nginx: src/http/ngx_http_file

annotate src/http/ngx_http_file_cache.c @ 3696:29fcf794c082

ngx_http_file_cache_name()

author	Igor Sysoev <igor@sysoev.ru>
date	Thu, 15 Jul 2010 13:46:32 +0000
parents	1c016de812af
children	3c442bd5597b

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
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	13 static ngx_int_t ngx_http_file_cache_read(ngx_http_request_t *r,
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	14 ngx_http_cache_t *c);
3294 04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	15 static ssize_t ngx_http_file_cache_aio_read(ngx_http_request_t *r,
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	16 ngx_http_cache_t *c);
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	17 #if (NGX_HAVE_FILE_AIO)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	18 static void ngx_http_cache_aio_event_handler(ngx_event_t *ev);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	19 #endif
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	20 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	21 ngx_http_cache_t *c);
3696 29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	22 static ngx_int_t ngx_http_file_cache_name(ngx_http_request_t *r,
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	23 ngx_path_t *path);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	24 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	25 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	26 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	27 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	28 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	29 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	30 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	31 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	32 ngx_queue_t q, u_char name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	33 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	34 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	35 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	36 ngx_str_t *path);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	37 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	38 ngx_str_t *path);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	39 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	40 ngx_str_t *path);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	41 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	42 ngx_http_cache_t *c);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	43 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	44 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	45
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	46
2952 0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	47 ngx_str_t ngx_http_cache_status[] = {
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	48 ngx_string("MISS"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	49 ngx_string("EXPIRED"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	50 ngx_string("STALE"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	51 ngx_string("UPDATING"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	52 ngx_string("HIT")
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	53 };
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	54
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	55
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	56 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	57
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	58
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	59 static ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	60 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	61 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	62 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	63
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	64 size_t len;
3017 c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	65 ngx_uint_t n;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	66 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	67
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	68 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	69
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	70 if (ocache) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	71 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	72 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	73 "cache \"%V\" uses the \"%V\" cache path "
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	74 "while previously it used the \"%V\" cache path",
2716 d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	75 &shm_zone->shm.name, &cache->path->name,
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	76 &ocache->path->name);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	77
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	78 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	79 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	80
3017 c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	81 for (n = 0; n < 3; n++) {
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	82 if (cache->path->level[n] != ocache->path->level[n]) {
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	83 ngx_log_error(NGX_LOG_EMERG, shm_zone->shm.log, 0,
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	84 "cache \"%V\" had previously different levels",
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	85 &shm_zone->shm.name);
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	86 return NGX_ERROR;
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	87 }
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	88 }
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	89
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	90 cache->sh = ocache->sh;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	91
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	92 cache->shpool = ocache->shpool;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	93 cache->bsize = ocache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	94
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	95 cache->max_size /= cache->bsize;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	96
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	97 if (!cache->sh->cold \|\| cache->sh->loading) {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	98 cache->path->loader = NULL;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	99 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	100
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	101 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	102 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	103
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	104 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	105
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	106 if (shm_zone->shm.exists) {
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	107 cache->sh = cache->shpool->data;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	108 cache->bsize = ngx_fs_bsize(cache->path->name.data);
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	109
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	110 return NGX_OK;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	111 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	112
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	113 cache->sh = ngx_slab_alloc(cache->shpool, sizeof(ngx_http_file_cache_sh_t));
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	114 if (cache->sh == NULL) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	115 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	116 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	117
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	118 cache->shpool->data = cache->sh;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	119
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	120 ngx_rbtree_init(&cache->sh->rbtree, &cache->sh->sentinel,
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	121 ngx_http_file_cache_rbtree_insert_value);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	122
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	123 ngx_queue_init(&cache->sh->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	124
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	125 cache->sh->cold = 1;
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	126 cache->sh->loading = 0;
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	127 cache->sh->size = 0;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	128
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	129 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	130
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	131 cache->max_size /= cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	132
2716 d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	133 len = sizeof(" in cache keys zone \"\"") + shm_zone->shm.name.len;
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	134
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	135 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	136 if (cache->shpool->log_ctx == NULL) {
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	137 return NGX_ERROR;
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	138 }
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	139
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	140 ngx_sprintf(cache->shpool->log_ctx, " in cache keys zone \"%V\"%Z",
2716 d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	141 &shm_zone->shm.name);
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	142
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	143 return NGX_OK;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	146
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	147 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	148 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	149 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	150 size_t len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	151 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	152 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	153 ngx_md5_t md5;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	154 ngx_http_cache_t *c;
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 = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	157
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	158 len = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	159
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	160 ngx_crc32_init(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	161 ngx_md5_init(&md5);
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 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	164 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	165 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	166 "http cache key: \"%V\"", &key[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	167
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	168 len += key[i].len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	169
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	170 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	171 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	172 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	173
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	174 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	175 + sizeof(ngx_http_file_cache_key) + len + 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	176
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	177 ngx_crc32_final(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	178 ngx_md5_final(c->key, &md5);
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	181
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	182 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	183 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	184 {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	185 ngx_int_t rc, rv;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	186 ngx_uint_t cold, test;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	187 ngx_http_cache_t *c;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	188 ngx_pool_cleanup_t *cln;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	189 ngx_open_file_info_t of;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	190 ngx_http_file_cache_t *cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	191 ngx_http_core_loc_conf_t *clcf;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	192
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	193 c = r->cache;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	194
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	195 if (c->buf) {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	196 return ngx_http_file_cache_read(r, c);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	197 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	198
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	199 cache = c->file_cache;
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 cln = ngx_pool_cleanup_add(r->pool, 0);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	202 if (cln == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	203 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	204 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	205
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	206 rc = ngx_http_file_cache_exists(cache, c);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	207
2926 80a314b63c56 delete useless r->cache->uses Igor Sysoev <igor@sysoev.ru> parents: 2925 diff changeset	208 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
80a314b63c56 delete useless r->cache->uses Igor Sysoev <igor@sysoev.ru> parents: 2925 diff changeset	209 "http file cache exists: %i e:%d", rc, c->exists);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	210
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	211 if (rc == NGX_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	212 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	213 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	214
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	215 cln->handler = ngx_http_file_cache_cleanup;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	216 cln->data = c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	217
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	218 if (rc == NGX_AGAIN) {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	219 return NGX_HTTP_CACHE_SCARCE;
2592 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
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	222 cold = cache->sh->cold;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	223
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	224 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	225
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	226 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	227 return c->error;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	228 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	229
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	230 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	231 test = c->exists ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	232 rv = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	233
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	234 } else { /* rc == NGX_DECLINED */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	235
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	236 if (c->min_uses > 1) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	237
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	238 if (!cold) {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	239 return NGX_HTTP_CACHE_SCARCE;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	240 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	241
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	242 test = 1;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	243 rv = NGX_HTTP_CACHE_SCARCE;
2592 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 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	246 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	247 test = cold ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	248 rv = NGX_DECLINED;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	249 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	250 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	251
3696 29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	252 if (ngx_http_file_cache_name(r, cache->path) != NGX_OK) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	253 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	254 }
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;
3178 975f0558aab3 read_ahead Igor Sysoev <igor@sysoev.ru> parents: 3136 diff changeset	269 of.read_ahead = clcf->read_ahead;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	270
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	271 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	272 != NGX_OK)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	273 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	274 switch (of.err) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	275
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	276 case 0:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	277 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	278
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	279 case NGX_ENOENT:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	280 case NGX_ENOTDIR:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	281 return rv;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	282
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	283 default:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	284 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	285 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	286 return NGX_ERROR;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	290 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	291 "http file cache fd: %d", of.fd);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	292
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	293 c->file.fd = of.fd;
2603 f9bd7999eb08 fix segfault if ngx_read_file() will fail Igor Sysoev <igor@sysoev.ru> parents: 2600 diff changeset	294 c->file.log = r->connection->log;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	295 c->uniq = of.uniq;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	296 c->length = of.size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	297
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	298 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	299 if (c->buf == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	300 return NGX_ERROR;
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
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	303 return ngx_http_file_cache_read(r, c);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	304 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	305
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	306
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	307 static ngx_int_t
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	308 ngx_http_file_cache_read(ngx_http_request_t r, ngx_http_cache_t c)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	309 {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	310 time_t now;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	311 ssize_t n;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	312 ngx_int_t rc;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	313 ngx_http_file_cache_t *cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	314 ngx_http_file_cache_header_t *h;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	315
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	316 c = r->cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	317
3294 04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	318 n = ngx_http_file_cache_aio_read(r, c);
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	319
3294 04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	320 if (n < 0) {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	321 return n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	322 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	323
3369 479468a7d982 fix handling cached HTTP/0.9 response Igor Sysoev <igor@sysoev.ru> parents: 3294 diff changeset	324 if ((size_t) n < c->header_start) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	325 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	326 "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	327 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	328 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	329
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	330 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	331
3460 bbea0b19b608 fix cached FastCGI response with large stderr output before header Igor Sysoev <igor@sysoev.ru> parents: 3400 diff changeset	332 if (h->crc32 != c->crc32) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	333 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	334 "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	335 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	336 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	337
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	338 c->buf->last += n;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	339
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	340 c->valid_sec = h->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	341 c->last_modified = h->last_modified;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	342 c->date = h->date;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	343 c->valid_msec = h->valid_msec;
3460 bbea0b19b608 fix cached FastCGI response with large stderr output before header Igor Sysoev <igor@sysoev.ru> parents: 3400 diff changeset	344 c->header_start = h->header_start;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	345 c->body_start = h->body_start;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	346
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	347 r->cached = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	348
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	349 cache = c->file_cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	350
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	351 if (cache->sh->cold) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	352
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	353 ngx_shmtx_lock(&cache->shpool->mutex);
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	354
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	355 if (!c->node->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	356 c->node->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	357 c->node->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	358 c->node->exists = 1;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	359 c->node->uniq = c->uniq;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	360
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	361 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	362 }
2592 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 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	365 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	366
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	367 now = ngx_time();
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	368
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	369 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	370
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	371 ngx_shmtx_lock(&cache->shpool->mutex);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	372
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	373 if (c->node->updating) {
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	374 rc = NGX_HTTP_CACHE_UPDATING;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	375
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	376 } else {
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	377 c->node->updating = 1;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	378 rc = NGX_HTTP_CACHE_STALE;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	379 }
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	380
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	381 ngx_shmtx_unlock(&cache->shpool->mutex);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	382
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	383 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	384 "http file cache expired: %i %T %T",
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	385 rc, c->valid_sec, now);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	386
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	387 return rc;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	388 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	389
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	390 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	391 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	392
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	393
3294 04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	394 static ssize_t
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	395 ngx_http_file_cache_aio_read(ngx_http_request_t r, ngx_http_cache_t c)
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	396 {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	397 #if (NGX_HAVE_FILE_AIO)
3294 04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	398 ssize_t n;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	399 ngx_http_core_loc_conf_t *clcf;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	400
3294 04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	401 if (!ngx_file_aio) {
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	402 goto noaio;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	403 }
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	404
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	405 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	406
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	407 if (!clcf->aio) {
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	408 goto noaio;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	409 }
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	410
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	411 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool);
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	412
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	413 if (n != NGX_AGAIN) {
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	414 return n;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	415 }
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	416
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	417 c->file.aio->data = r;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	418 c->file.aio->handler = ngx_http_cache_aio_event_handler;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	419
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	420 r->main->blocked++;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	421 r->aio = 1;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	422
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	423 return NGX_AGAIN;
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	424
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	425 noaio:
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	426
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	427 #endif
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	428
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	429 return ngx_read_file(&c->file, c->buf->pos, c->body_start, 0);
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	430 }
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	431
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	432
04cfc09b8b8d export aio presence knowledge to prevent using "aio sendfile", Igor Sysoev <igor@sysoev.ru> parents: 3195 diff changeset	433 #if (NGX_HAVE_FILE_AIO)
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	434
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	435 static void
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	436 ngx_http_cache_aio_event_handler(ngx_event_t *ev)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	437 {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	438 ngx_event_aio_t *aio;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	439 ngx_http_request_t *r;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	440
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	441 aio = ev->data;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	442 r = aio->data;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	443
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	444 r->main->blocked--;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	445 r->aio = 0;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	446
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	447 r->connection->write->handler(r->connection->write);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	448 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	449
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	450 #endif
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	451
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	452
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	453 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	454 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	455 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	456 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	457 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	458
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	459 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	460
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	461 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	462
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	463 if (fcn) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	464 ngx_queue_remove(&fcn->queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	465
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	466 if (fcn->error) {
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 if (fcn->valid_sec < ngx_time()) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	469 goto renew;
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 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	473
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	474 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	475 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	476
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	477 fcn->uses++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	478 fcn->count++;
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 if (fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	481
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	482 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	483 c->body_start = fcn->body_start;
2592 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 rc = NGX_OK;
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 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	488 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	489
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	490 if (fcn->uses >= c->min_uses) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	491
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	492 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	493 c->body_start = fcn->body_start;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	494
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	495 rc = NGX_OK;
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 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	498 rc = NGX_AGAIN;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	499 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	500
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	501 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	502 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	503
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	504 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	505 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	506 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	507 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	508
2693 197cda0e767e style fix Igor Sysoev <igor@sysoev.ru> parents: 2671 diff changeset	509 (void) ngx_http_file_cache_forced_expire(cache);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	510
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	511 ngx_shmtx_lock(&cache->shpool->mutex);
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 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	514 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	515 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	516 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	517 goto failed;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	518 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	519 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	520
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	521 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	522
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	523 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	524 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	525
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	526 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	527
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	528 renew:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	529
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	530 rc = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	531
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	532 fcn->uses = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	533 fcn->count = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	534 fcn->valid_msec = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	535 fcn->error = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	536 fcn->exists = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	537 fcn->valid_sec = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	538 fcn->uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	539 fcn->body_start = 0;
2632 ba1f3cdba725 zero cache file length, Igor Sysoev <igor@sysoev.ru> parents: 2631 diff changeset	540 fcn->length = 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	541
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	542 done:
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 fcn->expire = ngx_time() + cache->inactive;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	545
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	546 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	547
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	548 c->uniq = fcn->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	549 c->error = fcn->error;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	550 c->node = fcn;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	551
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	552 failed:
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 ngx_shmtx_unlock(&cache->shpool->mutex);
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 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	557 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	558
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	559
3696 29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	560 static ngx_int_t
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	561 ngx_http_file_cache_name(ngx_http_request_t r, ngx_path_t path)
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	562 {
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	563 u_char *p;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	564 ngx_http_cache_t *c;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	565
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	566 c = r->cache;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	567
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	568 c->file.name.len = path->name.len + 1 + path->len
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	569 + 2 * NGX_HTTP_CACHE_KEY_LEN;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	570
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	571 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1);
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	572 if (c->file.name.data == NULL) {
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	573 return NGX_ERROR;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	574 }
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	575
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	576 ngx_memcpy(c->file.name.data, path->name.data, path->name.len);
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	577
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	578 p = c->file.name.data + path->name.len + 1 + path->len;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	579 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN);
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	580 *p = '\0';
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	581
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	582 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len);
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	583
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	584 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	585 "cache file: \"%s\"", c->file.name.data);
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	586
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	587 return NGX_OK;
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	588 }
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	589
29fcf794c082 ngx_http_file_cache_name() Igor Sysoev <igor@sysoev.ru> parents: 3695 diff changeset	590
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	591 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	592 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	593 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	594 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	595 ngx_rbtree_key_t node_key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	596 ngx_rbtree_node_t node, sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	597 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	598
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	599 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	600
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	601 node = cache->sh->rbtree.root;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	602 sentinel = cache->sh->rbtree.sentinel;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	603
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	604 while (node != sentinel) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	605
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	606 if (node_key < node->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	607 node = node->left;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	608 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	609 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	610
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	611 if (node_key > node->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	612 node = node->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	613 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	614 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	615
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	616 /* node_key == node->key */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	617
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	618 do {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	619 fcn = (ngx_http_file_cache_node_t *) node;
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 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	622 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	623
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	624 if (rc == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	625 return fcn;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	628 node = (rc < 0) ? node->left : node->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	629
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	630 } while (node != sentinel && node_key == node->key);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	631
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	632 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	633 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	634
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	635 /* not found */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	636
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	637 return NULL;
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
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 static void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	642 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	643 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	644 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	645 ngx_rbtree_node_t **p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	646 ngx_http_file_cache_node_t cn, cnt;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	647
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	648 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	649
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	650 if (node->key < temp->key) {
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 p = &temp->left;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	653
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	654 } else if (node->key > temp->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	655
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	656 p = &temp->right;
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 } else { /* node->key == temp->key */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	659
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	660 cn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	661 cnt = (ngx_http_file_cache_node_t *) temp;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	662
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	663 p = (ngx_memcmp(cn->key, cnt->key,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	664 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	665 < 0)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	666 ? &temp->left : &temp->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	667 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	668
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	669 if (*p == sentinel) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	670 break;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	673 temp = *p;
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 *p = node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	677 node->parent = temp;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	678 node->left = sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	679 node->right = sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	680 ngx_rbt_red(node);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	681 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	682
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 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	685 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	686 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	687 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	688
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	689 u_char *p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	690 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	691 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	692 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	693
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	694 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	695 "http file cache set header");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	696
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	697 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	698
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	699 h->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	700 h->last_modified = c->last_modified;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	701 h->date = c->date;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	702 h->crc32 = c->crc32;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	703 h->valid_msec = (u_short) c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	704 h->header_start = (u_short) c->header_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	705 h->body_start = (u_short) c->body_start;
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 p = buf + sizeof(ngx_http_file_cache_header_t);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	708
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	709 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	710
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	711 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	712 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	713 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	714 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	715
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	716 *p = LF;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	719
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	720 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	721 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	722 {
3195 b495a56f1f24 use real file cache length, this fixes cache size counting for responses Igor Sysoev <igor@sysoev.ru> parents: 3178 diff changeset	723 off_t size, length;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	724 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	725 ngx_file_uniq_t uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	726 ngx_file_info_t fi;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	727 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	728 ngx_ext_rename_file_t ext;
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 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	738 "http file cache update");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	739
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	740 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	741
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	742 cache = c->file_cache;
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 uniq = 0;
3195 b495a56f1f24 use real file cache length, this fixes cache size counting for responses Igor Sysoev <igor@sysoev.ru> parents: 3178 diff changeset	745 length = 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	746
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	747 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	748 "http file cache rename: \"%s\" to \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	749 tf->file.name.data, c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	750
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	751 ext.access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	752 ext.path_access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	753 ext.time = -1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	754 ext.create_path = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	755 ext.delete_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	756 ext.log = r->connection->log;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	757
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	758 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	759
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	760 if (rc == NGX_OK) {
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_fd_info(tf->file.fd, &fi) == 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_fd_info_n " \"%s\" failed", tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	765
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	766 rc = NGX_ERROR;
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 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	769 uniq = ngx_file_uniq(&fi);
3195 b495a56f1f24 use real file cache length, this fixes cache size counting for responses Igor Sysoev <igor@sysoev.ru> parents: 3178 diff changeset	770 length = ngx_file_size(&fi);
2592 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 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	773
3195 b495a56f1f24 use real file cache length, this fixes cache size counting for responses Igor Sysoev <igor@sysoev.ru> parents: 3178 diff changeset	774 size = (length + cache->bsize - 1) / cache->bsize;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	775
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	776 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	777
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	778 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	779 c->node->uniq = uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	780 c->node->body_start = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	781
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	782 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	783
3195 b495a56f1f24 use real file cache length, this fixes cache size counting for responses Igor Sysoev <igor@sysoev.ru> parents: 3178 diff changeset	784 c->node->length = length;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	785
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	786 cache->sh->size += size;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	787
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	788 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	789 c->node->exists = 1;
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
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	792 c->node->updating = 0;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	793
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	794 ngx_shmtx_unlock(&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
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_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	799 ngx_http_cache_send(ngx_http_request_t *r)
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 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	802 ngx_buf_t *b;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	803 ngx_chain_t out;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	804 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	805
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	806 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	807
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	808 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	809 "http file cache send: %s", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	810
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	811 /* 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	812
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	813 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	814 if (b == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	815 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	816 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	817
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	818 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	819 if (b->file == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	820 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	821 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	822
3400 8e407e7c899e fix a cached zero-length body case Igor Sysoev <igor@sysoev.ru> parents: 3369 diff changeset	823 r->header_only = (c->length - c->body_start) == 0;
8e407e7c899e fix a cached zero-length body case Igor Sysoev <igor@sysoev.ru> parents: 3369 diff changeset	824
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	825 rc = ngx_http_send_header(r);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	826
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	827 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	828 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	829 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	830
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	831 b->file_pos = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	832 b->file_last = c->length;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	833
3400 8e407e7c899e fix a cached zero-length body case Igor Sysoev <igor@sysoev.ru> parents: 3369 diff changeset	834 b->in_file = 1;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	835 b->last_buf = (r == r->main) ? 1: 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	836 b->last_in_chain = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	837
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	838 b->file->fd = c->file.fd;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	839 b->file->name = c->file.name;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	840 b->file->log = r->connection->log;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	841
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	842 out.buf = b;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	843 out.next = NULL;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	844
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	845 return ngx_http_output_filter(r, &out);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	846 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	847
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	848
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	849 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	850 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	851 {
3694 dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	852 ngx_http_cache_t *c;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	853 ngx_http_file_cache_t *cache;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	854 ngx_http_file_cache_node_t *fcn;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	855
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	856 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	857
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	858 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	859 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	860 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	861
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	862 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	863
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	864 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	865
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	866 ngx_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	867 "http file cache free");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	868
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	869 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	870
3694 dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	871 fcn = c->node;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	872 fcn->count--;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	873 fcn->updating = 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	874
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	875 if (c->error) {
3694 dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	876 fcn->valid_sec = c->valid_sec;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	877 fcn->valid_msec = c->valid_msec;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	878 fcn->error = c->error;
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	879
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	880 } else if (fcn->valid_msec == 0 && fcn->count == 0) {
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	881 ngx_queue_remove(&fcn->queue);
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	882 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	883 ngx_slab_free_locked(cache->shpool, fcn);
dfb17155eca9 delete empty cache zone node if we could not get response to cache Igor Sysoev <igor@sysoev.ru> parents: 3526 diff changeset	884 c->node = NULL;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	885 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	886
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	887 ngx_shmtx_unlock(&cache->shpool->mutex);
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 if (c->temp_file) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	890 if (tf && tf->file.fd != NGX_INVALID_FILE) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	891 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	892 "http file cache incomplete: \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	893 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	894
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	895 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	896 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	897 ngx_delete_file_n " \"%s\" failed",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	898 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	899 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	900 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	901 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	902 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	903
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	904
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	905 static void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	906 ngx_http_file_cache_cleanup(void *data)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	907 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	908 ngx_http_cache_t *c = data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	909
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	910 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	911
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	912 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	913 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	914 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	915
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	916 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	917
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	918 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	919 "http file cache cleanup");
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 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	922 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	923 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	924
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	925 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	926
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	927 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	928
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	929 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	930
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	931 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	932 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	933
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	934
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	935 static time_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	936 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	937 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	938 u_char *name;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	939 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	940 time_t wait;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	941 ngx_uint_t tries;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	942 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	943 ngx_queue_t *q;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	944 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	945
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	946 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	947 "http file cache forced expire");
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	948
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	949 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	950 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	951
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	952 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	953 if (name == NULL) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	954 return 10;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	955 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	956
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	957 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	958
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	959 wait = 10;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	960 tries = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	961
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	962 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	963
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	964 for (q = ngx_queue_last(&cache->sh->queue);
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	965 q != ngx_queue_sentinel(&cache->sh->queue);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	966 q = ngx_queue_prev(q))
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	967 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	968 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	969
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	970 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	971 "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	972 fcn->count, fcn->exists,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	973 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	974
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	975 if (fcn->count) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	976
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	977 if (tries++ < 20) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	978 continue;
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
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	981 wait = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	982
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	983 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	984 }
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 if (!fcn->exists) {
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 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	989 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	990 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	991
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	992 break;
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
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	995 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	996
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	997 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	998 }
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 ngx_free(name);
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 return wait;
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
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1007
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1008 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1009 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	1010 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1011 u_char name, p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1012 size_t len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1013 time_t now, wait;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1014 ngx_path_t *path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1015 ngx_queue_t *q;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1016 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1017 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN];
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1018
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1019 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	1020 "http file cache expire");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1021
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1022 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1023 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	1024
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1025 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	1026 if (name == NULL) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	1027 return 10;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1028 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1029
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1030 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	1031
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1032 now = ngx_time();
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1033
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1034 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1035
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1036 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1037
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1038 if (ngx_queue_empty(&cache->sh->queue)) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	1039 wait = 10;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1040 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1041 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1042
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1043 q = ngx_queue_last(&cache->sh->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1044
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1045 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	1046
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1047 wait = fcn->expire - now;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1048
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1049 if (wait > 0) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	1050 wait = wait > 10 ? 10 : wait;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1051 break;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1052 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1053
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1054 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	1055 "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	1056 fcn->count, fcn->exists,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1057 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	1058
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1059 if (fcn->count) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1060
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1061 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	1062 sizeof(ngx_rbtree_key_t));
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1063
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1064 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	1065 (void) ngx_hex_dump(p, fcn->key, len);
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 /*
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1068 * 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	1069 * 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	1070 * 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	1071 * only, and to allow other leaks
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1072 */
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1073
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1074 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1075 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1076
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1077 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	1078 "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	1079 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	1080
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1081 continue;
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 if (!fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1085
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1086 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1087 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1088 ngx_slab_free_locked(cache->shpool, fcn);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1089
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1090 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1091 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1092
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1093 ngx_http_file_cache_delete(cache, q, name);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1094 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1095
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1096 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1097
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1098 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1099
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1100 return wait;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1101 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1102
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1103
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1104 static void
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1105 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	1106 u_char *name)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1107 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1108 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1109 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1110 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1111 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1112
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1113 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	1114
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1115 cache->sh->size -= (fcn->length + cache->bsize - 1) / cache->bsize;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1116
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1117 path = cache->path;
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 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	1120
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1121 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	1122
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1123 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	1124 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	1125 *p = '\0';
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1126
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1127 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1128 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1129 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1130
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1131 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1132
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1133 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	1134
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1135 ngx_create_hashed_filename(path, name, len);
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 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	1138 "http file cache expire: \"%s\"", name);
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 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	1141 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	1142 ngx_delete_file_n " \"%s\" failed", name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1143 }
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 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1146 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1147
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1148
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1149 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1150 ngx_http_file_cache_manager(void *data)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1151 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1152 ngx_http_file_cache_t *cache = data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1153
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1154 off_t size;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1155 time_t next;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1156
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1157 next = ngx_http_file_cache_expire(cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1158
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1159 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1160 cache->files = 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 for ( ;; ) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1163 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1164
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1165 size = cache->sh->size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1166
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1167 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1168
2631 73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1169 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1170 "http file cache size: %O", size);
73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1171
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1172 if (size < cache->max_size) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1173 return next;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1174 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1175
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1176 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	1177
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1178 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	1179 return next;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1180 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1181 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1182 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1183
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1184
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1185 static void
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1186 ngx_http_file_cache_loader(void *data)
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1187 {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1188 ngx_http_file_cache_t *cache = data;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1189
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1190 ngx_tree_ctx_t tree;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1191
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1192 if (!cache->sh->cold \|\| cache->sh->loading) {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1193 return;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1194 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1195
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1196 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1197 return;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1198 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1199
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1200 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1201 "http file cache loader");
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1202
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1203 tree.init_handler = NULL;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1204 tree.file_handler = ngx_http_file_cache_manage_file;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1205 tree.pre_tree_handler = ngx_http_file_cache_noop;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1206 tree.post_tree_handler = ngx_http_file_cache_noop;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1207 tree.spec_handler = ngx_http_file_cache_delete_file;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1208 tree.data = cache;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1209 tree.alloc = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1210 tree.log = ngx_cycle->log;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1211
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1212 cache->last = ngx_current_msec;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1213 cache->files = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1214
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1215 if (ngx_walk_tree(&tree, &cache->path->name) == NGX_ABORT) {
3020 364ea8f54a2f unlock incompletely loaded cache Igor Sysoev <igor@sysoev.ru> parents: 3018 diff changeset	1216 cache->sh->loading = 0;
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1217 return;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1218 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1219
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1220 cache->sh->cold = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1221 cache->sh->loading = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1222
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1223 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0,
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1224 "http file cache: %V %.3fM, bsize: %uz",
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1225 &cache->path->name,
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1226 ((double) cache->sh->size * cache->bsize) / (1024 * 1024),
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1227 cache->bsize);
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1228 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1229
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1230
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1231 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1232 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	1233 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1234 ngx_msec_t elapsed;
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 if (cache->files++ > 100) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1237
3475 ab353d7dc182 ) introduce ngx_time_sigsafe_update() to update the error log time only Igor Sysoev <igor@sysoev.ru>* parents: 3474 diff changeset	1238 ngx_time_update();
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1239
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1240 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	1241
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1242 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	1243 "http file cache manager time: %M", elapsed);
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 if (elapsed > 200) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1246
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 * 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	1249 * 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	1250 * therefore sleep 200ms
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1251 */
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1252
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1253 ngx_msleep(200);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1254
3475 ab353d7dc182 ) introduce ngx_time_sigsafe_update() to update the error log time only Igor Sysoev <igor@sysoev.ru>* parents: 3474 diff changeset	1255 ngx_time_update();
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1256 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1257
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1258 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1259 cache->files = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1260 }
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 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	1263 }
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 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1267 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	1268 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1269 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1270 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1271
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1272
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1273 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1274 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	1275 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1276 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1277
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1278 cache = ctx->data;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1279
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1280 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	1281 (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	1282 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1283
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1284 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	1285 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1286
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1287
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1288 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1289 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	1290 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1291 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1292 ngx_fd_t fd;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1293 ngx_int_t n;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1294 ngx_uint_t i;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1295 ngx_file_info_t fi;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1296 ngx_http_cache_t c;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1297 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1298 ngx_http_file_cache_header_t h;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1299
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1300 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	1301 return NGX_ERROR;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1302 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1303
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1304 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	1305
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1306 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	1307
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1308 if (fd == NGX_INVALID_FILE) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1309 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	1310 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	1311 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1312 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1313
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1314 c.file.fd = fd;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1315 c.file.name = *name;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1316 c.file.log = ctx->log;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1317
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1318 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	1319 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	1320 if (n == NGX_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1321 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1322 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1323
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1324 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	1325 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	1326 "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	1327 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1328 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1329
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1330 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	1331 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	1332 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	1333
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1334 } else {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1335 c.uniq = ngx_file_uniq(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1336 c.valid_sec = h.valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1337 c.valid_msec = h.valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1338 c.body_start = h.body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1339 c.length = ngx_file_size(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1340 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1341
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1342 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	1343 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	1344 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	1345 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1346
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1347 if (c.body_start == 0) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1348 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1349 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1350
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1351 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	1352
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1353 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	1354 n = ngx_hextoi(p, 2);
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 if (n == NGX_ERROR) {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1357 return NGX_ERROR;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1358 }
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 p += 2;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1361
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1362 c.key[i] = (u_char) n;
2592 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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1365 cache = ctx->data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1366
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1367 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	1368 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1369
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1370
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1371 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1372 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	1373 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1374 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1375
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1376 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1377
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1378 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	1379
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1380 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1381
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1382 fcn = ngx_slab_alloc_locked(cache->shpool,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1383 sizeof(ngx_http_file_cache_node_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1384 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1385 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1386 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1387 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1388
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1389 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	1390
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1391 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	1392 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	1393
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1394 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1395
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1396 fcn->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1397 fcn->count = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1398 fcn->valid_msec = c->valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1399 fcn->error = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1400 fcn->exists = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1401 fcn->uniq = c->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1402 fcn->valid_sec = c->valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1403 fcn->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1404 fcn->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1405
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1406 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1407
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1408 } else {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1409 ngx_queue_remove(&fcn->queue);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1410 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1411
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1412 fcn->expire = ngx_time() + cache->inactive;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1413
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1414 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1415
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1416 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1417
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1418 return NGX_OK;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1419 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1420
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1421
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1422 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1423 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	1424 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1425 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	1426 "http file cache delete: \"%s\"", path->data);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1427
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1428 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1429 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	1430 ngx_delete_file_n " \"%s\" failed", path->data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1431 }
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1432
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1433 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1434 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1435
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1436
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1437 time_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1438 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	1439 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1440 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1441 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	1442
2626 b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1443 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	1444 return 0;
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1445 }
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1446
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1447 valid = cache_valid->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1448 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	1449
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1450 if (valid[i].status == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1451 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	1452 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1453
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1454 if (valid[i].status == status) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1455 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	1456 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1457 }
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1458
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1459 return 0;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1460 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1461
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1462
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1463 char *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1464 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	1465 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1466 off_t max_size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1467 u_char last, p;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1468 time_t inactive;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1469 ssize_t size;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1470 ngx_str_t s, name, *value;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1471 ngx_uint_t i, n;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1472 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1473
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1474 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	1475 if (cache == NULL) {
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->path = ngx_pcalloc(cf->pool, sizeof(ngx_path_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1480 if (cache->path == 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 inactive = 600;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1485
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1486 name.len = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1487 size = 0;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1488 max_size = NGX_MAX_OFF_T_VALUE;
2592 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 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1491
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1492 cache->path->name = value[1];
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 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	1495 cache->path->name.len--;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1498 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	1499 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1500 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1501
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1502 for (i = 2; i < cf->args->nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1503
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1504 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1505
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1506 p = value[i].data + 7;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1507 last = value[i].data + value[i].len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1508
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1509 for (n = 0; n < 3 && p < last; n++) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1510
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1511 if (p > '0' && p < '3') {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1512
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1513 cache->path->level[n] = *p++ - '0';
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1514 cache->path->len += cache->path->level[n] + 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1515
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1516 if (p == last) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1517 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1518 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1519
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1520 if (*p++ == ':' && n < 2 && p != last) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1521 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1522 }
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1523
627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1524 goto invalid_levels;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1525 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1526
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1527 goto invalid_levels;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1528 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1529
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1530 if (cache->path->len < 10 + 3) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1531 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1532 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1533
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1534 invalid_levels:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1535
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1536 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1537 "invalid \"levels\" \"%V\"", &value[i]);
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 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	1542
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1543 name.data = value[i].data + 10;
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 p = (u_char *) ngx_strchr(name.data, ':');
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1546
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1547 if (p) {
2716 d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	1548 *p = '\0';
d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	1549
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1550 name.len = p - name.data;
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 p++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1553
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1554 s.len = value[i].data + value[i].len - p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1555 s.data = p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1556
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1557 size = ngx_parse_size(&s);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1558 if (size > 8191) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1559 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1560 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1561 }
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 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1564 "invalid keys zone size \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1565 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1566 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1567
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1568 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1569
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1570 s.len = value[i].len - 9;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1571 s.data = value[i].data + 9;
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 inactive = ngx_parse_time(&s, 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1574 if (inactive < 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1575 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1576 "invalid inactive value \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1577 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1578 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1579
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1580 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1581 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1582
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1583 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	1584
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1585 s.len = value[i].len - 9;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1586 s.data = value[i].data + 9;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1587
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1588 max_size = ngx_parse_offset(&s);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1589 if (max_size < 0) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1590 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	1591 "invalid max_size value \"%V\"", &value[i]);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1592 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1593 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1594
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1595 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1596 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1597
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1598 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1599 "invalid parameter \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1600 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1601 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1602
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1603 if (name.len == 0 \|\| size == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1604 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1605 "\"%V\" must have \"keys_zone\" parameter",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1606 &cmd->name);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1607 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1608 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1609
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1610 cache->path->manager = ngx_http_file_cache_manager;
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1611 cache->path->loader = ngx_http_file_cache_loader;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1612 cache->path->data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1613
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1614 if (ngx_add_path(cf, &cache->path) != NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1615 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1616 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1617
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1618 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	1619 if (cache->shm_zone == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1620 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1621 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1622
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1623 if (cache->shm_zone->data) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1624 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1625 "duplicate zone \"%V\"", &name);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1626 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1627 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1628
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1629
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1630 cache->shm_zone->init = ngx_http_file_cache_init;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1631 cache->shm_zone->data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1632
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1633 cache->inactive = inactive;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1634 cache->max_size = max_size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1635
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1636 return NGX_CONF_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1637 }
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1638
ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1639
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1640 char *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1641 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	1642 void *conf)
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1643 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1644 char *p = conf;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1645
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1646 time_t valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1647 ngx_str_t *value;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1648 ngx_uint_t i, n, status;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1649 ngx_array_t **a;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1650 ngx_http_cache_valid_t *v;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1651 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	1652
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1653 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	1654
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1655 if (*a == NGX_CONF_UNSET_PTR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1656 *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	1657 if (*a == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1658 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1659 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1660 }
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1661
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1662 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1663 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	1664
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1665 valid = ngx_parse_time(&value[n], 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1666 if (valid < 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1667 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1668 "invalid time value \"%V\"", &value[n]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1669 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	1670 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1671
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1672 if (n == 1) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1673
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1674 for (i = 0; i < 3; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1675 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1676 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1677 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1678 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1679
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1680 v->status = statuses[i];
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1681 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1682 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1683
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1684 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	1685 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1686
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1687 for (i = 1; i < n; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1688
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1689 if (ngx_strcmp(value[i].data, "any") == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1690
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1691 status = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1692
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1693 } else {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1694
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1695 status = ngx_atoi(value[i].data, value[i].len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1696 if (status < 100) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1697 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1698 "invalid status \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1699 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1700 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1701 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1702
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1703 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1704 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1705 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1706 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1707
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1708 v->status = status;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1709 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1710 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1711
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1712 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	1713 }
3526 62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1714
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1715
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1716 ngx_int_t
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1717 ngx_http_cache(ngx_http_request_t r, ngx_array_t no_cache)
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1718 {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1719 ngx_str_t val;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1720 ngx_uint_t i;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1721 ngx_http_complex_value_t *cv;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1722
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1723 cv = no_cache->elts;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1724
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1725 for (i = 0; i < no_cache->nelts; i++) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1726 if (ngx_http_complex_value(r, &cv[i], &val) != NGX_OK) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1727 return NGX_ERROR;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1728 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1729
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1730 if (val.len && val.data[0] != '0') {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1731 return NGX_DECLINED;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1732 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1733 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1734
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1735 return NGX_OK;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1736 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1737
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1738
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1739 char *
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1740 ngx_http_no_cache_set_slot(ngx_conf_t cf, ngx_command_t cmd, void *conf)
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1741 {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1742 char *p = conf;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1743
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1744 ngx_str_t *value;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1745 ngx_uint_t i;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1746 ngx_array_t **a;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1747 ngx_http_complex_value_t *cv;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1748 ngx_http_compile_complex_value_t ccv;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1749
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1750 a = (ngx_array_t **) (p + cmd->offset);
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1751
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1752 if (*a == NGX_CONF_UNSET_PTR) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1753 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_complex_value_t));
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1754 if (*a == NULL) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1755 return NGX_CONF_ERROR;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1756 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1757 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1758
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1759 value = cf->args->elts;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1760
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1761 for (i = 1; i < cf->args->nelts; i++) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1762 cv = ngx_array_push(*a);
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1763 if (cv == NULL) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1764 return NGX_CONF_ERROR;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1765 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1766
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1767 ngx_memzero(&ccv, sizeof(ngx_http_compile_complex_value_t));
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1768
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1769 ccv.cf = cf;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1770 ccv.value = &value[i];
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1771 ccv.complex_value = cv;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1772
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1773 if (ngx_http_compile_complex_value(&ccv) != NGX_OK) {
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1774 return NGX_CONF_ERROR;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1775 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1776 }
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1777
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1778 return NGX_CONF_OK;
62a4fd1e6e2c proxy_no_cache and fastcgi_no_cache Igor Sysoev <igor@sysoev.ru> parents: 3475 diff changeset	1779 }

Mercurial > hg > nginx

annotate src/http/ngx_http_file_cache.c @ 3696:29fcf794c082