Mercurial > hg > nginx
annotate src/mail/ngx_mail_proxy_module.c @ 7774:827202ca1269
HTTP/2: removed http2_max_field_size and http2_max_header_size.
Instead, size of one large_client_header_buffers buffer and all large
client header buffers are used.
| author | Maxim Dounin <mdounin@mdounin.ru> |
|---|---|
| date | Thu, 11 Feb 2021 21:52:26 +0300 |
| parents | d63c5373b5ba |
| children | da0a85e91587 |
| rev | line source |
|---|---|
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
| 4412 | 4 * Copyright (C) Nginx, Inc. |
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5 */ |
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
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10 #include <ngx_event.h> |
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11 #include <ngx_event_connect.h> |
| 1136 | 12 #include <ngx_mail.h> |
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13 |
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14 |
| 521 | 15 typedef struct { |
| 16 ngx_flag_t enable; | |
| 857 | 17 ngx_flag_t pass_error_message; |
| 1136 | 18 ngx_flag_t xclient; |
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19 ngx_flag_t smtp_auth; |
| 539 | 20 size_t buffer_size; |
| 21 ngx_msec_t timeout; | |
| 1136 | 22 } ngx_mail_proxy_conf_t; |
| 521 | 23 |
| 24 | |
| 1136 | 25 static void ngx_mail_proxy_block_read(ngx_event_t *rev); |
| 26 static void ngx_mail_proxy_pop3_handler(ngx_event_t *rev); | |
| 27 static void ngx_mail_proxy_imap_handler(ngx_event_t *rev); | |
| 28 static void ngx_mail_proxy_smtp_handler(ngx_event_t *rev); | |
| 29 static void ngx_mail_proxy_dummy_handler(ngx_event_t *ev); | |
| 30 static ngx_int_t ngx_mail_proxy_read_response(ngx_mail_session_t *s, | |
| 663 | 31 ngx_uint_t state); |
| 1136 | 32 static void ngx_mail_proxy_handler(ngx_event_t *ev); |
| 33 static void ngx_mail_proxy_upstream_error(ngx_mail_session_t *s); | |
| 34 static void ngx_mail_proxy_internal_server_error(ngx_mail_session_t *s); | |
| 35 static void ngx_mail_proxy_close_session(ngx_mail_session_t *s); | |
| 36 static void *ngx_mail_proxy_create_conf(ngx_conf_t *cf); | |
| 37 static char *ngx_mail_proxy_merge_conf(ngx_conf_t *cf, void *parent, | |
| 521 | 38 void *child); |
| 39 | |
| 40 | |
| 1136 | 41 static ngx_command_t ngx_mail_proxy_commands[] = { |
| 539 | 42 |
| 521 | 43 { ngx_string("proxy"), |
| 1136 | 44 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
| 521 | 45 ngx_conf_set_flag_slot, |
| 1136 | 46 NGX_MAIL_SRV_CONF_OFFSET, |
| 47 offsetof(ngx_mail_proxy_conf_t, enable), | |
| 521 | 48 NULL }, |
| 49 | |
| 539 | 50 { ngx_string("proxy_buffer"), |
| 1136 | 51 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 52 ngx_conf_set_size_slot, |
| 1136 | 53 NGX_MAIL_SRV_CONF_OFFSET, |
| 54 offsetof(ngx_mail_proxy_conf_t, buffer_size), | |
| 539 | 55 NULL }, |
| 56 | |
| 57 { ngx_string("proxy_timeout"), | |
| 1136 | 58 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_TAKE1, |
| 539 | 59 ngx_conf_set_msec_slot, |
| 1136 | 60 NGX_MAIL_SRV_CONF_OFFSET, |
| 61 offsetof(ngx_mail_proxy_conf_t, timeout), | |
| 539 | 62 NULL }, |
| 63 | |
| 857 | 64 { ngx_string("proxy_pass_error_message"), |
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65 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
| 857 | 66 ngx_conf_set_flag_slot, |
| 1136 | 67 NGX_MAIL_SRV_CONF_OFFSET, |
| 68 offsetof(ngx_mail_proxy_conf_t, pass_error_message), | |
| 69 NULL }, | |
| 70 | |
| 71 { ngx_string("xclient"), | |
| 72 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, | |
| 73 ngx_conf_set_flag_slot, | |
| 74 NGX_MAIL_SRV_CONF_OFFSET, | |
| 75 offsetof(ngx_mail_proxy_conf_t, xclient), | |
| 857 | 76 NULL }, |
| 77 | |
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78 { ngx_string("proxy_smtp_auth"), |
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79 NGX_MAIL_MAIN_CONF|NGX_MAIL_SRV_CONF|NGX_CONF_FLAG, |
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80 ngx_conf_set_flag_slot, |
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81 NGX_MAIL_SRV_CONF_OFFSET, |
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82 offsetof(ngx_mail_proxy_conf_t, smtp_auth), |
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83 NULL }, |
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84 |
| 521 | 85 ngx_null_command |
| 86 }; | |
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87 |
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88 |
| 1136 | 89 static ngx_mail_module_t ngx_mail_proxy_module_ctx = { |
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90 NULL, /* protocol */ |
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91 |
| 521 | 92 NULL, /* create main configuration */ |
| 93 NULL, /* init main configuration */ | |
| 94 | |
| 1136 | 95 ngx_mail_proxy_create_conf, /* create server configuration */ |
| 96 ngx_mail_proxy_merge_conf /* merge server configuration */ | |
| 521 | 97 }; |
| 98 | |
| 99 | |
| 1136 | 100 ngx_module_t ngx_mail_proxy_module = { |
| 521 | 101 NGX_MODULE_V1, |
| 1136 | 102 &ngx_mail_proxy_module_ctx, /* module context */ |
| 103 ngx_mail_proxy_commands, /* module directives */ | |
| 104 NGX_MAIL_MODULE, /* module type */ | |
| 541 | 105 NULL, /* init master */ |
| 521 | 106 NULL, /* init module */ |
| 541 | 107 NULL, /* init process */ |
| 108 NULL, /* init thread */ | |
| 109 NULL, /* exit thread */ | |
| 110 NULL, /* exit process */ | |
| 111 NULL, /* exit master */ | |
| 112 NGX_MODULE_V1_PADDING | |
| 521 | 113 }; |
| 114 | |
| 115 | |
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116 static u_char smtp_auth_ok[] = "235 2.0.0 OK" CRLF; |
| 1136 | 117 |
| 118 | |
| 521 | 119 void |
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120 ngx_mail_proxy_init(ngx_mail_session_t *s, ngx_addr_t *peer) |
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121 { |
| 527 | 122 ngx_int_t rc; |
| 1136 | 123 ngx_mail_proxy_ctx_t *p; |
| 124 ngx_mail_proxy_conf_t *pcf; | |
| 125 ngx_mail_core_srv_conf_t *cscf; | |
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126 |
| 587 | 127 s->connection->log->action = "connecting to upstream"; |
| 128 | |
| 1136 | 129 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); |
| 587 | 130 |
| 1136 | 131 p = ngx_pcalloc(s->connection->pool, sizeof(ngx_mail_proxy_ctx_t)); |
| 501 | 132 if (p == NULL) { |
| 1136 | 133 ngx_mail_session_internal_server_error(s); |
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134 return; |
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135 } |
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136 |
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137 s->proxy = p; |
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138 |
| 884 | 139 p->upstream.sockaddr = peer->sockaddr; |
| 140 p->upstream.socklen = peer->socklen; | |
| 141 p->upstream.name = &peer->name; | |
| 142 p->upstream.get = ngx_event_get_peer; | |
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143 p->upstream.log = s->connection->log; |
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144 p->upstream.log_error = NGX_ERROR_ERR; |
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145 |
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146 rc = ngx_event_connect_peer(&p->upstream); |
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147 |
| 543 | 148 if (rc == NGX_ERROR || rc == NGX_BUSY || rc == NGX_DECLINED) { |
| 1136 | 149 ngx_mail_proxy_internal_server_error(s); |
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150 return; |
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151 } |
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152 |
| 527 | 153 ngx_add_timer(p->upstream.connection->read, cscf->timeout); |
| 154 | |
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155 p->upstream.connection->data = s; |
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156 p->upstream.connection->pool = s->connection->pool; |
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157 |
| 1136 | 158 s->connection->read->handler = ngx_mail_proxy_block_read; |
| 159 p->upstream.connection->write->handler = ngx_mail_proxy_dummy_handler; | |
| 160 | |
| 161 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); | |
| 162 | |
| 163 s->proxy->buffer = ngx_create_temp_buf(s->connection->pool, | |
| 164 pcf->buffer_size); | |
| 165 if (s->proxy->buffer == NULL) { | |
| 166 ngx_mail_proxy_internal_server_error(s); | |
| 167 return; | |
| 168 } | |
| 169 | |
| 1981 | 170 s->out.len = 0; |
| 171 | |
| 1136 | 172 switch (s->protocol) { |
| 527 | 173 |
| 1136 | 174 case NGX_MAIL_POP3_PROTOCOL: |
| 175 p->upstream.connection->read->handler = ngx_mail_proxy_pop3_handler; | |
| 176 s->mail_state = ngx_pop3_start; | |
| 177 break; | |
| 527 | 178 |
| 1136 | 179 case NGX_MAIL_IMAP_PROTOCOL: |
| 180 p->upstream.connection->read->handler = ngx_mail_proxy_imap_handler; | |
| 181 s->mail_state = ngx_imap_start; | |
| 182 break; | |
| 183 | |
| 184 default: /* NGX_MAIL_SMTP_PROTOCOL */ | |
| 185 p->upstream.connection->read->handler = ngx_mail_proxy_smtp_handler; | |
| 186 s->mail_state = ngx_smtp_start; | |
| 187 break; | |
| 527 | 188 } |
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189 } |
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190 |
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191 |
| 521 | 192 static void |
| 1136 | 193 ngx_mail_proxy_block_read(ngx_event_t *rev) |
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194 { |
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195 ngx_connection_t *c; |
| 1136 | 196 ngx_mail_session_t *s; |
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197 |
| 1136 | 198 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy block read"); |
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199 |
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200 if (ngx_handle_read_event(rev, 0) != NGX_OK) { |
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201 c = rev->data; |
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202 s = c->data; |
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203 |
| 1136 | 204 ngx_mail_proxy_close_session(s); |
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205 } |
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206 } |
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207 |
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208 |
| 521 | 209 static void |
| 1136 | 210 ngx_mail_proxy_pop3_handler(ngx_event_t *rev) |
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211 { |
| 539 | 212 u_char *p; |
| 213 ngx_int_t rc; | |
| 214 ngx_str_t line; | |
| 215 ngx_connection_t *c; | |
| 1136 | 216 ngx_mail_session_t *s; |
| 217 ngx_mail_proxy_conf_t *pcf; | |
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218 |
| 1136 | 219 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
| 220 "mail proxy pop3 auth handler"); | |
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221 |
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222 c = rev->data; |
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223 s = c->data; |
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224 |
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423
fda5987b188d
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parents:
422
diff
changeset
|
225 if (rev->timedout) { |
| 527 | 226 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, |
| 227 "upstream timed out"); | |
| 577 | 228 c->timedout = 1; |
| 1136 | 229 ngx_mail_proxy_internal_server_error(s); |
|
423
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parents:
422
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|
230 return; |
|
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parents:
422
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|
231 } |
|
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parents:
422
diff
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|
232 |
| 1136 | 233 rc = ngx_mail_proxy_read_response(s, 0); |
|
419
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parents:
418
diff
changeset
|
234 |
|
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|
235 if (rc == NGX_AGAIN) { |
|
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|
236 return; |
|
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|
237 } |
|
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parents:
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diff
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|
238 |
| 571 | 239 if (rc == NGX_ERROR) { |
| 1136 | 240 ngx_mail_proxy_upstream_error(s); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
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parents:
419
diff
changeset
|
241 return; |
|
edaefb2a20fc
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parents:
419
diff
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|
242 } |
|
419
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parents:
418
diff
changeset
|
243 |
| 1136 | 244 switch (s->mail_state) { |
| 587 | 245 |
| 1136 | 246 case ngx_pop3_start: |
| 247 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send user"); | |
|
422
edaefb2a20fc
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diff
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|
248 |
| 587 | 249 s->connection->log->action = "sending user name to upstream"; |
| 250 | |
| 1136 | 251 line.len = sizeof("USER ") - 1 + s->login.len + 2; |
| 2049 | 252 line.data = ngx_pnalloc(c->pool, line.len); |
| 527 | 253 if (line.data == NULL) { |
| 1136 | 254 ngx_mail_proxy_internal_server_error(s); |
| 527 | 255 return; |
| 256 } | |
| 257 | |
| 1136 | 258 p = ngx_cpymem(line.data, "USER ", sizeof("USER ") - 1); |
| 259 p = ngx_cpymem(p, s->login.data, s->login.len); | |
| 260 *p++ = CR; *p = LF; | |
| 527 | 261 |
| 1136 | 262 s->mail_state = ngx_pop3_user; |
| 527 | 263 break; |
| 264 | |
| 1136 | 265 case ngx_pop3_user: |
| 266 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send pass"); | |
| 527 | 267 |
| 587 | 268 s->connection->log->action = "sending password to upstream"; |
| 269 | |
| 1136 | 270 line.len = sizeof("PASS ") - 1 + s->passwd.len + 2; |
| 2049 | 271 line.data = ngx_pnalloc(c->pool, line.len); |
| 501 | 272 if (line.data == NULL) { |
| 1136 | 273 ngx_mail_proxy_internal_server_error(s); |
| 527 | 274 return; |
| 275 } | |
| 276 | |
| 1136 | 277 p = ngx_cpymem(line.data, "PASS ", sizeof("PASS ") - 1); |
| 278 p = ngx_cpymem(p, s->passwd.data, s->passwd.len); | |
| 527 | 279 *p++ = CR; *p = LF; |
| 280 | |
| 1136 | 281 s->mail_state = ngx_pop3_passwd; |
| 527 | 282 break; |
| 283 | |
| 1136 | 284 case ngx_pop3_passwd: |
| 285 s->connection->read->handler = ngx_mail_proxy_handler; | |
| 286 s->connection->write->handler = ngx_mail_proxy_handler; | |
| 287 rev->handler = ngx_mail_proxy_handler; | |
| 288 c->write->handler = ngx_mail_proxy_handler; | |
| 663 | 289 |
| 1136 | 290 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 663 | 291 ngx_add_timer(s->connection->read, pcf->timeout); |
| 292 ngx_del_timer(c->read); | |
| 293 | |
| 294 c->log->action = NULL; | |
| 295 ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); | |
| 296 | |
| 1136 | 297 ngx_mail_proxy_handler(s->connection->write); |
| 663 | 298 |
| 299 return; | |
| 300 | |
| 527 | 301 default: |
| 302 #if (NGX_SUPPRESS_WARN) | |
|
3516
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diff
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|
303 ngx_str_null(&line); |
| 527 | 304 #endif |
| 305 break; | |
| 306 } | |
| 307 | |
| 539 | 308 if (c->send(c, line.data, line.len) < (ssize_t) line.len) { |
| 527 | 309 /* |
| 310 * we treat the incomplete sending as NGX_ERROR | |
| 311 * because it is very strange here | |
| 312 */ | |
| 1136 | 313 ngx_mail_proxy_internal_server_error(s); |
| 527 | 314 return; |
| 315 } | |
| 316 | |
| 317 s->proxy->buffer->pos = s->proxy->buffer->start; | |
| 318 s->proxy->buffer->last = s->proxy->buffer->start; | |
| 319 } | |
| 320 | |
| 321 | |
| 322 static void | |
| 1136 | 323 ngx_mail_proxy_imap_handler(ngx_event_t *rev) |
| 527 | 324 { |
| 539 | 325 u_char *p; |
| 326 ngx_int_t rc; | |
| 327 ngx_str_t line; | |
| 328 ngx_connection_t *c; | |
| 1136 | 329 ngx_mail_session_t *s; |
| 330 ngx_mail_proxy_conf_t *pcf; | |
| 527 | 331 |
| 1136 | 332 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
| 333 "mail proxy imap auth handler"); | |
| 527 | 334 |
| 335 c = rev->data; | |
| 336 s = c->data; | |
| 337 | |
| 338 if (rev->timedout) { | |
| 339 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, | |
| 340 "upstream timed out"); | |
| 577 | 341 c->timedout = 1; |
| 1136 | 342 ngx_mail_proxy_internal_server_error(s); |
| 527 | 343 return; |
| 344 } | |
| 345 | |
| 1136 | 346 rc = ngx_mail_proxy_read_response(s, s->mail_state); |
| 527 | 347 |
| 348 if (rc == NGX_AGAIN) { | |
| 349 return; | |
| 350 } | |
| 351 | |
| 571 | 352 if (rc == NGX_ERROR) { |
| 1136 | 353 ngx_mail_proxy_upstream_error(s); |
| 527 | 354 return; |
| 355 } | |
| 356 | |
| 1136 | 357 switch (s->mail_state) { |
| 527 | 358 |
| 1136 | 359 case ngx_imap_start: |
| 360 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 361 "mail proxy send login"); | |
| 527 | 362 |
| 1136 | 363 s->connection->log->action = "sending LOGIN command to upstream"; |
| 587 | 364 |
| 1136 | 365 line.len = s->tag.len + sizeof("LOGIN ") - 1 |
| 366 + 1 + NGX_SIZE_T_LEN + 1 + 2; | |
| 2049 | 367 line.data = ngx_pnalloc(c->pool, line.len); |
| 527 | 368 if (line.data == NULL) { |
| 1136 | 369 ngx_mail_proxy_internal_server_error(s); |
|
419
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418
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|
370 return; |
|
47709bff4468
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parents:
418
diff
changeset
|
371 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
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parents:
418
diff
changeset
|
372 |
| 1136 | 373 line.len = ngx_sprintf(line.data, "%VLOGIN {%uz}" CRLF, |
| 374 &s->tag, s->login.len) | |
| 375 - line.data; | |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
376 |
| 1136 | 377 s->mail_state = ngx_imap_login; |
| 527 | 378 break; |
| 379 | |
| 1136 | 380 case ngx_imap_login: |
| 381 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send user"); | |
| 382 | |
| 383 s->connection->log->action = "sending user name to upstream"; | |
| 384 | |
| 385 line.len = s->login.len + 1 + 1 + NGX_SIZE_T_LEN + 1 + 2; | |
| 2049 | 386 line.data = ngx_pnalloc(c->pool, line.len); |
| 1136 | 387 if (line.data == NULL) { |
| 388 ngx_mail_proxy_internal_server_error(s); | |
| 389 return; | |
| 390 } | |
| 391 | |
| 392 line.len = ngx_sprintf(line.data, "%V {%uz}" CRLF, | |
| 393 &s->login, s->passwd.len) | |
| 394 - line.data; | |
| 395 | |
| 396 s->mail_state = ngx_imap_user; | |
| 397 break; | |
| 398 | |
| 399 case ngx_imap_user: | |
| 400 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 401 "mail proxy send passwd"); | |
| 527 | 402 |
| 587 | 403 s->connection->log->action = "sending password to upstream"; |
| 404 | |
| 1136 | 405 line.len = s->passwd.len + 2; |
| 2049 | 406 line.data = ngx_pnalloc(c->pool, line.len); |
| 527 | 407 if (line.data == NULL) { |
| 1136 | 408 ngx_mail_proxy_internal_server_error(s); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
409 return; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
410 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
411 |
| 1136 | 412 p = ngx_cpymem(line.data, s->passwd.data, s->passwd.len); |
| 527 | 413 *p++ = CR; *p = LF; |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
414 |
| 1136 | 415 s->mail_state = ngx_imap_passwd; |
| 527 | 416 break; |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
417 |
| 1136 | 418 case ngx_imap_passwd: |
| 419 s->connection->read->handler = ngx_mail_proxy_handler; | |
| 420 s->connection->write->handler = ngx_mail_proxy_handler; | |
| 421 rev->handler = ngx_mail_proxy_handler; | |
| 422 c->write->handler = ngx_mail_proxy_handler; | |
| 663 | 423 |
| 1136 | 424 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 663 | 425 ngx_add_timer(s->connection->read, pcf->timeout); |
| 426 ngx_del_timer(c->read); | |
| 427 | |
| 428 c->log->action = NULL; | |
| 429 ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); | |
| 430 | |
| 1136 | 431 ngx_mail_proxy_handler(s->connection->write); |
| 663 | 432 |
| 433 return; | |
| 434 | |
| 527 | 435 default: |
| 436 #if (NGX_SUPPRESS_WARN) | |
|
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Igor Sysoev <igor@sysoev.ru>
parents:
3505
diff
changeset
|
437 ngx_str_null(&line); |
| 527 | 438 #endif |
| 439 break; | |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
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parents:
419
diff
changeset
|
440 } |
|
edaefb2a20fc
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parents:
419
diff
changeset
|
441 |
| 539 | 442 if (c->send(c, line.data, line.len) < (ssize_t) line.len) { |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
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parents:
419
diff
changeset
|
443 /* |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
444 * we treat the incomplete sending as NGX_ERROR |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
445 * because it is very strange here |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
446 */ |
| 1136 | 447 ngx_mail_proxy_internal_server_error(s); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
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parents:
419
diff
changeset
|
448 return; |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
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parents:
419
diff
changeset
|
449 } |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
450 |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
451 s->proxy->buffer->pos = s->proxy->buffer->start; |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
452 s->proxy->buffer->last = s->proxy->buffer->start; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
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parents:
418
diff
changeset
|
453 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
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parents:
418
diff
changeset
|
454 |
|
47709bff4468
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parents:
418
diff
changeset
|
455 |
| 521 | 456 static void |
| 1136 | 457 ngx_mail_proxy_smtp_handler(ngx_event_t *rev) |
| 458 { | |
| 459 u_char *p; | |
| 460 ngx_int_t rc; | |
|
7725
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Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
461 ngx_str_t line, auth, encoded; |
| 2309 | 462 ngx_buf_t *b; |
| 1136 | 463 ngx_connection_t *c; |
| 464 ngx_mail_session_t *s; | |
| 465 ngx_mail_proxy_conf_t *pcf; | |
| 466 ngx_mail_core_srv_conf_t *cscf; | |
| 467 | |
| 468 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 469 "mail proxy smtp auth handler"); | |
| 470 | |
| 471 c = rev->data; | |
| 472 s = c->data; | |
| 473 | |
| 474 if (rev->timedout) { | |
| 475 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, | |
| 476 "upstream timed out"); | |
| 477 c->timedout = 1; | |
| 478 ngx_mail_proxy_internal_server_error(s); | |
| 479 return; | |
| 480 } | |
| 481 | |
| 482 rc = ngx_mail_proxy_read_response(s, s->mail_state); | |
| 483 | |
| 484 if (rc == NGX_AGAIN) { | |
| 485 return; | |
| 486 } | |
| 487 | |
| 488 if (rc == NGX_ERROR) { | |
| 489 ngx_mail_proxy_upstream_error(s); | |
| 490 return; | |
| 491 } | |
| 492 | |
| 493 switch (s->mail_state) { | |
| 494 | |
| 495 case ngx_smtp_start: | |
| 496 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, "mail proxy send ehlo"); | |
| 497 | |
| 498 s->connection->log->action = "sending HELO/EHLO to upstream"; | |
| 499 | |
| 500 cscf = ngx_mail_get_module_srv_conf(s, ngx_mail_core_module); | |
| 501 | |
| 502 line.len = sizeof("HELO ") - 1 + cscf->server_name.len + 2; | |
| 2049 | 503 line.data = ngx_pnalloc(c->pool, line.len); |
| 1136 | 504 if (line.data == NULL) { |
| 505 ngx_mail_proxy_internal_server_error(s); | |
| 506 return; | |
| 507 } | |
| 508 | |
| 509 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); | |
| 510 | |
| 511 p = ngx_cpymem(line.data, | |
| 512 ((s->esmtp || pcf->xclient) ? "EHLO " : "HELO "), | |
| 513 sizeof("HELO ") - 1); | |
| 514 | |
| 515 p = ngx_cpymem(p, cscf->server_name.data, cscf->server_name.len); | |
| 516 *p++ = CR; *p = LF; | |
| 517 | |
| 2309 | 518 if (pcf->xclient) { |
| 519 s->mail_state = ngx_smtp_helo_xclient; | |
| 520 | |
| 521 } else if (s->auth_method == NGX_MAIL_AUTH_NONE) { | |
| 522 s->mail_state = ngx_smtp_helo_from; | |
| 523 | |
|
7725
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Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
524 } else if (pcf->smtp_auth) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
525 s->mail_state = ngx_smtp_helo_auth; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
526 |
| 2309 | 527 } else { |
| 528 s->mail_state = ngx_smtp_helo; | |
| 529 } | |
| 1136 | 530 |
| 531 break; | |
| 532 | |
| 2309 | 533 case ngx_smtp_helo_xclient: |
| 1136 | 534 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
| 535 "mail proxy send xclient"); | |
| 536 | |
| 537 s->connection->log->action = "sending XCLIENT to upstream"; | |
| 538 | |
| 2497 | 539 line.len = sizeof("XCLIENT ADDR= LOGIN= NAME=" |
|
1892
057d362ee50e
resolver in smtp proxy module
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
540 CRLF) - 1 |
|
057d362ee50e
resolver in smtp proxy module
Igor Sysoev <igor@sysoev.ru>
parents:
1487
diff
changeset
|
541 + s->connection->addr_text.len + s->login.len + s->host.len; |
| 1136 | 542 |
|
5522
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
543 #if (NGX_HAVE_INET6) |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
544 if (s->connection->sockaddr->sa_family == AF_INET6) { |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
545 line.len += sizeof("IPV6:") - 1; |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
546 } |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
547 #endif |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
548 |
| 2049 | 549 line.data = ngx_pnalloc(c->pool, line.len); |
| 1136 | 550 if (line.data == NULL) { |
| 551 ngx_mail_proxy_internal_server_error(s); | |
| 552 return; | |
| 553 } | |
| 554 | |
|
5522
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
555 p = ngx_cpymem(line.data, "XCLIENT ADDR=", sizeof("XCLIENT ADDR=") - 1); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
556 |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
557 #if (NGX_HAVE_INET6) |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
558 if (s->connection->sockaddr->sa_family == AF_INET6) { |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
559 p = ngx_cpymem(p, "IPV6:", sizeof("IPV6:") - 1); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
560 } |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
561 #endif |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
562 |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
563 p = ngx_copy(p, s->connection->addr_text.data, |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
564 s->connection->addr_text.len); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
565 |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
566 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
567 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
568 if (s->login.len && !pcf->smtp_auth) { |
|
5522
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
569 p = ngx_cpymem(p, " LOGIN=", sizeof(" LOGIN=") - 1); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
570 p = ngx_copy(p, s->login.data, s->login.len); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
571 } |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
572 |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
573 p = ngx_cpymem(p, " NAME=", sizeof(" NAME=") - 1); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
574 p = ngx_copy(p, s->host.data, s->host.len); |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
575 |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
576 *p++ = CR; *p++ = LF; |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
577 |
|
bb3dc21c89ef
Mail: fixed passing of IPv6 client address in XCLIENT.
Ruslan Ermilov <ru@nginx.com>
parents:
5399
diff
changeset
|
578 line.len = p - line.data; |
| 2309 | 579 |
| 2497 | 580 if (s->smtp_helo.len) { |
| 581 s->mail_state = ngx_smtp_xclient_helo; | |
| 582 | |
| 583 } else if (s->auth_method == NGX_MAIL_AUTH_NONE) { | |
| 584 s->mail_state = ngx_smtp_xclient_from; | |
| 585 | |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
586 } else if (pcf->smtp_auth) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
587 s->mail_state = ngx_smtp_xclient_auth; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
588 |
| 2497 | 589 } else { |
| 590 s->mail_state = ngx_smtp_xclient; | |
| 591 } | |
| 592 | |
| 593 break; | |
| 594 | |
| 595 case ngx_smtp_xclient_helo: | |
| 596 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 597 "mail proxy send client ehlo"); | |
| 598 | |
| 599 s->connection->log->action = "sending client HELO/EHLO to upstream"; | |
| 600 | |
| 601 line.len = sizeof("HELO " CRLF) - 1 + s->smtp_helo.len; | |
| 602 | |
| 603 line.data = ngx_pnalloc(c->pool, line.len); | |
| 604 if (line.data == NULL) { | |
| 605 ngx_mail_proxy_internal_server_error(s); | |
| 606 return; | |
| 607 } | |
| 608 | |
| 609 line.len = ngx_sprintf(line.data, | |
| 610 ((s->esmtp) ? "EHLO %V" CRLF : "HELO %V" CRLF), | |
| 611 &s->smtp_helo) | |
| 612 - line.data; | |
| 613 | |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
614 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
615 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
616 if (s->auth_method == NGX_MAIL_AUTH_NONE) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
617 s->mail_state = ngx_smtp_helo_from; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
618 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
619 } else if (pcf->smtp_auth) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
620 s->mail_state = ngx_smtp_helo_auth; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
621 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
622 } else { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
623 s->mail_state = ngx_smtp_helo; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
624 } |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
625 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
626 break; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
627 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
628 case ngx_smtp_helo_auth: |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
629 case ngx_smtp_xclient_auth: |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
630 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
631 "mail proxy send auth"); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
632 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
633 s->connection->log->action = "sending AUTH to upstream"; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
634 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
635 if (s->passwd.data == NULL) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
636 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
637 "no password available"); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
638 ngx_mail_proxy_internal_server_error(s); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
639 return; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
640 } |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
641 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
642 auth.len = 1 + s->login.len + 1 + s->passwd.len; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
643 auth.data = ngx_pnalloc(c->pool, auth.len); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
644 if (auth.data == NULL) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
645 ngx_mail_proxy_internal_server_error(s); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
646 return; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
647 } |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
648 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
649 auth.len = ngx_sprintf(auth.data, "%Z%V%Z%V", &s->login, &s->passwd) |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
650 - auth.data; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
651 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
652 line.len = sizeof("AUTH PLAIN " CRLF) - 1 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
653 + ngx_base64_encoded_length(auth.len); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
654 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
655 line.data = ngx_pnalloc(c->pool, line.len); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
656 if (line.data == NULL) { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
657 ngx_mail_proxy_internal_server_error(s); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
658 return; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
659 } |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
660 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
661 encoded.data = ngx_cpymem(line.data, "AUTH PLAIN ", |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
662 sizeof("AUTH PLAIN ") - 1); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
663 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
664 ngx_encode_base64(&encoded, &auth); |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
665 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
666 p = encoded.data + encoded.len; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
667 *p++ = CR; *p = LF; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
668 |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
669 s->mail_state = ngx_smtp_auth_plain; |
| 2309 | 670 |
| 671 break; | |
| 672 | |
| 673 case ngx_smtp_helo_from: | |
| 674 case ngx_smtp_xclient_from: | |
| 675 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 676 "mail proxy send mail from"); | |
| 677 | |
| 678 s->connection->log->action = "sending MAIL FROM to upstream"; | |
| 679 | |
| 680 line.len = s->smtp_from.len + sizeof(CRLF) - 1; | |
| 681 line.data = ngx_pnalloc(c->pool, line.len); | |
| 682 if (line.data == NULL) { | |
| 683 ngx_mail_proxy_internal_server_error(s); | |
| 684 return; | |
| 1136 | 685 } |
| 686 | |
| 2309 | 687 p = ngx_cpymem(line.data, s->smtp_from.data, s->smtp_from.len); |
| 688 *p++ = CR; *p = LF; | |
| 689 | |
| 690 s->mail_state = ngx_smtp_from; | |
| 691 | |
| 1136 | 692 break; |
| 693 | |
| 2309 | 694 case ngx_smtp_from: |
| 695 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, rev->log, 0, | |
| 696 "mail proxy send rcpt to"); | |
| 697 | |
| 698 s->connection->log->action = "sending RCPT TO to upstream"; | |
| 699 | |
| 700 line.len = s->smtp_to.len + sizeof(CRLF) - 1; | |
| 701 line.data = ngx_pnalloc(c->pool, line.len); | |
| 702 if (line.data == NULL) { | |
| 703 ngx_mail_proxy_internal_server_error(s); | |
| 704 return; | |
| 705 } | |
| 706 | |
| 707 p = ngx_cpymem(line.data, s->smtp_to.data, s->smtp_to.len); | |
| 708 *p++ = CR; *p = LF; | |
| 709 | |
| 710 s->mail_state = ngx_smtp_to; | |
| 1136 | 711 |
| 2309 | 712 break; |
| 713 | |
| 714 case ngx_smtp_helo: | |
| 715 case ngx_smtp_xclient: | |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
716 case ngx_smtp_auth_plain: |
| 2309 | 717 case ngx_smtp_to: |
| 718 | |
| 719 b = s->proxy->buffer; | |
| 1136 | 720 |
| 2309 | 721 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
|
722 b->pos = b->start; |
| 2309 | 723 |
| 724 } else { | |
|
2440
939b40aa9ab4
update r2439: make clear name
Igor Sysoev <igor@sysoev.ru>
parents:
2438
diff
changeset
|
725 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
|
726 b->last = b->start + sizeof(smtp_auth_ok) - 1; |
| 2309 | 727 } |
| 728 | |
| 1136 | 729 s->connection->read->handler = ngx_mail_proxy_handler; |
| 730 s->connection->write->handler = ngx_mail_proxy_handler; | |
| 731 rev->handler = ngx_mail_proxy_handler; | |
| 732 c->write->handler = ngx_mail_proxy_handler; | |
| 733 | |
| 734 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); | |
| 735 ngx_add_timer(s->connection->read, pcf->timeout); | |
| 736 ngx_del_timer(c->read); | |
| 737 | |
| 738 c->log->action = NULL; | |
| 739 ngx_log_error(NGX_LOG_INFO, c->log, 0, "client logged in"); | |
| 740 | |
|
5398
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
741 if (s->buffer->pos == s->buffer->last) { |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
742 ngx_mail_proxy_handler(s->connection->write); |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
743 |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
744 } else { |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
745 ngx_mail_proxy_handler(c->write); |
|
04e43d03e153
Mail: smtp pipelining support.
Maxim Dounin <mdounin@mdounin.ru>
parents:
4412
diff
changeset
|
746 } |
| 1136 | 747 |
| 748 return; | |
| 749 | |
| 750 default: | |
| 751 #if (NGX_SUPPRESS_WARN) | |
|
3516
dd1570b6f237
ngx_str_set() and ngx_str_null()
Igor Sysoev <igor@sysoev.ru>
parents:
3505
diff
changeset
|
752 ngx_str_null(&line); |
| 1136 | 753 #endif |
| 754 break; | |
| 755 } | |
| 756 | |
| 757 if (c->send(c, line.data, line.len) < (ssize_t) line.len) { | |
| 758 /* | |
| 759 * we treat the incomplete sending as NGX_ERROR | |
| 760 * because it is very strange here | |
| 761 */ | |
| 762 ngx_mail_proxy_internal_server_error(s); | |
| 763 return; | |
| 764 } | |
| 765 | |
| 766 s->proxy->buffer->pos = s->proxy->buffer->start; | |
| 767 s->proxy->buffer->last = s->proxy->buffer->start; | |
| 768 } | |
| 769 | |
| 770 | |
| 771 static void | |
| 772 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
|
773 { |
| 583 | 774 ngx_connection_t *c; |
| 1136 | 775 ngx_mail_session_t *s; |
| 583 | 776 |
| 1136 | 777 ngx_log_debug0(NGX_LOG_DEBUG_MAIL, wev->log, 0, "mail proxy dummy handler"); |
| 583 | 778 |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
779 if (ngx_handle_write_event(wev, 0) != NGX_OK) { |
| 583 | 780 c = wev->data; |
| 781 s = c->data; | |
| 782 | |
| 1136 | 783 ngx_mail_proxy_close_session(s); |
| 583 | 784 } |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
785 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
786 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
787 |
| 521 | 788 static ngx_int_t |
| 1136 | 789 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
|
790 { |
|
5399
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
791 u_char *p, *m; |
| 857 | 792 ssize_t n; |
| 793 ngx_buf_t *b; | |
| 1136 | 794 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
|
795 |
| 587 | 796 s->connection->log->action = "reading response from upstream"; |
| 797 | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
798 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
|
799 |
| 539 | 800 n = s->proxy->upstream.connection->recv(s->proxy->upstream.connection, |
| 801 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
|
802 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
803 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
|
804 return NGX_ERROR; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
805 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
806 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
807 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
|
808 return NGX_AGAIN; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
809 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
810 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
811 b->last += n; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
812 |
|
3505
c631ef8beaaa
Zimbra IMAP server may return only 4 bytes: "+ \r\n"
Igor Sysoev <igor@sysoev.ru>
parents:
3269
diff
changeset
|
813 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
|
814 return NGX_AGAIN; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
815 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
816 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
817 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
|
818 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
|
819 *(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
|
820 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
|
821 "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
|
822 b->pos); |
| 571 | 823 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
|
824 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
825 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
826 return NGX_AGAIN; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
827 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
828 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
829 p = b->pos; |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
830 |
| 1136 | 831 switch (s->protocol) { |
| 832 | |
| 833 case NGX_MAIL_POP3_PROTOCOL: | |
| 527 | 834 if (p[0] == '+' && p[1] == 'O' && p[2] == 'K') { |
| 835 return NGX_OK; | |
| 836 } | |
| 1136 | 837 break; |
| 527 | 838 |
| 1136 | 839 case NGX_MAIL_IMAP_PROTOCOL: |
| 663 | 840 switch (state) { |
| 841 | |
| 842 case ngx_imap_start: | |
| 527 | 843 if (p[0] == '*' && p[1] == ' ' && p[2] == 'O' && p[3] == 'K') { |
| 844 return NGX_OK; | |
| 845 } | |
| 663 | 846 break; |
| 527 | 847 |
| 663 | 848 case ngx_imap_login: |
| 849 case ngx_imap_user: | |
| 529 | 850 if (p[0] == '+') { |
| 527 | 851 return NGX_OK; |
| 852 } | |
| 663 | 853 break; |
| 854 | |
| 855 case ngx_imap_passwd: | |
| 856 if (ngx_strncmp(p, s->tag.data, s->tag.len) == 0) { | |
| 857 p += s->tag.len; | |
| 858 if (p[0] == 'O' && p[1] == 'K') { | |
| 859 return NGX_OK; | |
| 860 } | |
| 861 } | |
| 862 break; | |
| 527 | 863 } |
| 1136 | 864 |
| 865 break; | |
| 866 | |
| 867 default: /* NGX_MAIL_SMTP_PROTOCOL */ | |
|
5399
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
868 |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
869 if (p[3] == '-') { |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
870 /* multiline reply, check if we got last line */ |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
871 |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
872 m = b->last - (sizeof(CRLF "200" CRLF) - 1); |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
873 |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
874 while (m > p) { |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
875 if (m[0] == CR && m[1] == LF) { |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
876 break; |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
877 } |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
878 |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
879 m--; |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
880 } |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
881 |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
882 if (m <= p || m[5] == '-') { |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
883 return NGX_AGAIN; |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
884 } |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
885 } |
|
d3e09aa03a7a
Mail: handle smtp multiline replies.
Maxim Dounin <mdounin@mdounin.ru>
parents:
5398
diff
changeset
|
886 |
| 1136 | 887 switch (state) { |
| 888 | |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
889 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
|
890 if (p[0] == '2' && p[1] == '2' && p[2] == '0') { |
| 1166 | 891 return NGX_OK; |
| 892 } | |
| 893 break; | |
| 1136 | 894 |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
895 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
|
896 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
|
897 case ngx_smtp_helo_from: |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
898 case ngx_smtp_helo_auth: |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
899 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
|
900 if (p[0] == '2' && p[1] == '5' && p[2] == '0') { |
| 2309 | 901 return NGX_OK; |
| 902 } | |
| 903 break; | |
| 904 | |
| 1136 | 905 case ngx_smtp_xclient: |
| 2309 | 906 case ngx_smtp_xclient_from: |
| 2497 | 907 case ngx_smtp_xclient_helo: |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
908 case ngx_smtp_xclient_auth: |
| 2309 | 909 if (p[0] == '2' && (p[1] == '2' || p[1] == '5') && p[2] == '0') { |
| 1166 | 910 return NGX_OK; |
| 911 } | |
| 912 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
|
913 |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
914 case ngx_smtp_auth_plain: |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
915 if (p[0] == '2' && p[1] == '3' && p[2] == '5') { |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
916 return NGX_OK; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
917 } |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
918 break; |
|
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
919 |
|
2311
6bad42a41dd8
do not close session if SMTP backend returned an error on RCPT TO
Igor Sysoev <igor@sysoev.ru>
parents:
2309
diff
changeset
|
920 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
|
921 return NGX_OK; |
| 1136 | 922 } |
| 923 | |
| 1166 | 924 break; |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
925 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
926 |
| 1136 | 927 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 857 | 928 |
| 929 if (pcf->pass_error_message == 0) { | |
| 930 *(b->last - 2) = '\0'; | |
| 931 ngx_log_error(NGX_LOG_ERR, s->connection->log, 0, | |
| 932 "upstream sent invalid response: \"%s\"", p); | |
| 933 return NGX_ERROR; | |
| 934 } | |
| 935 | |
| 936 s->out.len = b->last - p - 2; | |
| 937 s->out.data = p; | |
| 938 | |
| 939 ngx_log_error(NGX_LOG_INFO, s->connection->log, 0, | |
| 940 "upstream sent invalid response: \"%V\"", &s->out); | |
| 941 | |
| 942 s->out.len = b->last - b->pos; | |
| 943 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
|
944 |
| 571 | 945 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
|
946 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
947 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
948 |
| 521 | 949 static void |
| 1136 | 950 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
|
951 { |
| 583 | 952 char *action, *recv_action, *send_action; |
| 539 | 953 size_t size; |
| 954 ssize_t n; | |
| 955 ngx_buf_t *b; | |
| 583 | 956 ngx_uint_t do_write; |
| 539 | 957 ngx_connection_t *c, *src, *dst; |
| 1136 | 958 ngx_mail_session_t *s; |
| 959 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
|
960 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
961 c = ev->data; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
962 s = c->data; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
963 |
|
7156
9c29644f6d03
Fixed worker_shutdown_timeout in various cases.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6480
diff
changeset
|
964 if (ev->timedout || c->close) { |
| 583 | 965 c->log->action = "proxying"; |
| 966 | |
|
7156
9c29644f6d03
Fixed worker_shutdown_timeout in various cases.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6480
diff
changeset
|
967 if (c->close) { |
|
9c29644f6d03
Fixed worker_shutdown_timeout in various cases.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6480
diff
changeset
|
968 ngx_log_error(NGX_LOG_INFO, c->log, 0, "shutdown timeout"); |
|
9c29644f6d03
Fixed worker_shutdown_timeout in various cases.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6480
diff
changeset
|
969 |
|
9c29644f6d03
Fixed worker_shutdown_timeout in various cases.
Maxim Dounin <mdounin@mdounin.ru>
parents:
6480
diff
changeset
|
970 } else 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
|
971 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
|
972 "client timed out"); |
| 577 | 973 c->timedout = 1; |
| 974 | |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
975 } else { |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
976 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
|
977 "upstream timed out"); |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
978 } |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
979 |
| 1136 | 980 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
|
981 return; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
982 } |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
983 |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
984 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
|
985 if (ev->write) { |
| 583 | 986 recv_action = "proxying and reading from upstream"; |
| 987 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
|
988 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
|
989 dst = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
990 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
|
991 |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
992 } else { |
| 583 | 993 recv_action = "proxying and reading from client"; |
| 994 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
|
995 src = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
996 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
|
997 b = s->buffer; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
998 } |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
999 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1000 } else { |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1001 if (ev->write) { |
| 589 | 1002 recv_action = "proxying and reading from client"; |
| 1003 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
|
1004 src = s->connection; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1005 dst = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1006 b = s->buffer; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1007 |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1008 } else { |
| 589 | 1009 recv_action = "proxying and reading from upstream"; |
| 1010 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
|
1011 src = c; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1012 dst = s->connection; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1013 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
|
1014 } |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1015 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1016 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1017 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
|
1018 |
| 1136 | 1019 ngx_log_debug3(NGX_LOG_DEBUG_MAIL, ev->log, 0, |
| 6480 | 1020 "mail proxy handler: %ui, #%d > #%d", |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1021 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
|
1022 |
| 583 | 1023 for ( ;; ) { |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1024 |
| 583 | 1025 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
|
1026 |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1027 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
|
1028 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1029 if (size && dst->write->ready) { |
| 583 | 1030 c->log->action = send_action; |
| 1031 | |
| 539 | 1032 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
|
1033 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1034 if (n == NGX_ERROR) { |
| 1136 | 1035 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
|
1036 return; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1037 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1038 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1039 if (n > 0) { |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1040 b->pos += n; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1041 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1042 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
|
1043 b->pos = b->start; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1044 b->last = b->start; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1045 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1046 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1047 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1048 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1049 |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1050 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
|
1051 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
1052 if (size && src->read->ready) { |
| 583 | 1053 c->log->action = recv_action; |
| 1054 | |
| 539 | 1055 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
|
1056 |
| 583 | 1057 if (n == NGX_AGAIN || n == 0) { |
| 1058 break; | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1059 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1060 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1061 if (n > 0) { |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1062 do_write = 1; |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1063 b->last += n; |
| 583 | 1064 |
| 1065 continue; | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1066 } |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1067 |
| 583 | 1068 if (n == NGX_ERROR) { |
| 1069 src->read->eof = 1; | |
| 539 | 1070 } |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1071 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1072 |
| 583 | 1073 break; |
| 1074 } | |
| 1075 | |
| 1076 c->log->action = "proxying"; | |
| 1077 | |
|
1342
be2e13691c60
fix case when client has closed connection but upstream buffer is not empty
Igor Sysoev <igor@sysoev.ru>
parents:
1166
diff
changeset
|
1078 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
|
1079 || (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
|
1080 && 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
|
1081 || (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
|
1082 && s->proxy->upstream.connection->read->eof)) |
| 583 | 1083 { |
| 1084 action = c->log->action; | |
| 1085 c->log->action = NULL; | |
| 1086 ngx_log_error(NGX_LOG_INFO, c->log, 0, "proxied session done"); | |
| 1087 c->log->action = action; | |
| 1088 | |
| 1136 | 1089 ngx_mail_proxy_close_session(s); |
| 583 | 1090 return; |
| 1091 } | |
| 1092 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
1093 if (ngx_handle_write_event(dst->write, 0) != NGX_OK) { |
| 1136 | 1094 ngx_mail_proxy_close_session(s); |
| 583 | 1095 return; |
| 1096 } | |
| 1097 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
1098 if (ngx_handle_read_event(dst->read, 0) != NGX_OK) { |
| 1136 | 1099 ngx_mail_proxy_close_session(s); |
| 583 | 1100 return; |
| 1101 } | |
| 1102 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
1103 if (ngx_handle_write_event(src->write, 0) != NGX_OK) { |
| 1136 | 1104 ngx_mail_proxy_close_session(s); |
| 583 | 1105 return; |
| 1106 } | |
| 1107 | |
|
2388
722b5aff05ae
use "!= NGX_OK" instead of "== NGX_ERROR"
Igor Sysoev <igor@sysoev.ru>
parents:
2311
diff
changeset
|
1108 if (ngx_handle_read_event(src->read, 0) != NGX_OK) { |
| 1136 | 1109 ngx_mail_proxy_close_session(s); |
| 583 | 1110 return; |
| 1111 } | |
| 1112 | |
| 1113 if (c == s->connection) { | |
| 1136 | 1114 pcf = ngx_mail_get_module_srv_conf(s, ngx_mail_proxy_module); |
| 583 | 1115 ngx_add_timer(c->read, pcf->timeout); |
| 1116 } | |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1117 } |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1118 |
|
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1119 |
| 521 | 1120 static void |
| 1136 | 1121 ngx_mail_proxy_upstream_error(ngx_mail_session_t *s) |
| 857 | 1122 { |
| 1123 if (s->proxy->upstream.connection) { | |
| 1136 | 1124 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, |
| 1125 "close mail proxy connection: %d", | |
| 857 | 1126 s->proxy->upstream.connection->fd); |
| 1127 | |
| 1128 ngx_close_connection(s->proxy->upstream.connection); | |
| 1129 } | |
| 1130 | |
| 1131 if (s->out.len == 0) { | |
| 1136 | 1132 ngx_mail_session_internal_server_error(s); |
| 857 | 1133 return; |
| 1134 } | |
| 1135 | |
| 1136 s->quit = 1; | |
| 1136 | 1137 ngx_mail_send(s->connection->write); |
| 857 | 1138 } |
| 1139 | |
| 1140 | |
| 1141 static void | |
| 1136 | 1142 ngx_mail_proxy_internal_server_error(ngx_mail_session_t *s) |
| 527 | 1143 { |
| 1144 if (s->proxy->upstream.connection) { | |
| 1136 | 1145 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, |
| 1146 "close mail proxy connection: %d", | |
| 527 | 1147 s->proxy->upstream.connection->fd); |
| 1148 | |
| 1149 ngx_close_connection(s->proxy->upstream.connection); | |
| 1150 } | |
| 1151 | |
| 1136 | 1152 ngx_mail_session_internal_server_error(s); |
| 527 | 1153 } |
| 1154 | |
| 1155 | |
| 1156 static void | |
| 1136 | 1157 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
|
1158 { |
| 521 | 1159 if (s->proxy->upstream.connection) { |
| 1136 | 1160 ngx_log_debug1(NGX_LOG_DEBUG_MAIL, s->connection->log, 0, |
| 1161 "close mail proxy connection: %d", | |
| 521 | 1162 s->proxy->upstream.connection->fd); |
| 1163 | |
| 1164 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
|
1165 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
1166 |
| 1136 | 1167 ngx_mail_close_connection(s->connection); |
|
418
cf072d26d6d6
nginx-0.0.10-2004-09-08-09:18:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
1168 } |
| 521 | 1169 |
| 1170 | |
| 1171 static void * | |
| 1136 | 1172 ngx_mail_proxy_create_conf(ngx_conf_t *cf) |
| 577 | 1173 { |
| 1136 | 1174 ngx_mail_proxy_conf_t *pcf; |
| 577 | 1175 |
| 1136 | 1176 pcf = ngx_pcalloc(cf->pool, sizeof(ngx_mail_proxy_conf_t)); |
| 521 | 1177 if (pcf == NULL) { |
|
2912
c7d57b539248
return NULL instead of NGX_CONF_ERROR on a create conf failure
Igor Sysoev <igor@sysoev.ru>
parents:
2497
diff
changeset
|
1178 return NULL; |
| 521 | 1179 } |
| 1180 | |
| 1181 pcf->enable = NGX_CONF_UNSET; | |
| 857 | 1182 pcf->pass_error_message = NGX_CONF_UNSET; |
| 1136 | 1183 pcf->xclient = NGX_CONF_UNSET; |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
1184 pcf->smtp_auth = NGX_CONF_UNSET; |
| 539 | 1185 pcf->buffer_size = NGX_CONF_UNSET_SIZE; |
| 1186 pcf->timeout = NGX_CONF_UNSET_MSEC; | |
| 521 | 1187 |
| 1188 return pcf; | |
| 1189 } | |
| 1190 | |
| 1191 | |
| 1192 static char * | |
| 1136 | 1193 ngx_mail_proxy_merge_conf(ngx_conf_t *cf, void *parent, void *child) |
| 521 | 1194 { |
| 1136 | 1195 ngx_mail_proxy_conf_t *prev = parent; |
| 1196 ngx_mail_proxy_conf_t *conf = child; | |
| 521 | 1197 |
| 539 | 1198 ngx_conf_merge_value(conf->enable, prev->enable, 0); |
| 857 | 1199 ngx_conf_merge_value(conf->pass_error_message, prev->pass_error_message, 0); |
| 1136 | 1200 ngx_conf_merge_value(conf->xclient, prev->xclient, 1); |
|
7725
d63c5373b5ba
Mail: proxy_smtp_auth directive.
Maxim Dounin <mdounin@mdounin.ru>
parents:
7156
diff
changeset
|
1201 ngx_conf_merge_value(conf->smtp_auth, prev->smtp_auth, 0); |
| 539 | 1202 ngx_conf_merge_size_value(conf->buffer_size, prev->buffer_size, |
| 1203 (size_t) ngx_pagesize); | |
| 1204 ngx_conf_merge_msec_value(conf->timeout, prev->timeout, 24 * 60 * 60000); | |
| 521 | 1205 |
| 1206 return NGX_CONF_OK; | |
| 1207 } |