Mercurial > hg > nginx-quic
annotate src/stream/ngx_stream_upstream.h @ 6709:e08e741f74cd
Modules compatibility: cache purge fields.
author | Maxim Dounin <mdounin@mdounin.ru> |
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date | Thu, 29 Sep 2016 18:06:01 +0300 |
parents | 4080f94a996f |
children | d200a0fd00b7 |
rev | line source |
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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>
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changeset
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57 ngx_msec_t slow_start; |
6115 | 58 |
59 unsigned down:1; | |
60 unsigned backup:1; | |
61 } ngx_stream_upstream_server_t; | |
62 | |
63 | |
64 struct ngx_stream_upstream_srv_conf_s { | |
65 ngx_stream_upstream_peer_t peer; | |
66 void **srv_conf; | |
67 | |
68 ngx_array_t *servers; | |
69 /* ngx_stream_upstream_server_t */ | |
70 | |
71 ngx_uint_t flags; | |
72 ngx_str_t host; | |
73 u_char *file_name; | |
74 ngx_uint_t line; | |
75 in_port_t port; | |
76 ngx_uint_t no_port; /* unsigned no_port:1 */ | |
77 | |
78 #if (NGX_STREAM_UPSTREAM_ZONE) | |
79 ngx_shm_zone_t *shm_zone; | |
80 #endif | |
81 }; | |
82 | |
83 | |
84 typedef struct { | |
6677
c02290241cbe
Stream: upstream response time variables.
Vladimir Homutov <vl@nginx.com>
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85 ngx_msec_t response_time; |
c02290241cbe
Stream: upstream response time variables.
Vladimir Homutov <vl@nginx.com>
parents:
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86 ngx_msec_t connect_time; |
c02290241cbe
Stream: upstream response time variables.
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87 ngx_msec_t first_byte_time; |
6676
df3a7c029dec
Stream: $upstream_bytes_sent and $upstream_bytes_received.
Vladimir Homutov <vl@nginx.com>
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88 off_t bytes_sent; |
df3a7c029dec
Stream: $upstream_bytes_sent and $upstream_bytes_received.
Vladimir Homutov <vl@nginx.com>
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89 off_t bytes_received; |
df3a7c029dec
Stream: $upstream_bytes_sent and $upstream_bytes_received.
Vladimir Homutov <vl@nginx.com>
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90 |
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Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
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91 ngx_str_t *peer; |
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Stream: the $upstream_addr variable.
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92 } ngx_stream_upstream_state_t; |
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Stream: the $upstream_addr variable.
Vladimir Homutov <vl@nginx.com>
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93 |
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Stream: the $upstream_addr variable.
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94 |
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Stream: the $upstream_addr variable.
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95 typedef struct { |
6643
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Stream: variables in proxy_pass and proxy_ssl_name.
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96 ngx_str_t host; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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97 in_port_t port; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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98 ngx_uint_t no_port; /* unsigned no_port:1 */ |
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Stream: variables in proxy_pass and proxy_ssl_name.
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99 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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100 ngx_uint_t naddrs; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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101 ngx_resolver_addr_t *addrs; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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102 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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103 struct sockaddr *sockaddr; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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104 socklen_t socklen; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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105 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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106 ngx_resolver_ctx_t *ctx; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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107 } ngx_stream_upstream_resolved_t; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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108 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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109 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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110 typedef struct { |
6115 | 111 ngx_peer_connection_t peer; |
6692 | 112 |
6115 | 113 ngx_buf_t downstream_buf; |
114 ngx_buf_t upstream_buf; | |
6692 | 115 |
116 ngx_chain_t *free; | |
117 ngx_chain_t *upstream_out; | |
118 ngx_chain_t *upstream_busy; | |
119 ngx_chain_t *downstream_out; | |
120 ngx_chain_t *downstream_busy; | |
121 | |
6115 | 122 off_t received; |
6201
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Stream: upstream and downstream limit rates.
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123 time_t start_sec; |
6436 | 124 ngx_uint_t responses; |
6692 | 125 |
6115 | 126 #if (NGX_STREAM_SSL) |
127 ngx_str_t ssl_name; | |
128 #endif | |
6692 | 129 |
6703
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Upstream: introduced u->upstream.
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130 ngx_stream_upstream_srv_conf_t *upstream; |
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131 ngx_stream_upstream_resolved_t *resolved; |
6675
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Stream: the $upstream_addr variable.
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132 ngx_stream_upstream_state_t *state; |
6202
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Stream: upstream "connected" flag.
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133 unsigned connected:1; |
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Stream: upstream "connected" flag.
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134 unsigned proxy_protocol:1; |
6115 | 135 } ngx_stream_upstream_t; |
136 | |
137 | |
138 ngx_stream_upstream_srv_conf_t *ngx_stream_upstream_add(ngx_conf_t *cf, | |
139 ngx_url_t *u, ngx_uint_t flags); | |
140 | |
141 | |
142 #define ngx_stream_conf_upstream_srv_conf(uscf, module) \ | |
143 uscf->srv_conf[module.ctx_index] | |
144 | |
145 | |
146 extern ngx_module_t ngx_stream_upstream_module; | |
147 | |
148 | |
149 #endif /* _NGX_STREAM_UPSTREAM_H_INCLUDED_ */ |