nginx: src/http/ngx_http_file

annotate src/http/ngx_http_file_cache.c @ 2632:ba1f3cdba725

zero cache file length, this fixes full cache purging and hogging CPU by the cache manager after this

author	Igor Sysoev <igor@sysoev.ru>
date	Wed, 01 Apr 2009 13:05:38 +0000
parents	73571521c2eb
children	627dee566f6c

rev	line source
441 da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 265 diff changeset	1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 265 diff changeset	2 /*
444 42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright Igor Sysoev <igor@sysoev.ru> parents: 441 diff changeset	3 * Copyright (C) Igor Sysoev
441 da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 265 diff changeset	4 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files Igor Sysoev <igor@sysoev.ru> parents: 265 diff changeset	5
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	6
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	7 #include <ngx_config.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	8 #include <ngx_core.h>
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	9 #include <ngx_http.h>
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	10 #include <ngx_md5.h>
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	11
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	12
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	13 static ngx_int_t ngx_http_file_cache_exists(ngx_http_file_cache_t *cache,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	14 ngx_http_cache_t *c);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	15 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	16 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	17 static void 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	18 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	19 static void ngx_http_file_cache_cleanup(void *data);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	20 static time_t 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	21 static time_t ngx_http_file_cache_expire(ngx_http_file_cache_t *cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	22 static void ngx_http_file_cache_delete(ngx_http_file_cache_t *cache,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	23 ngx_queue_t q, u_char name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	24 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	25 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	26 static ngx_int_t ngx_http_file_cache_noop(ngx_tree_ctx_t *ctx,
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	27 ngx_str_t *path);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	28 static ngx_int_t ngx_http_file_cache_manage_file(ngx_tree_ctx_t *ctx,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	29 ngx_str_t *path);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	30 static ngx_int_t ngx_http_file_cache_add_file(ngx_tree_ctx_t *ctx,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	31 ngx_str_t *path);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	32 static ngx_int_t ngx_http_file_cache_add(ngx_http_file_cache_t *cache,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	33 ngx_http_cache_t *c);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	34 static ngx_int_t ngx_http_file_cache_delete_file(ngx_tree_ctx_t *ctx,
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	35 ngx_str_t *path);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	36
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	37
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	38 static u_char ngx_http_file_cache_key[] = { LF, 'K', 'E', 'Y', ':', ' ' };
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	39
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	40
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	41 static ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	42 ngx_http_file_cache_init(ngx_shm_zone_t shm_zone, void data)
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	43 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	44 ngx_http_file_cache_t *ocache = data;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	45
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	46 size_t len;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	47 ngx_rbtree_node_t *sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	48 ngx_http_file_cache_t *cache;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	49
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	50 cache = shm_zone->data;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	51
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	52 if (ocache) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	53 if (ngx_strcmp(cache->path->name.data, ocache->path->name.data) != 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	54 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	55 "cache \"%V\" uses the \"%V\" cache path "
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	56 "while previously it used the \"%V\" cache path",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	57 &shm_zone->name, &cache->path->name,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	58 &ocache->path->name);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	59
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	60 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	61 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	62
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	63 cache->rbtree = ocache->rbtree;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	64 cache->queue = ocache->queue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	65 cache->shpool = ocache->shpool;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	66 cache->cold = ocache->cold;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	67 cache->size = ocache->size;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	68 cache->bsize = ocache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	69
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	70 cache->max_size /= cache->bsize;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	71
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	72 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	73 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	74
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	75 cache->shpool = (ngx_slab_pool_t *) shm_zone->shm.addr;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	76
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	77 cache->rbtree = ngx_slab_alloc(cache->shpool, sizeof(ngx_rbtree_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	78 if (cache->rbtree == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	79 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	80 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	81
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	82 sentinel = ngx_slab_alloc(cache->shpool, sizeof(ngx_rbtree_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	83 if (sentinel == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	84 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	85 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	86
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	87 ngx_rbtree_init(cache->rbtree, sentinel,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	88 ngx_http_file_cache_rbtree_insert_value);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	89
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	90 cache->queue = ngx_slab_alloc(cache->shpool, sizeof(ngx_queue_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	91 if (cache->queue == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	92 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	93 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	94
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	95 ngx_queue_init(cache->queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	96
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	97 cache->cold = ngx_slab_alloc(cache->shpool, sizeof(ngx_atomic_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	98 if (cache->cold == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	99 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	100 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	101
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	102 *cache->cold = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	103
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	104 cache->size = ngx_slab_alloc(cache->shpool, sizeof(off_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	105 if (cache->size == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	106 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	107 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	108
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	109 *cache->size = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	110
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	111 cache->bsize = ngx_fs_bsize(cache->path->name.data);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	112
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	113 cache->max_size /= cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	114
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	115 len = sizeof(" in cache keys zone \"\"") + shm_zone->name.len;
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	116
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	117 cache->shpool->log_ctx = ngx_slab_alloc(cache->shpool, len);
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	118 if (cache->shpool->log_ctx == NULL) {
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	119 return NGX_ERROR;
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	120 }
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	121
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	122 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z",
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	123 &shm_zone->name);
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	124
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	125 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	126 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	127
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	128
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	129 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	130 ngx_http_file_cache_create_key(ngx_http_request_t *r)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	131 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	132 size_t len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	133 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	134 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	135 ngx_md5_t md5;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	136 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	137
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	138 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	139
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	140 len = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	141
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	142 ngx_crc32_init(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	143 ngx_md5_init(&md5);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	144
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	145 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	146 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	147 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	148 "http cache key: \"%V\"", &key[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	149
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	150 len += key[i].len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	151
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	152 ngx_crc32_update(&c->crc32, key[i].data, key[i].len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	153 ngx_md5_update(&md5, key[i].data, key[i].len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	154 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	155
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	156 c->header_start = sizeof(ngx_http_file_cache_header_t)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	157 + sizeof(ngx_http_file_cache_key) + len + 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	158
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	159 ngx_crc32_final(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	160 ngx_md5_final(c->key, &md5);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	161 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	162
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	163
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	164 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	165 ngx_http_file_cache_open(ngx_http_request_t *r)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	166 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	167 u_char *p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	168 time_t now;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	169 ssize_t n;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	170 ngx_int_t rc, rv;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	171 ngx_uint_t cold, test;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	172 ngx_path_t *path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	173 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	174 ngx_pool_cleanup_t *cln;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	175 ngx_open_file_info_t of;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	176 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	177 ngx_http_core_loc_conf_t *clcf;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	178 ngx_http_file_cache_header_t *h;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	179
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	180 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	181 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	182
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	183 cln = ngx_pool_cleanup_add(r->pool, 0);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	184 if (cln == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	185 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	186 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	187
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	188 rc = ngx_http_file_cache_exists(cache, c);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	189
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	190 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	191 "http file cache exists: %i u:%ui e:%d",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	192 rc, c->uses, c->exists);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	193
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	194 if (rc == NGX_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	195 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	196 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	197
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	198 cln->handler = ngx_http_file_cache_cleanup;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	199 cln->data = c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	200
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	201 if (rc == NGX_AGAIN) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	202 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	203 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	204
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	205 cold = *cache->cold;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	206
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	207 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	208
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	209 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	210 return c->error;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	211 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	212
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	213 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	214 test = c->exists ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	215 rv = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	216
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	217 } else { /* rc == NGX_DECLINED */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	218
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	219 if (c->min_uses > 1) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	220
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	221 if (!cold) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	222 return NGX_AGAIN;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	223 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	224
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	225 test = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	226 rv = NGX_AGAIN;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	227
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	228 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	229 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	230 test = cold ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	231 rv = NGX_DECLINED;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	232 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	233 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	234
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	235 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	236
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	237 c->file.name.len = path->name.len + 1 + path->len
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	238 + 2 * NGX_HTTP_CACHE_KEY_LEN;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	239
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	240 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	241 if (c->file.name.data == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	242 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	243 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	244
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	245 ngx_memcpy(c->file.name.data, path->name.data, path->name.len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	246
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	247 p = c->file.name.data + path->name.len + 1 + path->len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	248 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	249 *p = '\0';
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	250
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	251 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	252
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	253 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	254 "cache file: \"%s\"", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	255
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	256 if (!test) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	257 return NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	258 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	259
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	260 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	261
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	262 ngx_memzero(&of, sizeof(ngx_open_file_info_t));
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	263
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	264 of.uniq = c->uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	265 of.valid = clcf->open_file_cache_valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	266 of.min_uses = clcf->open_file_cache_min_uses;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	267 of.events = clcf->open_file_cache_events;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	268 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	269
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	270 if (ngx_open_cached_file(clcf->open_file_cache, &c->file.name, &of, r->pool)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	271 != NGX_OK)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	272 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	273 switch (of.err) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	274
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	275 case 0:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	276 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	277
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	278 case NGX_ENOENT:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	279 case NGX_ENOTDIR:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	280 return rv;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	281
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	282 default:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	283 ngx_log_error(NGX_LOG_CRIT, r->connection->log, of.err,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	284 ngx_open_file_n " \"%s\" failed", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	285 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	286 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	287 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	288
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	289 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	290 "http file cache fd: %d", of.fd);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	291
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	292 c->file.fd = of.fd;
2603 f9bd7999eb08 fix segfault if ngx_read_file() will fail Igor Sysoev <igor@sysoev.ru> parents: 2600 diff changeset	293 c->file.log = r->connection->log;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	294
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	295 c->buf = ngx_create_temp_buf(r->pool, c->body_start);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	296 if (c->buf == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	297 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	298 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	299
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	300 n = ngx_read_file(&c->file, c->buf->pos, c->body_start, 0);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	301
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	302 if (n == NGX_ERROR) {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	303 return n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	304 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	305
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	306 if ((size_t) n <= c->header_start) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	307 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0,
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	308 "cache file \"%s\" is too small", c->file.name.data);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	309 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	310 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	311
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	312 h = (ngx_http_file_cache_header_t *) c->buf->pos;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	313
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	314 if (h->crc32 != c->crc32 \|\| (size_t) h->header_start != c->header_start) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	315 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	316 "cache file \"%s\" has md5 collision", c->file.name.data);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	317 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	318 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	319
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	320 c->buf->last += n;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	321
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	322 c->valid_sec = h->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	323 c->last_modified = h->last_modified;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	324 c->date = h->date;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	325 c->valid_msec = h->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	326 c->length = of.size;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	327 c->body_start = h->body_start;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	328
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	329 r->cached = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	330
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	331 if (cold) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	332
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	333 ngx_shmtx_lock(&cache->shpool->mutex);
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	334
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	335 if (!c->node->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	336 c->node->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	337 c->node->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	338 c->node->exists = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	339
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	340 *cache->size += (c->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	341 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	342
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	343 ngx_shmtx_unlock(&cache->shpool->mutex);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	344 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	345
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	346 now = ngx_time();
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	347
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	348 if (c->valid_sec < now) {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	349
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	350 c->uses = c->min_uses;
257 70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import Igor Sysoev <igor@sysoev.ru> parents: 202 diff changeset	351
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	352 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	353 "http file cache expired: %T %T", c->valid_sec, now);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	354
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	355 return NGX_HTTP_CACHE_STALE;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	356 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	357
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	358 /* TODO: NGX_HTTP_CACHE_AGED */
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	359
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	360 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	361 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	362
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	363
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	364 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	365 ngx_http_file_cache_exists(ngx_http_file_cache_t cache, ngx_http_cache_t c)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	366 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	367 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	368 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	369
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	370 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	371
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	372 fcn = ngx_http_file_cache_lookup(cache, c->key);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	373
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	374 if (fcn) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	375 ngx_queue_remove(&fcn->queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	376
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	377 if (fcn->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	378
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	379 if (fcn->valid_sec < ngx_time()) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	380 goto renew;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	381 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	382
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	383 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	384
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	385 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	386 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	387
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	388 fcn->uses++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	389 fcn->count++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	390
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	391 if (fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	392
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	393 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	394 c->body_start = fcn->body_start;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	395
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	396 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	397
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	398 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	399 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	400
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	401 if (fcn->uses >= c->min_uses) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	402
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	403 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	404 c->body_start = fcn->body_start;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	405
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	406 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	407
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	408 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	409 rc = NGX_AGAIN;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	410 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	411
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	412 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	413 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	414
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	415 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	416 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	417 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	418 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	419
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	420 ngx_http_file_cache_forced_expire(cache);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	421
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	422 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	423
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	424 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	425 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	426 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	427 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	428 goto failed;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	429 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	430 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	431
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	432 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	433
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	434 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	435 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	436
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	437 ngx_rbtree_insert(cache->rbtree, &fcn->node);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	438
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	439 renew:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	440
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	441 rc = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	442
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	443 fcn->uses = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	444 fcn->count = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	445 fcn->valid_msec = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	446 fcn->error = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	447 fcn->exists = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	448 fcn->valid_sec = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	449 fcn->uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	450 fcn->body_start = 0;
2632 ba1f3cdba725 zero cache file length, Igor Sysoev <igor@sysoev.ru> parents: 2631 diff changeset	451 fcn->length = 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	452
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	453 done:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	454
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	455 fcn->expire = ngx_time() + cache->inactive;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	456
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	457 ngx_queue_insert_head(cache->queue, &fcn->queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	458
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	459 c->uniq = fcn->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	460 c->uses = fcn->uses;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	461 c->error = fcn->error;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	462 c->node = fcn;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	463
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	464 failed:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	465
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	466 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	467
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	468 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	469 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	470
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	471
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	472 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	473 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	474 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	475 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	476 ngx_rbtree_key_t node_key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	477 ngx_rbtree_node_t node, sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	478 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	479
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	480 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	481
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	482 node = cache->rbtree->root;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	483 sentinel = cache->rbtree->sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	484
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	485 while (node != sentinel) {
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 if (node_key < node->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	488 node = node->left;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	489 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	490 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	491
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	492 if (node_key > node->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	493 node = node->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	494 continue;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	497 /* node_key == node->key */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	498
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	499 do {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	500 fcn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	501
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	502 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	503 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	504
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	505 if (rc == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	506 return fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	507 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	508
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	509 node = (rc < 0) ? node->left : node->right;
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 } while (node != sentinel && node_key == node->key);
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 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	514 }
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 /* not found */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	517
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	518 return NULL;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	519 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	520
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	521
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	522 static void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	523 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	524 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	525 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	526 ngx_rbtree_node_t **p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	527 ngx_http_file_cache_node_t cn, cnt;
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 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	530
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	531 if (node->key < temp->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	532
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	533 p = &temp->left;
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 } else if (node->key > temp->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	536
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	537 p = &temp->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	538
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	539 } else { /* node->key == temp->key */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	540
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	541 cn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	542 cnt = (ngx_http_file_cache_node_t *) temp;
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 p = (ngx_memcmp(cn->key, cnt->key,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	545 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	546 < 0)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	547 ? &temp->left : &temp->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	548 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	549
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	550 if (*p == sentinel) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	551 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	552 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	553
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	554 temp = *p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	555 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	556
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	557 *p = node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	558 node->parent = temp;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	559 node->left = sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	560 node->right = sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	561 ngx_rbt_red(node);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	562 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	563
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	564
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	565 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	566 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	567 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	568 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	569
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	570 u_char *p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	571 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	572 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	573 ngx_http_cache_t *c;
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 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	576 "http file cache set header");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	577
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	578 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	579
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	580 h->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	581 h->last_modified = c->last_modified;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	582 h->date = c->date;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	583 h->crc32 = c->crc32;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	584 h->valid_msec = (u_short) c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	585 h->header_start = (u_short) c->header_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	586 h->body_start = (u_short) c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	587
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	588 p = buf + sizeof(ngx_http_file_cache_header_t);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	589
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	590 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	591
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	592 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	593 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	594 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	595 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	596
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	597 *p = LF;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	598 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	599
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	600
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	601 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	602 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	603 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	604 off_t size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	605 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	606 ngx_file_uniq_t uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	607 ngx_file_info_t fi;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	608 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	609 ngx_ext_rename_file_t ext;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	610 ngx_http_file_cache_t *cache;
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 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	613
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	614 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	615 return;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	618 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	619 "http file cache update");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	620
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	621 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	622
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	623 cache = c->file_cache;
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 uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	626
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	627 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	628 "http file cache rename: \"%s\" to \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	629 tf->file.name.data, c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	630
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	631 ext.access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	632 ext.path_access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	633 ext.time = -1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	634 ext.create_path = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	635 ext.delete_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	636 ext.log_rename_error = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	637 ext.log = r->connection->log;
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 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	640
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	641 if (rc == NGX_OK) {
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 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	644 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	645 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	646
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	647 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	648
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	649 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	650 uniq = ngx_file_uniq(&fi);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	651 }
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
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	654 size = (c->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	655
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	656 ngx_shmtx_lock(&cache->shpool->mutex);
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 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	659 c->node->uniq = uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	660 c->node->body_start = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	661
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	662 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	663
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	664 c->node->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	665
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	666 *cache->size += size;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	667
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	668 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	669 c->node->exists = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	670 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	671
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	672 ngx_shmtx_unlock(&cache->shpool->mutex);
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	675
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	676 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	677 ngx_http_cache_send(ngx_http_request_t *r)
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_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	680 ngx_buf_t *b;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	681 ngx_chain_t out;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	682 ngx_http_cache_t *c;
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 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	685
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	686 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	687 "http file cache send: %s", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	688
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	689 /* 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	690
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	691 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	692 if (b == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	693 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	694 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	695
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	696 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	697 if (b->file == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	698 return NGX_HTTP_INTERNAL_SERVER_ERROR;
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 rc = ngx_http_send_header(r);
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 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	704 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	705 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	706
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	707 b->file_pos = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	708 b->file_last = c->length;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	709
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	710 b->in_file = (c->length - c->body_start) ? 1: 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	711 b->last_buf = (r == r->main) ? 1: 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	712 b->last_in_chain = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	713
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	714 b->file->fd = c->file.fd;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	715 b->file->name = c->file.name;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	716 b->file->log = r->connection->log;
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 out.buf = b;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	719 out.next = NULL;
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 return ngx_http_output_filter(r, &out);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	722 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	723
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 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	726 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	727 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	728 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	729 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	730
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	731 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	732
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	733 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	734 return;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	737 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	738
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	739 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	740
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	741 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	742 "http file cache free");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	743
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	744 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	745
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	746 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	747
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	748 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	749 c->node->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	750 c->node->valid_msec = c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	751 c->node->error = c->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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	754 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	755
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	756 if (c->temp_file) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	757 if (tf && tf->file.fd != NGX_INVALID_FILE) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	758 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	759 "http file cache incomplete: \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	760 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	761
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	762 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	763 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	764 ngx_delete_file_n " \"%s\" failed",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	765 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	766 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	767 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	768 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	769 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	770
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	771
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	772 static void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	773 ngx_http_file_cache_cleanup(void *data)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	774 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	775 ngx_http_cache_t *c = data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	776
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	777 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	778
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	779 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	780 return;
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 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	784
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	785 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	786 "http file cache cleanup");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	787
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	788 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	789 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	790 }
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 cache = c->file_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_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	795
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	796 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	797
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	798 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	799 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	800
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	801
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	802 static time_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	803 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	804 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	805 u_char *name;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	806 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	807 time_t wait;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	808 ngx_uint_t tries;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	809 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	810 ngx_queue_t *q;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	811 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	812
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	813 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	814 "http file cache forced expire");
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	815
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	816 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	817 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	818
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	819 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	820 if (name == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	821 return 60;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	822 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	823
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	824 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	825
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	826 wait = 60;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	827 tries = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	828
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	829 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	830
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	831 for (q = ngx_queue_last(cache->queue);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	832 q != ngx_queue_sentinel(cache->queue);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	833 q = ngx_queue_prev(q))
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	834 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	835 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	836
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	837 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	838 "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	839 fcn->count, fcn->exists,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	840 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	841
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	842 if (fcn->count) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	843
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	844 if (tries++ < 20) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	845 continue;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	846 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	847
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	848 wait = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	849
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	850 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	851 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	852
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	853 if (!fcn->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	854
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	855 ngx_queue_remove(q);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	856 ngx_rbtree_delete(cache->rbtree, &fcn->node);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	857 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	858
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	859 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	860 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	861
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	862 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	863
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	864 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	865 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	866
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	867 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	868
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	869 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	870
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	871 return wait;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	872 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	873
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	874
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	875 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	876 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	877 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	878 u_char name, p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	879 size_t len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	880 time_t now, wait;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	881 ngx_path_t *path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	882 ngx_queue_t *q;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	883 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	884 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN];
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 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	887 "http file cache expire");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	888
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	889 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	890 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	891
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	892 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	893 if (name == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	894 return 60;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	895 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	896
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	897 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	898
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	899 now = ngx_time();
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	900
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	901 ngx_shmtx_lock(&cache->shpool->mutex);
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 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	904
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	905 if (ngx_queue_empty(cache->queue)) {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	906 wait = 60;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	907 break;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	910 q = ngx_queue_last(cache->queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	911
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	912 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	913
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	914 wait = fcn->expire - now;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	915
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	916 if (wait > 0) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	917 wait = wait > 60 ? 60 : wait;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	918 break;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	919 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	920
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	921 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	922 "http file cache expire: #%d %d %02xd%02xd%02xd%02xd",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	923 fcn->count, fcn->exists,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	924 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	925
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	926 if (fcn->count) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	927
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	928 p = ngx_hex_dump(key, (u_char *) &fcn->node.key,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	929 sizeof(ngx_rbtree_key_t));
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	930
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	931 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	932 (void) ngx_hex_dump(p, fcn->key, len);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	933
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	934 /*
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	935 * abnormally exited workers may leave locked cache entries,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	936 * and although it may be safe to remove them completely,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	937 * we prefer to remove them from inactive queue and rbtree
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	938 * only, and to allow other leaks
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	939 */
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	940
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	941 ngx_queue_remove(q);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	942 ngx_rbtree_delete(cache->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	943
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	944 ngx_log_error(NGX_LOG_ALERT, ngx_cycle->log, 0,
2604 2a35ed59827d fix logged long locked cache entry name and add count Igor Sysoev <igor@sysoev.ru> parents: 2603 diff changeset	945 "ignore long locked inactive cache entry %*s, count:%d",
2a35ed59827d fix logged long locked cache entry name and add count Igor Sysoev <igor@sysoev.ru> parents: 2603 diff changeset	946 2 * NGX_HTTP_CACHE_KEY_LEN, key, fcn->count);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	947
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	948 continue;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	949 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	950
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	951 if (!fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	952
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	953 ngx_queue_remove(q);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	954 ngx_rbtree_delete(cache->rbtree, &fcn->node);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	955 ngx_slab_free_locked(cache->shpool, fcn);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	956
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	957 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	958 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	959
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	960 ngx_http_file_cache_delete(cache, q, name);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	961 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	962
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	963 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	964
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	965 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	966
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	967 return wait;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	968 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	969
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	970
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	971 static void
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	972 ngx_http_file_cache_delete(ngx_http_file_cache_t cache, ngx_queue_t q,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	973 u_char *name)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	974 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	975 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	976 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	977 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	978 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	979
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	980 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	981
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	982 *cache->size -= (fcn->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	983
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	984 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	985
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	986 p = name + path->name.len + 1 + path->len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	987
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	988 p = ngx_hex_dump(p, (u_char *) &fcn->node.key, sizeof(ngx_rbtree_key_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	989
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	990 len = NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	991 p = ngx_hex_dump(p, fcn->key, len);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	992 *p = '\0';
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	993
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	994 ngx_queue_remove(q);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	995
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	996 ngx_rbtree_delete(cache->rbtree, &fcn->node);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	997
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	998 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	999
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1000 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1001
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1002 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	1003
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1004 ngx_create_hashed_filename(path, name, len);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1005
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1006 ngx_log_debug1(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	1007 "http file cache expire: \"%s\"", name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1008
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1009 if (ngx_delete_file(name) == NGX_FILE_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1010 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1011 ngx_delete_file_n " \"%s\" failed", name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1012 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1013
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1014 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1015 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1016
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1017
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1018 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1019 ngx_http_file_cache_manager(void *data)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1020 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1021 ngx_http_file_cache_t *cache = data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1022
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1023 off_t size;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1024 time_t next;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1025 ngx_tree_ctx_t tree;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1026
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1027 if (*cache->cold) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1028
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1029 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	1030 "http file cache manager update");
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1031
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1032 tree.init_handler = NULL;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1033 tree.file_handler = ngx_http_file_cache_manage_file;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1034 tree.pre_tree_handler = ngx_http_file_cache_noop;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1035 tree.post_tree_handler = ngx_http_file_cache_noop;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1036 tree.spec_handler = ngx_http_file_cache_delete_file;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1037 tree.data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1038 tree.alloc = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1039 tree.log = ngx_cycle->log;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1040
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1041 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1042 cache->files = 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1043
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1044 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1045 return 60;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1046 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1047
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1048 *cache->cold = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1049
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1050 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1051 "http file cache: %V %.3fM, bsize: %uz",
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1052 &cache->path->name,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1053 ((double) cache->size cache->bsize) / (1024 * 1024),
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1054 cache->bsize);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1055 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1056
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1057 next = ngx_http_file_cache_expire(cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1058
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1059 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1060 cache->files = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1061
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1062 for ( ;; ) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1063 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1064
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1065 size = *cache->size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1066
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1067 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1068
2631 73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1069 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1070 "http file cache size: %O", size);
73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1071
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1072 if (size < cache->max_size) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1073 return next;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1074 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1075
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1076 next = ngx_http_file_cache_forced_expire(cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1077
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1078 if (ngx_http_file_cache_manager_sleep(cache) != NGX_OK) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1079 return next;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1080 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1081 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1082 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1083
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1084
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1085 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1086 ngx_http_file_cache_manager_sleep(ngx_http_file_cache_t *cache)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1087 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1088 ngx_msec_t elapsed;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1089
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1090 if (cache->files++ > 100) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1091
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1092 ngx_time_update(0, 0);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1093
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1094 elapsed = ngx_abs((ngx_msec_int_t) (ngx_current_msec - cache->last));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1095
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1096 ngx_log_debug1(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	1097 "http file cache manager time: %M", elapsed);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1098
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1099 if (elapsed > 200) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1100
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1101 /*
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1102 * if processing 100 files takes more than 200ms,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1103 * it seems that many operations require disk i/o,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1104 * therefore sleep 200ms
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1105 */
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1106
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1107 ngx_msleep(200);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1108
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1109 ngx_time_update(0, 0);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1110 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1111
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1112 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1113 cache->files = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1114 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1115
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1116 return (ngx_quit \|\| ngx_terminate) ? NGX_ABORT : NGX_OK;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1117 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1118
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1119
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1120 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1121 ngx_http_file_cache_noop(ngx_tree_ctx_t ctx, ngx_str_t path)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1122 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1123 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1124 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1125
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1126
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1127 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1128 ngx_http_file_cache_manage_file(ngx_tree_ctx_t ctx, ngx_str_t path)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1129 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1130 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1131
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1132 cache = ctx->data;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1133
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1134 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	1135 (void) ngx_http_file_cache_delete_file(ctx, path);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1136 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1137
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1138 return ngx_http_file_cache_manager_sleep(cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1139 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1140
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1141
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1142 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1143 ngx_http_file_cache_add_file(ngx_tree_ctx_t ctx, ngx_str_t name)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1144 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1145 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1146 ngx_fd_t fd;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1147 ngx_int_t n;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1148 ngx_uint_t i;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1149 ngx_file_info_t fi;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1150 ngx_http_cache_t c;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1151 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1152 ngx_http_file_cache_header_t h;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1153
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1154 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	1155 return NGX_ERROR;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1156 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1157
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1158 ngx_memzero(&c, sizeof(ngx_http_cache_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1159
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1160 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> parents: 2611 diff changeset	1161
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1162 if (fd == NGX_INVALID_FILE) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1163 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1164 ngx_open_file_n " \"%s\" failed", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1165 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1166 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1167
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1168 c.file.fd = fd;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1169 c.file.name = *name;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1170 c.file.log = ctx->log;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1171
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1172 n = ngx_read_file(&c.file, (u_char *) &h,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1173 sizeof(ngx_http_file_cache_header_t), 0);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1174 if (n == NGX_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1175 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1176 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1177
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1178 if ((size_t) n < sizeof(ngx_http_file_cache_header_t)) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1179 ngx_log_error(NGX_LOG_CRIT, ctx->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1180 "cache file \"%s\" is too small", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1181 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1182 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1183
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1184 if (ngx_fd_info(fd, &fi) == NGX_FILE_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1185 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1186 ngx_fd_info_n " \"%s\" failed", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1187
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1188 } else {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1189 c.uniq = ngx_file_uniq(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1190 c.valid_sec = h.valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1191 c.valid_msec = h.valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1192 c.body_start = h.body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1193 c.length = ngx_file_size(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1194 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1195
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1196 if (ngx_close_file(fd) == NGX_FILE_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1197 ngx_log_error(NGX_LOG_ALERT, ctx->log, ngx_errno,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1198 ngx_close_file_n " \"%s\" failed", name->data);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1199 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1200
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1201 if (c.body_start == 0) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1202 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1203 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1204
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1205 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	1206
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1207 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	1208 n = ngx_hextoi(p, 2);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1209
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1210 if (n == NGX_ERROR) {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1211 return NGX_ERROR;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1212 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1213
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1214 p += 2;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1215
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1216 c.key[i] = (u_char) n;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1217 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1218
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1219 cache = ctx->data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1220
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1221 return ngx_http_file_cache_add(cache, &c);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1222 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1223
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1224
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1225 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1226 ngx_http_file_cache_add(ngx_http_file_cache_t cache, ngx_http_cache_t c)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1227 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1228 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1229
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1230 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1231
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1232 fcn = ngx_http_file_cache_lookup(cache, c->key);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1233
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1234 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1235
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1236 fcn = ngx_slab_alloc_locked(cache->shpool,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1237 sizeof(ngx_http_file_cache_node_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1238 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1239 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1240 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1241 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1242
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1243 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1244
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1245 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)],
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1246 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1247
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1248 ngx_rbtree_insert(cache->rbtree, &fcn->node);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1249
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1250 fcn->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1251 fcn->count = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1252 fcn->valid_msec = c->valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1253 fcn->error = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1254 fcn->exists = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1255 fcn->uniq = c->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1256 fcn->valid_sec = c->valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1257 fcn->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1258 fcn->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1259
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1260 *cache->size += (c->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1261
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1262 } else {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1263 ngx_queue_remove(&fcn->queue);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1264 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1265
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1266 fcn->expire = ngx_time() + cache->inactive;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1267
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1268 ngx_queue_insert_head(cache->queue, &fcn->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1269
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1270 ngx_shmtx_unlock(&cache->shpool->mutex);
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 return NGX_OK;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1273 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1274
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1275
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1276 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1277 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	1278 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1279 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	1280 "http file cache delete: \"%s\"", path->data);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1281
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1282 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1283 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	1284 ngx_delete_file_n " \"%s\" failed", path->data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1285 }
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1286
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1287 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1288 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1289
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1290
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1291 time_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1292 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	1293 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1294 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1295 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	1296
2626 b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1297 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	1298 return 0;
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1299 }
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1300
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1301 valid = cache_valid->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1302 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	1303
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1304 if (valid[i].status == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1305 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	1306 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1307
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1308 if (valid[i].status == status) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1309 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	1310 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1311 }
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1312
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1313 return 0;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1314 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1315
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1316
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1317 char *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1318 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	1319 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1320 off_t max_size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1321 u_char last, p;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1322 time_t inactive;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1323 ssize_t size;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1324 ngx_str_t s, name, *value;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1325 ngx_uint_t i, n;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1326 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1327
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1328 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	1329 if (cache == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1330 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1331 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1332
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1333 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	1334 if (cache->path == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1335 return NGX_CONF_ERROR;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1338 inactive = 600;
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 name.len = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1341 size = 0;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1342 max_size = NGX_MAX_OFF_T_VALUE;
2592 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 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1345
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1346 cache->path->name = value[1];
3a8a53c0c42f a prelimiary proxy cache support 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 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	1349 cache->path->name.len--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1350 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1351
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1352 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	1353 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1354 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1355
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1356 for (i = 2; i < cf->args->nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1357
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1358 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1359
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1360 n = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1361 p = value[i].data + 7;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1362 last = value[i].data + value[i].len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1363
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1364 while (p < last) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1365
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1366 if (p > '0' && p < '6') {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1367
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1368 cache->path->level[n] = *p++ - '0';
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1369 cache->path->len += cache->path->level[n] + 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1370
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1371 if (p == last) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1372 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1373 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1374
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1375 if (*p++ == ':') {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1376
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1377 if (n > 2) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1378 goto invalid_levels;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1379 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1380
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1381 if (cache->path->level[n] == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1382 goto invalid_levels;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1383 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1384
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1385 n++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1386
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1387 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1388 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1389 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1390
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1391 goto invalid_levels;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1392 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1393
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1394 if (cache->path->len < 10 + 3) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1395 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1396 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1397
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1398 invalid_levels:
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_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1401 "invalid \"levels\" \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1402 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1403 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1404
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1405 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	1406
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1407 name.data = value[i].data + 10;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1408
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1409 p = (u_char *) ngx_strchr(name.data, ':');
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1410
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1411 if (p) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1412 name.len = p - name.data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1413
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1414 p++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1415
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1416 s.len = value[i].data + value[i].len - p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1417 s.data = p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1418
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1419 size = ngx_parse_size(&s);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1420 if (size > 8191) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1421 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1422 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1423 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1424
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1425 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1426 "invalid keys zone size \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1427 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1428 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1429
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1430 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1431
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1432 s.len = value[i].len - 9;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1433 s.data = value[i].data + 9;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1434
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1435 inactive = ngx_parse_time(&s, 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1436 if (inactive < 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1437 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1438 "invalid inactive value \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1439 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1440 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1441
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1442 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1443 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1444
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1445 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	1446
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1447 s.len = value[i].len - 9;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1448 s.data = value[i].data + 9;
2592 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 max_size = ngx_parse_offset(&s);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1451 if (max_size < 0) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1452 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	1453 "invalid max_size value \"%V\"", &value[i]);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1454 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1455 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1456
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1457 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1458 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1459
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1460 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1461 "invalid parameter \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1462 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1463 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1464
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1465 if (name.len == 0 \|\| size == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1466 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1467 "\"%V\" must have \"keys_zone\" parameter",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1468 &cmd->name);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1469 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1470 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1471
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1472 cache->path->manager = ngx_http_file_cache_manager;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1473 cache->path->data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1474
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1475 if (ngx_add_path(cf, &cache->path) != NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1476 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1477 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1478
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1479 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	1480 if (cache->shm_zone == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1481 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1482 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1483
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1484 if (cache->shm_zone->data) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1485 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1486 "duplicate zone \"%V\"", &name);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1487 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1488 }
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1491 cache->shm_zone->init = ngx_http_file_cache_init;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1492 cache->shm_zone->data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1493
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1494 cache->inactive = inactive;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1495 cache->max_size = max_size;
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 return NGX_CONF_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1498 }
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1499
ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1500
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1501 char *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1502 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	1503 void *conf)
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1504 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1505 char *p = conf;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1506
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1507 time_t valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1508 ngx_str_t *value;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1509 ngx_uint_t i, n, status;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1510 ngx_array_t **a;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1511 ngx_http_cache_valid_t *v;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1512 static ngx_uint_t statuses[] = { 200, 301, 302 };
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1513
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1514 a = (ngx_array_t **) (p + cmd->offset);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1515
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1516 if (*a == NGX_CONF_UNSET_PTR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1517 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1518 if (*a == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1519 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1520 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1521 }
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1522
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1523 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1524 n = cf->args->nelts - 1;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1525
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1526 valid = ngx_parse_time(&value[n], 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1527 if (valid < 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1528 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1529 "invalid time value \"%V\"", &value[n]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1530 return NGX_CONF_ERROR;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1531 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1532
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1533 if (n == 1) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1534
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1535 for (i = 0; i < 3; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1536 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1537 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1538 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1539 }
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 v->status = statuses[i];
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1542 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1543 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1544
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1545 return NGX_CONF_OK;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1546 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1547
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1548 for (i = 1; i < n; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1549
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1550 if (ngx_strcmp(value[i].data, "any") == 0) {
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 status = 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 } else {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1555
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1556 status = ngx_atoi(value[i].data, value[i].len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1557 if (status < 100) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1558 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1559 "invalid status \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1560 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1561 }
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 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1565 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1566 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1567 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1568
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1569 v->status = status;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1570 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1571 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1572
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1573 return NGX_CONF_OK;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1574 }

Mercurial > hg > nginx

annotate src/http/ngx_http_file_cache.c @ 2632:ba1f3cdba725