260
|
1
|
|
2 /*
|
|
3 * Copyright (C) Igor Sysoev
|
644
|
4 * Copyright (C) Nginx, Inc.
|
260
|
5 */
|
|
6
|
|
7
|
|
8 #ifndef _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_
|
|
9 #define _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_
|
|
10
|
|
11
|
|
12 #include <ngx_config.h>
|
|
13 #include <ngx_core.h>
|
|
14 #include <ngx_http.h>
|
|
15
|
|
16
|
|
17 typedef struct {
|
|
18 struct sockaddr *sockaddr;
|
|
19 socklen_t socklen;
|
|
20 ngx_str_t name;
|
|
21
|
324
|
22 ngx_int_t current_weight;
|
|
23 ngx_int_t weight;
|
260
|
24
|
|
25 ngx_uint_t fails;
|
|
26 time_t accessed;
|
|
27
|
|
28 ngx_uint_t max_fails;
|
|
29 time_t fail_timeout;
|
|
30
|
|
31 ngx_uint_t down; /* unsigned down:1; */
|
|
32
|
324
|
33 #if (NGX_HTTP_SSL)
|
318
|
34 ngx_ssl_session_t *ssl_session; /* local to a process */
|
260
|
35 #endif
|
|
36 } ngx_http_upstream_rr_peer_t;
|
|
37
|
|
38
|
326
|
39 typedef struct ngx_http_upstream_rr_peers_s ngx_http_upstream_rr_peers_t;
|
|
40
|
|
41 struct ngx_http_upstream_rr_peers_s {
|
|
42 ngx_uint_t single; /* unsigned single:1; */
|
260
|
43 ngx_uint_t number;
|
|
44 ngx_uint_t last_cached;
|
|
45
|
|
46 /* ngx_mutex_t *mutex; */
|
|
47 ngx_connection_t **cached;
|
|
48
|
|
49 ngx_str_t *name;
|
|
50
|
326
|
51 ngx_http_upstream_rr_peers_t *next;
|
|
52
|
260
|
53 ngx_http_upstream_rr_peer_t peer[1];
|
326
|
54 };
|
260
|
55
|
|
56
|
|
57 typedef struct {
|
|
58 ngx_http_upstream_rr_peers_t *peers;
|
|
59 ngx_uint_t current;
|
272
|
60 uintptr_t *tried;
|
260
|
61 uintptr_t data;
|
|
62 } ngx_http_upstream_rr_peer_data_t;
|
|
63
|
|
64
|
|
65 ngx_int_t ngx_http_upstream_init_round_robin(ngx_conf_t *cf,
|
|
66 ngx_http_upstream_srv_conf_t *us);
|
|
67 ngx_int_t ngx_http_upstream_init_round_robin_peer(ngx_http_request_t *r,
|
|
68 ngx_http_upstream_srv_conf_t *us);
|
348
|
69 ngx_int_t ngx_http_upstream_create_round_robin_peer(ngx_http_request_t *r,
|
|
70 ngx_http_upstream_resolved_t *ur);
|
260
|
71 ngx_int_t ngx_http_upstream_get_round_robin_peer(ngx_peer_connection_t *pc,
|
|
72 void *data);
|
|
73 void ngx_http_upstream_free_round_robin_peer(ngx_peer_connection_t *pc,
|
|
74 void *data, ngx_uint_t state);
|
|
75
|
|
76 #if (NGX_HTTP_SSL)
|
318
|
77 ngx_int_t
|
|
78 ngx_http_upstream_set_round_robin_peer_session(ngx_peer_connection_t *pc,
|
|
79 void *data);
|
|
80 void ngx_http_upstream_save_round_robin_peer_session(ngx_peer_connection_t *pc,
|
260
|
81 void *data);
|
|
82 #endif
|
|
83
|
|
84
|
|
85 #endif /* _NGX_HTTP_UPSTREAM_ROUND_ROBIN_H_INCLUDED_ */
|