Mercurial > hg > nginx
annotate src/http/ngx_http_cache.h @ 6709:e08e741f74cd
Modules compatibility: cache purge fields.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Thu, 29 Sep 2016 18:06:01 +0300 |
parents | c9d680b00744 |
children | ca709bca4b77 |
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:
343
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:
343
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 |
4412 | 4 * Copyright (C) Nginx, Inc. |
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:
343
diff
changeset
|
5 */ |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
343
diff
changeset
|
6 |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
343
diff
changeset
|
7 |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
8 #ifndef _NGX_HTTP_CACHE_H_INCLUDED_ |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
9 #define _NGX_HTTP_CACHE_H_INCLUDED_ |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
10 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
11 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
12 #include <ngx_config.h> |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
13 #include <ngx_core.h> |
173
4fb2a2cff023
nginx-0.0.1-2003-11-04-20:09:19 import
Igor Sysoev <igor@sysoev.ru>
parents:
172
diff
changeset
|
14 #include <ngx_http.h> |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
15 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
16 |
2952 | 17 #define NGX_HTTP_CACHE_MISS 1 |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
18 #define NGX_HTTP_CACHE_BYPASS 2 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
19 #define NGX_HTTP_CACHE_EXPIRED 3 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
20 #define NGX_HTTP_CACHE_STALE 4 |
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
21 #define NGX_HTTP_CACHE_UPDATING 5 |
5441
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
22 #define NGX_HTTP_CACHE_REVALIDATED 6 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
23 #define NGX_HTTP_CACHE_HIT 7 |
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
24 #define NGX_HTTP_CACHE_SCARCE 8 |
197
0b81c7a0b133
nginx-0.0.1-2003-11-27-10:45:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
25 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
26 #define NGX_HTTP_CACHE_KEY_LEN 16 |
5737
44b9ab7752e3
Cache: ETag now saved into cache header.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5736
diff
changeset
|
27 #define NGX_HTTP_CACHE_ETAG_LEN 42 |
5878
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
28 #define NGX_HTTP_CACHE_VARY_LEN 42 |
195
8dee38ea9117
nginx-0.0.1-2003-11-25-23:44:56 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
29 |
5878
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
30 #define NGX_HTTP_CACHE_VERSION 3 |
5736
2fe1967f8854
Cache: version in cache files.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5441
diff
changeset
|
31 |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
32 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
33 typedef struct { |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
34 ngx_uint_t status; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
35 time_t valid; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
36 } ngx_http_cache_valid_t; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
37 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
38 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
39 typedef struct { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
40 ngx_rbtree_node_t node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
41 ngx_queue_t queue; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
42 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
43 u_char key[NGX_HTTP_CACHE_KEY_LEN |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
44 - sizeof(ngx_rbtree_key_t)]; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
45 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
46 unsigned count:20; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
47 unsigned uses:10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
48 unsigned valid_msec:10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
49 unsigned error:10; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
50 unsigned exists:1; |
2927
55ceaef03d34
proxy_cache_use_stale/fastcgi_cache_use_stale updating
Igor Sysoev <igor@sysoev.ru>
parents:
2926
diff
changeset
|
51 unsigned updating:1; |
3755
76e3a93821b1
fix race condition if during reconfiguration two cache managers try
Igor Sysoev <igor@sysoev.ru>
parents:
3711
diff
changeset
|
52 unsigned deleting:1; |
6709
e08e741f74cd
Modules compatibility: cache purge fields.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6445
diff
changeset
|
53 unsigned purged:1; |
e08e741f74cd
Modules compatibility: cache purge fields.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6445
diff
changeset
|
54 /* 10 unused bits */ |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
55 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
56 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
57 time_t expire; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
58 time_t valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
59 size_t body_start; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3755
diff
changeset
|
60 off_t fs_size; |
5905
2f7e557eab5b
Cache: proxy_cache_lock_age and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
5880
diff
changeset
|
61 ngx_msec_t lock_time; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
62 } ngx_http_file_cache_node_t; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
63 |
469 | 64 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
65 struct ngx_http_cache_s { |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
66 ngx_file_t file; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
67 ngx_array_t keys; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
68 uint32_t crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
69 u_char key[NGX_HTTP_CACHE_KEY_LEN]; |
5880
78c49e243848
Cache: multiple variants of a resource now can be stored.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5879
diff
changeset
|
70 u_char main[NGX_HTTP_CACHE_KEY_LEN]; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
71 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
72 ngx_file_uniq_t uniq; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
73 time_t valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
74 time_t last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
75 time_t date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
76 |
5737
44b9ab7752e3
Cache: ETag now saved into cache header.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5736
diff
changeset
|
77 ngx_str_t etag; |
5878
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
78 ngx_str_t vary; |
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
79 u_char variant[NGX_HTTP_CACHE_KEY_LEN]; |
5737
44b9ab7752e3
Cache: ETag now saved into cache header.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5736
diff
changeset
|
80 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
81 size_t header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
82 size_t body_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
83 off_t length; |
3899
e7cd13b7f759
Use more precise stat.st_blocks to account cache size on Unix
Igor Sysoev <igor@sysoev.ru>
parents:
3755
diff
changeset
|
84 off_t fs_size; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
85 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
86 ngx_uint_t min_uses; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
87 ngx_uint_t error; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
88 ngx_uint_t valid_msec; |
6709
e08e741f74cd
Modules compatibility: cache purge fields.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6445
diff
changeset
|
89 ngx_uint_t vary_tag; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
90 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
91 ngx_buf_t *buf; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
92 |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
93 ngx_http_file_cache_t *file_cache; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
94 ngx_http_file_cache_node_t *node; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
95 |
6063
d698c300b9ff
Cache: added support for reading of the header in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents:
5968
diff
changeset
|
96 #if (NGX_THREADS) |
d698c300b9ff
Cache: added support for reading of the header in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents:
5968
diff
changeset
|
97 ngx_thread_task_t *thread_task; |
d698c300b9ff
Cache: added support for reading of the header in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents:
5968
diff
changeset
|
98 #endif |
d698c300b9ff
Cache: added support for reading of the header in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents:
5968
diff
changeset
|
99 |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
100 ngx_msec_t lock_timeout; |
5905
2f7e557eab5b
Cache: proxy_cache_lock_age and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
5880
diff
changeset
|
101 ngx_msec_t lock_age; |
2f7e557eab5b
Cache: proxy_cache_lock_age and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
5880
diff
changeset
|
102 ngx_msec_t lock_time; |
4385
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
103 ngx_msec_t wait_time; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
104 |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
105 ngx_event_t wait_event; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
106 |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
107 unsigned lock:1; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
108 unsigned waiting:1; |
70ba81827472
Cache locks initial implementation.
Maxim Dounin <mdounin@mdounin.ru>
parents:
3974
diff
changeset
|
109 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
110 unsigned updated:1; |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3699
diff
changeset
|
111 unsigned updating:1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
112 unsigned exists:1; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
113 unsigned temp_file:1; |
6709
e08e741f74cd
Modules compatibility: cache purge fields.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6445
diff
changeset
|
114 unsigned purged:1; |
5879
c525c0454aa5
Cache: c->reading flag introduced.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5878
diff
changeset
|
115 unsigned reading:1; |
5880
78c49e243848
Cache: multiple variants of a resource now can be stored.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5879
diff
changeset
|
116 unsigned secondary:1; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
117 }; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
118 |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
119 |
473 | 120 typedef struct { |
5736
2fe1967f8854
Cache: version in cache files.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5441
diff
changeset
|
121 ngx_uint_t version; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
122 time_t valid_sec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
123 time_t last_modified; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
124 time_t date; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
125 uint32_t crc32; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
126 u_short valid_msec; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
127 u_short header_start; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
128 u_short body_start; |
5737
44b9ab7752e3
Cache: ETag now saved into cache header.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5736
diff
changeset
|
129 u_char etag_len; |
44b9ab7752e3
Cache: ETag now saved into cache header.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5736
diff
changeset
|
130 u_char etag[NGX_HTTP_CACHE_ETAG_LEN]; |
5878
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
131 u_char vary_len; |
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
132 u_char vary[NGX_HTTP_CACHE_VARY_LEN]; |
2c89956b6a76
Cache: hash of Vary headers now stored in cache.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5737
diff
changeset
|
133 u_char variant[NGX_HTTP_CACHE_KEY_LEN]; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
134 } ngx_http_file_cache_header_t; |
477 | 135 |
136 | |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
137 typedef struct { |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
138 ngx_rbtree_t rbtree; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
139 ngx_rbtree_node_t sentinel; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
140 ngx_queue_t queue; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
141 ngx_atomic_t cold; |
3018 | 142 ngx_atomic_t loading; |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
143 off_t size; |
6445
c9d680b00744
Cache: added watermark to reduce IO load when keys_zone is full.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6444
diff
changeset
|
144 ngx_uint_t count; |
c9d680b00744
Cache: added watermark to reduce IO load when keys_zone is full.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6444
diff
changeset
|
145 ngx_uint_t watermark; |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
146 } ngx_http_file_cache_sh_t; |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
147 |
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
148 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
149 struct ngx_http_file_cache_s { |
2720
b3b8c66bd520
support attaching to an existent Win32 shared memory
Igor Sysoev <igor@sysoev.ru>
parents:
2616
diff
changeset
|
150 ngx_http_file_cache_sh_t *sh; |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
151 ngx_slab_pool_t *shpool; |
469 | 152 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
153 ngx_path_t *path; |
5968
99639bfdfa2a
Cache: added temp_path to file cache.
Roman Arutyunyan <arut@nginx.com>
parents:
5960
diff
changeset
|
154 ngx_path_t *temp_path; |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
155 |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2592
diff
changeset
|
156 off_t max_size; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2592
diff
changeset
|
157 size_t bsize; |
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2592
diff
changeset
|
158 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
159 time_t inactive; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2592
diff
changeset
|
160 |
6444
043914d19be8
Cache: report error if slab allocator fails during cache loading.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6063
diff
changeset
|
161 time_t fail_time; |
043914d19be8
Cache: report error if slab allocator fails during cache loading.
Dmitry Volyntsev <xeioex@nginx.com>
parents:
6063
diff
changeset
|
162 |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
163 ngx_uint_t files; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
164 ngx_uint_t loader_files; |
2616
d19979e0d980
introduce cache manager instead of cache cleaner
Igor Sysoev <igor@sysoev.ru>
parents:
2592
diff
changeset
|
165 ngx_msec_t last; |
3974
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
166 ngx_msec_t loader_sleep; |
d10bcb07d9d4
loader_files, loader_sleep, and loader_threshold
Igor Sysoev <igor@sysoev.ru>
parents:
3899
diff
changeset
|
167 ngx_msec_t loader_threshold; |
201
267ea1d98683
nginx-0.0.1-2003-11-30-23:03:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
200
diff
changeset
|
168 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
169 ngx_shm_zone_t *shm_zone; |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
170 }; |
200
abeaebe0a33c
nginx-0.0.1-2003-11-28-20:41:47 import
Igor Sysoev <igor@sysoev.ru>
parents:
199
diff
changeset
|
171 |
197
0b81c7a0b133
nginx-0.0.1-2003-11-27-10:45:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
172 |
3698
d11227f0107f
rename ngx_http_file_cache_create() to ngx_http_file_cache_new()
Igor Sysoev <igor@sysoev.ru>
parents:
3697
diff
changeset
|
173 ngx_int_t ngx_http_file_cache_new(ngx_http_request_t *r); |
3699
b0a0686a85bb
proxy_cache_pass, fastcgi_cache_bypass, uwsgi_cache_bypass, scgi_cache_bypass
Igor Sysoev <igor@sysoev.ru>
parents:
3698
diff
changeset
|
174 ngx_int_t ngx_http_file_cache_create(ngx_http_request_t *r); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
175 void ngx_http_file_cache_create_key(ngx_http_request_t *r); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
176 ngx_int_t ngx_http_file_cache_open(ngx_http_request_t *r); |
5959
f7584d7c0ccb
Cache: update variant while setting header.
Valentin Bartenev <vbart@nginx.com>
parents:
5905
diff
changeset
|
177 ngx_int_t ngx_http_file_cache_set_header(ngx_http_request_t *r, u_char *buf); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
178 void ngx_http_file_cache_update(ngx_http_request_t *r, ngx_temp_file_t *tf); |
5441
43ccaf8e8728
Upstream: cache revalidation with conditional requests.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
179 void ngx_http_file_cache_update_header(ngx_http_request_t *r); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
180 ngx_int_t ngx_http_cache_send(ngx_http_request_t *); |
3711
ce6ba077c270
several changes in cache cleanup handling:
Igor Sysoev <igor@sysoev.ru>
parents:
3699
diff
changeset
|
181 void ngx_http_file_cache_free(ngx_http_cache_t *c, ngx_temp_file_t *tf); |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
182 time_t ngx_http_file_cache_valid(ngx_array_t *cache_valid, ngx_uint_t status); |
199
a65b630b3a66
nginx-0.0.1-2003-11-28-11:40:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
197
diff
changeset
|
183 |
2592
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
184 char *ngx_http_file_cache_set_slot(ngx_conf_t *cf, ngx_command_t *cmd, |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
185 void *conf); |
3a8a53c0c42f
a prelimiary proxy cache support
Igor Sysoev <igor@sysoev.ru>
parents:
477
diff
changeset
|
186 char *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:
477
diff
changeset
|
187 void *conf); |
469 | 188 |
3526
62a4fd1e6e2c
proxy_no_cache and fastcgi_no_cache
Igor Sysoev <igor@sysoev.ru>
parents:
3052
diff
changeset
|
189 |
2952 | 190 extern ngx_str_t ngx_http_cache_status[]; |
191 | |
199
a65b630b3a66
nginx-0.0.1-2003-11-28-11:40:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
197
diff
changeset
|
192 |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
193 #endif /* _NGX_HTTP_CACHE_H_INCLUDED_ */ |