Mercurial > hg > nginx
annotate src/mail/ngx_mail_proxy_module.c @ 4273:e444e8f6538b
Fixed NGX_CONF_TAKE1/NGX_CONF_FLAG misuse.
| author | Sergey Budnevitch <sb@waeme.net> |
|---|---|
| date | Mon, 14 Nov 2011 09:12:15 +0000 |
| parents | dd1570b6f237 |
| children | d620f497c50f |
| rev | line source |
|---|---|
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nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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10 #include <ngx_event_connect.h> |
| 1136 | 11 #include <ngx_mail.h> |
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12 |
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13 |
| 521 | 14 typedef struct { |
| 15 ngx_flag_t enable; | |
| 857 | 16 ngx_flag_t pass_error_message; |
| 1136 | 17 ngx_flag_t xclient; |
| 539 | 18 size_t buffer_size; |
| 19 ngx_msec_t timeout; | |
| 1136 | 20 } ngx_mail_proxy_conf_t; |
| 521 | 21 |
| 22 | |
| 1136 | 23 static void ngx_mail_proxy_block_read(ngx_event_t *rev); |
| 24 static void ngx_mail_proxy_pop3_handler(ngx_event_t *rev); | |
| 25 static void ngx_mail_proxy_imap_handler(ngx_event_t *rev); | |
| 26 static void ngx_mail_proxy_smtp_handler(ngx_event_t *rev); | |
| 27 static void ngx_mail_proxy_dummy_handler(ngx_event_t *ev); | |
| 28 static ngx_int_t ngx_mail_proxy_read_response(ngx_mail_session_t *s, | |
| 663 | 29 ngx_uint_t state); |
| 1136 | 30 static void ngx_mail_proxy_handler(ngx_event_t *ev); |
| 31 static void ngx_mail_proxy_upstream_error(ngx_mail_session_t *s); | |
| 32 static void ngx_mail_proxy_internal_server_error(ngx_mail_session_t *s); | |
| 33 static void ngx_mail_proxy_close_session(ngx_mail_session_t *s); | |
| 34 static void *ngx_mail_proxy_create_conf(ngx_conf_t *cf); | |
| 35 static char *ngx_mail_proxy_merge_conf(ngx_conf_t *cf, void *parent, | |
| 521 | 36 void *child); |
| 37 | |
| 38 | |
| 1136 | 39 static ngx_command_t ngx_mail_proxy_commands[] = { |
| 539 | 40 |
| 521 | 41 { ngx_string("proxy"), |
| 1136 | 42 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
| 521 | 43 ngx_conf_set_flag_slot, |
| 1136 | 44 NGX_MAIL_SRV_CONF_OFFSET, |
| 45 offsetof(ngx_mail_proxy_conf_t, enable), | |
| 521 | 46 NULL }, |
| 47 | |
| 539 | 48 { ngx_string("proxy_buffer"), |
| 1136 | 49 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 50 ngx_conf_set_size_slot, |
| 1136 | 51 NGX_MAIL_SRV_CONF_OFFSET, |
| 52 offsetof(ngx_mail_proxy_conf_t, buffer_size), | |
| 539 | 53 NULL }, |
| 54 | |
| 55 { ngx_string("proxy_timeout"), | |
| 1136 | 56 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 57 ngx_conf_set_msec_slot, |
| 1136 | 58 NGX_MAIL_SRV_CONF_OFFSET, |
| 59 offsetof(ngx_mail_proxy_conf_t, timeout), | |
| 539 | 60 NULL }, |
| 61 | |
| 857 | 62 { ngx_string("proxy_pass_error_message"), |
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4273
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Fixed NGX_CONF_TAKE1/NGX_CONF_FLAG misuse.
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63 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
| 857 | 64 ngx_conf_set_flag_slot, |
| 1136 | 65 NGX_MAIL_SRV_CONF_OFFSET, |
| 66 offsetof(ngx_mail_proxy_conf_t, pass_error_message), | |
| 67 NULL }, | |
| 68 | |
| 69 { ngx_string("xclient"), | |
| 70 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, | |
| 71 ngx_conf_set_flag_slot, | |
| 72 NGX_MAIL_SRV_CONF_OFFSET, | |
| 73 offsetof(ngx_mail_proxy_conf_t, xclient), | |
| 857 | 74 NULL }, |
| 75 | |
| 521 | 76 ngx_null_command |
| 77 }; | |
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78 |
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79 |
| 1136 | 80 static ngx_mail_module_t ngx_mail_proxy_module_ctx = { |
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ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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81 NULL, /* protocol */ |
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ngx_mail_pop3_module, ngx_mail_imap_module, and ngx_mail_smtp_module
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82 |
| 521 | 83 NULL, /* create main configuration */ |
| 84 NULL, /* init main configuration */ | |
| 85 | |
| 1136 | 86 ngx_mail_proxy_create_conf, /* create server configuration */ |
| 87 ngx_mail_proxy_merge_conf /* merge server configuration */ | |
| 521 | 88 }; |
| 89 | |
| 90 | |
| 1136 | 91 ngx_module_t ngx_mail_proxy_module = { |
| 521 | 92 NGX_MODULE_V1, |
| 1136 | 93 &ngx_mail_proxy_module_ctx, /* module context */ |
| 94 ngx_mail_proxy_commands, /* module directives */ | |
| 95 NGX_MAIL_MODULE, /* module type */ | |
| 541 | 96 NULL, /* init master */ |
| 521 | 97 NULL, /* init module */ |
| 541 | 98 NULL, /* init process */ |
| 99 NULL, /* init thread */ | |
| 100 NULL, /* exit thread */ | |
| 101 NULL, /* exit process */ | |
| 102 NULL, /* exit master */ | |
| 103 NGX_MODULE_V1_PADDING | |
| 521 | 104 }; |
| 105 | |
| 106 | |
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107 static u_char smtp_auth_ok[] = "235 2.0.0 OK" CRLF; |
| 1136 | 108 |
| 109 | |
| 521 | 110 void |
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111 ngx_mail_proxy_init(ngx_mail_session_t *s, ngx_addr_t *peer) |
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112 { |
| 587 | 113 int keepalive; |
| 527 | 114 ngx_int_t rc; |
| 1136 | 115 ngx_mail_proxy_ctx_t *p; |
| 116 ngx_mail_proxy_conf_t *pcf; | |
| 117 ngx_mail_core_srv_conf_t *cscf; | |
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118 |
| 587 | 119 s->connection->log->action = "connecting to upstream"; |
| 120 | |
| 1136 | 121 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
| 587 | 122 |
| 123 if (cscf->so_keepalive) { | |
| 124 keepalive = 1; | |
| 125 | |
| 126 if (setsockopt(s->connection->fd, SOL_SOCKET, SO_KEEPALIVE, | |
| 127 (const void *) &keepalive, sizeof(int)) | |
| 128 == -1) | |
| 129 { | |
| 130 ngx_log_error(NGX_LOG_ALERT, s->connection->log, ngx_socket_errno, | |
| 131 "setsockopt(SO_KEEPALIVE) failed"); | |
| 132 } | |
| 133 } | |
| 134 | |
| 1136 | 135 p = ngx_pcalloc(s->connection->pool, sizeof(ngx_mail_proxy_ctx_t)); |
| 501 | 136 if (p == NULL) { |
| 1136 | 137 ngx_mail_session_internal_server_error(s); |
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138 return; |
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139 } |
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140 |
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141 s->proxy = p; |
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142 |
| 884 | 143 p->upstream.sockaddr = peer->sockaddr; |
| 144 p->upstream.socklen = peer->socklen; | |
| 145 p->upstream.name = &peer->name; | |
| 146 p->upstream.get = ngx_event_get_peer; | |
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147 p->upstream.log = s->connection->log; |
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148 p->upstream.log_error = NGX_ERROR_ERR; |
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149 |
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150 rc = ngx_event_connect_peer(&p->upstream); |
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151 |
| 543 | 152 if (rc == NGX_ERROR || rc == NGX_BUSY || rc == NGX_DECLINED) { |
| 1136 | 153 ngx_mail_proxy_internal_server_error(s); |
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154 return; |
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155 } |
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156 |
| 527 | 157 ngx_add_timer(p->upstream.connection->read, cscf->timeout); |
| 158 | |
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159 p->upstream.connection->data = s; |
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160 p->upstream.connection->pool = s->connection->pool; |
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161 |
| 1136 | 162 s->connection->read->handler = ngx_mail_proxy_block_read; |
| 163 p->upstream.connection->write->handler = ngx_mail_proxy_dummy_handler; | |
| 164 | |
| 165 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); | |
| 166 | |
| 167 s->proxy->buffer = ngx_create_temp_buf(s->connection->pool, | |
| 168 pcf->buffer_size); | |
| 169 if (s->proxy->buffer == NULL) { | |
| 170 ngx_mail_proxy_internal_server_error(s); | |
| 171 return; | |
| 172 } | |
| 173 | |
| 1981 | 174 s->out.len = 0; |
| 175 | |
| 1136 | 176 switch (s->protocol) { |
| 527 | 177 |
| 1136 | 178 case NGX_MAIL_POP3_PROTOCOL: |
| 179 p->upstream.connection->read->handler = ngx_mail_proxy_pop3_handler; | |
| 180 s->mail_state = ngx_pop3_start; | |
| 181 break; | |
| 527 | 182 |
| 1136 | 183 case NGX_MAIL_IMAP_PROTOCOL: |
| 184 p->upstream.connection->read->handler = ngx_mail_proxy_imap_handler; | |
| 185 s->mail_state = ngx_imap_start; | |
| 186 break; | |
| 187 | |
| 188 default: /* NGX_MAIL_SMTP_PROTOCOL */ | |
| 189 p->upstream.connection->read->handler = ngx_mail_proxy_smtp_handler; | |
| 190 s->mail_state = ngx_smtp_start; | |
| 191 break; | |
| 527 | 192 } |
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193 } |
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194 |
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195 |
| 521 | 196 static void |
| 1136 | 197 ngx_mail_proxy_block_read(ngx_event_t *rev) |
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198 { |
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199 ngx_connection_t *c; |
| 1136 | 200 ngx_mail_session_t *s; |
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201 |
| 1136 | 202 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy block read"); |
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203 |
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204 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
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205 c = rev->data; |
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206 s = c->data; |
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207 |
| 1136 | 208 ngx_mail_proxy_close_session(s); |
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209 } |
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210 } |
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211 |
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212 |
| 521 | 213 static void |
| 1136 | 214 ngx_mail_proxy_pop3_handler(ngx_event_t *rev) |
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215 { |
| 539 | 216 u_char *p; |
| 217 ngx_int_t rc; | |
| 218 ngx_str_t line; | |
| 219 ngx_connection_t *c; | |
| 1136 | 220 ngx_mail_session_t *s; |
| 221 ngx_mail_proxy_conf_t *pcf; | |
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222 |
| 1136 | 223 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
| 224 "mail proxy pop3 auth handler"); | |
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225 |
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226 c = rev->data; |
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227 s = c->data; |
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228 |
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229 if (rev->timedout) { |
| 527 | 230 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
| 231 "upstream timed out"); | |
| 577 | 232 c->timedout = 1; |
| 1136 | 233 ngx_mail_proxy_internal_server_error(s); |
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234 return; |
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235 } |
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236 |
| 1136 | 237 rc = ngx_mail_proxy_read_response(s, 0); |
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238 |
|
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239 if (rc == NGX_AGAIN) { |
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240 return; |
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241 } |
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242 |
| 571 | 243 if (rc == NGX_ERROR) { |
| 1136 | 244 ngx_mail_proxy_upstream_error(s); |
|
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245 return; |
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246 } |
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247 |
| 1136 | 248 switch (s->mail_state) { |
| 587 | 249 |
| 1136 | 250 case ngx_pop3_start: |
| 251 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send user"); | |
|
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252 |
| 587 | 253 s->connection->log->action = "sending user name to upstream"; |
| 254 | |
| 1136 | 255 line.len = sizeof("USER ") - 1 + s->login.len + 2; |
| 2049 | 256 line.data = ngx_pnalloc(c->pool, line.len); |
| 527 | 257 if (line.data == NULL) { |
| 1136 | 258 ngx_mail_proxy_internal_server_error(s); |
| 527 | 259 return; |
| 260 } | |
| 261 | |
| 1136 | 262 p = ngx_cpymem(line.data, "USER ", sizeof("USER ") - 1); |
| 263 p = ngx_cpymem(p, s->login.data, s->login.len); | |
| 264 *p++ = CR; *p = LF; | |
| 527 | 265 |
| 1136 | 266 s->mail_state = ngx_pop3_user; |
| 527 | 267 break; |
| 268 | |
| 1136 | 269 case ngx_pop3_user: |
| 270 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send pass"); | |
| 527 | 271 |
| 587 | 272 s->connection->log->action = "sending password to upstream"; |
| 273 | |
| 1136 | 274 line.len = sizeof("PASS ") - 1 + s->passwd.len + 2; |
| 2049 | 275 line.data = ngx_pnalloc(c->pool, line.len); |
| 501 | 276 if (line.data == NULL) { |
| 1136 | 277 ngx_mail_proxy_internal_server_error(s); |
| 527 | 278 return; |
| 279 } | |
| 280 | |
| 1136 | 281 p = ngx_cpymem(line.data, "PASS ", sizeof("PASS ") - 1); |
| 282 p = ngx_cpymem(p, s->passwd.data, s->passwd.len); | |
| 527 | 283 *p++ = CR; *p = LF; |
| 284 | |
| 1136 | 285 s->mail_state = ngx_pop3_passwd; |
| 527 | 286 break; |
| 287 | |
| 1136 | 288 case ngx_pop3_passwd: |
| 289 s->connection->read->handler = ngx_mail_proxy_handler; | |
| 290 s->connection->write->handler = ngx_mail_proxy_handler; | |
| 291 rev->handler = ngx_mail_proxy_handler; | |
| 292 c->write->handler = ngx_mail_proxy_handler; | |
| 663 | 293 |
| 1136 | 294 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 663 | 295 ngx_add_timer(s->connection->read, pcf->timeout); |
| 296 ngx_del_timer(c->read); | |
| 297 | |
| 298 c->log->action = NULL; | |
| 299 ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); | |
| 300 | |
| 1136 | 301 ngx_mail_proxy_handler(s->connection->write); |
| 663 | 302 |
| 303 return; | |
| 304 | |
| 527 | 305 default: |
| 306 #if (NGX_SUPPRESS_WARN) | |
|
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307 ngx_str_null(&line); |
| 527 | 308 #endif |
| 309 break; | |
| 310 } | |
| 311 | |
| 539 | 312 if (c->send(c, line.data, line.len) < (ssize_t) line.len) { |
| 527 | 313 /* |
| 314 * we treat the incomplete sending as NGX_ERROR | |
| 315 * because it is very strange here | |
| 316 */ | |
| 1136 | 317 ngx_mail_proxy_internal_server_error(s); |
| 527 | 318 return; |
| 319 } | |
| 320 | |
| 321 s->proxy->buffer->pos = s->proxy->buffer->start; | |
| 322 s->proxy->buffer->last = s->proxy->buffer->start; | |
| 323 } | |
| 324 | |
| 325 | |
| 326 static void | |
| 1136 | 327 ngx_mail_proxy_imap_handler(ngx_event_t *rev) |
| 527 | 328 { |
| 539 | 329 u_char *p; |
| 330 ngx_int_t rc; | |
| 331 ngx_str_t line; | |
| 332 ngx_connection_t *c; | |
| 1136 | 333 ngx_mail_session_t *s; |
| 334 ngx_mail_proxy_conf_t *pcf; | |
| 527 | 335 |
| 1136 | 336 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
| 337 "mail proxy imap auth handler"); | |
| 527 | 338 |
| 339 c = rev->data; | |
| 340 s = c->data; | |
| 341 | |
| 342 if (rev->timedout) { | |
| 343 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, | |
| 344 "upstream timed out"); | |
| 577 | 345 c->timedout = 1; |
| 1136 | 346 ngx_mail_proxy_internal_server_error(s); |
| 527 | 347 return; |
| 348 } | |
| 349 | |
| 1136 | 350 rc = ngx_mail_proxy_read_response(s, s->mail_state); |
| 527 | 351 |
| 352 if (rc == NGX_AGAIN) { | |
| 353 return; | |
| 354 } | |
| 355 | |
| 571 | 356 if (rc == NGX_ERROR) { |
| 1136 | 357 ngx_mail_proxy_upstream_error(s); |
| 527 | 358 return; |
| 359 } | |
| 360 | |
| 1136 | 361 switch (s->mail_state) { |
| 527 | 362 |
| 1136 | 363 case ngx_imap_start: |
| 364 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 365 "mail proxy send login"); | |
| 527 | 366 |
| 1136 | 367 s->connection->log->action = "sending LOGIN command to upstream"; |
| 587 | 368 |
| 1136 | 369 line.len = s->tag.len + sizeof("LOGIN ") - 1 |
| 370 + 1 + NGX_SIZE_T_LEN + 1 + 2; | |
| 2049 | 371 line.data = ngx_pnalloc(c->pool, line.len); |
| 527 | 372 if (line.data == NULL) { |
| 1136 | 373 ngx_mail_proxy_internal_server_error(s); |
|
419
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374 return; |
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375 } |
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376 |
| 1136 | 377 line.len = ngx_sprintf(line.data, "%VLOGIN {%uz}" CRLF, |
| 378 &s->tag, s->login.len) | |
| 379 - line.data; | |
|
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|
380 |
| 1136 | 381 s->mail_state = ngx_imap_login; |
| 527 | 382 break; |
| 383 | |
| 1136 | 384 case ngx_imap_login: |
| 385 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send user"); | |
| 386 | |
| 387 s->connection->log->action = "sending user name to upstream"; | |
| 388 | |
| 389 line.len = s->login.len + 1 + 1 + NGX_SIZE_T_LEN + 1 + 2; | |
| 2049 | 390 line.data = ngx_pnalloc(c->pool, line.len); |
| 1136 | 391 if (line.data == NULL) { |
| 392 ngx_mail_proxy_internal_server_error(s); | |
| 393 return; | |
| 394 } | |
| 395 | |
| 396 line.len = ngx_sprintf(line.data, "%V {%uz}" CRLF, | |
| 397 &s->login, s->passwd.len) | |
| 398 - line.data; | |
| 399 | |
| 400 s->mail_state = ngx_imap_user; | |
| 401 break; | |
| 402 | |
| 403 case ngx_imap_user: | |
| 404 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 405 "mail proxy send passwd"); | |
| 527 | 406 |
| 587 | 407 s->connection->log->action = "sending password to upstream"; |
| 408 | |
| 1136 | 409 line.len = s->passwd.len + 2; |
| 2049 | 410 line.data = ngx_pnalloc(c->pool, line.len); |
| 527 | 411 if (line.data == NULL) { |
| 1136 | 412 ngx_mail_proxy_internal_server_error(s); |
|
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413 return; |
|
419
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414 } |
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415 |
| 1136 | 416 p = ngx_cpymem(line.data, s->passwd.data, s->passwd.len); |
| 527 | 417 *p++ = CR; *p = LF; |
|
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418 |
| 1136 | 419 s->mail_state = ngx_imap_passwd; |
| 527 | 420 break; |
|
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421 |
| 1136 | 422 case ngx_imap_passwd: |
| 423 s->connection->read->handler = ngx_mail_proxy_handler; | |
| 424 s->connection->write->handler = ngx_mail_proxy_handler; | |
| 425 rev->handler = ngx_mail_proxy_handler; | |
| 426 c->write->handler = ngx_mail_proxy_handler; | |
| 663 | 427 |
| 1136 | 428 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 663 | 429 ngx_add_timer(s->connection->read, pcf->timeout); |
| 430 ngx_del_timer(c->read); | |
| 431 | |
| 432 c->log->action = NULL; | |
| 433 ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); | |
| 434 | |
| 1136 | 435 ngx_mail_proxy_handler(s->connection->write); |
| 663 | 436 |
| 437 return; | |
| 438 | |
| 527 | 439 default: |
| 440 #if (NGX_SUPPRESS_WARN) | |
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441 ngx_str_null(&line); |
| 527 | 442 #endif |
| 443 break; | |
|
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444 } |
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445 |
| 539 | 446 if (c->send(c, line.data, line.len) < (ssize_t) line.len) { |
|
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447 /* |
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448 * we treat the incomplete sending as NGX_ERROR |
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449 * because it is very strange here |
|
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450 */ |
| 1136 | 451 ngx_mail_proxy_internal_server_error(s); |
|
422
edaefb2a20fc
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452 return; |
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453 } |
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|
454 |
|
edaefb2a20fc
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455 s->proxy->buffer->pos = s->proxy->buffer->start; |
|
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456 s->proxy->buffer->last = s->proxy->buffer->start; |
|
419
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457 } |
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|
458 |
|
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|
459 |
| 521 | 460 static void |
| 1136 | 461 ngx_mail_proxy_smtp_handler(ngx_event_t *rev) |
| 462 { | |
| 463 u_char *p; | |
| 464 ngx_int_t rc; | |
| 465 ngx_str_t line; | |
| 2309 | 466 ngx_buf_t *b; |
| 1136 | 467 ngx_connection_t *c; |
| 468 ngx_mail_session_t *s; | |
| 469 ngx_mail_proxy_conf_t *pcf; | |
| 470 ngx_mail_core_srv_conf_t *cscf; | |
| 471 | |
| 472 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 473 "mail proxy smtp auth handler"); | |
| 474 | |
| 475 c = rev->data; | |
| 476 s = c->data; | |
| 477 | |
| 478 if (rev->timedout) { | |
| 479 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, | |
| 480 "upstream timed out"); | |
| 481 c->timedout = 1; | |
| 482 ngx_mail_proxy_internal_server_error(s); | |
| 483 return; | |
| 484 } | |
| 485 | |
| 486 rc = ngx_mail_proxy_read_response(s, s->mail_state); | |
| 487 | |
| 488 if (rc == NGX_AGAIN) { | |
| 489 return; | |
| 490 } | |
| 491 | |
| 492 if (rc == NGX_ERROR) { | |
| 493 ngx_mail_proxy_upstream_error(s); | |
| 494 return; | |
| 495 } | |
| 496 | |
| 497 switch (s->mail_state) { | |
| 498 | |
| 499 case ngx_smtp_start: | |
| 500 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send ehlo"); | |
| 501 | |
| 502 s->connection->log->action = "sending HELO/EHLO to upstream"; | |
| 503 | |
| 504 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); | |
| 505 | |
| 506 line.len = sizeof("HELO ") - 1 + cscf->server_name.len + 2; | |
| 2049 | 507 line.data = ngx_pnalloc(c->pool, line.len); |
| 1136 | 508 if (line.data == NULL) { |
| 509 ngx_mail_proxy_internal_server_error(s); | |
| 510 return; | |
| 511 } | |
| 512 | |
| 513 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); | |
| 514 | |
| 515 p = ngx_cpymem(line.data, | |
| 516 ((s->esmtp || pcf->xclient) ? "EHLO " : "HELO "), | |
| 517 sizeof("HELO ") - 1); | |
| 518 | |
| 519 p = ngx_cpymem(p, cscf->server_name.data, cscf->server_name.len); | |
| 520 *p++ = CR; *p = LF; | |
| 521 | |
| 2309 | 522 if (pcf->xclient) { |
| 523 s->mail_state = ngx_smtp_helo_xclient; | |
| 524 | |
| 525 } else if (s->auth_method == NGX_MAIL_AUTH_NONE) { | |
| 526 s->mail_state = ngx_smtp_helo_from; | |
| 527 | |
| 528 } else { | |
| 529 s->mail_state = ngx_smtp_helo; | |
| 530 } | |
| 1136 | 531 |
| 532 break; | |
| 533 | |
| 2309 | 534 case ngx_smtp_helo_xclient: |
| 1136 | 535 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
| 536 "mail proxy send xclient"); | |
| 537 | |
| 538 s->connection->log->action = "sending XCLIENT to upstream"; | |
| 539 | |
| 2497 | 540 line.len = sizeof("XCLIENT ADDR= LOGIN= NAME=" |
|
1892
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541 CRLF) - 1 |
|
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changeset
|
542 + s->connection->addr_text.len + s->login.len + s->host.len; |
| 1136 | 543 |
| 2049 | 544 line.data = ngx_pnalloc(c->pool, line.len); |
| 1136 | 545 if (line.data == NULL) { |
| 546 ngx_mail_proxy_internal_server_error(s); | |
| 547 return; | |
| 548 } | |
| 549 | |
| 2309 | 550 line.len = ngx_sprintf(line.data, |
| 2497 | 551 "XCLIENT ADDR=%V%s%V NAME=%V" CRLF, |
| 2309 | 552 &s->connection->addr_text, |
| 553 (s->login.len ? " LOGIN=" : ""), &s->login, &s->host) | |
| 554 - line.data; | |
| 555 | |
| 2497 | 556 if (s->smtp_helo.len) { |
| 557 s->mail_state = ngx_smtp_xclient_helo; | |
| 558 | |
| 559 } else if (s->auth_method == NGX_MAIL_AUTH_NONE) { | |
| 560 s->mail_state = ngx_smtp_xclient_from; | |
| 561 | |
| 562 } else { | |
| 563 s->mail_state = ngx_smtp_xclient; | |
| 564 } | |
| 565 | |
| 566 break; | |
| 567 | |
| 568 case ngx_smtp_xclient_helo: | |
| 569 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 570 "mail proxy send client ehlo"); | |
| 571 | |
| 572 s->connection->log->action = "sending client HELO/EHLO to upstream"; | |
| 573 | |
| 574 line.len = sizeof("HELO " CRLF) - 1 + s->smtp_helo.len; | |
| 575 | |
| 576 line.data = ngx_pnalloc(c->pool, line.len); | |
| 577 if (line.data == NULL) { | |
| 578 ngx_mail_proxy_internal_server_error(s); | |
| 579 return; | |
| 580 } | |
| 581 | |
| 582 line.len = ngx_sprintf(line.data, | |
| 583 ((s->esmtp) ? "EHLO %V" CRLF : "HELO %V" CRLF), | |
| 584 &s->smtp_helo) | |
| 585 - line.data; | |
| 586 | |
| 2309 | 587 s->mail_state = (s->auth_method == NGX_MAIL_AUTH_NONE) ? |
| 2497 | 588 ngx_smtp_helo_from : ngx_smtp_helo; |
| 2309 | 589 |
| 590 break; | |
| 591 | |
| 592 case ngx_smtp_helo_from: | |
| 593 case ngx_smtp_xclient_from: | |
| 594 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 595 "mail proxy send mail from"); | |
| 596 | |
| 597 s->connection->log->action = "sending MAIL FROM to upstream"; | |
| 598 | |
| 599 line.len = s->smtp_from.len + sizeof(CRLF) - 1; | |
| 600 line.data = ngx_pnalloc(c->pool, line.len); | |
| 601 if (line.data == NULL) { | |
| 602 ngx_mail_proxy_internal_server_error(s); | |
| 603 return; | |
| 1136 | 604 } |
| 605 | |
| 2309 | 606 p = ngx_cpymem(line.data, s->smtp_from.data, s->smtp_from.len); |
| 607 *p++ = CR; *p = LF; | |
| 608 | |
| 609 s->mail_state = ngx_smtp_from; | |
| 610 | |
| 1136 | 611 break; |
| 612 | |
| 2309 | 613 case ngx_smtp_from: |
| 614 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 615 "mail proxy send rcpt to"); | |
| 616 | |
| 617 s->connection->log->action = "sending RCPT TO to upstream"; | |
| 618 | |
| 619 line.len = s->smtp_to.len + sizeof(CRLF) - 1; | |
| 620 line.data = ngx_pnalloc(c->pool, line.len); | |
| 621 if (line.data == NULL) { | |
| 622 ngx_mail_proxy_internal_server_error(s); | |
| 623 return; | |
| 624 } | |
| 625 | |
| 626 p = ngx_cpymem(line.data, s->smtp_to.data, s->smtp_to.len); | |
| 627 *p++ = CR; *p = LF; | |
| 628 | |
| 629 s->mail_state = ngx_smtp_to; | |
| 1136 | 630 |
| 2309 | 631 break; |
| 632 | |
| 633 case ngx_smtp_helo: | |
| 634 case ngx_smtp_xclient: | |
| 635 case ngx_smtp_to: | |
| 636 | |
| 637 b = s->proxy->buffer; | |
| 1136 | 638 |
| 2309 | 639 if (s->auth_method == NGX_MAIL_AUTH_NONE) { |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
640 b->pos = b->start; |
| 2309 | 641 |
| 642 } else { | |
|
2440
939b40aa9ab4
update r2439: make clear name
Igor Sysoev <igor@sysoev.ru>
parents:
2438
diff
changeset
|
643 ngx_memcpy(b->start, smtp_auth_ok, sizeof(smtp_auth_ok) - 1); |
|
939b40aa9ab4
update r2439: make clear name
Igor Sysoev <igor@sysoev.ru>
parents:
2438
diff
changeset
|
644 b->last = b->start + sizeof(smtp_auth_ok) - 1; |
| 2309 | 645 } |
| 646 | |
| 1136 | 647 s->connection->read->handler = ngx_mail_proxy_handler; |
| 648 s->connection->write->handler = ngx_mail_proxy_handler; | |
| 649 rev->handler = ngx_mail_proxy_handler; | |
| 650 c->write->handler = ngx_mail_proxy_handler; | |
| 651 | |
| 652 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); | |
| 653 ngx_add_timer(s->connection->read, pcf->timeout); | |
| 654 ngx_del_timer(c->read); | |
| 655 | |
| 656 c->log->action = NULL; | |
| 657 ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); | |
| 658 | |
| 659 ngx_mail_proxy_handler(s->connection->write); | |
| 660 | |
| 661 return; | |
| 662 | |
| 663 default: | |
| 664 #if (NGX_SUPPRESS_WARN) | |
|
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3505
diff
changeset
|
665 ngx_str_null(&line); |
| 1136 | 666 #endif |
| 667 break; | |
| 668 } | |
| 669 | |
| 670 if (c->send(c, line.data, line.len) < (ssize_t) line.len) { | |
| 671 /* | |
| 672 * we treat the incomplete sending as NGX_ERROR | |
| 673 * because it is very strange here | |
| 674 */ | |
| 675 ngx_mail_proxy_internal_server_error(s); | |
| 676 return; | |
| 677 } | |
| 678 | |
| 679 s->proxy->buffer->pos = s->proxy->buffer->start; | |
| 680 s->proxy->buffer->last = s->proxy->buffer->start; | |
| 681 } | |
| 682 | |
| 683 | |
| 684 static void | |
| 685 ngx_mail_proxy_dummy_handler(ngx_event_t *wev) | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
686 { |
| 583 | 687 ngx_connection_t *c; |
| 1136 | 688 ngx_mail_session_t *s; |
| 583 | 689 |
| 1136 | 690 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, wev->log, 0, "mail proxy dummy handler"); |
| 583 | 691 |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
692 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
| 583 | 693 c = wev->data; |
| 694 s = c->data; | |
| 695 | |
| 1136 | 696 ngx_mail_proxy_close_session(s); |
| 583 | 697 } |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
698 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
699 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
700 |
| 521 | 701 static ngx_int_t |
| 1136 | 702 ngx_mail_proxy_read_response(ngx_mail_session_t *s, ngx_uint_t state) |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
703 { |
| 857 | 704 u_char *p; |
| 705 ssize_t n; | |
| 706 ngx_buf_t *b; | |
| 1136 | 707 ngx_mail_proxy_conf_t *pcf; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
708 |
| 587 | 709 s->connection->log->action = "reading response from upstream"; |
| 710 | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
711 b = s->proxy->buffer; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
712 |
| 539 | 713 n = s->proxy->upstream.connection->recv(s->proxy->upstream.connection, |
| 714 b->last, b->end - b->last); | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
715 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
716 if (n == NGX_ERROR || n == 0) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
717 return NGX_ERROR; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
718 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
719 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
720 if (n == NGX_AGAIN) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
721 return NGX_AGAIN; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
722 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
723 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
724 b->last += n; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
725 |
|
3505
c631ef8beaaa
Zimbra IMAP server may return only 4 bytes: "+ \r\n"
Igor Sysoev <igor@sysoev.ru>
parents:
3269
diff
changeset
|
726 if (b->last - b->pos < 4) { |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
727 return NGX_AGAIN; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
728 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
729 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
730 if (*(b->last - 2) != CR || *(b->last - 1) != LF) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
731 if (b->last == b->end) { |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
732 *(b->last - 1) = '\0'; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
733 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
734 "upstream sent too long response line: \"%s\"", |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
735 b->pos); |
| 571 | 736 return NGX_ERROR; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
737 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
738 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
739 return NGX_AGAIN; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
740 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
741 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
742 p = b->pos; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
743 |
| 1136 | 744 switch (s->protocol) { |
| 745 | |
| 746 case NGX_MAIL_POP3_PROTOCOL: | |
| 527 | 747 if (p[0] == '+' && p[1] == 'O' && p[2] == 'K') { |
| 748 return NGX_OK; | |
| 749 } | |
| 1136 | 750 break; |
| 527 | 751 |
| 1136 | 752 case NGX_MAIL_IMAP_PROTOCOL: |
| 663 | 753 switch (state) { |
| 754 | |
| 755 case ngx_imap_start: | |
| 527 | 756 if (p[0] == '*' && p[1] == ' ' && p[2] == 'O' && p[3] == 'K') { |
| 757 return NGX_OK; | |
| 758 } | |
| 663 | 759 break; |
| 527 | 760 |
| 663 | 761 case ngx_imap_login: |
| 762 case ngx_imap_user: | |
| 529 | 763 if (p[0] == '+') { |
| 527 | 764 return NGX_OK; |
| 765 } | |
| 663 | 766 break; |
| 767 | |
| 768 case ngx_imap_passwd: | |
| 769 if (ngx_strncmp(p, s->tag.data, s->tag.len) == 0) { | |
| 770 p += s->tag.len; | |
| 771 if (p[0] == 'O' && p[1] == 'K') { | |
| 772 return NGX_OK; | |
| 773 } | |
| 774 } | |
| 775 break; | |
| 527 | 776 } |
| 1136 | 777 |
| 778 break; | |
| 779 | |
| 780 default: /* NGX_MAIL_SMTP_PROTOCOL */ | |
| 781 switch (state) { | |
| 782 | |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
783 case ngx_smtp_start: |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
784 if (p[0] == '2' && p[1] == '2' && p[2] == '0') { |
| 1166 | 785 return NGX_OK; |
| 786 } | |
| 787 break; | |
| 1136 | 788 |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
789 case ngx_smtp_helo: |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
790 case ngx_smtp_helo_xclient: |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
791 case ngx_smtp_helo_from: |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
792 case ngx_smtp_from: |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
793 if (p[0] == '2' && p[1] == '5' && p[2] == '0') { |
| 2309 | 794 return NGX_OK; |
| 795 } | |
| 796 break; | |
| 797 | |
| 1136 | 798 case ngx_smtp_xclient: |
| 2309 | 799 case ngx_smtp_xclient_from: |
| 2497 | 800 case ngx_smtp_xclient_helo: |
| 2309 | 801 if (p[0] == '2' && (p[1] == '2' || p[1] == '5') && p[2] == '0') { |
| 1166 | 802 return NGX_OK; |
| 803 } | |
| 804 break; | |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
805 |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
806 case ngx_smtp_to: |
|
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
807 return NGX_OK; |
| 1136 | 808 } |
| 809 | |
| 1166 | 810 break; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
811 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
812 |
| 1136 | 813 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 857 | 814 |
| 815 if (pcf->pass_error_message == 0) { | |
| 816 *(b->last - 2) = '\0'; | |
| 817 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, | |
| 818 "upstream sent invalid response: \"%s\"", p); | |
| 819 return NGX_ERROR; | |
| 820 } | |
| 821 | |
| 822 s->out.len = b->last - p - 2; | |
| 823 s->out.data = p; | |
| 824 | |
| 825 ngx_log_error(NGX_LOG_INFO, s->connection->log, 0, | |
| 826 "upstream sent invalid response: \"%V\"", &s->out); | |
| 827 | |
| 828 s->out.len = b->last - b->pos; | |
| 829 s->out.data = b->pos; | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
830 |
| 571 | 831 return NGX_ERROR; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
832 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
833 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
834 |
| 521 | 835 static void |
| 1136 | 836 ngx_mail_proxy_handler(ngx_event_t *ev) |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
837 { |
| 583 | 838 char *action, *recv_action, *send_action; |
| 539 | 839 size_t size; |
| 840 ssize_t n; | |
| 841 ngx_buf_t *b; | |
| 583 | 842 ngx_uint_t do_write; |
| 539 | 843 ngx_connection_t *c, *src, *dst; |
| 1136 | 844 ngx_mail_session_t *s; |
| 845 ngx_mail_proxy_conf_t *pcf; | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
846 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
847 c = ev->data; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
848 s = c->data; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
849 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
850 if (ev->timedout) { |
| 583 | 851 c->log->action = "proxying"; |
| 852 | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
853 if (c == s->connection) { |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
854 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
855 "client timed out"); |
| 577 | 856 c->timedout = 1; |
| 857 | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
858 } else { |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
859 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
860 "upstream timed out"); |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
861 } |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
862 |
| 1136 | 863 ngx_mail_proxy_close_session(s); |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
864 return; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
865 } |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
866 |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
867 if (c == s->connection) { |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
868 if (ev->write) { |
| 583 | 869 recv_action = "proxying and reading from upstream"; |
| 870 send_action = "proxying and sending to client"; | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
871 src = s->proxy->upstream.connection; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
872 dst = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
873 b = s->proxy->buffer; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
874 |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
875 } else { |
| 583 | 876 recv_action = "proxying and reading from client"; |
| 877 send_action = "proxying and sending to upstream"; | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
878 src = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
879 dst = s->proxy->upstream.connection; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
880 b = s->buffer; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
881 } |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
882 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
883 } else { |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
884 if (ev->write) { |
| 589 | 885 recv_action = "proxying and reading from client"; |
| 886 send_action = "proxying and sending to upstream"; | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
887 src = s->connection; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
888 dst = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
889 b = s->buffer; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
890 |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
891 } else { |
| 589 | 892 recv_action = "proxying and reading from upstream"; |
| 893 send_action = "proxying and sending to client"; | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
894 src = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
895 dst = s->connection; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
896 b = s->proxy->buffer; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
897 } |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
898 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
899 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
900 do_write = ev->write ? 1 : 0; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
901 |
| 1136 | 902 ngx_log_debug3(NGX_LOG_DEBUG_MAIL, ev->log, 0, |
| 903 "mail proxy handler: %d, #%d > #%d", | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
904 do_write, src->fd, dst->fd); |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
905 |
| 583 | 906 for ( ;; ) { |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
907 |
| 583 | 908 if (do_write) { |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
909 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
910 size = b->last - b->pos; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
911 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
912 if (size && dst->write->ready) { |
| 583 | 913 c->log->action = send_action; |
| 914 | |
| 539 | 915 n = dst->send(dst, b->pos, size); |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
916 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
917 if (n == NGX_ERROR) { |
| 1136 | 918 ngx_mail_proxy_close_session(s); |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
919 return; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
920 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
921 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
922 if (n > 0) { |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
923 b->pos += n; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
924 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
925 if (b->pos == b->last) { |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
926 b->pos = b->start; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
927 b->last = b->start; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
928 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
929 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
930 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
931 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
932 |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
933 size = b->end - b->last; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
934 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
935 if (size && src->read->ready) { |
| 583 | 936 c->log->action = recv_action; |
| 937 | |
| 539 | 938 n = src->recv(src, b->last, size); |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
939 |
| 583 | 940 if (n == NGX_AGAIN || n == 0) { |
| 941 break; | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
942 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
943 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
944 if (n > 0) { |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
945 do_write = 1; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
946 b->last += n; |
| 583 | 947 |
| 948 continue; | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
949 } |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
950 |
| 583 | 951 if (n == NGX_ERROR) { |
| 952 src->read->eof = 1; | |
| 539 | 953 } |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
954 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
955 |
| 583 | 956 break; |
| 957 } | |
| 958 | |
| 959 c->log->action = "proxying"; | |
| 960 | |
|
1342
be2e13691c60
fix case when client has closed connection but upstream buffer is not empty
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
961 if ((s->connection->read->eof && s->buffer->pos == s->buffer->last) |
|
be2e13691c60
fix case when client has closed connection but upstream buffer is not empty
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
962 || (s->proxy->upstream.connection->read->eof |
|
be2e13691c60
fix case when client has closed connection but upstream buffer is not empty
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
963 && s->proxy->buffer->pos == s->proxy->buffer->last) |
|
be2e13691c60
fix case when client has closed connection but upstream buffer is not empty
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
964 || (s->connection->read->eof |
|
be2e13691c60
fix case when client has closed connection but upstream buffer is not empty
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
965 && s->proxy->upstream.connection->read->eof)) |
| 583 | 966 { |
| 967 action = c->log->action; | |
| 968 c->log->action = NULL; | |
| 969 ngx_log_error(NGX_LOG_INFO, c->log, 0, "proxied session done"); | |
| 970 c->log->action = action; | |
| 971 | |
| 1136 | 972 ngx_mail_proxy_close_session(s); |
| 583 | 973 return; |
| 974 } | |
| 975 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
976 if (ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
| 1136 | 977 ngx_mail_proxy_close_session(s); |
| 583 | 978 return; |
| 979 } | |
| 980 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
981 if (ngx_handle_read_event(dst->read, 0) != NGX_OK) { |
| 1136 | 982 ngx_mail_proxy_close_session(s); |
| 583 | 983 return; |
| 984 } | |
| 985 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
986 if (ngx_handle_write_event(src->write, 0) != NGX_OK) { |
| 1136 | 987 ngx_mail_proxy_close_session(s); |
| 583 | 988 return; |
| 989 } | |
| 990 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
991 if (ngx_handle_read_event(src->read, 0) != NGX_OK) { |
| 1136 | 992 ngx_mail_proxy_close_session(s); |
| 583 | 993 return; |
| 994 } | |
| 995 | |
| 996 if (c == s->connection) { | |
| 1136 | 997 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 583 | 998 ngx_add_timer(c->read, pcf->timeout); |
| 999 } | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1000 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1001 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1002 |
| 521 | 1003 static void |
| 1136 | 1004 ngx_mail_proxy_upstream_error(ngx_mail_session_t *s) |
| 857 | 1005 { |
| 1006 if (s->proxy->upstream.connection) { | |
| 1136 | 1007 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, |
| 1008 "close mail proxy connection: %d", | |
| 857 | 1009 s->proxy->upstream.connection->fd); |
| 1010 | |
| 1011 ngx_close_connection(s->proxy->upstream.connection); | |
| 1012 } | |
| 1013 | |
| 1014 if (s->out.len == 0) { | |
| 1136 | 1015 ngx_mail_session_internal_server_error(s); |
| 857 | 1016 return; |
| 1017 } | |
| 1018 | |
| 1019 s->quit = 1; | |
| 1136 | 1020 ngx_mail_send(s->connection->write); |
| 857 | 1021 } |
| 1022 | |
| 1023 | |
| 1024 static void | |
| 1136 | 1025 ngx_mail_proxy_internal_server_error(ngx_mail_session_t *s) |
| 527 | 1026 { |
| 1027 if (s->proxy->upstream.connection) { | |
| 1136 | 1028 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, |
| 1029 "close mail proxy connection: %d", | |
| 527 | 1030 s->proxy->upstream.connection->fd); |
| 1031 | |
| 1032 ngx_close_connection(s->proxy->upstream.connection); | |
| 1033 } | |
| 1034 | |
| 1136 | 1035 ngx_mail_session_internal_server_error(s); |
| 527 | 1036 } |
| 1037 | |
| 1038 | |
| 1039 static void | |
| 1136 | 1040 ngx_mail_proxy_close_session(ngx_mail_session_t *s) |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1041 { |
| 521 | 1042 if (s->proxy->upstream.connection) { |
| 1136 | 1043 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, |
| 1044 "close mail proxy connection: %d", | |
| 521 | 1045 s->proxy->upstream.connection->fd); |
| 1046 | |
| 1047 ngx_close_connection(s->proxy->upstream.connection); | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1048 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1049 |
| 1136 | 1050 ngx_mail_close_connection(s->connection); |
|
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nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1051 } |
| 521 | 1052 |
| 1053 | |
| 1054 static void * | |
| 1136 | 1055 ngx_mail_proxy_create_conf(ngx_conf_t *cf) |
| 577 | 1056 { |
| 1136 | 1057 ngx_mail_proxy_conf_t *pcf; |
| 577 | 1058 |
| 1136 | 1059 pcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_proxy_conf_t)); |
| 521 | 1060 if (pcf == NULL) { |
|
2912
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return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2497
diff
changeset
|
1061 return NULL; |
| 521 | 1062 } |
| 1063 | |
| 1064 pcf->enable = NGX_CONF_UNSET; | |
| 857 | 1065 pcf->pass_error_message = NGX_CONF_UNSET; |
| 1136 | 1066 pcf->xclient = NGX_CONF_UNSET; |
| 539 | 1067 pcf->buffer_size = NGX_CONF_UNSET_SIZE; |
| 1068 pcf->timeout = NGX_CONF_UNSET_MSEC; | |
| 521 | 1069 |
| 1070 return pcf; | |
| 1071 } | |
| 1072 | |
| 1073 | |
| 1074 static char * | |
| 1136 | 1075 ngx_mail_proxy_merge_conf(ngx_conf_t *cf, void *parent, void *child) |
| 521 | 1076 { |
| 1136 | 1077 ngx_mail_proxy_conf_t *prev = parent; |
| 1078 ngx_mail_proxy_conf_t *conf = child; | |
| 521 | 1079 |
| 539 | 1080 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
| 857 | 1081 ngx_conf_merge_value(conf->pass_error_message, prev->pass_error_message, 0); |
| 1136 | 1082 ngx_conf_merge_value(conf->xclient, prev->xclient, 1); |
| 539 | 1083 ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size, |
| 1084 (size_t) ngx_pagesize); | |
| 1085 ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 24 * 60 * 60000); | |
| 521 | 1086 |
| 1087 return NGX_CONF_OK; | |
| 1088 } |