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
921 size_t len; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
922 time_t wait; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
923 ngx_uint_t tries; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
924 ngx_path_t *path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
925 ngx_queue_t *q; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
926 ngx_http_file_cache_node_t *fcn; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
927 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
928 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
|
929 "http file cache forced expire"); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
930 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
931 path = cache->path; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
932 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
|
933 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
934 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
|
935 if (name == NULL) { |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
936 return 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
937 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
938 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
939 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
|
940 |
2694
49a1382b249b
set cache manager maximum sleep time to 10s
Igor Sysoev <igor@sysoev.ru>
parents:
2693
diff
changeset
|
941 wait = 10; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
942 tries = 0; |
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 ngx_shmtx_lock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
945 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
946 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
|
947 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
|
948 q = ngx_queue_prev(q)) |
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 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
|
951 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
952 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
|
953 "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
|
954 fcn->count, fcn->exists, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
955 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
|
956 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
957 if (fcn->count) { |
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 if (tries++ < 20) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
960 continue; |
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 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
963 wait = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
964 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
965 break; |
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 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
968 if (!fcn->exists) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
969 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
970 ngx_queue_remove(q); |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
971 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
|
972 ngx_slab_free_locked(cache->shpool, fcn); |
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 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
975 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
976 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
977 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
|
978 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
979 break; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
980 } |
d19979e0d980
introduce cache manager instead of cache cleaner
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981 |
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982 ngx_shmtx_unlock(&cache->shpool->mutex); |
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983 |
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984 ngx_free(name); |
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985 |
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|
986 return wait; |
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987 } |
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|
988 |
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989 |
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990 static time_t |
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991 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache) |
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992 { |
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993 u_char *name, *p; |
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994 size_t len; |
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995 time_t now, wait; |
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|
996 ngx_path_t *path; |
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|
997 ngx_queue_t *q; |
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998 ngx_http_file_cache_node_t *fcn; |
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999 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN]; |
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1000 |
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1001 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1002 "http file cache expire"); |
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1003 |
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1004 path = cache->path; |
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1005 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1006 |
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1007 name = ngx_alloc(len + 1, ngx_cycle->log); |
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1008 if (name == NULL) { |
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1009 return 10; |
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1010 } |
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1011 |
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1012 ngx_memcpy(name, path->name.data, path->name.len); |
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1013 |
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1014 now = ngx_time(); |
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|
1015 |
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1016 ngx_shmtx_lock(&cache->shpool->mutex); |
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|
1017 |
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1018 for ( ;; ) { |
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|
1019 |
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1020 if (ngx_queue_empty(&cache->sh->queue)) { |
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1021 wait = 10; |
2592
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1022 break; |
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1023 } |
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1024 |
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1025 q = ngx_queue_last(&cache->sh->queue); |
2592
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1026 |
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1027 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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1028 |
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1029 wait = fcn->expire - now; |
2592
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|
1030 |
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|
1031 if (wait > 0) { |
2694
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1032 wait = wait > 10 ? 10 : wait; |
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1033 break; |
2592
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1034 } |
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|
1035 |
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1036 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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|
1037 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd", |
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1038 fcn->count, fcn->exists, |
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1039 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]); |
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|
1040 |
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1041 if (fcn->count) { |
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|
1042 |
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1043 p = ngx_hex_dump(key, (u_char *) &fcn->node.key, |
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|
1044 sizeof(ngx_rbtree_key_t)); |
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|
1045 |
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|
1046 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1047 (void) ngx_hex_dump(p, fcn->key, len); |
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|
1048 |
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|
1049 /* |
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|
1050 * abnormally exited workers may leave locked cache entries, |
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1051 * and although it may be safe to remove them completely, |
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1052 * we prefer to remove them from inactive queue and rbtree |
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1053 * only, and to allow other leaks |
d19979e0d980
introduce cache manager instead of cache cleaner
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|
1054 */ |
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|
1055 |
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|
1056 ngx_queue_remove(q); |
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|
1057 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
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|
1058 |
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|
1059 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0, |
2604
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parents:
2603
diff
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|
1060 "ignore long locked inactive cache entry %*s, count:%d", |
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Igor Sysoev <igor@sysoev.ru>
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2603
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|
1061 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count); |
2592
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|
1062 |
2616
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|
1063 continue; |
2592
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diff
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|
1064 } |
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diff
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|
1065 |
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diff
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|
1066 if (!fcn->exists) { |
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|
1067 |
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|
1068 ngx_queue_remove(q); |
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|
1069 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2592
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|
1070 ngx_slab_free_locked(cache->shpool, fcn); |
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diff
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|
1071 |
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diff
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|
1072 continue; |
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diff
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|
1073 } |
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diff
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|
1074 |
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changeset
|
1075 ngx_http_file_cache_delete(cache, q, name); |
2592
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|
1076 } |
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diff
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|
1077 |
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|
1078 ngx_shmtx_unlock(&cache->shpool->mutex); |
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changeset
|
1079 |
2616
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|
1080 ngx_free(name); |
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|
1081 |
2592
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diff
changeset
|
1082 return wait; |
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diff
changeset
|
1083 } |
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diff
changeset
|
1084 |
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diff
changeset
|
1085 |
2616
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diff
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|
1086 static void |
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diff
changeset
|
1087 ngx_http_file_cache_delete(ngx_http_file_cache_t *cache, ngx_queue_t *q, |
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|
1088 u_char *name) |
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|
1089 { |
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|
1090 u_char *p; |
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|
1091 size_t len; |
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changeset
|
1092 ngx_path_t *path; |
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|
1093 ngx_http_file_cache_node_t *fcn; |
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|
1094 |
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changeset
|
1095 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue); |
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|
1096 |
2720
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2716
diff
changeset
|
1097 cache->sh->size -= (fcn->length + cache->bsize - 1) / cache->bsize; |
2616
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diff
changeset
|
1098 |
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diff
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|
1099 path = cache->path; |
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changeset
|
1100 |
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1101 p = name + path->name.len + 1 + path->len; |
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1102 |
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1103 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, sizeof(ngx_rbtree_key_t)); |
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1104 |
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1105 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t); |
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1106 p = ngx_hex_dump(p, fcn->key, len); |
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1107 *p = '\0'; |
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1108 |
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1109 ngx_queue_remove(q); |
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1110 |
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1111 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node); |
2616
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1112 |
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1113 ngx_slab_free_locked(cache->shpool, fcn); |
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1114 |
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1115 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1116 |
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1117 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN; |
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1118 |
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1119 ngx_create_hashed_filename(path, name, len); |
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1120 |
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1121 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1122 "http file cache expire: \"%s\"", name); |
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1123 |
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1124 if (ngx_delete_file(name) == NGX_FILE_ERROR) { |
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1125 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno, |
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1126 ngx_delete_file_n " \"%s\" failed", name); |
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1127 } |
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1128 |
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1129 ngx_shmtx_lock(&cache->shpool->mutex); |
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1130 } |
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1131 |
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1132 |
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1133 static time_t |
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1134 ngx_http_file_cache_manager(void *data) |
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1135 { |
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1136 ngx_http_file_cache_t *cache = data; |
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1137 |
3018 | 1138 off_t size; |
1139 time_t next; | |
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1140 |
2616
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1141 next = ngx_http_file_cache_expire(cache); |
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1142 |
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1143 cache->last = ngx_current_msec; |
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1144 cache->files = 0; |
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1145 |
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1146 for ( ;; ) { |
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1147 ngx_shmtx_lock(&cache->shpool->mutex); |
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1148 |
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1149 size = cache->sh->size; |
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1150 |
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1151 ngx_shmtx_unlock(&cache->shpool->mutex); |
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1152 |
2631 | 1153 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
1154 "http file cache size: %O", size); | |
1155 | |
2616
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1156 if (size < cache->max_size) { |
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1157 return next; |
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1158 } |
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1159 |
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1160 next = ngx_http_file_cache_forced_expire(cache); |
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1161 |
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1162 if (ngx_http_file_cache_manager_sleep(cache) != NGX_OK) { |
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1163 return next; |
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1164 } |
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1165 } |
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1166 } |
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1167 |
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1168 |
3018 | 1169 static void |
1170 ngx_http_file_cache_loader(void *data) | |
1171 { | |
1172 ngx_http_file_cache_t *cache = data; | |
1173 | |
1174 ngx_tree_ctx_t tree; | |
1175 | |
1176 if (!cache->sh->cold || cache->sh->loading) { | |
1177 return; | |
1178 } | |
1179 | |
1180 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) { | |
1181 return; | |
1182 } | |
1183 | |
1184 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, | |
1185 "http file cache loader"); | |
1186 | |
1187 tree.init_handler = NULL; | |
1188 tree.file_handler = ngx_http_file_cache_manage_file; | |
1189 tree.pre_tree_handler = ngx_http_file_cache_noop; | |
1190 tree.post_tree_handler = ngx_http_file_cache_noop; | |
1191 tree.spec_handler = ngx_http_file_cache_delete_file; | |
1192 tree.data = cache; | |
1193 tree.alloc = 0; | |
1194 tree.log = ngx_cycle->log; | |
1195 | |
1196 cache->last = ngx_current_msec; | |
1197 cache->files = 0; | |
1198 | |
1199 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) { | |
3020
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1200 cache->sh->loading = 0; |
3018 | 1201 return; |
1202 } | |
1203 | |
1204 cache->sh->cold = 0; | |
1205 cache->sh->loading = 0; | |
1206 | |
1207 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, | |
1208 "http file cache: %V %.3fM, bsize: %uz", | |
1209 &cache->path->name, | |
1210 ((double) cache->sh->size * cache->bsize) / (1024 * 1024), | |
1211 cache->bsize); | |
1212 } | |
1213 | |
1214 | |
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1215 static ngx_int_t |
2616
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1216 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache) |
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1217 { |
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1218 ngx_msec_t elapsed; |
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1219 |
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1220 if (cache->files++ > 100) { |
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1221 |
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1222 ngx_time_update(0, 0); |
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1223 |
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1224 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last)); |
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1225 |
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1226 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0, |
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1227 "http file cache manager time: %M", elapsed); |
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1228 |
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1229 if (elapsed > 200) { |
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1230 |
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1231 /* |
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1232 * if processing 100 files takes more than 200ms, |
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1233 * it seems that many operations require disk i/o, |
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1234 * therefore sleep 200ms |
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1235 */ |
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1236 |
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1237 ngx_msleep(200); |
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1238 |
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1239 ngx_time_update(0, 0); |
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1240 } |
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1241 |
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1242 cache->last = ngx_current_msec; |
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1243 cache->files = 0; |
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1244 } |
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1245 |
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1246 return (ngx_quit || ngx_terminate) ? NGX_ABORT : NGX_OK; |
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1247 } |
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1248 |
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1249 |
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1250 static ngx_int_t |
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1251 ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1252 { |
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1253 return NGX_OK; |
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1254 } |
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1255 |
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1256 |
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1257 static ngx_int_t |
2616
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1258 ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx, ngx_str_t *path) |
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1259 { |
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1260 ngx_http_file_cache_t *cache; |
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|
1261 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1262 cache = ctx->data; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1263 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1264 if (ngx_http_file_cache_add_file(ctx, path) != NGX_OK) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1265 (void) ngx_http_file_cache_delete_file(ctx, path); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1266 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1267 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1268 return ngx_http_file_cache_manager_sleep(cache); |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1269 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1270 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1271 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1272 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1273 ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx, ngx_str_t *name) |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1274 { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1275 u_char *p; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1276 ngx_fd_t fd; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1277 ngx_int_t n; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1278 ngx_uint_t i; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1279 ngx_file_info_t fi; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1280 ngx_http_cache_t c; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1281 ngx_http_file_cache_t *cache; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1282 ngx_http_file_cache_header_t h; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1283 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1284 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1285 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1286 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1287 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1288 ngx_memzero(&c, sizeof(ngx_http_cache_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1289 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1290 fd = ngx_open_file(name->data, NGX_FILE_RDONLY, NGX_FILE_OPEN, 0); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1291 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1292 if (fd == NGX_INVALID_FILE) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1293 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1294 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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|
1295 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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|
1296 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1297 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1298 c.file.fd = fd; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1299 c.file.name = *name; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1300 c.file.log = ctx->log; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1301 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1302 n = ngx_read_file(&c.file, (u_char *) &h, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1303 sizeof(ngx_http_file_cache_header_t), 0); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1304 if (n == NGX_ERROR) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
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|
1305 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1306 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1307 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1308 if ((size_t) n < sizeof(ngx_http_file_cache_header_t)) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1309 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1310 "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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diff
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|
1311 return NGX_ERROR; |
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parents:
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diff
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|
1312 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1313 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1314 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1315 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1316 ngx_fd_info_n " \"%s\" failed", name->data); |
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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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|
1317 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1318 } else { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1319 c.uniq = ngx_file_uniq(&fi); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1320 c.valid_sec = h.valid_sec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1321 c.valid_msec = h.valid_msec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1322 c.body_start = h.body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1323 c.length = ngx_file_size(&fi); |
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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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|
1324 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1325 |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1326 if (ngx_close_file(fd) == NGX_FILE_ERROR) { |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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changeset
|
1327 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno, |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1328 ngx_close_file_n " \"%s\" failed", name->data); |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1329 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1330 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1331 if (c.body_start == 0) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1332 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
changeset
|
1333 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1334 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1335 p = &name->data[name->len - 2 * NGX_HTTP_CACHE_KEY_LEN]; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1336 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1337 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1338 n = ngx_hextoi(p, 2); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1339 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1340 if (n == NGX_ERROR) { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1341 return NGX_ERROR; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1342 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1343 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1344 p += 2; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1345 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1346 c.key[i] = (u_char) n; |
2592
3a8a53c0c42f
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Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1347 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1348 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1349 cache = ctx->data; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1350 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1351 return ngx_http_file_cache_add(cache, &c); |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
1352 } |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1353 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1354 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1355 static ngx_int_t |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1356 ngx_http_file_cache_add(ngx_http_file_cache_t *cache, ngx_http_cache_t *c) |
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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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|
1357 { |
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Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1358 ngx_http_file_cache_node_t *fcn; |
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1359 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1360 ngx_shmtx_lock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1361 |
2616
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introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1362 fcn = ngx_http_file_cache_lookup(cache, c->key); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1363 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1364 if (fcn == NULL) { |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1365 |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1366 fcn = ngx_slab_alloc_locked(cache->shpool, |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1367 sizeof(ngx_http_file_cache_node_t)); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1368 if (fcn == NULL) { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1369 ngx_shmtx_unlock(&cache->shpool->mutex); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1370 return NGX_ERROR; |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1371 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1372 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1373 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t)); |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1374 |
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1375 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)], |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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2611
diff
changeset
|
1376 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t)); |
d19979e0d980
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Igor Sysoev <igor@sysoev.ru>
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diff
changeset
|
1377 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1378 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node); |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
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diff
changeset
|
1379 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1380 fcn->uses = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1381 fcn->count = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1382 fcn->valid_msec = c->valid_msec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1383 fcn->error = 0; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1384 fcn->exists = 1; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1385 fcn->uniq = c->uniq; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1386 fcn->valid_sec = c->valid_sec; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1387 fcn->body_start = c->body_start; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1388 fcn->length = c->length; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1389 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1390 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
|
1391 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1392 } else { |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1393 ngx_queue_remove(&fcn->queue); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1394 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1395 |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1396 fcn->expire = ngx_time() + cache->inactive; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1397 |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2716
diff
changeset
|
1398 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
|
1399 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1400 ngx_shmtx_unlock(&cache->shpool->mutex); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1401 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1402 return NGX_OK; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1403 } |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1404 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1405 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1406 static ngx_int_t |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1407 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
|
1408 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1409 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
|
1410 "http file cache delete: \"%s\"", path->data); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1411 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1412 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1413 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
|
1414 ngx_delete_file_n " \"%s\" failed", path->data); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1415 } |
477 | 1416 |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1417 return NGX_OK; |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1418 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1419 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1420 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1421 time_t |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1422 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
|
1423 { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1424 ngx_uint_t i; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1425 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
|
1426 |
2626
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1427 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
|
1428 return 0; |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1429 } |
b0cfe5f66e8d
fix segfault introduced in r2602 if there is 502/504 error
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
1430 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1431 valid = cache_valid->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1432 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
|
1433 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1434 if (valid[i].status == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1435 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
|
1436 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1437 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1438 if (valid[i].status == status) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1439 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
|
1440 } |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1441 } |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1442 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1443 return 0; |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1444 } |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1445 |
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1446 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1447 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1448 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
|
1449 { |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1450 off_t max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1451 u_char *last, *p; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1452 time_t inactive; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1453 ssize_t size; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1454 ngx_str_t s, name, *value; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1455 ngx_uint_t i, n; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1456 ngx_http_file_cache_t *cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1457 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1458 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
|
1459 if (cache == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1460 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1461 } |
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 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
|
1464 if (cache->path == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1465 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1468 inactive = 600; |
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 name.len = 0; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1471 size = 0; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1472 max_size = NGX_MAX_OFF_T_VALUE; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1473 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1474 value = cf->args->elts; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1475 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1476 cache->path->name = value[1]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1477 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1478 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
|
1479 cache->path->name.len--; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1480 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1481 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1482 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
|
1483 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1486 for (i = 2; i < cf->args->nelts; i++) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1487 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1488 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1489 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1490 p = value[i].data + 7; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1491 last = value[i].data + value[i].len; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1492 |
2671 | 1493 for (n = 0; n < 3 && p < last; n++) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1494 |
2671 | 1495 if (*p > '0' && *p < '3') { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1496 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1497 cache->path->level[n] = *p++ - '0'; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1498 cache->path->len += cache->path->level[n] + 1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1499 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1500 if (p == last) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1501 break; |
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 |
2671 | 1504 if (*p++ == ':' && n < 2 && p != last) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1505 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1506 } |
2671 | 1507 |
1508 goto invalid_levels; | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1509 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1510 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1511 goto invalid_levels; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1512 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1513 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1514 if (cache->path->len < 10 + 3) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1515 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1516 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1517 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1518 invalid_levels: |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1519 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1520 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1521 "invalid \"levels\" \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1522 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1523 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1524 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1525 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
|
1526 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1527 name.data = value[i].data + 10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1528 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1529 p = (u_char *) ngx_strchr(name.data, ':'); |
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 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
|
1532 *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
|
1533 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1534 name.len = p - name.data; |
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 p++; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1537 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1538 s.len = value[i].data + value[i].len - p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1539 s.data = p; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1540 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1541 size = ngx_parse_size(&s); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1542 if (size > 8191) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1543 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1544 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1545 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1546 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1547 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1548 "invalid keys zone size \"%V\"", &value[i]); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1549 return NGX_CONF_ERROR; |
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1552 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1553 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1554 s.len = value[i].len - 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1555 s.data = value[i].data + 9; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1556 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1557 inactive = ngx_parse_time(&s, 1); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1558 if (inactive < 0) { |
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, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1560 "invalid inactive value \"%V\"", &value[i]); |
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 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1567 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
|
1568 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1569 s.len = value[i].len - 9; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1570 s.data = value[i].data + 9; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1571 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1572 max_size = ngx_parse_offset(&s); |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1573 if (max_size < 0) { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1574 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
|
1575 "invalid max_size value \"%V\"", &value[i]); |
2592
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 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1579 continue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1580 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1581 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1582 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1583 "invalid parameter \"%V\"", &value[i]); |
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 if (name.len == 0 || size == 0) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1588 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1589 "\"%V\" must have \"keys_zone\" parameter", |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1590 &cmd->name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1591 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1592 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1593 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1594 cache->path->manager = ngx_http_file_cache_manager; |
3018 | 1595 cache->path->loader = ngx_http_file_cache_loader; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1596 cache->path->data = cache; |
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 if (ngx_add_path(cf, &cache->path) != NGX_OK) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1599 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1600 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1601 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1602 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
|
1603 if (cache->shm_zone == NULL) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1604 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1605 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1606 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1607 if (cache->shm_zone->data) { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1608 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1609 "duplicate zone \"%V\"", &name); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1610 return NGX_CONF_ERROR; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1611 } |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1612 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1613 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1614 cache->shm_zone->init = ngx_http_file_cache_init; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1615 cache->shm_zone->data = cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1616 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1617 cache->inactive = inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2611
diff
changeset
|
1618 cache->max_size = max_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1619 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1620 return NGX_CONF_OK; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1621 } |
477 | 1622 |
1623 | |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1624 char * |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
633
diff
changeset
|
1625 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
|
1626 void *conf) |
202
74994aeef848
nginx-0.0.1-2003-12-01-19:28:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1627 { |
2592
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1628 char *p = conf; |
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1629 |
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1630 time_t valid; |
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1631 ngx_str_t *value; |
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|
1632 ngx_uint_t i, n, status; |
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1633 ngx_array_t **a; |
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1634 ngx_http_cache_valid_t *v; |
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1635 static ngx_uint_t statuses[] = { 200, 301, 302 }; |
477 | 1636 |
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1637 a = (ngx_array_t **) (p + cmd->offset); |
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1638 |
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1639 if (*a == NGX_CONF_UNSET_PTR) { |
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1640 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t)); |
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|
1641 if (*a == NULL) { |
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|
1642 return NGX_CONF_ERROR; |
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|
1643 } |
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1644 } |
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1645 |
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1646 value = cf->args->elts; |
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1647 n = cf->args->nelts - 1; |
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1648 |
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1649 valid = ngx_parse_time(&value[n], 1); |
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1650 if (valid < 0) { |
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|
1651 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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|
1652 "invalid time value \"%V\"", &value[n]); |
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1653 return NGX_CONF_ERROR; |
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1654 } |
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|
1655 |
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1656 if (n == 1) { |
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|
1657 |
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|
1658 for (i = 0; i < 3; i++) { |
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|
1659 v = ngx_array_push(*a); |
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|
1660 if (v == NULL) { |
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|
1661 return NGX_CONF_ERROR; |
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|
1662 } |
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|
1663 |
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1664 v->status = statuses[i]; |
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|
1665 v->valid = valid; |
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|
1666 } |
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|
1667 |
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1668 return NGX_CONF_OK; |
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1669 } |
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1670 |
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1671 for (i = 1; i < n; i++) { |
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1672 |
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1673 if (ngx_strcmp(value[i].data, "any") == 0) { |
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|
1674 |
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1675 status = 0; |
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1676 |
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1677 } else { |
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1678 |
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1679 status = ngx_atoi(value[i].data, value[i].len); |
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1680 if (status < 100) { |
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1681 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1682 "invalid status \"%V\"", &value[i]); |
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|
1683 return NGX_CONF_ERROR; |
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|
1684 } |
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|
1685 } |
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|
1686 |
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1687 v = ngx_array_push(*a); |
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1688 if (v == NULL) { |
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1689 return NGX_CONF_ERROR; |
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|
1690 } |
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|
1691 |
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|
1692 v->status = status; |
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|
1693 v->valid = valid; |
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|
1694 } |
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|
1695 |
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1696 return NGX_CONF_OK; |
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1697 } |