Mercurial > hg > nginx
annotate src/stream/ngx_stream_proxy_module.c @ 6606:2f41d383c9c7
Stream: added preconfiguration step.
author | Vladimir Homutov <vl@nginx.com> |
---|---|
date | Wed, 15 Jun 2016 15:10:24 +0300 |
parents | 191e23214dfb |
children | d5b5866c06c4 |
rev | line source |
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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 { | |
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14 ngx_addr_t *addr; |
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15 #if (NGX_HAVE_TRANSPARENT_PROXY) |
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16 unsigned transparent:1; |
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17 #endif |
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18 unsigned no_port:1; |
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19 } ngx_stream_upstream_local_t; |
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20 |
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21 |
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22 typedef struct { |
6115 | 23 ngx_msec_t connect_timeout; |
24 ngx_msec_t timeout; | |
25 ngx_msec_t next_upstream_timeout; | |
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26 size_t buffer_size; |
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27 size_t upload_rate; |
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28 size_t download_rate; |
6436 | 29 ngx_uint_t responses; |
6115 | 30 ngx_uint_t next_upstream_tries; |
31 ngx_flag_t next_upstream; | |
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32 ngx_flag_t proxy_protocol; |
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33 ngx_stream_upstream_local_t *local; |
6115 | 34 |
35 #if (NGX_STREAM_SSL) | |
36 ngx_flag_t ssl_enable; | |
37 ngx_flag_t ssl_session_reuse; | |
38 ngx_uint_t ssl_protocols; | |
39 ngx_str_t ssl_ciphers; | |
40 ngx_str_t ssl_name; | |
41 ngx_flag_t ssl_server_name; | |
42 | |
43 ngx_flag_t ssl_verify; | |
44 ngx_uint_t ssl_verify_depth; | |
45 ngx_str_t ssl_trusted_certificate; | |
46 ngx_str_t ssl_crl; | |
47 ngx_str_t ssl_certificate; | |
48 ngx_str_t ssl_certificate_key; | |
49 ngx_array_t *ssl_passwords; | |
50 | |
51 ngx_ssl_t *ssl; | |
52 #endif | |
53 | |
54 ngx_stream_upstream_srv_conf_t *upstream; | |
55 } ngx_stream_proxy_srv_conf_t; | |
56 | |
57 | |
58 static void ngx_stream_proxy_handler(ngx_stream_session_t *s); | |
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59 static ngx_int_t ngx_stream_proxy_set_local(ngx_stream_session_t *s, |
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60 ngx_stream_upstream_t *u, ngx_stream_upstream_local_t *local); |
6115 | 61 static void ngx_stream_proxy_connect(ngx_stream_session_t *s); |
62 static void ngx_stream_proxy_init_upstream(ngx_stream_session_t *s); | |
63 static void ngx_stream_proxy_upstream_handler(ngx_event_t *ev); | |
64 static void ngx_stream_proxy_downstream_handler(ngx_event_t *ev); | |
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65 static void ngx_stream_proxy_process_connection(ngx_event_t *ev, |
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66 ngx_uint_t from_upstream); |
6115 | 67 static void ngx_stream_proxy_connect_handler(ngx_event_t *ev); |
68 static ngx_int_t ngx_stream_proxy_test_connect(ngx_connection_t *c); | |
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69 static void ngx_stream_proxy_process(ngx_stream_session_t *s, |
6115 | 70 ngx_uint_t from_upstream, ngx_uint_t do_write); |
71 static void ngx_stream_proxy_next_upstream(ngx_stream_session_t *s); | |
72 static void ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc); | |
73 static u_char *ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, | |
74 size_t len); | |
75 | |
76 static void *ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf); | |
77 static char *ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, | |
78 void *child); | |
79 static char *ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
80 void *conf); | |
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81 static char *ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, |
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82 void *conf); |
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83 static ngx_int_t ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s); |
6115 | 84 |
85 #if (NGX_STREAM_SSL) | |
86 | |
87 static char *ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, | |
88 ngx_command_t *cmd, void *conf); | |
89 static void ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s); | |
90 static void ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc); | |
91 static ngx_int_t ngx_stream_proxy_ssl_name(ngx_stream_session_t *s); | |
92 static ngx_int_t ngx_stream_proxy_set_ssl(ngx_conf_t *cf, | |
93 ngx_stream_proxy_srv_conf_t *pscf); | |
94 | |
95 | |
96 static ngx_conf_bitmask_t ngx_stream_proxy_ssl_protocols[] = { | |
97 { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, | |
98 { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, | |
99 { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, | |
100 { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, | |
101 { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, | |
102 { ngx_null_string, 0 } | |
103 }; | |
104 | |
105 #endif | |
106 | |
107 | |
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108 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_downstream_buffer = { |
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109 ngx_conf_deprecated, "proxy_downstream_buffer", "proxy_buffer_size" |
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110 }; |
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111 |
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112 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_upstream_buffer = { |
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113 ngx_conf_deprecated, "proxy_upstream_buffer", "proxy_buffer_size" |
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114 }; |
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115 |
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116 |
6115 | 117 static ngx_command_t ngx_stream_proxy_commands[] = { |
118 | |
119 { ngx_string("proxy_pass"), | |
120 NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
121 ngx_stream_proxy_pass, | |
122 NGX_STREAM_SRV_CONF_OFFSET, | |
123 0, | |
124 NULL }, | |
125 | |
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126 { ngx_string("proxy_bind"), |
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127 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12, |
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128 ngx_stream_proxy_bind, |
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129 NGX_STREAM_SRV_CONF_OFFSET, |
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130 0, |
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131 NULL }, |
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132 |
6115 | 133 { ngx_string("proxy_connect_timeout"), |
134 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
135 ngx_conf_set_msec_slot, | |
136 NGX_STREAM_SRV_CONF_OFFSET, | |
137 offsetof(ngx_stream_proxy_srv_conf_t, connect_timeout), | |
138 NULL }, | |
139 | |
140 { ngx_string("proxy_timeout"), | |
141 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
142 ngx_conf_set_msec_slot, | |
143 NGX_STREAM_SRV_CONF_OFFSET, | |
144 offsetof(ngx_stream_proxy_srv_conf_t, timeout), | |
145 NULL }, | |
146 | |
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147 { ngx_string("proxy_buffer_size"), |
6115 | 148 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
149 ngx_conf_set_size_slot, | |
150 NGX_STREAM_SRV_CONF_OFFSET, | |
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151 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
6115 | 152 NULL }, |
153 | |
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154 { ngx_string("proxy_downstream_buffer"), |
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155 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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156 ngx_conf_set_size_slot, |
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157 NGX_STREAM_SRV_CONF_OFFSET, |
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158 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
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159 &ngx_conf_deprecated_proxy_downstream_buffer }, |
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160 |
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161 { ngx_string("proxy_upstream_buffer"), |
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162 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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163 ngx_conf_set_size_slot, |
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164 NGX_STREAM_SRV_CONF_OFFSET, |
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165 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
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166 &ngx_conf_deprecated_proxy_upstream_buffer }, |
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167 |
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168 { ngx_string("proxy_upload_rate"), |
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169 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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170 ngx_conf_set_size_slot, |
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171 NGX_STREAM_SRV_CONF_OFFSET, |
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172 offsetof(ngx_stream_proxy_srv_conf_t, upload_rate), |
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173 NULL }, |
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174 |
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175 { ngx_string("proxy_download_rate"), |
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176 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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177 ngx_conf_set_size_slot, |
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178 NGX_STREAM_SRV_CONF_OFFSET, |
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179 offsetof(ngx_stream_proxy_srv_conf_t, download_rate), |
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180 NULL }, |
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181 |
6436 | 182 { ngx_string("proxy_responses"), |
183 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
184 ngx_conf_set_num_slot, | |
185 NGX_STREAM_SRV_CONF_OFFSET, | |
186 offsetof(ngx_stream_proxy_srv_conf_t, responses), | |
187 NULL }, | |
188 | |
6115 | 189 { ngx_string("proxy_next_upstream"), |
190 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
191 ngx_conf_set_flag_slot, | |
192 NGX_STREAM_SRV_CONF_OFFSET, | |
193 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream), | |
194 NULL }, | |
195 | |
196 { ngx_string("proxy_next_upstream_tries"), | |
197 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
198 ngx_conf_set_num_slot, | |
199 NGX_STREAM_SRV_CONF_OFFSET, | |
200 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_tries), | |
201 NULL }, | |
202 | |
203 { ngx_string("proxy_next_upstream_timeout"), | |
204 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
205 ngx_conf_set_msec_slot, | |
206 NGX_STREAM_SRV_CONF_OFFSET, | |
207 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_timeout), | |
208 NULL }, | |
209 | |
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210 { ngx_string("proxy_protocol"), |
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211 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, |
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212 ngx_conf_set_flag_slot, |
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213 NGX_STREAM_SRV_CONF_OFFSET, |
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214 offsetof(ngx_stream_proxy_srv_conf_t, proxy_protocol), |
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215 NULL }, |
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diff
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|
216 |
6115 | 217 #if (NGX_STREAM_SSL) |
218 | |
219 { ngx_string("proxy_ssl"), | |
220 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
221 ngx_conf_set_flag_slot, | |
222 NGX_STREAM_SRV_CONF_OFFSET, | |
223 offsetof(ngx_stream_proxy_srv_conf_t, ssl_enable), | |
224 NULL }, | |
225 | |
226 { ngx_string("proxy_ssl_session_reuse"), | |
227 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
228 ngx_conf_set_flag_slot, | |
229 NGX_STREAM_SRV_CONF_OFFSET, | |
230 offsetof(ngx_stream_proxy_srv_conf_t, ssl_session_reuse), | |
231 NULL }, | |
232 | |
233 { ngx_string("proxy_ssl_protocols"), | |
234 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
235 ngx_conf_set_bitmask_slot, | |
236 NGX_STREAM_SRV_CONF_OFFSET, | |
237 offsetof(ngx_stream_proxy_srv_conf_t, ssl_protocols), | |
238 &ngx_stream_proxy_ssl_protocols }, | |
239 | |
240 { ngx_string("proxy_ssl_ciphers"), | |
241 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
242 ngx_conf_set_str_slot, | |
243 NGX_STREAM_SRV_CONF_OFFSET, | |
244 offsetof(ngx_stream_proxy_srv_conf_t, ssl_ciphers), | |
245 NULL }, | |
246 | |
247 { ngx_string("proxy_ssl_name"), | |
248 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
249 ngx_conf_set_str_slot, | |
250 NGX_STREAM_SRV_CONF_OFFSET, | |
251 offsetof(ngx_stream_proxy_srv_conf_t, ssl_name), | |
252 NULL }, | |
253 | |
254 { ngx_string("proxy_ssl_server_name"), | |
255 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
256 ngx_conf_set_flag_slot, | |
257 NGX_STREAM_SRV_CONF_OFFSET, | |
258 offsetof(ngx_stream_proxy_srv_conf_t, ssl_server_name), | |
259 NULL }, | |
260 | |
261 { ngx_string("proxy_ssl_verify"), | |
262 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
263 ngx_conf_set_flag_slot, | |
264 NGX_STREAM_SRV_CONF_OFFSET, | |
265 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify), | |
266 NULL }, | |
267 | |
268 { ngx_string("proxy_ssl_verify_depth"), | |
269 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
270 ngx_conf_set_num_slot, | |
271 NGX_STREAM_SRV_CONF_OFFSET, | |
272 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify_depth), | |
273 NULL }, | |
274 | |
275 { ngx_string("proxy_ssl_trusted_certificate"), | |
276 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
277 ngx_conf_set_str_slot, | |
278 NGX_STREAM_SRV_CONF_OFFSET, | |
279 offsetof(ngx_stream_proxy_srv_conf_t, ssl_trusted_certificate), | |
280 NULL }, | |
281 | |
282 { ngx_string("proxy_ssl_crl"), | |
283 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
284 ngx_conf_set_str_slot, | |
285 NGX_STREAM_SRV_CONF_OFFSET, | |
286 offsetof(ngx_stream_proxy_srv_conf_t, ssl_crl), | |
287 NULL }, | |
288 | |
289 { ngx_string("proxy_ssl_certificate"), | |
290 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
291 ngx_conf_set_str_slot, | |
292 NGX_STREAM_SRV_CONF_OFFSET, | |
293 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate), | |
294 NULL }, | |
295 | |
296 { ngx_string("proxy_ssl_certificate_key"), | |
297 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
298 ngx_conf_set_str_slot, | |
299 NGX_STREAM_SRV_CONF_OFFSET, | |
300 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate_key), | |
301 NULL }, | |
302 | |
303 { ngx_string("proxy_ssl_password_file"), | |
304 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
305 ngx_stream_proxy_ssl_password_file, | |
306 NGX_STREAM_SRV_CONF_OFFSET, | |
307 0, | |
308 NULL }, | |
309 | |
310 #endif | |
311 | |
312 ngx_null_command | |
313 }; | |
314 | |
315 | |
316 static ngx_stream_module_t ngx_stream_proxy_module_ctx = { | |
6606
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Stream: added preconfiguration step.
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317 NULL, /* preconfiguration */ |
6174
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Stream: added postconfiguration method to stream modules.
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|
318 NULL, /* postconfiguration */ |
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319 |
6115 | 320 NULL, /* create main configuration */ |
321 NULL, /* init main configuration */ | |
322 | |
323 ngx_stream_proxy_create_srv_conf, /* create server configuration */ | |
324 ngx_stream_proxy_merge_srv_conf /* merge server configuration */ | |
325 }; | |
326 | |
327 | |
328 ngx_module_t ngx_stream_proxy_module = { | |
329 NGX_MODULE_V1, | |
330 &ngx_stream_proxy_module_ctx, /* module context */ | |
331 ngx_stream_proxy_commands, /* module directives */ | |
332 NGX_STREAM_MODULE, /* module type */ | |
333 NULL, /* init master */ | |
334 NULL, /* init module */ | |
335 NULL, /* init process */ | |
336 NULL, /* init thread */ | |
337 NULL, /* exit thread */ | |
338 NULL, /* exit process */ | |
339 NULL, /* exit master */ | |
340 NGX_MODULE_V1_PADDING | |
341 }; | |
342 | |
343 | |
344 static void | |
345 ngx_stream_proxy_handler(ngx_stream_session_t *s) | |
346 { | |
347 u_char *p; | |
348 ngx_connection_t *c; | |
349 ngx_stream_upstream_t *u; | |
350 ngx_stream_proxy_srv_conf_t *pscf; | |
351 ngx_stream_upstream_srv_conf_t *uscf; | |
352 | |
353 c = s->connection; | |
354 | |
355 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
356 | |
357 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
358 "proxy connection handler"); | |
359 | |
360 u = ngx_pcalloc(c->pool, sizeof(ngx_stream_upstream_t)); | |
361 if (u == NULL) { | |
362 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
363 return; | |
364 } | |
365 | |
366 s->upstream = u; | |
367 | |
368 s->log_handler = ngx_stream_proxy_log_error; | |
369 | |
370 u->peer.log = c->log; | |
371 u->peer.log_error = NGX_ERROR_ERR; | |
372 | |
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373 if (ngx_stream_proxy_set_local(s, u, pscf->local) != NGX_OK) { |
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374 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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Stream: prepared proxy_bind to accept parameters.
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375 return; |
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|
376 } |
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|
377 |
6436 | 378 u->peer.type = c->type; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
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|
379 |
6115 | 380 uscf = pscf->upstream; |
381 | |
382 if (uscf->peer.init(s, uscf) != NGX_OK) { | |
383 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
384 return; | |
385 } | |
386 | |
387 u->peer.start_time = ngx_current_msec; | |
388 | |
389 if (pscf->next_upstream_tries | |
390 && u->peer.tries > pscf->next_upstream_tries) | |
391 { | |
392 u->peer.tries = pscf->next_upstream_tries; | |
393 } | |
394 | |
6184
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Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
395 u->proxy_protocol = pscf->proxy_protocol; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
396 u->start_sec = ngx_time(); |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
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|
397 |
6436 | 398 c->write->handler = ngx_stream_proxy_downstream_handler; |
399 c->read->handler = ngx_stream_proxy_downstream_handler; | |
400 | |
401 if (c->type == SOCK_DGRAM) { | |
402 ngx_stream_proxy_connect(s); | |
403 return; | |
404 } | |
405 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
406 p = ngx_pnalloc(c->pool, pscf->buffer_size); |
6115 | 407 if (p == NULL) { |
408 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
409 return; | |
410 } | |
411 | |
412 u->downstream_buf.start = p; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
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6208
diff
changeset
|
413 u->downstream_buf.end = p + pscf->buffer_size; |
6115 | 414 u->downstream_buf.pos = p; |
415 u->downstream_buf.last = p; | |
416 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
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|
417 if (u->proxy_protocol |
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Stream: client-side PROXY protocol.
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418 #if (NGX_STREAM_SSL) |
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|
419 && pscf->ssl == NULL |
fa663739e115
Stream: client-side PROXY protocol.
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|
420 #endif |
6216 | 421 && pscf->buffer_size >= NGX_PROXY_PROTOCOL_MAX_HEADER) |
6184
fa663739e115
Stream: client-side PROXY protocol.
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parents:
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diff
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|
422 { |
fa663739e115
Stream: client-side PROXY protocol.
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|
423 /* optimization for a typical case */ |
fa663739e115
Stream: client-side PROXY protocol.
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|
424 |
fa663739e115
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425 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
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diff
changeset
|
426 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
427 |
fa663739e115
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|
428 p = ngx_proxy_protocol_write(c, u->downstream_buf.last, |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
429 u->downstream_buf.end); |
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diff
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|
430 if (p == NULL) { |
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|
431 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
432 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
433 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
434 |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
435 u->downstream_buf.last = p; |
fa663739e115
Stream: client-side PROXY protocol.
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|
436 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
437 } |
fa663739e115
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6183
diff
changeset
|
438 |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
439 if (c->read->ready) { |
d1c791479bbb
Stream: post first read events from client and upstream.
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diff
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|
440 ngx_post_event(c->read, &ngx_posted_events); |
6115 | 441 } |
442 | |
443 ngx_stream_proxy_connect(s); | |
444 } | |
445 | |
446 | |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
447 static ngx_int_t |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
448 ngx_stream_proxy_set_local(ngx_stream_session_t *s, ngx_stream_upstream_t *u, |
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Stream: prepared proxy_bind to accept parameters.
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|
449 ngx_stream_upstream_local_t *local) |
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diff
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|
450 { |
6593
b3b7e33083ac
Introduced ngx_inet_get_port() and ngx_inet_set_port() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
6591
diff
changeset
|
451 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
|
452 ngx_connection_t *c; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
453 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
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6461
diff
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|
454 if (local == NULL) { |
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Stream: prepared proxy_bind to accept parameters.
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diff
changeset
|
455 u->peer.local = NULL; |
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Stream: prepared proxy_bind to accept parameters.
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diff
changeset
|
456 return NGX_OK; |
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Stream: prepared proxy_bind to accept parameters.
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parents:
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diff
changeset
|
457 } |
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Stream: prepared proxy_bind to accept parameters.
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parents:
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diff
changeset
|
458 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
459 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
460 u->peer.transparent = local->transparent; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
changeset
|
461 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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parents:
6529
diff
changeset
|
462 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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diff
changeset
|
463 if (local->addr) { |
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Stream: prepared proxy_bind to accept parameters.
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diff
changeset
|
464 u->peer.local = local->addr; |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
465 return NGX_OK; |
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Stream: prepared proxy_bind to accept parameters.
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diff
changeset
|
466 } |
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Stream: prepared proxy_bind to accept parameters.
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diff
changeset
|
467 |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
468 /* $remote_addr, $remote_addr:$remote_port, [$remote_addr]:$remote_port */ |
6530
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>
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diff
changeset
|
470 c = s->connection; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
471 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
472 addr = ngx_palloc(c->pool, sizeof(ngx_addr_t)); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
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6529
diff
changeset
|
473 if (addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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|
474 return NGX_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
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|
475 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
476 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
477 addr->socklen = c->socklen; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
478 |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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diff
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|
479 if (local->no_port) { |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
480 addr->sockaddr = ngx_palloc(c->pool, addr->socklen); |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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diff
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|
481 if (addr->sockaddr == NULL) { |
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Stream: support for $remote_port in proxy_bind.
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|
482 return NGX_ERROR; |
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Stream: support for $remote_port in proxy_bind.
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diff
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|
483 } |
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Stream: support for $remote_port in proxy_bind.
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diff
changeset
|
484 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
485 ngx_memcpy(addr->sockaddr, c->sockaddr, c->socklen); |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
486 ngx_inet_set_port(addr->sockaddr, 0); |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
487 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
488 } else { |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
489 addr->sockaddr = c->sockaddr; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
490 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
491 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
492 addr->name = c->addr_text; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
493 u->peer.local = addr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
494 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
495 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
496 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
497 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
498 |
6115 | 499 static void |
500 ngx_stream_proxy_connect(ngx_stream_session_t *s) | |
501 { | |
502 ngx_int_t rc; | |
503 ngx_connection_t *c, *pc; | |
504 ngx_stream_upstream_t *u; | |
505 ngx_stream_proxy_srv_conf_t *pscf; | |
506 | |
507 c = s->connection; | |
508 | |
509 c->log->action = "connecting to upstream"; | |
510 | |
511 u = s->upstream; | |
512 | |
513 rc = ngx_event_connect_peer(&u->peer); | |
514 | |
515 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "proxy connect: %i", rc); | |
516 | |
517 if (rc == NGX_ERROR) { | |
518 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
519 return; | |
520 } | |
521 | |
522 if (rc == NGX_BUSY) { | |
523 ngx_log_error(NGX_LOG_ERR, c->log, 0, "no live upstreams"); | |
524 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
525 return; | |
526 } | |
527 | |
528 if (rc == NGX_DECLINED) { | |
529 ngx_stream_proxy_next_upstream(s); | |
530 return; | |
531 } | |
532 | |
533 /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ | |
534 | |
535 pc = u->peer.connection; | |
536 | |
537 pc->data = s; | |
538 pc->log = c->log; | |
539 pc->pool = c->pool; | |
540 pc->read->log = c->log; | |
541 pc->write->log = c->log; | |
542 | |
543 if (rc != NGX_AGAIN) { | |
544 ngx_stream_proxy_init_upstream(s); | |
545 return; | |
546 } | |
547 | |
548 pc->read->handler = ngx_stream_proxy_connect_handler; | |
549 pc->write->handler = ngx_stream_proxy_connect_handler; | |
550 | |
6393
70e6e1f12dee
Stream: initialize variable right before using it.
Roman Arutyunyan <arut@nginx.com>
parents:
6392
diff
changeset
|
551 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
|
552 |
6115 | 553 ngx_add_timer(pc->write, pscf->connect_timeout); |
554 } | |
555 | |
556 | |
557 static void | |
558 ngx_stream_proxy_init_upstream(ngx_stream_session_t *s) | |
559 { | |
6222 | 560 int tcp_nodelay; |
6115 | 561 u_char *p; |
562 ngx_connection_t *c, *pc; | |
563 ngx_log_handler_pt handler; | |
564 ngx_stream_upstream_t *u; | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
565 ngx_stream_core_srv_conf_t *cscf; |
6115 | 566 ngx_stream_proxy_srv_conf_t *pscf; |
567 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
568 u = s->upstream; |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
569 pc = u->peer.connection; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
570 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
571 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
|
572 |
6436 | 573 if (pc->type == SOCK_STREAM |
574 && cscf->tcp_nodelay | |
575 && pc->tcp_nodelay == NGX_TCP_NODELAY_UNSET) | |
576 { | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
577 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
|
578 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
579 tcp_nodelay = 1; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
580 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
581 if (setsockopt(pc->fd, IPPROTO_TCP, TCP_NODELAY, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
582 (const void *) &tcp_nodelay, sizeof(int)) == -1) |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
583 { |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
584 ngx_connection_error(pc, ngx_socket_errno, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
585 "setsockopt(TCP_NODELAY) failed"); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
586 ngx_stream_proxy_next_upstream(s); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
587 return; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
588 } |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
589 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
590 pc->tcp_nodelay = NGX_TCP_NODELAY_SET; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
591 } |
6115 | 592 |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
593 if (u->proxy_protocol) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
594 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
|
595 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
596 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
597 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
598 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
599 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
600 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
601 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
6115 | 602 |
603 #if (NGX_STREAM_SSL) | |
6436 | 604 if (pc->type == SOCK_STREAM && pscf->ssl && pc->ssl == NULL) { |
6115 | 605 ngx_stream_proxy_ssl_init_connection(s); |
606 return; | |
607 } | |
608 #endif | |
609 | |
610 c = s->connection; | |
611 | |
612 if (c->log->log_level >= NGX_LOG_INFO) { | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
613 ngx_str_t str; |
6115 | 614 u_char addr[NGX_SOCKADDR_STRLEN]; |
615 | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
616 str.len = NGX_SOCKADDR_STRLEN; |
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
617 str.data = addr; |
6115 | 618 |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
619 if (ngx_connection_local_sockaddr(pc, &str, 1) == NGX_OK) { |
6115 | 620 handler = c->log->handler; |
621 c->log->handler = NULL; | |
622 | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
623 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
624 "%sproxy %V connected to %V", |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
625 pc->type == SOCK_DGRAM ? "udp " : "", |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
626 &str, u->peer.name); |
6115 | 627 |
628 c->log->handler = handler; | |
629 } | |
630 } | |
631 | |
632 c->log->action = "proxying connection"; | |
633 | |
6436 | 634 if (u->upstream_buf.start == NULL) { |
635 p = ngx_pnalloc(c->pool, pscf->buffer_size); | |
636 if (p == NULL) { | |
637 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
638 return; | |
639 } | |
640 | |
641 u->upstream_buf.start = p; | |
642 u->upstream_buf.end = p + pscf->buffer_size; | |
643 u->upstream_buf.pos = p; | |
644 u->upstream_buf.last = p; | |
6115 | 645 } |
646 | |
6436 | 647 if (c->type == SOCK_DGRAM) { |
648 s->received = c->buffer->last - c->buffer->pos; | |
649 u->downstream_buf = *c->buffer; | |
650 | |
651 if (pscf->responses == 0) { | |
652 pc->read->ready = 0; | |
653 pc->read->eof = 1; | |
654 } | |
655 } | |
6115 | 656 |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
657 u->connected = 1; |
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
658 |
6115 | 659 pc->read->handler = ngx_stream_proxy_upstream_handler; |
660 pc->write->handler = ngx_stream_proxy_upstream_handler; | |
661 | |
6436 | 662 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
|
663 ngx_post_event(pc->read, &ngx_posted_events); |
6115 | 664 } |
665 | |
666 ngx_stream_proxy_process(s, 0, 1); | |
667 } | |
668 | |
669 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
670 static ngx_int_t |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
671 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
|
672 { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
673 u_char *p; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
674 ssize_t n, size; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
675 ngx_connection_t *c, *pc; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
676 ngx_stream_upstream_t *u; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
677 ngx_stream_proxy_srv_conf_t *pscf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
678 u_char buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
679 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
680 c = s->connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
681 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
682 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
|
683 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
684 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
685 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
|
686 if (p == NULL) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
687 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
688 return NGX_ERROR; |
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 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
691 u = s->upstream; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
692 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
693 pc = u->peer.connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
694 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
695 size = p - buf; |
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 n = pc->send(pc, buf, size); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
698 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
699 if (n == NGX_AGAIN) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
700 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
|
701 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
702 return NGX_ERROR; |
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 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
705 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
|
706 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
707 ngx_add_timer(pc->write, pscf->timeout); |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
708 |
fa663739e115
Stream: client-side PROXY protocol.
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6183
diff
changeset
|
709 pc->write->handler = ngx_stream_proxy_connect_handler; |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
710 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
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|
711 return NGX_AGAIN; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
712 } |
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 if (n == NGX_ERROR) { |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
715 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
716 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
717 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
718 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
719 if (n != size) { |
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 /* |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
722 * PROXY protocol specification: |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
723 * The sender must always ensure that the header |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
724 * is sent at once, so that the transport layer |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
725 * maintains atomicity along the path to the receiver. |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
726 */ |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
727 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
728 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
729 "could not send PROXY protocol header at once"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
730 |
fa663739e115
Stream: client-side PROXY protocol.
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6183
diff
changeset
|
731 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
732 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
733 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
734 } |
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Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
735 |
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Stream: client-side PROXY protocol.
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parents:
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diff
changeset
|
736 return NGX_OK; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
737 } |
fa663739e115
Stream: client-side PROXY protocol.
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6183
diff
changeset
|
738 |
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diff
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|
739 |
6115 | 740 #if (NGX_STREAM_SSL) |
741 | |
742 static char * | |
743 ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, | |
744 void *conf) | |
745 { | |
746 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
747 | |
748 ngx_str_t *value; | |
749 | |
750 if (pscf->ssl_passwords != NGX_CONF_UNSET_PTR) { | |
751 return "is duplicate"; | |
752 } | |
753 | |
754 value = cf->args->elts; | |
755 | |
756 pscf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); | |
757 | |
758 if (pscf->ssl_passwords == NULL) { | |
759 return NGX_CONF_ERROR; | |
760 } | |
761 | |
762 return NGX_CONF_OK; | |
763 } | |
764 | |
765 | |
766 static void | |
767 ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s) | |
768 { | |
769 ngx_int_t rc; | |
770 ngx_connection_t *pc; | |
771 ngx_stream_upstream_t *u; | |
772 ngx_stream_proxy_srv_conf_t *pscf; | |
773 | |
774 u = s->upstream; | |
775 | |
776 pc = u->peer.connection; | |
777 | |
778 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
779 | |
780 if (ngx_ssl_create_connection(pscf->ssl, pc, NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
781 != NGX_OK) | |
782 { | |
783 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
784 return; | |
785 } | |
786 | |
787 if (pscf->ssl_server_name || pscf->ssl_verify) { | |
788 if (ngx_stream_proxy_ssl_name(s) != NGX_OK) { | |
789 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
790 return; | |
791 } | |
792 } | |
793 | |
794 if (pscf->ssl_session_reuse) { | |
795 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
796 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
797 return; | |
798 } | |
799 } | |
800 | |
801 s->connection->log->action = "SSL handshaking to upstream"; | |
802 | |
803 rc = ngx_ssl_handshake(pc); | |
804 | |
805 if (rc == NGX_AGAIN) { | |
806 | |
807 if (!pc->write->timer_set) { | |
808 ngx_add_timer(pc->write, pscf->connect_timeout); | |
809 } | |
810 | |
811 pc->ssl->handler = ngx_stream_proxy_ssl_handshake; | |
812 return; | |
813 } | |
814 | |
815 ngx_stream_proxy_ssl_handshake(pc); | |
816 } | |
817 | |
818 | |
819 static void | |
820 ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc) | |
821 { | |
822 long rc; | |
823 ngx_stream_session_t *s; | |
824 ngx_stream_upstream_t *u; | |
825 ngx_stream_proxy_srv_conf_t *pscf; | |
826 | |
827 s = pc->data; | |
828 | |
829 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
830 | |
831 if (pc->ssl->handshaked) { | |
832 | |
833 if (pscf->ssl_verify) { | |
834 rc = SSL_get_verify_result(pc->ssl->connection); | |
835 | |
836 if (rc != X509_V_OK) { | |
837 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
838 "upstream SSL certificate verify error: (%l:%s)", | |
839 rc, X509_verify_cert_error_string(rc)); | |
840 goto failed; | |
841 } | |
842 | |
843 u = s->upstream; | |
844 | |
845 if (ngx_ssl_check_host(pc, &u->ssl_name) != NGX_OK) { | |
846 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
847 "upstream SSL certificate does not match \"%V\"", | |
848 &u->ssl_name); | |
849 goto failed; | |
850 } | |
851 } | |
852 | |
853 if (pscf->ssl_session_reuse) { | |
854 u = s->upstream; | |
855 u->peer.save_session(&u->peer, u->peer.data); | |
856 } | |
857 | |
6258
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
858 if (pc->write->timer_set) { |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
859 ngx_del_timer(pc->write); |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
860 } |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
861 |
6115 | 862 ngx_stream_proxy_init_upstream(s); |
863 | |
864 return; | |
865 } | |
866 | |
867 failed: | |
868 | |
869 ngx_stream_proxy_next_upstream(s); | |
870 } | |
871 | |
872 | |
873 static ngx_int_t | |
874 ngx_stream_proxy_ssl_name(ngx_stream_session_t *s) | |
875 { | |
876 u_char *p, *last; | |
877 ngx_str_t name; | |
878 ngx_stream_upstream_t *u; | |
879 ngx_stream_proxy_srv_conf_t *pscf; | |
880 | |
881 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
882 | |
883 u = s->upstream; | |
884 | |
885 name = pscf->ssl_name; | |
886 | |
887 if (name.len == 0) { | |
888 name = pscf->upstream->host; | |
889 } | |
890 | |
891 if (name.len == 0) { | |
892 goto done; | |
893 } | |
894 | |
895 /* | |
896 * ssl name here may contain port, strip it for compatibility | |
897 * with the http module | |
898 */ | |
899 | |
900 p = name.data; | |
901 last = name.data + name.len; | |
902 | |
903 if (*p == '[') { | |
904 p = ngx_strlchr(p, last, ']'); | |
905 | |
906 if (p == NULL) { | |
907 p = name.data; | |
908 } | |
909 } | |
910 | |
911 p = ngx_strlchr(p, last, ':'); | |
912 | |
913 if (p != NULL) { | |
914 name.len = p - name.data; | |
915 } | |
916 | |
917 if (!pscf->ssl_server_name) { | |
918 goto done; | |
919 } | |
920 | |
921 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME | |
922 | |
923 /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ | |
924 | |
925 if (name.len == 0 || *name.data == '[') { | |
926 goto done; | |
927 } | |
928 | |
929 if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { | |
930 goto done; | |
931 } | |
932 | |
933 /* | |
934 * SSL_set_tlsext_host_name() needs a null-terminated string, | |
935 * hence we explicitly null-terminate name here | |
936 */ | |
937 | |
938 p = ngx_pnalloc(s->connection->pool, name.len + 1); | |
939 if (p == NULL) { | |
940 return NGX_ERROR; | |
941 } | |
942 | |
943 (void) ngx_cpystrn(p, name.data, name.len + 1); | |
944 | |
945 name.data = p; | |
946 | |
947 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
948 "upstream SSL server name: \"%s\"", name.data); | |
949 | |
950 if (SSL_set_tlsext_host_name(u->peer.connection->ssl->connection, name.data) | |
951 == 0) | |
952 { | |
953 ngx_ssl_error(NGX_LOG_ERR, s->connection->log, 0, | |
954 "SSL_set_tlsext_host_name(\"%s\") failed", name.data); | |
955 return NGX_ERROR; | |
956 } | |
957 | |
958 #endif | |
959 | |
960 done: | |
961 | |
962 u->ssl_name = name; | |
963 | |
964 return NGX_OK; | |
965 } | |
966 | |
967 #endif | |
968 | |
969 | |
970 static void | |
971 ngx_stream_proxy_downstream_handler(ngx_event_t *ev) | |
972 { | |
6200
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_upstream_handler(ngx_event_t *ev) |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
979 { |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
980 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
|
981 } |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
982 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
983 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
984 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
985 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
|
986 { |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
987 ngx_connection_t *c, *pc; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
988 ngx_stream_session_t *s; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
989 ngx_stream_upstream_t *u; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
990 ngx_stream_proxy_srv_conf_t *pscf; |
6115 | 991 |
992 c = ev->data; | |
993 s = c->data; | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
994 u = s->upstream; |
6115 | 995 |
6436 | 996 c = s->connection; |
997 pc = u->peer.connection; | |
998 | |
999 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1000 | |
6115 | 1001 if (ev->timedout) { |
6436 | 1002 ev->timedout = 0; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1003 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1004 if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1005 ev->delayed = 0; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1006 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1007 if (!ev->ready) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1008 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
|
1009 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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 |
6436 | 1013 if (u->connected && !c->read->delayed && !pc->read->delayed) { |
1014 ngx_add_timer(c->write, pscf->timeout); | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1015 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1016 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1017 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1018 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1019 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1020 } else { |
6436 | 1021 if (s->connection->type == SOCK_DGRAM) { |
1022 if (pscf->responses == NGX_MAX_INT32_VALUE) { | |
1023 | |
1024 /* | |
1025 * successfully terminate timed out UDP session | |
1026 * with unspecified number of responses | |
1027 */ | |
1028 | |
1029 pc->read->ready = 0; | |
1030 pc->read->eof = 1; | |
1031 | |
1032 ngx_stream_proxy_process(s, 1, 0); | |
1033 return; | |
1034 } | |
1035 | |
1036 if (u->received == 0) { | |
1037 ngx_stream_proxy_next_upstream(s); | |
1038 return; | |
1039 } | |
1040 } | |
1041 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1042 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
|
1043 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1044 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1045 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1046 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1047 } else if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1048 |
24488e6db782
Stream: upstream and downstream limit rates.
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6200
diff
changeset
|
1049 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1050 "stream connection delayed"); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1051 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1052 if (ngx_handle_read_event(ev, 0) != NGX_OK) { |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1053 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
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6200
diff
changeset
|
1054 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1055 |
6115 | 1056 return; |
1057 } | |
1058 | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1059 if (from_upstream && !u->connected) { |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1060 return; |
6115 | 1061 } |
1062 | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1063 ngx_stream_proxy_process(s, from_upstream, ev->write); |
6115 | 1064 } |
1065 | |
1066 | |
1067 static void | |
1068 ngx_stream_proxy_connect_handler(ngx_event_t *ev) | |
1069 { | |
1070 ngx_connection_t *c; | |
1071 ngx_stream_session_t *s; | |
1072 | |
1073 c = ev->data; | |
1074 s = c->data; | |
1075 | |
1076 if (ev->timedout) { | |
1077 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "upstream timed out"); | |
1078 ngx_stream_proxy_next_upstream(s); | |
1079 return; | |
1080 } | |
1081 | |
1082 ngx_del_timer(c->write); | |
1083 | |
1084 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
1085 "stream proxy connect upstream"); | |
1086 | |
1087 if (ngx_stream_proxy_test_connect(c) != NGX_OK) { | |
1088 ngx_stream_proxy_next_upstream(s); | |
1089 return; | |
1090 } | |
1091 | |
1092 ngx_stream_proxy_init_upstream(s); | |
1093 } | |
1094 | |
1095 | |
1096 static ngx_int_t | |
1097 ngx_stream_proxy_test_connect(ngx_connection_t *c) | |
1098 { | |
1099 int err; | |
1100 socklen_t len; | |
1101 | |
1102 #if (NGX_HAVE_KQUEUE) | |
1103 | |
1104 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
1105 err = c->write->kq_errno ? c->write->kq_errno : c->read->kq_errno; | |
1106 | |
1107 if (err) { | |
1108 (void) ngx_connection_error(c, err, | |
1109 "kevent() reported that connect() failed"); | |
1110 return NGX_ERROR; | |
1111 } | |
1112 | |
1113 } else | |
1114 #endif | |
1115 { | |
1116 err = 0; | |
1117 len = sizeof(int); | |
1118 | |
1119 /* | |
1120 * BSDs and Linux return 0 and set a pending error in err | |
1121 * Solaris returns -1 and sets errno | |
1122 */ | |
1123 | |
1124 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1125 == -1) | |
1126 { | |
1127 err = ngx_socket_errno; | |
1128 } | |
1129 | |
1130 if (err) { | |
1131 (void) ngx_connection_error(c, err, "connect() failed"); | |
1132 return NGX_ERROR; | |
1133 } | |
1134 } | |
1135 | |
1136 return NGX_OK; | |
1137 } | |
1138 | |
1139 | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1140 static void |
6115 | 1141 ngx_stream_proxy_process(ngx_stream_session_t *s, ngx_uint_t from_upstream, |
1142 ngx_uint_t do_write) | |
1143 { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1144 off_t *received, limit; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1145 size_t size, limit_rate; |
6115 | 1146 ssize_t n; |
1147 ngx_buf_t *b; | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1148 ngx_uint_t flags; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1149 ngx_msec_t delay; |
6115 | 1150 ngx_connection_t *c, *pc, *src, *dst; |
1151 ngx_log_handler_pt handler; | |
1152 ngx_stream_upstream_t *u; | |
1153 ngx_stream_proxy_srv_conf_t *pscf; | |
1154 | |
1155 u = s->upstream; | |
1156 | |
1157 c = s->connection; | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1158 pc = u->connected ? u->peer.connection : NULL; |
6115 | 1159 |
6436 | 1160 if (c->type == SOCK_DGRAM && (ngx_terminate || ngx_exiting)) { |
1161 | |
1162 /* socket is already closed on worker shutdown */ | |
1163 | |
1164 handler = c->log->handler; | |
1165 c->log->handler = NULL; | |
1166 | |
1167 ngx_log_error(NGX_LOG_INFO, c->log, 0, "disconnected on shutdown"); | |
1168 | |
1169 c->log->handler = handler; | |
1170 | |
1171 ngx_stream_proxy_finalize(s, NGX_OK); | |
1172 return; | |
1173 } | |
1174 | |
6201
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Stream: upstream and downstream limit rates.
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diff
changeset
|
1175 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
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Stream: upstream and downstream limit rates.
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diff
changeset
|
1176 |
6115 | 1177 if (from_upstream) { |
1178 src = pc; | |
1179 dst = c; | |
1180 b = &u->upstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1181 limit_rate = pscf->download_rate; |
6201
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Stream: upstream and downstream limit rates.
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diff
changeset
|
1182 received = &u->received; |
6115 | 1183 |
1184 } else { | |
1185 src = c; | |
1186 dst = pc; | |
1187 b = &u->downstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1188 limit_rate = pscf->upload_rate; |
6201
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Stream: upstream and downstream limit rates.
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diff
changeset
|
1189 received = &s->received; |
6115 | 1190 } |
1191 | |
1192 for ( ;; ) { | |
1193 | |
1194 if (do_write) { | |
1195 | |
1196 size = b->last - b->pos; | |
1197 | |
1198 if (size && dst && dst->write->ready) { | |
1199 | |
1200 n = dst->send(dst, b->pos, size); | |
1201 | |
6436 | 1202 if (n == NGX_AGAIN && dst->shared) { |
1203 /* cannot wait on a shared socket */ | |
1204 n = NGX_ERROR; | |
1205 } | |
1206 | |
6115 | 1207 if (n == NGX_ERROR) { |
6436 | 1208 if (c->type == SOCK_DGRAM && !from_upstream) { |
1209 ngx_stream_proxy_next_upstream(s); | |
1210 return; | |
1211 } | |
1212 | |
6115 | 1213 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
|
1214 return; |
6115 | 1215 } |
1216 | |
1217 if (n > 0) { | |
1218 b->pos += n; | |
1219 | |
1220 if (b->pos == b->last) { | |
1221 b->pos = b->start; | |
1222 b->last = b->start; | |
1223 } | |
1224 } | |
1225 } | |
1226 } | |
1227 | |
1228 size = b->end - b->last; | |
1229 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1230 if (size && src->read->ready && !src->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1231 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1232 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1233 limit = (off_t) limit_rate * (ngx_time() - u->start_sec + 1) |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1234 - *received; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1235 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1236 if (limit <= 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1237 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1238 delay = (ngx_msec_t) (- limit * 1000 / limit_rate + 1); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1239 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1240 break; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1241 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1242 |
6204
114d1f8cdcab
Stream: fixed possible integer overflow in rate limiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6203
diff
changeset
|
1243 if ((off_t) size > limit) { |
6203
fdfdcad62875
Stream: fixed MSVC compilation warning.
Roman Arutyunyan <arut@nginx.com>
parents:
6202
diff
changeset
|
1244 size = (size_t) limit; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1245 } |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1246 } |
6115 | 1247 |
1248 n = src->recv(src, b->last, size); | |
1249 | |
1250 if (n == NGX_AGAIN || n == 0) { | |
1251 break; | |
1252 } | |
1253 | |
1254 if (n > 0) { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1255 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1256 delay = (ngx_msec_t) (n * 1000 / limit_rate); |
6115 | 1257 |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1258 if (delay > 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1259 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1260 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1261 } |
6115 | 1262 } |
1263 | |
6436 | 1264 if (c->type == SOCK_DGRAM && ++u->responses == pscf->responses) |
1265 { | |
1266 src->read->ready = 0; | |
1267 src->read->eof = 1; | |
1268 } | |
1269 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1270 *received += n; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1271 b->last += n; |
6115 | 1272 do_write = 1; |
6201
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Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1273 |
6115 | 1274 continue; |
1275 } | |
1276 | |
1277 if (n == NGX_ERROR) { | |
6436 | 1278 if (c->type == SOCK_DGRAM && u->received == 0) { |
1279 ngx_stream_proxy_next_upstream(s); | |
1280 return; | |
1281 } | |
1282 | |
6115 | 1283 src->read->eof = 1; |
1284 } | |
1285 } | |
1286 | |
1287 break; | |
1288 } | |
1289 | |
1290 if (src->read->eof && (b->pos == b->last || (dst && dst->read->eof))) { | |
1291 handler = c->log->handler; | |
1292 c->log->handler = NULL; | |
1293 | |
1294 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
|
1295 "%s%s disconnected" |
6115 | 1296 ", bytes from/to client:%O/%O" |
1297 ", bytes from/to upstream:%O/%O", | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
1298 src->type == SOCK_DGRAM ? "udp " : "", |
6115 | 1299 from_upstream ? "upstream" : "client", |
1300 s->received, c->sent, u->received, pc ? pc->sent : 0); | |
1301 | |
1302 c->log->handler = handler; | |
1303 | |
1304 ngx_stream_proxy_finalize(s, NGX_OK); | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1305 return; |
6115 | 1306 } |
1307 | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1308 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
|
1309 |
6436 | 1310 if (!src->shared && ngx_handle_read_event(src->read, flags) != NGX_OK) { |
6115 | 1311 ngx_stream_proxy_finalize(s, NGX_ERROR); |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1312 return; |
6115 | 1313 } |
1314 | |
1315 if (dst) { | |
6436 | 1316 if (!dst->shared && ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
6115 | 1317 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
|
1318 return; |
6115 | 1319 } |
1320 | |
6201
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Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1321 if (!c->read->delayed && !pc->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1322 ngx_add_timer(c->write, pscf->timeout); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1323 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1324 } else if (c->write->timer_set) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1325 ngx_del_timer(c->write); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1326 } |
6115 | 1327 } |
1328 } | |
1329 | |
1330 | |
1331 static void | |
1332 ngx_stream_proxy_next_upstream(ngx_stream_session_t *s) | |
1333 { | |
1334 ngx_msec_t timeout; | |
1335 ngx_connection_t *pc; | |
1336 ngx_stream_upstream_t *u; | |
1337 ngx_stream_proxy_srv_conf_t *pscf; | |
1338 | |
1339 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1340 "stream proxy next upstream"); | |
1341 | |
1342 u = s->upstream; | |
1343 | |
1344 if (u->peer.sockaddr) { | |
1345 u->peer.free(&u->peer, u->peer.data, NGX_PEER_FAILED); | |
1346 u->peer.sockaddr = NULL; | |
1347 } | |
1348 | |
1349 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1350 | |
1351 timeout = pscf->next_upstream_timeout; | |
1352 | |
1353 if (u->peer.tries == 0 | |
1354 || !pscf->next_upstream | |
1355 || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) | |
1356 { | |
1357 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
1358 return; | |
1359 } | |
1360 | |
1361 pc = u->peer.connection; | |
1362 | |
1363 if (pc) { | |
1364 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1365 "close proxy upstream connection: %d", pc->fd); | |
1366 | |
1367 #if (NGX_STREAM_SSL) | |
1368 if (pc->ssl) { | |
1369 pc->ssl->no_wait_shutdown = 1; | |
1370 pc->ssl->no_send_shutdown = 1; | |
1371 | |
1372 (void) ngx_ssl_shutdown(pc); | |
1373 } | |
1374 #endif | |
1375 | |
1376 ngx_close_connection(pc); | |
1377 u->peer.connection = NULL; | |
1378 } | |
1379 | |
1380 ngx_stream_proxy_connect(s); | |
1381 } | |
1382 | |
1383 | |
1384 static void | |
1385 ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc) | |
1386 { | |
1387 ngx_connection_t *pc; | |
1388 ngx_stream_upstream_t *u; | |
1389 | |
1390 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1391 "finalize stream proxy: %i", rc); | |
1392 | |
1393 u = s->upstream; | |
1394 | |
1395 if (u == NULL) { | |
1396 goto noupstream; | |
1397 } | |
1398 | |
1399 if (u->peer.free && u->peer.sockaddr) { | |
1400 u->peer.free(&u->peer, u->peer.data, 0); | |
1401 u->peer.sockaddr = NULL; | |
1402 } | |
1403 | |
1404 pc = u->peer.connection; | |
1405 | |
1406 if (pc) { | |
1407 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1408 "close stream proxy upstream connection: %d", pc->fd); | |
1409 | |
1410 #if (NGX_STREAM_SSL) | |
1411 if (pc->ssl) { | |
1412 pc->ssl->no_wait_shutdown = 1; | |
1413 (void) ngx_ssl_shutdown(pc); | |
1414 } | |
1415 #endif | |
1416 | |
1417 ngx_close_connection(pc); | |
1418 u->peer.connection = NULL; | |
1419 } | |
1420 | |
1421 noupstream: | |
1422 | |
1423 ngx_stream_close_connection(s->connection); | |
1424 } | |
1425 | |
1426 | |
1427 static u_char * | |
1428 ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, size_t len) | |
1429 { | |
1430 u_char *p; | |
1431 ngx_connection_t *pc; | |
1432 ngx_stream_session_t *s; | |
1433 ngx_stream_upstream_t *u; | |
1434 | |
1435 s = log->data; | |
1436 | |
1437 u = s->upstream; | |
1438 | |
1439 p = buf; | |
1440 | |
1441 if (u->peer.name) { | |
1442 p = ngx_snprintf(p, len, ", upstream: \"%V\"", u->peer.name); | |
1443 len -= p - buf; | |
1444 } | |
1445 | |
1446 pc = u->peer.connection; | |
1447 | |
1448 p = ngx_snprintf(p, len, | |
1449 ", bytes from/to client:%O/%O" | |
1450 ", bytes from/to upstream:%O/%O", | |
1451 s->received, s->connection->sent, | |
1452 u->received, pc ? pc->sent : 0); | |
1453 | |
1454 return p; | |
1455 } | |
1456 | |
1457 | |
1458 static void * | |
1459 ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf) | |
1460 { | |
1461 ngx_stream_proxy_srv_conf_t *conf; | |
1462 | |
1463 conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_proxy_srv_conf_t)); | |
1464 if (conf == NULL) { | |
1465 return NULL; | |
1466 } | |
1467 | |
1468 /* | |
1469 * set by ngx_pcalloc(): | |
1470 * | |
1471 * conf->ssl_protocols = 0; | |
1472 * conf->ssl_ciphers = { 0, NULL }; | |
1473 * conf->ssl_name = { 0, NULL }; | |
1474 * conf->ssl_trusted_certificate = { 0, NULL }; | |
1475 * conf->ssl_crl = { 0, NULL }; | |
1476 * conf->ssl_certificate = { 0, NULL }; | |
1477 * conf->ssl_certificate_key = { 0, NULL }; | |
1478 * | |
1479 * conf->ssl = NULL; | |
1480 * conf->upstream = NULL; | |
1481 */ | |
1482 | |
1483 conf->connect_timeout = NGX_CONF_UNSET_MSEC; | |
1484 conf->timeout = NGX_CONF_UNSET_MSEC; | |
1485 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
|
1486 conf->buffer_size = NGX_CONF_UNSET_SIZE; |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1487 conf->upload_rate = NGX_CONF_UNSET_SIZE; |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1488 conf->download_rate = NGX_CONF_UNSET_SIZE; |
6436 | 1489 conf->responses = NGX_CONF_UNSET_UINT; |
6115 | 1490 conf->next_upstream_tries = NGX_CONF_UNSET_UINT; |
1491 conf->next_upstream = NGX_CONF_UNSET; | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1492 conf->proxy_protocol = NGX_CONF_UNSET; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1493 conf->local = NGX_CONF_UNSET_PTR; |
6115 | 1494 |
1495 #if (NGX_STREAM_SSL) | |
1496 conf->ssl_enable = NGX_CONF_UNSET; | |
1497 conf->ssl_session_reuse = NGX_CONF_UNSET; | |
1498 conf->ssl_server_name = NGX_CONF_UNSET; | |
1499 conf->ssl_verify = NGX_CONF_UNSET; | |
1500 conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; | |
1501 conf->ssl_passwords = NGX_CONF_UNSET_PTR; | |
1502 #endif | |
1503 | |
1504 return conf; | |
1505 } | |
1506 | |
1507 | |
1508 static char * | |
1509 ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
1510 { | |
1511 ngx_stream_proxy_srv_conf_t *prev = parent; | |
1512 ngx_stream_proxy_srv_conf_t *conf = child; | |
1513 | |
1514 ngx_conf_merge_msec_value(conf->connect_timeout, | |
1515 prev->connect_timeout, 60000); | |
1516 | |
1517 ngx_conf_merge_msec_value(conf->timeout, | |
1518 prev->timeout, 10 * 60000); | |
1519 | |
1520 ngx_conf_merge_msec_value(conf->next_upstream_timeout, | |
1521 prev->next_upstream_timeout, 0); | |
1522 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1523 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
|
1524 prev->buffer_size, 16384); |
6115 | 1525 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1526 ngx_conf_merge_size_value(conf->upload_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1527 prev->upload_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1528 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1529 ngx_conf_merge_size_value(conf->download_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1530 prev->download_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1531 |
6436 | 1532 ngx_conf_merge_uint_value(conf->responses, |
1533 prev->responses, NGX_MAX_INT32_VALUE); | |
1534 | |
6115 | 1535 ngx_conf_merge_uint_value(conf->next_upstream_tries, |
1536 prev->next_upstream_tries, 0); | |
1537 | |
1538 ngx_conf_merge_value(conf->next_upstream, prev->next_upstream, 1); | |
1539 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1540 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
|
1541 |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1542 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
|
1543 |
6115 | 1544 #if (NGX_STREAM_SSL) |
1545 | |
1546 ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0); | |
1547 | |
1548 ngx_conf_merge_value(conf->ssl_session_reuse, | |
1549 prev->ssl_session_reuse, 1); | |
1550 | |
1551 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
|
1552 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 |
b2899e7d0ef8
Disabled SSLv3 by default (ticket #653).
Maxim Dounin <mdounin@mdounin.ru>
parents:
6124
diff
changeset
|
1553 |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); |
6115 | 1554 |
1555 ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT"); | |
1556 | |
1557 ngx_conf_merge_str_value(conf->ssl_name, prev->ssl_name, ""); | |
1558 | |
1559 ngx_conf_merge_value(conf->ssl_server_name, prev->ssl_server_name, 0); | |
1560 | |
1561 ngx_conf_merge_value(conf->ssl_verify, prev->ssl_verify, 0); | |
1562 | |
1563 ngx_conf_merge_uint_value(conf->ssl_verify_depth, | |
1564 prev->ssl_verify_depth, 1); | |
1565 | |
1566 ngx_conf_merge_str_value(conf->ssl_trusted_certificate, | |
1567 prev->ssl_trusted_certificate, ""); | |
1568 | |
1569 ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); | |
1570 | |
1571 ngx_conf_merge_str_value(conf->ssl_certificate, | |
1572 prev->ssl_certificate, ""); | |
1573 | |
1574 ngx_conf_merge_str_value(conf->ssl_certificate_key, | |
1575 prev->ssl_certificate_key, ""); | |
1576 | |
1577 ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); | |
1578 | |
1579 if (conf->ssl_enable && ngx_stream_proxy_set_ssl(cf, conf) != NGX_OK) { | |
1580 return NGX_CONF_ERROR; | |
1581 } | |
1582 | |
1583 #endif | |
1584 | |
1585 return NGX_CONF_OK; | |
1586 } | |
1587 | |
1588 | |
1589 #if (NGX_STREAM_SSL) | |
1590 | |
1591 static ngx_int_t | |
1592 ngx_stream_proxy_set_ssl(ngx_conf_t *cf, ngx_stream_proxy_srv_conf_t *pscf) | |
1593 { | |
1594 ngx_pool_cleanup_t *cln; | |
1595 | |
1596 pscf->ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
1597 if (pscf->ssl == NULL) { | |
1598 return NGX_ERROR; | |
1599 } | |
1600 | |
1601 pscf->ssl->log = cf->log; | |
1602 | |
1603 if (ngx_ssl_create(pscf->ssl, pscf->ssl_protocols, NULL) != NGX_OK) { | |
1604 return NGX_ERROR; | |
1605 } | |
1606 | |
1607 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
1608 if (cln == NULL) { | |
1609 return NGX_ERROR; | |
1610 } | |
1611 | |
1612 cln->handler = ngx_ssl_cleanup_ctx; | |
1613 cln->data = pscf->ssl; | |
1614 | |
1615 if (pscf->ssl_certificate.len) { | |
1616 | |
1617 if (pscf->ssl_certificate_key.len == 0) { | |
1618 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1619 "no \"proxy_ssl_certificate_key\" is defined " | |
1620 "for certificate \"%V\"", &pscf->ssl_certificate); | |
1621 return NGX_ERROR; | |
1622 } | |
1623 | |
1624 if (ngx_ssl_certificate(cf, pscf->ssl, &pscf->ssl_certificate, | |
1625 &pscf->ssl_certificate_key, pscf->ssl_passwords) | |
1626 != NGX_OK) | |
1627 { | |
1628 return NGX_ERROR; | |
1629 } | |
1630 } | |
1631 | |
6591
04d8d1f85649
SSL: ngx_ssl_ciphers() to set list of ciphers.
Tim Taubert <tim@timtaubert.de>
parents:
6530
diff
changeset
|
1632 if (ngx_ssl_ciphers(cf, pscf->ssl, &pscf->ssl_ciphers, 0) != NGX_OK) { |
6115 | 1633 return NGX_ERROR; |
1634 } | |
1635 | |
1636 if (pscf->ssl_verify) { | |
1637 if (pscf->ssl_trusted_certificate.len == 0) { | |
1638 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1639 "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); | |
1640 return NGX_ERROR; | |
1641 } | |
1642 | |
1643 if (ngx_ssl_trusted_certificate(cf, pscf->ssl, | |
1644 &pscf->ssl_trusted_certificate, | |
1645 pscf->ssl_verify_depth) | |
1646 != NGX_OK) | |
1647 { | |
1648 return NGX_ERROR; | |
1649 } | |
1650 | |
1651 if (ngx_ssl_crl(cf, pscf->ssl, &pscf->ssl_crl) != NGX_OK) { | |
1652 return NGX_ERROR; | |
1653 } | |
1654 } | |
1655 | |
1656 return NGX_OK; | |
1657 } | |
1658 | |
1659 #endif | |
1660 | |
1661 | |
1662 static char * | |
1663 ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1664 { | |
1665 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
1666 | |
1667 ngx_url_t u; | |
1668 ngx_str_t *value, *url; | |
1669 ngx_stream_core_srv_conf_t *cscf; | |
1670 | |
1671 if (pscf->upstream) { | |
1672 return "is duplicate"; | |
1673 } | |
1674 | |
1675 cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); | |
1676 | |
1677 cscf->handler = ngx_stream_proxy_handler; | |
1678 | |
1679 value = cf->args->elts; | |
1680 | |
1681 url = &value[1]; | |
1682 | |
1683 ngx_memzero(&u, sizeof(ngx_url_t)); | |
1684 | |
1685 u.url = *url; | |
1686 u.no_resolve = 1; | |
1687 | |
1688 pscf->upstream = ngx_stream_upstream_add(cf, &u, 0); | |
1689 if (pscf->upstream == NULL) { | |
1690 return NGX_CONF_ERROR; | |
1691 } | |
1692 | |
1693 return NGX_CONF_OK; | |
1694 } | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1695 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1696 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1697 static char * |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1698 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
|
1699 { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1700 ngx_stream_proxy_srv_conf_t *pscf = conf; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1701 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1702 ngx_int_t rc; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1703 ngx_str_t *value; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1704 ngx_stream_upstream_local_t *local; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1705 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1706 if (pscf->local != NGX_CONF_UNSET_PTR) { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1707 return "is duplicate"; |
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 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1710 value = cf->args->elts; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1711 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1712 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
|
1713 pscf->local = NULL; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1714 return NGX_CONF_OK; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1715 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1716 |
6598
4a724d6006ee
Stream: use ngx_pcalloc() in ngx_stream_proxy_bind().
Roman Arutyunyan <arut@nginx.com>
parents:
6595
diff
changeset
|
1717 local = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_local_t)); |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1718 if (local == NULL) { |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1719 return NGX_CONF_ERROR; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1720 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1721 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1722 pscf->local = local; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1723 |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1724 if (ngx_strcmp(value[1].data, "$remote_addr") == 0) { |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1725 local->no_port = 1; |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1726 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1727 } else if (ngx_strcmp(value[1].data, "$remote_addr:$remote_port") != 0 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1728 && ngx_strcmp(value[1].data, "[$remote_addr]:$remote_port") != 0) |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1729 { |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1730 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
|
1731 if (local->addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1732 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1733 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
1734 |
6594
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
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1735 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:
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changeset
|
1736 value[1].len); |
6530
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
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1737 |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1738 switch (rc) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1739 case NGX_OK: |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1740 local->addr->name = value[1]; |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1741 break; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1742 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1743 case NGX_DECLINED: |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
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1744 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
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changeset
|
1745 "invalid address \"%V\"", &value[1]); |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
1746 /* fall through */ |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1747 |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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changeset
|
1748 default: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
1749 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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changeset
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1750 } |
6529
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Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
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1751 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
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changeset
|
1752 |
6530
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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changeset
|
1753 if (cf->args->nelts > 2) { |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1754 if (ngx_strcmp(value[2].data, "transparent") == 0) { |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
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1755 #if (NGX_HAVE_TRANSPARENT_PROXY) |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1756 local->transparent = 1; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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changeset
|
1757 #else |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
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changeset
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1758 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:
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1759 "transparent proxying is not supported " |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
1760 "on this platform, ignored"); |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1761 #endif |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1762 } else { |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
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1763 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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1764 "invalid parameter \"%V\"", &value[2]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
1765 return NGX_CONF_ERROR; |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
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1766 } |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
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|
1767 } |
6529
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Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
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|
1768 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1769 return NGX_CONF_OK; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
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1770 } |