Mercurial > hg > nginx
annotate src/stream/ngx_stream_proxy_module.c @ 6599:191e23214dfb
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author | Roman Arutyunyan <arut@nginx.com> |
---|---|
date | Wed, 22 Jun 2016 11:50:02 +0300 |
parents | 4a724d6006ee |
children | 2f41d383c9c7 |
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 = { | |
6174
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|
317 NULL, /* postconfiguration */ |
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|
318 |
6115 | 319 NULL, /* create main configuration */ |
320 NULL, /* init main configuration */ | |
321 | |
322 ngx_stream_proxy_create_srv_conf, /* create server configuration */ | |
323 ngx_stream_proxy_merge_srv_conf /* merge server configuration */ | |
324 }; | |
325 | |
326 | |
327 ngx_module_t ngx_stream_proxy_module = { | |
328 NGX_MODULE_V1, | |
329 &ngx_stream_proxy_module_ctx, /* module context */ | |
330 ngx_stream_proxy_commands, /* module directives */ | |
331 NGX_STREAM_MODULE, /* module type */ | |
332 NULL, /* init master */ | |
333 NULL, /* init module */ | |
334 NULL, /* init process */ | |
335 NULL, /* init thread */ | |
336 NULL, /* exit thread */ | |
337 NULL, /* exit process */ | |
338 NULL, /* exit master */ | |
339 NGX_MODULE_V1_PADDING | |
340 }; | |
341 | |
342 | |
343 static void | |
344 ngx_stream_proxy_handler(ngx_stream_session_t *s) | |
345 { | |
346 u_char *p; | |
347 ngx_connection_t *c; | |
348 ngx_stream_upstream_t *u; | |
349 ngx_stream_proxy_srv_conf_t *pscf; | |
350 ngx_stream_upstream_srv_conf_t *uscf; | |
351 | |
352 c = s->connection; | |
353 | |
354 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
355 | |
356 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
357 "proxy connection handler"); | |
358 | |
359 u = ngx_pcalloc(c->pool, sizeof(ngx_stream_upstream_t)); | |
360 if (u == NULL) { | |
361 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
362 return; | |
363 } | |
364 | |
365 s->upstream = u; | |
366 | |
367 s->log_handler = ngx_stream_proxy_log_error; | |
368 | |
369 u->peer.log = c->log; | |
370 u->peer.log_error = NGX_ERROR_ERR; | |
371 | |
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|
372 if (ngx_stream_proxy_set_local(s, u, pscf->local) != NGX_OK) { |
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373 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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374 return; |
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|
375 } |
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|
376 |
6436 | 377 u->peer.type = c->type; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
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6174
diff
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|
378 |
6115 | 379 uscf = pscf->upstream; |
380 | |
381 if (uscf->peer.init(s, uscf) != NGX_OK) { | |
382 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
383 return; | |
384 } | |
385 | |
386 u->peer.start_time = ngx_current_msec; | |
387 | |
388 if (pscf->next_upstream_tries | |
389 && u->peer.tries > pscf->next_upstream_tries) | |
390 { | |
391 u->peer.tries = pscf->next_upstream_tries; | |
392 } | |
393 | |
6184
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Stream: client-side PROXY protocol.
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parents:
6183
diff
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|
394 u->proxy_protocol = pscf->proxy_protocol; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
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6200
diff
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|
395 u->start_sec = ngx_time(); |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
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6183
diff
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|
396 |
6436 | 397 c->write->handler = ngx_stream_proxy_downstream_handler; |
398 c->read->handler = ngx_stream_proxy_downstream_handler; | |
399 | |
400 if (c->type == SOCK_DGRAM) { | |
401 ngx_stream_proxy_connect(s); | |
402 return; | |
403 } | |
404 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
405 p = ngx_pnalloc(c->pool, pscf->buffer_size); |
6115 | 406 if (p == NULL) { |
407 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
408 return; | |
409 } | |
410 | |
411 u->downstream_buf.start = p; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
412 u->downstream_buf.end = p + pscf->buffer_size; |
6115 | 413 u->downstream_buf.pos = p; |
414 u->downstream_buf.last = p; | |
415 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
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|
416 if (u->proxy_protocol |
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Stream: client-side PROXY protocol.
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417 #if (NGX_STREAM_SSL) |
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Stream: client-side PROXY protocol.
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|
418 && pscf->ssl == NULL |
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Stream: client-side PROXY protocol.
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diff
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|
419 #endif |
6216 | 420 && pscf->buffer_size >= NGX_PROXY_PROTOCOL_MAX_HEADER) |
6184
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Stream: client-side PROXY protocol.
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421 { |
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|
422 /* optimization for a typical case */ |
fa663739e115
Stream: client-side PROXY protocol.
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|
423 |
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|
424 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
425 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
426 |
fa663739e115
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|
427 p = ngx_proxy_protocol_write(c, u->downstream_buf.last, |
fa663739e115
Stream: client-side PROXY protocol.
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|
428 u->downstream_buf.end); |
fa663739e115
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diff
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|
429 if (p == NULL) { |
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|
430 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
431 return; |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
432 } |
fa663739e115
Stream: client-side PROXY protocol.
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|
433 |
fa663739e115
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diff
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|
434 u->downstream_buf.last = p; |
fa663739e115
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|
435 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
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diff
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|
436 } |
fa663739e115
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diff
changeset
|
437 |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
438 if (c->read->ready) { |
d1c791479bbb
Stream: post first read events from client and upstream.
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diff
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|
439 ngx_post_event(c->read, &ngx_posted_events); |
6115 | 440 } |
441 | |
442 ngx_stream_proxy_connect(s); | |
443 } | |
444 | |
445 | |
6529
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diff
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|
446 static ngx_int_t |
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6461
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|
447 ngx_stream_proxy_set_local(ngx_stream_session_t *s, ngx_stream_upstream_t *u, |
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diff
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|
448 ngx_stream_upstream_local_t *local) |
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diff
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|
449 { |
6593
b3b7e33083ac
Introduced ngx_inet_get_port() and ngx_inet_set_port() functions.
Roman Arutyunyan <arut@nginx.com>
parents:
6591
diff
changeset
|
450 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
|
451 ngx_connection_t *c; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
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|
452 |
6529
cb8177ca0990
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diff
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|
453 if (local == NULL) { |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
454 u->peer.local = NULL; |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
455 return NGX_OK; |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
456 } |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
457 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
458 #if (NGX_HAVE_TRANSPARENT_PROXY) |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
changeset
|
459 u->peer.transparent = local->transparent; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
changeset
|
460 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
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|
461 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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diff
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|
462 if (local->addr) { |
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Stream: prepared proxy_bind to accept parameters.
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diff
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|
463 u->peer.local = local->addr; |
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|
464 return NGX_OK; |
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Stream: prepared proxy_bind to accept parameters.
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|
465 } |
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diff
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|
466 |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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diff
changeset
|
467 /* $remote_addr, $remote_addr:$remote_port, [$remote_addr]:$remote_port */ |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
changeset
|
468 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
changeset
|
469 c = s->connection; |
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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
|
470 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
471 addr = ngx_palloc(c->pool, sizeof(ngx_addr_t)); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
changeset
|
472 if (addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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|
473 return NGX_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
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diff
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|
474 } |
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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.
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diff
changeset
|
476 addr->socklen = c->socklen; |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
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6529
diff
changeset
|
477 |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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diff
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|
478 if (local->no_port) { |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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diff
changeset
|
479 addr->sockaddr = ngx_palloc(c->pool, addr->socklen); |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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|
480 if (addr->sockaddr == NULL) { |
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Stream: support for $remote_port in proxy_bind.
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|
481 return NGX_ERROR; |
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Stream: support for $remote_port in proxy_bind.
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|
482 } |
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Stream: support for $remote_port in proxy_bind.
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|
483 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
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changeset
|
484 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
|
485 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
|
486 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
487 } else { |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
488 addr->sockaddr = c->sockaddr; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
489 } |
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 addr->name = c->addr_text; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
492 u->peer.local = addr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
493 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
494 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
495 } |
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 |
6115 | 498 static void |
499 ngx_stream_proxy_connect(ngx_stream_session_t *s) | |
500 { | |
501 ngx_int_t rc; | |
502 ngx_connection_t *c, *pc; | |
503 ngx_stream_upstream_t *u; | |
504 ngx_stream_proxy_srv_conf_t *pscf; | |
505 | |
506 c = s->connection; | |
507 | |
508 c->log->action = "connecting to upstream"; | |
509 | |
510 u = s->upstream; | |
511 | |
512 rc = ngx_event_connect_peer(&u->peer); | |
513 | |
514 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "proxy connect: %i", rc); | |
515 | |
516 if (rc == NGX_ERROR) { | |
517 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
518 return; | |
519 } | |
520 | |
521 if (rc == NGX_BUSY) { | |
522 ngx_log_error(NGX_LOG_ERR, c->log, 0, "no live upstreams"); | |
523 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
524 return; | |
525 } | |
526 | |
527 if (rc == NGX_DECLINED) { | |
528 ngx_stream_proxy_next_upstream(s); | |
529 return; | |
530 } | |
531 | |
532 /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ | |
533 | |
534 pc = u->peer.connection; | |
535 | |
536 pc->data = s; | |
537 pc->log = c->log; | |
538 pc->pool = c->pool; | |
539 pc->read->log = c->log; | |
540 pc->write->log = c->log; | |
541 | |
542 if (rc != NGX_AGAIN) { | |
543 ngx_stream_proxy_init_upstream(s); | |
544 return; | |
545 } | |
546 | |
547 pc->read->handler = ngx_stream_proxy_connect_handler; | |
548 pc->write->handler = ngx_stream_proxy_connect_handler; | |
549 | |
6393
70e6e1f12dee
Stream: initialize variable right before using it.
Roman Arutyunyan <arut@nginx.com>
parents:
6392
diff
changeset
|
550 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
|
551 |
6115 | 552 ngx_add_timer(pc->write, pscf->connect_timeout); |
553 } | |
554 | |
555 | |
556 static void | |
557 ngx_stream_proxy_init_upstream(ngx_stream_session_t *s) | |
558 { | |
6222 | 559 int tcp_nodelay; |
6115 | 560 u_char *p; |
561 ngx_connection_t *c, *pc; | |
562 ngx_log_handler_pt handler; | |
563 ngx_stream_upstream_t *u; | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
564 ngx_stream_core_srv_conf_t *cscf; |
6115 | 565 ngx_stream_proxy_srv_conf_t *pscf; |
566 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
567 u = s->upstream; |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
568 pc = u->peer.connection; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
569 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
570 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
|
571 |
6436 | 572 if (pc->type == SOCK_STREAM |
573 && cscf->tcp_nodelay | |
574 && pc->tcp_nodelay == NGX_TCP_NODELAY_UNSET) | |
575 { | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
576 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
|
577 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
578 tcp_nodelay = 1; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
579 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
580 if (setsockopt(pc->fd, IPPROTO_TCP, TCP_NODELAY, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
581 (const void *) &tcp_nodelay, sizeof(int)) == -1) |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
582 { |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
583 ngx_connection_error(pc, ngx_socket_errno, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
584 "setsockopt(TCP_NODELAY) failed"); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
585 ngx_stream_proxy_next_upstream(s); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
586 return; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
587 } |
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 pc->tcp_nodelay = NGX_TCP_NODELAY_SET; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
590 } |
6115 | 591 |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
592 if (u->proxy_protocol) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
593 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
|
594 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
595 } |
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 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
598 } |
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 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
6115 | 601 |
602 #if (NGX_STREAM_SSL) | |
6436 | 603 if (pc->type == SOCK_STREAM && pscf->ssl && pc->ssl == NULL) { |
6115 | 604 ngx_stream_proxy_ssl_init_connection(s); |
605 return; | |
606 } | |
607 #endif | |
608 | |
609 c = s->connection; | |
610 | |
611 if (c->log->log_level >= NGX_LOG_INFO) { | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
612 ngx_str_t str; |
6115 | 613 u_char addr[NGX_SOCKADDR_STRLEN]; |
614 | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
615 str.len = NGX_SOCKADDR_STRLEN; |
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
616 str.data = addr; |
6115 | 617 |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
618 if (ngx_connection_local_sockaddr(pc, &str, 1) == NGX_OK) { |
6115 | 619 handler = c->log->handler; |
620 c->log->handler = NULL; | |
621 | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
622 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
623 "%sproxy %V connected to %V", |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
624 pc->type == SOCK_DGRAM ? "udp " : "", |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
625 &str, u->peer.name); |
6115 | 626 |
627 c->log->handler = handler; | |
628 } | |
629 } | |
630 | |
631 c->log->action = "proxying connection"; | |
632 | |
6436 | 633 if (u->upstream_buf.start == NULL) { |
634 p = ngx_pnalloc(c->pool, pscf->buffer_size); | |
635 if (p == NULL) { | |
636 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
637 return; | |
638 } | |
639 | |
640 u->upstream_buf.start = p; | |
641 u->upstream_buf.end = p + pscf->buffer_size; | |
642 u->upstream_buf.pos = p; | |
643 u->upstream_buf.last = p; | |
6115 | 644 } |
645 | |
6436 | 646 if (c->type == SOCK_DGRAM) { |
647 s->received = c->buffer->last - c->buffer->pos; | |
648 u->downstream_buf = *c->buffer; | |
649 | |
650 if (pscf->responses == 0) { | |
651 pc->read->ready = 0; | |
652 pc->read->eof = 1; | |
653 } | |
654 } | |
6115 | 655 |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
656 u->connected = 1; |
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
657 |
6115 | 658 pc->read->handler = ngx_stream_proxy_upstream_handler; |
659 pc->write->handler = ngx_stream_proxy_upstream_handler; | |
660 | |
6436 | 661 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
|
662 ngx_post_event(pc->read, &ngx_posted_events); |
6115 | 663 } |
664 | |
665 ngx_stream_proxy_process(s, 0, 1); | |
666 } | |
667 | |
668 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
669 static ngx_int_t |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
670 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
|
671 { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
672 u_char *p; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
673 ssize_t n, size; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
674 ngx_connection_t *c, *pc; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
675 ngx_stream_upstream_t *u; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
676 ngx_stream_proxy_srv_conf_t *pscf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
677 u_char buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
678 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
679 c = s->connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
680 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
681 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
|
682 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
683 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
684 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
|
685 if (p == NULL) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
686 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
687 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
688 } |
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 u = s->upstream; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
691 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
692 pc = u->peer.connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
693 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
694 size = p - buf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
695 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
696 n = pc->send(pc, buf, size); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
697 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
698 if (n == NGX_AGAIN) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
699 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
|
700 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
701 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
702 } |
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 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
|
705 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
706 ngx_add_timer(pc->write, pscf->timeout); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
707 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
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|
708 pc->write->handler = ngx_stream_proxy_connect_handler; |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
709 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
710 return NGX_AGAIN; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
711 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
712 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
713 if (n == NGX_ERROR) { |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
714 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
715 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
716 } |
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 if (n != size) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
719 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
720 /* |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
721 * PROXY protocol specification: |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
722 * The sender must always ensure that the header |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
723 * is sent at once, so that the transport layer |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
724 * maintains atomicity along the path to the receiver. |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
725 */ |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
726 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
727 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
728 "could not send PROXY protocol header at once"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
729 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
730 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
731 |
fa663739e115
Stream: client-side PROXY protocol.
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parents:
6183
diff
changeset
|
732 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
733 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
734 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
735 return NGX_OK; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
736 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
737 |
fa663739e115
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parents:
6183
diff
changeset
|
738 |
6115 | 739 #if (NGX_STREAM_SSL) |
740 | |
741 static char * | |
742 ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, | |
743 void *conf) | |
744 { | |
745 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
746 | |
747 ngx_str_t *value; | |
748 | |
749 if (pscf->ssl_passwords != NGX_CONF_UNSET_PTR) { | |
750 return "is duplicate"; | |
751 } | |
752 | |
753 value = cf->args->elts; | |
754 | |
755 pscf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); | |
756 | |
757 if (pscf->ssl_passwords == NULL) { | |
758 return NGX_CONF_ERROR; | |
759 } | |
760 | |
761 return NGX_CONF_OK; | |
762 } | |
763 | |
764 | |
765 static void | |
766 ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s) | |
767 { | |
768 ngx_int_t rc; | |
769 ngx_connection_t *pc; | |
770 ngx_stream_upstream_t *u; | |
771 ngx_stream_proxy_srv_conf_t *pscf; | |
772 | |
773 u = s->upstream; | |
774 | |
775 pc = u->peer.connection; | |
776 | |
777 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
778 | |
779 if (ngx_ssl_create_connection(pscf->ssl, pc, NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
780 != NGX_OK) | |
781 { | |
782 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
783 return; | |
784 } | |
785 | |
786 if (pscf->ssl_server_name || pscf->ssl_verify) { | |
787 if (ngx_stream_proxy_ssl_name(s) != NGX_OK) { | |
788 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
789 return; | |
790 } | |
791 } | |
792 | |
793 if (pscf->ssl_session_reuse) { | |
794 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
795 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
796 return; | |
797 } | |
798 } | |
799 | |
800 s->connection->log->action = "SSL handshaking to upstream"; | |
801 | |
802 rc = ngx_ssl_handshake(pc); | |
803 | |
804 if (rc == NGX_AGAIN) { | |
805 | |
806 if (!pc->write->timer_set) { | |
807 ngx_add_timer(pc->write, pscf->connect_timeout); | |
808 } | |
809 | |
810 pc->ssl->handler = ngx_stream_proxy_ssl_handshake; | |
811 return; | |
812 } | |
813 | |
814 ngx_stream_proxy_ssl_handshake(pc); | |
815 } | |
816 | |
817 | |
818 static void | |
819 ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc) | |
820 { | |
821 long rc; | |
822 ngx_stream_session_t *s; | |
823 ngx_stream_upstream_t *u; | |
824 ngx_stream_proxy_srv_conf_t *pscf; | |
825 | |
826 s = pc->data; | |
827 | |
828 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
829 | |
830 if (pc->ssl->handshaked) { | |
831 | |
832 if (pscf->ssl_verify) { | |
833 rc = SSL_get_verify_result(pc->ssl->connection); | |
834 | |
835 if (rc != X509_V_OK) { | |
836 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
837 "upstream SSL certificate verify error: (%l:%s)", | |
838 rc, X509_verify_cert_error_string(rc)); | |
839 goto failed; | |
840 } | |
841 | |
842 u = s->upstream; | |
843 | |
844 if (ngx_ssl_check_host(pc, &u->ssl_name) != NGX_OK) { | |
845 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
846 "upstream SSL certificate does not match \"%V\"", | |
847 &u->ssl_name); | |
848 goto failed; | |
849 } | |
850 } | |
851 | |
852 if (pscf->ssl_session_reuse) { | |
853 u = s->upstream; | |
854 u->peer.save_session(&u->peer, u->peer.data); | |
855 } | |
856 | |
6258
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
857 if (pc->write->timer_set) { |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
858 ngx_del_timer(pc->write); |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
859 } |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
860 |
6115 | 861 ngx_stream_proxy_init_upstream(s); |
862 | |
863 return; | |
864 } | |
865 | |
866 failed: | |
867 | |
868 ngx_stream_proxy_next_upstream(s); | |
869 } | |
870 | |
871 | |
872 static ngx_int_t | |
873 ngx_stream_proxy_ssl_name(ngx_stream_session_t *s) | |
874 { | |
875 u_char *p, *last; | |
876 ngx_str_t name; | |
877 ngx_stream_upstream_t *u; | |
878 ngx_stream_proxy_srv_conf_t *pscf; | |
879 | |
880 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
881 | |
882 u = s->upstream; | |
883 | |
884 name = pscf->ssl_name; | |
885 | |
886 if (name.len == 0) { | |
887 name = pscf->upstream->host; | |
888 } | |
889 | |
890 if (name.len == 0) { | |
891 goto done; | |
892 } | |
893 | |
894 /* | |
895 * ssl name here may contain port, strip it for compatibility | |
896 * with the http module | |
897 */ | |
898 | |
899 p = name.data; | |
900 last = name.data + name.len; | |
901 | |
902 if (*p == '[') { | |
903 p = ngx_strlchr(p, last, ']'); | |
904 | |
905 if (p == NULL) { | |
906 p = name.data; | |
907 } | |
908 } | |
909 | |
910 p = ngx_strlchr(p, last, ':'); | |
911 | |
912 if (p != NULL) { | |
913 name.len = p - name.data; | |
914 } | |
915 | |
916 if (!pscf->ssl_server_name) { | |
917 goto done; | |
918 } | |
919 | |
920 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME | |
921 | |
922 /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ | |
923 | |
924 if (name.len == 0 || *name.data == '[') { | |
925 goto done; | |
926 } | |
927 | |
928 if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { | |
929 goto done; | |
930 } | |
931 | |
932 /* | |
933 * SSL_set_tlsext_host_name() needs a null-terminated string, | |
934 * hence we explicitly null-terminate name here | |
935 */ | |
936 | |
937 p = ngx_pnalloc(s->connection->pool, name.len + 1); | |
938 if (p == NULL) { | |
939 return NGX_ERROR; | |
940 } | |
941 | |
942 (void) ngx_cpystrn(p, name.data, name.len + 1); | |
943 | |
944 name.data = p; | |
945 | |
946 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
947 "upstream SSL server name: \"%s\"", name.data); | |
948 | |
949 if (SSL_set_tlsext_host_name(u->peer.connection->ssl->connection, name.data) | |
950 == 0) | |
951 { | |
952 ngx_ssl_error(NGX_LOG_ERR, s->connection->log, 0, | |
953 "SSL_set_tlsext_host_name(\"%s\") failed", name.data); | |
954 return NGX_ERROR; | |
955 } | |
956 | |
957 #endif | |
958 | |
959 done: | |
960 | |
961 u->ssl_name = name; | |
962 | |
963 return NGX_OK; | |
964 } | |
965 | |
966 #endif | |
967 | |
968 | |
969 static void | |
970 ngx_stream_proxy_downstream_handler(ngx_event_t *ev) | |
971 { | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
972 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
|
973 } |
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 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
977 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
|
978 { |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
979 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
|
980 } |
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 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
984 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
|
985 { |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
986 ngx_connection_t *c, *pc; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
987 ngx_stream_session_t *s; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
988 ngx_stream_upstream_t *u; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
989 ngx_stream_proxy_srv_conf_t *pscf; |
6115 | 990 |
991 c = ev->data; | |
992 s = c->data; | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
993 u = s->upstream; |
6115 | 994 |
6436 | 995 c = s->connection; |
996 pc = u->peer.connection; | |
997 | |
998 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
999 | |
6115 | 1000 if (ev->timedout) { |
6436 | 1001 ev->timedout = 0; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1002 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1003 if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1004 ev->delayed = 0; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1005 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1006 if (!ev->ready) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1007 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
|
1008 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1009 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1010 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1011 |
6436 | 1012 if (u->connected && !c->read->delayed && !pc->read->delayed) { |
1013 ngx_add_timer(c->write, pscf->timeout); | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1014 } |
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 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1017 } |
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 } else { |
6436 | 1020 if (s->connection->type == SOCK_DGRAM) { |
1021 if (pscf->responses == NGX_MAX_INT32_VALUE) { | |
1022 | |
1023 /* | |
1024 * successfully terminate timed out UDP session | |
1025 * with unspecified number of responses | |
1026 */ | |
1027 | |
1028 pc->read->ready = 0; | |
1029 pc->read->eof = 1; | |
1030 | |
1031 ngx_stream_proxy_process(s, 1, 0); | |
1032 return; | |
1033 } | |
1034 | |
1035 if (u->received == 0) { | |
1036 ngx_stream_proxy_next_upstream(s); | |
1037 return; | |
1038 } | |
1039 } | |
1040 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1041 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
|
1042 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1043 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1044 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1045 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1046 } else if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1047 |
24488e6db782
Stream: upstream and downstream limit rates.
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diff
changeset
|
1048 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
|
1049 "stream connection delayed"); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1050 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1051 if (ngx_handle_read_event(ev, 0) != NGX_OK) { |
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Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1052 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
1053 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1054 |
6115 | 1055 return; |
1056 } | |
1057 | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1058 if (from_upstream && !u->connected) { |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1059 return; |
6115 | 1060 } |
1061 | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1062 ngx_stream_proxy_process(s, from_upstream, ev->write); |
6115 | 1063 } |
1064 | |
1065 | |
1066 static void | |
1067 ngx_stream_proxy_connect_handler(ngx_event_t *ev) | |
1068 { | |
1069 ngx_connection_t *c; | |
1070 ngx_stream_session_t *s; | |
1071 | |
1072 c = ev->data; | |
1073 s = c->data; | |
1074 | |
1075 if (ev->timedout) { | |
1076 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "upstream timed out"); | |
1077 ngx_stream_proxy_next_upstream(s); | |
1078 return; | |
1079 } | |
1080 | |
1081 ngx_del_timer(c->write); | |
1082 | |
1083 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
1084 "stream proxy connect upstream"); | |
1085 | |
1086 if (ngx_stream_proxy_test_connect(c) != NGX_OK) { | |
1087 ngx_stream_proxy_next_upstream(s); | |
1088 return; | |
1089 } | |
1090 | |
1091 ngx_stream_proxy_init_upstream(s); | |
1092 } | |
1093 | |
1094 | |
1095 static ngx_int_t | |
1096 ngx_stream_proxy_test_connect(ngx_connection_t *c) | |
1097 { | |
1098 int err; | |
1099 socklen_t len; | |
1100 | |
1101 #if (NGX_HAVE_KQUEUE) | |
1102 | |
1103 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
1104 err = c->write->kq_errno ? c->write->kq_errno : c->read->kq_errno; | |
1105 | |
1106 if (err) { | |
1107 (void) ngx_connection_error(c, err, | |
1108 "kevent() reported that connect() failed"); | |
1109 return NGX_ERROR; | |
1110 } | |
1111 | |
1112 } else | |
1113 #endif | |
1114 { | |
1115 err = 0; | |
1116 len = sizeof(int); | |
1117 | |
1118 /* | |
1119 * BSDs and Linux return 0 and set a pending error in err | |
1120 * Solaris returns -1 and sets errno | |
1121 */ | |
1122 | |
1123 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1124 == -1) | |
1125 { | |
1126 err = ngx_socket_errno; | |
1127 } | |
1128 | |
1129 if (err) { | |
1130 (void) ngx_connection_error(c, err, "connect() failed"); | |
1131 return NGX_ERROR; | |
1132 } | |
1133 } | |
1134 | |
1135 return NGX_OK; | |
1136 } | |
1137 | |
1138 | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1139 static void |
6115 | 1140 ngx_stream_proxy_process(ngx_stream_session_t *s, ngx_uint_t from_upstream, |
1141 ngx_uint_t do_write) | |
1142 { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1143 off_t *received, limit; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1144 size_t size, limit_rate; |
6115 | 1145 ssize_t n; |
1146 ngx_buf_t *b; | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1147 ngx_uint_t flags; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1148 ngx_msec_t delay; |
6115 | 1149 ngx_connection_t *c, *pc, *src, *dst; |
1150 ngx_log_handler_pt handler; | |
1151 ngx_stream_upstream_t *u; | |
1152 ngx_stream_proxy_srv_conf_t *pscf; | |
1153 | |
1154 u = s->upstream; | |
1155 | |
1156 c = s->connection; | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1157 pc = u->connected ? u->peer.connection : NULL; |
6115 | 1158 |
6436 | 1159 if (c->type == SOCK_DGRAM && (ngx_terminate || ngx_exiting)) { |
1160 | |
1161 /* socket is already closed on worker shutdown */ | |
1162 | |
1163 handler = c->log->handler; | |
1164 c->log->handler = NULL; | |
1165 | |
1166 ngx_log_error(NGX_LOG_INFO, c->log, 0, "disconnected on shutdown"); | |
1167 | |
1168 c->log->handler = handler; | |
1169 | |
1170 ngx_stream_proxy_finalize(s, NGX_OK); | |
1171 return; | |
1172 } | |
1173 | |
6201
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Stream: upstream and downstream limit rates.
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diff
changeset
|
1174 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
24488e6db782
Stream: upstream and downstream limit rates.
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diff
changeset
|
1175 |
6115 | 1176 if (from_upstream) { |
1177 src = pc; | |
1178 dst = c; | |
1179 b = &u->upstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1180 limit_rate = pscf->download_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1181 received = &u->received; |
6115 | 1182 |
1183 } else { | |
1184 src = c; | |
1185 dst = pc; | |
1186 b = &u->downstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1187 limit_rate = pscf->upload_rate; |
6201
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Stream: upstream and downstream limit rates.
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diff
changeset
|
1188 received = &s->received; |
6115 | 1189 } |
1190 | |
1191 for ( ;; ) { | |
1192 | |
1193 if (do_write) { | |
1194 | |
1195 size = b->last - b->pos; | |
1196 | |
1197 if (size && dst && dst->write->ready) { | |
1198 | |
1199 n = dst->send(dst, b->pos, size); | |
1200 | |
6436 | 1201 if (n == NGX_AGAIN && dst->shared) { |
1202 /* cannot wait on a shared socket */ | |
1203 n = NGX_ERROR; | |
1204 } | |
1205 | |
6115 | 1206 if (n == NGX_ERROR) { |
6436 | 1207 if (c->type == SOCK_DGRAM && !from_upstream) { |
1208 ngx_stream_proxy_next_upstream(s); | |
1209 return; | |
1210 } | |
1211 | |
6115 | 1212 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
|
1213 return; |
6115 | 1214 } |
1215 | |
1216 if (n > 0) { | |
1217 b->pos += n; | |
1218 | |
1219 if (b->pos == b->last) { | |
1220 b->pos = b->start; | |
1221 b->last = b->start; | |
1222 } | |
1223 } | |
1224 } | |
1225 } | |
1226 | |
1227 size = b->end - b->last; | |
1228 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1229 if (size && src->read->ready && !src->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1230 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1231 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1232 limit = (off_t) limit_rate * (ngx_time() - u->start_sec + 1) |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1233 - *received; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1234 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1235 if (limit <= 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1236 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1237 delay = (ngx_msec_t) (- limit * 1000 / limit_rate + 1); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1238 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1239 break; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1240 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1241 |
6204
114d1f8cdcab
Stream: fixed possible integer overflow in rate limiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6203
diff
changeset
|
1242 if ((off_t) size > limit) { |
6203
fdfdcad62875
Stream: fixed MSVC compilation warning.
Roman Arutyunyan <arut@nginx.com>
parents:
6202
diff
changeset
|
1243 size = (size_t) limit; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1244 } |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1245 } |
6115 | 1246 |
1247 n = src->recv(src, b->last, size); | |
1248 | |
1249 if (n == NGX_AGAIN || n == 0) { | |
1250 break; | |
1251 } | |
1252 | |
1253 if (n > 0) { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1254 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1255 delay = (ngx_msec_t) (n * 1000 / limit_rate); |
6115 | 1256 |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1257 if (delay > 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1258 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1259 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1260 } |
6115 | 1261 } |
1262 | |
6436 | 1263 if (c->type == SOCK_DGRAM && ++u->responses == pscf->responses) |
1264 { | |
1265 src->read->ready = 0; | |
1266 src->read->eof = 1; | |
1267 } | |
1268 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1269 *received += n; |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1270 b->last += n; |
6115 | 1271 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
|
1272 |
6115 | 1273 continue; |
1274 } | |
1275 | |
1276 if (n == NGX_ERROR) { | |
6436 | 1277 if (c->type == SOCK_DGRAM && u->received == 0) { |
1278 ngx_stream_proxy_next_upstream(s); | |
1279 return; | |
1280 } | |
1281 | |
6115 | 1282 src->read->eof = 1; |
1283 } | |
1284 } | |
1285 | |
1286 break; | |
1287 } | |
1288 | |
1289 if (src->read->eof && (b->pos == b->last || (dst && dst->read->eof))) { | |
1290 handler = c->log->handler; | |
1291 c->log->handler = NULL; | |
1292 | |
1293 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
|
1294 "%s%s disconnected" |
6115 | 1295 ", bytes from/to client:%O/%O" |
1296 ", bytes from/to upstream:%O/%O", | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
1297 src->type == SOCK_DGRAM ? "udp " : "", |
6115 | 1298 from_upstream ? "upstream" : "client", |
1299 s->received, c->sent, u->received, pc ? pc->sent : 0); | |
1300 | |
1301 c->log->handler = handler; | |
1302 | |
1303 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
|
1304 return; |
6115 | 1305 } |
1306 | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1307 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
|
1308 |
6436 | 1309 if (!src->shared && ngx_handle_read_event(src->read, flags) != NGX_OK) { |
6115 | 1310 ngx_stream_proxy_finalize(s, NGX_ERROR); |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1311 return; |
6115 | 1312 } |
1313 | |
1314 if (dst) { | |
6436 | 1315 if (!dst->shared && ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
6115 | 1316 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
|
1317 return; |
6115 | 1318 } |
1319 | |
6201
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Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1320 if (!c->read->delayed && !pc->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1321 ngx_add_timer(c->write, pscf->timeout); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1322 |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1323 } else if (c->write->timer_set) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1324 ngx_del_timer(c->write); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1325 } |
6115 | 1326 } |
1327 } | |
1328 | |
1329 | |
1330 static void | |
1331 ngx_stream_proxy_next_upstream(ngx_stream_session_t *s) | |
1332 { | |
1333 ngx_msec_t timeout; | |
1334 ngx_connection_t *pc; | |
1335 ngx_stream_upstream_t *u; | |
1336 ngx_stream_proxy_srv_conf_t *pscf; | |
1337 | |
1338 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1339 "stream proxy next upstream"); | |
1340 | |
1341 u = s->upstream; | |
1342 | |
1343 if (u->peer.sockaddr) { | |
1344 u->peer.free(&u->peer, u->peer.data, NGX_PEER_FAILED); | |
1345 u->peer.sockaddr = NULL; | |
1346 } | |
1347 | |
1348 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1349 | |
1350 timeout = pscf->next_upstream_timeout; | |
1351 | |
1352 if (u->peer.tries == 0 | |
1353 || !pscf->next_upstream | |
1354 || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) | |
1355 { | |
1356 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
1357 return; | |
1358 } | |
1359 | |
1360 pc = u->peer.connection; | |
1361 | |
1362 if (pc) { | |
1363 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1364 "close proxy upstream connection: %d", pc->fd); | |
1365 | |
1366 #if (NGX_STREAM_SSL) | |
1367 if (pc->ssl) { | |
1368 pc->ssl->no_wait_shutdown = 1; | |
1369 pc->ssl->no_send_shutdown = 1; | |
1370 | |
1371 (void) ngx_ssl_shutdown(pc); | |
1372 } | |
1373 #endif | |
1374 | |
1375 ngx_close_connection(pc); | |
1376 u->peer.connection = NULL; | |
1377 } | |
1378 | |
1379 ngx_stream_proxy_connect(s); | |
1380 } | |
1381 | |
1382 | |
1383 static void | |
1384 ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc) | |
1385 { | |
1386 ngx_connection_t *pc; | |
1387 ngx_stream_upstream_t *u; | |
1388 | |
1389 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1390 "finalize stream proxy: %i", rc); | |
1391 | |
1392 u = s->upstream; | |
1393 | |
1394 if (u == NULL) { | |
1395 goto noupstream; | |
1396 } | |
1397 | |
1398 if (u->peer.free && u->peer.sockaddr) { | |
1399 u->peer.free(&u->peer, u->peer.data, 0); | |
1400 u->peer.sockaddr = NULL; | |
1401 } | |
1402 | |
1403 pc = u->peer.connection; | |
1404 | |
1405 if (pc) { | |
1406 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1407 "close stream proxy upstream connection: %d", pc->fd); | |
1408 | |
1409 #if (NGX_STREAM_SSL) | |
1410 if (pc->ssl) { | |
1411 pc->ssl->no_wait_shutdown = 1; | |
1412 (void) ngx_ssl_shutdown(pc); | |
1413 } | |
1414 #endif | |
1415 | |
1416 ngx_close_connection(pc); | |
1417 u->peer.connection = NULL; | |
1418 } | |
1419 | |
1420 noupstream: | |
1421 | |
1422 ngx_stream_close_connection(s->connection); | |
1423 } | |
1424 | |
1425 | |
1426 static u_char * | |
1427 ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, size_t len) | |
1428 { | |
1429 u_char *p; | |
1430 ngx_connection_t *pc; | |
1431 ngx_stream_session_t *s; | |
1432 ngx_stream_upstream_t *u; | |
1433 | |
1434 s = log->data; | |
1435 | |
1436 u = s->upstream; | |
1437 | |
1438 p = buf; | |
1439 | |
1440 if (u->peer.name) { | |
1441 p = ngx_snprintf(p, len, ", upstream: \"%V\"", u->peer.name); | |
1442 len -= p - buf; | |
1443 } | |
1444 | |
1445 pc = u->peer.connection; | |
1446 | |
1447 p = ngx_snprintf(p, len, | |
1448 ", bytes from/to client:%O/%O" | |
1449 ", bytes from/to upstream:%O/%O", | |
1450 s->received, s->connection->sent, | |
1451 u->received, pc ? pc->sent : 0); | |
1452 | |
1453 return p; | |
1454 } | |
1455 | |
1456 | |
1457 static void * | |
1458 ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf) | |
1459 { | |
1460 ngx_stream_proxy_srv_conf_t *conf; | |
1461 | |
1462 conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_proxy_srv_conf_t)); | |
1463 if (conf == NULL) { | |
1464 return NULL; | |
1465 } | |
1466 | |
1467 /* | |
1468 * set by ngx_pcalloc(): | |
1469 * | |
1470 * conf->ssl_protocols = 0; | |
1471 * conf->ssl_ciphers = { 0, NULL }; | |
1472 * conf->ssl_name = { 0, NULL }; | |
1473 * conf->ssl_trusted_certificate = { 0, NULL }; | |
1474 * conf->ssl_crl = { 0, NULL }; | |
1475 * conf->ssl_certificate = { 0, NULL }; | |
1476 * conf->ssl_certificate_key = { 0, NULL }; | |
1477 * | |
1478 * conf->ssl = NULL; | |
1479 * conf->upstream = NULL; | |
1480 */ | |
1481 | |
1482 conf->connect_timeout = NGX_CONF_UNSET_MSEC; | |
1483 conf->timeout = NGX_CONF_UNSET_MSEC; | |
1484 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
|
1485 conf->buffer_size = NGX_CONF_UNSET_SIZE; |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1486 conf->upload_rate = NGX_CONF_UNSET_SIZE; |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1487 conf->download_rate = NGX_CONF_UNSET_SIZE; |
6436 | 1488 conf->responses = NGX_CONF_UNSET_UINT; |
6115 | 1489 conf->next_upstream_tries = NGX_CONF_UNSET_UINT; |
1490 conf->next_upstream = NGX_CONF_UNSET; | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1491 conf->proxy_protocol = NGX_CONF_UNSET; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1492 conf->local = NGX_CONF_UNSET_PTR; |
6115 | 1493 |
1494 #if (NGX_STREAM_SSL) | |
1495 conf->ssl_enable = NGX_CONF_UNSET; | |
1496 conf->ssl_session_reuse = NGX_CONF_UNSET; | |
1497 conf->ssl_server_name = NGX_CONF_UNSET; | |
1498 conf->ssl_verify = NGX_CONF_UNSET; | |
1499 conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; | |
1500 conf->ssl_passwords = NGX_CONF_UNSET_PTR; | |
1501 #endif | |
1502 | |
1503 return conf; | |
1504 } | |
1505 | |
1506 | |
1507 static char * | |
1508 ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
1509 { | |
1510 ngx_stream_proxy_srv_conf_t *prev = parent; | |
1511 ngx_stream_proxy_srv_conf_t *conf = child; | |
1512 | |
1513 ngx_conf_merge_msec_value(conf->connect_timeout, | |
1514 prev->connect_timeout, 60000); | |
1515 | |
1516 ngx_conf_merge_msec_value(conf->timeout, | |
1517 prev->timeout, 10 * 60000); | |
1518 | |
1519 ngx_conf_merge_msec_value(conf->next_upstream_timeout, | |
1520 prev->next_upstream_timeout, 0); | |
1521 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1522 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
|
1523 prev->buffer_size, 16384); |
6115 | 1524 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1525 ngx_conf_merge_size_value(conf->upload_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1526 prev->upload_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1527 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1528 ngx_conf_merge_size_value(conf->download_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1529 prev->download_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1530 |
6436 | 1531 ngx_conf_merge_uint_value(conf->responses, |
1532 prev->responses, NGX_MAX_INT32_VALUE); | |
1533 | |
6115 | 1534 ngx_conf_merge_uint_value(conf->next_upstream_tries, |
1535 prev->next_upstream_tries, 0); | |
1536 | |
1537 ngx_conf_merge_value(conf->next_upstream, prev->next_upstream, 1); | |
1538 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1539 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
|
1540 |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1541 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
|
1542 |
6115 | 1543 #if (NGX_STREAM_SSL) |
1544 | |
1545 ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0); | |
1546 | |
1547 ngx_conf_merge_value(conf->ssl_session_reuse, | |
1548 prev->ssl_session_reuse, 1); | |
1549 | |
1550 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
|
1551 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 |
b2899e7d0ef8
Disabled SSLv3 by default (ticket #653).
Maxim Dounin <mdounin@mdounin.ru>
parents:
6124
diff
changeset
|
1552 |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); |
6115 | 1553 |
1554 ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT"); | |
1555 | |
1556 ngx_conf_merge_str_value(conf->ssl_name, prev->ssl_name, ""); | |
1557 | |
1558 ngx_conf_merge_value(conf->ssl_server_name, prev->ssl_server_name, 0); | |
1559 | |
1560 ngx_conf_merge_value(conf->ssl_verify, prev->ssl_verify, 0); | |
1561 | |
1562 ngx_conf_merge_uint_value(conf->ssl_verify_depth, | |
1563 prev->ssl_verify_depth, 1); | |
1564 | |
1565 ngx_conf_merge_str_value(conf->ssl_trusted_certificate, | |
1566 prev->ssl_trusted_certificate, ""); | |
1567 | |
1568 ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); | |
1569 | |
1570 ngx_conf_merge_str_value(conf->ssl_certificate, | |
1571 prev->ssl_certificate, ""); | |
1572 | |
1573 ngx_conf_merge_str_value(conf->ssl_certificate_key, | |
1574 prev->ssl_certificate_key, ""); | |
1575 | |
1576 ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); | |
1577 | |
1578 if (conf->ssl_enable && ngx_stream_proxy_set_ssl(cf, conf) != NGX_OK) { | |
1579 return NGX_CONF_ERROR; | |
1580 } | |
1581 | |
1582 #endif | |
1583 | |
1584 return NGX_CONF_OK; | |
1585 } | |
1586 | |
1587 | |
1588 #if (NGX_STREAM_SSL) | |
1589 | |
1590 static ngx_int_t | |
1591 ngx_stream_proxy_set_ssl(ngx_conf_t *cf, ngx_stream_proxy_srv_conf_t *pscf) | |
1592 { | |
1593 ngx_pool_cleanup_t *cln; | |
1594 | |
1595 pscf->ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
1596 if (pscf->ssl == NULL) { | |
1597 return NGX_ERROR; | |
1598 } | |
1599 | |
1600 pscf->ssl->log = cf->log; | |
1601 | |
1602 if (ngx_ssl_create(pscf->ssl, pscf->ssl_protocols, NULL) != NGX_OK) { | |
1603 return NGX_ERROR; | |
1604 } | |
1605 | |
1606 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
1607 if (cln == NULL) { | |
1608 return NGX_ERROR; | |
1609 } | |
1610 | |
1611 cln->handler = ngx_ssl_cleanup_ctx; | |
1612 cln->data = pscf->ssl; | |
1613 | |
1614 if (pscf->ssl_certificate.len) { | |
1615 | |
1616 if (pscf->ssl_certificate_key.len == 0) { | |
1617 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1618 "no \"proxy_ssl_certificate_key\" is defined " | |
1619 "for certificate \"%V\"", &pscf->ssl_certificate); | |
1620 return NGX_ERROR; | |
1621 } | |
1622 | |
1623 if (ngx_ssl_certificate(cf, pscf->ssl, &pscf->ssl_certificate, | |
1624 &pscf->ssl_certificate_key, pscf->ssl_passwords) | |
1625 != NGX_OK) | |
1626 { | |
1627 return NGX_ERROR; | |
1628 } | |
1629 } | |
1630 | |
6591
04d8d1f85649
SSL: ngx_ssl_ciphers() to set list of ciphers.
Tim Taubert <tim@timtaubert.de>
parents:
6530
diff
changeset
|
1631 if (ngx_ssl_ciphers(cf, pscf->ssl, &pscf->ssl_ciphers, 0) != NGX_OK) { |
6115 | 1632 return NGX_ERROR; |
1633 } | |
1634 | |
1635 if (pscf->ssl_verify) { | |
1636 if (pscf->ssl_trusted_certificate.len == 0) { | |
1637 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1638 "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); | |
1639 return NGX_ERROR; | |
1640 } | |
1641 | |
1642 if (ngx_ssl_trusted_certificate(cf, pscf->ssl, | |
1643 &pscf->ssl_trusted_certificate, | |
1644 pscf->ssl_verify_depth) | |
1645 != NGX_OK) | |
1646 { | |
1647 return NGX_ERROR; | |
1648 } | |
1649 | |
1650 if (ngx_ssl_crl(cf, pscf->ssl, &pscf->ssl_crl) != NGX_OK) { | |
1651 return NGX_ERROR; | |
1652 } | |
1653 } | |
1654 | |
1655 return NGX_OK; | |
1656 } | |
1657 | |
1658 #endif | |
1659 | |
1660 | |
1661 static char * | |
1662 ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1663 { | |
1664 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
1665 | |
1666 ngx_url_t u; | |
1667 ngx_str_t *value, *url; | |
1668 ngx_stream_core_srv_conf_t *cscf; | |
1669 | |
1670 if (pscf->upstream) { | |
1671 return "is duplicate"; | |
1672 } | |
1673 | |
1674 cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); | |
1675 | |
1676 cscf->handler = ngx_stream_proxy_handler; | |
1677 | |
1678 value = cf->args->elts; | |
1679 | |
1680 url = &value[1]; | |
1681 | |
1682 ngx_memzero(&u, sizeof(ngx_url_t)); | |
1683 | |
1684 u.url = *url; | |
1685 u.no_resolve = 1; | |
1686 | |
1687 pscf->upstream = ngx_stream_upstream_add(cf, &u, 0); | |
1688 if (pscf->upstream == NULL) { | |
1689 return NGX_CONF_ERROR; | |
1690 } | |
1691 | |
1692 return NGX_CONF_OK; | |
1693 } | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1694 |
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 static char * |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1697 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
|
1698 { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1699 ngx_stream_proxy_srv_conf_t *pscf = conf; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1700 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1701 ngx_int_t rc; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1702 ngx_str_t *value; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1703 ngx_stream_upstream_local_t *local; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1704 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1705 if (pscf->local != NGX_CONF_UNSET_PTR) { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1706 return "is duplicate"; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1707 } |
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 value = cf->args->elts; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1710 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1711 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
|
1712 pscf->local = NULL; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1713 return NGX_CONF_OK; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1714 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1715 |
6598
4a724d6006ee
Stream: use ngx_pcalloc() in ngx_stream_proxy_bind().
Roman Arutyunyan <arut@nginx.com>
parents:
6595
diff
changeset
|
1716 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
|
1717 if (local == NULL) { |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1718 return NGX_CONF_ERROR; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1719 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1720 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1721 pscf->local = local; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1722 |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1723 if (ngx_strcmp(value[1].data, "$remote_addr") == 0) { |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1724 local->no_port = 1; |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1725 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1726 } else if (ngx_strcmp(value[1].data, "$remote_addr:$remote_port") != 0 |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1727 && ngx_strcmp(value[1].data, "[$remote_addr]:$remote_port") != 0) |
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
1728 { |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1729 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
|
1730 if (local->addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1731 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1732 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1733 |
6594
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
diff
changeset
|
1734 rc = ngx_parse_addr_port(cf->pool, local->addr, value[1].data, |
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
diff
changeset
|
1735 value[1].len); |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1736 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1737 switch (rc) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1738 case NGX_OK: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1739 local->addr->name = value[1]; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1740 break; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1741 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1742 case NGX_DECLINED: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1743 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1744 "invalid address \"%V\"", &value[1]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1745 /* fall through */ |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1746 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1747 default: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1748 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1749 } |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1750 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1751 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1752 if (cf->args->nelts > 2) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1753 if (ngx_strcmp(value[2].data, "transparent") == 0) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1754 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1755 local->transparent = 1; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1756 #else |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1757 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1758 "transparent proxying is not supported " |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1759 "on this platform, ignored"); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1760 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1761 } else { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1762 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1763 "invalid parameter \"%V\"", &value[2]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1764 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1765 } |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1766 } |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1767 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1768 return NGX_CONF_OK; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1769 } |