Mercurial > hg > nginx
annotate src/stream/ngx_stream.h @ 6172:3e8cddcff381
Stream: listen backlog=.
author | Ruslan Ermilov <ru@nginx.com> |
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date | Mon, 08 Jun 2015 23:13:33 +0300 |
parents | c13091e6292c |
children | 68c106e6fa0a |
rev | line source |
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6115 | 1 |
2 /* | |
3 * Copyright (C) Roman Arutyunyan | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #ifndef _NGX_STREAM_H_INCLUDED_ | |
9 #define _NGX_STREAM_H_INCLUDED_ | |
10 | |
11 | |
12 #include <ngx_config.h> | |
13 #include <ngx_core.h> | |
14 | |
15 #if (NGX_STREAM_SSL) | |
16 #include <ngx_stream_ssl_module.h> | |
17 #endif | |
18 | |
19 | |
20 typedef struct ngx_stream_session_s ngx_stream_session_t; | |
21 | |
22 | |
23 #include <ngx_stream_upstream.h> | |
24 #include <ngx_stream_upstream_round_robin.h> | |
25 | |
26 | |
27 typedef struct { | |
28 void **main_conf; | |
29 void **srv_conf; | |
30 } ngx_stream_conf_ctx_t; | |
31 | |
32 | |
33 typedef struct { | |
6170
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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34 union { |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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35 struct sockaddr sockaddr; |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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36 struct sockaddr_in sockaddr_in; |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
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parents:
6169
diff
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37 #if (NGX_HAVE_INET6) |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
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parents:
6169
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38 struct sockaddr_in6 sockaddr_in6; |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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39 #endif |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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40 #if (NGX_HAVE_UNIX_DOMAIN) |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
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41 struct sockaddr_un sockaddr_un; |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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42 #endif |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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43 u_char sockaddr_data[NGX_SOCKADDRLEN]; |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
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44 } u; |
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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45 |
6115 | 46 socklen_t socklen; |
47 | |
48 /* server ctx */ | |
49 ngx_stream_conf_ctx_t *ctx; | |
50 | |
51 unsigned bind:1; | |
52 unsigned wildcard:1; | |
53 #if (NGX_STREAM_SSL) | |
54 unsigned ssl:1; | |
55 #endif | |
56 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY) | |
57 unsigned ipv6only:1; | |
58 #endif | |
6153
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The "reuseport" option of the "listen" directive.
Maxim Dounin <mdounin@mdounin.ru>
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6129
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59 #if (NGX_HAVE_REUSEPORT) |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
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60 unsigned reuseport:1; |
4f6efabcb09b
The "reuseport" option of the "listen" directive.
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parents:
6129
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61 #endif |
6115 | 62 unsigned so_keepalive:2; |
63 #if (NGX_HAVE_KEEPALIVE_TUNABLE) | |
64 int tcp_keepidle; | |
65 int tcp_keepintvl; | |
66 int tcp_keepcnt; | |
67 #endif | |
6172 | 68 int backlog; |
6115 | 69 } ngx_stream_listen_t; |
70 | |
71 | |
72 typedef struct { | |
73 ngx_stream_conf_ctx_t *ctx; | |
74 ngx_str_t addr_text; | |
75 #if (NGX_STREAM_SSL) | |
76 ngx_uint_t ssl; /* unsigned ssl:1; */ | |
77 #endif | |
78 } ngx_stream_addr_conf_t; | |
79 | |
80 typedef struct { | |
81 in_addr_t addr; | |
82 ngx_stream_addr_conf_t conf; | |
83 } ngx_stream_in_addr_t; | |
84 | |
85 | |
86 #if (NGX_HAVE_INET6) | |
87 | |
88 typedef struct { | |
89 struct in6_addr addr6; | |
90 ngx_stream_addr_conf_t conf; | |
91 } ngx_stream_in6_addr_t; | |
92 | |
93 #endif | |
94 | |
95 | |
96 typedef struct { | |
97 /* ngx_stream_in_addr_t or ngx_stream_in6_addr_t */ | |
98 void *addrs; | |
99 ngx_uint_t naddrs; | |
100 } ngx_stream_port_t; | |
101 | |
102 | |
103 typedef struct { | |
104 int family; | |
105 in_port_t port; | |
106 ngx_array_t addrs; /* array of ngx_stream_conf_addr_t */ | |
107 } ngx_stream_conf_port_t; | |
108 | |
109 | |
110 typedef struct { | |
6170
c13091e6292c
Stream: embed ngx_stream_listen_t into ngx_stream_conf_addr_t.
Ruslan Ermilov <ru@nginx.com>
parents:
6169
diff
changeset
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111 ngx_stream_listen_t opt; |
6115 | 112 } ngx_stream_conf_addr_t; |
113 | |
114 | |
115 typedef struct { | |
116 ngx_array_t servers; /* ngx_stream_core_srv_conf_t */ | |
117 ngx_array_t listen; /* ngx_stream_listen_t */ | |
118 } ngx_stream_core_main_conf_t; | |
119 | |
120 | |
121 typedef void (*ngx_stream_handler_pt)(ngx_stream_session_t *s); | |
122 | |
123 | |
124 typedef struct { | |
125 ngx_stream_handler_pt handler; | |
126 ngx_stream_conf_ctx_t *ctx; | |
127 u_char *file_name; | |
128 ngx_int_t line; | |
129 ngx_log_t *error_log; | |
130 } ngx_stream_core_srv_conf_t; | |
131 | |
132 | |
133 struct ngx_stream_session_s { | |
134 uint32_t signature; /* "STRM" */ | |
135 | |
136 ngx_connection_t *connection; | |
137 | |
138 off_t received; | |
139 | |
140 ngx_log_handler_pt log_handler; | |
141 | |
142 void **ctx; | |
143 void **main_conf; | |
144 void **srv_conf; | |
145 | |
146 ngx_stream_upstream_t *upstream; | |
147 }; | |
148 | |
149 | |
150 typedef struct { | |
151 void *(*create_main_conf)(ngx_conf_t *cf); | |
152 char *(*init_main_conf)(ngx_conf_t *cf, void *conf); | |
153 | |
154 void *(*create_srv_conf)(ngx_conf_t *cf); | |
155 char *(*merge_srv_conf)(ngx_conf_t *cf, void *prev, | |
156 void *conf); | |
157 } ngx_stream_module_t; | |
158 | |
159 | |
160 #define NGX_STREAM_MODULE 0x4d525453 /* "STRM" */ | |
161 | |
162 #define NGX_STREAM_MAIN_CONF 0x02000000 | |
163 #define NGX_STREAM_SRV_CONF 0x04000000 | |
164 #define NGX_STREAM_UPS_CONF 0x08000000 | |
165 | |
166 | |
167 #define NGX_STREAM_MAIN_CONF_OFFSET offsetof(ngx_stream_conf_ctx_t, main_conf) | |
168 #define NGX_STREAM_SRV_CONF_OFFSET offsetof(ngx_stream_conf_ctx_t, srv_conf) | |
169 | |
170 | |
171 #define ngx_stream_get_module_ctx(s, module) (s)->ctx[module.ctx_index] | |
172 #define ngx_stream_set_ctx(s, c, module) s->ctx[module.ctx_index] = c; | |
173 #define ngx_stream_delete_ctx(s, module) s->ctx[module.ctx_index] = NULL; | |
174 | |
175 | |
176 #define ngx_stream_get_module_main_conf(s, module) \ | |
177 (s)->main_conf[module.ctx_index] | |
178 #define ngx_stream_get_module_srv_conf(s, module) \ | |
179 (s)->srv_conf[module.ctx_index] | |
180 | |
181 #define ngx_stream_conf_get_module_main_conf(cf, module) \ | |
182 ((ngx_stream_conf_ctx_t *) cf->ctx)->main_conf[module.ctx_index] | |
183 #define ngx_stream_conf_get_module_srv_conf(cf, module) \ | |
184 ((ngx_stream_conf_ctx_t *) cf->ctx)->srv_conf[module.ctx_index] | |
185 | |
186 #define ngx_stream_cycle_get_module_main_conf(cycle, module) \ | |
187 (cycle->conf_ctx[ngx_stream_module.index] ? \ | |
188 ((ngx_stream_conf_ctx_t *) cycle->conf_ctx[ngx_stream_module.index]) \ | |
189 ->main_conf[module.ctx_index]: \ | |
190 NULL) | |
191 | |
192 | |
193 void ngx_stream_init_connection(ngx_connection_t *c); | |
194 void ngx_stream_close_connection(ngx_connection_t *c); | |
195 | |
196 | |
197 extern ngx_module_t ngx_stream_module; | |
198 extern ngx_uint_t ngx_stream_max_module; | |
199 extern ngx_module_t ngx_stream_core_module; | |
200 | |
201 | |
202 #endif /* _NGX_STREAM_H_INCLUDED_ */ |