|
332
|
1
|
|
|
2 /*
|
|
|
3 * Copyright (C) Igor Sysoev
|
|
|
4 */
|
|
|
5
|
|
|
6
|
|
|
7 #include <ngx_config.h>
|
|
|
8 #include <ngx_core.h>
|
|
|
9
|
|
|
10
|
|
|
11 #ifndef _NGX_OPEN_FILE_CACHE_H_INCLUDED_
|
|
|
12 #define _NGX_OPEN_FILE_CACHE_H_INCLUDED_
|
|
|
13
|
|
|
14
|
|
416
|
15 #define NGX_OPEN_FILE_DIRECTIO_OFF NGX_MAX_OFF_T_VALUE
|
|
|
16
|
|
|
17
|
|
332
|
18 typedef struct {
|
|
|
19 ngx_fd_t fd;
|
|
|
20 ngx_file_uniq_t uniq;
|
|
|
21 time_t mtime;
|
|
|
22 off_t size;
|
|
622
|
23 off_t fs_size;
|
|
390
|
24 off_t directio;
|
|
532
|
25 size_t read_ahead;
|
|
482
|
26
|
|
332
|
27 ngx_err_t err;
|
|
482
|
28 char *failed;
|
|
332
|
29
|
|
358
|
30 time_t valid;
|
|
|
31
|
|
|
32 ngx_uint_t min_uses;
|
|
332
|
33
|
|
|
34 unsigned test_dir:1;
|
|
482
|
35 unsigned test_only:1;
|
|
384
|
36 unsigned log:1;
|
|
332
|
37 unsigned errors:1;
|
|
|
38 unsigned events:1;
|
|
|
39
|
|
|
40 unsigned is_dir:1;
|
|
|
41 unsigned is_file:1;
|
|
|
42 unsigned is_link:1;
|
|
|
43 unsigned is_exec:1;
|
|
406
|
44 unsigned is_directio:1;
|
|
332
|
45 } ngx_open_file_info_t;
|
|
|
46
|
|
|
47
|
|
|
48 typedef struct ngx_cached_open_file_s ngx_cached_open_file_t;
|
|
|
49
|
|
|
50 struct ngx_cached_open_file_s {
|
|
|
51 ngx_rbtree_node_t node;
|
|
358
|
52 ngx_queue_t queue;
|
|
332
|
53
|
|
|
54 u_char *name;
|
|
|
55 time_t created;
|
|
|
56 time_t accessed;
|
|
|
57
|
|
|
58 ngx_fd_t fd;
|
|
|
59 ngx_file_uniq_t uniq;
|
|
|
60 time_t mtime;
|
|
|
61 off_t size;
|
|
|
62 ngx_err_t err;
|
|
|
63
|
|
358
|
64 uint32_t uses;
|
|
|
65
|
|
332
|
66 unsigned count:24;
|
|
|
67 unsigned close:1;
|
|
358
|
68 unsigned use_event:1;
|
|
332
|
69
|
|
|
70 unsigned is_dir:1;
|
|
|
71 unsigned is_file:1;
|
|
|
72 unsigned is_link:1;
|
|
|
73 unsigned is_exec:1;
|
|
410
|
74 unsigned is_directio:1;
|
|
332
|
75
|
|
|
76 ngx_event_t *event;
|
|
|
77 };
|
|
|
78
|
|
|
79
|
|
|
80 typedef struct {
|
|
|
81 ngx_rbtree_t rbtree;
|
|
358
|
82 ngx_rbtree_node_t sentinel;
|
|
|
83 ngx_queue_t expire_queue;
|
|
332
|
84
|
|
|
85 ngx_uint_t current;
|
|
|
86 ngx_uint_t max;
|
|
|
87 time_t inactive;
|
|
|
88 } ngx_open_file_cache_t;
|
|
|
89
|
|
|
90
|
|
|
91 typedef struct {
|
|
|
92 ngx_open_file_cache_t *cache;
|
|
|
93 ngx_cached_open_file_t *file;
|
|
358
|
94 ngx_uint_t min_uses;
|
|
332
|
95 ngx_log_t *log;
|
|
|
96 } ngx_open_file_cache_cleanup_t;
|
|
|
97
|
|
|
98
|
|
|
99 typedef struct {
|
|
|
100
|
|
|
101 /* ngx_connection_t stub to allow use c->fd as event ident */
|
|
|
102 void *data;
|
|
|
103 ngx_event_t *read;
|
|
|
104 ngx_event_t *write;
|
|
|
105 ngx_fd_t fd;
|
|
|
106
|
|
|
107 ngx_cached_open_file_t *file;
|
|
|
108 ngx_open_file_cache_t *cache;
|
|
|
109 } ngx_open_file_cache_event_t;
|
|
|
110
|
|
|
111
|
|
|
112 ngx_open_file_cache_t *ngx_open_file_cache_init(ngx_pool_t *pool,
|
|
|
113 ngx_uint_t max, time_t inactive);
|
|
|
114 ngx_int_t ngx_open_cached_file(ngx_open_file_cache_t *cache, ngx_str_t *name,
|
|
|
115 ngx_open_file_info_t *of, ngx_pool_t *pool);
|
|
|
116
|
|
|
117
|
|
|
118 #endif /* _NGX_OPEN_FILE_CACHE_H_INCLUDED_ */
|
