Mercurial > hg > nginx
annotate src/stream/ngx_stream_proxy_module.c @ 6594:3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Mon, 20 Jun 2016 11:50:43 +0300 |
parents | b3b7e33083ac |
children | 0c98c4092440 |
rev | line source |
---|---|
6115 | 1 |
2 /* | |
3 * Copyright (C) Roman Arutyunyan | |
4 * Copyright (C) Nginx, Inc. | |
5 */ | |
6 | |
7 | |
8 #include <ngx_config.h> | |
9 #include <ngx_core.h> | |
10 #include <ngx_stream.h> | |
11 | |
12 | |
13 typedef struct { | |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
14 ngx_addr_t *addr; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
15 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
16 ngx_uint_t transparent; /* unsigned transparent:1; */ |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
17 #endif |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
18 } ngx_stream_upstream_local_t; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
19 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
20 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
21 typedef struct { |
6115 | 22 ngx_msec_t connect_timeout; |
23 ngx_msec_t timeout; | |
24 ngx_msec_t next_upstream_timeout; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
25 size_t buffer_size; |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
26 size_t upload_rate; |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
27 size_t download_rate; |
6436 | 28 ngx_uint_t responses; |
6115 | 29 ngx_uint_t next_upstream_tries; |
30 ngx_flag_t next_upstream; | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
31 ngx_flag_t proxy_protocol; |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
32 ngx_stream_upstream_local_t *local; |
6115 | 33 |
34 #if (NGX_STREAM_SSL) | |
35 ngx_flag_t ssl_enable; | |
36 ngx_flag_t ssl_session_reuse; | |
37 ngx_uint_t ssl_protocols; | |
38 ngx_str_t ssl_ciphers; | |
39 ngx_str_t ssl_name; | |
40 ngx_flag_t ssl_server_name; | |
41 | |
42 ngx_flag_t ssl_verify; | |
43 ngx_uint_t ssl_verify_depth; | |
44 ngx_str_t ssl_trusted_certificate; | |
45 ngx_str_t ssl_crl; | |
46 ngx_str_t ssl_certificate; | |
47 ngx_str_t ssl_certificate_key; | |
48 ngx_array_t *ssl_passwords; | |
49 | |
50 ngx_ssl_t *ssl; | |
51 #endif | |
52 | |
53 ngx_stream_upstream_srv_conf_t *upstream; | |
54 } ngx_stream_proxy_srv_conf_t; | |
55 | |
56 | |
57 static void ngx_stream_proxy_handler(ngx_stream_session_t *s); | |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
58 static ngx_int_t ngx_stream_proxy_set_local(ngx_stream_session_t *s, |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
59 ngx_stream_upstream_t *u, ngx_stream_upstream_local_t *local); |
6115 | 60 static void ngx_stream_proxy_connect(ngx_stream_session_t *s); |
61 static void ngx_stream_proxy_init_upstream(ngx_stream_session_t *s); | |
62 static void ngx_stream_proxy_upstream_handler(ngx_event_t *ev); | |
63 static void ngx_stream_proxy_downstream_handler(ngx_event_t *ev); | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
64 static void ngx_stream_proxy_process_connection(ngx_event_t *ev, |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
65 ngx_uint_t from_upstream); |
6115 | 66 static void ngx_stream_proxy_connect_handler(ngx_event_t *ev); |
67 static ngx_int_t ngx_stream_proxy_test_connect(ngx_connection_t *c); | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
68 static void ngx_stream_proxy_process(ngx_stream_session_t *s, |
6115 | 69 ngx_uint_t from_upstream, ngx_uint_t do_write); |
70 static void ngx_stream_proxy_next_upstream(ngx_stream_session_t *s); | |
71 static void ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc); | |
72 static u_char *ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, | |
73 size_t len); | |
74 | |
75 static void *ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf); | |
76 static char *ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, | |
77 void *child); | |
78 static char *ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
79 void *conf); | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
80 static char *ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
81 void *conf); |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
82 static ngx_int_t ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s); |
6115 | 83 |
84 #if (NGX_STREAM_SSL) | |
85 | |
86 static char *ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, | |
87 ngx_command_t *cmd, void *conf); | |
88 static void ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s); | |
89 static void ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc); | |
90 static ngx_int_t ngx_stream_proxy_ssl_name(ngx_stream_session_t *s); | |
91 static ngx_int_t ngx_stream_proxy_set_ssl(ngx_conf_t *cf, | |
92 ngx_stream_proxy_srv_conf_t *pscf); | |
93 | |
94 | |
95 static ngx_conf_bitmask_t ngx_stream_proxy_ssl_protocols[] = { | |
96 { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, | |
97 { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, | |
98 { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, | |
99 { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, | |
100 { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, | |
101 { ngx_null_string, 0 } | |
102 }; | |
103 | |
104 #endif | |
105 | |
106 | |
6217
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
107 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_downstream_buffer = { |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
108 ngx_conf_deprecated, "proxy_downstream_buffer", "proxy_buffer_size" |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
109 }; |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
110 |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
111 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_upstream_buffer = { |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
112 ngx_conf_deprecated, "proxy_upstream_buffer", "proxy_buffer_size" |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
113 }; |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
114 |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
115 |
6115 | 116 static ngx_command_t ngx_stream_proxy_commands[] = { |
117 | |
118 { ngx_string("proxy_pass"), | |
119 NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
120 ngx_stream_proxy_pass, | |
121 NGX_STREAM_SRV_CONF_OFFSET, | |
122 0, | |
123 NULL }, | |
124 | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
125 { ngx_string("proxy_bind"), |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
126 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12, |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
127 ngx_stream_proxy_bind, |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
128 NGX_STREAM_SRV_CONF_OFFSET, |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
129 0, |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
130 NULL }, |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
131 |
6115 | 132 { ngx_string("proxy_connect_timeout"), |
133 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
134 ngx_conf_set_msec_slot, | |
135 NGX_STREAM_SRV_CONF_OFFSET, | |
136 offsetof(ngx_stream_proxy_srv_conf_t, connect_timeout), | |
137 NULL }, | |
138 | |
139 { ngx_string("proxy_timeout"), | |
140 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
141 ngx_conf_set_msec_slot, | |
142 NGX_STREAM_SRV_CONF_OFFSET, | |
143 offsetof(ngx_stream_proxy_srv_conf_t, timeout), | |
144 NULL }, | |
145 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
146 { ngx_string("proxy_buffer_size"), |
6115 | 147 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
148 ngx_conf_set_size_slot, | |
149 NGX_STREAM_SRV_CONF_OFFSET, | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
150 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
6115 | 151 NULL }, |
152 | |
6217
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
153 { ngx_string("proxy_downstream_buffer"), |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
154 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
155 ngx_conf_set_size_slot, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
156 NGX_STREAM_SRV_CONF_OFFSET, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
157 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
158 &ngx_conf_deprecated_proxy_downstream_buffer }, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
159 |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
160 { ngx_string("proxy_upstream_buffer"), |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
161 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
162 ngx_conf_set_size_slot, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
163 NGX_STREAM_SRV_CONF_OFFSET, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
164 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
165 &ngx_conf_deprecated_proxy_upstream_buffer }, |
b544f8e0d921
Stream: deprecated proxy_downstream_buffer, proxy_upstream_buffer.
Roman Arutyunyan <arut@nginx.com>
parents:
6216
diff
changeset
|
166 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
167 { ngx_string("proxy_upload_rate"), |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
168 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
169 ngx_conf_set_size_slot, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
170 NGX_STREAM_SRV_CONF_OFFSET, |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
171 offsetof(ngx_stream_proxy_srv_conf_t, upload_rate), |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
172 NULL }, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
173 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
174 { ngx_string("proxy_download_rate"), |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
175 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
176 ngx_conf_set_size_slot, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
177 NGX_STREAM_SRV_CONF_OFFSET, |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
178 offsetof(ngx_stream_proxy_srv_conf_t, download_rate), |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
179 NULL }, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
180 |
6436 | 181 { ngx_string("proxy_responses"), |
182 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
183 ngx_conf_set_num_slot, | |
184 NGX_STREAM_SRV_CONF_OFFSET, | |
185 offsetof(ngx_stream_proxy_srv_conf_t, responses), | |
186 NULL }, | |
187 | |
6115 | 188 { ngx_string("proxy_next_upstream"), |
189 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
190 ngx_conf_set_flag_slot, | |
191 NGX_STREAM_SRV_CONF_OFFSET, | |
192 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream), | |
193 NULL }, | |
194 | |
195 { ngx_string("proxy_next_upstream_tries"), | |
196 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
197 ngx_conf_set_num_slot, | |
198 NGX_STREAM_SRV_CONF_OFFSET, | |
199 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_tries), | |
200 NULL }, | |
201 | |
202 { ngx_string("proxy_next_upstream_timeout"), | |
203 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
204 ngx_conf_set_msec_slot, | |
205 NGX_STREAM_SRV_CONF_OFFSET, | |
206 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_timeout), | |
207 NULL }, | |
208 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
209 { ngx_string("proxy_protocol"), |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
210 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
211 ngx_conf_set_flag_slot, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
212 NGX_STREAM_SRV_CONF_OFFSET, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
213 offsetof(ngx_stream_proxy_srv_conf_t, proxy_protocol), |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
214 NULL }, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
215 |
6115 | 216 #if (NGX_STREAM_SSL) |
217 | |
218 { ngx_string("proxy_ssl"), | |
219 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
220 ngx_conf_set_flag_slot, | |
221 NGX_STREAM_SRV_CONF_OFFSET, | |
222 offsetof(ngx_stream_proxy_srv_conf_t, ssl_enable), | |
223 NULL }, | |
224 | |
225 { ngx_string("proxy_ssl_session_reuse"), | |
226 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
227 ngx_conf_set_flag_slot, | |
228 NGX_STREAM_SRV_CONF_OFFSET, | |
229 offsetof(ngx_stream_proxy_srv_conf_t, ssl_session_reuse), | |
230 NULL }, | |
231 | |
232 { ngx_string("proxy_ssl_protocols"), | |
233 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
234 ngx_conf_set_bitmask_slot, | |
235 NGX_STREAM_SRV_CONF_OFFSET, | |
236 offsetof(ngx_stream_proxy_srv_conf_t, ssl_protocols), | |
237 &ngx_stream_proxy_ssl_protocols }, | |
238 | |
239 { ngx_string("proxy_ssl_ciphers"), | |
240 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
241 ngx_conf_set_str_slot, | |
242 NGX_STREAM_SRV_CONF_OFFSET, | |
243 offsetof(ngx_stream_proxy_srv_conf_t, ssl_ciphers), | |
244 NULL }, | |
245 | |
246 { ngx_string("proxy_ssl_name"), | |
247 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
248 ngx_conf_set_str_slot, | |
249 NGX_STREAM_SRV_CONF_OFFSET, | |
250 offsetof(ngx_stream_proxy_srv_conf_t, ssl_name), | |
251 NULL }, | |
252 | |
253 { ngx_string("proxy_ssl_server_name"), | |
254 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
255 ngx_conf_set_flag_slot, | |
256 NGX_STREAM_SRV_CONF_OFFSET, | |
257 offsetof(ngx_stream_proxy_srv_conf_t, ssl_server_name), | |
258 NULL }, | |
259 | |
260 { ngx_string("proxy_ssl_verify"), | |
261 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
262 ngx_conf_set_flag_slot, | |
263 NGX_STREAM_SRV_CONF_OFFSET, | |
264 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify), | |
265 NULL }, | |
266 | |
267 { ngx_string("proxy_ssl_verify_depth"), | |
268 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
269 ngx_conf_set_num_slot, | |
270 NGX_STREAM_SRV_CONF_OFFSET, | |
271 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify_depth), | |
272 NULL }, | |
273 | |
274 { ngx_string("proxy_ssl_trusted_certificate"), | |
275 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
276 ngx_conf_set_str_slot, | |
277 NGX_STREAM_SRV_CONF_OFFSET, | |
278 offsetof(ngx_stream_proxy_srv_conf_t, ssl_trusted_certificate), | |
279 NULL }, | |
280 | |
281 { ngx_string("proxy_ssl_crl"), | |
282 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
283 ngx_conf_set_str_slot, | |
284 NGX_STREAM_SRV_CONF_OFFSET, | |
285 offsetof(ngx_stream_proxy_srv_conf_t, ssl_crl), | |
286 NULL }, | |
287 | |
288 { ngx_string("proxy_ssl_certificate"), | |
289 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
290 ngx_conf_set_str_slot, | |
291 NGX_STREAM_SRV_CONF_OFFSET, | |
292 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate), | |
293 NULL }, | |
294 | |
295 { ngx_string("proxy_ssl_certificate_key"), | |
296 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
297 ngx_conf_set_str_slot, | |
298 NGX_STREAM_SRV_CONF_OFFSET, | |
299 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate_key), | |
300 NULL }, | |
301 | |
302 { ngx_string("proxy_ssl_password_file"), | |
303 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
304 ngx_stream_proxy_ssl_password_file, | |
305 NGX_STREAM_SRV_CONF_OFFSET, | |
306 0, | |
307 NULL }, | |
308 | |
309 #endif | |
310 | |
311 ngx_null_command | |
312 }; | |
313 | |
314 | |
315 static ngx_stream_module_t ngx_stream_proxy_module_ctx = { | |
6174
68c106e6fa0a
Stream: added postconfiguration method to stream modules.
Vladimir Homutov <vl@nginx.com>
parents:
6157
diff
changeset
|
316 NULL, /* postconfiguration */ |
68c106e6fa0a
Stream: added postconfiguration method to stream modules.
Vladimir Homutov <vl@nginx.com>
parents:
6157
diff
changeset
|
317 |
6115 | 318 NULL, /* create main configuration */ |
319 NULL, /* init main configuration */ | |
320 | |
321 ngx_stream_proxy_create_srv_conf, /* create server configuration */ | |
322 ngx_stream_proxy_merge_srv_conf /* merge server configuration */ | |
323 }; | |
324 | |
325 | |
326 ngx_module_t ngx_stream_proxy_module = { | |
327 NGX_MODULE_V1, | |
328 &ngx_stream_proxy_module_ctx, /* module context */ | |
329 ngx_stream_proxy_commands, /* module directives */ | |
330 NGX_STREAM_MODULE, /* module type */ | |
331 NULL, /* init master */ | |
332 NULL, /* init module */ | |
333 NULL, /* init process */ | |
334 NULL, /* init thread */ | |
335 NULL, /* exit thread */ | |
336 NULL, /* exit process */ | |
337 NULL, /* exit master */ | |
338 NGX_MODULE_V1_PADDING | |
339 }; | |
340 | |
341 | |
342 static void | |
343 ngx_stream_proxy_handler(ngx_stream_session_t *s) | |
344 { | |
345 u_char *p; | |
346 ngx_connection_t *c; | |
347 ngx_stream_upstream_t *u; | |
348 ngx_stream_proxy_srv_conf_t *pscf; | |
349 ngx_stream_upstream_srv_conf_t *uscf; | |
350 | |
351 c = s->connection; | |
352 | |
353 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
354 | |
355 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
356 "proxy connection handler"); | |
357 | |
358 u = ngx_pcalloc(c->pool, sizeof(ngx_stream_upstream_t)); | |
359 if (u == NULL) { | |
360 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
361 return; | |
362 } | |
363 | |
364 s->upstream = u; | |
365 | |
366 s->log_handler = ngx_stream_proxy_log_error; | |
367 | |
368 u->peer.log = c->log; | |
369 u->peer.log_error = NGX_ERROR_ERR; | |
370 | |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
371 if (ngx_stream_proxy_set_local(s, u, pscf->local) != NGX_OK) { |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
372 ngx_stream_proxy_finalize(s, NGX_ERROR); |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
373 return; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
374 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
375 |
6436 | 376 u->peer.type = c->type; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
377 |
6115 | 378 uscf = pscf->upstream; |
379 | |
380 if (uscf->peer.init(s, uscf) != NGX_OK) { | |
381 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
382 return; | |
383 } | |
384 | |
385 u->peer.start_time = ngx_current_msec; | |
386 | |
387 if (pscf->next_upstream_tries | |
388 && u->peer.tries > pscf->next_upstream_tries) | |
389 { | |
390 u->peer.tries = pscf->next_upstream_tries; | |
391 } | |
392 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
393 u->proxy_protocol = pscf->proxy_protocol; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
394 u->start_sec = ngx_time(); |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
395 |
6436 | 396 c->write->handler = ngx_stream_proxy_downstream_handler; |
397 c->read->handler = ngx_stream_proxy_downstream_handler; | |
398 | |
399 if (c->type == SOCK_DGRAM) { | |
400 ngx_stream_proxy_connect(s); | |
401 return; | |
402 } | |
403 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
404 p = ngx_pnalloc(c->pool, pscf->buffer_size); |
6115 | 405 if (p == NULL) { |
406 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
407 return; | |
408 } | |
409 | |
410 u->downstream_buf.start = p; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
411 u->downstream_buf.end = p + pscf->buffer_size; |
6115 | 412 u->downstream_buf.pos = p; |
413 u->downstream_buf.last = p; | |
414 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
415 if (u->proxy_protocol |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
416 #if (NGX_STREAM_SSL) |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
417 && pscf->ssl == NULL |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
418 #endif |
6216 | 419 && pscf->buffer_size >= NGX_PROXY_PROTOCOL_MAX_HEADER) |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
420 { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
421 /* optimization for a typical case */ |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
422 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
423 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
424 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
425 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
426 p = ngx_proxy_protocol_write(c, u->downstream_buf.last, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
427 u->downstream_buf.end); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
428 if (p == NULL) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
429 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
430 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
431 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
432 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
433 u->downstream_buf.last = p; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
434 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
435 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
436 |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
437 if (c->read->ready) { |
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
438 ngx_post_event(c->read, &ngx_posted_events); |
6115 | 439 } |
440 | |
441 ngx_stream_proxy_connect(s); | |
442 } | |
443 | |
444 | |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
445 static ngx_int_t |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
446 ngx_stream_proxy_set_local(ngx_stream_session_t *s, ngx_stream_upstream_t *u, |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
447 ngx_stream_upstream_local_t *local) |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
448 { |
6593
b3b7e33083ac
Introduced ngx_inet_get_port() and ngx_inet_set_port() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
6591
diff
changeset
|
449 ngx_addr_t *addr; |
b3b7e33083ac
Introduced ngx_inet_get_port() and ngx_inet_set_port() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
6591
diff
changeset
|
450 ngx_connection_t *c; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
451 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
452 if (local == NULL) { |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
453 u->peer.local = NULL; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
454 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
455 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
456 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
457 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
458 u->peer.transparent = local->transparent; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
459 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
460 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
461 if (local->addr) { |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
462 u->peer.local = local->addr; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
463 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
464 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
465 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
466 /* $remote_addr */ |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
467 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
468 c = s->connection; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
469 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
470 addr = ngx_palloc(c->pool, sizeof(ngx_addr_t)); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
471 if (addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
472 return NGX_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
473 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
474 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
475 addr->socklen = c->socklen; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
476 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
477 addr->sockaddr = ngx_palloc(c->pool, addr->socklen); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
478 if (addr->sockaddr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
479 return NGX_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
480 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
481 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
482 ngx_memcpy(addr->sockaddr, c->sockaddr, c->socklen); |
6593
b3b7e33083ac
Introduced ngx_inet_get_port() and ngx_inet_set_port() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
6591
diff
changeset
|
483 ngx_inet_set_port(addr->sockaddr, 0); |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
484 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
485 addr->name = c->addr_text; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
486 u->peer.local = addr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
487 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
488 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
489 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
490 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
491 |
6115 | 492 static void |
493 ngx_stream_proxy_connect(ngx_stream_session_t *s) | |
494 { | |
495 ngx_int_t rc; | |
496 ngx_connection_t *c, *pc; | |
497 ngx_stream_upstream_t *u; | |
498 ngx_stream_proxy_srv_conf_t *pscf; | |
499 | |
500 c = s->connection; | |
501 | |
502 c->log->action = "connecting to upstream"; | |
503 | |
504 u = s->upstream; | |
505 | |
506 rc = ngx_event_connect_peer(&u->peer); | |
507 | |
508 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "proxy connect: %i", rc); | |
509 | |
510 if (rc == NGX_ERROR) { | |
511 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
512 return; | |
513 } | |
514 | |
515 if (rc == NGX_BUSY) { | |
516 ngx_log_error(NGX_LOG_ERR, c->log, 0, "no live upstreams"); | |
517 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
518 return; | |
519 } | |
520 | |
521 if (rc == NGX_DECLINED) { | |
522 ngx_stream_proxy_next_upstream(s); | |
523 return; | |
524 } | |
525 | |
526 /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ | |
527 | |
528 pc = u->peer.connection; | |
529 | |
530 pc->data = s; | |
531 pc->log = c->log; | |
532 pc->pool = c->pool; | |
533 pc->read->log = c->log; | |
534 pc->write->log = c->log; | |
535 | |
536 if (rc != NGX_AGAIN) { | |
537 ngx_stream_proxy_init_upstream(s); | |
538 return; | |
539 } | |
540 | |
541 pc->read->handler = ngx_stream_proxy_connect_handler; | |
542 pc->write->handler = ngx_stream_proxy_connect_handler; | |
543 | |
6393
70e6e1f12dee
Stream: initialize variable right before using it.
Roman Arutyunyan <arut@nginx.com>
parents:
6392
diff
changeset
|
544 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
70e6e1f12dee
Stream: initialize variable right before using it.
Roman Arutyunyan <arut@nginx.com>
parents:
6392
diff
changeset
|
545 |
6115 | 546 ngx_add_timer(pc->write, pscf->connect_timeout); |
547 } | |
548 | |
549 | |
550 static void | |
551 ngx_stream_proxy_init_upstream(ngx_stream_session_t *s) | |
552 { | |
6222 | 553 int tcp_nodelay; |
6115 | 554 u_char *p; |
555 ngx_connection_t *c, *pc; | |
556 ngx_log_handler_pt handler; | |
557 ngx_stream_upstream_t *u; | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
558 ngx_stream_core_srv_conf_t *cscf; |
6115 | 559 ngx_stream_proxy_srv_conf_t *pscf; |
560 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
561 u = s->upstream; |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
562 pc = u->peer.connection; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
563 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
564 cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
565 |
6436 | 566 if (pc->type == SOCK_STREAM |
567 && cscf->tcp_nodelay | |
568 && pc->tcp_nodelay == NGX_TCP_NODELAY_UNSET) | |
569 { | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
570 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, pc->log, 0, "tcp_nodelay"); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
571 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
572 tcp_nodelay = 1; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
573 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
574 if (setsockopt(pc->fd, IPPROTO_TCP, TCP_NODELAY, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
575 (const void *) &tcp_nodelay, sizeof(int)) == -1) |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
576 { |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
577 ngx_connection_error(pc, ngx_socket_errno, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
578 "setsockopt(TCP_NODELAY) failed"); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
579 ngx_stream_proxy_next_upstream(s); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
580 return; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
581 } |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
582 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
583 pc->tcp_nodelay = NGX_TCP_NODELAY_SET; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
584 } |
6115 | 585 |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
586 if (u->proxy_protocol) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
587 if (ngx_stream_proxy_send_proxy_protocol(s) != NGX_OK) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
588 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
589 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
590 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
591 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
592 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
593 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
594 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
6115 | 595 |
596 #if (NGX_STREAM_SSL) | |
6436 | 597 if (pc->type == SOCK_STREAM && pscf->ssl && pc->ssl == NULL) { |
6115 | 598 ngx_stream_proxy_ssl_init_connection(s); |
599 return; | |
600 } | |
601 #endif | |
602 | |
603 c = s->connection; | |
604 | |
605 if (c->log->log_level >= NGX_LOG_INFO) { | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
606 ngx_str_t str; |
6115 | 607 u_char addr[NGX_SOCKADDR_STRLEN]; |
608 | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
609 str.len = NGX_SOCKADDR_STRLEN; |
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
610 str.data = addr; |
6115 | 611 |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
612 if (ngx_connection_local_sockaddr(pc, &str, 1) == NGX_OK) { |
6115 | 613 handler = c->log->handler; |
614 c->log->handler = NULL; | |
615 | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
616 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
617 "%sproxy %V connected to %V", |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
618 pc->type == SOCK_DGRAM ? "udp " : "", |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
619 &str, u->peer.name); |
6115 | 620 |
621 c->log->handler = handler; | |
622 } | |
623 } | |
624 | |
625 c->log->action = "proxying connection"; | |
626 | |
6436 | 627 if (u->upstream_buf.start == NULL) { |
628 p = ngx_pnalloc(c->pool, pscf->buffer_size); | |
629 if (p == NULL) { | |
630 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
631 return; | |
632 } | |
633 | |
634 u->upstream_buf.start = p; | |
635 u->upstream_buf.end = p + pscf->buffer_size; | |
636 u->upstream_buf.pos = p; | |
637 u->upstream_buf.last = p; | |
6115 | 638 } |
639 | |
6436 | 640 if (c->type == SOCK_DGRAM) { |
641 s->received = c->buffer->last - c->buffer->pos; | |
642 u->downstream_buf = *c->buffer; | |
643 | |
644 if (pscf->responses == 0) { | |
645 pc->read->ready = 0; | |
646 pc->read->eof = 1; | |
647 } | |
648 } | |
6115 | 649 |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
650 u->connected = 1; |
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
651 |
6115 | 652 pc->read->handler = ngx_stream_proxy_upstream_handler; |
653 pc->write->handler = ngx_stream_proxy_upstream_handler; | |
654 | |
6436 | 655 if (pc->read->ready || pc->read->eof) { |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
656 ngx_post_event(pc->read, &ngx_posted_events); |
6115 | 657 } |
658 | |
659 ngx_stream_proxy_process(s, 0, 1); | |
660 } | |
661 | |
662 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
663 static ngx_int_t |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
664 ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s) |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
665 { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
666 u_char *p; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
667 ssize_t n, size; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
668 ngx_connection_t *c, *pc; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
669 ngx_stream_upstream_t *u; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
670 ngx_stream_proxy_srv_conf_t *pscf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
671 u_char buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
672 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
673 c = s->connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
674 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
675 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
676 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
677 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
678 p = ngx_proxy_protocol_write(c, buf, buf + NGX_PROXY_PROTOCOL_MAX_HEADER); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
679 if (p == NULL) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
680 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
681 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
682 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
683 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
684 u = s->upstream; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
685 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
686 pc = u->peer.connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
687 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
688 size = p - buf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
689 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
690 n = pc->send(pc, buf, size); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
691 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
692 if (n == NGX_AGAIN) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
693 if (ngx_handle_write_event(pc->write, 0) != NGX_OK) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
694 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
695 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
696 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
697 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
698 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
699 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
700 ngx_add_timer(pc->write, pscf->timeout); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
701 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
702 pc->write->handler = ngx_stream_proxy_connect_handler; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
703 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
704 return NGX_AGAIN; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
705 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
706 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
707 if (n == NGX_ERROR) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
708 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
709 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
710 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
711 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
712 if (n != size) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
713 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
714 /* |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
715 * PROXY protocol specification: |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
716 * The sender must always ensure that the header |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
717 * is sent at once, so that the transport layer |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
718 * maintains atomicity along the path to the receiver. |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
719 */ |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
720 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
721 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
722 "could not send PROXY protocol header at once"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
723 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
724 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
725 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
726 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
727 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
728 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
729 return NGX_OK; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
730 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
731 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
732 |
6115 | 733 #if (NGX_STREAM_SSL) |
734 | |
735 static char * | |
736 ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, | |
737 void *conf) | |
738 { | |
739 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
740 | |
741 ngx_str_t *value; | |
742 | |
743 if (pscf->ssl_passwords != NGX_CONF_UNSET_PTR) { | |
744 return "is duplicate"; | |
745 } | |
746 | |
747 value = cf->args->elts; | |
748 | |
749 pscf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); | |
750 | |
751 if (pscf->ssl_passwords == NULL) { | |
752 return NGX_CONF_ERROR; | |
753 } | |
754 | |
755 return NGX_CONF_OK; | |
756 } | |
757 | |
758 | |
759 static void | |
760 ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s) | |
761 { | |
762 ngx_int_t rc; | |
763 ngx_connection_t *pc; | |
764 ngx_stream_upstream_t *u; | |
765 ngx_stream_proxy_srv_conf_t *pscf; | |
766 | |
767 u = s->upstream; | |
768 | |
769 pc = u->peer.connection; | |
770 | |
771 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
772 | |
773 if (ngx_ssl_create_connection(pscf->ssl, pc, NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
774 != NGX_OK) | |
775 { | |
776 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
777 return; | |
778 } | |
779 | |
780 if (pscf->ssl_server_name || pscf->ssl_verify) { | |
781 if (ngx_stream_proxy_ssl_name(s) != NGX_OK) { | |
782 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
783 return; | |
784 } | |
785 } | |
786 | |
787 if (pscf->ssl_session_reuse) { | |
788 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
789 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
790 return; | |
791 } | |
792 } | |
793 | |
794 s->connection->log->action = "SSL handshaking to upstream"; | |
795 | |
796 rc = ngx_ssl_handshake(pc); | |
797 | |
798 if (rc == NGX_AGAIN) { | |
799 | |
800 if (!pc->write->timer_set) { | |
801 ngx_add_timer(pc->write, pscf->connect_timeout); | |
802 } | |
803 | |
804 pc->ssl->handler = ngx_stream_proxy_ssl_handshake; | |
805 return; | |
806 } | |
807 | |
808 ngx_stream_proxy_ssl_handshake(pc); | |
809 } | |
810 | |
811 | |
812 static void | |
813 ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc) | |
814 { | |
815 long rc; | |
816 ngx_stream_session_t *s; | |
817 ngx_stream_upstream_t *u; | |
818 ngx_stream_proxy_srv_conf_t *pscf; | |
819 | |
820 s = pc->data; | |
821 | |
822 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
823 | |
824 if (pc->ssl->handshaked) { | |
825 | |
826 if (pscf->ssl_verify) { | |
827 rc = SSL_get_verify_result(pc->ssl->connection); | |
828 | |
829 if (rc != X509_V_OK) { | |
830 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
831 "upstream SSL certificate verify error: (%l:%s)", | |
832 rc, X509_verify_cert_error_string(rc)); | |
833 goto failed; | |
834 } | |
835 | |
836 u = s->upstream; | |
837 | |
838 if (ngx_ssl_check_host(pc, &u->ssl_name) != NGX_OK) { | |
839 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
840 "upstream SSL certificate does not match \"%V\"", | |
841 &u->ssl_name); | |
842 goto failed; | |
843 } | |
844 } | |
845 | |
846 if (pscf->ssl_session_reuse) { | |
847 u = s->upstream; | |
848 u->peer.save_session(&u->peer, u->peer.data); | |
849 } | |
850 | |
6258
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
851 if (pc->write->timer_set) { |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
852 ngx_del_timer(pc->write); |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
853 } |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
854 |
6115 | 855 ngx_stream_proxy_init_upstream(s); |
856 | |
857 return; | |
858 } | |
859 | |
860 failed: | |
861 | |
862 ngx_stream_proxy_next_upstream(s); | |
863 } | |
864 | |
865 | |
866 static ngx_int_t | |
867 ngx_stream_proxy_ssl_name(ngx_stream_session_t *s) | |
868 { | |
869 u_char *p, *last; | |
870 ngx_str_t name; | |
871 ngx_stream_upstream_t *u; | |
872 ngx_stream_proxy_srv_conf_t *pscf; | |
873 | |
874 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
875 | |
876 u = s->upstream; | |
877 | |
878 name = pscf->ssl_name; | |
879 | |
880 if (name.len == 0) { | |
881 name = pscf->upstream->host; | |
882 } | |
883 | |
884 if (name.len == 0) { | |
885 goto done; | |
886 } | |
887 | |
888 /* | |
889 * ssl name here may contain port, strip it for compatibility | |
890 * with the http module | |
891 */ | |
892 | |
893 p = name.data; | |
894 last = name.data + name.len; | |
895 | |
896 if (*p == '[') { | |
897 p = ngx_strlchr(p, last, ']'); | |
898 | |
899 if (p == NULL) { | |
900 p = name.data; | |
901 } | |
902 } | |
903 | |
904 p = ngx_strlchr(p, last, ':'); | |
905 | |
906 if (p != NULL) { | |
907 name.len = p - name.data; | |
908 } | |
909 | |
910 if (!pscf->ssl_server_name) { | |
911 goto done; | |
912 } | |
913 | |
914 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME | |
915 | |
916 /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ | |
917 | |
918 if (name.len == 0 || *name.data == '[') { | |
919 goto done; | |
920 } | |
921 | |
922 if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { | |
923 goto done; | |
924 } | |
925 | |
926 /* | |
927 * SSL_set_tlsext_host_name() needs a null-terminated string, | |
928 * hence we explicitly null-terminate name here | |
929 */ | |
930 | |
931 p = ngx_pnalloc(s->connection->pool, name.len + 1); | |
932 if (p == NULL) { | |
933 return NGX_ERROR; | |
934 } | |
935 | |
936 (void) ngx_cpystrn(p, name.data, name.len + 1); | |
937 | |
938 name.data = p; | |
939 | |
940 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
941 "upstream SSL server name: \"%s\"", name.data); | |
942 | |
943 if (SSL_set_tlsext_host_name(u->peer.connection->ssl->connection, name.data) | |
944 == 0) | |
945 { | |
946 ngx_ssl_error(NGX_LOG_ERR, s->connection->log, 0, | |
947 "SSL_set_tlsext_host_name(\"%s\") failed", name.data); | |
948 return NGX_ERROR; | |
949 } | |
950 | |
951 #endif | |
952 | |
953 done: | |
954 | |
955 u->ssl_name = name; | |
956 | |
957 return NGX_OK; | |
958 } | |
959 | |
960 #endif | |
961 | |
962 | |
963 static void | |
964 ngx_stream_proxy_downstream_handler(ngx_event_t *ev) | |
965 { | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
966 ngx_stream_proxy_process_connection(ev, ev->write); |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
967 } |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
968 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
969 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
970 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
971 ngx_stream_proxy_upstream_handler(ngx_event_t *ev) |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
972 { |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
973 ngx_stream_proxy_process_connection(ev, !ev->write); |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
974 } |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
975 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
976 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
977 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
978 ngx_stream_proxy_process_connection(ngx_event_t *ev, ngx_uint_t from_upstream) |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
979 { |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
980 ngx_connection_t *c, *pc; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
981 ngx_stream_session_t *s; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
982 ngx_stream_upstream_t *u; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
983 ngx_stream_proxy_srv_conf_t *pscf; |
6115 | 984 |
985 c = ev->data; | |
986 s = c->data; | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
987 u = s->upstream; |
6115 | 988 |
6436 | 989 c = s->connection; |
990 pc = u->peer.connection; | |
991 | |
992 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
993 | |
6115 | 994 if (ev->timedout) { |
6436 | 995 ev->timedout = 0; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
996 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
997 if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
998 ev->delayed = 0; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
999 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1000 if (!ev->ready) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1001 if (ngx_handle_read_event(ev, 0) != NGX_OK) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1002 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1003 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1004 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1005 |
6436 | 1006 if (u->connected && !c->read->delayed && !pc->read->delayed) { |
1007 ngx_add_timer(c->write, pscf->timeout); | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1008 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1009 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1010 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1011 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1012 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1013 } else { |
6436 | 1014 if (s->connection->type == SOCK_DGRAM) { |
1015 if (pscf->responses == NGX_MAX_INT32_VALUE) { | |
1016 | |
1017 /* | |
1018 * successfully terminate timed out UDP session | |
1019 * with unspecified number of responses | |
1020 */ | |
1021 | |
1022 pc->read->ready = 0; | |
1023 pc->read->eof = 1; | |
1024 | |
1025 ngx_stream_proxy_process(s, 1, 0); | |
1026 return; | |
1027 } | |
1028 | |
1029 if (u->received == 0) { | |
1030 ngx_stream_proxy_next_upstream(s); | |
1031 return; | |
1032 } | |
1033 } | |
1034 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1035 ngx_connection_error(c, NGX_ETIMEDOUT, "connection timed out"); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1036 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1037 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1038 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1039 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1040 } else if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1041 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1042 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1043 "stream connection delayed"); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1044 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1045 if (ngx_handle_read_event(ev, 0) != NGX_OK) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1046 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1047 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1048 |
6115 | 1049 return; |
1050 } | |
1051 | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1052 if (from_upstream && !u->connected) { |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1053 return; |
6115 | 1054 } |
1055 | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1056 ngx_stream_proxy_process(s, from_upstream, ev->write); |
6115 | 1057 } |
1058 | |
1059 | |
1060 static void | |
1061 ngx_stream_proxy_connect_handler(ngx_event_t *ev) | |
1062 { | |
1063 ngx_connection_t *c; | |
1064 ngx_stream_session_t *s; | |
1065 | |
1066 c = ev->data; | |
1067 s = c->data; | |
1068 | |
1069 if (ev->timedout) { | |
1070 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "upstream timed out"); | |
1071 ngx_stream_proxy_next_upstream(s); | |
1072 return; | |
1073 } | |
1074 | |
1075 ngx_del_timer(c->write); | |
1076 | |
1077 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
1078 "stream proxy connect upstream"); | |
1079 | |
1080 if (ngx_stream_proxy_test_connect(c) != NGX_OK) { | |
1081 ngx_stream_proxy_next_upstream(s); | |
1082 return; | |
1083 } | |
1084 | |
1085 ngx_stream_proxy_init_upstream(s); | |
1086 } | |
1087 | |
1088 | |
1089 static ngx_int_t | |
1090 ngx_stream_proxy_test_connect(ngx_connection_t *c) | |
1091 { | |
1092 int err; | |
1093 socklen_t len; | |
1094 | |
1095 #if (NGX_HAVE_KQUEUE) | |
1096 | |
1097 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
1098 err = c->write->kq_errno ? c->write->kq_errno : c->read->kq_errno; | |
1099 | |
1100 if (err) { | |
1101 (void) ngx_connection_error(c, err, | |
1102 "kevent() reported that connect() failed"); | |
1103 return NGX_ERROR; | |
1104 } | |
1105 | |
1106 } else | |
1107 #endif | |
1108 { | |
1109 err = 0; | |
1110 len = sizeof(int); | |
1111 | |
1112 /* | |
1113 * BSDs and Linux return 0 and set a pending error in err | |
1114 * Solaris returns -1 and sets errno | |
1115 */ | |
1116 | |
1117 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1118 == -1) | |
1119 { | |
1120 err = ngx_socket_errno; | |
1121 } | |
1122 | |
1123 if (err) { | |
1124 (void) ngx_connection_error(c, err, "connect() failed"); | |
1125 return NGX_ERROR; | |
1126 } | |
1127 } | |
1128 | |
1129 return NGX_OK; | |
1130 } | |
1131 | |
1132 | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1133 static void |
6115 | 1134 ngx_stream_proxy_process(ngx_stream_session_t *s, ngx_uint_t from_upstream, |
1135 ngx_uint_t do_write) | |
1136 { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1137 off_t *received, limit; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1138 size_t size, limit_rate; |
6115 | 1139 ssize_t n; |
1140 ngx_buf_t *b; | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1141 ngx_uint_t flags; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1142 ngx_msec_t delay; |
6115 | 1143 ngx_connection_t *c, *pc, *src, *dst; |
1144 ngx_log_handler_pt handler; | |
1145 ngx_stream_upstream_t *u; | |
1146 ngx_stream_proxy_srv_conf_t *pscf; | |
1147 | |
1148 u = s->upstream; | |
1149 | |
1150 c = s->connection; | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1151 pc = u->connected ? u->peer.connection : NULL; |
6115 | 1152 |
6436 | 1153 if (c->type == SOCK_DGRAM && (ngx_terminate || ngx_exiting)) { |
1154 | |
1155 /* socket is already closed on worker shutdown */ | |
1156 | |
1157 handler = c->log->handler; | |
1158 c->log->handler = NULL; | |
1159 | |
1160 ngx_log_error(NGX_LOG_INFO, c->log, 0, "disconnected on shutdown"); | |
1161 | |
1162 c->log->handler = handler; | |
1163 | |
1164 ngx_stream_proxy_finalize(s, NGX_OK); | |
1165 return; | |
1166 } | |
1167 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1168 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1169 |
6115 | 1170 if (from_upstream) { |
1171 src = pc; | |
1172 dst = c; | |
1173 b = &u->upstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1174 limit_rate = pscf->download_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1175 received = &u->received; |
6115 | 1176 |
1177 } else { | |
1178 src = c; | |
1179 dst = pc; | |
1180 b = &u->downstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1181 limit_rate = pscf->upload_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1182 received = &s->received; |
6115 | 1183 } |
1184 | |
1185 for ( ;; ) { | |
1186 | |
1187 if (do_write) { | |
1188 | |
1189 size = b->last - b->pos; | |
1190 | |
1191 if (size && dst && dst->write->ready) { | |
1192 | |
1193 n = dst->send(dst, b->pos, size); | |
1194 | |
6436 | 1195 if (n == NGX_AGAIN && dst->shared) { |
1196 /* cannot wait on a shared socket */ | |
1197 n = NGX_ERROR; | |
1198 } | |
1199 | |
6115 | 1200 if (n == NGX_ERROR) { |
6436 | 1201 if (c->type == SOCK_DGRAM && !from_upstream) { |
1202 ngx_stream_proxy_next_upstream(s); | |
1203 return; | |
1204 } | |
1205 | |
6115 | 1206 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1207 return; |
6115 | 1208 } |
1209 | |
1210 if (n > 0) { | |
1211 b->pos += n; | |
1212 | |
1213 if (b->pos == b->last) { | |
1214 b->pos = b->start; | |
1215 b->last = b->start; | |
1216 } | |
1217 } | |
1218 } | |
1219 } | |
1220 | |
1221 size = b->end - b->last; | |
1222 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1223 if (size && src->read->ready && !src->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1224 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1225 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1226 limit = (off_t) limit_rate * (ngx_time() - u->start_sec + 1) |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1227 - *received; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1228 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1229 if (limit <= 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1230 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1231 delay = (ngx_msec_t) (- limit * 1000 / limit_rate + 1); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1232 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1233 break; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1234 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1235 |
6204
114d1f8cdcab
Stream: fixed possible integer overflow in rate limiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6203
diff
changeset
|
1236 if ((off_t) size > limit) { |
6203
fdfdcad62875
Stream: fixed MSVC compilation warning.
Roman Arutyunyan <arut@nginx.com>
parents:
6202
diff
changeset
|
1237 size = (size_t) limit; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1238 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1239 } |
6115 | 1240 |
1241 n = src->recv(src, b->last, size); | |
1242 | |
1243 if (n == NGX_AGAIN || n == 0) { | |
1244 break; | |
1245 } | |
1246 | |
1247 if (n > 0) { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1248 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1249 delay = (ngx_msec_t) (n * 1000 / limit_rate); |
6115 | 1250 |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1251 if (delay > 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1252 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1253 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1254 } |
6115 | 1255 } |
1256 | |
6436 | 1257 if (c->type == SOCK_DGRAM && ++u->responses == pscf->responses) |
1258 { | |
1259 src->read->ready = 0; | |
1260 src->read->eof = 1; | |
1261 } | |
1262 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1263 *received += n; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1264 b->last += n; |
6115 | 1265 do_write = 1; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1266 |
6115 | 1267 continue; |
1268 } | |
1269 | |
1270 if (n == NGX_ERROR) { | |
6436 | 1271 if (c->type == SOCK_DGRAM && u->received == 0) { |
1272 ngx_stream_proxy_next_upstream(s); | |
1273 return; | |
1274 } | |
1275 | |
6115 | 1276 src->read->eof = 1; |
1277 } | |
1278 } | |
1279 | |
1280 break; | |
1281 } | |
1282 | |
1283 if (src->read->eof && (b->pos == b->last || (dst && dst->read->eof))) { | |
1284 handler = c->log->handler; | |
1285 c->log->handler = NULL; | |
1286 | |
1287 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
1288 "%s%s disconnected" |
6115 | 1289 ", bytes from/to client:%O/%O" |
1290 ", bytes from/to upstream:%O/%O", | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
1291 src->type == SOCK_DGRAM ? "udp " : "", |
6115 | 1292 from_upstream ? "upstream" : "client", |
1293 s->received, c->sent, u->received, pc ? pc->sent : 0); | |
1294 | |
1295 c->log->handler = handler; | |
1296 | |
1297 ngx_stream_proxy_finalize(s, NGX_OK); | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1298 return; |
6115 | 1299 } |
1300 | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1301 flags = src->read->eof ? NGX_CLOSE_EVENT : 0; |
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1302 |
6436 | 1303 if (!src->shared && ngx_handle_read_event(src->read, flags) != NGX_OK) { |
6115 | 1304 ngx_stream_proxy_finalize(s, NGX_ERROR); |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1305 return; |
6115 | 1306 } |
1307 | |
1308 if (dst) { | |
6436 | 1309 if (!dst->shared && ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
6115 | 1310 ngx_stream_proxy_finalize(s, NGX_ERROR); |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1311 return; |
6115 | 1312 } |
1313 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1314 if (!c->read->delayed && !pc->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1315 ngx_add_timer(c->write, pscf->timeout); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1316 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1317 } else if (c->write->timer_set) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1318 ngx_del_timer(c->write); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1319 } |
6115 | 1320 } |
1321 } | |
1322 | |
1323 | |
1324 static void | |
1325 ngx_stream_proxy_next_upstream(ngx_stream_session_t *s) | |
1326 { | |
1327 ngx_msec_t timeout; | |
1328 ngx_connection_t *pc; | |
1329 ngx_stream_upstream_t *u; | |
1330 ngx_stream_proxy_srv_conf_t *pscf; | |
1331 | |
1332 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1333 "stream proxy next upstream"); | |
1334 | |
1335 u = s->upstream; | |
1336 | |
1337 if (u->peer.sockaddr) { | |
1338 u->peer.free(&u->peer, u->peer.data, NGX_PEER_FAILED); | |
1339 u->peer.sockaddr = NULL; | |
1340 } | |
1341 | |
1342 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1343 | |
1344 timeout = pscf->next_upstream_timeout; | |
1345 | |
1346 if (u->peer.tries == 0 | |
1347 || !pscf->next_upstream | |
1348 || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) | |
1349 { | |
1350 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
1351 return; | |
1352 } | |
1353 | |
1354 pc = u->peer.connection; | |
1355 | |
1356 if (pc) { | |
1357 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1358 "close proxy upstream connection: %d", pc->fd); | |
1359 | |
1360 #if (NGX_STREAM_SSL) | |
1361 if (pc->ssl) { | |
1362 pc->ssl->no_wait_shutdown = 1; | |
1363 pc->ssl->no_send_shutdown = 1; | |
1364 | |
1365 (void) ngx_ssl_shutdown(pc); | |
1366 } | |
1367 #endif | |
1368 | |
1369 ngx_close_connection(pc); | |
1370 u->peer.connection = NULL; | |
1371 } | |
1372 | |
1373 ngx_stream_proxy_connect(s); | |
1374 } | |
1375 | |
1376 | |
1377 static void | |
1378 ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc) | |
1379 { | |
1380 ngx_connection_t *pc; | |
1381 ngx_stream_upstream_t *u; | |
1382 | |
1383 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1384 "finalize stream proxy: %i", rc); | |
1385 | |
1386 u = s->upstream; | |
1387 | |
1388 if (u == NULL) { | |
1389 goto noupstream; | |
1390 } | |
1391 | |
1392 if (u->peer.free && u->peer.sockaddr) { | |
1393 u->peer.free(&u->peer, u->peer.data, 0); | |
1394 u->peer.sockaddr = NULL; | |
1395 } | |
1396 | |
1397 pc = u->peer.connection; | |
1398 | |
1399 if (pc) { | |
1400 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1401 "close stream proxy upstream connection: %d", pc->fd); | |
1402 | |
1403 #if (NGX_STREAM_SSL) | |
1404 if (pc->ssl) { | |
1405 pc->ssl->no_wait_shutdown = 1; | |
1406 (void) ngx_ssl_shutdown(pc); | |
1407 } | |
1408 #endif | |
1409 | |
1410 ngx_close_connection(pc); | |
1411 u->peer.connection = NULL; | |
1412 } | |
1413 | |
1414 noupstream: | |
1415 | |
1416 ngx_stream_close_connection(s->connection); | |
1417 } | |
1418 | |
1419 | |
1420 static u_char * | |
1421 ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, size_t len) | |
1422 { | |
1423 u_char *p; | |
1424 ngx_connection_t *pc; | |
1425 ngx_stream_session_t *s; | |
1426 ngx_stream_upstream_t *u; | |
1427 | |
1428 s = log->data; | |
1429 | |
1430 u = s->upstream; | |
1431 | |
1432 p = buf; | |
1433 | |
1434 if (u->peer.name) { | |
1435 p = ngx_snprintf(p, len, ", upstream: \"%V\"", u->peer.name); | |
1436 len -= p - buf; | |
1437 } | |
1438 | |
1439 pc = u->peer.connection; | |
1440 | |
1441 p = ngx_snprintf(p, len, | |
1442 ", bytes from/to client:%O/%O" | |
1443 ", bytes from/to upstream:%O/%O", | |
1444 s->received, s->connection->sent, | |
1445 u->received, pc ? pc->sent : 0); | |
1446 | |
1447 return p; | |
1448 } | |
1449 | |
1450 | |
1451 static void * | |
1452 ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf) | |
1453 { | |
1454 ngx_stream_proxy_srv_conf_t *conf; | |
1455 | |
1456 conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_proxy_srv_conf_t)); | |
1457 if (conf == NULL) { | |
1458 return NULL; | |
1459 } | |
1460 | |
1461 /* | |
1462 * set by ngx_pcalloc(): | |
1463 * | |
1464 * conf->ssl_protocols = 0; | |
1465 * conf->ssl_ciphers = { 0, NULL }; | |
1466 * conf->ssl_name = { 0, NULL }; | |
1467 * conf->ssl_trusted_certificate = { 0, NULL }; | |
1468 * conf->ssl_crl = { 0, NULL }; | |
1469 * conf->ssl_certificate = { 0, NULL }; | |
1470 * conf->ssl_certificate_key = { 0, NULL }; | |
1471 * | |
1472 * conf->ssl = NULL; | |
1473 * conf->upstream = NULL; | |
1474 */ | |
1475 | |
1476 conf->connect_timeout = NGX_CONF_UNSET_MSEC; | |
1477 conf->timeout = NGX_CONF_UNSET_MSEC; | |
1478 conf->next_upstream_timeout = NGX_CONF_UNSET_MSEC; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1479 conf->buffer_size = NGX_CONF_UNSET_SIZE; |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1480 conf->upload_rate = NGX_CONF_UNSET_SIZE; |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1481 conf->download_rate = NGX_CONF_UNSET_SIZE; |
6436 | 1482 conf->responses = NGX_CONF_UNSET_UINT; |
6115 | 1483 conf->next_upstream_tries = NGX_CONF_UNSET_UINT; |
1484 conf->next_upstream = NGX_CONF_UNSET; | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1485 conf->proxy_protocol = NGX_CONF_UNSET; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1486 conf->local = NGX_CONF_UNSET_PTR; |
6115 | 1487 |
1488 #if (NGX_STREAM_SSL) | |
1489 conf->ssl_enable = NGX_CONF_UNSET; | |
1490 conf->ssl_session_reuse = NGX_CONF_UNSET; | |
1491 conf->ssl_server_name = NGX_CONF_UNSET; | |
1492 conf->ssl_verify = NGX_CONF_UNSET; | |
1493 conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; | |
1494 conf->ssl_passwords = NGX_CONF_UNSET_PTR; | |
1495 #endif | |
1496 | |
1497 return conf; | |
1498 } | |
1499 | |
1500 | |
1501 static char * | |
1502 ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
1503 { | |
1504 ngx_stream_proxy_srv_conf_t *prev = parent; | |
1505 ngx_stream_proxy_srv_conf_t *conf = child; | |
1506 | |
1507 ngx_conf_merge_msec_value(conf->connect_timeout, | |
1508 prev->connect_timeout, 60000); | |
1509 | |
1510 ngx_conf_merge_msec_value(conf->timeout, | |
1511 prev->timeout, 10 * 60000); | |
1512 | |
1513 ngx_conf_merge_msec_value(conf->next_upstream_timeout, | |
1514 prev->next_upstream_timeout, 0); | |
1515 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1516 ngx_conf_merge_size_value(conf->buffer_size, |
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1517 prev->buffer_size, 16384); |
6115 | 1518 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1519 ngx_conf_merge_size_value(conf->upload_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1520 prev->upload_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1521 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1522 ngx_conf_merge_size_value(conf->download_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1523 prev->download_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1524 |
6436 | 1525 ngx_conf_merge_uint_value(conf->responses, |
1526 prev->responses, NGX_MAX_INT32_VALUE); | |
1527 | |
6115 | 1528 ngx_conf_merge_uint_value(conf->next_upstream_tries, |
1529 prev->next_upstream_tries, 0); | |
1530 | |
1531 ngx_conf_merge_value(conf->next_upstream, prev->next_upstream, 1); | |
1532 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1533 ngx_conf_merge_value(conf->proxy_protocol, prev->proxy_protocol, 0); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1534 |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1535 ngx_conf_merge_ptr_value(conf->local, prev->local, NULL); |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1536 |
6115 | 1537 #if (NGX_STREAM_SSL) |
1538 | |
1539 ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0); | |
1540 | |
1541 ngx_conf_merge_value(conf->ssl_session_reuse, | |
1542 prev->ssl_session_reuse, 1); | |
1543 | |
1544 ngx_conf_merge_bitmask_value(conf->ssl_protocols, prev->ssl_protocols, | |
6157
b2899e7d0ef8
Disabled SSLv3 by default (ticket #653).
Maxim Dounin <mdounin@mdounin.ru>
parents:
6124
diff
changeset
|
1545 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 |
b2899e7d0ef8
Disabled SSLv3 by default (ticket #653).
Maxim Dounin <mdounin@mdounin.ru>
parents:
6124
diff
changeset
|
1546 |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); |
6115 | 1547 |
1548 ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT"); | |
1549 | |
1550 ngx_conf_merge_str_value(conf->ssl_name, prev->ssl_name, ""); | |
1551 | |
1552 ngx_conf_merge_value(conf->ssl_server_name, prev->ssl_server_name, 0); | |
1553 | |
1554 ngx_conf_merge_value(conf->ssl_verify, prev->ssl_verify, 0); | |
1555 | |
1556 ngx_conf_merge_uint_value(conf->ssl_verify_depth, | |
1557 prev->ssl_verify_depth, 1); | |
1558 | |
1559 ngx_conf_merge_str_value(conf->ssl_trusted_certificate, | |
1560 prev->ssl_trusted_certificate, ""); | |
1561 | |
1562 ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); | |
1563 | |
1564 ngx_conf_merge_str_value(conf->ssl_certificate, | |
1565 prev->ssl_certificate, ""); | |
1566 | |
1567 ngx_conf_merge_str_value(conf->ssl_certificate_key, | |
1568 prev->ssl_certificate_key, ""); | |
1569 | |
1570 ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); | |
1571 | |
1572 if (conf->ssl_enable && ngx_stream_proxy_set_ssl(cf, conf) != NGX_OK) { | |
1573 return NGX_CONF_ERROR; | |
1574 } | |
1575 | |
1576 #endif | |
1577 | |
1578 return NGX_CONF_OK; | |
1579 } | |
1580 | |
1581 | |
1582 #if (NGX_STREAM_SSL) | |
1583 | |
1584 static ngx_int_t | |
1585 ngx_stream_proxy_set_ssl(ngx_conf_t *cf, ngx_stream_proxy_srv_conf_t *pscf) | |
1586 { | |
1587 ngx_pool_cleanup_t *cln; | |
1588 | |
1589 pscf->ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
1590 if (pscf->ssl == NULL) { | |
1591 return NGX_ERROR; | |
1592 } | |
1593 | |
1594 pscf->ssl->log = cf->log; | |
1595 | |
1596 if (ngx_ssl_create(pscf->ssl, pscf->ssl_protocols, NULL) != NGX_OK) { | |
1597 return NGX_ERROR; | |
1598 } | |
1599 | |
1600 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
1601 if (cln == NULL) { | |
1602 return NGX_ERROR; | |
1603 } | |
1604 | |
1605 cln->handler = ngx_ssl_cleanup_ctx; | |
1606 cln->data = pscf->ssl; | |
1607 | |
1608 if (pscf->ssl_certificate.len) { | |
1609 | |
1610 if (pscf->ssl_certificate_key.len == 0) { | |
1611 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1612 "no \"proxy_ssl_certificate_key\" is defined " | |
1613 "for certificate \"%V\"", &pscf->ssl_certificate); | |
1614 return NGX_ERROR; | |
1615 } | |
1616 | |
1617 if (ngx_ssl_certificate(cf, pscf->ssl, &pscf->ssl_certificate, | |
1618 &pscf->ssl_certificate_key, pscf->ssl_passwords) | |
1619 != NGX_OK) | |
1620 { | |
1621 return NGX_ERROR; | |
1622 } | |
1623 } | |
1624 | |
6591
04d8d1f85649
SSL: ngx_ssl_ciphers() to set list of ciphers.
Tim Taubert <tim@timtaubert.de>
parents:
6530
diff
changeset
|
1625 if (ngx_ssl_ciphers(cf, pscf->ssl, &pscf->ssl_ciphers, 0) != NGX_OK) { |
6115 | 1626 return NGX_ERROR; |
1627 } | |
1628 | |
1629 if (pscf->ssl_verify) { | |
1630 if (pscf->ssl_trusted_certificate.len == 0) { | |
1631 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1632 "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); | |
1633 return NGX_ERROR; | |
1634 } | |
1635 | |
1636 if (ngx_ssl_trusted_certificate(cf, pscf->ssl, | |
1637 &pscf->ssl_trusted_certificate, | |
1638 pscf->ssl_verify_depth) | |
1639 != NGX_OK) | |
1640 { | |
1641 return NGX_ERROR; | |
1642 } | |
1643 | |
1644 if (ngx_ssl_crl(cf, pscf->ssl, &pscf->ssl_crl) != NGX_OK) { | |
1645 return NGX_ERROR; | |
1646 } | |
1647 } | |
1648 | |
1649 return NGX_OK; | |
1650 } | |
1651 | |
1652 #endif | |
1653 | |
1654 | |
1655 static char * | |
1656 ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1657 { | |
1658 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
1659 | |
1660 ngx_url_t u; | |
1661 ngx_str_t *value, *url; | |
1662 ngx_stream_core_srv_conf_t *cscf; | |
1663 | |
1664 if (pscf->upstream) { | |
1665 return "is duplicate"; | |
1666 } | |
1667 | |
1668 cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); | |
1669 | |
1670 cscf->handler = ngx_stream_proxy_handler; | |
1671 | |
1672 value = cf->args->elts; | |
1673 | |
1674 url = &value[1]; | |
1675 | |
1676 ngx_memzero(&u, sizeof(ngx_url_t)); | |
1677 | |
1678 u.url = *url; | |
1679 u.no_resolve = 1; | |
1680 | |
1681 pscf->upstream = ngx_stream_upstream_add(cf, &u, 0); | |
1682 if (pscf->upstream == NULL) { | |
1683 return NGX_CONF_ERROR; | |
1684 } | |
1685 | |
1686 return NGX_CONF_OK; | |
1687 } | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1688 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1689 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1690 static char * |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1691 ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1692 { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1693 ngx_stream_proxy_srv_conf_t *pscf = conf; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1694 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1695 ngx_int_t rc; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1696 ngx_str_t *value; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1697 ngx_stream_upstream_local_t *local; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1698 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1699 if (pscf->local != NGX_CONF_UNSET_PTR) { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1700 return "is duplicate"; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1701 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1702 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1703 value = cf->args->elts; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1704 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1705 if (cf->args->nelts == 2 && ngx_strcmp(value[1].data, "off") == 0) { |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1706 pscf->local = NULL; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1707 return NGX_CONF_OK; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1708 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1709 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1710 local = ngx_palloc(cf->pool, sizeof(ngx_stream_upstream_local_t)); |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1711 if (local == NULL) { |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1712 return NGX_CONF_ERROR; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1713 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1714 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1715 pscf->local = local; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1716 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1717 if (ngx_strcmp(value[1].data, "$remote_addr") != 0) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1718 local->addr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1719 if (local->addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1720 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1721 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1722 |
6594
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
diff
changeset
|
1723 rc = ngx_parse_addr_port(cf->pool, local->addr, value[1].data, |
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
diff
changeset
|
1724 value[1].len); |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1725 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1726 switch (rc) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1727 case NGX_OK: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1728 local->addr->name = value[1]; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1729 break; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1730 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1731 case NGX_DECLINED: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1732 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1733 "invalid address \"%V\"", &value[1]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1734 /* fall through */ |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1735 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1736 default: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1737 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1738 } |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1739 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1740 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1741 if (cf->args->nelts > 2) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1742 if (ngx_strcmp(value[2].data, "transparent") == 0) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1743 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1744 local->transparent = 1; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1745 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1746 #else |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1747 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1748 "transparent proxying is not supported " |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1749 "on this platform, ignored"); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1750 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1751 } else { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1752 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1753 "invalid parameter \"%V\"", &value[2]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1754 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1755 } |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1756 } |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1757 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1758 return NGX_CONF_OK; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1759 } |