Mercurial > hg > nginx
annotate src/stream/ngx_stream_upstream.h @ 6736:f41c2530dd17
Modules compatibility: removed dependencies on NGX_STREAM_SSL.
External structures are now identical regardless of stream SSL module
compiled in or not.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Mon, 10 Oct 2016 18:44:17 +0300 |
| parents | d200a0fd00b7 |
| children | d1d0dd69a419 |
| rev | line source |
|---|---|
| 6115 | 1 |
| 2 /* | |
| 3 * Copyright (C) Igor Sysoev | |
| 4 * Copyright (C) Nginx, Inc. | |
| 5 */ | |
| 6 | |
| 7 | |
| 8 #ifndef _NGX_STREAM_UPSTREAM_H_INCLUDED_ | |
| 9 #define _NGX_STREAM_UPSTREAM_H_INCLUDED_ | |
| 10 | |
| 11 | |
| 12 #include <ngx_config.h> | |
| 13 #include <ngx_core.h> | |
| 14 #include <ngx_stream.h> | |
| 15 #include <ngx_event_connect.h> | |
| 16 | |
| 17 | |
| 18 #define NGX_STREAM_UPSTREAM_CREATE 0x0001 | |
| 19 #define NGX_STREAM_UPSTREAM_WEIGHT 0x0002 | |
| 20 #define NGX_STREAM_UPSTREAM_MAX_FAILS 0x0004 | |
| 21 #define NGX_STREAM_UPSTREAM_FAIL_TIMEOUT 0x0008 | |
| 22 #define NGX_STREAM_UPSTREAM_DOWN 0x0010 | |
| 23 #define NGX_STREAM_UPSTREAM_BACKUP 0x0020 | |
| 6705 | 24 #define NGX_STREAM_UPSTREAM_MAX_CONNS 0x0100 |
| 6115 | 25 |
| 26 | |
| 27 typedef struct { | |
| 28 ngx_array_t upstreams; | |
| 29 /* ngx_stream_upstream_srv_conf_t */ | |
| 30 } ngx_stream_upstream_main_conf_t; | |
| 31 | |
| 32 | |
| 33 typedef struct ngx_stream_upstream_srv_conf_s ngx_stream_upstream_srv_conf_t; | |
| 34 | |
| 35 | |
| 36 typedef ngx_int_t (*ngx_stream_upstream_init_pt)(ngx_conf_t *cf, | |
| 37 ngx_stream_upstream_srv_conf_t *us); | |
| 38 typedef ngx_int_t (*ngx_stream_upstream_init_peer_pt)(ngx_stream_session_t *s, | |
| 39 ngx_stream_upstream_srv_conf_t *us); | |
| 40 | |
| 41 | |
| 42 typedef struct { | |
| 43 ngx_stream_upstream_init_pt init_upstream; | |
| 44 ngx_stream_upstream_init_peer_pt init; | |
| 45 void *data; | |
| 46 } ngx_stream_upstream_peer_t; | |
| 47 | |
| 48 | |
| 49 typedef struct { | |
| 50 ngx_str_t name; | |
| 51 ngx_addr_t *addrs; | |
| 52 ngx_uint_t naddrs; | |
| 53 ngx_uint_t weight; | |
| 6705 | 54 ngx_uint_t max_conns; |
| 6115 | 55 ngx_uint_t max_fails; |
| 56 time_t fail_timeout; | |
|
6708
4080f94a996f
Modules compatibility: slow start fields.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6705
diff
changeset
|
57 ngx_msec_t slow_start; |
| 6115 | 58 |
| 59 unsigned down:1; | |
| 60 unsigned backup:1; | |
|
6715
d200a0fd00b7
Introduced the NGX_COMPAT macro.
Ruslan Ermilov <ru@nginx.com>
parents:
6708
diff
changeset
|
61 |
|
d200a0fd00b7
Introduced the NGX_COMPAT macro.
Ruslan Ermilov <ru@nginx.com>
parents:
6708
diff
changeset
|
62 NGX_COMPAT_BEGIN(4) |
|
d200a0fd00b7
Introduced the NGX_COMPAT macro.
Ruslan Ermilov <ru@nginx.com>
parents:
6708
diff
changeset
|
63 NGX_COMPAT_END |
| 6115 | 64 } ngx_stream_upstream_server_t; |
| 65 | |
| 66 | |
| 67 struct ngx_stream_upstream_srv_conf_s { | |
| 68 ngx_stream_upstream_peer_t peer; | |
| 69 void **srv_conf; | |
| 70 | |
| 71 ngx_array_t *servers; | |
| 72 /* ngx_stream_upstream_server_t */ | |
| 73 | |
| 74 ngx_uint_t flags; | |
| 75 ngx_str_t host; | |
| 76 u_char *file_name; | |
| 77 ngx_uint_t line; | |
| 78 in_port_t port; | |
| 79 ngx_uint_t no_port; /* unsigned no_port:1 */ | |
| 80 | |
| 81 #if (NGX_STREAM_UPSTREAM_ZONE) | |
| 82 ngx_shm_zone_t *shm_zone; | |
| 83 #endif | |
| 84 }; | |
| 85 | |
| 86 | |
| 87 typedef struct { | |
|
6677
c02290241cbe
Stream: upstream response time variables.
Vladimir Homutov <vl@nginx.com>
parents:
6676
diff
changeset
|
88 ngx_msec_t response_time; |
|
c02290241cbe
Stream: upstream response time variables.
Vladimir Homutov <vl@nginx.com>
parents:
6676
diff
changeset
|
89 ngx_msec_t connect_time; |
|
c02290241cbe
Stream: upstream response time variables.
Vladimir Homutov <vl@nginx.com>
parents:
6676
diff
changeset
|
90 ngx_msec_t first_byte_time; |
|
6676
df3a7c029dec
Stream: $upstream_bytes_sent and $upstream_bytes_received.
Vladimir Homutov <vl@nginx.com>
parents:
6675
diff
changeset
|
91 off_t bytes_sent; |
|
df3a7c029dec
Stream: $upstream_bytes_sent and $upstream_bytes_received.
Vladimir Homutov <vl@nginx.com>
parents:
6675
diff
changeset
|
92 off_t bytes_received; |
|
df3a7c029dec
Stream: $upstream_bytes_sent and $upstream_bytes_received.
Vladimir Homutov <vl@nginx.com>
parents:
6675
diff
changeset
|
93 |
|
6675
ab9b4fd8c5b7
Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
94 ngx_str_t *peer; |
|
ab9b4fd8c5b7
Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
95 } ngx_stream_upstream_state_t; |
|
ab9b4fd8c5b7
Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
96 |
|
ab9b4fd8c5b7
Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
97 |
|
ab9b4fd8c5b7
Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
98 typedef struct { |
|
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
99 ngx_str_t host; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
100 in_port_t port; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
101 ngx_uint_t no_port; /* unsigned no_port:1 */ |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
102 |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
103 ngx_uint_t naddrs; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
104 ngx_resolver_addr_t *addrs; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
105 |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
106 struct sockaddr *sockaddr; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
107 socklen_t socklen; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
108 |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
109 ngx_resolver_ctx_t *ctx; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
110 } ngx_stream_upstream_resolved_t; |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
111 |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
112 |
|
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
113 typedef struct { |
| 6115 | 114 ngx_peer_connection_t peer; |
| 6692 | 115 |
| 6115 | 116 ngx_buf_t downstream_buf; |
| 117 ngx_buf_t upstream_buf; | |
| 6692 | 118 |
| 119 ngx_chain_t *free; | |
| 120 ngx_chain_t *upstream_out; | |
| 121 ngx_chain_t *upstream_busy; | |
| 122 ngx_chain_t *downstream_out; | |
| 123 ngx_chain_t *downstream_busy; | |
| 124 | |
| 6115 | 125 off_t received; |
|
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
126 time_t start_sec; |
| 6436 | 127 ngx_uint_t responses; |
| 6692 | 128 |
| 6115 | 129 ngx_str_t ssl_name; |
| 6692 | 130 |
|
6703
edcd9303a4d3
Upstream: introduced u->upstream.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6692
diff
changeset
|
131 ngx_stream_upstream_srv_conf_t *upstream; |
|
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
132 ngx_stream_upstream_resolved_t *resolved; |
|
6675
ab9b4fd8c5b7
Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
133 ngx_stream_upstream_state_t *state; |
|
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
134 unsigned connected:1; |
|
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
135 unsigned proxy_protocol:1; |
| 6115 | 136 } ngx_stream_upstream_t; |
| 137 | |
| 138 | |
| 139 ngx_stream_upstream_srv_conf_t *ngx_stream_upstream_add(ngx_conf_t *cf, | |
| 140 ngx_url_t *u, ngx_uint_t flags); | |
| 141 | |
| 142 | |
| 143 #define ngx_stream_conf_upstream_srv_conf(uscf, module) \ | |
| 144 uscf->srv_conf[module.ctx_index] | |
| 145 | |
| 146 | |
| 147 extern ngx_module_t ngx_stream_upstream_module; | |
| 148 | |
| 149 | |
| 150 #endif /* _NGX_STREAM_UPSTREAM_H_INCLUDED_ */ |