Mercurial > hg > nginx
annotate src/stream/ngx_stream_proxy_module.c @ 6670:c6372a40c2a7
Stream: the $protocol variable.
The variable keeps protocol used by the client, "TCP" or "UDP".
author | Vladimir Homutov <vl@nginx.com> |
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date | Fri, 26 Aug 2016 15:33:07 +0300 |
parents | d43ee392e825 |
children | 38143d1abdec |
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 ngx_stream_complex_value_t *value; |
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16 #if (NGX_HAVE_TRANSPARENT_PROXY) |
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17 ngx_uint_t transparent; /* unsigned transparent:1; */ |
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18 #endif |
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19 } ngx_stream_upstream_local_t; |
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20 |
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21 |
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22 typedef struct { |
6115 | 23 ngx_msec_t connect_timeout; |
24 ngx_msec_t timeout; | |
25 ngx_msec_t next_upstream_timeout; | |
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26 size_t buffer_size; |
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27 size_t upload_rate; |
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28 size_t download_rate; |
6436 | 29 ngx_uint_t responses; |
6115 | 30 ngx_uint_t next_upstream_tries; |
31 ngx_flag_t next_upstream; | |
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32 ngx_flag_t proxy_protocol; |
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33 ngx_stream_upstream_local_t *local; |
6115 | 34 |
35 #if (NGX_STREAM_SSL) | |
36 ngx_flag_t ssl_enable; | |
37 ngx_flag_t ssl_session_reuse; | |
38 ngx_uint_t ssl_protocols; | |
39 ngx_str_t ssl_ciphers; | |
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40 ngx_stream_complex_value_t *ssl_name; |
6115 | 41 ngx_flag_t ssl_server_name; |
42 | |
43 ngx_flag_t ssl_verify; | |
44 ngx_uint_t ssl_verify_depth; | |
45 ngx_str_t ssl_trusted_certificate; | |
46 ngx_str_t ssl_crl; | |
47 ngx_str_t ssl_certificate; | |
48 ngx_str_t ssl_certificate_key; | |
49 ngx_array_t *ssl_passwords; | |
50 | |
51 ngx_ssl_t *ssl; | |
52 #endif | |
53 | |
54 ngx_stream_upstream_srv_conf_t *upstream; | |
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55 ngx_stream_complex_value_t *upstream_value; |
6115 | 56 } ngx_stream_proxy_srv_conf_t; |
57 | |
58 | |
59 static void ngx_stream_proxy_handler(ngx_stream_session_t *s); | |
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60 static ngx_int_t ngx_stream_proxy_eval(ngx_stream_session_t *s, |
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61 ngx_stream_proxy_srv_conf_t *pscf); |
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62 static ngx_int_t ngx_stream_proxy_set_local(ngx_stream_session_t *s, |
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63 ngx_stream_upstream_t *u, ngx_stream_upstream_local_t *local); |
6115 | 64 static void ngx_stream_proxy_connect(ngx_stream_session_t *s); |
65 static void ngx_stream_proxy_init_upstream(ngx_stream_session_t *s); | |
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66 static void ngx_stream_proxy_resolve_handler(ngx_resolver_ctx_t *ctx); |
6115 | 67 static void ngx_stream_proxy_upstream_handler(ngx_event_t *ev); |
68 static void ngx_stream_proxy_downstream_handler(ngx_event_t *ev); | |
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69 static void ngx_stream_proxy_process_connection(ngx_event_t *ev, |
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70 ngx_uint_t from_upstream); |
6115 | 71 static void ngx_stream_proxy_connect_handler(ngx_event_t *ev); |
72 static ngx_int_t ngx_stream_proxy_test_connect(ngx_connection_t *c); | |
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73 static void ngx_stream_proxy_process(ngx_stream_session_t *s, |
6115 | 74 ngx_uint_t from_upstream, ngx_uint_t do_write); |
75 static void ngx_stream_proxy_next_upstream(ngx_stream_session_t *s); | |
76 static void ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc); | |
77 static u_char *ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, | |
78 size_t len); | |
79 | |
80 static void *ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf); | |
81 static char *ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, | |
82 void *child); | |
83 static char *ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, | |
84 void *conf); | |
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85 static char *ngx_stream_proxy_bind(ngx_conf_t *cf, ngx_command_t *cmd, |
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86 void *conf); |
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87 static ngx_int_t ngx_stream_proxy_send_proxy_protocol(ngx_stream_session_t *s); |
6115 | 88 |
89 #if (NGX_STREAM_SSL) | |
90 | |
91 static char *ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, | |
92 ngx_command_t *cmd, void *conf); | |
93 static void ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s); | |
94 static void ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc); | |
95 static ngx_int_t ngx_stream_proxy_ssl_name(ngx_stream_session_t *s); | |
96 static ngx_int_t ngx_stream_proxy_set_ssl(ngx_conf_t *cf, | |
97 ngx_stream_proxy_srv_conf_t *pscf); | |
98 | |
99 | |
100 static ngx_conf_bitmask_t ngx_stream_proxy_ssl_protocols[] = { | |
101 { ngx_string("SSLv2"), NGX_SSL_SSLv2 }, | |
102 { ngx_string("SSLv3"), NGX_SSL_SSLv3 }, | |
103 { ngx_string("TLSv1"), NGX_SSL_TLSv1 }, | |
104 { ngx_string("TLSv1.1"), NGX_SSL_TLSv1_1 }, | |
105 { ngx_string("TLSv1.2"), NGX_SSL_TLSv1_2 }, | |
106 { ngx_null_string, 0 } | |
107 }; | |
108 | |
109 #endif | |
110 | |
111 | |
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112 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_downstream_buffer = { |
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113 ngx_conf_deprecated, "proxy_downstream_buffer", "proxy_buffer_size" |
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114 }; |
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115 |
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116 static ngx_conf_deprecated_t ngx_conf_deprecated_proxy_upstream_buffer = { |
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117 ngx_conf_deprecated, "proxy_upstream_buffer", "proxy_buffer_size" |
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118 }; |
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119 |
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120 |
6115 | 121 static ngx_command_t ngx_stream_proxy_commands[] = { |
122 | |
123 { ngx_string("proxy_pass"), | |
124 NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
125 ngx_stream_proxy_pass, | |
126 NGX_STREAM_SRV_CONF_OFFSET, | |
127 0, | |
128 NULL }, | |
129 | |
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130 { ngx_string("proxy_bind"), |
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131 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE12, |
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132 ngx_stream_proxy_bind, |
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133 NGX_STREAM_SRV_CONF_OFFSET, |
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134 0, |
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135 NULL }, |
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136 |
6115 | 137 { ngx_string("proxy_connect_timeout"), |
138 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
139 ngx_conf_set_msec_slot, | |
140 NGX_STREAM_SRV_CONF_OFFSET, | |
141 offsetof(ngx_stream_proxy_srv_conf_t, connect_timeout), | |
142 NULL }, | |
143 | |
144 { ngx_string("proxy_timeout"), | |
145 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
146 ngx_conf_set_msec_slot, | |
147 NGX_STREAM_SRV_CONF_OFFSET, | |
148 offsetof(ngx_stream_proxy_srv_conf_t, timeout), | |
149 NULL }, | |
150 | |
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151 { ngx_string("proxy_buffer_size"), |
6115 | 152 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
153 ngx_conf_set_size_slot, | |
154 NGX_STREAM_SRV_CONF_OFFSET, | |
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155 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
6115 | 156 NULL }, |
157 | |
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158 { ngx_string("proxy_downstream_buffer"), |
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159 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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160 ngx_conf_set_size_slot, |
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161 NGX_STREAM_SRV_CONF_OFFSET, |
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162 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
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163 &ngx_conf_deprecated_proxy_downstream_buffer }, |
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164 |
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165 { ngx_string("proxy_upstream_buffer"), |
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166 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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167 ngx_conf_set_size_slot, |
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168 NGX_STREAM_SRV_CONF_OFFSET, |
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169 offsetof(ngx_stream_proxy_srv_conf_t, buffer_size), |
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170 &ngx_conf_deprecated_proxy_upstream_buffer }, |
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171 |
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172 { ngx_string("proxy_upload_rate"), |
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173 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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174 ngx_conf_set_size_slot, |
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175 NGX_STREAM_SRV_CONF_OFFSET, |
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176 offsetof(ngx_stream_proxy_srv_conf_t, upload_rate), |
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177 NULL }, |
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178 |
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179 { ngx_string("proxy_download_rate"), |
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180 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, |
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181 ngx_conf_set_size_slot, |
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182 NGX_STREAM_SRV_CONF_OFFSET, |
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183 offsetof(ngx_stream_proxy_srv_conf_t, download_rate), |
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184 NULL }, |
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185 |
6436 | 186 { ngx_string("proxy_responses"), |
187 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
188 ngx_conf_set_num_slot, | |
189 NGX_STREAM_SRV_CONF_OFFSET, | |
190 offsetof(ngx_stream_proxy_srv_conf_t, responses), | |
191 NULL }, | |
192 | |
6115 | 193 { ngx_string("proxy_next_upstream"), |
194 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
195 ngx_conf_set_flag_slot, | |
196 NGX_STREAM_SRV_CONF_OFFSET, | |
197 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream), | |
198 NULL }, | |
199 | |
200 { ngx_string("proxy_next_upstream_tries"), | |
201 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
202 ngx_conf_set_num_slot, | |
203 NGX_STREAM_SRV_CONF_OFFSET, | |
204 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_tries), | |
205 NULL }, | |
206 | |
207 { ngx_string("proxy_next_upstream_timeout"), | |
208 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
209 ngx_conf_set_msec_slot, | |
210 NGX_STREAM_SRV_CONF_OFFSET, | |
211 offsetof(ngx_stream_proxy_srv_conf_t, next_upstream_timeout), | |
212 NULL }, | |
213 | |
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214 { ngx_string("proxy_protocol"), |
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215 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, |
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216 ngx_conf_set_flag_slot, |
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217 NGX_STREAM_SRV_CONF_OFFSET, |
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218 offsetof(ngx_stream_proxy_srv_conf_t, proxy_protocol), |
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219 NULL }, |
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220 |
6115 | 221 #if (NGX_STREAM_SSL) |
222 | |
223 { ngx_string("proxy_ssl"), | |
224 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
225 ngx_conf_set_flag_slot, | |
226 NGX_STREAM_SRV_CONF_OFFSET, | |
227 offsetof(ngx_stream_proxy_srv_conf_t, ssl_enable), | |
228 NULL }, | |
229 | |
230 { ngx_string("proxy_ssl_session_reuse"), | |
231 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
232 ngx_conf_set_flag_slot, | |
233 NGX_STREAM_SRV_CONF_OFFSET, | |
234 offsetof(ngx_stream_proxy_srv_conf_t, ssl_session_reuse), | |
235 NULL }, | |
236 | |
237 { ngx_string("proxy_ssl_protocols"), | |
238 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_1MORE, | |
239 ngx_conf_set_bitmask_slot, | |
240 NGX_STREAM_SRV_CONF_OFFSET, | |
241 offsetof(ngx_stream_proxy_srv_conf_t, ssl_protocols), | |
242 &ngx_stream_proxy_ssl_protocols }, | |
243 | |
244 { ngx_string("proxy_ssl_ciphers"), | |
245 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
246 ngx_conf_set_str_slot, | |
247 NGX_STREAM_SRV_CONF_OFFSET, | |
248 offsetof(ngx_stream_proxy_srv_conf_t, ssl_ciphers), | |
249 NULL }, | |
250 | |
251 { ngx_string("proxy_ssl_name"), | |
252 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
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253 ngx_stream_set_complex_value_slot, |
6115 | 254 NGX_STREAM_SRV_CONF_OFFSET, |
255 offsetof(ngx_stream_proxy_srv_conf_t, ssl_name), | |
256 NULL }, | |
257 | |
258 { ngx_string("proxy_ssl_server_name"), | |
259 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
260 ngx_conf_set_flag_slot, | |
261 NGX_STREAM_SRV_CONF_OFFSET, | |
262 offsetof(ngx_stream_proxy_srv_conf_t, ssl_server_name), | |
263 NULL }, | |
264 | |
265 { ngx_string("proxy_ssl_verify"), | |
266 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_FLAG, | |
267 ngx_conf_set_flag_slot, | |
268 NGX_STREAM_SRV_CONF_OFFSET, | |
269 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify), | |
270 NULL }, | |
271 | |
272 { ngx_string("proxy_ssl_verify_depth"), | |
273 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
274 ngx_conf_set_num_slot, | |
275 NGX_STREAM_SRV_CONF_OFFSET, | |
276 offsetof(ngx_stream_proxy_srv_conf_t, ssl_verify_depth), | |
277 NULL }, | |
278 | |
279 { ngx_string("proxy_ssl_trusted_certificate"), | |
280 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
281 ngx_conf_set_str_slot, | |
282 NGX_STREAM_SRV_CONF_OFFSET, | |
283 offsetof(ngx_stream_proxy_srv_conf_t, ssl_trusted_certificate), | |
284 NULL }, | |
285 | |
286 { ngx_string("proxy_ssl_crl"), | |
287 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
288 ngx_conf_set_str_slot, | |
289 NGX_STREAM_SRV_CONF_OFFSET, | |
290 offsetof(ngx_stream_proxy_srv_conf_t, ssl_crl), | |
291 NULL }, | |
292 | |
293 { ngx_string("proxy_ssl_certificate"), | |
294 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
295 ngx_conf_set_str_slot, | |
296 NGX_STREAM_SRV_CONF_OFFSET, | |
297 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate), | |
298 NULL }, | |
299 | |
300 { ngx_string("proxy_ssl_certificate_key"), | |
301 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
302 ngx_conf_set_str_slot, | |
303 NGX_STREAM_SRV_CONF_OFFSET, | |
304 offsetof(ngx_stream_proxy_srv_conf_t, ssl_certificate_key), | |
305 NULL }, | |
306 | |
307 { ngx_string("proxy_ssl_password_file"), | |
308 NGX_STREAM_MAIN_CONF|NGX_STREAM_SRV_CONF|NGX_CONF_TAKE1, | |
309 ngx_stream_proxy_ssl_password_file, | |
310 NGX_STREAM_SRV_CONF_OFFSET, | |
311 0, | |
312 NULL }, | |
313 | |
314 #endif | |
315 | |
316 ngx_null_command | |
317 }; | |
318 | |
319 | |
320 static ngx_stream_module_t ngx_stream_proxy_module_ctx = { | |
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321 NULL, /* preconfiguration */ |
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322 NULL, /* postconfiguration */ |
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323 |
6115 | 324 NULL, /* create main configuration */ |
325 NULL, /* init main configuration */ | |
326 | |
327 ngx_stream_proxy_create_srv_conf, /* create server configuration */ | |
328 ngx_stream_proxy_merge_srv_conf /* merge server configuration */ | |
329 }; | |
330 | |
331 | |
332 ngx_module_t ngx_stream_proxy_module = { | |
333 NGX_MODULE_V1, | |
334 &ngx_stream_proxy_module_ctx, /* module context */ | |
335 ngx_stream_proxy_commands, /* module directives */ | |
336 NGX_STREAM_MODULE, /* module type */ | |
337 NULL, /* init master */ | |
338 NULL, /* init module */ | |
339 NULL, /* init process */ | |
340 NULL, /* init thread */ | |
341 NULL, /* exit thread */ | |
342 NULL, /* exit process */ | |
343 NULL, /* exit master */ | |
344 NGX_MODULE_V1_PADDING | |
345 }; | |
346 | |
347 | |
348 static void | |
349 ngx_stream_proxy_handler(ngx_stream_session_t *s) | |
350 { | |
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351 u_char *p; |
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352 ngx_str_t *host; |
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353 ngx_uint_t i; |
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354 ngx_connection_t *c; |
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355 ngx_resolver_ctx_t *ctx, temp; |
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356 ngx_stream_upstream_t *u; |
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357 ngx_stream_core_srv_conf_t *cscf; |
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358 ngx_stream_proxy_srv_conf_t *pscf; |
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359 ngx_stream_upstream_srv_conf_t *uscf, **uscfp; |
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360 ngx_stream_upstream_main_conf_t *umcf; |
6115 | 361 |
362 c = s->connection; | |
363 | |
364 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
365 | |
366 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
367 "proxy connection handler"); | |
368 | |
369 u = ngx_pcalloc(c->pool, sizeof(ngx_stream_upstream_t)); | |
370 if (u == NULL) { | |
371 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
372 return; | |
373 } | |
374 | |
375 s->upstream = u; | |
376 | |
377 s->log_handler = ngx_stream_proxy_log_error; | |
378 | |
379 u->peer.log = c->log; | |
380 u->peer.log_error = NGX_ERROR_ERR; | |
381 | |
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382 if (ngx_stream_proxy_set_local(s, u, pscf->local) != NGX_OK) { |
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383 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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384 return; |
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385 } |
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386 |
6436 | 387 u->peer.type = c->type; |
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388 |
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389 u->proxy_protocol = pscf->proxy_protocol; |
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390 u->start_sec = ngx_time(); |
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391 |
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392 c->write->handler = ngx_stream_proxy_downstream_handler; |
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393 c->read->handler = ngx_stream_proxy_downstream_handler; |
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394 |
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395 if (c->type == SOCK_STREAM) { |
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396 p = ngx_pnalloc(c->pool, pscf->buffer_size); |
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397 if (p == NULL) { |
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398 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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399 return; |
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400 } |
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401 |
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402 u->downstream_buf.start = p; |
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403 u->downstream_buf.end = p + pscf->buffer_size; |
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404 u->downstream_buf.pos = p; |
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405 u->downstream_buf.last = p; |
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406 |
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407 if (u->proxy_protocol |
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408 #if (NGX_STREAM_SSL) |
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409 && pscf->ssl == NULL |
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410 #endif |
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411 && pscf->buffer_size >= NGX_PROXY_PROTOCOL_MAX_HEADER) |
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412 { |
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413 /* optimization for a typical case */ |
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414 |
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415 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, |
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416 "stream proxy send PROXY protocol header"); |
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417 |
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418 p = ngx_proxy_protocol_write(c, u->downstream_buf.last, |
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419 u->downstream_buf.end); |
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420 if (p == NULL) { |
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421 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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422 return; |
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423 } |
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424 |
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425 u->downstream_buf.last = p; |
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426 u->proxy_protocol = 0; |
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427 } |
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428 |
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429 if (c->read->ready) { |
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430 ngx_post_event(c->read, &ngx_posted_events); |
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431 } |
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432 } |
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433 |
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434 if (pscf->upstream_value) { |
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435 if (ngx_stream_proxy_eval(s, pscf) != NGX_OK) { |
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436 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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437 return; |
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438 } |
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439 } |
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440 |
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441 if (u->resolved == NULL) { |
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|
442 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
443 uscf = pscf->upstream; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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444 |
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445 } else { |
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446 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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447 #if (NGX_STREAM_SSL) |
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448 u->ssl_name = u->resolved->host; |
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449 #endif |
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450 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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451 host = &u->resolved->host; |
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452 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
453 if (u->resolved->sockaddr) { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
454 |
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455 if (u->resolved->port == 0 |
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|
456 && u->resolved->sockaddr->sa_family != AF_UNIX) |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
457 { |
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458 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
459 "no port in upstream \"%V\"", host); |
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460 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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461 return; |
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462 } |
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|
463 |
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464 if (ngx_stream_upstream_create_round_robin_peer(s, u->resolved) |
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465 != NGX_OK) |
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466 { |
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|
467 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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468 return; |
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469 } |
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470 |
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471 ngx_stream_proxy_connect(s); |
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472 |
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473 return; |
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474 } |
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475 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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476 umcf = ngx_stream_get_module_main_conf(s, ngx_stream_upstream_module); |
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|
477 |
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478 uscfp = umcf->upstreams.elts; |
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479 |
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480 for (i = 0; i < umcf->upstreams.nelts; i++) { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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481 |
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482 uscf = uscfp[i]; |
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483 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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484 if (uscf->host.len == host->len |
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485 && ((uscf->port == 0 && u->resolved->no_port) |
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486 || uscf->port == u->resolved->port) |
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487 && ngx_strncasecmp(uscf->host.data, host->data, host->len) == 0) |
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|
488 { |
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489 goto found; |
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|
490 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
491 } |
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|
492 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
493 if (u->resolved->port == 0) { |
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|
494 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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|
495 "no port in upstream \"%V\"", host); |
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496 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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497 return; |
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498 } |
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|
499 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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500 temp.name = *host; |
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501 |
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502 cscf = ngx_stream_get_module_srv_conf(s, ngx_stream_core_module); |
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503 |
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504 ctx = ngx_resolve_start(cscf->resolver, &temp); |
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505 if (ctx == NULL) { |
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|
506 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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507 return; |
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|
508 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
509 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
510 if (ctx == NGX_NO_RESOLVER) { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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511 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
512 "no resolver defined to resolve %V", host); |
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Stream: variables in proxy_pass and proxy_ssl_name.
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513 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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Stream: variables in proxy_pass and proxy_ssl_name.
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514 return; |
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|
515 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
516 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
517 ctx->name = *host; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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518 ctx->handler = ngx_stream_proxy_resolve_handler; |
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519 ctx->data = s; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
520 ctx->timeout = cscf->resolver_timeout; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
521 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
522 u->resolved->ctx = ctx; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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523 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
524 if (ngx_resolve_name(ctx) != NGX_OK) { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
525 u->resolved->ctx = NULL; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
526 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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Stream: variables in proxy_pass and proxy_ssl_name.
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527 return; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
528 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
529 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
530 return; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
531 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
532 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
533 found: |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
534 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
535 if (uscf == NULL) { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
536 ngx_log_error(NGX_LOG_ALERT, c->log, 0, "no upstream configuration"); |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
537 ngx_stream_proxy_finalize(s, NGX_ERROR); |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
538 return; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
539 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
540 |
6648
d43ee392e825
Stream: fixed build without stream_ssl_module (ticket #1032).
Vladimir Homutov <vl@nginx.com>
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6643
diff
changeset
|
541 #if (NGX_STREAM_SSL) |
6643
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
542 u->ssl_name = uscf->host; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
543 #endif |
6115 | 544 |
545 if (uscf->peer.init(s, uscf) != NGX_OK) { | |
546 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
547 return; | |
548 } | |
549 | |
550 u->peer.start_time = ngx_current_msec; | |
551 | |
552 if (pscf->next_upstream_tries | |
553 && u->peer.tries > pscf->next_upstream_tries) | |
554 { | |
555 u->peer.tries = pscf->next_upstream_tries; | |
556 } | |
557 | |
6643
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
558 ngx_stream_proxy_connect(s); |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
559 } |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
560 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
561 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
562 static ngx_int_t |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
563 ngx_stream_proxy_eval(ngx_stream_session_t *s, |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
564 ngx_stream_proxy_srv_conf_t *pscf) |
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Stream: variables in proxy_pass and proxy_ssl_name.
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|
565 { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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diff
changeset
|
566 ngx_str_t host; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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diff
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|
567 ngx_url_t url; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
568 ngx_stream_upstream_t *u; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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diff
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|
569 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
570 if (ngx_stream_complex_value(s, pscf->upstream_value, &host) != NGX_OK) { |
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Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
571 return NGX_ERROR; |
6115 | 572 } |
573 | |
6643
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Stream: variables in proxy_pass and proxy_ssl_name.
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diff
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|
574 ngx_memzero(&url, sizeof(ngx_url_t)); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
575 |
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Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
576 url.url = host; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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6610
diff
changeset
|
577 url.no_resolve = 1; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
578 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
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6610
diff
changeset
|
579 if (ngx_parse_url(s->connection->pool, &url) != NGX_OK) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
580 if (url.err) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
581 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
582 "%s in upstream \"%V\"", url.err, &url.url); |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
583 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
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diff
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|
584 |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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diff
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|
585 return NGX_ERROR; |
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Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
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|
586 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
587 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
588 u = s->upstream; |
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Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
589 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
590 u->resolved = ngx_pcalloc(s->connection->pool, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
591 sizeof(ngx_stream_upstream_resolved_t)); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
592 if (u->resolved == NULL) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
593 return NGX_ERROR; |
6184
fa663739e115
Stream: client-side PROXY protocol.
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6183
diff
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|
594 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
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6183
diff
changeset
|
595 |
6643
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Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
596 if (url.addrs && url.addrs[0].sockaddr) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
597 u->resolved->sockaddr = url.addrs[0].sockaddr; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
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parents:
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diff
changeset
|
598 u->resolved->socklen = url.addrs[0].socklen; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
599 u->resolved->naddrs = 1; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
600 u->resolved->host = url.addrs[0].name; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
601 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
602 } else { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
603 u->resolved->host = url.host; |
6115 | 604 } |
605 | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
606 u->resolved->port = url.port; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
607 u->resolved->no_port = url.no_port; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
608 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
609 return NGX_OK; |
6115 | 610 } |
611 | |
612 | |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
613 static ngx_int_t |
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Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
614 ngx_stream_proxy_set_local(ngx_stream_session_t *s, ngx_stream_upstream_t *u, |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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6461
diff
changeset
|
615 ngx_stream_upstream_local_t *local) |
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Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
616 { |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
617 ngx_int_t rc; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
618 ngx_str_t val; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
619 ngx_addr_t *addr; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
620 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
621 if (local == NULL) { |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
622 u->peer.local = NULL; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
623 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
624 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
625 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
626 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
627 u->peer.transparent = local->transparent; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
628 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
629 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
630 if (local->value == NULL) { |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
631 u->peer.local = local->addr; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
632 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
633 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
634 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
635 if (ngx_stream_complex_value(s, local->value, &val) != NGX_OK) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
636 return NGX_ERROR; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
637 } |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
638 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
639 if (val.len == 0) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
640 return NGX_OK; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
641 } |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
642 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
643 addr = ngx_palloc(s->connection->pool, sizeof(ngx_addr_t)); |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
644 if (addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
645 return NGX_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
646 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
647 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
648 rc = ngx_parse_addr_port(s->connection->pool, addr, val.data, val.len); |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
649 if (rc == NGX_ERROR) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
650 return NGX_ERROR; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
651 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
652 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
653 if (rc != NGX_OK) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
654 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
655 "invalid local address \"%V\"", &val); |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
656 return NGX_OK; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
657 } |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
658 |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
659 addr->name = val; |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
660 u->peer.local = addr; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
661 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
662 return NGX_OK; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
663 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
664 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
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parents:
6461
diff
changeset
|
665 |
6115 | 666 static void |
667 ngx_stream_proxy_connect(ngx_stream_session_t *s) | |
668 { | |
669 ngx_int_t rc; | |
670 ngx_connection_t *c, *pc; | |
671 ngx_stream_upstream_t *u; | |
672 ngx_stream_proxy_srv_conf_t *pscf; | |
673 | |
674 c = s->connection; | |
675 | |
676 c->log->action = "connecting to upstream"; | |
677 | |
678 u = s->upstream; | |
679 | |
680 rc = ngx_event_connect_peer(&u->peer); | |
681 | |
682 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, c->log, 0, "proxy connect: %i", rc); | |
683 | |
684 if (rc == NGX_ERROR) { | |
685 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
686 return; | |
687 } | |
688 | |
689 if (rc == NGX_BUSY) { | |
690 ngx_log_error(NGX_LOG_ERR, c->log, 0, "no live upstreams"); | |
691 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
692 return; | |
693 } | |
694 | |
695 if (rc == NGX_DECLINED) { | |
696 ngx_stream_proxy_next_upstream(s); | |
697 return; | |
698 } | |
699 | |
700 /* rc == NGX_OK || rc == NGX_AGAIN || rc == NGX_DONE */ | |
701 | |
702 pc = u->peer.connection; | |
703 | |
704 pc->data = s; | |
705 pc->log = c->log; | |
706 pc->pool = c->pool; | |
707 pc->read->log = c->log; | |
708 pc->write->log = c->log; | |
709 | |
710 if (rc != NGX_AGAIN) { | |
711 ngx_stream_proxy_init_upstream(s); | |
712 return; | |
713 } | |
714 | |
715 pc->read->handler = ngx_stream_proxy_connect_handler; | |
716 pc->write->handler = ngx_stream_proxy_connect_handler; | |
717 | |
6393
70e6e1f12dee
Stream: initialize variable right before using it.
Roman Arutyunyan <arut@nginx.com>
parents:
6392
diff
changeset
|
718 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
|
719 |
6115 | 720 ngx_add_timer(pc->write, pscf->connect_timeout); |
721 } | |
722 | |
723 | |
724 static void | |
725 ngx_stream_proxy_init_upstream(ngx_stream_session_t *s) | |
726 { | |
6222 | 727 int tcp_nodelay; |
6115 | 728 u_char *p; |
729 ngx_connection_t *c, *pc; | |
730 ngx_log_handler_pt handler; | |
731 ngx_stream_upstream_t *u; | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
732 ngx_stream_core_srv_conf_t *cscf; |
6115 | 733 ngx_stream_proxy_srv_conf_t *pscf; |
734 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
735 u = s->upstream; |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
736 pc = u->peer.connection; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
737 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
738 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
|
739 |
6436 | 740 if (pc->type == SOCK_STREAM |
741 && cscf->tcp_nodelay | |
742 && pc->tcp_nodelay == NGX_TCP_NODELAY_UNSET) | |
743 { | |
6221
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
744 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
|
745 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
746 tcp_nodelay = 1; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
747 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
748 if (setsockopt(pc->fd, IPPROTO_TCP, TCP_NODELAY, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
749 (const void *) &tcp_nodelay, sizeof(int)) == -1) |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
750 { |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
751 ngx_connection_error(pc, ngx_socket_errno, |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
752 "setsockopt(TCP_NODELAY) failed"); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
753 ngx_stream_proxy_next_upstream(s); |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
754 return; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
755 } |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
756 |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
757 pc->tcp_nodelay = NGX_TCP_NODELAY_SET; |
7565e056fad6
Stream: the "tcp_nodelay" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6217
diff
changeset
|
758 } |
6115 | 759 |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
760 if (u->proxy_protocol) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
761 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
|
762 return; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
763 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
764 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
765 u->proxy_protocol = 0; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
766 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
767 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
768 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
6115 | 769 |
770 #if (NGX_STREAM_SSL) | |
6436 | 771 if (pc->type == SOCK_STREAM && pscf->ssl && pc->ssl == NULL) { |
6115 | 772 ngx_stream_proxy_ssl_init_connection(s); |
773 return; | |
774 } | |
775 #endif | |
776 | |
777 c = s->connection; | |
778 | |
779 if (c->log->log_level >= NGX_LOG_INFO) { | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
780 ngx_str_t str; |
6115 | 781 u_char addr[NGX_SOCKADDR_STRLEN]; |
782 | |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
783 str.len = NGX_SOCKADDR_STRLEN; |
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
784 str.data = addr; |
6115 | 785 |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
786 if (ngx_connection_local_sockaddr(pc, &str, 1) == NGX_OK) { |
6115 | 787 handler = c->log->handler; |
788 c->log->handler = NULL; | |
789 | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
790 ngx_log_error(NGX_LOG_INFO, c->log, 0, |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
791 "%sproxy %V connected to %V", |
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
792 pc->type == SOCK_DGRAM ? "udp " : "", |
6230
2a621245f4cf
Win32: MSVC 2015 compatibility.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6222
diff
changeset
|
793 &str, u->peer.name); |
6115 | 794 |
795 c->log->handler = handler; | |
796 } | |
797 } | |
798 | |
799 c->log->action = "proxying connection"; | |
800 | |
6436 | 801 if (u->upstream_buf.start == NULL) { |
802 p = ngx_pnalloc(c->pool, pscf->buffer_size); | |
803 if (p == NULL) { | |
804 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
805 return; | |
806 } | |
807 | |
808 u->upstream_buf.start = p; | |
809 u->upstream_buf.end = p + pscf->buffer_size; | |
810 u->upstream_buf.pos = p; | |
811 u->upstream_buf.last = p; | |
6115 | 812 } |
813 | |
6436 | 814 if (c->type == SOCK_DGRAM) { |
815 s->received = c->buffer->last - c->buffer->pos; | |
816 u->downstream_buf = *c->buffer; | |
817 | |
818 if (pscf->responses == 0) { | |
819 pc->read->ready = 0; | |
820 pc->read->eof = 1; | |
821 } | |
822 } | |
6115 | 823 |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
824 u->connected = 1; |
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
825 |
6115 | 826 pc->read->handler = ngx_stream_proxy_upstream_handler; |
827 pc->write->handler = ngx_stream_proxy_upstream_handler; | |
828 | |
6436 | 829 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
|
830 ngx_post_event(pc->read, &ngx_posted_events); |
6115 | 831 } |
832 | |
833 ngx_stream_proxy_process(s, 0, 1); | |
834 } | |
835 | |
836 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
837 static ngx_int_t |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
838 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
|
839 { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
840 u_char *p; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
841 ssize_t n, size; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
842 ngx_connection_t *c, *pc; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
843 ngx_stream_upstream_t *u; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
844 ngx_stream_proxy_srv_conf_t *pscf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
845 u_char buf[NGX_PROXY_PROTOCOL_MAX_HEADER]; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
846 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
847 c = s->connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
848 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
849 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
|
850 "stream proxy send PROXY protocol header"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
851 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
852 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
|
853 if (p == NULL) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
854 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
855 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
856 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
857 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
858 u = s->upstream; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
859 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
860 pc = u->peer.connection; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
861 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
862 size = p - buf; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
863 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
864 n = pc->send(pc, buf, size); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
865 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
866 if (n == NGX_AGAIN) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
867 if (ngx_handle_write_event(pc->write, 0) != NGX_OK) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
868 ngx_stream_proxy_finalize(s, NGX_ERROR); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
869 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
870 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
871 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
872 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
873 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
874 ngx_add_timer(pc->write, pscf->timeout); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
875 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
876 pc->write->handler = ngx_stream_proxy_connect_handler; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
877 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
878 return NGX_AGAIN; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
879 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
880 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
881 if (n == NGX_ERROR) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
882 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
883 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
884 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
885 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
886 if (n != size) { |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
887 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
888 /* |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
889 * PROXY protocol specification: |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
890 * The sender must always ensure that the header |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
891 * is sent at once, so that the transport layer |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
892 * maintains atomicity along the path to the receiver. |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
893 */ |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
894 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
895 ngx_log_error(NGX_LOG_ERR, c->log, 0, |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
896 "could not send PROXY protocol header at once"); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
897 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
898 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
899 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
900 return NGX_ERROR; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
901 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
902 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
903 return NGX_OK; |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
904 } |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
905 |
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
906 |
6115 | 907 #if (NGX_STREAM_SSL) |
908 | |
909 static char * | |
910 ngx_stream_proxy_ssl_password_file(ngx_conf_t *cf, ngx_command_t *cmd, | |
911 void *conf) | |
912 { | |
913 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
914 | |
915 ngx_str_t *value; | |
916 | |
917 if (pscf->ssl_passwords != NGX_CONF_UNSET_PTR) { | |
918 return "is duplicate"; | |
919 } | |
920 | |
921 value = cf->args->elts; | |
922 | |
923 pscf->ssl_passwords = ngx_ssl_read_password_file(cf, &value[1]); | |
924 | |
925 if (pscf->ssl_passwords == NULL) { | |
926 return NGX_CONF_ERROR; | |
927 } | |
928 | |
929 return NGX_CONF_OK; | |
930 } | |
931 | |
932 | |
933 static void | |
934 ngx_stream_proxy_ssl_init_connection(ngx_stream_session_t *s) | |
935 { | |
936 ngx_int_t rc; | |
937 ngx_connection_t *pc; | |
938 ngx_stream_upstream_t *u; | |
939 ngx_stream_proxy_srv_conf_t *pscf; | |
940 | |
941 u = s->upstream; | |
942 | |
943 pc = u->peer.connection; | |
944 | |
945 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
946 | |
947 if (ngx_ssl_create_connection(pscf->ssl, pc, NGX_SSL_BUFFER|NGX_SSL_CLIENT) | |
948 != NGX_OK) | |
949 { | |
950 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
951 return; | |
952 } | |
953 | |
954 if (pscf->ssl_server_name || pscf->ssl_verify) { | |
955 if (ngx_stream_proxy_ssl_name(s) != NGX_OK) { | |
956 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
957 return; | |
958 } | |
959 } | |
960 | |
961 if (pscf->ssl_session_reuse) { | |
962 if (u->peer.set_session(&u->peer, u->peer.data) != NGX_OK) { | |
963 ngx_stream_proxy_finalize(s, NGX_ERROR); | |
964 return; | |
965 } | |
966 } | |
967 | |
968 s->connection->log->action = "SSL handshaking to upstream"; | |
969 | |
970 rc = ngx_ssl_handshake(pc); | |
971 | |
972 if (rc == NGX_AGAIN) { | |
973 | |
974 if (!pc->write->timer_set) { | |
975 ngx_add_timer(pc->write, pscf->connect_timeout); | |
976 } | |
977 | |
978 pc->ssl->handler = ngx_stream_proxy_ssl_handshake; | |
979 return; | |
980 } | |
981 | |
982 ngx_stream_proxy_ssl_handshake(pc); | |
983 } | |
984 | |
985 | |
986 static void | |
987 ngx_stream_proxy_ssl_handshake(ngx_connection_t *pc) | |
988 { | |
989 long rc; | |
990 ngx_stream_session_t *s; | |
991 ngx_stream_upstream_t *u; | |
992 ngx_stream_proxy_srv_conf_t *pscf; | |
993 | |
994 s = pc->data; | |
995 | |
996 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
997 | |
998 if (pc->ssl->handshaked) { | |
999 | |
1000 if (pscf->ssl_verify) { | |
1001 rc = SSL_get_verify_result(pc->ssl->connection); | |
1002 | |
1003 if (rc != X509_V_OK) { | |
1004 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
1005 "upstream SSL certificate verify error: (%l:%s)", | |
1006 rc, X509_verify_cert_error_string(rc)); | |
1007 goto failed; | |
1008 } | |
1009 | |
1010 u = s->upstream; | |
1011 | |
1012 if (ngx_ssl_check_host(pc, &u->ssl_name) != NGX_OK) { | |
1013 ngx_log_error(NGX_LOG_ERR, pc->log, 0, | |
1014 "upstream SSL certificate does not match \"%V\"", | |
1015 &u->ssl_name); | |
1016 goto failed; | |
1017 } | |
1018 } | |
1019 | |
1020 if (pscf->ssl_session_reuse) { | |
1021 u = s->upstream; | |
1022 u->peer.save_session(&u->peer, u->peer.data); | |
1023 } | |
1024 | |
6258
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
1025 if (pc->write->timer_set) { |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
1026 ngx_del_timer(pc->write); |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
1027 } |
4b4aee40c508
Stream: delete proxy connection timer after SSL handshake.
Ruslan Ermilov <ru@nginx.com>
parents:
6230
diff
changeset
|
1028 |
6115 | 1029 ngx_stream_proxy_init_upstream(s); |
1030 | |
1031 return; | |
1032 } | |
1033 | |
1034 failed: | |
1035 | |
1036 ngx_stream_proxy_next_upstream(s); | |
1037 } | |
1038 | |
1039 | |
1040 static ngx_int_t | |
1041 ngx_stream_proxy_ssl_name(ngx_stream_session_t *s) | |
1042 { | |
1043 u_char *p, *last; | |
1044 ngx_str_t name; | |
1045 ngx_stream_upstream_t *u; | |
1046 ngx_stream_proxy_srv_conf_t *pscf; | |
1047 | |
1048 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1049 | |
1050 u = s->upstream; | |
1051 | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1052 if (pscf->ssl_name) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1053 if (ngx_stream_complex_value(s, pscf->ssl_name, &name) != NGX_OK) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1054 return NGX_ERROR; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1055 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1056 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1057 } else { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1058 name = u->ssl_name; |
6115 | 1059 } |
1060 | |
1061 if (name.len == 0) { | |
1062 goto done; | |
1063 } | |
1064 | |
1065 /* | |
1066 * ssl name here may contain port, strip it for compatibility | |
1067 * with the http module | |
1068 */ | |
1069 | |
1070 p = name.data; | |
1071 last = name.data + name.len; | |
1072 | |
1073 if (*p == '[') { | |
1074 p = ngx_strlchr(p, last, ']'); | |
1075 | |
1076 if (p == NULL) { | |
1077 p = name.data; | |
1078 } | |
1079 } | |
1080 | |
1081 p = ngx_strlchr(p, last, ':'); | |
1082 | |
1083 if (p != NULL) { | |
1084 name.len = p - name.data; | |
1085 } | |
1086 | |
1087 if (!pscf->ssl_server_name) { | |
1088 goto done; | |
1089 } | |
1090 | |
1091 #ifdef SSL_CTRL_SET_TLSEXT_HOSTNAME | |
1092 | |
1093 /* as per RFC 6066, literal IPv4 and IPv6 addresses are not permitted */ | |
1094 | |
1095 if (name.len == 0 || *name.data == '[') { | |
1096 goto done; | |
1097 } | |
1098 | |
1099 if (ngx_inet_addr(name.data, name.len) != INADDR_NONE) { | |
1100 goto done; | |
1101 } | |
1102 | |
1103 /* | |
1104 * SSL_set_tlsext_host_name() needs a null-terminated string, | |
1105 * hence we explicitly null-terminate name here | |
1106 */ | |
1107 | |
1108 p = ngx_pnalloc(s->connection->pool, name.len + 1); | |
1109 if (p == NULL) { | |
1110 return NGX_ERROR; | |
1111 } | |
1112 | |
1113 (void) ngx_cpystrn(p, name.data, name.len + 1); | |
1114 | |
1115 name.data = p; | |
1116 | |
1117 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1118 "upstream SSL server name: \"%s\"", name.data); | |
1119 | |
1120 if (SSL_set_tlsext_host_name(u->peer.connection->ssl->connection, name.data) | |
1121 == 0) | |
1122 { | |
1123 ngx_ssl_error(NGX_LOG_ERR, s->connection->log, 0, | |
1124 "SSL_set_tlsext_host_name(\"%s\") failed", name.data); | |
1125 return NGX_ERROR; | |
1126 } | |
1127 | |
1128 #endif | |
1129 | |
1130 done: | |
1131 | |
1132 u->ssl_name = name; | |
1133 | |
1134 return NGX_OK; | |
1135 } | |
1136 | |
1137 #endif | |
1138 | |
1139 | |
1140 static void | |
1141 ngx_stream_proxy_downstream_handler(ngx_event_t *ev) | |
1142 { | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1143 ngx_stream_proxy_process_connection(ev, ev->write); |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1144 } |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1145 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1146 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1147 static void |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1148 ngx_stream_proxy_resolve_handler(ngx_resolver_ctx_t *ctx) |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1149 { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1150 ngx_stream_session_t *s; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1151 ngx_stream_upstream_t *u; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1152 ngx_stream_proxy_srv_conf_t *pscf; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1153 ngx_stream_upstream_resolved_t *ur; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1154 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1155 s = ctx->data; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1156 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1157 u = s->upstream; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1158 ur = u->resolved; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1159 |
6648
d43ee392e825
Stream: fixed build without stream_ssl_module (ticket #1032).
Vladimir Homutov <vl@nginx.com>
parents:
6643
diff
changeset
|
1160 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1161 "stream upstream resolve"); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1162 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1163 if (ctx->state) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1164 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1165 "%V could not be resolved (%i: %s)", |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1166 &ctx->name, ctx->state, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1167 ngx_resolver_strerror(ctx->state)); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1168 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1169 ngx_stream_proxy_finalize(s, NGX_ERROR); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1170 return; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1171 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1172 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1173 ur->naddrs = ctx->naddrs; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1174 ur->addrs = ctx->addrs; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1175 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1176 #if (NGX_DEBUG) |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1177 { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1178 u_char text[NGX_SOCKADDR_STRLEN]; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1179 ngx_str_t addr; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1180 ngx_uint_t i; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1181 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1182 addr.data = text; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1183 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1184 for (i = 0; i < ctx->naddrs; i++) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1185 addr.len = ngx_sock_ntop(ur->addrs[i].sockaddr, ur->addrs[i].socklen, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1186 text, NGX_SOCKADDR_STRLEN, 0); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
1187 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
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diff
changeset
|
1188 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1189 "name was resolved to %V", &addr); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1190 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1191 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1192 #endif |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1193 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1194 if (ngx_stream_upstream_create_round_robin_peer(s, ur) != NGX_OK) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1195 ngx_stream_proxy_finalize(s, NGX_ERROR); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1196 return; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1197 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1198 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1199 ngx_resolve_name_done(ctx); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1200 ur->ctx = NULL; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1201 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1202 u->peer.start_time = ngx_current_msec; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1203 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1204 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1205 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
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6610
diff
changeset
|
1206 if (pscf->next_upstream_tries |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1207 && u->peer.tries > pscf->next_upstream_tries) |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
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diff
changeset
|
1208 { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1209 u->peer.tries = pscf->next_upstream_tries; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1210 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1211 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1212 ngx_stream_proxy_connect(s); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1213 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1214 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1215 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1216 static void |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1217 ngx_stream_proxy_upstream_handler(ngx_event_t *ev) |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1218 { |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1219 ngx_stream_proxy_process_connection(ev, !ev->write); |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1220 } |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1221 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1222 |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1223 static void |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1224 ngx_stream_proxy_process_connection(ngx_event_t *ev, ngx_uint_t from_upstream) |
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1225 { |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1226 ngx_connection_t *c, *pc; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1227 ngx_stream_session_t *s; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1228 ngx_stream_upstream_t *u; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1229 ngx_stream_proxy_srv_conf_t *pscf; |
6115 | 1230 |
1231 c = ev->data; | |
1232 s = c->data; | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1233 u = s->upstream; |
6115 | 1234 |
6436 | 1235 c = s->connection; |
1236 pc = u->peer.connection; | |
1237 | |
1238 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1239 | |
6115 | 1240 if (ev->timedout) { |
6436 | 1241 ev->timedout = 0; |
6201
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 (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1244 ev->delayed = 0; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1245 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1246 if (!ev->ready) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1247 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
|
1248 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1249 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1250 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1251 |
6436 | 1252 if (u->connected && !c->read->delayed && !pc->read->delayed) { |
1253 ngx_add_timer(c->write, pscf->timeout); | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1254 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1255 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1256 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1257 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1258 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1259 } else { |
6436 | 1260 if (s->connection->type == SOCK_DGRAM) { |
1261 if (pscf->responses == NGX_MAX_INT32_VALUE) { | |
1262 | |
1263 /* | |
1264 * successfully terminate timed out UDP session | |
1265 * with unspecified number of responses | |
1266 */ | |
1267 | |
1268 pc->read->ready = 0; | |
1269 pc->read->eof = 1; | |
1270 | |
1271 ngx_stream_proxy_process(s, 1, 0); | |
1272 return; | |
1273 } | |
1274 | |
1275 if (u->received == 0) { | |
1276 ngx_stream_proxy_next_upstream(s); | |
1277 return; | |
1278 } | |
1279 } | |
1280 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1281 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
|
1282 ngx_stream_proxy_finalize(s, NGX_DECLINED); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1283 return; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1284 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1285 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1286 } else if (ev->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1287 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1288 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
|
1289 "stream connection delayed"); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1290 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1291 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
|
1292 ngx_stream_proxy_finalize(s, NGX_ERROR); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1293 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1294 |
6115 | 1295 return; |
1296 } | |
1297 | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1298 if (from_upstream && !u->connected) { |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1299 return; |
6115 | 1300 } |
1301 | |
6200
abee77018d3a
Stream: common handler for upstream and downstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6184
diff
changeset
|
1302 ngx_stream_proxy_process(s, from_upstream, ev->write); |
6115 | 1303 } |
1304 | |
1305 | |
1306 static void | |
1307 ngx_stream_proxy_connect_handler(ngx_event_t *ev) | |
1308 { | |
1309 ngx_connection_t *c; | |
1310 ngx_stream_session_t *s; | |
1311 | |
1312 c = ev->data; | |
1313 s = c->data; | |
1314 | |
1315 if (ev->timedout) { | |
1316 ngx_log_error(NGX_LOG_ERR, c->log, NGX_ETIMEDOUT, "upstream timed out"); | |
1317 ngx_stream_proxy_next_upstream(s); | |
1318 return; | |
1319 } | |
1320 | |
1321 ngx_del_timer(c->write); | |
1322 | |
1323 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, c->log, 0, | |
1324 "stream proxy connect upstream"); | |
1325 | |
1326 if (ngx_stream_proxy_test_connect(c) != NGX_OK) { | |
1327 ngx_stream_proxy_next_upstream(s); | |
1328 return; | |
1329 } | |
1330 | |
1331 ngx_stream_proxy_init_upstream(s); | |
1332 } | |
1333 | |
1334 | |
1335 static ngx_int_t | |
1336 ngx_stream_proxy_test_connect(ngx_connection_t *c) | |
1337 { | |
1338 int err; | |
1339 socklen_t len; | |
1340 | |
1341 #if (NGX_HAVE_KQUEUE) | |
1342 | |
1343 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) { | |
1344 err = c->write->kq_errno ? c->write->kq_errno : c->read->kq_errno; | |
1345 | |
1346 if (err) { | |
1347 (void) ngx_connection_error(c, err, | |
1348 "kevent() reported that connect() failed"); | |
1349 return NGX_ERROR; | |
1350 } | |
1351 | |
1352 } else | |
1353 #endif | |
1354 { | |
1355 err = 0; | |
1356 len = sizeof(int); | |
1357 | |
1358 /* | |
1359 * BSDs and Linux return 0 and set a pending error in err | |
1360 * Solaris returns -1 and sets errno | |
1361 */ | |
1362 | |
1363 if (getsockopt(c->fd, SOL_SOCKET, SO_ERROR, (void *) &err, &len) | |
1364 == -1) | |
1365 { | |
1366 err = ngx_socket_errno; | |
1367 } | |
1368 | |
1369 if (err) { | |
1370 (void) ngx_connection_error(c, err, "connect() failed"); | |
1371 return NGX_ERROR; | |
1372 } | |
1373 } | |
1374 | |
1375 return NGX_OK; | |
1376 } | |
1377 | |
1378 | |
6435
d1c791479bbb
Stream: post first read events from client and upstream.
Roman Arutyunyan <arut@nginx.com>
parents:
6393
diff
changeset
|
1379 static void |
6115 | 1380 ngx_stream_proxy_process(ngx_stream_session_t *s, ngx_uint_t from_upstream, |
1381 ngx_uint_t do_write) | |
1382 { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1383 off_t *received, limit; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1384 size_t size, limit_rate; |
6115 | 1385 ssize_t n; |
1386 ngx_buf_t *b; | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1387 ngx_uint_t flags; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1388 ngx_msec_t delay; |
6115 | 1389 ngx_connection_t *c, *pc, *src, *dst; |
1390 ngx_log_handler_pt handler; | |
1391 ngx_stream_upstream_t *u; | |
1392 ngx_stream_proxy_srv_conf_t *pscf; | |
1393 | |
1394 u = s->upstream; | |
1395 | |
1396 c = s->connection; | |
6202
6345822f0abb
Stream: upstream "connected" flag.
Roman Arutyunyan <arut@nginx.com>
parents:
6201
diff
changeset
|
1397 pc = u->connected ? u->peer.connection : NULL; |
6115 | 1398 |
6436 | 1399 if (c->type == SOCK_DGRAM && (ngx_terminate || ngx_exiting)) { |
1400 | |
1401 /* socket is already closed on worker shutdown */ | |
1402 | |
1403 handler = c->log->handler; | |
1404 c->log->handler = NULL; | |
1405 | |
1406 ngx_log_error(NGX_LOG_INFO, c->log, 0, "disconnected on shutdown"); | |
1407 | |
1408 c->log->handler = handler; | |
1409 | |
1410 ngx_stream_proxy_finalize(s, NGX_OK); | |
1411 return; | |
1412 } | |
1413 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1414 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); |
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
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diff
changeset
|
1415 |
6115 | 1416 if (from_upstream) { |
1417 src = pc; | |
1418 dst = c; | |
1419 b = &u->upstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1420 limit_rate = pscf->download_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1421 received = &u->received; |
6115 | 1422 |
1423 } else { | |
1424 src = c; | |
1425 dst = pc; | |
1426 b = &u->downstream_buf; | |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1427 limit_rate = pscf->upload_rate; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1428 received = &s->received; |
6115 | 1429 } |
1430 | |
1431 for ( ;; ) { | |
1432 | |
1433 if (do_write) { | |
1434 | |
1435 size = b->last - b->pos; | |
1436 | |
1437 if (size && dst && dst->write->ready) { | |
1438 | |
1439 n = dst->send(dst, b->pos, size); | |
1440 | |
6436 | 1441 if (n == NGX_AGAIN && dst->shared) { |
1442 /* cannot wait on a shared socket */ | |
1443 n = NGX_ERROR; | |
1444 } | |
1445 | |
6115 | 1446 if (n == NGX_ERROR) { |
6436 | 1447 if (c->type == SOCK_DGRAM && !from_upstream) { |
1448 ngx_stream_proxy_next_upstream(s); | |
1449 return; | |
1450 } | |
1451 | |
6115 | 1452 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
|
1453 return; |
6115 | 1454 } |
1455 | |
1456 if (n > 0) { | |
1457 b->pos += n; | |
1458 | |
1459 if (b->pos == b->last) { | |
1460 b->pos = b->start; | |
1461 b->last = b->start; | |
1462 } | |
1463 } | |
1464 } | |
1465 } | |
1466 | |
1467 size = b->end - b->last; | |
1468 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1469 if (size && src->read->ready && !src->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1470 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1471 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1472 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
|
1473 - *received; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1474 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1475 if (limit <= 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1476 src->read->delayed = 1; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1477 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
|
1478 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1479 break; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1480 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1481 |
6204
114d1f8cdcab
Stream: fixed possible integer overflow in rate limiting.
Valentin Bartenev <vbart@nginx.com>
parents:
6203
diff
changeset
|
1482 if ((off_t) size > limit) { |
6203
fdfdcad62875
Stream: fixed MSVC compilation warning.
Roman Arutyunyan <arut@nginx.com>
parents:
6202
diff
changeset
|
1483 size = (size_t) limit; |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1484 } |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
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diff
changeset
|
1485 } |
6115 | 1486 |
1487 n = src->recv(src, b->last, size); | |
1488 | |
1489 if (n == NGX_AGAIN || n == 0) { | |
1490 break; | |
1491 } | |
1492 | |
1493 if (n > 0) { | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1494 if (limit_rate) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1495 delay = (ngx_msec_t) (n * 1000 / limit_rate); |
6115 | 1496 |
6201
24488e6db782
Stream: upstream and downstream limit rates.
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parents:
6200
diff
changeset
|
1497 if (delay > 0) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1498 src->read->delayed = 1; |
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Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1499 ngx_add_timer(src->read, delay); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1500 } |
6115 | 1501 } |
1502 | |
6436 | 1503 if (c->type == SOCK_DGRAM && ++u->responses == pscf->responses) |
1504 { | |
1505 src->read->ready = 0; | |
1506 src->read->eof = 1; | |
1507 } | |
1508 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1509 *received += n; |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1510 b->last += n; |
6115 | 1511 do_write = 1; |
6201
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Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1512 |
6115 | 1513 continue; |
1514 } | |
1515 | |
1516 if (n == NGX_ERROR) { | |
6436 | 1517 if (c->type == SOCK_DGRAM && u->received == 0) { |
1518 ngx_stream_proxy_next_upstream(s); | |
1519 return; | |
1520 } | |
1521 | |
6115 | 1522 src->read->eof = 1; |
1523 } | |
1524 } | |
1525 | |
1526 break; | |
1527 } | |
1528 | |
1529 if (src->read->eof && (b->pos == b->last || (dst && dst->read->eof))) { | |
1530 handler = c->log->handler; | |
1531 c->log->handler = NULL; | |
1532 | |
1533 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
|
1534 "%s%s disconnected" |
6115 | 1535 ", bytes from/to client:%O/%O" |
1536 ", bytes from/to upstream:%O/%O", | |
6461
a01e315b3a78
Stream: additional logging for UDP.
Vladimir Homutov <vl@nginx.com>
parents:
6436
diff
changeset
|
1537 src->type == SOCK_DGRAM ? "udp " : "", |
6115 | 1538 from_upstream ? "upstream" : "client", |
1539 s->received, c->sent, u->received, pc ? pc->sent : 0); | |
1540 | |
1541 c->log->handler = handler; | |
1542 | |
1543 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
|
1544 return; |
6115 | 1545 } |
1546 | |
6124
f1f222db290b
Stream: prevent repeated event notifications after eof.
Roman Arutyunyan <arut@nginx.com>
parents:
6115
diff
changeset
|
1547 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
|
1548 |
6436 | 1549 if (!src->shared && ngx_handle_read_event(src->read, flags) != NGX_OK) { |
6115 | 1550 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
|
1551 return; |
6115 | 1552 } |
1553 | |
1554 if (dst) { | |
6436 | 1555 if (!dst->shared && ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
6115 | 1556 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
|
1557 return; |
6115 | 1558 } |
1559 | |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1560 if (!c->read->delayed && !pc->read->delayed) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1561 ngx_add_timer(c->write, pscf->timeout); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1562 |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1563 } else if (c->write->timer_set) { |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1564 ngx_del_timer(c->write); |
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1565 } |
6115 | 1566 } |
1567 } | |
1568 | |
1569 | |
1570 static void | |
1571 ngx_stream_proxy_next_upstream(ngx_stream_session_t *s) | |
1572 { | |
1573 ngx_msec_t timeout; | |
1574 ngx_connection_t *pc; | |
1575 ngx_stream_upstream_t *u; | |
1576 ngx_stream_proxy_srv_conf_t *pscf; | |
1577 | |
1578 ngx_log_debug0(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1579 "stream proxy next upstream"); | |
1580 | |
1581 u = s->upstream; | |
1582 | |
1583 if (u->peer.sockaddr) { | |
1584 u->peer.free(&u->peer, u->peer.data, NGX_PEER_FAILED); | |
1585 u->peer.sockaddr = NULL; | |
1586 } | |
1587 | |
1588 pscf = ngx_stream_get_module_srv_conf(s, ngx_stream_proxy_module); | |
1589 | |
1590 timeout = pscf->next_upstream_timeout; | |
1591 | |
1592 if (u->peer.tries == 0 | |
1593 || !pscf->next_upstream | |
1594 || (timeout && ngx_current_msec - u->peer.start_time >= timeout)) | |
1595 { | |
1596 ngx_stream_proxy_finalize(s, NGX_DECLINED); | |
1597 return; | |
1598 } | |
1599 | |
1600 pc = u->peer.connection; | |
1601 | |
1602 if (pc) { | |
1603 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1604 "close proxy upstream connection: %d", pc->fd); | |
1605 | |
1606 #if (NGX_STREAM_SSL) | |
1607 if (pc->ssl) { | |
1608 pc->ssl->no_wait_shutdown = 1; | |
1609 pc->ssl->no_send_shutdown = 1; | |
1610 | |
1611 (void) ngx_ssl_shutdown(pc); | |
1612 } | |
1613 #endif | |
1614 | |
1615 ngx_close_connection(pc); | |
1616 u->peer.connection = NULL; | |
1617 } | |
1618 | |
1619 ngx_stream_proxy_connect(s); | |
1620 } | |
1621 | |
1622 | |
1623 static void | |
1624 ngx_stream_proxy_finalize(ngx_stream_session_t *s, ngx_int_t rc) | |
1625 { | |
1626 ngx_connection_t *pc; | |
1627 ngx_stream_upstream_t *u; | |
1628 | |
1629 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1630 "finalize stream proxy: %i", rc); | |
1631 | |
1632 u = s->upstream; | |
1633 | |
1634 if (u == NULL) { | |
1635 goto noupstream; | |
1636 } | |
1637 | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1638 if (u->resolved && u->resolved->ctx) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1639 ngx_resolve_name_done(u->resolved->ctx); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1640 u->resolved->ctx = NULL; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1641 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1642 |
6115 | 1643 if (u->peer.free && u->peer.sockaddr) { |
1644 u->peer.free(&u->peer, u->peer.data, 0); | |
1645 u->peer.sockaddr = NULL; | |
1646 } | |
1647 | |
1648 pc = u->peer.connection; | |
1649 | |
1650 if (pc) { | |
1651 ngx_log_debug1(NGX_LOG_DEBUG_STREAM, s->connection->log, 0, | |
1652 "close stream proxy upstream connection: %d", pc->fd); | |
1653 | |
1654 #if (NGX_STREAM_SSL) | |
1655 if (pc->ssl) { | |
1656 pc->ssl->no_wait_shutdown = 1; | |
1657 (void) ngx_ssl_shutdown(pc); | |
1658 } | |
1659 #endif | |
1660 | |
1661 ngx_close_connection(pc); | |
1662 u->peer.connection = NULL; | |
1663 } | |
1664 | |
1665 noupstream: | |
1666 | |
1667 ngx_stream_close_connection(s->connection); | |
1668 } | |
1669 | |
1670 | |
1671 static u_char * | |
1672 ngx_stream_proxy_log_error(ngx_log_t *log, u_char *buf, size_t len) | |
1673 { | |
1674 u_char *p; | |
1675 ngx_connection_t *pc; | |
1676 ngx_stream_session_t *s; | |
1677 ngx_stream_upstream_t *u; | |
1678 | |
1679 s = log->data; | |
1680 | |
1681 u = s->upstream; | |
1682 | |
1683 p = buf; | |
1684 | |
1685 if (u->peer.name) { | |
1686 p = ngx_snprintf(p, len, ", upstream: \"%V\"", u->peer.name); | |
1687 len -= p - buf; | |
1688 } | |
1689 | |
1690 pc = u->peer.connection; | |
1691 | |
1692 p = ngx_snprintf(p, len, | |
1693 ", bytes from/to client:%O/%O" | |
1694 ", bytes from/to upstream:%O/%O", | |
1695 s->received, s->connection->sent, | |
1696 u->received, pc ? pc->sent : 0); | |
1697 | |
1698 return p; | |
1699 } | |
1700 | |
1701 | |
1702 static void * | |
1703 ngx_stream_proxy_create_srv_conf(ngx_conf_t *cf) | |
1704 { | |
1705 ngx_stream_proxy_srv_conf_t *conf; | |
1706 | |
1707 conf = ngx_pcalloc(cf->pool, sizeof(ngx_stream_proxy_srv_conf_t)); | |
1708 if (conf == NULL) { | |
1709 return NULL; | |
1710 } | |
1711 | |
1712 /* | |
1713 * set by ngx_pcalloc(): | |
1714 * | |
1715 * conf->ssl_protocols = 0; | |
1716 * conf->ssl_ciphers = { 0, NULL }; | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1717 * conf->ssl_name = NULL; |
6115 | 1718 * conf->ssl_trusted_certificate = { 0, NULL }; |
1719 * conf->ssl_crl = { 0, NULL }; | |
1720 * conf->ssl_certificate = { 0, NULL }; | |
1721 * conf->ssl_certificate_key = { 0, NULL }; | |
1722 * | |
1723 * conf->ssl = NULL; | |
1724 * conf->upstream = NULL; | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1725 * conf->upstream_value = NULL; |
6115 | 1726 */ |
1727 | |
1728 conf->connect_timeout = NGX_CONF_UNSET_MSEC; | |
1729 conf->timeout = NGX_CONF_UNSET_MSEC; | |
1730 conf->next_upstream_timeout = NGX_CONF_UNSET_MSEC; | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1731 conf->buffer_size = NGX_CONF_UNSET_SIZE; |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1732 conf->upload_rate = NGX_CONF_UNSET_SIZE; |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1733 conf->download_rate = NGX_CONF_UNSET_SIZE; |
6436 | 1734 conf->responses = NGX_CONF_UNSET_UINT; |
6115 | 1735 conf->next_upstream_tries = NGX_CONF_UNSET_UINT; |
1736 conf->next_upstream = NGX_CONF_UNSET; | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1737 conf->proxy_protocol = NGX_CONF_UNSET; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1738 conf->local = NGX_CONF_UNSET_PTR; |
6115 | 1739 |
1740 #if (NGX_STREAM_SSL) | |
1741 conf->ssl_enable = NGX_CONF_UNSET; | |
1742 conf->ssl_session_reuse = NGX_CONF_UNSET; | |
1743 conf->ssl_server_name = NGX_CONF_UNSET; | |
1744 conf->ssl_verify = NGX_CONF_UNSET; | |
1745 conf->ssl_verify_depth = NGX_CONF_UNSET_UINT; | |
1746 conf->ssl_passwords = NGX_CONF_UNSET_PTR; | |
1747 #endif | |
1748 | |
1749 return conf; | |
1750 } | |
1751 | |
1752 | |
1753 static char * | |
1754 ngx_stream_proxy_merge_srv_conf(ngx_conf_t *cf, void *parent, void *child) | |
1755 { | |
1756 ngx_stream_proxy_srv_conf_t *prev = parent; | |
1757 ngx_stream_proxy_srv_conf_t *conf = child; | |
1758 | |
1759 ngx_conf_merge_msec_value(conf->connect_timeout, | |
1760 prev->connect_timeout, 60000); | |
1761 | |
1762 ngx_conf_merge_msec_value(conf->timeout, | |
1763 prev->timeout, 10 * 60000); | |
1764 | |
1765 ngx_conf_merge_msec_value(conf->next_upstream_timeout, | |
1766 prev->next_upstream_timeout, 0); | |
1767 | |
6215
8ee6a08ea3eb
Stream: added proxy_buffer_size to set the size of data buffers.
Roman Arutyunyan <arut@nginx.com>
parents:
6208
diff
changeset
|
1768 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
|
1769 prev->buffer_size, 16384); |
6115 | 1770 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1771 ngx_conf_merge_size_value(conf->upload_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1772 prev->upload_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1773 |
6208
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1774 ngx_conf_merge_size_value(conf->download_rate, |
7a14a0d754ad
Stream: renamed rate limiting directives.
Roman Arutyunyan <arut@nginx.com>
parents:
6204
diff
changeset
|
1775 prev->download_rate, 0); |
6201
24488e6db782
Stream: upstream and downstream limit rates.
Roman Arutyunyan <arut@nginx.com>
parents:
6200
diff
changeset
|
1776 |
6436 | 1777 ngx_conf_merge_uint_value(conf->responses, |
1778 prev->responses, NGX_MAX_INT32_VALUE); | |
1779 | |
6115 | 1780 ngx_conf_merge_uint_value(conf->next_upstream_tries, |
1781 prev->next_upstream_tries, 0); | |
1782 | |
1783 ngx_conf_merge_value(conf->next_upstream, prev->next_upstream, 1); | |
1784 | |
6184
fa663739e115
Stream: client-side PROXY protocol.
Roman Arutyunyan <arut@nginx.com>
parents:
6183
diff
changeset
|
1785 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
|
1786 |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1787 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
|
1788 |
6115 | 1789 #if (NGX_STREAM_SSL) |
1790 | |
1791 ngx_conf_merge_value(conf->ssl_enable, prev->ssl_enable, 0); | |
1792 | |
1793 ngx_conf_merge_value(conf->ssl_session_reuse, | |
1794 prev->ssl_session_reuse, 1); | |
1795 | |
1796 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
|
1797 (NGX_CONF_BITMASK_SET|NGX_SSL_TLSv1 |
b2899e7d0ef8
Disabled SSLv3 by default (ticket #653).
Maxim Dounin <mdounin@mdounin.ru>
parents:
6124
diff
changeset
|
1798 |NGX_SSL_TLSv1_1|NGX_SSL_TLSv1_2)); |
6115 | 1799 |
1800 ngx_conf_merge_str_value(conf->ssl_ciphers, prev->ssl_ciphers, "DEFAULT"); | |
1801 | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1802 if (conf->ssl_name == NULL) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1803 conf->ssl_name = prev->ssl_name; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1804 } |
6115 | 1805 |
1806 ngx_conf_merge_value(conf->ssl_server_name, prev->ssl_server_name, 0); | |
1807 | |
1808 ngx_conf_merge_value(conf->ssl_verify, prev->ssl_verify, 0); | |
1809 | |
1810 ngx_conf_merge_uint_value(conf->ssl_verify_depth, | |
1811 prev->ssl_verify_depth, 1); | |
1812 | |
1813 ngx_conf_merge_str_value(conf->ssl_trusted_certificate, | |
1814 prev->ssl_trusted_certificate, ""); | |
1815 | |
1816 ngx_conf_merge_str_value(conf->ssl_crl, prev->ssl_crl, ""); | |
1817 | |
1818 ngx_conf_merge_str_value(conf->ssl_certificate, | |
1819 prev->ssl_certificate, ""); | |
1820 | |
1821 ngx_conf_merge_str_value(conf->ssl_certificate_key, | |
1822 prev->ssl_certificate_key, ""); | |
1823 | |
1824 ngx_conf_merge_ptr_value(conf->ssl_passwords, prev->ssl_passwords, NULL); | |
1825 | |
1826 if (conf->ssl_enable && ngx_stream_proxy_set_ssl(cf, conf) != NGX_OK) { | |
1827 return NGX_CONF_ERROR; | |
1828 } | |
1829 | |
1830 #endif | |
1831 | |
1832 return NGX_CONF_OK; | |
1833 } | |
1834 | |
1835 | |
1836 #if (NGX_STREAM_SSL) | |
1837 | |
1838 static ngx_int_t | |
1839 ngx_stream_proxy_set_ssl(ngx_conf_t *cf, ngx_stream_proxy_srv_conf_t *pscf) | |
1840 { | |
1841 ngx_pool_cleanup_t *cln; | |
1842 | |
1843 pscf->ssl = ngx_pcalloc(cf->pool, sizeof(ngx_ssl_t)); | |
1844 if (pscf->ssl == NULL) { | |
1845 return NGX_ERROR; | |
1846 } | |
1847 | |
1848 pscf->ssl->log = cf->log; | |
1849 | |
1850 if (ngx_ssl_create(pscf->ssl, pscf->ssl_protocols, NULL) != NGX_OK) { | |
1851 return NGX_ERROR; | |
1852 } | |
1853 | |
1854 cln = ngx_pool_cleanup_add(cf->pool, 0); | |
1855 if (cln == NULL) { | |
1856 return NGX_ERROR; | |
1857 } | |
1858 | |
1859 cln->handler = ngx_ssl_cleanup_ctx; | |
1860 cln->data = pscf->ssl; | |
1861 | |
1862 if (pscf->ssl_certificate.len) { | |
1863 | |
1864 if (pscf->ssl_certificate_key.len == 0) { | |
1865 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1866 "no \"proxy_ssl_certificate_key\" is defined " | |
1867 "for certificate \"%V\"", &pscf->ssl_certificate); | |
1868 return NGX_ERROR; | |
1869 } | |
1870 | |
1871 if (ngx_ssl_certificate(cf, pscf->ssl, &pscf->ssl_certificate, | |
1872 &pscf->ssl_certificate_key, pscf->ssl_passwords) | |
1873 != NGX_OK) | |
1874 { | |
1875 return NGX_ERROR; | |
1876 } | |
1877 } | |
1878 | |
6591
04d8d1f85649
SSL: ngx_ssl_ciphers() to set list of ciphers.
Tim Taubert <tim@timtaubert.de>
parents:
6530
diff
changeset
|
1879 if (ngx_ssl_ciphers(cf, pscf->ssl, &pscf->ssl_ciphers, 0) != NGX_OK) { |
6115 | 1880 return NGX_ERROR; |
1881 } | |
1882 | |
1883 if (pscf->ssl_verify) { | |
1884 if (pscf->ssl_trusted_certificate.len == 0) { | |
1885 ngx_log_error(NGX_LOG_EMERG, cf->log, 0, | |
1886 "no proxy_ssl_trusted_certificate for proxy_ssl_verify"); | |
1887 return NGX_ERROR; | |
1888 } | |
1889 | |
1890 if (ngx_ssl_trusted_certificate(cf, pscf->ssl, | |
1891 &pscf->ssl_trusted_certificate, | |
1892 pscf->ssl_verify_depth) | |
1893 != NGX_OK) | |
1894 { | |
1895 return NGX_ERROR; | |
1896 } | |
1897 | |
1898 if (ngx_ssl_crl(cf, pscf->ssl, &pscf->ssl_crl) != NGX_OK) { | |
1899 return NGX_ERROR; | |
1900 } | |
1901 } | |
1902 | |
1903 return NGX_OK; | |
1904 } | |
1905 | |
1906 #endif | |
1907 | |
1908 | |
1909 static char * | |
1910 ngx_stream_proxy_pass(ngx_conf_t *cf, ngx_command_t *cmd, void *conf) | |
1911 { | |
1912 ngx_stream_proxy_srv_conf_t *pscf = conf; | |
1913 | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1914 ngx_url_t u; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1915 ngx_str_t *value, *url; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1916 ngx_stream_complex_value_t cv; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1917 ngx_stream_core_srv_conf_t *cscf; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1918 ngx_stream_compile_complex_value_t ccv; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1919 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1920 if (pscf->upstream || pscf->upstream_value) { |
6115 | 1921 return "is duplicate"; |
1922 } | |
1923 | |
1924 cscf = ngx_stream_conf_get_module_srv_conf(cf, ngx_stream_core_module); | |
1925 | |
1926 cscf->handler = ngx_stream_proxy_handler; | |
1927 | |
1928 value = cf->args->elts; | |
1929 | |
1930 url = &value[1]; | |
1931 | |
6643
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1932 ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1933 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1934 ccv.cf = cf; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1935 ccv.value = url; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1936 ccv.complex_value = &cv; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1937 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1938 if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1939 return NGX_CONF_ERROR; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1940 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1941 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1942 if (cv.lengths) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1943 pscf->upstream_value = ngx_palloc(cf->pool, |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1944 sizeof(ngx_stream_complex_value_t)); |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1945 if (pscf->upstream_value == NULL) { |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1946 return NGX_CONF_ERROR; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1947 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1948 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1949 *pscf->upstream_value = cv; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1950 |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1951 return NGX_CONF_OK; |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1952 } |
9757cffc1e2f
Stream: variables in proxy_pass and proxy_ssl_name.
Vladimir Homutov <vl@nginx.com>
parents:
6610
diff
changeset
|
1953 |
6115 | 1954 ngx_memzero(&u, sizeof(ngx_url_t)); |
1955 | |
1956 u.url = *url; | |
1957 u.no_resolve = 1; | |
1958 | |
1959 pscf->upstream = ngx_stream_upstream_add(cf, &u, 0); | |
1960 if (pscf->upstream == NULL) { | |
1961 return NGX_CONF_ERROR; | |
1962 } | |
1963 | |
1964 return NGX_CONF_OK; | |
1965 } | |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1966 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1967 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1968 static char * |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1969 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
|
1970 { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1971 ngx_stream_proxy_srv_conf_t *pscf = conf; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1972 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1973 ngx_int_t rc; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1974 ngx_str_t *value; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1975 ngx_stream_complex_value_t cv; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1976 ngx_stream_upstream_local_t *local; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1977 ngx_stream_compile_complex_value_t ccv; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1978 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1979 if (pscf->local != NGX_CONF_UNSET_PTR) { |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1980 return "is duplicate"; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1981 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1982 |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1983 value = cf->args->elts; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1984 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
1985 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
|
1986 pscf->local = NULL; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1987 return NGX_CONF_OK; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1988 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
1989 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1990 ngx_memzero(&ccv, sizeof(ngx_stream_compile_complex_value_t)); |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1991 |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1992 ccv.cf = cf; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1993 ccv.value = &value[1]; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1994 ccv.complex_value = &cv; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1995 |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1996 if (ngx_stream_compile_complex_value(&ccv) != NGX_OK) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1997 return NGX_CONF_ERROR; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1998 } |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
1999 |
6598
4a724d6006ee
Stream: use ngx_pcalloc() in ngx_stream_proxy_bind().
Roman Arutyunyan <arut@nginx.com>
parents:
6595
diff
changeset
|
2000 local = ngx_pcalloc(cf->pool, sizeof(ngx_stream_upstream_local_t)); |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2001 if (local == NULL) { |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
2002 return NGX_CONF_ERROR; |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
2003 } |
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
2004 |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2005 pscf->local = local; |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2006 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2007 if (cv.lengths) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2008 local->value = ngx_palloc(cf->pool, sizeof(ngx_stream_complex_value_t)); |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2009 if (local->value == NULL) { |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2010 return NGX_CONF_ERROR; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2011 } |
6595
0c98c4092440
Stream: support for $remote_port in proxy_bind.
Roman Arutyunyan <arut@nginx.com>
parents:
6594
diff
changeset
|
2012 |
6610
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2013 *local->value = cv; |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2014 |
d5b5866c06c4
Stream: got rid of pseudo variables.
Vladimir Homutov <vl@nginx.com>
parents:
6606
diff
changeset
|
2015 } else { |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2016 local->addr = ngx_palloc(cf->pool, sizeof(ngx_addr_t)); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2017 if (local->addr == NULL) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2018 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2019 } |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2020 |
6594
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
diff
changeset
|
2021 rc = ngx_parse_addr_port(cf->pool, local->addr, value[1].data, |
3c87b82b17d4
Upstream: support for port in proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6593
diff
changeset
|
2022 value[1].len); |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2023 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2024 switch (rc) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2025 case NGX_OK: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2026 local->addr->name = value[1]; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2027 break; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2028 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2029 case NGX_DECLINED: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2030 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2031 "invalid address \"%V\"", &value[1]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2032 /* fall through */ |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2033 |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2034 default: |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2035 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2036 } |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2037 } |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2038 |
6530
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2039 if (cf->args->nelts > 2) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2040 if (ngx_strcmp(value[2].data, "transparent") == 0) { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2041 #if (NGX_HAVE_TRANSPARENT_PROXY) |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2042 local->transparent = 1; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2043 #else |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2044 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2045 "transparent proxying is not supported " |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2046 "on this platform, ignored"); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2047 #endif |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2048 } else { |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2049 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0, |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2050 "invalid parameter \"%V\"", &value[2]); |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2051 return NGX_CONF_ERROR; |
1d0e03db9f8e
Upstream: the "transparent" parameter of proxy_bind and friends.
Roman Arutyunyan <arut@nginx.com>
parents:
6529
diff
changeset
|
2052 } |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
2053 } |
6529
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2054 |
cb8177ca0990
Stream: prepared proxy_bind to accept parameters.
Roman Arutyunyan <arut@nginx.com>
parents:
6461
diff
changeset
|
2055 return NGX_CONF_OK; |
6183
4dcffe43a7ea
Stream: the "proxy_bind" directive.
Vladimir Homutov <vl@nginx.com>
parents:
6174
diff
changeset
|
2056 } |