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Commit | Line | Data |
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86e4d161 | 1 | /* |
e458e5f0 | 2 | * Copyright (c) 2008-2014, Simon Schubert <2@0x2c.org>. |
86e4d161 MS |
3 | * Copyright (c) 2008 The DragonFly Project. All rights reserved. |
4 | * | |
5 | * This code is derived from software contributed to The DragonFly Project | |
e458e5f0 | 6 | * by Simon Schubert <2@0x2c.org>. |
86e4d161 MS |
7 | * |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * 2. Redistributions in binary form must reproduce the above copyright | |
15 | * notice, this list of conditions and the following disclaimer in | |
16 | * the documentation and/or other materials provided with the | |
17 | * distribution. | |
18 | * 3. Neither the name of The DragonFly Project nor the names of its | |
19 | * contributors may be used to endorse or promote products derived | |
20 | * from this software without specific, prior written permission. | |
21 | * | |
22 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
23 | * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
24 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS | |
25 | * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE | |
26 | * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, | |
27 | * INCIDENTAL, SPECIAL, EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, | |
28 | * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | |
29 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED | |
30 | * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, | |
31 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT | |
32 | * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
33 | * SUCH DAMAGE. | |
86e4d161 MS |
34 | */ |
35 | ||
9b921550 SS |
36 | #include "dfcompat.h" |
37 | ||
86e4d161 | 38 | #include <sys/param.h> |
4dd56cbc | 39 | #include <sys/types.h> |
86e4d161 MS |
40 | #include <sys/queue.h> |
41 | #include <sys/stat.h> | |
9b921550 | 42 | #include <sys/time.h> |
c507d897 | 43 | #include <sys/wait.h> |
86e4d161 | 44 | |
86e4d161 MS |
45 | #include <dirent.h> |
46 | #include <err.h> | |
47 | #include <errno.h> | |
48 | #include <fcntl.h> | |
49 | #include <inttypes.h> | |
86e4d161 MS |
50 | #include <paths.h> |
51 | #include <pwd.h> | |
52 | #include <signal.h> | |
53 | #include <stdarg.h> | |
54 | #include <stdio.h> | |
55 | #include <stdlib.h> | |
56 | #include <string.h> | |
57 | #include <syslog.h> | |
58 | #include <unistd.h> | |
59 | ||
60 | #include "dma.h" | |
61 | ||
62 | ||
e0a95d28 | 63 | static void deliver(struct qitem *); |
86e4d161 MS |
64 | |
65 | struct aliases aliases = LIST_HEAD_INITIALIZER(aliases); | |
fd1de51a | 66 | struct strlist tmpfs = SLIST_HEAD_INITIALIZER(tmpfs); |
86e4d161 | 67 | struct authusers authusers = LIST_HEAD_INITIALIZER(authusers); |
249ee966 | 68 | char username[USERNAME_SIZE]; |
75fdf182 | 69 | uid_t useruid; |
de13a881 | 70 | const char *logident_base; |
249ee966 | 71 | char errmsg[ERRMSG_SIZE]; |
86e4d161 | 72 | |
87bdbc01 | 73 | static int daemonize = 1; |
e33faafe | 74 | static int doqueue = 0; |
dd561a09 | 75 | |
a0c4afa6 SS |
76 | struct config config = { |
77 | .smarthost = NULL, | |
78 | .port = 25, | |
db93ed9b | 79 | .aliases = "/etc/aliases", |
a0c4afa6 | 80 | .spooldir = "/var/spool/dma", |
a0c4afa6 SS |
81 | .authpath = NULL, |
82 | .certfile = NULL, | |
83 | .features = 0, | |
84 | .mailname = NULL, | |
5bc72de8 SS |
85 | .masquerade_host = NULL, |
86 | .masquerade_user = NULL, | |
a0c4afa6 SS |
87 | }; |
88 | ||
89 | ||
247523d6 SS |
90 | static void |
91 | sighup_handler(int signo) | |
92 | { | |
93 | (void)signo; /* so that gcc doesn't complain */ | |
94 | } | |
95 | ||
86e4d161 | 96 | static char * |
057afad5 | 97 | set_from(struct queue *queue, const char *osender) |
86e4d161 | 98 | { |
0ecb0ebe | 99 | const char *addr; |
86e4d161 MS |
100 | char *sender; |
101 | ||
86e4d161 | 102 | if (osender) { |
0ecb0ebe | 103 | addr = osender; |
09a2b07e | 104 | } else if (getenv("EMAIL") != NULL) { |
0ecb0ebe | 105 | addr = getenv("EMAIL"); |
86e4d161 | 106 | } else { |
0ecb0ebe SS |
107 | if (config.masquerade_user) |
108 | addr = config.masquerade_user; | |
109 | else | |
110 | addr = username; | |
111 | } | |
112 | ||
113 | if (!strchr(addr, '@')) { | |
5bc72de8 SS |
114 | const char *from_host = hostname(); |
115 | ||
5bc72de8 SS |
116 | if (config.masquerade_host) |
117 | from_host = config.masquerade_host; | |
0ecb0ebe SS |
118 | |
119 | if (asprintf(&sender, "%s@%s", addr, from_host) <= 0) | |
120 | return (NULL); | |
121 | } else { | |
122 | sender = strdup(addr); | |
123 | if (sender == NULL) | |
e0a95d28 | 124 | return (NULL); |
86e4d161 MS |
125 | } |
126 | ||
127 | if (strchr(sender, '\n') != NULL) { | |
128 | errno = EINVAL; | |
e0a95d28 | 129 | return (NULL); |
86e4d161 MS |
130 | } |
131 | ||
057afad5 | 132 | queue->sender = sender; |
e0a95d28 | 133 | return (sender); |
86e4d161 MS |
134 | } |
135 | ||
136 | static int | |
137 | read_aliases(void) | |
138 | { | |
a0c4afa6 SS |
139 | yyin = fopen(config.aliases, "r"); |
140 | if (yyin == NULL) { | |
141 | /* | |
142 | * Non-existing aliases file is not a fatal error | |
143 | */ | |
144 | if (errno == ENOENT) | |
145 | return (0); | |
146 | /* Other problems are. */ | |
147 | return (-1); | |
148 | } | |
86e4d161 | 149 | if (yyparse()) |
e0a95d28 | 150 | return (-1); /* fatal error, probably malloc() */ |
86e4d161 | 151 | fclose(yyin); |
e0a95d28 | 152 | return (0); |
86e4d161 MS |
153 | } |
154 | ||
a803c7a6 SS |
155 | static int |
156 | do_alias(struct queue *queue, const char *addr) | |
157 | { | |
158 | struct alias *al; | |
159 | struct stritem *sit; | |
160 | int aliased = 0; | |
161 | ||
162 | LIST_FOREACH(al, &aliases, next) { | |
163 | if (strcmp(al->alias, addr) != 0) | |
164 | continue; | |
165 | SLIST_FOREACH(sit, &al->dests, next) { | |
166 | if (add_recp(queue, sit->str, EXPAND_ADDR) != 0) | |
167 | return (-1); | |
168 | } | |
169 | aliased = 1; | |
170 | } | |
171 | ||
172 | return (aliased); | |
173 | } | |
174 | ||
fd1de51a | 175 | int |
057afad5 | 176 | add_recp(struct queue *queue, const char *str, int expand) |
86e4d161 MS |
177 | { |
178 | struct qitem *it, *tit; | |
86e4d161 MS |
179 | struct passwd *pw; |
180 | char *host; | |
181 | int aliased = 0; | |
182 | ||
183 | it = calloc(1, sizeof(*it)); | |
184 | if (it == NULL) | |
e0a95d28 | 185 | return (-1); |
86e4d161 MS |
186 | it->addr = strdup(str); |
187 | if (it->addr == NULL) | |
e0a95d28 | 188 | return (-1); |
86e4d161 | 189 | |
057afad5 | 190 | it->sender = queue->sender; |
86e4d161 MS |
191 | host = strrchr(it->addr, '@'); |
192 | if (host != NULL && | |
193 | (strcmp(host + 1, hostname()) == 0 || | |
194 | strcmp(host + 1, "localhost") == 0)) { | |
195 | *host = 0; | |
196 | } | |
197 | LIST_FOREACH(tit, &queue->queue, next) { | |
198 | /* weed out duplicate dests */ | |
199 | if (strcmp(tit->addr, it->addr) == 0) { | |
200 | free(it->addr); | |
201 | free(it); | |
e0a95d28 | 202 | return (0); |
86e4d161 MS |
203 | } |
204 | } | |
205 | LIST_INSERT_HEAD(&queue->queue, it, next); | |
e882bde8 BD |
206 | |
207 | /** | |
208 | * Do local delivery if there is no @. | |
209 | * Do not do local delivery when NULLCLIENT is set. | |
210 | */ | |
211 | if (strrchr(it->addr, '@') == NULL && (config.features & NULLCLIENT) == 0) { | |
e0a95d28 | 212 | it->remote = 0; |
86e4d161 | 213 | if (expand) { |
a803c7a6 SS |
214 | aliased = do_alias(queue, it->addr); |
215 | if (!aliased && expand == EXPAND_WILDCARD) | |
216 | aliased = do_alias(queue, "*"); | |
217 | if (aliased < 0) | |
218 | return (-1); | |
86e4d161 MS |
219 | if (aliased) { |
220 | LIST_REMOVE(it, next); | |
221 | } else { | |
e0a95d28 | 222 | /* Local destination, check */ |
86e4d161 MS |
223 | pw = getpwnam(it->addr); |
224 | if (pw == NULL) | |
225 | goto out; | |
8d291e4d | 226 | /* XXX read .forward */ |
e0a95d28 | 227 | endpwent(); |
86e4d161 MS |
228 | } |
229 | } | |
230 | } else { | |
e0a95d28 | 231 | it->remote = 1; |
86e4d161 MS |
232 | } |
233 | ||
e0a95d28 | 234 | return (0); |
86e4d161 MS |
235 | |
236 | out: | |
237 | free(it->addr); | |
238 | free(it); | |
e0a95d28 | 239 | return (-1); |
86e4d161 MS |
240 | } |
241 | ||
e0a95d28 MS |
242 | static struct qitem * |
243 | go_background(struct queue *queue) | |
86e4d161 MS |
244 | { |
245 | struct sigaction sa; | |
246 | struct qitem *it; | |
247 | pid_t pid; | |
248 | ||
249 | if (daemonize && daemon(0, 0) != 0) { | |
e0a95d28 | 250 | syslog(LOG_ERR, "can not daemonize: %m"); |
86e4d161 MS |
251 | exit(1); |
252 | } | |
253 | daemonize = 0; | |
e0a95d28 | 254 | |
86e4d161 | 255 | bzero(&sa, sizeof(sa)); |
86e4d161 MS |
256 | sa.sa_handler = SIG_IGN; |
257 | sigaction(SIGCHLD, &sa, NULL); | |
258 | ||
94389971 | 259 | LIST_FOREACH(it, &queue->queue, next) { |
e0a95d28 | 260 | /* No need to fork for the last dest */ |
87bdbc01 SS |
261 | if (LIST_NEXT(it, next) == NULL) |
262 | goto retit; | |
e0a95d28 | 263 | |
86e4d161 MS |
264 | pid = fork(); |
265 | switch (pid) { | |
266 | case -1: | |
267 | syslog(LOG_ERR, "can not fork: %m"); | |
268 | exit(1); | |
269 | break; | |
270 | ||
271 | case 0: | |
272 | /* | |
273 | * Child: | |
274 | * | |
275 | * return and deliver mail | |
276 | */ | |
87bdbc01 SS |
277 | retit: |
278 | /* | |
9aec6ad8 | 279 | * If necessary, acquire the queue and * mail files. |
87bdbc01 | 280 | * If this fails, we probably were raced by another |
e33faafe SS |
281 | * process. It is okay to be raced if we're supposed |
282 | * to flush the queue. | |
87bdbc01 | 283 | */ |
4d5af2b0 | 284 | setlogident("%s", it->queueid); |
e33faafe SS |
285 | switch (acquirespool(it)) { |
286 | case 0: | |
287 | break; | |
288 | case 1: | |
289 | if (doqueue) | |
290 | exit(0); | |
291 | syslog(LOG_WARNING, "could not lock queue file"); | |
87bdbc01 | 292 | exit(1); |
e33faafe SS |
293 | default: |
294 | exit(1); | |
295 | } | |
87bdbc01 | 296 | dropspool(queue, it); |
e0a95d28 | 297 | return (it); |
86e4d161 MS |
298 | |
299 | default: | |
300 | /* | |
301 | * Parent: | |
302 | * | |
303 | * fork next child | |
304 | */ | |
305 | break; | |
306 | } | |
307 | } | |
308 | ||
309 | syslog(LOG_CRIT, "reached dead code"); | |
310 | exit(1); | |
311 | } | |
312 | ||
86e4d161 | 313 | static void |
e0a95d28 | 314 | deliver(struct qitem *it) |
86e4d161 MS |
315 | { |
316 | int error; | |
3686aecc | 317 | unsigned int backoff = MIN_RETRY, slept; |
86e4d161 MS |
318 | struct timeval now; |
319 | struct stat st; | |
320 | ||
249ee966 SS |
321 | snprintf(errmsg, sizeof(errmsg), "unknown bounce reason"); |
322 | ||
86e4d161 | 323 | retry: |
4d5af2b0 | 324 | syslog(LOG_INFO, "trying delivery"); |
86e4d161 | 325 | |
e0a95d28 | 326 | if (it->remote) |
249ee966 | 327 | error = deliver_remote(it); |
e0a95d28 | 328 | else |
249ee966 | 329 | error = deliver_local(it); |
86e4d161 MS |
330 | |
331 | switch (error) { | |
332 | case 0: | |
fd1de51a | 333 | delqueue(it); |
4d5af2b0 | 334 | syslog(LOG_INFO, "delivery successful"); |
86e4d161 MS |
335 | exit(0); |
336 | ||
337 | case 1: | |
338 | if (stat(it->queuefn, &st) != 0) { | |
4d5af2b0 | 339 | syslog(LOG_ERR, "lost queue file `%s'", it->queuefn); |
86e4d161 MS |
340 | exit(1); |
341 | } | |
342 | if (gettimeofday(&now, NULL) == 0 && | |
2fbb30b2 | 343 | (now.tv_sec - st.st_mtim.tv_sec > MAX_TIMEOUT)) { |
249ee966 | 344 | snprintf(errmsg, sizeof(errmsg), |
e0a95d28 | 345 | "Could not deliver for the last %d seconds. Giving up.", |
a43346d5 | 346 | MAX_TIMEOUT); |
86e4d161 MS |
347 | goto bounce; |
348 | } | |
3686aecc SS |
349 | for (slept = 0; slept < backoff;) { |
350 | slept += SLEEP_TIMEOUT - sleep(SLEEP_TIMEOUT); | |
351 | if (flushqueue_since(slept)) { | |
352 | backoff = MIN_RETRY; | |
353 | goto retry; | |
354 | } | |
355 | } | |
356 | if (slept >= backoff) { | |
0de88752 SS |
357 | /* pick the next backoff between [1.5, 2.5) times backoff */ |
358 | backoff = backoff + backoff / 2 + random() % backoff; | |
359 | if (backoff > MAX_RETRY) | |
360 | backoff = MAX_RETRY; | |
361 | } | |
86e4d161 MS |
362 | goto retry; |
363 | ||
364 | case -1: | |
365 | default: | |
366 | break; | |
367 | } | |
368 | ||
369 | bounce: | |
e0a95d28 | 370 | bounce(it, errmsg); |
86e4d161 MS |
371 | /* NOTREACHED */ |
372 | } | |
373 | ||
28be0b96 | 374 | void |
86e4d161 MS |
375 | run_queue(struct queue *queue) |
376 | { | |
e0a95d28 MS |
377 | struct qitem *it; |
378 | ||
86e4d161 MS |
379 | if (LIST_EMPTY(&queue->queue)) |
380 | return; | |
381 | ||
e0a95d28 MS |
382 | it = go_background(queue); |
383 | deliver(it); | |
86e4d161 MS |
384 | /* NOTREACHED */ |
385 | } | |
386 | ||
387 | static void | |
388 | show_queue(struct queue *queue) | |
389 | { | |
390 | struct qitem *it; | |
87bdbc01 | 391 | int locked = 0; /* XXX */ |
86e4d161 MS |
392 | |
393 | if (LIST_EMPTY(&queue->queue)) { | |
394 | printf("Mail queue is empty\n"); | |
395 | return; | |
396 | } | |
397 | ||
398 | LIST_FOREACH(it, &queue->queue, next) { | |
5896fefc SS |
399 | printf("ID\t: %s%s\n" |
400 | "From\t: %s\n" | |
553ab44c | 401 | "To\t: %s\n", |
5896fefc | 402 | it->queueid, |
87bdbc01 | 403 | locked ? "*" : "", |
5896fefc | 404 | it->sender, it->addr); |
553ab44c SS |
405 | |
406 | if (LIST_NEXT(it, next) != NULL) | |
407 | printf("--\n"); | |
86e4d161 MS |
408 | } |
409 | } | |
410 | ||
411 | /* | |
412 | * TODO: | |
413 | * | |
414 | * - alias processing | |
415 | * - use group permissions | |
416 | * - proper sysexit codes | |
417 | */ | |
418 | ||
e0a95d28 MS |
419 | int |
420 | main(int argc, char **argv) | |
86e4d161 | 421 | { |
247523d6 | 422 | struct sigaction act; |
86e4d161 | 423 | char *sender = NULL; |
86e4d161 | 424 | struct queue queue; |
86e4d161 | 425 | int i, ch; |
e33faafe | 426 | int nodot = 0, showq = 0, queue_only = 0; |
f734c0ae | 427 | int recp_from_header = 0; |
86e4d161 | 428 | |
75fdf182 SS |
429 | set_username(); |
430 | ||
431 | /* | |
432 | * We never run as root. If called by root, drop permissions | |
433 | * to the mail user. | |
434 | */ | |
435 | if (geteuid() == 0 || getuid() == 0) { | |
436 | struct passwd *pw; | |
437 | ||
04947c64 | 438 | errno = 0; |
75fdf182 | 439 | pw = getpwnam(DMA_ROOT_USER); |
04947c64 EM |
440 | if (pw == NULL) { |
441 | if (errno == 0) | |
442 | errx(1, "user '%s' not found", DMA_ROOT_USER); | |
443 | else | |
444 | err(1, "cannot drop root privileges"); | |
445 | } | |
75fdf182 SS |
446 | |
447 | if (setuid(pw->pw_uid) != 0) | |
448 | err(1, "cannot drop root privileges"); | |
449 | ||
450 | if (geteuid() == 0 || getuid() == 0) | |
451 | errx(1, "cannot drop root privileges"); | |
452 | } | |
453 | ||
86e4d161 | 454 | atexit(deltmp); |
ee613428 | 455 | init_random(); |
6f5efe4f SS |
456 | |
457 | bzero(&queue, sizeof(queue)); | |
86e4d161 | 458 | LIST_INIT(&queue.queue); |
86e4d161 | 459 | |
0f779ba6 SS |
460 | if (strcmp(argv[0], "mailq") == 0) { |
461 | argv++; argc--; | |
462 | showq = 1; | |
463 | if (argc != 0) | |
464 | errx(1, "invalid arguments"); | |
465 | goto skipopts; | |
e9c1c02f SS |
466 | } else if (strcmp(argv[0], "newaliases") == 0) { |
467 | logident_base = "dma"; | |
468 | setlogident(NULL); | |
469 | ||
470 | if (read_aliases() != 0) | |
471 | errx(1, "could not parse aliases file `%s'", config.aliases); | |
472 | exit(0); | |
0f779ba6 SS |
473 | } |
474 | ||
87fa1cc5 | 475 | opterr = 0; |
f734c0ae | 476 | while ((ch = getopt(argc, argv, ":A:b:B:C:d:Df:F:h:iL:N:no:O:q:r:R:tUV:vX:")) != -1) { |
86e4d161 MS |
477 | switch (ch) { |
478 | case 'A': | |
479 | /* -AX is being ignored, except for -A{c,m} */ | |
480 | if (optarg[0] == 'c' || optarg[0] == 'm') { | |
481 | break; | |
482 | } | |
483 | /* else FALLTRHOUGH */ | |
484 | case 'b': | |
485 | /* -bX is being ignored, except for -bp */ | |
486 | if (optarg[0] == 'p') { | |
487 | showq = 1; | |
488 | break; | |
bca4c72a SS |
489 | } else if (optarg[0] == 'q') { |
490 | queue_only = 1; | |
491 | break; | |
86e4d161 MS |
492 | } |
493 | /* else FALLTRHOUGH */ | |
494 | case 'D': | |
495 | daemonize = 0; | |
496 | break; | |
497 | case 'L': | |
4d5af2b0 | 498 | logident_base = optarg; |
86e4d161 MS |
499 | break; |
500 | case 'f': | |
501 | case 'r': | |
502 | sender = optarg; | |
503 | break; | |
504 | ||
f734c0ae SS |
505 | case 't': |
506 | recp_from_header = 1; | |
507 | break; | |
508 | ||
86e4d161 MS |
509 | case 'o': |
510 | /* -oX is being ignored, except for -oi */ | |
511 | if (optarg[0] != 'i') | |
512 | break; | |
513 | /* else FALLTRHOUGH */ | |
87fa1cc5 MS |
514 | case 'O': |
515 | break; | |
86e4d161 MS |
516 | case 'i': |
517 | nodot = 1; | |
518 | break; | |
519 | ||
520 | case 'q': | |
af31dade SS |
521 | /* Don't let getopt slup up other arguments */ |
522 | if (optarg && *optarg == '-') | |
523 | optind--; | |
86e4d161 MS |
524 | doqueue = 1; |
525 | break; | |
526 | ||
b6bb4e2d SS |
527 | /* Ignored options */ |
528 | case 'B': | |
529 | case 'C': | |
530 | case 'd': | |
531 | case 'F': | |
532 | case 'h': | |
533 | case 'N': | |
534 | case 'n': | |
535 | case 'R': | |
536 | case 'U': | |
537 | case 'V': | |
538 | case 'v': | |
539 | case 'X': | |
540 | break; | |
541 | ||
f514a0d9 SS |
542 | case ':': |
543 | if (optopt == 'q') { | |
544 | doqueue = 1; | |
545 | break; | |
546 | } | |
547 | /* FALLTHROUGH */ | |
548 | ||
86e4d161 | 549 | default: |
f514a0d9 | 550 | fprintf(stderr, "invalid argument: `-%c'\n", optopt); |
86e4d161 MS |
551 | exit(1); |
552 | } | |
553 | } | |
554 | argc -= optind; | |
555 | argv += optind; | |
87fa1cc5 | 556 | opterr = 1; |
86e4d161 | 557 | |
8d291e4d SS |
558 | if (argc != 0 && (showq || doqueue)) |
559 | errx(1, "sending mail and queue operations are mutually exclusive"); | |
560 | ||
561 | if (showq + doqueue > 1) | |
562 | errx(1, "conflicting queue operations"); | |
563 | ||
0f779ba6 | 564 | skipopts: |
4d5af2b0 SS |
565 | if (logident_base == NULL) |
566 | logident_base = "dma"; | |
567 | setlogident(NULL); | |
4602c807 | 568 | |
247523d6 SS |
569 | act.sa_handler = sighup_handler; |
570 | act.sa_flags = 0; | |
571 | sigemptyset(&act.sa_mask); | |
572 | if (sigaction(SIGHUP, &act, NULL) != 0) | |
573 | syslog(LOG_WARNING, "can not set signal handler: %m"); | |
574 | ||
d84c3daa | 575 | parse_conf(CONF_PATH "/dma.conf"); |
86e4d161 | 576 | |
a0c4afa6 SS |
577 | if (config.authpath != NULL) |
578 | parse_authfile(config.authpath); | |
86e4d161 MS |
579 | |
580 | if (showq) { | |
6f5efe4f | 581 | if (load_queue(&queue) < 0) |
de13a881 | 582 | errlog(1, "can not load queue"); |
6f5efe4f | 583 | show_queue(&queue); |
e0a95d28 | 584 | return (0); |
86e4d161 MS |
585 | } |
586 | ||
587 | if (doqueue) { | |
3686aecc | 588 | flushqueue_signal(); |
6f5efe4f | 589 | if (load_queue(&queue) < 0) |
de13a881 | 590 | errlog(1, "can not load queue"); |
6f5efe4f | 591 | run_queue(&queue); |
e0a95d28 | 592 | return (0); |
86e4d161 MS |
593 | } |
594 | ||
e0a95d28 | 595 | if (read_aliases() != 0) |
e9c1c02f | 596 | errlog(1, "could not parse aliases file `%s'", config.aliases); |
86e4d161 | 597 | |
057afad5 | 598 | if ((sender = set_from(&queue, sender)) == NULL) |
de13a881 | 599 | errlog(1, NULL); |
86e4d161 | 600 | |
f734c0ae | 601 | if (newspoolf(&queue) != 0) |
c8674a69 | 602 | errlog(1, "can not create temp file in `%s'", config.spooldir); |
f734c0ae SS |
603 | |
604 | setlogident("%s", queue.id); | |
605 | ||
86e4d161 | 606 | for (i = 0; i < argc; i++) { |
a803c7a6 | 607 | if (add_recp(&queue, argv[i], EXPAND_WILDCARD) != 0) |
de13a881 | 608 | errlogx(1, "invalid recipient `%s'", argv[i]); |
86e4d161 MS |
609 | } |
610 | ||
f734c0ae | 611 | if (LIST_EMPTY(&queue.queue) && !recp_from_header) |
de13a881 | 612 | errlogx(1, "no recipients"); |
86e4d161 | 613 | |
f734c0ae | 614 | if (readmail(&queue, nodot, recp_from_header) != 0) |
de13a881 | 615 | errlog(1, "can not read mail"); |
86e4d161 | 616 | |
f734c0ae SS |
617 | if (LIST_EMPTY(&queue.queue)) |
618 | errlogx(1, "no recipients"); | |
619 | ||
057afad5 | 620 | if (linkspool(&queue) != 0) |
de13a881 | 621 | errlog(1, "can not create spools"); |
86e4d161 MS |
622 | |
623 | /* From here on the mail is safe. */ | |
624 | ||
a0c4afa6 | 625 | if (config.features & DEFER || queue_only) |
e0a95d28 | 626 | return (0); |
86e4d161 | 627 | |
28be0b96 | 628 | run_queue(&queue); |
86e4d161 MS |
629 | |
630 | /* NOTREACHED */ | |
e0a95d28 | 631 | return (0); |
94389971 | 632 | } |