Mercurial > hg > nginx-quic
annotate src/stream/ngx_stream_proxy_module.c @ 6540:a01e400dd4a1
Fixed work with --test-build-epoll after f7849bfb6d21.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Wed, 18 May 2016 15:57:28 +0300 |
parents | 1d0e03db9f8e |
children | 04d8d1f85649 |
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 ngx_uint_t transparent; /* unsigned transparent:1; */ |
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17 #endif |
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18 } ngx_stream_upstream_local_t; |
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19 |
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20 |
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21 typedef struct { |
6115 | 22 ngx_msec_t connect_timeout; |
23 ngx_msec_t timeout; | |
24 ngx_msec_t next_upstream_timeout; | |
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25 size_t buffer_size; |
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26 size_t upload_rate; |
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27 size_t download_rate; |
6436 | 28 ngx_uint_t responses; |
6115 | 29 ngx_uint_t next_upstream_tries; |
30 ngx_flag_t next_upstream; | |
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31 ngx_flag_t proxy_protocol; |
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32 ngx_stream_upstream_local_t *local; |
6115 | 33 |
34 #if (NGX_STREAM_SSL) | |
35 ngx_flag_t ssl_enable; | |
36 ngx_flag_t ssl_session_reuse; | |
37 ngx_uint_t ssl_protocols; | |
38 ngx_str_t ssl_ciphers; | |
39 ngx_str_t ssl_name; | |
40 ngx_flag_t ssl_server_name; | |
41 | |
42 ngx_flag_t ssl_verify; | |
43 ngx_uint_t ssl_verify_depth; | |
44 ngx_str_t ssl_trusted_certificate; | |
45 ngx_str_t ssl_crl; | |
46 ngx_str_t ssl_certificate; | |
47 ngx_str_t ssl_certificate_key; | |
48 ngx_array_t *ssl_passwords; | |
49 | |
50 ngx_ssl_t *ssl; | |
51 #endif | |
52 | |
53 ngx_stream_upstream_srv_conf_t *upstream; | |
54 } ngx_stream_proxy_srv_conf_t; | |
55 | |
56 | |
57 static void ngx_stream_proxy_handler(ngx_stream_session_t *s); | |
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58 static ngx_int_t ngx_stream_proxy_set_local(ngx_stream_session_t *s, |
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59 ngx_stream_upstream_t *u, ngx_stream_upstream_local_t *local); |
6115 | 60 static void ngx_stream_proxy_connect(ngx_stream_session_t *s); |
61 static void ngx_stream_proxy_init_upstream(ngx_stream_session_t *s); | |
62 static void ngx_stream_proxy_upstream_handler(ngx_event_t *ev); | |
63 static void ngx_stream_proxy_downstream_handler(ngx_event_t *ev); | |
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64 static void ngx_stream_proxy_process_connection(ngx_event_t *ev, |
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65 ngx_uint_t from_upstream); |
6115 | 66 static void ngx_stream_proxy_connect_handler(ngx_event_t *ev); |
67 static ngx_int_t ngx_stream_proxy_test_connect(ngx_connection_t *c); | |
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68 static void ngx_stream_proxy_process(ngx_stream_session_t *s, |
6115 | 69 ngx_uint_t from_upstream, ngx_uint_t do_write); |
70 static void ngx_stream_proxy_next_upstream(ngx_stream_session_t *s); | |
71 static void ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc); | |
72 static u_char *ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, | |
73 size_t len); | |
74 | |
75 static void *ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf); | |
76 static char *ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, | |
77 void *child); | |
78 static char *ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
79 void *conf); | |
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80 static char *ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, |
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81 void *conf); |
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82 static ngx_int_t ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s); |
6115 | 83 |
84 #if (NGX_STREAM_SSL) | |
85 | |
86 static char *ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, | |
87 ngx_command_t *cmd, void *conf); | |
88 static void ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s); | |
89 static void ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc); | |
90 static ngx_int_t ngx_stream_proxy_ssl_name(ngx_stream_session_t *s); | |
91 static ngx_int_t ngx_stream_proxy_set_ssl(ngx_conf_t *cf, | |
92 ngx_stream_proxy_srv_conf_t *pscf); | |
93 | |
94 | |
95 static ngx_conf_bitmask_t ngx_stream_proxy_ssl_protocols[] = { | |
96 { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, | |
97 { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, | |
98 { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, | |
99 { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, | |
100 { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, | |
101 { ngx_null_string, 0 } | |
102 }; | |
103 | |
104 #endif | |
105 | |
106 | |
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107 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_downstream_buffer = { |
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108 ngx_conf_deprecated, "proxy_downstream_buffer", "proxy_buffer_size" |
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109 }; |
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110 |
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111 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_upstream_buffer = { |
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112 ngx_conf_deprecated, "proxy_upstream_buffer", "proxy_buffer_size" |
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113 }; |
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114 |
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115 |
6115 | 116 static ngx_command_t ngx_stream_proxy_commands[] = { |
117 | |
118 { ngx_string("proxy_pass"), | |
119 NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
120 ngx_stream_proxy_pass, | |
121 NGX_STREAM_SRV_CONF_OFFSET, | |
122 0, | |
123 NULL }, | |
124 | |
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125 { ngx_string("proxy_bind"), |
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126 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12, |
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127 ngx_stream_proxy_bind, |
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128 NGX_STREAM_SRV_CONF_OFFSET, |
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129 0, |
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130 NULL }, |
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131 |
6115 | 132 { ngx_string("proxy_connect_timeout"), |
133 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
134 ngx_conf_set_msec_slot, | |
135 NGX_STREAM_SRV_CONF_OFFSET, | |
136 offsetof(ngx_stream_proxy_srv_conf_t, connect_timeout), | |
137 NULL }, | |
138 | |
139 { ngx_string("proxy_timeout"), | |
140 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
141 ngx_conf_set_msec_slot, | |
142 NGX_STREAM_SRV_CONF_OFFSET, | |
143 offsetof(ngx_stream_proxy_srv_conf_t, timeout), | |
144 NULL }, | |
145 | |
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146 { ngx_string("proxy_buffer_size"), |
6115 | 147 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
148 ngx_conf_set_size_slot, | |
149 NGX_STREAM_SRV_CONF_OFFSET, | |
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150 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
6115 | 151 NULL }, |
152 | |
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153 { ngx_string("proxy_downstream_buffer"), |
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154 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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155 ngx_conf_set_size_slot, |
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156 NGX_STREAM_SRV_CONF_OFFSET, |
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157 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
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158 &ngx_conf_deprecated_proxy_downstream_buffer }, |
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159 |
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160 { ngx_string("proxy_upstream_buffer"), |
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161 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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162 ngx_conf_set_size_slot, |
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163 NGX_STREAM_SRV_CONF_OFFSET, |
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164 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
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165 &ngx_conf_deprecated_proxy_upstream_buffer }, |
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166 |
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167 { ngx_string("proxy_upload_rate"), |
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168 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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169 ngx_conf_set_size_slot, |
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170 NGX_STREAM_SRV_CONF_OFFSET, |
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171 offsetof(ngx_stream_proxy_srv_conf_t, upload_rate), |
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172 NULL }, |
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173 |
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174 { ngx_string("proxy_download_rate"), |
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175 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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176 ngx_conf_set_size_slot, |
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177 NGX_STREAM_SRV_CONF_OFFSET, |
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178 offsetof(ngx_stream_proxy_srv_conf_t, download_rate), |
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179 NULL }, |
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180 |
6436 | 181 { ngx_string("proxy_responses"), |
182 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
183 ngx_conf_set_num_slot, | |
184 NGX_STREAM_SRV_CONF_OFFSET, | |
185 offsetof(ngx_stream_proxy_srv_conf_t, responses), | |
186 NULL }, | |
187 | |
6115 | 188 { ngx_string("proxy_next_upstream"), |
189 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
190 ngx_conf_set_flag_slot, | |
191 NGX_STREAM_SRV_CONF_OFFSET, | |
192 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream), | |
193 NULL }, | |
194 | |
195 { ngx_string("proxy_next_upstream_tries"), | |
196 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
197 ngx_conf_set_num_slot, | |
198 NGX_STREAM_SRV_CONF_OFFSET, | |
199 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_tries), | |
200 NULL }, | |
201 | |
202 { ngx_string("proxy_next_upstream_timeout"), | |
203 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
204 ngx_conf_set_msec_slot, | |
205 NGX_STREAM_SRV_CONF_OFFSET, | |
206 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_timeout), | |
207 NULL }, | |
208 | |
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209 { ngx_string("proxy_protocol"), |
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210 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, |
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211 ngx_conf_set_flag_slot, |
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212 NGX_STREAM_SRV_CONF_OFFSET, |
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213 offsetof(ngx_stream_proxy_srv_conf_t, proxy_protocol), |
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214 NULL }, |
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215 |
6115 | 216 #if (NGX_STREAM_SSL) |
217 | |
218 { ngx_string("proxy_ssl"), | |
219 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
220 ngx_conf_set_flag_slot, | |
221 NGX_STREAM_SRV_CONF_OFFSET, | |
222 offsetof(ngx_stream_proxy_srv_conf_t, ssl_enable), | |
223 NULL }, | |
224 | |
225 { ngx_string("proxy_ssl_session_reuse"), | |
226 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
227 ngx_conf_set_flag_slot, | |
228 NGX_STREAM_SRV_CONF_OFFSET, | |
229 offsetof(ngx_stream_proxy_srv_conf_t, ssl_session_reuse), | |
230 NULL }, | |
231 | |
232 { ngx_string("proxy_ssl_protocols"), | |
233 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
234 ngx_conf_set_bitmask_slot, | |
235 NGX_STREAM_SRV_CONF_OFFSET, | |
236 offsetof(ngx_stream_proxy_srv_conf_t, ssl_protocols), | |
237 &ngx_stream_proxy_ssl_protocols }, | |
238 | |
239 { ngx_string("proxy_ssl_ciphers"), | |
240 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
241 ngx_conf_set_str_slot, | |
242 NGX_STREAM_SRV_CONF_OFFSET, | |
243 offsetof(ngx_stream_proxy_srv_conf_t, ssl_ciphers), | |
244 NULL }, | |
245 | |
246 { ngx_string("proxy_ssl_name"), | |
247 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
248 ngx_conf_set_str_slot, | |
249 NGX_STREAM_SRV_CONF_OFFSET, | |
250 offsetof(ngx_stream_proxy_srv_conf_t, ssl_name), | |
251 NULL }, | |
252 | |
253 { ngx_string("proxy_ssl_server_name"), | |
254 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
255 ngx_conf_set_flag_slot, | |
256 NGX_STREAM_SRV_CONF_OFFSET, | |
257 offsetof(ngx_stream_proxy_srv_conf_t, ssl_server_name), | |
258 NULL }, | |
259 | |
260 { ngx_string("proxy_ssl_verify"), | |
261 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
262 ngx_conf_set_flag_slot, | |
263 NGX_STREAM_SRV_CONF_OFFSET, | |
264 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify), | |
265 NULL }, | |
266 | |
267 { ngx_string("proxy_ssl_verify_depth"), | |
268 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
269 ngx_conf_set_num_slot, | |
270 NGX_STREAM_SRV_CONF_OFFSET, | |
271 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify_depth), | |
272 NULL }, | |
273 | |
274 { ngx_string("proxy_ssl_trusted_certificate"), | |
275 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
276 ngx_conf_set_str_slot, | |
277 NGX_STREAM_SRV_CONF_OFFSET, | |
278 offsetof(ngx_stream_proxy_srv_conf_t, ssl_trusted_certificate), | |
279 NULL }, | |
280 | |
281 { ngx_string("proxy_ssl_crl"), | |
282 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
283 ngx_conf_set_str_slot, | |
284 NGX_STREAM_SRV_CONF_OFFSET, | |
285 offsetof(ngx_stream_proxy_srv_conf_t, ssl_crl), | |
286 NULL }, | |
287 | |
288 { ngx_string("proxy_ssl_certificate"), | |
289 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
290 ngx_conf_set_str_slot, | |
291 NGX_STREAM_SRV_CONF_OFFSET, | |
292 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate), | |
293 NULL }, | |
294 | |
295 { ngx_string("proxy_ssl_certificate_key"), | |
296 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
297 ngx_conf_set_str_slot, | |
298 NGX_STREAM_SRV_CONF_OFFSET, | |
299 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate_key), | |
300 NULL }, | |
301 | |
302 { ngx_string("proxy_ssl_password_file"), | |
303 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
304 ngx_stream_proxy_ssl_password_file, | |
305 NGX_STREAM_SRV_CONF_OFFSET, | |
306 0, | |
307 NULL }, | |
308 | |
309 #endif | |
310 | |
311 ngx_null_command | |
312 }; | |
313 | |
314 | |
315 static ngx_stream_module_t ngx_stream_proxy_module_ctx = { | |
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316 NULL, /* postconfiguration */ |
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317 |
6115 | 318 NULL, /* create main configuration */ |
319 NULL, /* init main configuration */ | |
320 | |
321 ngx_stream_proxy_create_srv_conf, /* create server configuration */ | |
322 ngx_stream_proxy_merge_srv_conf /* merge server configuration */ | |
323 }; | |
324 | |
325 | |
326 ngx_module_t ngx_stream_proxy_module = { | |
327 NGX_MODULE_V1, | |
328 &ngx_stream_proxy_module_ctx, /* module context */ | |
329 ngx_stream_proxy_commands, /* module directives */ | |
330 NGX_STREAM_MODULE, /* module type */ | |
331 NULL, /* init master */ | |
332 NULL, /* init module */ | |
333 NULL, /* init process */ | |
334 NULL, /* init thread */ | |
335 NULL, /* exit thread */ | |
336 NULL, /* exit process */ | |
337 NULL, /* exit master */ | |
338 NGX_MODULE_V1_PADDING | |
339 }; | |
340 | |
341 | |
342 static void | |
343 ngx_stream_proxy_handler(ngx_stream_session_t *s) | |
344 { | |
345 u_char *p; | |
346 ngx_connection_t *c; | |
347 ngx_stream_upstream_t *u; | |
348 ngx_stream_proxy_srv_conf_t *pscf; | |
349 ngx_stream_upstream_srv_conf_t *uscf; | |
350 | |
351 c = s->connection; | |
352 | |
353 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
354 | |
355 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
356 "proxy connection handler"); | |
357 | |
358 u = ngx_pcalloc(c->pool, sizeof(ngx_stream_upstream_t)); | |
359 if (u == NULL) { | |
360 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
361 return; | |
362 } | |
363 | |
364 s->upstream = u; | |
365 | |
366 s->log_handler = ngx_stream_proxy_log_error; | |
367 | |
368 u->peer.log = c->log; | |
369 u->peer.log_error = NGX_ERROR_ERR; | |
370 | |
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371 if (ngx_stream_proxy_set_local(s, u, pscf->local) != NGX_OK) { |
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372 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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373 return; |
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374 } |
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375 |
6436 | 376 u->peer.type = c->type; |
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|
377 |
6115 | 378 uscf = pscf->upstream; |
379 | |
380 if (uscf->peer.init(s, uscf) != NGX_OK) { | |
381 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
382 return; | |
383 } | |
384 | |
385 u->peer.start_time = ngx_current_msec; | |
386 | |
387 if (pscf->next_upstream_tries | |
388 && u->peer.tries > pscf->next_upstream_tries) | |
389 { | |
390 u->peer.tries = pscf->next_upstream_tries; | |
391 } | |
392 | |
6184
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393 u->proxy_protocol = pscf->proxy_protocol; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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394 u->start_sec = ngx_time(); |
6184
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395 |
6436 | 396 c->write->handler = ngx_stream_proxy_downstream_handler; |
397 c->read->handler = ngx_stream_proxy_downstream_handler; | |
398 | |
399 if (c->type == SOCK_DGRAM) { | |
400 ngx_stream_proxy_connect(s); | |
401 return; | |
402 } | |
403 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
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diff
changeset
|
404 p = ngx_pnalloc(c->pool, pscf->buffer_size); |
6115 | 405 if (p == NULL) { |
406 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
407 return; | |
408 } | |
409 | |
410 u->downstream_buf.start = p; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
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|
411 u->downstream_buf.end = p + pscf->buffer_size; |
6115 | 412 u->downstream_buf.pos = p; |
413 u->downstream_buf.last = p; | |
414 | |
6184
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415 if (u->proxy_protocol |
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416 #if (NGX_STREAM_SSL) |
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417 && pscf->ssl == NULL |
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418 #endif |
6216 | 419 && pscf->buffer_size >= NGX_PROXY_PROTOCOL_MAX_HEADER) |
6184
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420 { |
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421 /* optimization for a typical case */ |
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422 |
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423 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
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424 "stream proxy send PROXY protocol header"); |
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425 |
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426 p = ngx_proxy_protocol_write(c, u->downstream_buf.last, |
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427 u->downstream_buf.end); |
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428 if (p == NULL) { |
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429 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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430 return; |
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|
431 } |
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|
432 |
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433 u->downstream_buf.last = p; |
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434 u->proxy_protocol = 0; |
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|
435 } |
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|
436 |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
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diff
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|
437 if (c->read->ready) { |
d1c791479bbb
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|
438 ngx_post_event(c->read, &ngx_posted_events); |
6115 | 439 } |
440 | |
441 ngx_stream_proxy_connect(s); | |
442 } | |
443 | |
444 | |
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445 static ngx_int_t |
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446 ngx_stream_proxy_set_local(ngx_stream_session_t *s, ngx_stream_upstream_t *u, |
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447 ngx_stream_upstream_local_t *local) |
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448 { |
6530
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|
449 ngx_addr_t *addr; |
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|
450 ngx_connection_t *c; |
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451 struct sockaddr_in *sin; |
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452 #if (NGX_HAVE_INET6) |
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|
453 struct sockaddr_in6 *sin6; |
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454 #endif |
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455 |
6529
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456 if (local == NULL) { |
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457 u->peer.local = NULL; |
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458 return NGX_OK; |
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|
459 } |
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|
460 |
6530
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|
461 #if (NGX_HAVE_TRANSPARENT_PROXY) |
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462 u->peer.transparent = local->transparent; |
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463 #endif |
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464 |
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465 if (local->addr) { |
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466 u->peer.local = local->addr; |
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467 return NGX_OK; |
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|
468 } |
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|
469 |
6530
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470 /* $remote_addr */ |
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|
471 |
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472 c = s->connection; |
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473 |
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474 addr = ngx_palloc(c->pool, sizeof(ngx_addr_t)); |
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|
475 if (addr == NULL) { |
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|
476 return NGX_ERROR; |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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|
477 } |
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478 |
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|
479 addr->socklen = c->socklen; |
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diff
changeset
|
480 |
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|
481 addr->sockaddr = ngx_palloc(c->pool, addr->socklen); |
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|
482 if (addr->sockaddr == NULL) { |
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|
483 return NGX_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
484 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
485 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
486 ngx_memcpy(addr->sockaddr, c->sockaddr, c->socklen); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
487 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
488 switch (addr->sockaddr->sa_family) { |
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 case AF_INET: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
491 sin = (struct sockaddr_in *) addr->sockaddr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
492 sin->sin_port = 0; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
493 break; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
494 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
495 #if (NGX_HAVE_INET6) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
496 case AF_INET6: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
497 sin6 = (struct sockaddr_in6 *) addr->sockaddr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
498 sin6->sin6_port = 0; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
499 break; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
500 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
501 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
502 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
503 addr->name = c->addr_text; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
504 u->peer.local = addr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
505 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
506 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
507 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
508 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
509 |
6115 | 510 static void |
511 ngx_stream_proxy_connect(ngx_stream_session_t *s) | |
512 { | |
513 ngx_int_t rc; | |
514 ngx_connection_t *c, *pc; | |
515 ngx_stream_upstream_t *u; | |
516 ngx_stream_proxy_srv_conf_t *pscf; | |
517 | |
518 c = s->connection; | |
519 | |
520 c->log->action = "connecting to upstream"; | |
521 | |
522 u = s->upstream; | |
523 | |
524 rc = ngx_event_connect_peer(&u->peer); | |
525 | |
526 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "proxy connect: %i", rc); | |
527 | |
528 if (rc == NGX_ERROR) { | |
529 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
530 return; | |
531 } | |
532 | |
533 if (rc == NGX_BUSY) { | |
534 ngx_log_error(NGX_LOG_ERR, c->log, 0, "no live upstreams"); | |
535 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
536 return; | |
537 } | |
538 | |
539 if (rc == NGX_DECLINED) { | |
540 ngx_stream_proxy_next_upstream(s); | |
541 return; | |
542 } | |
543 | |
544 /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ | |
545 | |
546 pc = u->peer.connection; | |
547 | |
548 pc->data = s; | |
549 pc->log = c->log; | |
550 pc->pool = c->pool; | |
551 pc->read->log = c->log; | |
552 pc->write->log = c->log; | |
553 | |
554 if (rc != NGX_AGAIN) { | |
555 ngx_stream_proxy_init_upstream(s); | |
556 return; | |
557 } | |
558 | |
559 pc->read->handler = ngx_stream_proxy_connect_handler; | |
560 pc->write->handler = ngx_stream_proxy_connect_handler; | |
561 | |
6393
70e6e1f12dee
Stream: initialize variable right before using it.
Roman Arutyunyan <arut@nginx.com>
parents:
6392
diff
changeset
|
562 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
|
563 |
6115 | 564 ngx_add_timer(pc->write, pscf->connect_timeout); |
565 } | |
566 | |
567 | |
568 static void | |
569 ngx_stream_proxy_init_upstream(ngx_stream_session_t *s) | |
570 { | |
6222 | 571 int tcp_nodelay; |
6115 | 572 u_char *p; |
573 ngx_connection_t *c, *pc; | |
574 ngx_log_handler_pt handler; | |
575 ngx_stream_upstream_t *u; | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
576 ngx_stream_core_srv_conf_t *cscf; |
6115 | 577 ngx_stream_proxy_srv_conf_t *pscf; |
578 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
579 u = s->upstream; |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
580 pc = u->peer.connection; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
581 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
582 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
|
583 |
6436 | 584 if (pc->type == SOCK_STREAM |
585 && cscf->tcp_nodelay | |
586 && pc->tcp_nodelay == NGX_TCP_NODELAY_UNSET) | |
587 { | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
588 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
|
589 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
590 tcp_nodelay = 1; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
591 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
592 if (setsockopt(pc->fd, IPPROTO_TCP, TCP_NODELAY, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
593 (const void *) &tcp_nodelay, sizeof(int)) == -1) |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
594 { |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
595 ngx_connection_error(pc, ngx_socket_errno, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
596 "setsockopt(TCP_NODELAY) failed"); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
597 ngx_stream_proxy_next_upstream(s); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
598 return; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
599 } |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
600 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
601 pc->tcp_nodelay = NGX_TCP_NODELAY_SET; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
602 } |
6115 | 603 |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
604 if (u->proxy_protocol) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
605 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
|
606 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
607 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
608 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
609 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
610 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
611 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
612 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
6115 | 613 |
614 #if (NGX_STREAM_SSL) | |
6436 | 615 if (pc->type == SOCK_STREAM && pscf->ssl && pc->ssl == NULL) { |
6115 | 616 ngx_stream_proxy_ssl_init_connection(s); |
617 return; | |
618 } | |
619 #endif | |
620 | |
621 c = s->connection; | |
622 | |
623 if (c->log->log_level >= NGX_LOG_INFO) { | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
624 ngx_str_t str; |
6115 | 625 u_char addr[NGX_SOCKADDR_STRLEN]; |
626 | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
627 str.len = NGX_SOCKADDR_STRLEN; |
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
628 str.data = addr; |
6115 | 629 |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
630 if (ngx_connection_local_sockaddr(pc, &str, 1) == NGX_OK) { |
6115 | 631 handler = c->log->handler; |
632 c->log->handler = NULL; | |
633 | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
634 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
635 "%sproxy %V connected to %V", |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
636 pc->type == SOCK_DGRAM ? "udp " : "", |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
637 &str, u->peer.name); |
6115 | 638 |
639 c->log->handler = handler; | |
640 } | |
641 } | |
642 | |
643 c->log->action = "proxying connection"; | |
644 | |
6436 | 645 if (u->upstream_buf.start == NULL) { |
646 p = ngx_pnalloc(c->pool, pscf->buffer_size); | |
647 if (p == NULL) { | |
648 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
649 return; | |
650 } | |
651 | |
652 u->upstream_buf.start = p; | |
653 u->upstream_buf.end = p + pscf->buffer_size; | |
654 u->upstream_buf.pos = p; | |
655 u->upstream_buf.last = p; | |
6115 | 656 } |
657 | |
6436 | 658 if (c->type == SOCK_DGRAM) { |
659 s->received = c->buffer->last - c->buffer->pos; | |
660 u->downstream_buf = *c->buffer; | |
661 | |
662 if (pscf->responses == 0) { | |
663 pc->read->ready = 0; | |
664 pc->read->eof = 1; | |
665 } | |
666 } | |
6115 | 667 |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
668 u->connected = 1; |
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
669 |
6115 | 670 pc->read->handler = ngx_stream_proxy_upstream_handler; |
671 pc->write->handler = ngx_stream_proxy_upstream_handler; | |
672 | |
6436 | 673 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
|
674 ngx_post_event(pc->read, &ngx_posted_events); |
6115 | 675 } |
676 | |
677 ngx_stream_proxy_process(s, 0, 1); | |
678 } | |
679 | |
680 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
681 static ngx_int_t |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
682 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
|
683 { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
684 u_char *p; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
685 ssize_t n, size; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
686 ngx_connection_t *c, *pc; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
687 ngx_stream_upstream_t *u; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
688 ngx_stream_proxy_srv_conf_t *pscf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
689 u_char buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
690 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
691 c = s->connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
692 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
693 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
|
694 "stream proxy send PROXY protocol header"); |
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 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
|
697 if (p == NULL) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
698 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
699 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
700 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
701 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
702 u = s->upstream; |
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 pc = u->peer.connection; |
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|
705 |
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diff
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|
706 size = p - buf; |
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Stream: client-side PROXY protocol.
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|
707 |
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|
708 n = pc->send(pc, buf, size); |
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diff
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|
709 |
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710 if (n == NGX_AGAIN) { |
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711 if (ngx_handle_write_event(pc->write, 0) != NGX_OK) { |
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712 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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diff
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|
713 return NGX_ERROR; |
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diff
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|
714 } |
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|
715 |
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|
716 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
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|
717 |
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|
718 ngx_add_timer(pc->write, pscf->timeout); |
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|
719 |
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720 pc->write->handler = ngx_stream_proxy_connect_handler; |
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|
721 |
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722 return NGX_AGAIN; |
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diff
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|
723 } |
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|
724 |
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|
725 if (n == NGX_ERROR) { |
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|
726 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
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|
727 return NGX_ERROR; |
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Stream: client-side PROXY protocol.
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|
728 } |
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|
729 |
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|
730 if (n != size) { |
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Stream: client-side PROXY protocol.
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|
731 |
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|
732 /* |
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|
733 * PROXY protocol specification: |
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|
734 * The sender must always ensure that the header |
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|
735 * is sent at once, so that the transport layer |
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|
736 * maintains atomicity along the path to the receiver. |
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|
737 */ |
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738 |
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|
739 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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diff
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|
740 "could not send PROXY protocol header at once"); |
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Stream: client-side PROXY protocol.
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diff
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|
741 |
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|
742 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
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|
743 |
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|
744 return NGX_ERROR; |
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diff
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|
745 } |
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|
746 |
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|
747 return NGX_OK; |
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diff
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|
748 } |
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|
749 |
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|
750 |
6115 | 751 #if (NGX_STREAM_SSL) |
752 | |
753 static char * | |
754 ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, | |
755 void *conf) | |
756 { | |
757 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
758 | |
759 ngx_str_t *value; | |
760 | |
761 if (pscf->ssl_passwords != NGX_CONF_UNSET_PTR) { | |
762 return "is duplicate"; | |
763 } | |
764 | |
765 value = cf->args->elts; | |
766 | |
767 pscf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); | |
768 | |
769 if (pscf->ssl_passwords == NULL) { | |
770 return NGX_CONF_ERROR; | |
771 } | |
772 | |
773 return NGX_CONF_OK; | |
774 } | |
775 | |
776 | |
777 static void | |
778 ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s) | |
779 { | |
780 ngx_int_t rc; | |
781 ngx_connection_t *pc; | |
782 ngx_stream_upstream_t *u; | |
783 ngx_stream_proxy_srv_conf_t *pscf; | |
784 | |
785 u = s->upstream; | |
786 | |
787 pc = u->peer.connection; | |
788 | |
789 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
790 | |
791 if (ngx_ssl_create_connection(pscf->ssl, pc, NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
792 != NGX_OK) | |
793 { | |
794 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
795 return; | |
796 } | |
797 | |
798 if (pscf->ssl_server_name || pscf->ssl_verify) { | |
799 if (ngx_stream_proxy_ssl_name(s) != NGX_OK) { | |
800 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
801 return; | |
802 } | |
803 } | |
804 | |
805 if (pscf->ssl_session_reuse) { | |
806 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
807 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
808 return; | |
809 } | |
810 } | |
811 | |
812 s->connection->log->action = "SSL handshaking to upstream"; | |
813 | |
814 rc = ngx_ssl_handshake(pc); | |
815 | |
816 if (rc == NGX_AGAIN) { | |
817 | |
818 if (!pc->write->timer_set) { | |
819 ngx_add_timer(pc->write, pscf->connect_timeout); | |
820 } | |
821 | |
822 pc->ssl->handler = ngx_stream_proxy_ssl_handshake; | |
823 return; | |
824 } | |
825 | |
826 ngx_stream_proxy_ssl_handshake(pc); | |
827 } | |
828 | |
829 | |
830 static void | |
831 ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc) | |
832 { | |
833 long rc; | |
834 ngx_stream_session_t *s; | |
835 ngx_stream_upstream_t *u; | |
836 ngx_stream_proxy_srv_conf_t *pscf; | |
837 | |
838 s = pc->data; | |
839 | |
840 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
841 | |
842 if (pc->ssl->handshaked) { | |
843 | |
844 if (pscf->ssl_verify) { | |
845 rc = SSL_get_verify_result(pc->ssl->connection); | |
846 | |
847 if (rc != X509_V_OK) { | |
848 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
849 "upstream SSL certificate verify error: (%l:%s)", | |
850 rc, X509_verify_cert_error_string(rc)); | |
851 goto failed; | |
852 } | |
853 | |
854 u = s->upstream; | |
855 | |
856 if (ngx_ssl_check_host(pc, &u->ssl_name) != NGX_OK) { | |
857 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
858 "upstream SSL certificate does not match \"%V\"", | |
859 &u->ssl_name); | |
860 goto failed; | |
861 } | |
862 } | |
863 | |
864 if (pscf->ssl_session_reuse) { | |
865 u = s->upstream; | |
866 u->peer.save_session(&u->peer, u->peer.data); | |
867 } | |
868 | |
6258
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diff
changeset
|
869 if (pc->write->timer_set) { |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
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diff
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|
870 ngx_del_timer(pc->write); |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
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diff
changeset
|
871 } |
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diff
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|
872 |
6115 | 873 ngx_stream_proxy_init_upstream(s); |
874 | |
875 return; | |
876 } | |
877 | |
878 failed: | |
879 | |
880 ngx_stream_proxy_next_upstream(s); | |
881 } | |
882 | |
883 | |
884 static ngx_int_t | |
885 ngx_stream_proxy_ssl_name(ngx_stream_session_t *s) | |
886 { | |
887 u_char *p, *last; | |
888 ngx_str_t name; | |
889 ngx_stream_upstream_t *u; | |
890 ngx_stream_proxy_srv_conf_t *pscf; | |
891 | |
892 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
893 | |
894 u = s->upstream; | |
895 | |
896 name = pscf->ssl_name; | |
897 | |
898 if (name.len == 0) { | |
899 name = pscf->upstream->host; | |
900 } | |
901 | |
902 if (name.len == 0) { | |
903 goto done; | |
904 } | |
905 | |
906 /* | |
907 * ssl name here may contain port, strip it for compatibility | |
908 * with the http module | |
909 */ | |
910 | |
911 p = name.data; | |
912 last = name.data + name.len; | |
913 | |
914 if (*p == '[') { | |
915 p = ngx_strlchr(p, last, ']'); | |
916 | |
917 if (p == NULL) { | |
918 p = name.data; | |
919 } | |
920 } | |
921 | |
922 p = ngx_strlchr(p, last, ':'); | |
923 | |
924 if (p != NULL) { | |
925 name.len = p - name.data; | |
926 } | |
927 | |
928 if (!pscf->ssl_server_name) { | |
929 goto done; | |
930 } | |
931 | |
932 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME | |
933 | |
934 /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ | |
935 | |
936 if (name.len == 0 || *name.data == '[') { | |
937 goto done; | |
938 } | |
939 | |
940 if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { | |
941 goto done; | |
942 } | |
943 | |
944 /* | |
945 * SSL_set_tlsext_host_name() needs a null-terminated string, | |
946 * hence we explicitly null-terminate name here | |
947 */ | |
948 | |
949 p = ngx_pnalloc(s->connection->pool, name.len + 1); | |
950 if (p == NULL) { | |
951 return NGX_ERROR; | |
952 } | |
953 | |
954 (void) ngx_cpystrn(p, name.data, name.len + 1); | |
955 | |
956 name.data = p; | |
957 | |
958 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
959 "upstream SSL server name: \"%s\"", name.data); | |
960 | |
961 if (SSL_set_tlsext_host_name(u->peer.connection->ssl->connection, name.data) | |
962 == 0) | |
963 { | |
964 ngx_ssl_error(NGX_LOG_ERR, s->connection->log, 0, | |
965 "SSL_set_tlsext_host_name(\"%s\") failed", name.data); | |
966 return NGX_ERROR; | |
967 } | |
968 | |
969 #endif | |
970 | |
971 done: | |
972 | |
973 u->ssl_name = name; | |
974 | |
975 return NGX_OK; | |
976 } | |
977 | |
978 #endif | |
979 | |
980 | |
981 static void | |
982 ngx_stream_proxy_downstream_handler(ngx_event_t *ev) | |
983 { | |
6200
abee77018d3a
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984 ngx_stream_proxy_process_connection(ev, ev->write); |
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Stream: common handler for upstream and downstream.
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|
985 } |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
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|
986 |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
changeset
|
987 |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
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|
988 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
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|
989 ngx_stream_proxy_upstream_handler(ngx_event_t *ev) |
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Stream: common handler for upstream and downstream.
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diff
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|
990 { |
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Stream: common handler for upstream and downstream.
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diff
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|
991 ngx_stream_proxy_process_connection(ev, !ev->write); |
abee77018d3a
Stream: common handler for upstream and downstream.
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|
992 } |
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Stream: common handler for upstream and downstream.
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diff
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|
993 |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
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|
994 |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
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|
995 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
changeset
|
996 ngx_stream_proxy_process_connection(ngx_event_t *ev, ngx_uint_t from_upstream) |
abee77018d3a
Stream: common handler for upstream and downstream.
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diff
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|
997 { |
6201
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diff
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|
998 ngx_connection_t *c, *pc; |
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999 ngx_stream_session_t *s; |
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|
1000 ngx_stream_upstream_t *u; |
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Stream: upstream and downstream limit rates.
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diff
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|
1001 ngx_stream_proxy_srv_conf_t *pscf; |
6115 | 1002 |
1003 c = ev->data; | |
1004 s = c->data; | |
6200
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Stream: common handler for upstream and downstream.
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diff
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|
1005 u = s->upstream; |
6115 | 1006 |
6436 | 1007 c = s->connection; |
1008 pc = u->peer.connection; | |
1009 | |
1010 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1011 | |
6115 | 1012 if (ev->timedout) { |
6436 | 1013 ev->timedout = 0; |
6201
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diff
changeset
|
1014 |
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6200
diff
changeset
|
1015 if (ev->delayed) { |
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Stream: upstream and downstream limit rates.
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6200
diff
changeset
|
1016 ev->delayed = 0; |
24488e6db782
Stream: upstream and downstream limit rates.
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diff
changeset
|
1017 |
24488e6db782
Stream: upstream and downstream limit rates.
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diff
changeset
|
1018 if (!ev->ready) { |
24488e6db782
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diff
changeset
|
1019 if (ngx_handle_read_event(ev, 0) != NGX_OK) { |
24488e6db782
Stream: upstream and downstream limit rates.
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diff
changeset
|
1020 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
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diff
changeset
|
1021 return; |
24488e6db782
Stream: upstream and downstream limit rates.
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6200
diff
changeset
|
1022 } |
24488e6db782
Stream: upstream and downstream limit rates.
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6200
diff
changeset
|
1023 |
6436 | 1024 if (u->connected && !c->read->delayed && !pc->read->delayed) { |
1025 ngx_add_timer(c->write, pscf->timeout); | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1026 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1027 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1028 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1029 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1030 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1031 } else { |
6436 | 1032 if (s->connection->type == SOCK_DGRAM) { |
1033 if (pscf->responses == NGX_MAX_INT32_VALUE) { | |
1034 | |
1035 /* | |
1036 * successfully terminate timed out UDP session | |
1037 * with unspecified number of responses | |
1038 */ | |
1039 | |
1040 pc->read->ready = 0; | |
1041 pc->read->eof = 1; | |
1042 | |
1043 ngx_stream_proxy_process(s, 1, 0); | |
1044 return; | |
1045 } | |
1046 | |
1047 if (u->received == 0) { | |
1048 ngx_stream_proxy_next_upstream(s); | |
1049 return; | |
1050 } | |
1051 } | |
1052 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1053 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
|
1054 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1055 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1056 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1057 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1058 } else if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1059 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1060 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1061 "stream connection delayed"); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1062 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1063 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
|
1064 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1065 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1066 |
6115 | 1067 return; |
1068 } | |
1069 | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1070 if (from_upstream && !u->connected) { |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1071 return; |
6115 | 1072 } |
1073 | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1074 ngx_stream_proxy_process(s, from_upstream, ev->write); |
6115 | 1075 } |
1076 | |
1077 | |
1078 static void | |
1079 ngx_stream_proxy_connect_handler(ngx_event_t *ev) | |
1080 { | |
1081 ngx_connection_t *c; | |
1082 ngx_stream_session_t *s; | |
1083 | |
1084 c = ev->data; | |
1085 s = c->data; | |
1086 | |
1087 if (ev->timedout) { | |
1088 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "upstream timed out"); | |
1089 ngx_stream_proxy_next_upstream(s); | |
1090 return; | |
1091 } | |
1092 | |
1093 ngx_del_timer(c->write); | |
1094 | |
1095 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
1096 "stream proxy connect upstream"); | |
1097 | |
1098 if (ngx_stream_proxy_test_connect(c) != NGX_OK) { | |
1099 ngx_stream_proxy_next_upstream(s); | |
1100 return; | |
1101 } | |
1102 | |
1103 ngx_stream_proxy_init_upstream(s); | |
1104 } | |
1105 | |
1106 | |
1107 static ngx_int_t | |
1108 ngx_stream_proxy_test_connect(ngx_connection_t *c) | |
1109 { | |
1110 int err; | |
1111 socklen_t len; | |
1112 | |
1113 #if (NGX_HAVE_KQUEUE) | |
1114 | |
1115 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
1116 err = c->write->kq_errno ? c->write->kq_errno : c->read->kq_errno; | |
1117 | |
1118 if (err) { | |
1119 (void) ngx_connection_error(c, err, | |
1120 "kevent() reported that connect() failed"); | |
1121 return NGX_ERROR; | |
1122 } | |
1123 | |
1124 } else | |
1125 #endif | |
1126 { | |
1127 err = 0; | |
1128 len = sizeof(int); | |
1129 | |
1130 /* | |
1131 * BSDs and Linux return 0 and set a pending error in err | |
1132 * Solaris returns -1 and sets errno | |
1133 */ | |
1134 | |
1135 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1136 == -1) | |
1137 { | |
1138 err = ngx_socket_errno; | |
1139 } | |
1140 | |
1141 if (err) { | |
1142 (void) ngx_connection_error(c, err, "connect() failed"); | |
1143 return NGX_ERROR; | |
1144 } | |
1145 } | |
1146 | |
1147 return NGX_OK; | |
1148 } | |
1149 | |
1150 | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1151 static void |
6115 | 1152 ngx_stream_proxy_process(ngx_stream_session_t *s, ngx_uint_t from_upstream, |
1153 ngx_uint_t do_write) | |
1154 { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1155 off_t *received, limit; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1156 size_t size, limit_rate; |
6115 | 1157 ssize_t n; |
1158 ngx_buf_t *b; | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1159 ngx_uint_t flags; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1160 ngx_msec_t delay; |
6115 | 1161 ngx_connection_t *c, *pc, *src, *dst; |
1162 ngx_log_handler_pt handler; | |
1163 ngx_stream_upstream_t *u; | |
1164 ngx_stream_proxy_srv_conf_t *pscf; | |
1165 | |
1166 u = s->upstream; | |
1167 | |
1168 c = s->connection; | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1169 pc = u->connected ? u->peer.connection : NULL; |
6115 | 1170 |
6436 | 1171 if (c->type == SOCK_DGRAM && (ngx_terminate || ngx_exiting)) { |
1172 | |
1173 /* socket is already closed on worker shutdown */ | |
1174 | |
1175 handler = c->log->handler; | |
1176 c->log->handler = NULL; | |
1177 | |
1178 ngx_log_error(NGX_LOG_INFO, c->log, 0, "disconnected on shutdown"); | |
1179 | |
1180 c->log->handler = handler; | |
1181 | |
1182 ngx_stream_proxy_finalize(s, NGX_OK); | |
1183 return; | |
1184 } | |
1185 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1186 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1187 |
6115 | 1188 if (from_upstream) { |
1189 src = pc; | |
1190 dst = c; | |
1191 b = &u->upstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1192 limit_rate = pscf->download_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1193 received = &u->received; |
6115 | 1194 |
1195 } else { | |
1196 src = c; | |
1197 dst = pc; | |
1198 b = &u->downstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1199 limit_rate = pscf->upload_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1200 received = &s->received; |
6115 | 1201 } |
1202 | |
1203 for ( ;; ) { | |
1204 | |
1205 if (do_write) { | |
1206 | |
1207 size = b->last - b->pos; | |
1208 | |
1209 if (size && dst && dst->write->ready) { | |
1210 | |
1211 n = dst->send(dst, b->pos, size); | |
1212 | |
6436 | 1213 if (n == NGX_AGAIN && dst->shared) { |
1214 /* cannot wait on a shared socket */ | |
1215 n = NGX_ERROR; | |
1216 } | |
1217 | |
6115 | 1218 if (n == NGX_ERROR) { |
6436 | 1219 if (c->type == SOCK_DGRAM && !from_upstream) { |
1220 ngx_stream_proxy_next_upstream(s); | |
1221 return; | |
1222 } | |
1223 | |
6115 | 1224 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
|
1225 return; |
6115 | 1226 } |
1227 | |
1228 if (n > 0) { | |
1229 b->pos += n; | |
1230 | |
1231 if (b->pos == b->last) { | |
1232 b->pos = b->start; | |
1233 b->last = b->start; | |
1234 } | |
1235 } | |
1236 } | |
1237 } | |
1238 | |
1239 size = b->end - b->last; | |
1240 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1241 if (size && src->read->ready && !src->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1242 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1243 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1244 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
|
1245 - *received; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1246 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1247 if (limit <= 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1248 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1249 delay = (ngx_msec_t) (- limit * 1000 / limit_rate + 1); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1250 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1251 break; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1252 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1253 |
6204
114d1f8cdcab
Stream: fixed possible integer overflow in rate limiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6203
diff
changeset
|
1254 if ((off_t) size > limit) { |
6203
fdfdcad62875
Stream: fixed MSVC compilation warning.
Roman Arutyunyan <arut@nginx.com>
parents:
6202
diff
changeset
|
1255 size = (size_t) limit; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1256 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1257 } |
6115 | 1258 |
1259 n = src->recv(src, b->last, size); | |
1260 | |
1261 if (n == NGX_AGAIN || n == 0) { | |
1262 break; | |
1263 } | |
1264 | |
1265 if (n > 0) { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1266 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1267 delay = (ngx_msec_t) (n * 1000 / limit_rate); |
6115 | 1268 |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1269 if (delay > 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1270 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1271 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1272 } |
6115 | 1273 } |
1274 | |
6436 | 1275 if (c->type == SOCK_DGRAM && ++u->responses == pscf->responses) |
1276 { | |
1277 src->read->ready = 0; | |
1278 src->read->eof = 1; | |
1279 } | |
1280 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1281 *received += n; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1282 b->last += n; |
6115 | 1283 do_write = 1; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1284 |
6115 | 1285 continue; |
1286 } | |
1287 | |
1288 if (n == NGX_ERROR) { | |
6436 | 1289 if (c->type == SOCK_DGRAM && u->received == 0) { |
1290 ngx_stream_proxy_next_upstream(s); | |
1291 return; | |
1292 } | |
1293 | |
6115 | 1294 src->read->eof = 1; |
1295 } | |
1296 } | |
1297 | |
1298 break; | |
1299 } | |
1300 | |
1301 if (src->read->eof && (b->pos == b->last || (dst && dst->read->eof))) { | |
1302 handler = c->log->handler; | |
1303 c->log->handler = NULL; | |
1304 | |
1305 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
|
1306 "%s%s disconnected" |
6115 | 1307 ", bytes from/to client:%O/%O" |
1308 ", bytes from/to upstream:%O/%O", | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
1309 src->type == SOCK_DGRAM ? "udp " : "", |
6115 | 1310 from_upstream ? "upstream" : "client", |
1311 s->received, c->sent, u->received, pc ? pc->sent : 0); | |
1312 | |
1313 c->log->handler = handler; | |
1314 | |
1315 ngx_stream_proxy_finalize(s, NGX_OK); | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1316 return; |
6115 | 1317 } |
1318 | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1319 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
|
1320 |
6436 | 1321 if (!src->shared && ngx_handle_read_event(src->read, flags) != NGX_OK) { |
6115 | 1322 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
|
1323 return; |
6115 | 1324 } |
1325 | |
1326 if (dst) { | |
6436 | 1327 if (!dst->shared && ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
6115 | 1328 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
|
1329 return; |
6115 | 1330 } |
1331 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1332 if (!c->read->delayed && !pc->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1333 ngx_add_timer(c->write, pscf->timeout); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1334 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1335 } else if (c->write->timer_set) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1336 ngx_del_timer(c->write); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1337 } |
6115 | 1338 } |
1339 } | |
1340 | |
1341 | |
1342 static void | |
1343 ngx_stream_proxy_next_upstream(ngx_stream_session_t *s) | |
1344 { | |
1345 ngx_msec_t timeout; | |
1346 ngx_connection_t *pc; | |
1347 ngx_stream_upstream_t *u; | |
1348 ngx_stream_proxy_srv_conf_t *pscf; | |
1349 | |
1350 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1351 "stream proxy next upstream"); | |
1352 | |
1353 u = s->upstream; | |
1354 | |
1355 if (u->peer.sockaddr) { | |
1356 u->peer.free(&u->peer, u->peer.data, NGX_PEER_FAILED); | |
1357 u->peer.sockaddr = NULL; | |
1358 } | |
1359 | |
1360 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1361 | |
1362 timeout = pscf->next_upstream_timeout; | |
1363 | |
1364 if (u->peer.tries == 0 | |
1365 || !pscf->next_upstream | |
1366 || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) | |
1367 { | |
1368 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
1369 return; | |
1370 } | |
1371 | |
1372 pc = u->peer.connection; | |
1373 | |
1374 if (pc) { | |
1375 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1376 "close proxy upstream connection: %d", pc->fd); | |
1377 | |
1378 #if (NGX_STREAM_SSL) | |
1379 if (pc->ssl) { | |
1380 pc->ssl->no_wait_shutdown = 1; | |
1381 pc->ssl->no_send_shutdown = 1; | |
1382 | |
1383 (void) ngx_ssl_shutdown(pc); | |
1384 } | |
1385 #endif | |
1386 | |
1387 ngx_close_connection(pc); | |
1388 u->peer.connection = NULL; | |
1389 } | |
1390 | |
1391 ngx_stream_proxy_connect(s); | |
1392 } | |
1393 | |
1394 | |
1395 static void | |
1396 ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc) | |
1397 { | |
1398 ngx_connection_t *pc; | |
1399 ngx_stream_upstream_t *u; | |
1400 | |
1401 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1402 "finalize stream proxy: %i", rc); | |
1403 | |
1404 u = s->upstream; | |
1405 | |
1406 if (u == NULL) { | |
1407 goto noupstream; | |
1408 } | |
1409 | |
1410 if (u->peer.free && u->peer.sockaddr) { | |
1411 u->peer.free(&u->peer, u->peer.data, 0); | |
1412 u->peer.sockaddr = NULL; | |
1413 } | |
1414 | |
1415 pc = u->peer.connection; | |
1416 | |
1417 if (pc) { | |
1418 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1419 "close stream proxy upstream connection: %d", pc->fd); | |
1420 | |
1421 #if (NGX_STREAM_SSL) | |
1422 if (pc->ssl) { | |
1423 pc->ssl->no_wait_shutdown = 1; | |
1424 (void) ngx_ssl_shutdown(pc); | |
1425 } | |
1426 #endif | |
1427 | |
1428 ngx_close_connection(pc); | |
1429 u->peer.connection = NULL; | |
1430 } | |
1431 | |
1432 noupstream: | |
1433 | |
1434 ngx_stream_close_connection(s->connection); | |
1435 } | |
1436 | |
1437 | |
1438 static u_char * | |
1439 ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, size_t len) | |
1440 { | |
1441 u_char *p; | |
1442 ngx_connection_t *pc; | |
1443 ngx_stream_session_t *s; | |
1444 ngx_stream_upstream_t *u; | |
1445 | |
1446 s = log->data; | |
1447 | |
1448 u = s->upstream; | |
1449 | |
1450 p = buf; | |
1451 | |
1452 if (u->peer.name) { | |
1453 p = ngx_snprintf(p, len, ", upstream: \"%V\"", u->peer.name); | |
1454 len -= p - buf; | |
1455 } | |
1456 | |
1457 pc = u->peer.connection; | |
1458 | |
1459 p = ngx_snprintf(p, len, | |
1460 ", bytes from/to client:%O/%O" | |
1461 ", bytes from/to upstream:%O/%O", | |
1462 s->received, s->connection->sent, | |
1463 u->received, pc ? pc->sent : 0); | |
1464 | |
1465 return p; | |
1466 } | |
1467 | |
1468 | |
1469 static void * | |
1470 ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf) | |
1471 { | |
1472 ngx_stream_proxy_srv_conf_t *conf; | |
1473 | |
1474 conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_proxy_srv_conf_t)); | |
1475 if (conf == NULL) { | |
1476 return NULL; | |
1477 } | |
1478 | |
1479 /* | |
1480 * set by ngx_pcalloc(): | |
1481 * | |
1482 * conf->ssl_protocols = 0; | |
1483 * conf->ssl_ciphers = { 0, NULL }; | |
1484 * conf->ssl_name = { 0, NULL }; | |
1485 * conf->ssl_trusted_certificate = { 0, NULL }; | |
1486 * conf->ssl_crl = { 0, NULL }; | |
1487 * conf->ssl_certificate = { 0, NULL }; | |
1488 * conf->ssl_certificate_key = { 0, NULL }; | |
1489 * | |
1490 * conf->ssl = NULL; | |
1491 * conf->upstream = NULL; | |
1492 */ | |
1493 | |
1494 conf->connect_timeout = NGX_CONF_UNSET_MSEC; | |
1495 conf->timeout = NGX_CONF_UNSET_MSEC; | |
1496 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>
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diff
changeset
|
1497 conf->buffer_size = NGX_CONF_UNSET_SIZE; |
6208
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Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1498 conf->upload_rate = NGX_CONF_UNSET_SIZE; |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1499 conf->download_rate = NGX_CONF_UNSET_SIZE; |
6436 | 1500 conf->responses = NGX_CONF_UNSET_UINT; |
6115 | 1501 conf->next_upstream_tries = NGX_CONF_UNSET_UINT; |
1502 conf->next_upstream = NGX_CONF_UNSET; | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1503 conf->proxy_protocol = NGX_CONF_UNSET; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1504 conf->local = NGX_CONF_UNSET_PTR; |
6115 | 1505 |
1506 #if (NGX_STREAM_SSL) | |
1507 conf->ssl_enable = NGX_CONF_UNSET; | |
1508 conf->ssl_session_reuse = NGX_CONF_UNSET; | |
1509 conf->ssl_server_name = NGX_CONF_UNSET; | |
1510 conf->ssl_verify = NGX_CONF_UNSET; | |
1511 conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; | |
1512 conf->ssl_passwords = NGX_CONF_UNSET_PTR; | |
1513 #endif | |
1514 | |
1515 return conf; | |
1516 } | |
1517 | |
1518 | |
1519 static char * | |
1520 ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
1521 { | |
1522 ngx_stream_proxy_srv_conf_t *prev = parent; | |
1523 ngx_stream_proxy_srv_conf_t *conf = child; | |
1524 | |
1525 ngx_conf_merge_msec_value(conf->connect_timeout, | |
1526 prev->connect_timeout, 60000); | |
1527 | |
1528 ngx_conf_merge_msec_value(conf->timeout, | |
1529 prev->timeout, 10 * 60000); | |
1530 | |
1531 ngx_conf_merge_msec_value(conf->next_upstream_timeout, | |
1532 prev->next_upstream_timeout, 0); | |
1533 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1534 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
|
1535 prev->buffer_size, 16384); |
6115 | 1536 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1537 ngx_conf_merge_size_value(conf->upload_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1538 prev->upload_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1539 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1540 ngx_conf_merge_size_value(conf->download_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1541 prev->download_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1542 |
6436 | 1543 ngx_conf_merge_uint_value(conf->responses, |
1544 prev->responses, NGX_MAX_INT32_VALUE); | |
1545 | |
6115 | 1546 ngx_conf_merge_uint_value(conf->next_upstream_tries, |
1547 prev->next_upstream_tries, 0); | |
1548 | |
1549 ngx_conf_merge_value(conf->next_upstream, prev->next_upstream, 1); | |
1550 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1551 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
|
1552 |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1553 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
|
1554 |
6115 | 1555 #if (NGX_STREAM_SSL) |
1556 | |
1557 ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0); | |
1558 | |
1559 ngx_conf_merge_value(conf->ssl_session_reuse, | |
1560 prev->ssl_session_reuse, 1); | |
1561 | |
1562 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
|
1563 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 |
b2899e7d0ef8
Disabled SSLv3 by default (ticket #653).
Maxim Dounin <mdounin@mdounin.ru>
parents:
6124
diff
changeset
|
1564 |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); |
6115 | 1565 |
1566 ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT"); | |
1567 | |
1568 ngx_conf_merge_str_value(conf->ssl_name, prev->ssl_name, ""); | |
1569 | |
1570 ngx_conf_merge_value(conf->ssl_server_name, prev->ssl_server_name, 0); | |
1571 | |
1572 ngx_conf_merge_value(conf->ssl_verify, prev->ssl_verify, 0); | |
1573 | |
1574 ngx_conf_merge_uint_value(conf->ssl_verify_depth, | |
1575 prev->ssl_verify_depth, 1); | |
1576 | |
1577 ngx_conf_merge_str_value(conf->ssl_trusted_certificate, | |
1578 prev->ssl_trusted_certificate, ""); | |
1579 | |
1580 ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); | |
1581 | |
1582 ngx_conf_merge_str_value(conf->ssl_certificate, | |
1583 prev->ssl_certificate, ""); | |
1584 | |
1585 ngx_conf_merge_str_value(conf->ssl_certificate_key, | |
1586 prev->ssl_certificate_key, ""); | |
1587 | |
1588 ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); | |
1589 | |
1590 if (conf->ssl_enable && ngx_stream_proxy_set_ssl(cf, conf) != NGX_OK) { | |
1591 return NGX_CONF_ERROR; | |
1592 } | |
1593 | |
1594 #endif | |
1595 | |
1596 return NGX_CONF_OK; | |
1597 } | |
1598 | |
1599 | |
1600 #if (NGX_STREAM_SSL) | |
1601 | |
1602 static ngx_int_t | |
1603 ngx_stream_proxy_set_ssl(ngx_conf_t *cf, ngx_stream_proxy_srv_conf_t *pscf) | |
1604 { | |
1605 ngx_pool_cleanup_t *cln; | |
1606 | |
1607 pscf->ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
1608 if (pscf->ssl == NULL) { | |
1609 return NGX_ERROR; | |
1610 } | |
1611 | |
1612 pscf->ssl->log = cf->log; | |
1613 | |
1614 if (ngx_ssl_create(pscf->ssl, pscf->ssl_protocols, NULL) != NGX_OK) { | |
1615 return NGX_ERROR; | |
1616 } | |
1617 | |
1618 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
1619 if (cln == NULL) { | |
1620 return NGX_ERROR; | |
1621 } | |
1622 | |
1623 cln->handler = ngx_ssl_cleanup_ctx; | |
1624 cln->data = pscf->ssl; | |
1625 | |
1626 if (pscf->ssl_certificate.len) { | |
1627 | |
1628 if (pscf->ssl_certificate_key.len == 0) { | |
1629 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1630 "no \"proxy_ssl_certificate_key\" is defined " | |
1631 "for certificate \"%V\"", &pscf->ssl_certificate); | |
1632 return NGX_ERROR; | |
1633 } | |
1634 | |
1635 if (ngx_ssl_certificate(cf, pscf->ssl, &pscf->ssl_certificate, | |
1636 &pscf->ssl_certificate_key, pscf->ssl_passwords) | |
1637 != NGX_OK) | |
1638 { | |
1639 return NGX_ERROR; | |
1640 } | |
1641 } | |
1642 | |
1643 if (SSL_CTX_set_cipher_list(pscf->ssl->ctx, | |
1644 (const char *) pscf->ssl_ciphers.data) | |
1645 == 0) | |
1646 { | |
1647 ngx_ssl_error(NGX_LOG_EMERG, cf->log, 0, | |
1648 "SSL_CTX_set_cipher_list(\"%V\") failed", | |
1649 &pscf->ssl_ciphers); | |
1650 return NGX_ERROR; | |
1651 } | |
1652 | |
1653 if (pscf->ssl_verify) { | |
1654 if (pscf->ssl_trusted_certificate.len == 0) { | |
1655 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1656 "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); | |
1657 return NGX_ERROR; | |
1658 } | |
1659 | |
1660 if (ngx_ssl_trusted_certificate(cf, pscf->ssl, | |
1661 &pscf->ssl_trusted_certificate, | |
1662 pscf->ssl_verify_depth) | |
1663 != NGX_OK) | |
1664 { | |
1665 return NGX_ERROR; | |
1666 } | |
1667 | |
1668 if (ngx_ssl_crl(cf, pscf->ssl, &pscf->ssl_crl) != NGX_OK) { | |
1669 return NGX_ERROR; | |
1670 } | |
1671 } | |
1672 | |
1673 return NGX_OK; | |
1674 } | |
1675 | |
1676 #endif | |
1677 | |
1678 | |
1679 static char * | |
1680 ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1681 { | |
1682 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
1683 | |
1684 ngx_url_t u; | |
1685 ngx_str_t *value, *url; | |
1686 ngx_stream_core_srv_conf_t *cscf; | |
1687 | |
1688 if (pscf->upstream) { | |
1689 return "is duplicate"; | |
1690 } | |
1691 | |
1692 cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); | |
1693 | |
1694 cscf->handler = ngx_stream_proxy_handler; | |
1695 | |
1696 value = cf->args->elts; | |
1697 | |
1698 url = &value[1]; | |
1699 | |
1700 ngx_memzero(&u, sizeof(ngx_url_t)); | |
1701 | |
1702 u.url = *url; | |
1703 u.no_resolve = 1; | |
1704 | |
1705 pscf->upstream = ngx_stream_upstream_add(cf, &u, 0); | |
1706 if (pscf->upstream == NULL) { | |
1707 return NGX_CONF_ERROR; | |
1708 } | |
1709 | |
1710 return NGX_CONF_OK; | |
1711 } | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1712 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1713 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1714 static char * |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1715 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
|
1716 { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1717 ngx_stream_proxy_srv_conf_t *pscf = conf; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1718 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1719 ngx_int_t rc; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1720 ngx_str_t *value; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1721 ngx_stream_upstream_local_t *local; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1722 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1723 if (pscf->local != NGX_CONF_UNSET_PTR) { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1724 return "is duplicate"; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1725 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1726 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1727 value = cf->args->elts; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1728 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1729 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
|
1730 pscf->local = NULL; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1731 return NGX_CONF_OK; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1732 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1733 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1734 local = ngx_palloc(cf->pool, sizeof(ngx_stream_upstream_local_t)); |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
1735 if (local == NULL) { |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1736 return NGX_CONF_ERROR; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1737 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1738 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
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1739 pscf->local = local; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
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1740 |
6530
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1741 if (ngx_strcmp(value[1].data, "$remote_addr") != 0) { |
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1742 local->addr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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1743 if (local->addr == NULL) { |
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parents:
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1744 return NGX_CONF_ERROR; |
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Roman Arutyunyan <arut@nginx.com>
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1745 } |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
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1746 |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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1747 rc = ngx_parse_addr(cf->pool, local->addr, value[1].data, value[1].len); |
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1748 |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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1749 switch (rc) { |
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1750 case NGX_OK: |
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parents:
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1751 local->addr->name = value[1]; |
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1752 break; |
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1753 |
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1754 case NGX_DECLINED: |
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1755 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1756 "invalid address \"%V\"", &value[1]); |
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1757 /* fall through */ |
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1758 |
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parents:
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1759 default: |
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|
1760 return NGX_CONF_ERROR; |
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1761 } |
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1762 } |
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1763 |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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1764 if (cf->args->nelts > 2) { |
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1765 if (ngx_strcmp(value[2].data, "transparent") == 0) { |
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|
1766 #if (NGX_HAVE_TRANSPARENT_PROXY) |
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1767 local->transparent = 1; |
6183
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1768 |
6530
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1769 #else |
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1770 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1771 "transparent proxying is not supported " |
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|
1772 "on this platform, ignored"); |
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1773 #endif |
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1774 } else { |
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|
1775 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
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1776 "invalid parameter \"%V\"", &value[2]); |
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Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
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|
1777 return NGX_CONF_ERROR; |
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Upstream: the "transparent" parameter of proxy_bind and friends.
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|
1778 } |
6183
4dcffe43a7ea
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Vladimir Homutov <vl@nginx.com>
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|
1779 } |
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Roman Arutyunyan <arut@nginx.com>
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|
1780 |
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diff
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|
1781 return NGX_CONF_OK; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1782 } |