Mercurial > hg > nginx
annotate src/imap/ngx_imap_handler.c @ 884:4d68c486fcb0
upstream choice modules
| author | Igor Sysoev <igor@sysoev.ru> |
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| date | Mon, 04 Dec 2006 16:46:13 +0000 |
| parents | b006f30d6a2f |
| children | 4f7dca9c37f0 |
| rev | line source |
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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_imap.h> |
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12 |
| 547 | 13 static void ngx_imap_init_session(ngx_connection_t *c); |
| 541 | 14 static void ngx_imap_init_protocol(ngx_event_t *rev); |
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15 static void ngx_imap_do_auth(ngx_imap_session_t *s); |
| 527 | 16 static ngx_int_t ngx_imap_read_command(ngx_imap_session_t *s); |
| 541 | 17 static u_char *ngx_imap_log_error(ngx_log_t *log, u_char *buf, size_t len); |
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18 |
| 539 | 19 #if (NGX_IMAP_SSL) |
| 583 | 20 static void ngx_imap_ssl_init_connection(ngx_ssl_t *ssl, ngx_connection_t *c); |
| 547 | 21 static void ngx_imap_ssl_handshake_handler(ngx_connection_t *c); |
| 539 | 22 #endif |
| 23 | |
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24 |
| 521 | 25 static ngx_str_t greetings[] = { |
| 527 | 26 ngx_string("+OK POP3 ready" CRLF), |
| 529 | 27 ngx_string("* OK IMAP4 ready" CRLF) |
| 521 | 28 }; |
| 29 | |
| 525 | 30 static ngx_str_t internal_server_errors[] = { |
| 31 ngx_string("-ERR internal server error" CRLF), | |
| 32 ngx_string("* BAD internal server error" CRLF), | |
| 33 }; | |
| 34 | |
| 521 | 35 static u_char pop3_ok[] = "+OK" CRLF; |
| 809 | 36 static u_char pop3_next[] = "+ " CRLF; |
| 37 static u_char pop3_username[] = "+ VXNlcm5hbWU6" CRLF; | |
| 38 static u_char pop3_password[] = "+ UGFzc3dvcmQ6" CRLF; | |
| 521 | 39 static u_char pop3_invalid_command[] = "-ERR invalid command" CRLF; |
| 40 | |
| 543 | 41 static u_char imap_star[] = "* "; |
| 529 | 42 static u_char imap_ok[] = "OK completed" CRLF; |
| 527 | 43 static u_char imap_next[] = "+ OK" CRLF; |
| 44 static u_char imap_bye[] = "* BYE" CRLF; | |
| 45 static u_char imap_invalid_command[] = "BAD invalid command" CRLF; | |
| 46 | |
| 521 | 47 |
| 48 void | |
| 49 ngx_imap_init_connection(ngx_connection_t *c) | |
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50 { |
| 641 | 51 in_addr_t in_addr; |
| 52 socklen_t len; | |
| 53 ngx_uint_t i; | |
| 54 struct sockaddr_in sin; | |
| 55 ngx_imap_log_ctx_t *ctx; | |
| 56 ngx_imap_in_port_t *imip; | |
| 57 ngx_imap_in_addr_t *imia; | |
| 58 ngx_imap_session_t *s; | |
| 543 | 59 #if (NGX_IMAP_SSL) |
| 583 | 60 ngx_imap_ssl_conf_t *sslcf; |
| 543 | 61 #endif |
| 541 | 62 |
| 641 | 63 |
| 64 /* find the server configuration for the address:port */ | |
| 65 | |
| 66 /* AF_INET only */ | |
| 67 | |
| 68 imip = c->listening->servers; | |
| 69 imia = imip->addrs; | |
| 70 | |
| 71 i = 0; | |
| 72 | |
| 73 if (imip->naddrs > 1) { | |
| 74 | |
| 75 /* | |
| 76 * There are several addresses on this port and one of them | |
| 77 * is the "*:port" wildcard so getsockname() is needed to determine | |
| 78 * the server address. | |
| 79 * | |
| 80 * AcceptEx() already gave this address. | |
| 81 */ | |
| 82 | |
| 83 #if (NGX_WIN32) | |
| 84 if (c->local_sockaddr) { | |
| 85 in_addr = | |
| 86 ((struct sockaddr_in *) c->local_sockaddr)->sin_addr.s_addr; | |
| 541 | 87 |
| 641 | 88 } else |
| 89 #endif | |
| 90 { | |
| 91 len = sizeof(struct sockaddr_in); | |
| 92 if (getsockname(c->fd, (struct sockaddr *) &sin, &len) == -1) { | |
| 93 ngx_connection_error(c, ngx_socket_errno, | |
| 94 "getsockname() failed"); | |
| 95 ngx_imap_close_connection(c); | |
| 96 return; | |
| 97 } | |
| 98 | |
| 99 in_addr = sin.sin_addr.s_addr; | |
| 100 } | |
| 101 | |
| 102 /* the last address is "*" */ | |
| 103 | |
| 104 for ( /* void */ ; i < imip->naddrs - 1; i++) { | |
| 105 if (in_addr == imia[i].addr) { | |
| 106 break; | |
| 107 } | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 | |
| 112 s = ngx_pcalloc(c->pool, sizeof(ngx_imap_session_t)); | |
| 113 if (s == NULL) { | |
| 541 | 114 ngx_imap_close_connection(c); |
| 115 return; | |
| 577 | 116 } |
| 541 | 117 |
| 641 | 118 s->main_conf = imia[i].ctx->main_conf; |
| 119 s->srv_conf = imia[i].ctx->srv_conf; | |
| 120 | |
| 121 s->addr_text = &imia[i].addr_text; | |
| 122 | |
| 123 c->data = s; | |
| 124 s->connection = c; | |
| 125 | |
| 126 ngx_log_error(NGX_LOG_INFO, c->log, 0, "*%ui client %V connected to %V", | |
| 127 c->number, &c->addr_text, s->addr_text); | |
| 128 | |
| 129 ctx = ngx_palloc(c->pool, sizeof(ngx_imap_log_ctx_t)); | |
| 130 if (ctx == NULL) { | |
| 131 ngx_imap_close_connection(c); | |
| 132 return; | |
| 133 } | |
| 134 | |
| 135 ctx->client = &c->addr_text; | |
| 136 ctx->session = s; | |
| 541 | 137 |
| 138 c->log->connection = c->number; | |
| 139 c->log->handler = ngx_imap_log_error; | |
| 641 | 140 c->log->data = ctx; |
| 541 | 141 c->log->action = "sending client greeting line"; |
| 142 | |
| 143 c->log_error = NGX_ERROR_INFO; | |
| 144 | |
| 543 | 145 #if (NGX_IMAP_SSL) |
| 146 | |
| 641 | 147 sslcf = ngx_imap_get_module_srv_conf(s, ngx_imap_ssl_module); |
| 543 | 148 |
| 149 if (sslcf->enable) { | |
| 583 | 150 ngx_imap_ssl_init_connection(&sslcf->ssl, c); |
| 547 | 151 return; |
| 543 | 152 } |
| 153 | |
| 154 #endif | |
| 155 | |
| 547 | 156 ngx_imap_init_session(c); |
| 541 | 157 } |
| 158 | |
| 159 | |
| 547 | 160 #if (NGX_IMAP_SSL) |
| 161 | |
| 541 | 162 static void |
| 583 | 163 ngx_imap_starttls_handler(ngx_event_t *rev) |
| 164 { | |
| 165 ngx_connection_t *c; | |
| 166 ngx_imap_session_t *s; | |
| 167 ngx_imap_ssl_conf_t *sslcf; | |
| 168 | |
| 169 c = rev->data; | |
| 170 s = c->data; | |
| 641 | 171 s->starttls = 1; |
| 583 | 172 |
| 173 c->log->action = "in starttls state"; | |
| 174 | |
| 175 sslcf = ngx_imap_get_module_srv_conf(s, ngx_imap_ssl_module); | |
| 176 | |
| 177 ngx_imap_ssl_init_connection(&sslcf->ssl, c); | |
| 178 } | |
| 179 | |
| 180 | |
| 181 static void | |
| 182 ngx_imap_ssl_init_connection(ngx_ssl_t *ssl, ngx_connection_t *c) | |
| 183 { | |
| 641 | 184 ngx_imap_session_t *s; |
| 583 | 185 ngx_imap_core_srv_conf_t *cscf; |
| 186 | |
| 187 if (ngx_ssl_create_connection(ssl, c, 0) == NGX_ERROR) { | |
| 188 ngx_imap_close_connection(c); | |
| 189 return; | |
| 190 } | |
| 191 | |
| 192 if (ngx_ssl_handshake(c) == NGX_AGAIN) { | |
| 193 | |
| 641 | 194 s = c->data; |
| 195 | |
| 196 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); | |
| 583 | 197 |
| 198 ngx_add_timer(c->read, cscf->timeout); | |
| 199 | |
| 200 c->ssl->handler = ngx_imap_ssl_handshake_handler; | |
| 201 | |
| 202 return; | |
| 203 } | |
| 204 | |
| 205 ngx_imap_ssl_handshake_handler(c); | |
| 206 } | |
| 207 | |
| 208 | |
| 209 static void | |
| 547 | 210 ngx_imap_ssl_handshake_handler(ngx_connection_t *c) |
| 577 | 211 { |
| 641 | 212 ngx_imap_session_t *s; |
| 213 | |
| 547 | 214 if (c->ssl->handshaked) { |
| 583 | 215 |
| 641 | 216 s = c->data; |
| 217 | |
| 218 if (s->starttls) { | |
| 583 | 219 c->read->handler = ngx_imap_init_protocol; |
| 220 c->write->handler = ngx_imap_send; | |
| 221 | |
| 222 ngx_imap_init_protocol(c->read); | |
| 223 | |
| 224 return; | |
| 225 } | |
| 226 | |
| 547 | 227 ngx_imap_init_session(c); |
| 228 return; | |
| 229 } | |
| 230 | |
| 231 ngx_imap_close_connection(c); | |
| 232 } | |
| 233 | |
| 234 #endif | |
| 235 | |
| 236 | |
| 237 static void | |
| 238 ngx_imap_init_session(ngx_connection_t *c) | |
| 541 | 239 { |
| 800 | 240 u_char *p; |
| 539 | 241 ngx_imap_session_t *s; |
| 541 | 242 ngx_imap_core_srv_conf_t *cscf; |
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243 |
| 547 | 244 c->read->handler = ngx_imap_init_protocol; |
| 245 c->write->handler = ngx_imap_send; | |
| 539 | 246 |
| 641 | 247 s = c->data; |
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248 |
| 641 | 249 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); |
| 539 | 250 |
| 251 s->protocol = cscf->protocol; | |
| 252 | |
| 253 s->ctx = ngx_pcalloc(c->pool, sizeof(void *) * ngx_imap_max_module); | |
| 254 if (s->ctx == NULL) { | |
| 255 ngx_imap_session_internal_server_error(s); | |
| 256 return; | |
| 257 } | |
| 258 | |
| 259 s->out = greetings[s->protocol]; | |
| 260 | |
| 800 | 261 if ((cscf->auth_methods & NGX_IMAP_AUTH_APOP_ENABLED) |
| 262 && s->protocol == NGX_IMAP_POP3_PROTOCOL) | |
| 263 { | |
| 264 s->salt.data = ngx_palloc(c->pool, | |
| 265 sizeof(" <18446744073709551616.@>" CRLF) - 1 | |
| 266 + NGX_TIME_T_LEN | |
| 267 + cscf->server_name.len); | |
| 268 if (s->salt.data == NULL) { | |
| 269 ngx_imap_session_internal_server_error(s); | |
| 270 return; | |
| 271 } | |
| 272 | |
| 273 s->salt.len = ngx_sprintf(s->salt.data, "<%ul.%T@%V>" CRLF, | |
| 274 ngx_random(), ngx_time(), &cscf->server_name) | |
| 275 - s->salt.data; | |
| 276 | |
| 277 s->out.data = ngx_palloc(c->pool, greetings[0].len + 1 + s->salt.len); | |
| 278 if (s->out.data == NULL) { | |
| 279 ngx_imap_session_internal_server_error(s); | |
| 280 return; | |
| 281 } | |
| 282 | |
| 283 p = ngx_cpymem(s->out.data, greetings[0].data, greetings[0].len - 2); | |
| 284 *p++ = ' '; | |
| 285 p = ngx_cpymem(p, s->salt.data, s->salt.len); | |
| 286 | |
| 287 s->out.len = p - s->out.data; | |
| 288 } | |
| 289 | |
| 547 | 290 ngx_add_timer(c->read, cscf->timeout); |
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291 |
| 547 | 292 if (ngx_handle_read_event(c->read, 0) == NGX_ERROR) { |
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293 ngx_imap_close_connection(c); |
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294 } |
| 539 | 295 |
| 296 ngx_imap_send(c->write); | |
| 297 } | |
| 298 | |
| 299 | |
| 300 void | |
| 301 ngx_imap_send(ngx_event_t *wev) | |
| 302 { | |
| 541 | 303 ngx_int_t n; |
| 304 ngx_connection_t *c; | |
| 305 ngx_imap_session_t *s; | |
| 306 ngx_imap_core_srv_conf_t *cscf; | |
| 539 | 307 |
| 308 c = wev->data; | |
| 309 s = c->data; | |
| 310 | |
| 311 if (wev->timedout) { | |
| 312 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); | |
| 577 | 313 c->timedout = 1; |
| 539 | 314 ngx_imap_close_connection(c); |
| 315 return; | |
| 316 } | |
| 317 | |
| 318 if (s->out.len == 0) { | |
| 319 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { | |
| 320 ngx_imap_close_connection(c); | |
| 321 } | |
| 322 | |
| 323 return; | |
| 324 } | |
| 325 | |
| 326 n = c->send(c, s->out.data, s->out.len); | |
| 327 | |
| 328 if (n > 0) { | |
| 329 s->out.len -= n; | |
| 330 | |
| 541 | 331 if (wev->timer_set) { |
| 332 ngx_del_timer(wev); | |
| 333 } | |
| 334 | |
| 539 | 335 if (s->quit) { |
| 336 ngx_imap_close_connection(c); | |
| 337 return; | |
| 338 } | |
| 339 | |
| 340 if (s->blocked) { | |
| 341 c->read->handler(c->read); | |
| 342 } | |
| 343 | |
| 344 return; | |
| 345 } | |
| 346 | |
| 347 if (n == NGX_ERROR) { | |
| 348 ngx_imap_close_connection(c); | |
| 349 return; | |
| 350 } | |
| 351 | |
| 352 /* n == NGX_AGAIN */ | |
| 353 | |
| 541 | 354 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); |
| 355 | |
| 356 ngx_add_timer(c->write, cscf->timeout); | |
| 357 | |
| 539 | 358 if (ngx_handle_write_event(c->write, 0) == NGX_ERROR) { |
| 359 ngx_imap_close_connection(c); | |
| 360 return; | |
| 361 } | |
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362 } |
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363 |
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364 |
| 521 | 365 static void |
| 541 | 366 ngx_imap_init_protocol(ngx_event_t *rev) |
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367 { |
| 521 | 368 size_t size; |
| 369 ngx_connection_t *c; | |
| 370 ngx_imap_session_t *s; | |
| 371 ngx_imap_core_srv_conf_t *cscf; | |
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372 |
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373 c = rev->data; |
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374 |
| 541 | 375 c->log->action = "in auth state"; |
| 376 | |
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377 if (rev->timedout) { |
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378 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
| 577 | 379 c->timedout = 1; |
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380 ngx_imap_close_connection(c); |
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381 return; |
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382 } |
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383 |
| 539 | 384 s = c->data; |
| 521 | 385 |
| 539 | 386 if (s->protocol == NGX_IMAP_POP3_PROTOCOL) { |
| 521 | 387 size = 128; |
| 527 | 388 s->imap_state = ngx_pop3_start; |
| 521 | 389 c->read->handler = ngx_pop3_auth_state; |
| 390 | |
| 391 } else { | |
| 539 | 392 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); |
| 521 | 393 size = cscf->imap_client_buffer_size; |
| 527 | 394 s->imap_state = ngx_imap_start; |
| 521 | 395 c->read->handler = ngx_imap_auth_state; |
| 396 } | |
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419
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nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
398 if (s->buffer == NULL) { |
| 583 | 399 if (ngx_array_init(&s->args, c->pool, 2, sizeof(ngx_str_t)) |
| 400 == NGX_ERROR) | |
| 401 { | |
| 402 ngx_imap_session_internal_server_error(s); | |
| 403 return; | |
| 404 } | |
| 405 | |
| 406 s->buffer = ngx_create_temp_buf(c->pool, size); | |
| 407 if (s->buffer == NULL) { | |
| 408 ngx_imap_session_internal_server_error(s); | |
| 409 return; | |
| 410 } | |
|
419
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
411 } |
|
47709bff4468
nginx-0.0.10-2004-09-09-19:40:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
418
diff
changeset
|
412 |
| 521 | 413 c->read->handler(rev); |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
414 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
415 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
416 |
| 527 | 417 void |
| 521 | 418 ngx_imap_auth_state(ngx_event_t *rev) |
| 419 { | |
| 543 | 420 u_char *text, *last, *p, *dst, *src, *end; |
| 539 | 421 ssize_t text_len, last_len; |
| 527 | 422 ngx_str_t *arg; |
| 423 ngx_int_t rc; | |
| 543 | 424 ngx_uint_t tag, i; |
| 527 | 425 ngx_connection_t *c; |
| 426 ngx_imap_session_t *s; | |
| 427 ngx_imap_core_srv_conf_t *cscf; | |
| 583 | 428 #if (NGX_IMAP_SSL) |
| 429 ngx_imap_ssl_conf_t *sslcf; | |
| 430 #endif | |
| 521 | 431 |
| 432 c = rev->data; | |
| 527 | 433 s = c->data; |
| 521 | 434 |
| 527 | 435 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, c->log, 0, "imap auth state"); |
| 436 | |
| 437 if (rev->timedout) { | |
| 438 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); | |
| 577 | 439 c->timedout = 1; |
| 527 | 440 ngx_imap_close_connection(c); |
| 441 return; | |
| 442 } | |
| 443 | |
| 539 | 444 if (s->out.len) { |
| 445 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, c->log, 0, "imap send handler busy"); | |
| 446 s->blocked = 1; | |
| 447 return; | |
| 448 } | |
| 449 | |
| 450 s->blocked = 0; | |
| 451 | |
| 527 | 452 rc = ngx_imap_read_command(s); |
| 453 | |
| 454 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, "imap auth: %i", rc); | |
| 455 | |
| 456 if (rc == NGX_AGAIN || rc == NGX_ERROR) { | |
| 457 return; | |
| 458 } | |
| 459 | |
| 460 tag = 1; | |
| 461 | |
| 462 text = NULL; | |
| 463 text_len = 0; | |
| 464 | |
| 465 last = imap_ok; | |
| 466 last_len = sizeof(imap_ok) - 1; | |
| 467 | |
| 468 if (rc == NGX_OK) { | |
| 469 | |
| 470 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, "imap auth command: %i", | |
| 471 s->command); | |
| 472 | |
| 543 | 473 if (s->backslash) { |
| 474 | |
| 475 arg = s->args.elts; | |
| 476 | |
| 477 for (i = 0; i < s->args.nelts; i++) { | |
| 478 dst = arg[i].data; | |
| 479 end = dst + arg[i].len; | |
| 480 | |
| 481 for (src = dst; src < end; dst++) { | |
| 482 *dst = *src; | |
| 483 if (*src++ == '\\') { | |
| 484 *dst = *src++; | |
| 485 } | |
| 486 } | |
| 487 | |
| 488 arg[i].len = dst - arg[i].data; | |
| 489 } | |
| 490 | |
| 491 s->backslash = 0; | |
| 492 } | |
| 493 | |
| 527 | 494 switch (s->command) { |
| 495 | |
| 496 case NGX_IMAP_LOGIN: | |
| 583 | 497 |
| 498 #if (NGX_IMAP_SSL) | |
| 499 | |
| 500 if (c->ssl == NULL) { | |
| 501 sslcf = ngx_imap_get_module_srv_conf(s, ngx_imap_ssl_module); | |
| 502 | |
| 503 if (sslcf->starttls == NGX_IMAP_STARTTLS_ONLY) { | |
| 504 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 505 break; | |
| 506 } | |
| 507 } | |
| 508 #endif | |
| 509 | |
| 569 | 510 arg = s->args.elts; |
| 527 | 511 |
| 569 | 512 if (s->args.nelts == 2 && arg[0].len) { |
| 527 | 513 |
| 514 s->login.len = arg[0].len; | |
| 515 s->login.data = ngx_palloc(c->pool, s->login.len); | |
| 516 if (s->login.data == NULL) { | |
| 517 ngx_imap_session_internal_server_error(s); | |
| 518 return; | |
| 519 } | |
| 520 | |
| 521 ngx_memcpy(s->login.data, arg[0].data, s->login.len); | |
| 522 | |
| 523 s->passwd.len = arg[1].len; | |
| 524 s->passwd.data = ngx_palloc(c->pool, s->passwd.len); | |
| 525 if (s->passwd.data == NULL) { | |
| 526 ngx_imap_session_internal_server_error(s); | |
| 527 return; | |
| 528 } | |
| 529 | |
| 530 ngx_memcpy(s->passwd.data, arg[1].data, s->passwd.len); | |
| 531 | |
| 547 | 532 #if (NGX_DEBUG_IMAP_PASSWD) |
| 527 | 533 ngx_log_debug2(NGX_LOG_DEBUG_IMAP, c->log, 0, |
| 534 "imap login:\"%V\" passwd:\"%V\"", | |
| 535 &s->login, &s->passwd); | |
| 547 | 536 #else |
| 537 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 538 "imap login:\"%V\"", &s->login); | |
| 539 #endif | |
| 527 | 540 |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
541 ngx_imap_do_auth(s); |
| 527 | 542 return; |
| 543 } | |
| 544 | |
| 809 | 545 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
| 527 | 546 break; |
| 547 | |
| 548 case NGX_IMAP_CAPABILITY: | |
| 549 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); | |
| 583 | 550 |
| 551 #if (NGX_IMAP_SSL) | |
| 552 | |
| 553 if (c->ssl == NULL) { | |
| 554 sslcf = ngx_imap_get_module_srv_conf(s, ngx_imap_ssl_module); | |
| 555 | |
| 556 if (sslcf->starttls == NGX_IMAP_STARTTLS_ON) { | |
| 557 text_len = cscf->imap_starttls_capability.len; | |
| 558 text = cscf->imap_starttls_capability.data; | |
| 559 break; | |
| 560 } | |
| 561 | |
| 562 if (sslcf->starttls == NGX_IMAP_STARTTLS_ONLY) { | |
| 563 text_len = cscf->imap_starttls_only_capability.len; | |
| 564 text = cscf->imap_starttls_only_capability.data; | |
| 565 break; | |
| 566 } | |
| 567 } | |
| 568 #endif | |
| 569 | |
| 570 text_len = cscf->imap_capability.len; | |
| 571 text = cscf->imap_capability.data; | |
| 527 | 572 break; |
| 573 | |
| 574 case NGX_IMAP_LOGOUT: | |
| 539 | 575 s->quit = 1; |
| 527 | 576 text = imap_bye; |
| 577 text_len = sizeof(imap_bye) - 1; | |
| 578 break; | |
| 579 | |
| 580 case NGX_IMAP_NOOP: | |
| 581 break; | |
| 582 | |
| 583 | 583 #if (NGX_IMAP_SSL) |
| 584 | |
| 585 case NGX_IMAP_STARTTLS: | |
| 586 if (c->ssl == NULL) { | |
| 587 sslcf = ngx_imap_get_module_srv_conf(s, ngx_imap_ssl_module); | |
| 588 if (sslcf->starttls) { | |
| 589 c->read->handler = ngx_imap_starttls_handler; | |
| 590 break; | |
| 591 } | |
| 592 } | |
| 593 | |
| 594 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 595 break; | |
| 596 #endif | |
| 597 | |
| 527 | 598 default: |
| 599 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 600 break; | |
| 601 } | |
| 602 | |
| 603 } else if (rc == NGX_IMAP_NEXT) { | |
| 604 last = imap_next; | |
| 605 last_len = sizeof(imap_next) - 1; | |
| 606 tag = 0; | |
| 607 } | |
| 608 | |
| 609 if (rc == NGX_IMAP_PARSE_INVALID_COMMAND) { | |
| 610 last = imap_invalid_command; | |
| 611 last_len = sizeof(imap_invalid_command) - 1; | |
| 612 } | |
| 613 | |
| 614 if (tag) { | |
| 543 | 615 if (s->tag.len == 0) { |
| 616 s->tag.len = sizeof(imap_star) - 1; | |
| 617 s->tag.data = (u_char *) imap_star; | |
| 618 } | |
| 619 | |
| 539 | 620 if (s->tagged_line.len < s->tag.len + text_len + last_len) { |
| 621 s->tagged_line.len = s->tag.len + text_len + last_len; | |
| 622 s->tagged_line.data = ngx_palloc(c->pool, s->tagged_line.len); | |
| 623 if (s->tagged_line.data == NULL) { | |
| 527 | 624 ngx_imap_close_connection(c); |
| 625 return; | |
| 626 } | |
| 627 } | |
| 628 | |
| 539 | 629 s->out.data = s->tagged_line.data; |
| 630 s->out.len = s->tag.len + text_len + last_len; | |
| 631 | |
| 632 p = s->out.data; | |
| 527 | 633 |
| 634 if (text) { | |
| 635 p = ngx_cpymem(p, text, text_len); | |
| 636 } | |
| 637 p = ngx_cpymem(p, s->tag.data, s->tag.len); | |
| 638 ngx_memcpy(p, last, last_len); | |
| 639 | |
| 640 | |
| 641 } else { | |
| 539 | 642 s->out.data = last; |
| 643 s->out.len = last_len; | |
| 527 | 644 } |
| 645 | |
| 539 | 646 if (rc != NGX_IMAP_NEXT) { |
| 647 s->args.nelts = 0; | |
| 648 s->buffer->pos = s->buffer->start; | |
| 649 s->buffer->last = s->buffer->start; | |
| 650 s->tag.len = 0; | |
| 527 | 651 } |
| 652 | |
| 539 | 653 ngx_imap_send(c->write); |
| 521 | 654 } |
| 655 | |
| 656 | |
| 527 | 657 void |
| 521 | 658 ngx_pop3_auth_state(ngx_event_t *rev) |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
659 { |
| 809 | 660 u_char *text, *p, *last; |
| 527 | 661 ssize_t size; |
| 662 ngx_int_t rc; | |
| 809 | 663 ngx_str_t *arg, salt, plain; |
| 527 | 664 ngx_connection_t *c; |
| 665 ngx_imap_session_t *s; | |
| 666 ngx_imap_core_srv_conf_t *cscf; | |
| 583 | 667 #if (NGX_IMAP_SSL) |
| 668 ngx_imap_ssl_conf_t *sslcf; | |
| 669 #endif | |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
670 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
671 c = rev->data; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
672 s = c->data; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
673 |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
674 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, c->log, 0, "pop3 auth state"); |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
675 |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
676 if (rev->timedout) { |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
677 ngx_log_error(NGX_LOG_INFO, c->log, NGX_ETIMEDOUT, "client timed out"); |
| 577 | 678 c->timedout = 1; |
|
423
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
679 ngx_imap_close_connection(c); |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
680 return; |
|
fda5987b188d
nginx-0.0.10-2004-09-13-20:18:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
422
diff
changeset
|
681 } |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
682 |
| 539 | 683 if (s->out.len) { |
| 684 ngx_log_debug0(NGX_LOG_DEBUG_IMAP, c->log, 0, "imap send handler busy"); | |
| 685 s->blocked = 1; | |
| 686 return; | |
| 687 } | |
| 688 | |
| 689 s->blocked = 0; | |
| 690 | |
| 527 | 691 rc = ngx_imap_read_command(s); |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
692 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
693 if (rc == NGX_AGAIN || rc == NGX_ERROR) { |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
694 return; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
695 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
696 |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
697 text = pop3_ok; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
698 size = sizeof(pop3_ok) - 1; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
699 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
700 if (rc == NGX_OK) { |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
701 switch (s->imap_state) { |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
702 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
703 case ngx_pop3_start: |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
704 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
705 switch (s->command) { |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
706 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
707 case NGX_POP3_USER: |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
708 if (s->args.nelts == 1) { |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
709 s->imap_state = ngx_pop3_user; |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
710 |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
711 arg = s->args.elts; |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
712 s->login.len = arg[0].len; |
| 527 | 713 s->login.data = ngx_palloc(c->pool, s->login.len); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
714 if (s->login.data == NULL) { |
| 527 | 715 ngx_imap_session_internal_server_error(s); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
716 return; |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
717 } |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
718 |
| 527 | 719 ngx_memcpy(s->login.data, arg[0].data, s->login.len); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
720 |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
721 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, |
| 527 | 722 "pop3 login: \"%V\"", &s->login); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
723 |
| 809 | 724 break; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
725 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
726 |
| 809 | 727 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
728 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
729 |
| 527 | 730 case NGX_POP3_CAPA: |
| 731 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); | |
| 583 | 732 |
| 733 #if (NGX_IMAP_SSL) | |
| 734 | |
| 735 if (c->ssl == NULL) { | |
| 736 sslcf = ngx_imap_get_module_srv_conf(s, | |
| 737 ngx_imap_ssl_module); | |
| 738 if (sslcf->starttls) { | |
| 739 size = cscf->pop3_starttls_capability.len; | |
| 740 text = cscf->pop3_starttls_capability.data; | |
| 741 break; | |
| 742 } | |
| 743 } | |
| 744 #endif | |
| 745 | |
| 746 size = cscf->pop3_capability.len; | |
| 747 text = cscf->pop3_capability.data; | |
| 527 | 748 break; |
| 749 | |
| 800 | 750 case NGX_POP3_APOP: |
| 751 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); | |
| 752 | |
| 753 if ((cscf->auth_methods & NGX_IMAP_AUTH_APOP_ENABLED) | |
| 754 && s->args.nelts == 2) | |
| 755 { | |
| 756 arg = s->args.elts; | |
| 757 | |
| 758 s->login.len = arg[0].len; | |
| 759 s->login.data = ngx_palloc(c->pool, s->login.len); | |
| 760 if (s->login.data == NULL) { | |
| 761 ngx_imap_session_internal_server_error(s); | |
| 762 return; | |
| 763 } | |
| 764 | |
| 765 ngx_memcpy(s->login.data, arg[0].data, s->login.len); | |
| 766 | |
| 767 s->passwd.len = arg[1].len; | |
| 768 s->passwd.data = ngx_palloc(c->pool, s->passwd.len); | |
| 769 if (s->passwd.data == NULL) { | |
| 770 ngx_imap_session_internal_server_error(s); | |
| 771 return; | |
| 772 } | |
| 773 | |
| 774 ngx_memcpy(s->passwd.data, arg[1].data, s->passwd.len); | |
| 775 | |
| 776 ngx_log_debug2(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 777 "pop3 apop: \"%V\" \"%V\"", | |
| 778 &s->login, &s->passwd); | |
| 779 | |
| 780 s->auth_method = NGX_IMAP_AUTH_APOP; | |
| 781 | |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
782 ngx_imap_do_auth(s); |
| 800 | 783 return; |
| 809 | 784 } |
| 800 | 785 |
| 809 | 786 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
| 787 break; | |
| 788 | |
| 789 case NGX_POP3_AUTH: | |
| 790 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); | |
| 791 | |
| 792 if (s->args.nelts == 0) { | |
| 793 size = cscf->pop3_auth_capability.len; | |
| 794 text = cscf->pop3_auth_capability.data; | |
| 810 | 795 s->state = 0; |
| 809 | 796 break; |
| 797 } | |
| 798 | |
| 799 if (s->args.nelts != 1) { | |
| 800 | 800 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
| 809 | 801 break; |
| 800 | 802 } |
| 803 | |
| 809 | 804 arg = s->args.elts; |
| 805 | |
| 806 if (arg[0].len == 5) { | |
| 807 | |
| 808 if (ngx_strncasecmp(arg[0].data, "LOGIN", 5) == 0) { | |
| 809 s->imap_state = ngx_pop3_auth_login_username; | |
| 810 | |
| 811 size = sizeof(pop3_username) - 1; | |
| 812 text = pop3_username; | |
| 813 | |
| 814 break; | |
| 815 | |
| 816 } else if (ngx_strncasecmp(arg[0].data, "PLAIN", 5) == 0) { | |
| 817 s->imap_state = ngx_pop3_auth_plain; | |
| 818 | |
| 819 size = sizeof(pop3_next) - 1; | |
| 820 text = pop3_next; | |
| 821 | |
| 822 break; | |
| 823 } | |
| 824 | |
| 825 } else if (arg[0].len == 8 | |
| 826 && ngx_strncasecmp(arg[0].data, "CRAM-MD5", 8) == 0) | |
| 827 { | |
| 828 s->imap_state = ngx_pop3_auth_cram_md5; | |
| 829 | |
| 830 text = ngx_palloc(c->pool, | |
| 831 sizeof("+ " CRLF) - 1 | |
| 832 + ngx_base64_encoded_length(s->salt.len)); | |
| 833 if (text == NULL) { | |
| 834 ngx_imap_session_internal_server_error(s); | |
| 835 return; | |
| 836 } | |
| 837 | |
| 838 text[0] = '+'; text[1]= ' '; | |
| 839 salt.data = &text[2]; | |
| 840 s->salt.len -= 2; | |
| 841 | |
| 842 ngx_encode_base64(&salt, &s->salt); | |
| 843 | |
| 844 s->salt.len += 2; | |
| 845 size = 2 + salt.len; | |
| 846 text[size++] = CR; text[size++] = LF; | |
| 847 | |
| 848 break; | |
| 849 } | |
| 850 | |
| 851 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 800 | 852 break; |
| 853 | |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
854 case NGX_POP3_QUIT: |
| 539 | 855 s->quit = 1; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
856 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
857 |
| 527 | 858 case NGX_POP3_NOOP: |
| 859 break; | |
| 860 | |
| 583 | 861 #if (NGX_IMAP_SSL) |
| 862 | |
| 863 case NGX_POP3_STLS: | |
| 864 if (c->ssl == NULL) { | |
| 865 sslcf = ngx_imap_get_module_srv_conf(s, | |
| 866 ngx_imap_ssl_module); | |
| 867 if (sslcf->starttls) { | |
| 868 c->read->handler = ngx_imap_starttls_handler; | |
| 869 break; | |
| 870 } | |
| 871 } | |
| 872 | |
| 873 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 874 break; | |
| 875 #endif | |
| 876 | |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
877 default: |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
878 s->imap_state = ngx_pop3_start; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
879 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
880 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
881 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
882 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
883 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
884 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
885 case ngx_pop3_user: |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
886 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
887 switch (s->command) { |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
888 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
889 case NGX_POP3_PASS: |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
890 if (s->args.nelts == 1) { |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
891 arg = s->args.elts; |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
892 s->passwd.len = arg[0].len; |
| 527 | 893 s->passwd.data = ngx_palloc(c->pool, s->passwd.len); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
894 if (s->passwd.data == NULL) { |
| 527 | 895 ngx_imap_session_internal_server_error(s); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
896 return; |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
897 } |
|
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
898 |
| 527 | 899 ngx_memcpy(s->passwd.data, arg[0].data, s->passwd.len); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
900 |
| 547 | 901 #if (NGX_DEBUG_IMAP_PASSWD) |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
902 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, |
| 527 | 903 "pop3 passwd: \"%V\"", &s->passwd); |
| 547 | 904 #endif |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
905 |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
906 ngx_imap_do_auth(s); |
|
422
edaefb2a20fc
nginx-0.0.10-2004-09-12-00:22:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
421
diff
changeset
|
907 return; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
908 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
909 |
| 809 | 910 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
911 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
912 |
| 527 | 913 case NGX_POP3_CAPA: |
| 914 cscf = ngx_imap_get_module_srv_conf(s, ngx_imap_core_module); | |
| 583 | 915 size = cscf->pop3_capability.len; |
| 916 text = cscf->pop3_capability.data; | |
| 527 | 917 break; |
| 918 | |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
919 case NGX_POP3_QUIT: |
| 539 | 920 s->quit = 1; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
921 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
922 |
| 527 | 923 case NGX_POP3_NOOP: |
| 924 break; | |
| 925 | |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
926 default: |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
927 s->imap_state = ngx_pop3_start; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
928 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
929 break; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
930 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
931 |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
932 break; |
| 527 | 933 |
| 934 /* suppress warinings */ | |
| 935 case ngx_pop3_passwd: | |
| 936 break; | |
| 809 | 937 |
| 938 case ngx_pop3_auth_login_username: | |
| 939 arg = s->args.elts; | |
| 940 s->imap_state = ngx_pop3_auth_login_password; | |
| 941 | |
| 942 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 943 "pop3 auth login username: \"%V\"", &arg[0]); | |
| 944 | |
| 945 s->login.data = ngx_palloc(c->pool, | |
| 946 ngx_base64_decoded_length(arg[0].len)); | |
| 947 if (s->login.data == NULL){ | |
| 948 ngx_imap_session_internal_server_error(s); | |
| 949 return; | |
| 950 } | |
| 951 | |
| 952 if (ngx_decode_base64(&s->login, &arg[0]) != NGX_OK) { | |
| 953 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 954 "client sent invalid base64 encoding " | |
| 955 "in AUTH LOGIN command"); | |
| 810 | 956 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
| 957 break; | |
| 809 | 958 } |
| 959 | |
| 960 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 961 "pop3 auth login username: \"%V\"", &s->login); | |
| 962 | |
| 963 size = sizeof(pop3_password) - 1; | |
| 964 text = pop3_password; | |
| 965 | |
| 966 break; | |
| 967 | |
| 968 case ngx_pop3_auth_login_password: | |
| 969 arg = s->args.elts; | |
| 970 | |
| 971 #if (NGX_DEBUG_IMAP_PASSWD) | |
| 972 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 973 "pop3 auth login password: \"%V\"", &arg[0]); | |
| 974 #endif | |
| 975 | |
| 976 s->passwd.data = ngx_palloc(c->pool, | |
| 977 ngx_base64_decoded_length(arg[0].len)); | |
| 978 if (s->passwd.data == NULL){ | |
| 979 ngx_imap_session_internal_server_error(s); | |
| 980 return; | |
| 981 } | |
| 982 | |
| 983 if (ngx_decode_base64(&s->passwd, &arg[0]) != NGX_OK) { | |
| 984 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 985 "client sent invalid base64 encoding " | |
| 986 "in AUTH LOGIN command"); | |
| 810 | 987 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
| 988 break; | |
| 809 | 989 } |
| 990 | |
| 991 #if (NGX_DEBUG_IMAP_PASSWD) | |
| 992 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 993 "pop3 auth login password: \"%V\"", &s->passwd); | |
| 994 #endif | |
| 995 | |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
996 ngx_imap_do_auth(s); |
| 809 | 997 return; |
| 998 | |
| 999 case ngx_pop3_auth_plain: | |
| 1000 arg = s->args.elts; | |
| 1001 | |
| 1002 #if (NGX_DEBUG_IMAP_PASSWD) | |
| 1003 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 1004 "pop3 auth plain: \"%V\"", &arg[0]); | |
| 1005 #endif | |
| 1006 | |
| 1007 plain.data = ngx_palloc(c->pool, | |
| 1008 ngx_base64_decoded_length(arg[0].len)); | |
| 1009 if (plain.data == NULL){ | |
| 1010 ngx_imap_session_internal_server_error(s); | |
| 1011 return; | |
| 1012 } | |
| 1013 | |
| 1014 if (ngx_decode_base64(&plain, &arg[0]) != NGX_OK) { | |
| 1015 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 1016 "client sent invalid base64 encoding " | |
| 1017 "in AUTH PLAIN command"); | |
| 810 | 1018 rc = NGX_IMAP_PARSE_INVALID_COMMAND; |
| 1019 break; | |
| 809 | 1020 } |
| 1021 | |
| 1022 p = plain.data; | |
| 1023 last = p + plain.len; | |
| 1024 | |
| 1025 while (p < last && *p++) { /* void */ } | |
| 1026 | |
| 810 | 1027 if (p == last) { |
| 1028 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 814 | 1029 "client sent invalid login " |
| 810 | 1030 "in AUTH PLAIN command"); |
| 1031 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 1032 break; | |
| 1033 } | |
| 1034 | |
| 809 | 1035 s->login.data = p; |
| 1036 | |
| 1037 while (p < last && *p) { p++; } | |
| 1038 | |
| 810 | 1039 if (p == last) { |
| 1040 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 814 | 1041 "client sent invalid password " |
| 810 | 1042 "in AUTH PLAIN command"); |
| 1043 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 1044 break; | |
| 1045 } | |
| 809 | 1046 |
| 810 | 1047 s->login.len = p++ - s->login.data; |
| 809 | 1048 |
| 810 | 1049 s->passwd.len = last - p; |
| 1050 s->passwd.data = p; | |
| 809 | 1051 |
| 1052 #if (NGX_DEBUG_IMAP_PASSWD) | |
| 1053 ngx_log_debug2(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 1054 "pop3 auth plain: \"%V\" \"%V\"", | |
| 1055 &s->login, &s->passwd); | |
| 1056 #endif | |
| 1057 | |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1058 ngx_imap_do_auth(s); |
| 809 | 1059 return; |
| 1060 | |
| 1061 case ngx_pop3_auth_cram_md5: | |
| 1062 arg = s->args.elts; | |
| 1063 | |
| 1064 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, | |
| 1065 "pop3 auth cram-md5: \"%V\"", &arg[0]); | |
| 1066 | |
| 1067 s->login.data = ngx_palloc(c->pool, | |
| 1068 ngx_base64_decoded_length(arg[0].len)); | |
| 1069 if (s->login.data == NULL){ | |
| 1070 ngx_imap_session_internal_server_error(s); | |
| 1071 return; | |
| 1072 } | |
| 1073 | |
| 1074 if (ngx_decode_base64(&s->login, &arg[0]) != NGX_OK) { | |
| 1075 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 1076 "client sent invalid base64 encoding " | |
| 810 | 1077 "in AUTH CRAM-MD5 command"); |
| 1078 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 1079 break; | |
| 809 | 1080 } |
| 1081 | |
| 1082 p = s->login.data; | |
| 1083 last = p + s->login.len; | |
| 1084 | |
| 1085 while (p < last) { | |
| 1086 if (*p++ == ' ') { | |
| 1087 s->login.len = p - s->login.data - 1; | |
| 1088 s->passwd.len = last - p; | |
| 1089 s->passwd.data = p; | |
| 1090 break; | |
| 1091 } | |
| 1092 } | |
| 1093 | |
| 810 | 1094 if (s->passwd.len != 32) { |
| 1095 ngx_log_error(NGX_LOG_INFO, c->log, 0, | |
| 1096 "client sent invalid CRAM-MD5 hash " | |
| 1097 "in AUTH CRAM-MD5 command"); | |
| 1098 rc = NGX_IMAP_PARSE_INVALID_COMMAND; | |
| 1099 break; | |
| 1100 } | |
| 1101 | |
| 809 | 1102 ngx_log_debug2(NGX_LOG_DEBUG_IMAP, c->log, 0, |
| 1103 "pop3 auth cram-md5: \"%V\" \"%V\"", | |
| 1104 &s->login, &s->passwd); | |
| 1105 | |
| 1106 s->auth_method = NGX_IMAP_AUTH_CRAM_MD5; | |
| 1107 | |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1108 ngx_imap_do_auth(s); |
| 809 | 1109 return; |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
1110 } |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
1111 } |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1112 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1113 if (rc == NGX_IMAP_PARSE_INVALID_COMMAND) { |
| 810 | 1114 s->imap_state = ngx_pop3_start; |
| 1115 s->state = 0; | |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1116 text = pop3_invalid_command; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1117 size = sizeof(pop3_invalid_command) - 1; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1118 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1119 |
|
421
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
1120 s->args.nelts = 0; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
1121 s->buffer->pos = s->buffer->start; |
|
01456a419cf9
nginx-0.0.10-2004-09-10-18:32:02 import
Igor Sysoev <igor@sysoev.ru>
parents:
420
diff
changeset
|
1122 s->buffer->last = s->buffer->start; |
| 539 | 1123 |
| 810 | 1124 if (s->state) { |
| 1125 s->arg_start = s->buffer->start; | |
| 1126 } | |
| 1127 | |
| 539 | 1128 s->out.data = text; |
| 1129 s->out.len = size; | |
| 1130 | |
| 1131 ngx_imap_send(c->write); | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1132 } |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1133 |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1134 |
|
855
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1135 static void |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1136 ngx_imap_do_auth(ngx_imap_session_t *s) |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1137 { |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1138 s->args.nelts = 0; |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1139 s->buffer->pos = s->buffer->start; |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1140 s->buffer->last = s->buffer->start; |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1141 s->state = 0; |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1142 |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1143 if (s->connection->read->timer_set) { |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1144 ngx_del_timer(s->connection->read); |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1145 } |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1146 |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1147 s->login_attempt++; |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1148 |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1149 ngx_imap_auth_http_init(s); |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1150 } |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1151 |
|
b006f30d6a2f
count s->login_attempt for POP3, minimize code
Igor Sysoev <igor@sysoev.ru>
parents:
851
diff
changeset
|
1152 |
| 521 | 1153 static ngx_int_t |
| 527 | 1154 ngx_imap_read_command(ngx_imap_session_t *s) |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1155 { |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1156 ssize_t n; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1157 ngx_int_t rc; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1158 |
| 539 | 1159 n = s->connection->recv(s->connection, s->buffer->last, |
| 1160 s->buffer->end - s->buffer->last); | |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1161 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1162 if (n == NGX_ERROR || n == 0) { |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1163 ngx_imap_close_connection(s->connection); |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1164 return NGX_ERROR; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1165 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1166 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1167 if (n > 0) { |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1168 s->buffer->last += n; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1169 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1170 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1171 if (n == NGX_AGAIN) { |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1172 if (ngx_handle_read_event(s->connection->read, 0) == NGX_ERROR) { |
| 527 | 1173 ngx_imap_session_internal_server_error(s); |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1174 return NGX_ERROR; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1175 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1176 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1177 return NGX_AGAIN; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1178 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1179 |
| 527 | 1180 if (s->protocol == NGX_IMAP_POP3_PROTOCOL) { |
| 1181 rc = ngx_pop3_parse_command(s); | |
| 1182 } else { | |
| 1183 rc = ngx_imap_parse_command(s); | |
| 1184 } | |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1185 |
| 527 | 1186 if (rc == NGX_AGAIN |
| 1187 || rc == NGX_IMAP_NEXT | |
| 1188 || rc == NGX_IMAP_PARSE_INVALID_COMMAND) | |
| 1189 { | |
|
420
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1190 return rc; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1191 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1192 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1193 if (rc == NGX_ERROR) { |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1194 ngx_imap_close_connection(s->connection); |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1195 return NGX_ERROR; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1196 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1197 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1198 return NGX_OK; |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1199 } |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1200 |
|
33a8253115b4
nginx-0.0.10-2004-09-09-22:55:39 import
Igor Sysoev <igor@sysoev.ru>
parents:
419
diff
changeset
|
1201 |
| 521 | 1202 void |
| 525 | 1203 ngx_imap_session_internal_server_error(ngx_imap_session_t *s) |
| 1204 { | |
| 539 | 1205 s->out = internal_server_errors[s->protocol]; |
| 1206 s->quit = 1; | |
| 525 | 1207 |
| 539 | 1208 ngx_imap_send(s->connection->write); |
| 525 | 1209 } |
| 1210 | |
| 1211 | |
| 1212 void | |
| 521 | 1213 ngx_imap_close_connection(ngx_connection_t *c) |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1214 { |
| 479 | 1215 ngx_pool_t *pool; |
| 1216 | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1217 ngx_log_debug1(NGX_LOG_DEBUG_IMAP, c->log, 0, |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1218 "close imap connection: %d", c->fd); |
|
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1219 |
| 539 | 1220 #if (NGX_IMAP_SSL) |
| 1221 | |
| 1222 if (c->ssl) { | |
| 1223 if (ngx_ssl_shutdown(c) == NGX_AGAIN) { | |
| 577 | 1224 c->ssl->handler = ngx_imap_close_connection; |
| 539 | 1225 return; |
| 1226 } | |
| 1227 } | |
| 1228 | |
| 1229 #endif | |
| 1230 | |
| 583 | 1231 c->destroyed = 1; |
| 543 | 1232 |
| 479 | 1233 pool = c->pool; |
| 1234 | |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1235 ngx_close_connection(c); |
| 479 | 1236 |
| 501 | 1237 ngx_destroy_pool(pool); |
|
417
0526206251f6
nginx-0.0.10-2004-09-07-19:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
415
diff
changeset
|
1238 } |
| 539 | 1239 |
| 1240 | |
| 541 | 1241 static u_char * |
| 1242 ngx_imap_log_error(ngx_log_t *log, u_char *buf, size_t len) | |
| 1243 { | |
| 567 | 1244 u_char *p; |
| 1245 ngx_imap_session_t *s; | |
| 1246 ngx_imap_log_ctx_t *ctx; | |
| 541 | 1247 |
| 1248 if (log->action) { | |
| 1249 p = ngx_snprintf(buf, len, " while %s", log->action); | |
| 1250 len -= p - buf; | |
| 1251 buf = p; | |
| 1252 } | |
| 577 | 1253 |
| 541 | 1254 ctx = log->data; |
| 1255 | |
| 1256 p = ngx_snprintf(buf, len, ", client: %V", ctx->client); | |
| 1257 len -= p - buf; | |
| 1258 buf = p; | |
| 1259 | |
| 1260 s = ctx->session; | |
| 1261 | |
| 1262 if (s == NULL) { | |
| 1263 return p; | |
| 1264 } | |
| 1265 | |
| 641 | 1266 p = ngx_snprintf(buf, len, ", server: %V", s->addr_text); |
| 541 | 1267 len -= p - buf; |
| 1268 buf = p; | |
| 1269 | |
| 1270 if (s->login.len == 0) { | |
| 1271 return p; | |
| 1272 } | |
| 1273 | |
| 1274 p = ngx_snprintf(buf, len, ", login: \"%V\"", &s->login); | |
| 1275 len -= p - buf; | |
| 1276 buf = p; | |
| 1277 | |
| 1278 if (s->proxy == NULL) { | |
| 1279 return p; | |
| 1280 } | |
| 1281 | |
| 884 | 1282 p = ngx_snprintf(buf, len, ", upstream: %V", s->proxy->upstream.name); |
| 541 | 1283 |
| 1284 return p; | |
| 1285 } |