nginx: src/http/ngx_http_file

annotate src/http/ngx_http_file_cache.c @ 3178:975f0558aab3

read_ahead

author	Igor Sysoev <igor@sysoev.ru>
date	Wed, 30 Sep 2009 13:21:52 +0000
parents	47b7b6ac433e
children	b495a56f1f24

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);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	15 #if (NGX_HAVE_FILE_AIO)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	16 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	17 #endif
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	18 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	19 ngx_http_cache_t *c);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	20 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	21 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	22 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	23 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	24 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	25 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	26 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	27 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	28 ngx_queue_t q, u_char name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	29 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	30 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	31 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	32 ngx_str_t *path);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	33 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	34 ngx_str_t *path);
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_add_file(ngx_tree_ctx_t *ctx,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	36 ngx_str_t *path);
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_add(ngx_http_file_cache_t *cache,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	38 ngx_http_cache_t *c);
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_delete_file(ngx_tree_ctx_t *ctx,
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	40 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	41
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	42
2952 0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	43 ngx_str_t ngx_http_cache_status[] = {
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	44 ngx_string("MISS"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	45 ngx_string("EXPIRED"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	46 ngx_string("STALE"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	47 ngx_string("UPDATING"),
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	48 ngx_string("HIT")
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	49 };
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	50
0998606fbfd4 $upstream_cache_status Igor Sysoev <igor@sysoev.ru> parents: 2935 diff changeset	51
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	52 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	53
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	54
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	55 static ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	56 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	57 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	58 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	59
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	60 size_t len;
3017 c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	61 ngx_uint_t n;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	62 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	63
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	64 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	65
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	66 if (ocache) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	67 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	68 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	69 "cache \"%V\" uses the \"%V\" cache path "
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	70 "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	71 &shm_zone->shm.name, &cache->path->name,
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	72 &ocache->path->name);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	73
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	74 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	75 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	76
3017 c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	77 for (n = 0; n < 3; n++) {
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	78 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	79 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	80 "cache \"%V\" had previously different levels",
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	81 &shm_zone->shm.name);
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	82 return NGX_ERROR;
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	83 }
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	84 }
c466605d9426 test cache path levels while reconfiguration Igor Sysoev <igor@sysoev.ru> parents: 2952 diff changeset	85
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	86 cache->sh = ocache->sh;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	87
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	88 cache->shpool = ocache->shpool;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	89 cache->bsize = ocache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	90
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	91 cache->max_size /= cache->bsize;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	92
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	93 if (!cache->sh->cold \|\| cache->sh->loading) {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	94 cache->path->loader = NULL;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	95 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	96
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	97 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	98 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	99
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	100 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	101
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	102 if (shm_zone->shm.exists) {
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	103 cache->sh = cache->shpool->data;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	104 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	105
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	106 return NGX_OK;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	107 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	108
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	109 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	110 if (cache->sh == NULL) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	111 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	112 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	113
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	114 cache->shpool->data = cache->sh;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	115
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	116 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	117 ngx_http_file_cache_rbtree_insert_value);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	118
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	119 ngx_queue_init(&cache->sh->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	120
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	121 cache->sh->cold = 1;
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	122 cache->sh->loading = 0;
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	123 cache->sh->size = 0;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	124
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	125 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	126
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	127 cache->max_size /= cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	128
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	129 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	130
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	131 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	132 if (cache->shpool->log_ctx == NULL) {
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	133 return NGX_ERROR;
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
2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	136 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	137 &shm_zone->shm.name);
2611 2bce3f6416c6 improve ngx_slab_alloc() error logging Igor Sysoev <igor@sysoev.ru> parents: 2606 diff changeset	138
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	139 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	140 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	141
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	142
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	143 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	144 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	145 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	146 size_t len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	147 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	148 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	149 ngx_md5_t md5;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	150 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	151
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	152 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	153
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	154 len = 0;
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 ngx_crc32_init(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	157 ngx_md5_init(&md5);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	158
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	159 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	160 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	161 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	162 "http cache key: \"%V\"", &key[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	163
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	164 len += key[i].len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	165
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	166 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	167 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	168 }
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 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	171 + sizeof(ngx_http_file_cache_key) + len + 1;
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 ngx_crc32_final(c->crc32);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	174 ngx_md5_final(c->key, &md5);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	175 }
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	178 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	179 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	180 {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	181 u_char *p;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	182 ngx_int_t rc, rv;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	183 ngx_uint_t cold, test;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	184 ngx_path_t *path;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	185 ngx_http_cache_t *c;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	186 ngx_pool_cleanup_t *cln;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	187 ngx_open_file_info_t of;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	188 ngx_http_file_cache_t *cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	189 ngx_http_core_loc_conf_t *clcf;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	190
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	191 c = r->cache;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	192
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	193 if (c->buf) {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	194 return ngx_http_file_cache_read(r, c);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	195 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	196
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	197 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	198
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	199 cln = ngx_pool_cleanup_add(r->pool, 0);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	200 if (cln == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	201 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	202 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	203
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	204 rc = ngx_http_file_cache_exists(cache, c);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	205
2926 80a314b63c56 delete useless r->cache->uses Igor Sysoev <igor@sysoev.ru> parents: 2925 diff changeset	206 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	207 "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	208
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	209 if (rc == NGX_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	210 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	211 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	212
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	213 cln->handler = ngx_http_file_cache_cleanup;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	214 cln->data = c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	215
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	216 if (rc == NGX_AGAIN) {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	217 return NGX_HTTP_CACHE_SCARCE;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	218 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	219
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	220 cold = cache->sh->cold;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	221
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	222 if (rc == NGX_OK) {
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 (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	225 return c->error;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	226 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	227
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	228 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	229 test = c->exists ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	230 rv = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	231
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	232 } else { /* rc == 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 if (c->min_uses > 1) {
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 (!cold) {
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	237 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	238 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	239
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	240 test = 1;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	241 rv = NGX_HTTP_CACHE_SCARCE;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	242
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	243 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	244 c->temp_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	245 test = cold ? 1 : 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	246 rv = NGX_DECLINED;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	247 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	248 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	249
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	250 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	251
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	252 c->file.name.len = path->name.len + 1 + path->len
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	253 + 2 * NGX_HTTP_CACHE_KEY_LEN;
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 c->file.name.data = ngx_pnalloc(r->pool, c->file.name.len + 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	256 if (c->file.name.data == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	257 return NGX_ERROR;
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 ngx_memcpy(c->file.name.data, path->name.data, path->name.len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	261
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	262 p = c->file.name.data + path->name.len + 1 + path->len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	263 p = ngx_hex_dump(p, c->key, NGX_HTTP_CACHE_KEY_LEN);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	264 *p = '\0';
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	265
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	266 ngx_create_hashed_filename(path, c->file.name.data, c->file.name.len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	267
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	268 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	269 "cache file: \"%s\"", c->file.name.data);
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 (!test) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	272 return NGX_DECLINED;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	275 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	276
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	277 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	278
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	279 of.uniq = c->uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	280 of.valid = clcf->open_file_cache_valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	281 of.min_uses = clcf->open_file_cache_min_uses;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	282 of.events = clcf->open_file_cache_events;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	283 of.directio = NGX_OPEN_FILE_DIRECTIO_OFF;
3178 975f0558aab3 read_ahead Igor Sysoev <igor@sysoev.ru> parents: 3136 diff changeset	284 of.read_ahead = clcf->read_ahead;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	285
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	286 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	287 != NGX_OK)
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 switch (of.err) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	290
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	291 case 0:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	292 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	293
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	294 case NGX_ENOENT:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	295 case NGX_ENOTDIR:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	296 return rv;
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 default:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	299 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	300 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	301 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	302 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	303 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	304
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	305 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	306 "http file cache fd: %d", of.fd);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	307
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	308 c->file.fd = of.fd;
2603 f9bd7999eb08 fix segfault if ngx_read_file() will fail Igor Sysoev <igor@sysoev.ru> parents: 2600 diff changeset	309 c->file.log = r->connection->log;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	310 c->uniq = of.uniq;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	311 c->length = of.size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	312
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	313 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	314 if (c->buf == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	315 return NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	316 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	317
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	318 return ngx_http_file_cache_read(r, c);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	319 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	320
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	321
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	322 static ngx_int_t
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	323 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	324 {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	325 time_t now;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	326 ssize_t n;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	327 ngx_int_t rc;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	328 ngx_http_file_cache_t *cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	329 ngx_http_file_cache_header_t *h;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	330
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	331 c = r->cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	332
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	333 #if (NGX_HAVE_FILE_AIO)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	334 {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	335 ngx_http_core_loc_conf_t *clcf;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	336
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	337 clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	338
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	339 if (clcf->aio) {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	340 n = ngx_file_aio_read(&c->file, c->buf->pos, c->body_start, 0, r->pool);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	341
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	342 if (n == NGX_AGAIN) {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	343 c->file.aio->data = r;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	344 c->file.aio->handler = ngx_http_cache_aio_event_handler;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	345
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	346 r->main->blocked++;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	347 r->aio = 1;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	348
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	349 return NGX_AGAIN;
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
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	352 } else {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	353 n = ngx_read_file(&c->file, c->buf->pos, c->body_start, 0);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	354 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	355 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	356 #else
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	357
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	358 n = ngx_read_file(&c->file, c->buf->pos, c->body_start, 0);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	359
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	360 #endif
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	361
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	362 if (n == NGX_ERROR) {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	363 return n;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	364 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	365
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	366 if ((size_t) n <= c->header_start) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	367 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	368 "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	369 return NGX_ERROR;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	370 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	371
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	372 h = (ngx_http_file_cache_header_t *) c->buf->pos;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	373
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	374 if (h->crc32 != c->crc32 \|\| (size_t) h->header_start != c->header_start) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	375 ngx_log_error(NGX_LOG_CRIT, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	376 "cache file \"%s\" has md5 collision", c->file.name.data);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	377 return NGX_DECLINED;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	378 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	379
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	380 c->buf->last += n;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	381
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	382 c->valid_sec = h->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	383 c->last_modified = h->last_modified;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	384 c->date = h->date;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	385 c->valid_msec = h->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	386 c->body_start = h->body_start;
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	387
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	388 r->cached = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	389
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	390 cache = c->file_cache;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	391
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	392 if (cache->sh->cold) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	393
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	394 ngx_shmtx_lock(&cache->shpool->mutex);
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	395
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	396 if (!c->node->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	397 c->node->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	398 c->node->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	399 c->node->exists = 1;
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	400 c->node->uniq = c->uniq;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	401
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	402 cache->sh->size += (c->length + cache->bsize - 1) / cache->bsize;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	403 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	404
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	405 ngx_shmtx_unlock(&cache->shpool->mutex);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	406 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	407
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	408 now = ngx_time();
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	409
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	410 if (c->valid_sec < now) {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	411
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	412 ngx_shmtx_lock(&cache->shpool->mutex);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	413
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	414 if (c->node->updating) {
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	415 rc = NGX_HTTP_CACHE_UPDATING;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	416
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	417 } else {
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	418 c->node->updating = 1;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	419 rc = NGX_HTTP_CACHE_STALE;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	420 }
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	421
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	422 ngx_shmtx_unlock(&cache->shpool->mutex);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	423
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	424 ngx_log_debug3(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	425 "http file cache expired: %i %T %T",
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	426 rc, c->valid_sec, now);
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	427
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	428 return rc;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	429 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	430
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	431 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	432 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	433
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	434
3052 6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	435 #if (NGX_HAVE_FILE_AIO)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	436
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	437
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	438 static void
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	439 ngx_http_cache_aio_event_handler(ngx_event_t *ev)
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	440 {
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	441 ngx_event_aio_t *aio;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	442 ngx_http_request_t *r;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	443
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	444 aio = ev->data;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	445 r = aio->data;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	446
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	447 r->main->blocked--;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	448 r->aio = 0;
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	449
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	450 r->connection->write->handler(r->connection->write);
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	451 }
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	452
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	453 #endif
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	454
6060225e9261 FreeBSD and Linux AIO support Igor Sysoev <igor@sysoev.ru> parents: 3024 diff changeset	455
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	456 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	457 ngx_http_file_cache_exists(ngx_http_file_cache_t cache, ngx_http_cache_t c)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	458 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	459 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	460 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	461
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	462 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	463
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	464 fcn = ngx_http_file_cache_lookup(cache, c->key);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	465
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	466 if (fcn) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	467 ngx_queue_remove(&fcn->queue);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	468
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	469 if (fcn->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	470
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	471 if (fcn->valid_sec < ngx_time()) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	472 goto renew;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	473 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	474
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	475 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	476
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	477 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	478 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	479
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	480 fcn->uses++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	481 fcn->count++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	482
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	483 if (fcn->exists) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	484
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	485 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	486 c->body_start = fcn->body_start;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	487
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	488 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	489
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	490 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	491 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	492
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	493 if (fcn->uses >= c->min_uses) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	494
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	495 c->exists = fcn->exists;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	496 c->body_start = fcn->body_start;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	497
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	498 rc = NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	499
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	500 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	501 rc = NGX_AGAIN;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	502 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	503
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	504 goto done;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	505 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	506
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	507 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	508 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	509 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	510 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	511
2693 197cda0e767e style fix Igor Sysoev <igor@sysoev.ru> parents: 2671 diff changeset	512 (void) ngx_http_file_cache_forced_expire(cache);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	513
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	514 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	515
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	516 fcn = ngx_slab_alloc_locked(cache->shpool,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	517 sizeof(ngx_http_file_cache_node_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	518 if (fcn == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	519 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	520 goto failed;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	521 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	522 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	523
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	524 ngx_memcpy((u_char *) &fcn->node.key, c->key, sizeof(ngx_rbtree_key_t));
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	525
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	526 ngx_memcpy(fcn->key, &c->key[sizeof(ngx_rbtree_key_t)],
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	527 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	528
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	529 ngx_rbtree_insert(&cache->sh->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	530
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	531 renew:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	532
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	533 rc = NGX_DECLINED;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	534
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	535 fcn->uses = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	536 fcn->count = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	537 fcn->valid_msec = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	538 fcn->error = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	539 fcn->exists = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	540 fcn->valid_sec = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	541 fcn->uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	542 fcn->body_start = 0;
2632 ba1f3cdba725 zero cache file length, Igor Sysoev <igor@sysoev.ru> parents: 2631 diff changeset	543 fcn->length = 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	544
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	545 done:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	546
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	547 fcn->expire = ngx_time() + cache->inactive;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	548
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	549 ngx_queue_insert_head(&cache->sh->queue, &fcn->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	550
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	551 c->uniq = fcn->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	552 c->error = fcn->error;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	553 c->node = fcn;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	554
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	555 failed:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	556
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	557 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	558
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	559 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	560 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	561
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	562
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	563 static ngx_http_file_cache_node_t *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	564 ngx_http_file_cache_lookup(ngx_http_file_cache_t cache, u_char key)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	565 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	566 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	567 ngx_rbtree_key_t node_key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	568 ngx_rbtree_node_t node, sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	569 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	570
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	571 ngx_memcpy((u_char *) &node_key, key, sizeof(ngx_rbtree_key_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	572
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	573 node = cache->sh->rbtree.root;
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	574 sentinel = cache->sh->rbtree.sentinel;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	575
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	576 while (node != sentinel) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	577
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	578 if (node_key < node->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	579 node = node->left;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	580 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	581 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	582
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	583 if (node_key > node->key) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	584 node = node->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	585 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	586 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	587
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	588 /* node_key == node->key */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	589
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	590 do {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	591 fcn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	592
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	593 rc = ngx_memcmp(&key[sizeof(ngx_rbtree_key_t)], fcn->key,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	594 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	595
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	596 if (rc == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	597 return fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	598 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	599
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	600 node = (rc < 0) ? node->left : node->right;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	601
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	602 } while (node != sentinel && node_key == node->key);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	603
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	604 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	605 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	606
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	607 /* not found */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	608
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	609 return NULL;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	610 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	611
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	612
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	613 static void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	614 ngx_http_file_cache_rbtree_insert_value(ngx_rbtree_node_t *temp,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	615 ngx_rbtree_node_t node, ngx_rbtree_node_t sentinel)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	616 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	617 ngx_rbtree_node_t **p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	618 ngx_http_file_cache_node_t cn, cnt;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	619
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	620 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	621
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	622 if (node->key < temp->key) {
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 p = &temp->left;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	625
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	626 } else if (node->key > temp->key) {
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 p = &temp->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 } else { /* node->key == temp->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 cn = (ngx_http_file_cache_node_t *) node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	633 cnt = (ngx_http_file_cache_node_t *) temp;
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 p = (ngx_memcmp(cn->key, cnt->key,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	636 NGX_HTTP_CACHE_KEY_LEN - sizeof(ngx_rbtree_key_t))
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	637 < 0)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	638 ? &temp->left : &temp->right;
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 if (*p == sentinel) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	642 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	643 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	644
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	645 temp = *p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	646 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	647
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	648 *p = node;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	649 node->parent = temp;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	650 node->left = sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	651 node->right = sentinel;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	652 ngx_rbt_red(node);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	653 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	654
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	655
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	656 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	657 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	658 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	659 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	660
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	661 u_char *p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	662 ngx_str_t *key;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	663 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	664 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	665
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	666 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	667 "http file cache set header");
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 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	670
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	671 h->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	672 h->last_modified = c->last_modified;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	673 h->date = c->date;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	674 h->crc32 = c->crc32;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	675 h->valid_msec = (u_short) c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	676 h->header_start = (u_short) c->header_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	677 h->body_start = (u_short) c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	678
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	679 p = buf + sizeof(ngx_http_file_cache_header_t);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	680
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	681 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	682
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	683 key = c->keys.elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	684 for (i = 0; i < c->keys.nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	685 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	686 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	687
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	688 *p = LF;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	689 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	690
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	691
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	692 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	693 ngx_http_file_cache_update(ngx_http_request_t r, ngx_temp_file_t tf)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	694 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	695 off_t size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	696 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	697 ngx_file_uniq_t uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	698 ngx_file_info_t fi;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	699 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	700 ngx_ext_rename_file_t ext;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	701 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	702
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	703 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	704
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	705 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	706 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	707 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	708
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	709 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	710 "http file cache update");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	711
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	712 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	713
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	714 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	715
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	716 uniq = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	717
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	718 ngx_log_debug2(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	719 "http file cache rename: \"%s\" to \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	720 tf->file.name.data, c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	721
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	722 ext.access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	723 ext.path_access = NGX_FILE_OWNER_ACCESS;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	724 ext.time = -1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	725 ext.create_path = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	726 ext.delete_file = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	727 ext.log = r->connection->log;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	728
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	729 rc = ngx_ext_rename_file(&tf->file.name, &c->file.name, &ext);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	730
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	731 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	732
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	733 if (ngx_fd_info(tf->file.fd, &fi) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	734 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	735 ngx_fd_info_n " \"%s\" failed", tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	736
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	737 rc = NGX_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	738
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	739 } else {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	740 uniq = ngx_file_uniq(&fi);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	741 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	742 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	743
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	744 size = (c->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	745
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	746 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	747
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	748 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	749 c->node->uniq = uniq;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	750 c->node->body_start = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	751
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	752 size = size - (c->node->length + cache->bsize - 1) / cache->bsize;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	753
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	754 c->node->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	755
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	756 cache->sh->size += size;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	757
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	758 if (rc == NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	759 c->node->exists = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	760 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	761
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	762 c->node->updating = 0;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	763
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	764 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	765 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	766
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	767
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	768 ngx_int_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	769 ngx_http_cache_send(ngx_http_request_t *r)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	770 {
3136 47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	771 off_t size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	772 ngx_int_t rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	773 ngx_buf_t *b;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	774 ngx_chain_t out;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	775 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	776
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	777 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	778
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	779 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	780 "http file cache send: %s", c->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	781
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	782 /* we need to allocate all before the header would be sent */
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	783
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	784 b = ngx_pcalloc(r->pool, sizeof(ngx_buf_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	785 if (b == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	786 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	787 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	788
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	789 b->file = ngx_pcalloc(r->pool, sizeof(ngx_file_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	790 if (b->file == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	791 return NGX_HTTP_INTERNAL_SERVER_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	792 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	793
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	794 rc = ngx_http_send_header(r);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	795
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	796 if (rc == NGX_ERROR \|\| rc > NGX_OK \|\| r->header_only) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	797 return rc;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	798 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	799
3136 47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	800 size = c->length - c->body_start;
47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	801 if (size == 0) {
47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	802 return rc;
47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	803 }
47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	804
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	805 b->file_pos = c->body_start;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	806 b->file_last = c->length;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	807
3136 47b7b6ac433e do not pass buf with empty cached response, Igor Sysoev <igor@sysoev.ru> parents: 3052 diff changeset	808 b->in_file = size ? 1: 0;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	809 b->last_buf = (r == r->main) ? 1: 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	810 b->last_in_chain = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	811
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	812 b->file->fd = c->file.fd;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	813 b->file->name = c->file.name;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	814 b->file->log = r->connection->log;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	815
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	816 out.buf = b;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	817 out.next = NULL;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	818
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	819 return ngx_http_output_filter(r, &out);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	820 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	821
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	822
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	823 void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	824 ngx_http_file_cache_free(ngx_http_request_t r, ngx_temp_file_t tf)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	825 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	826 ngx_http_cache_t *c;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	827 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	828
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	829 c = r->cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	830
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	831 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	832 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	833 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	834
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	835 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	836
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	837 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	838
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	839 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	840 "http file cache free");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	841
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	842 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	843
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	844 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	845
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	846 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	847 c->node->valid_sec = c->valid_sec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	848 c->node->valid_msec = c->valid_msec;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	849 c->node->error = c->error;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	850 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	851
2927 55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	852 c->node->updating = 0;
55ceaef03d34 proxy_cache_use_stale/fastcgi_cache_use_stale updating Igor Sysoev <igor@sysoev.ru> parents: 2926 diff changeset	853
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	854 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	855
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	856 if (c->temp_file) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	857 if (tf && tf->file.fd != NGX_INVALID_FILE) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	858 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, r->connection->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	859 "http file cache incomplete: \"%s\"",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	860 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	861
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	862 if (ngx_delete_file(tf->file.name.data) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	863 ngx_log_error(NGX_LOG_CRIT, r->connection->log, ngx_errno,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	864 ngx_delete_file_n " \"%s\" failed",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	865 tf->file.name.data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	866 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	867 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	868 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	869 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	870
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	871
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	872 static void
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	873 ngx_http_file_cache_cleanup(void *data)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	874 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	875 ngx_http_cache_t *c = data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	876
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	877 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	878
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	879 if (c->updated) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	880 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	881 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	882
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	883 c->updated = 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	884
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	885 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, c->file.log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	886 "http file cache cleanup");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	887
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	888 if (c->error) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	889 return;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	890 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	891
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	892 cache = c->file_cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	893
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	894 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	895
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	896 c->node->count--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	897
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	898 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	899 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	900
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	901
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	902 static time_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	903 ngx_http_file_cache_forced_expire(ngx_http_file_cache_t *cache)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	904 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	905 u_char *name;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	906 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	907 time_t wait;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	908 ngx_uint_t tries;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	909 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	910 ngx_queue_t *q;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	911 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	912
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	913 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	914 "http file cache forced expire");
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	915
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	916 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	917 len = path->name.len + 1 + path->len + 2 * NGX_HTTP_CACHE_KEY_LEN;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	918
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	919 name = ngx_alloc(len + 1, ngx_cycle->log);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	920 if (name == NULL) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	921 return 10;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	922 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	923
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	924 ngx_memcpy(name, path->name.data, path->name.len);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	925
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	926 wait = 10;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	927 tries = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	928
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	929 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	930
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	931 for (q = ngx_queue_last(&cache->sh->queue);
b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	932 q != ngx_queue_sentinel(&cache->sh->queue);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	933 q = ngx_queue_prev(q))
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	934 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	935 fcn = ngx_queue_data(q, ngx_http_file_cache_node_t, queue);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	936
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	937 ngx_log_debug6(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	938 "http file cache forced expire: #%d %d %02xd%02xd%02xd%02xd",
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	939 fcn->count, fcn->exists,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	940 fcn->key[0], fcn->key[1], fcn->key[2], fcn->key[3]);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	941
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	942 if (fcn->count) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	943
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	944 if (tries++ < 20) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	945 continue;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	946 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	947
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	948 wait = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	949
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	950 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	951 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	952
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	953 if (!fcn->exists) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	954
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	955 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	956 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	957 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	958
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	959 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	960 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	961
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	962 ngx_http_file_cache_delete(cache, q, name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	963
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	964 break;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	965 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	966
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	967 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	968
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	969 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	970
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	971 return wait;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	972 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	973
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	974
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	975 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	976 ngx_http_file_cache_expire(ngx_http_file_cache_t *cache)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	977 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	978 u_char name, p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	979 size_t len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	980 time_t now, wait;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	981 ngx_path_t *path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	982 ngx_queue_t *q;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	983 ngx_http_file_cache_node_t *fcn;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	984 u_char key[2 * NGX_HTTP_CACHE_KEY_LEN];
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	985
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	986 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	987 "http file cache expire");
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	988
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	989 path = cache->path;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	990 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	991
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	992 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	993 if (name == NULL) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	994 return 10;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	995 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	996
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	997 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	998
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	999 now = ngx_time();
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1000
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1001 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1002
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1003 for ( ;; ) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1004
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1005 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	1006 wait = 10;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1007 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1008 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1009
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1010 q = ngx_queue_last(&cache->sh->queue);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1011
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1012 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	1013
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1014 wait = fcn->expire - now;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1015
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1016 if (wait > 0) {
2694 49a1382b249b set cache manager maximum sleep time to 10s Igor Sysoev <igor@sysoev.ru> parents: 2693 diff changeset	1017 wait = wait > 10 ? 10 : wait;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1018 break;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1019 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1020
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1021 ngx_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	1022 "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	1023 fcn->count, fcn->exists,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1024 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	1025
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1026 if (fcn->count) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1027
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1028 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	1029 sizeof(ngx_rbtree_key_t));
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1030
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1031 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	1032 (void) ngx_hex_dump(p, fcn->key, len);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1033
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1034 /*
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1035 * 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	1036 * 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	1037 * 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	1038 * only, and to allow other leaks
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1039 */
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1040
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1041 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1042 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1043
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1044 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	1045 "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	1046 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	1047
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1048 continue;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1049 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1050
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1051 if (!fcn->exists) {
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 ngx_queue_remove(q);
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1054 ngx_rbtree_delete(&cache->sh->rbtree, &fcn->node);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1055 ngx_slab_free_locked(cache->shpool, fcn);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1056
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1057 continue;
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
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1060 ngx_http_file_cache_delete(cache, q, name);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1061 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1062
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1063 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1064
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1065 ngx_free(name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1066
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1067 return wait;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1068 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1069
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1070
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1071 static void
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1072 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	1073 u_char *name)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1074 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1075 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1076 size_t len;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1077 ngx_path_t *path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1078 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1079
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1080 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	1081
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1082 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	1083
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1084 path = cache->path;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1085
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1086 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	1087
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1088 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	1089
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1090 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	1091 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	1092 *p = '\0';
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1093
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1094 ngx_queue_remove(q);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1095
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1096 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	1097
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1098 ngx_slab_free_locked(cache->shpool, fcn);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1099
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1100 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1101
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1102 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	1103
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1104 ngx_create_hashed_filename(path, name, len);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1105
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1106 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	1107 "http file cache expire: \"%s\"", name);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1108
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1109 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	1110 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	1111 ngx_delete_file_n " \"%s\" failed", name);
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
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1114 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1115 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1116
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1117
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1118 static time_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1119 ngx_http_file_cache_manager(void *data)
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1120 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1121 ngx_http_file_cache_t *cache = data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1122
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1123 off_t size;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1124 time_t next;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1125
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1126 next = ngx_http_file_cache_expire(cache);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1127
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1128 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1129 cache->files = 0;
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 for ( ;; ) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1132 ngx_shmtx_lock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1133
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1134 size = cache->sh->size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1135
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1136 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1137
2631 73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1138 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1139 "http file cache size: %O", size);
73571521c2eb add debug logging Igor Sysoev <igor@sysoev.ru> parents: 2626 diff changeset	1140
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1141 if (size < cache->max_size) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1142 return next;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1143 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1144
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1145 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	1146
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1147 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	1148 return next;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1149 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1150 }
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
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 static void
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1155 ngx_http_file_cache_loader(void *data)
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1156 {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1157 ngx_http_file_cache_t *cache = data;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1158
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1159 ngx_tree_ctx_t tree;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1160
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1161 if (!cache->sh->cold \|\| cache->sh->loading) {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1162 return;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1163 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1164
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1165 if (!ngx_atomic_cmp_set(&cache->sh->loading, 0, ngx_pid)) {
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1166 return;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1167 }
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1168
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1169 ngx_log_debug0(NGX_LOG_DEBUG_HTTP, ngx_cycle->log, 0,
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1170 "http file cache loader");
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1171
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1172 tree.init_handler = NULL;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1173 tree.file_handler = ngx_http_file_cache_manage_file;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1174 tree.pre_tree_handler = ngx_http_file_cache_noop;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1175 tree.post_tree_handler = ngx_http_file_cache_noop;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1176 tree.spec_handler = ngx_http_file_cache_delete_file;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1177 tree.data = cache;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1178 tree.alloc = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1179 tree.log = ngx_cycle->log;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1180
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1181 cache->last = ngx_current_msec;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1182 cache->files = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1183
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1184 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	1185 cache->sh->loading = 0;
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1186 return;
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
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1189 cache->sh->cold = 0;
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1190 cache->sh->loading = 0;
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 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0,
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1193 "http file cache: %V %.3fM, bsize: %uz",
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1194 &cache->path->name,
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1195 ((double) cache->sh->size * cache->bsize) / (1024 * 1024),
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1196 cache->bsize);
8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1197 }
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
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1200 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1201 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	1202 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1203 ngx_msec_t elapsed;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1204
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1205 if (cache->files++ > 100) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1206
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1207 ngx_time_update(0, 0);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1208
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1209 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	1210
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1211 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	1212 "http file cache manager time: %M", elapsed);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1213
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1214 if (elapsed > 200) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1215
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1216 /*
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1217 * 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	1218 * 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	1219 * therefore sleep 200ms
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1220 */
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1221
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1222 ngx_msleep(200);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1223
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1224 ngx_time_update(0, 0);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1225 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1226
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1227 cache->last = ngx_current_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1228 cache->files = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1229 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1230
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1231 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	1232 }
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
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1235 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1236 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	1237 {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1238 return NGX_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1239 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1240
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1241
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1242 static ngx_int_t
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1243 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	1244 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1245 ngx_http_file_cache_t *cache;
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 cache = ctx->data;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1248
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1249 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	1250 (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	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 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	1254 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1255
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1256
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1257 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1258 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	1259 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1260 u_char *p;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1261 ngx_fd_t fd;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1262 ngx_int_t n;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1263 ngx_uint_t i;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1264 ngx_file_info_t fi;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1265 ngx_http_cache_t c;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1266 ngx_http_file_cache_t *cache;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1267 ngx_http_file_cache_header_t h;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1268
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1269 if (name->len < 2 * NGX_HTTP_CACHE_KEY_LEN) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1270 return NGX_ERROR;
2592 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
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1273 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	1274
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1275 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	1276
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1277 if (fd == NGX_INVALID_FILE) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1278 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	1279 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	1280 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1281 }
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 c.file.fd = fd;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1284 c.file.name = *name;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1285 c.file.log = ctx->log;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1286
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1287 n = ngx_read_file(&c.file, (u_char *) &h,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1288 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	1289 if (n == NGX_ERROR) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1290 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1291 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1292
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1293 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	1294 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	1295 "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	1296 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1297 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1298
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1299 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	1300 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	1301 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	1302
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1303 } else {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1304 c.uniq = ngx_file_uniq(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1305 c.valid_sec = h.valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1306 c.valid_msec = h.valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1307 c.body_start = h.body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1308 c.length = ngx_file_size(&fi);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1309 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1310
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1311 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	1312 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	1313 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	1314 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1315
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1316 if (c.body_start == 0) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1317 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1318 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1319
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1320 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	1321
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1322 for (i = 0; i < NGX_HTTP_CACHE_KEY_LEN; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1323 n = ngx_hextoi(p, 2);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1324
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1325 if (n == NGX_ERROR) {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1326 return NGX_ERROR;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1327 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1328
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1329 p += 2;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1330
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1331 c.key[i] = (u_char) n;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1332 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1333
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1334 cache = ctx->data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1335
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1336 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	1337 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1338
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1339
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1340 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1341 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	1342 {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1343 ngx_http_file_cache_node_t *fcn;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1344
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1345 ngx_shmtx_lock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1346
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1347 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	1348
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1349 if (fcn == NULL) {
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 fcn = ngx_slab_alloc_locked(cache->shpool,
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1352 sizeof(ngx_http_file_cache_node_t));
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1353 if (fcn == NULL) {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1354 ngx_shmtx_unlock(&cache->shpool->mutex);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1355 return NGX_ERROR;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1356 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1357
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1358 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	1359
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1360 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	1361 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	1362
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1363 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	1364
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1365 fcn->uses = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1366 fcn->count = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1367 fcn->valid_msec = c->valid_msec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1368 fcn->error = 0;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1369 fcn->exists = 1;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1370 fcn->uniq = c->uniq;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1371 fcn->valid_sec = c->valid_sec;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1372 fcn->body_start = c->body_start;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1373 fcn->length = c->length;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1374
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1375 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	1376
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1377 } else {
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1378 ngx_queue_remove(&fcn->queue);
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
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1381 fcn->expire = ngx_time() + cache->inactive;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1382
2720 b3b8c66bd520 support attaching to an existent Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2716 diff changeset	1383 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	1384
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1385 ngx_shmtx_unlock(&cache->shpool->mutex);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1386
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1387 return NGX_OK;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1388 }
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1389
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1390
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1391 static ngx_int_t
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1392 ngx_http_file_cache_delete_file(ngx_tree_ctx_t ctx, ngx_str_t path)
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1393 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1394 ngx_log_debug1(NGX_LOG_DEBUG_HTTP, ctx->log, 0,
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1395 "http file cache delete: \"%s\"", path->data);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1396
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1397 if (ngx_delete_file(path->data) == NGX_FILE_ERROR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1398 ngx_log_error(NGX_LOG_CRIT, ctx->log, ngx_errno,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1399 ngx_delete_file_n " \"%s\" failed", path->data);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1400 }
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1401
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1402 return NGX_OK;
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1403 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1404
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1405
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1406 time_t
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1407 ngx_http_file_cache_valid(ngx_array_t *cache_valid, ngx_uint_t status)
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1408 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1409 ngx_uint_t i;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1410 ngx_http_cache_valid_t *valid;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1411
2626 b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1412 if (cache_valid == NULL) {
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1413 return 0;
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1414 }
b0cfe5f66e8d fix segfault introduced in r2602 if there is 502/504 error Igor Sysoev <igor@sysoev.ru> parents: 2616 diff changeset	1415
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1416 valid = cache_valid->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1417 for (i = 0; i < cache_valid->nelts; i++) {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1418
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1419 if (valid[i].status == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1420 return valid[i].valid;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1421 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1422
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1423 if (valid[i].status == status) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1424 return valid[i].valid;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1425 }
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1426 }
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1427
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1428 return 0;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1429 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1430
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1431
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1432 char *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1433 ngx_http_file_cache_set_slot(ngx_conf_t cf, ngx_command_t cmd, void *conf)
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1434 {
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1435 off_t max_size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1436 u_char last, p;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1437 time_t inactive;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1438 ssize_t size;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1439 ngx_str_t s, name, *value;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1440 ngx_uint_t i, n;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1441 ngx_http_file_cache_t *cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1442
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1443 cache = ngx_pcalloc(cf->pool, sizeof(ngx_http_file_cache_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1444 if (cache == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1445 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1446 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1447
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1448 cache->path = ngx_pcalloc(cf->pool, sizeof(ngx_path_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1449 if (cache->path == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1450 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1451 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1452
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1453 inactive = 600;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1454
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1455 name.len = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1456 size = 0;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1457 max_size = NGX_MAX_OFF_T_VALUE;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1458
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1459 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1460
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1461 cache->path->name = value[1];
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1462
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1463 if (cache->path->name.data[cache->path->name.len - 1] == '/') {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1464 cache->path->name.len--;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1465 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1466
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1467 if (ngx_conf_full_name(cf->cycle, &cache->path->name, 0) != NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1468 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1469 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1470
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1471 for (i = 2; i < cf->args->nelts; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1472
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1473 if (ngx_strncmp(value[i].data, "levels=", 7) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1474
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1475 p = value[i].data + 7;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1476 last = value[i].data + value[i].len;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1477
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1478 for (n = 0; n < 3 && p < last; n++) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1479
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1480 if (p > '0' && p < '3') {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1481
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1482 cache->path->level[n] = *p++ - '0';
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1483 cache->path->len += cache->path->level[n] + 1;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1484
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1485 if (p == last) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1486 break;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1487 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1488
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1489 if (*p++ == ':' && n < 2 && p != last) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1490 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1491 }
2671 627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1492
627dee566f6c fix cache path slot Igor Sysoev <igor@sysoev.ru> parents: 2632 diff changeset	1493 goto invalid_levels;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1494 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1495
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1496 goto invalid_levels;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1497 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1498
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1499 if (cache->path->len < 10 + 3) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1500 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1501 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1502
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1503 invalid_levels:
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1504
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1505 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1506 "invalid \"levels\" \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1507 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1508 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1509
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1510 if (ngx_strncmp(value[i].data, "keys_zone=", 10) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1511
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1512 name.data = value[i].data + 10;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1513
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1514 p = (u_char *) ngx_strchr(name.data, ':');
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1515
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1516 if (p) {
2716 d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	1517 *p = '\0';
d5896f6608e8 move zone name from ngx_shm_zone_t to ngx_shm_t to use Win32 shared memory Igor Sysoev <igor@sysoev.ru> parents: 2694 diff changeset	1518
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1519 name.len = p - name.data;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1520
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1521 p++;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1522
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1523 s.len = value[i].data + value[i].len - p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1524 s.data = p;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1525
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1526 size = ngx_parse_size(&s);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1527 if (size > 8191) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1528 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1529 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1530 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1531
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1532 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1533 "invalid keys zone size \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1534 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1535 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1536
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1537 if (ngx_strncmp(value[i].data, "inactive=", 9) == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1538
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1539 s.len = value[i].len - 9;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1540 s.data = value[i].data + 9;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1541
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1542 inactive = ngx_parse_time(&s, 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1543 if (inactive < 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1544 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1545 "invalid inactive value \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1546 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1547 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1548
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1549 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1550 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1551
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1552 if (ngx_strncmp(value[i].data, "max_size=", 9) == 0) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1553
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1554 s.len = value[i].len - 9;
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1555 s.data = value[i].data + 9;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1556
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1557 max_size = ngx_parse_offset(&s);
d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1558 if (max_size < 0) {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1559 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1560 "invalid max_size value \"%V\"", &value[i]);
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1561 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1562 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1563
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1564 continue;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1565 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1566
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1567 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1568 "invalid parameter \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1569 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1570 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1571
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1572 if (name.len == 0 \|\| size == 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1573 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1574 "\"%V\" must have \"keys_zone\" parameter",
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1575 &cmd->name);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1576 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1577 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1578
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1579 cache->path->manager = ngx_http_file_cache_manager;
3018 8fc7b94f647b cache loader process Igor Sysoev <igor@sysoev.ru> parents: 3017 diff changeset	1580 cache->path->loader = ngx_http_file_cache_loader;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1581 cache->path->data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1582
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1583 if (ngx_add_path(cf, &cache->path) != NGX_OK) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1584 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1585 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1586
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1587 cache->shm_zone = ngx_shared_memory_add(cf, &name, size, cmd->post);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1588 if (cache->shm_zone == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1589 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1590 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1591
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1592 if (cache->shm_zone->data) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1593 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1594 "duplicate zone \"%V\"", &name);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1595 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1596 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1597
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1598
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1599 cache->shm_zone->init = ngx_http_file_cache_init;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1600 cache->shm_zone->data = cache;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1601
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1602 cache->inactive = inactive;
2616 d19979e0d980 introduce cache manager instead of cache cleaner Igor Sysoev <igor@sysoev.ru> parents: 2611 diff changeset	1603 cache->max_size = max_size;
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1604
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1605 return NGX_CONF_OK;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1606 }
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1607
ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1608
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1609 char *
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1610 ngx_http_file_cache_valid_set_slot(ngx_conf_t cf, ngx_command_t cmd,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1611 void *conf)
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1612 {
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1613 char *p = conf;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1614
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1615 time_t valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1616 ngx_str_t *value;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1617 ngx_uint_t i, n, status;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1618 ngx_array_t **a;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1619 ngx_http_cache_valid_t *v;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1620 static ngx_uint_t statuses[] = { 200, 301, 302 };
477 ad1e9ebf93bb nginx-0.1.13-RELEASE import Igor Sysoev <igor@sysoev.ru> parents: 469 diff changeset	1621
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1622 a = (ngx_array_t **) (p + cmd->offset);
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1623
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1624 if (*a == NGX_CONF_UNSET_PTR) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1625 *a = ngx_array_create(cf->pool, 1, sizeof(ngx_http_cache_valid_t));
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1626 if (*a == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1627 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1628 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1629 }
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1630
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1631 value = cf->args->elts;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1632 n = cf->args->nelts - 1;
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1633
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1634 valid = ngx_parse_time(&value[n], 1);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1635 if (valid < 0) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1636 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1637 "invalid time value \"%V\"", &value[n]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1638 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	1639 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1640
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1641 if (n == 1) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1642
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1643 for (i = 0; i < 3; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1644 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1645 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1646 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1647 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1648
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1649 v->status = statuses[i];
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1650 v->valid = valid;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1651 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1652
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1653 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	1654 }
74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1655
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1656 for (i = 1; i < n; i++) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1657
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1658 if (ngx_strcmp(value[i].data, "any") == 0) {
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 status = 0;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1661
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1662 } else {
202 74994aeef848 nginx-0.0.1-2003-12-01-19:28:14 import Igor Sysoev <igor@sysoev.ru> parents: diff changeset	1663
2592 3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1664 status = ngx_atoi(value[i].data, value[i].len);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1665 if (status < 100) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1666 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1667 "invalid status \"%V\"", &value[i]);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1668 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1669 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1670 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1671
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1672 v = ngx_array_push(*a);
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1673 if (v == NULL) {
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1674 return NGX_CONF_ERROR;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1675 }
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1676
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1677 v->status = status;
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1678 v->valid = valid;
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
3a8a53c0c42f a prelimiary proxy cache support Igor Sysoev <igor@sysoev.ru> parents: 633 diff changeset	1681 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	1682 }

Mercurial > hg > nginx

annotate src/http/ngx_http_file_cache.c @ 3178:975f0558aab3