2 * fetchmail.c -- main driver module for fetchmail
4 * For license terms, see the file COPYING in this directory.
20 #include <sys/types.h>
22 #include <sys/resource.h>
25 #include <socks.h> /* SOCKSinit() */
26 #endif /* HAVE_SOCKS */
30 #include "fetchmail.h"
38 /* need these (and sys/types.h) for res_init() */
39 #include <netinet/in.h>
40 #include <arpa/nameser.h>
44 #define ENETUNREACH 128 /* Interactive doesn't know this */
45 #endif /* ENETUNREACH */
47 /* prototypes for internal functions */
48 static int load_params(int, char **, int);
49 static void dump_params (struct runctl *runp, struct query *, flag implicit);
50 static int query_host(struct query *);
52 /* controls the detail level of status/progress messages written to stderr */
53 int outlevel; /* see the O_.* constants above */
55 /* miscellaneous global controls */
56 struct runctl run; /* global controls for this run */
57 flag nodetach; /* if TRUE, don't detach daemon process */
58 flag quitmode; /* if --quit was set */
59 int quitind; /* optind after position of last --quit option */
60 flag check_only; /* if --probe was set */
61 flag versioninfo; /* emit only version info */
62 char *user; /* the name of the invoking user */
63 char *home; /* invoking user's home directory */
64 char *fmhome; /* fetchmail's home directory */
65 const char *program_name; /* the name to prefix error messages with */
66 flag configdump; /* dump control blocks for configurator */
67 const char *fetchmailhost; /* either `localhost' or the host's FQDN */
69 static int quitonly; /* if we should quit after killing the running daemon */
71 static int querystatus; /* status of query */
72 static int successes; /* count number of successful polls */
73 static int activecount; /* count number of active entries */
74 static struct runctl cmd_run; /* global options set from command line */
75 static time_t parsetime; /* time of last parse */
77 static void terminate_run(int);
78 static void terminate_poll(int);
80 #if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
81 /* drop SGID kmem privileage until we need it */
82 static void dropprivs(void)
92 if (gr && !strcmp(gr->gr_name, "kmem"))
94 extern void interface_set_gids(gid_t egid, gid_t rgid);
95 interface_set_gids(egid, rgid);
101 #if defined(HAVE_SETLOCALE) && defined(ENABLE_NLS)
103 /** returns timestamp in current locale,
104 * and resets LC_TIME locale to POSIX. */
105 static char *timestamp (void)
108 static char buf[60]; /* RATS: ignore */
111 setlocale (LC_TIME, "");
112 strftime (buf, sizeof (buf), "%c", localtime(&now));
113 setlocale (LC_TIME, "C");
117 #define timestamp rfc822timestamp
120 static void donothing(int sig)
122 set_signal_handler(sig, donothing);
126 static void printcopyright(FILE *fp) {
127 fprintf(fp, GT_("Copyright (C) 2002, 2003 Eric S. Raymond\n"
128 "Copyright (C) 2004 Matthias Andree, Eric S. Raymond,\n"
129 " Robert M. Funk, Graham Wilson\n"
130 "Copyright (C) 2005 - 2006, 2010 Sunil Shetye\n"
131 "Copyright (C) 2005 - 2010 Matthias Andree\n"
133 fprintf(fp, GT_("Fetchmail comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
134 "are welcome to redistribute it under certain conditions. For details,\n"
135 "please see the file COPYING in the source or documentation directory.\n"));
137 /* Do not translate this */
138 fprintf(fp, "This product includes software developed by the OpenSSL Project\nfor use in the OpenSSL Toolkit. (http://www.openssl.org/)\n");
142 const char *iana_charset;
144 int main(int argc, char **argv)
147 int implicitmode = FALSE;
149 netrc_entry *netrc_list;
150 char *netrc_file, *tmpbuf;
154 #if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
158 envquery(argc, argv);
160 setlocale (LC_ALL, "");
161 bindtextdomain(PACKAGE, LOCALEDIR);
163 iana_charset = norm_charmap(nl_langinfo(CODESET)); /* normalize local
167 iana_charset = "US-ASCII";
171 report(stderr, GT_("WARNING: Running as root is discouraged.\n"));
175 * Note: because we can't initialize reporting before we know whether
176 * syslog is supposed to be on, this message will go to stdout and
177 * be lost when running in background.
179 if (outlevel >= O_VERBOSE)
183 report(stdout, GT_("fetchmail: invoked with"));
184 for (i = 0; i < argc; i++)
185 report(stdout, " %s", argv[i]);
186 report(stdout, "\n");
189 #define IDFILE_NAME ".fetchids"
190 run.idfile = prependdir (IDFILE_NAME, fmhome);
195 * We used to arrange for the lock to be removed on exit close
196 * to where the lock was asserted. Now we need to do it here, because
197 * we might have re-executed in background with an existing lock
198 * as the result of a changed rcfile (see the code near the execvp(3)
199 * call near the beginning of the polling loop for details). We want
200 * to be sure the lock gets nuked on any error exit, basically.
205 /* save the current directory */
206 if (getcwd (currentwd, sizeof (currentwd)) == NULL) {
207 report(stderr, GT_("could not get current working directory\n"));
215 i = parsecmdline(argc, argv, &cmd_run, &cmd_opts);
219 if (quitmode && quitind == argc)
225 const char *features =
228 #endif /* POP3_ENABLE */
231 #endif /* IMAP_ENABLE */
237 #endif /* RPA_ENABLE */
240 #endif /* NTLM_ENABLE */
243 #endif /* SDPS_ENABLE */
246 #endif /* ETRN_ENABLE */
249 #endif /* ODMR_ENABLE */
255 #endif /* OPIE_ENABLE */
256 #ifdef HAVE_PKG_hesiod
261 #endif /* HAVE_SOCKS */
264 #endif /* ENABLE_NLS */
267 #endif /* KERBEROS_V5 */
269 printf(GT_("This is fetchmail release %s"), VERSION);
270 fputs(features, stdout);
272 printcopyright(stdout);
274 fputs("Fallback MDA: ", stdout);
276 fputs(FALLBACK_MDA, stdout);
278 fputs("(none)", stdout);
283 /* this is an attempt to help remote debugging */
284 if (system("uname -a")) { /* NOOP to quench GCC complaint */ }
287 /* avoid parsing the config file if all we're doing is killing a daemon */
289 implicitmode = load_params(argc, argv, optind);
291 /* precedence: logfile (if effective) overrides syslog. */
292 if (run.logfile && run.poll_interval && !nodetach) {
296 /* logging should be set up early in case we were restarted from exec */
299 openlog(program_name, LOG_PID, LOG_MAIL);
303 report_init((run.poll_interval == 0 || nodetach) && !run.logfile);
306 /* initialize UID handling */
310 if (!versioninfo && (st = prc_filecheck(run.idfile, !versioninfo)) != 0)
313 initialize_saved_lists(querylist, run.idfile);
315 #endif /* POP3_ENABLE */
317 /* construct the lockfile */
321 * Before getting passwords, disable core dumps unless -v -d0 mode is on.
322 * Core dumps could otherwise contain passwords to be scavenged by a
325 if (outlevel < O_VERBOSE || run.poll_interval > 0)
327 struct rlimit corelimit;
328 corelimit.rlim_cur = 0;
329 corelimit.rlim_max = 0;
330 setrlimit(RLIMIT_CORE, &corelimit);
333 #define NETRC_FILE ".netrc"
334 /* parse the ~/.netrc file (if present) for future password lookups. */
335 netrc_file = prependdir (NETRC_FILE, home);
336 netrc_list = parse_netrc(netrc_file);
340 /* pick up passwords where we can */
341 for (ctl = querylist; ctl; ctl = ctl->next)
343 if (ctl->active && !(implicitmode && ctl->server.skip)&&!ctl->password)
345 if (NO_PASSWORD(ctl))
346 /* Server won't care what the password is, but there
347 must be some non-null string here. */
348 ctl->password = ctl->remotename;
353 /* look up the pollname and account in the .netrc file. */
354 p = search_netrc(netrc_list,
355 ctl->server.pollname, ctl->remotename);
356 /* if we find a matching entry with a password, use it */
357 if (p && p->password)
358 ctl->password = xstrdup(p->password);
360 /* otherwise try with "via" name if there is one */
361 else if (ctl->server.via)
363 p = search_netrc(netrc_list,
364 ctl->server.via, ctl->remotename);
365 if (p && p->password)
366 ctl->password = xstrdup(p->password);
372 free_netrc(netrc_list);
375 /* perhaps we just want to check options? */
378 int havercfile = access(rcfile, 0);
380 printf(GT_("Taking options from command line%s%s\n"),
381 havercfile ? "" : GT_(" and "),
382 havercfile ? "" : rcfile);
384 if (querylist == NULL)
386 GT_("No mailservers set up -- perhaps %s is missing?\n"),
389 dump_params(&run, querylist, implicitmode);
393 /* dump options as a Python dictionary, for configurator use */
396 dump_config(&run, querylist);
400 /* check for another fetchmail running concurrently */
401 pid = fm_lock_state();
403 pid = bkgd ? -pid : pid;
405 /* if no mail servers listed and nothing in background, we're done */
406 if (!quitonly && pid == 0 && querylist == NULL) {
407 (void)fputs(GT_("fetchmail: no mailservers have been specified.\n"),stderr);
411 /* perhaps user asked us to kill the other fetchmail */
414 if (pid == 0 || pid == getpid())
415 /* this test enables re-execing on a changed rcfile
416 * for pid == getpid() */
419 fprintf(stderr,GT_("fetchmail: no other fetchmail is running\n"));
423 else if (kill(pid, SIGTERM) < 0)
425 fprintf(stderr,GT_("fetchmail: error killing %s fetchmail at %ld; bailing out.\n"),
426 bkgd ? GT_("background") : GT_("foreground"), (long)pid);
433 if (outlevel > O_SILENT)
434 fprintf(stderr,GT_("fetchmail: %s fetchmail at %ld killed.\n"),
435 bkgd ? GT_("background") : GT_("foreground"), (long)pid);
436 /* We used to nuke the other process's lock here, with
437 * fm_lock_release(), which is broken. The other process
438 * needs to clear its lock by itself. */
442 /* wait for other process to exit */
443 maxwait = 10; /* seconds */
444 while (kill(pid, 0) == 0 && --maxwait >= 0) {
451 /* another fetchmail is running -- wake it up or die */
457 GT_("fetchmail: can't check mail while another fetchmail to same host is running.\n"));
460 else if (!implicitmode)
463 GT_("fetchmail: can't poll specified hosts with another fetchmail running at %ld.\n"),
470 GT_("fetchmail: another foreground fetchmail is running at %ld.\n"),
474 else if (getpid() == pid)
475 /* this test enables re-execing on a changed rcfile */
480 GT_("fetchmail: can't accept options while a background fetchmail is running.\n"));
483 else if (kill(pid, SIGUSR1) == 0)
486 GT_("fetchmail: background fetchmail at %ld awakened.\n"),
493 * Should never happen -- possible only if a background fetchmail
494 * croaks after the first kill probe above but before the
495 * SIGUSR1/SIGHUP transmission.
498 GT_("fetchmail: elder sibling at %ld died mysteriously.\n"),
500 return(PS_UNDEFINED);
504 /* pick up interactively any passwords we need but don't have */
505 for (ctl = querylist; ctl; ctl = ctl->next)
507 if (ctl->active && !(implicitmode && ctl->server.skip)
508 && !NO_PASSWORD(ctl) && !ctl->password)
513 GT_("fetchmail: can't find a password for %s@%s.\n"),
514 ctl->remotename, ctl->server.pollname);
517 const char* password_prompt = GT_("Enter password for %s@%s: ");
518 size_t pplen = strlen(password_prompt) + strlen(ctl->remotename) + strlen(ctl->server.pollname) + 1;
520 tmpbuf = (char *)xmalloc(pplen);
521 snprintf(tmpbuf, pplen, password_prompt,
522 ctl->remotename, ctl->server.pollname);
523 ctl->password = xstrdup((char *)fm_getpassword(tmpbuf));
530 * Time to initiate the SOCKS library (this is not mandatory: it just
531 * registers the correct application name for logging purpose. If you
532 * have some problem, comment out these lines).
535 SOCKSinit("fetchmail");
536 #endif /* HAVE_SOCKS */
538 /* avoid zombies from plugins */
541 /* Fix up log destination - if the if() is true, the precedence rule
542 * above hasn't killed off the syslog option, because the logfile
543 * option is ineffective (because we're not detached or not in
544 * deamon mode), so kill it for the benefit of other parts of the
546 if (run.logfile && run.use_syslog)
550 * Maybe time to go to demon mode...
552 if (run.poll_interval)
557 rc = daemonize(run.logfile);
559 report(stderr, GT_("fetchmail: Cannot detach into background. Aborting.\n"));
563 report(stdout, GT_("starting fetchmail %s daemon\n"), VERSION);
566 * We'll set up a handler for these when we're sleeping,
567 * but ignore them otherwise so as not to interrupt a poll.
569 set_signal_handler(SIGUSR1, SIG_IGN);
570 if (run.poll_interval && getuid() == ROOT_UID)
571 set_signal_handler(SIGHUP, SIG_IGN);
575 /* not in daemon mode */
576 if (run.logfile && !nodetach && access(run.logfile, F_OK) == 0)
578 if (!freopen(run.logfile, "a", stdout))
579 report(stderr, GT_("could not open %s to append logs to\n"), run.logfile);
580 if (!freopen(run.logfile, "a", stderr))
581 report(stdout, GT_("could not open %s to append logs to\n"), run.logfile);
583 report(stdout, GT_("fetchmail: Warning: syslog and logfile are set. Check both for logs!\n"));
589 /* beyond here we don't want more than one fetchmail running per user */
591 set_signal_handler(SIGABRT, terminate_run);
592 set_signal_handler(SIGINT, terminate_run);
593 set_signal_handler(SIGTERM, terminate_run);
594 set_signal_handler(SIGALRM, terminate_run);
595 set_signal_handler(SIGPIPE, SIG_IGN);
596 set_signal_handler(SIGQUIT, terminate_run);
598 /* here's the exclusion lock */
601 if (check_only && outlevel >= O_VERBOSE) {
602 report(stdout, GT_("--check mode enabled, not fetching mail\n"));
606 * Query all hosts. If there's only one, the error return will
607 * reflect the status of that transaction.
611 * Check to see if the rcfile has been touched. If so,
612 * re-exec so the file will be reread. Doing it this way
613 * avoids all the complications of trying to deallocate the
614 * in-core control structures -- and the potential memory
619 if (strcmp(rcfile, "-") == 0) {
621 } else if (stat(rcfile, &rcstat) == -1) {
624 GT_("couldn't time-check %s (error %d)\n"),
627 else if (rcstat.st_mtime > parsetime)
629 report(stdout, GT_("restarting fetchmail (%s changed)\n"), rcfile);
632 /* restore the startup directory */
633 if (!currentwd[0] || chdir (currentwd) == -1)
634 report(stderr, GT_("attempt to re-exec may fail as directory has not been restored\n"));
638 * Matthias Andree: Isn't this prone to introduction of
639 * "false" programs by interfering with PATH? Those
640 * path-searching execs might not be the best ideas for
643 * Rob Funk: But is there any way for someone to modify
644 * the PATH variable of a running fetchmail? I don't know
647 * Dave's change makes fetchmail restart itself in exactly
648 * the way it was started from the shell (or shell script)
649 * in the first place. If you're concerned about PATH
650 * contamination, call fetchmail initially with a full
651 * path, and use Dave's patch.
653 * Not using a -p variant of exec means that the restart
654 * will break if both (a) the user depended on PATH to
655 * call fetchmail in the first place, and (b) the system
656 * doesn't save the whole path in argv[0] if the whole
657 * path wasn't used in the initial call. (If I recall
658 * correctly, Linux saves it but many other Unices don't.)
660 execvp(argv[0], argv);
661 report(stderr, GT_("attempt to re-exec fetchmail failed\n"));
664 #ifdef HAVE_RES_SEARCH
665 /* Boldly assume that we also have res_init() if we have
666 * res_search(), and call res_init() to re-read the resolv.conf
667 * file, so that we can pick up changes to that file that are
668 * written by dhpccd, dhclient, pppd, openvpn and similar. */
670 /* NOTE: This assumes that /etc/resolv.conf is written
671 * atomically (i. e. a temporary file is written, flushed and
672 * then renamed into place). To fix Debian Bug#389270. */
674 /* NOTE: If this leaks memory or doesn't re-read
675 * /etc/resolv.conf, we're in trouble. The res_init() interface
676 * is only lightly documented :-( */
682 for (ctl = querylist; ctl; ctl = ctl->next)
686 if (!(implicitmode && ctl->server.skip))
691 GT_("poll of %s skipped (failed authentication or too many timeouts)\n"),
692 ctl->server.pollname);
696 /* check skip interval first so that it counts all polls */
697 if (run.poll_interval && ctl->server.interval)
699 if (ctl->server.poll_count++ % ctl->server.interval)
701 if (outlevel >= O_VERBOSE)
703 GT_("interval not reached, not querying %s\n"),
704 ctl->server.pollname);
711 * Don't do monitoring if we were woken by a signal.
712 * Note that interface_approve() does its own error logging.
714 if (!interface_approve(&ctl->server, !lastsig))
716 #endif /* CAN_MONITOR */
718 dofastuidl = 0; /* this is reset in the driver if required */
720 querystatus = query_host(ctl);
722 if (NUM_NONZERO(ctl->fastuidl))
723 ctl->fastuidlcount = (ctl->fastuidlcount + 1) % ctl->fastuidl;
725 /* leave the UIDL state alone if there have been any errors */
727 ((querystatus==PS_SUCCESS) || (querystatus==PS_NOMAIL) || (querystatus==PS_MAXFETCH)))
730 uid_discard_new_list(ctl);
732 #endif /* POP3_ENABLE */
734 if (querystatus == PS_SUCCESS)
736 else if (!check_only &&
737 ((querystatus!=PS_NOMAIL) || (outlevel==O_DEBUG)))
741 report(stdout,GT_("Query status=0 (SUCCESS)\n"));break;
743 report(stdout,GT_("Query status=1 (NOMAIL)\n")); break;
745 report(stdout,GT_("Query status=2 (SOCKET)\n")); break;
747 report(stdout,GT_("Query status=3 (AUTHFAIL)\n"));break;
749 report(stdout,GT_("Query status=4 (PROTOCOL)\n"));break;
751 report(stdout,GT_("Query status=5 (SYNTAX)\n")); break;
753 report(stdout,GT_("Query status=6 (IOERR)\n")); break;
755 report(stdout,GT_("Query status=7 (ERROR)\n")); break;
757 report(stdout,GT_("Query status=8 (EXCLUDE)\n")); break;
759 report(stdout,GT_("Query status=9 (LOCKBUSY)\n"));break;
761 report(stdout,GT_("Query status=10 (SMTP)\n")); break;
763 report(stdout,GT_("Query status=11 (DNS)\n")); break;
765 report(stdout,GT_("Query status=12 (BSMTP)\n")); break;
767 report(stdout,GT_("Query status=13 (MAXFETCH)\n"));break;
769 report(stdout,GT_("Query status=%d\n"),querystatus);
774 if (ctl->server.monitor)
777 * Allow some time for the link to quiesce. One
778 * second is usually sufficient, three is safe.
779 * Note: this delay is important - don't remove!
782 interface_note_activity(&ctl->server);
784 #endif /* CAN_MONITOR */
788 /* close connections cleanly */
792 * OK, we've polled. Now sleep.
794 if (run.poll_interval)
797 * Because passwords can expire, it may happen that *all*
798 * hosts are now out of the loop due to authfail
799 * conditions. If this happens daemon-mode fetchmail
800 * should softly and silently vanish away, rather than
801 * spinning uselessly.
805 for (ctl = querylist; ctl; ctl = ctl->next)
806 if (ctl->active && !(implicitmode && ctl->server.skip))
811 report(stderr, GT_("All connections are wedged. Exiting.\n"));
812 /* FIXME: someday, send notification mail */
816 if ((outlevel > O_SILENT && !run.use_syslog && isatty(1))
817 || outlevel > O_NORMAL)
819 GT_("sleeping at %s for %d seconds\n"), timestamp(), run.poll_interval);
822 * With this simple hack, we make it possible for a foreground
823 * fetchmail to wake up one in daemon mode. What we want is the
824 * side effect of interrupting any sleep that may be going on,
825 * forcing fetchmail to re-poll its hosts. The second line is
826 * for people who think all system daemons wake up on SIGHUP.
828 set_signal_handler(SIGUSR1, donothing);
829 if (getuid() == ROOT_UID)
830 set_signal_handler(SIGHUP, donothing);
833 * OK, now pause until it's time for the next poll cycle.
834 * A nonzero return indicates we received a wakeup signal;
835 * unwedge all servers in case the problem has been
838 if ((lastsig = interruptible_idle(run.poll_interval)))
840 if (outlevel > O_SILENT)
841 #ifdef SYS_SIGLIST_DECLARED
843 GT_("awakened by %s\n"), sys_siglist[lastsig]);
846 GT_("awakened by signal %d\n"), lastsig);
848 for (ctl = querylist; ctl; ctl = ctl->next)
852 if ((outlevel > O_SILENT && !run.use_syslog && isatty(1))
853 || outlevel > O_NORMAL)
854 report(stdout, GT_("awakened at %s\n"), timestamp());
856 } while (run.poll_interval);
858 if (outlevel >= O_VERBOSE)
859 report(stdout, GT_("normal termination, status %d\n"),
860 successes ? PS_SUCCESS : querystatus);
866 else if (querystatus)
869 /* in case we interrupted before a successful fetch */
873 static void list_merge(struct idlist **dstl, struct idlist **srcl, int force)
876 * If force is off, modify dstl fields only when they're empty (treat srcl
877 * as defaults). If force is on, modify each dstl field whenever scrcl
878 * is nonempty (treat srcl as an override).
880 if (force ? !!*srcl : !*dstl)
882 struct idlist *cpl = copy_str_list(*srcl);
884 append_str_list(dstl, &cpl);
888 static void optmerge(struct query *h2, struct query *h1, int force)
889 /* merge two options records */
891 list_merge(&h2->server.localdomains, &h1->server.localdomains, force);
892 list_merge(&h2->localnames, &h1->localnames, force);
893 list_merge(&h2->mailboxes, &h1->mailboxes, force);
894 list_merge(&h2->smtphunt, &h1->smtphunt, force);
895 list_merge(&h2->domainlist, &h1->domainlist, force);
896 list_merge(&h2->antispam, &h1->antispam, force);
898 #define FLAG_MERGE(fld) if (force ? !!h1->fld : !h2->fld) h2->fld = h1->fld
899 FLAG_MERGE(server.via);
900 FLAG_MERGE(server.protocol);
901 FLAG_MERGE(server.service);
902 FLAG_MERGE(server.interval);
903 FLAG_MERGE(server.authenticate);
904 FLAG_MERGE(server.timeout);
905 FLAG_MERGE(server.envelope);
906 FLAG_MERGE(server.envskip);
907 FLAG_MERGE(server.qvirtual);
908 FLAG_MERGE(server.skip);
909 FLAG_MERGE(server.dns);
910 FLAG_MERGE(server.checkalias);
911 FLAG_MERGE(server.uidl);
912 FLAG_MERGE(server.principal);
915 FLAG_MERGE(server.interface);
916 FLAG_MERGE(server.interface_pair);
917 FLAG_MERGE(server.monitor);
920 FLAG_MERGE(server.plugin);
921 FLAG_MERGE(server.plugout);
922 FLAG_MERGE(server.tracepolls);
923 FLAG_MERGE(server.badheader);
925 FLAG_MERGE(wildcard);
926 FLAG_MERGE(remotename);
927 FLAG_MERGE(password);
930 FLAG_MERGE(listener);
931 FLAG_MERGE(smtpaddress);
932 FLAG_MERGE(smtpname);
933 FLAG_MERGE(preconnect);
934 FLAG_MERGE(postconnect);
938 FLAG_MERGE(limitflush);
939 FLAG_MERGE(fetchall);
943 FLAG_MERGE(pass8bits);
944 FLAG_MERGE(dropstatus);
945 FLAG_MERGE(dropdelivered);
946 FLAG_MERGE(mimedecode);
949 FLAG_MERGE(warnings);
950 FLAG_MERGE(fetchlimit);
951 FLAG_MERGE(fetchsizelimit);
952 FLAG_MERGE(fastuidl);
953 FLAG_MERGE(batchlimit);
958 FLAG_MERGE(sslproto);
959 FLAG_MERGE(sslcertck);
960 FLAG_MERGE(sslcertfile);
961 FLAG_MERGE(sslcertpath);
962 FLAG_MERGE(sslcommonname);
963 FLAG_MERGE(sslfingerprint);
967 FLAG_MERGE(properties);
971 /** Load configuration files.
972 * \return - true if no servers found on the command line
973 * - false if servers found on the command line */
974 static int load_params(int argc, char **argv, int optind)
976 int implicitmode, st;
978 struct query def_opts, *ctl;
982 run.bouncemail = TRUE;
983 run.softbounce = TRUE; /* treat permanent errors as temporary */
984 run.spambounce = FALSE; /* don't bounce back to innocent bystanders */
986 memset(&def_opts, '\0', sizeof(struct query));
987 def_opts.smtp_socket = -1;
988 def_opts.smtpaddress = (char *)0;
989 def_opts.smtpname = (char *)0;
990 def_opts.server.protocol = P_AUTO;
991 def_opts.server.timeout = CLIENT_TIMEOUT;
992 def_opts.server.esmtp_name = user;
993 def_opts.server.badheader = BHREJECT;
994 def_opts.warnings = WARNING_INTERVAL;
995 def_opts.remotename = user;
996 def_opts.listener = SMTP_MODE;
997 def_opts.fetchsizelimit = 100;
998 def_opts.fastuidl = 4;
1000 /* get the location of rcfile */
1002 p = strrchr (rcfile, '/');
1003 if (p && (size_t)(p - rcfile) < sizeof (rcfiledir)) {
1004 *p = 0; /* replace '/' by '0' */
1005 strlcpy (rcfiledir, rcfile, sizeof(rcfiledir));
1006 *p = '/'; /* restore '/' */
1007 if (!rcfiledir[0]) /* "/.fetchmailrc" case */
1008 strcpy (rcfiledir, "/");
1011 /* note the parse time, so we can pick up on modifications */
1012 if (strcmp(rcfile, "-") == 0)
1013 parsetime = time(NULL);
1015 if (stat(rcfile, &rcstat) != -1)
1016 parsetime = rcstat.st_mtime;
1017 else if (errno != ENOENT)
1018 report(stderr, GT_("couldn't time-check the run-control file\n"));
1021 /* this builds the host list */
1022 if ((st = prc_parse_file(rcfile, !versioninfo)) != 0)
1024 * FIXME: someday, send notification mail here if backgrounded.
1025 * Right now, that can happen if the user changes the rcfile
1026 * while the fetchmail is running in background. Do similarly
1027 * for the other exit() calls in this function.
1031 if ((implicitmode = (optind >= argc)))
1033 for (ctl = querylist; ctl; ctl = ctl->next)
1034 ctl->active = !ctl->server.skip;
1037 for (; optind < argc; optind++)
1039 flag predeclared = FALSE;
1042 * If hostname corresponds to a host known from the rc file,
1043 * simply declare it active. Otherwise synthesize a host
1044 * record from command line and defaults
1046 for (ctl = querylist; ctl; ctl = ctl->next)
1047 if (!strcmp(ctl->server.pollname, argv[optind])
1048 || str_in_list(&ctl->server.akalist, argv[optind], TRUE))
1050 /* Is this correct? */
1051 if (predeclared && outlevel >= O_VERBOSE)
1052 fprintf(stderr,GT_("Warning: multiple mentions of host %s in config file\n"),argv[optind]);
1060 * Allocate and link record without copying in
1061 * command-line args; we'll do that with the optmerge
1064 ctl = hostalloc((struct query *)NULL);
1066 ctl->server.pollname = xstrdup(argv[optind]);
1068 ctl->server.lead_server = (struct hostdata *)NULL;
1073 * If there's a defaults record, merge it and lose it.
1074 * FIXME: we don't currently free all entries that might be in struct query.
1076 if (querylist && strcmp(querylist->server.pollname, "defaults") == 0)
1080 for (ctl = querylist->next; ctl; ctl = ctl->next)
1081 optmerge(ctl, querylist, FALSE);
1083 querylist = querylist->next;
1084 free(tmpq->server.pollname);
1088 /* don't allow a defaults record after the first */
1089 for (ctl = querylist; ctl; ctl = ctl->next) {
1090 if (ctl != querylist && strcmp(ctl->server.pollname, "defaults") == 0) {
1091 fprintf(stderr, GT_("fetchmail: Error: multiple \"defaults\" records in config file.\n"));
1096 /* use localhost if we never fetch the FQDN of this host */
1097 fetchmailhost = "localhost";
1099 /* here's where we override globals */
1100 if (cmd_run.logfile)
1101 run.logfile = cmd_run.logfile;
1103 run.idfile = cmd_run.idfile;
1104 if (cmd_run.pidfile)
1105 run.pidfile = cmd_run.pidfile;
1106 /* do this before the keep/fetchall test below, otherwise -d0 may fail */
1107 if (cmd_run.poll_interval >= 0)
1108 run.poll_interval = cmd_run.poll_interval;
1109 if (cmd_run.invisible)
1110 run.invisible = (cmd_run.invisible == FLAG_TRUE);
1111 if (cmd_run.showdots)
1112 run.showdots = (cmd_run.showdots == FLAG_TRUE);
1113 if (cmd_run.use_syslog)
1114 run.use_syslog = (cmd_run.use_syslog == FLAG_TRUE);
1115 if (cmd_run.postmaster)
1116 run.postmaster = cmd_run.postmaster;
1117 if (cmd_run.bouncemail)
1118 run.bouncemail = (cmd_run.bouncemail == FLAG_TRUE);
1119 if (cmd_run.softbounce)
1120 run.softbounce = (cmd_run.softbounce == FLAG_TRUE);
1122 /* check and daemon options are not compatible */
1123 if (check_only && run.poll_interval)
1124 run.poll_interval = 0;
1127 * DNS support is required for some protocols. We used to
1128 * do this unconditionally, but it made fetchmail excessively
1129 * vulnerable to misconfigured DNS setups.
1131 * If we're using ETRN or ODMR, the smtp hunt list is the
1132 * list of systems we're polling on behalf of; these have
1133 * to be fully-qualified domain names. The default for
1134 * this list should be the FQDN of localhost.
1136 * If we're using Kerberos for authentication, we need
1137 * the FQDN in order to generate capability keys.
1139 for (ctl = querylist; ctl; ctl = ctl->next)
1141 (ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR
1142 || ctl->server.authenticate == A_KERBEROS_V5))
1144 fetchmailhost = host_fqdn(1);
1148 if (!ctl) /* list exhausted */
1149 fetchmailhost = host_fqdn(0);
1151 /* this code enables flags to be turned off */
1152 #define DEFAULT(flag, dflt) if (flag == FLAG_TRUE)\
1154 else if (flag == FLAG_FALSE)\
1159 /* merge in wired defaults, do sanity checks and prepare internal fields */
1160 for (ctl = querylist; ctl; ctl = ctl->next)
1162 ctl->wedged = FALSE;
1164 /* merge in defaults */
1165 optmerge(ctl, &def_opts, FALSE);
1167 /* force command-line options */
1168 optmerge(ctl, &cmd_opts, TRUE);
1171 * queryname has to be set up for inactive servers too.
1172 * Otherwise the UIDL code core-dumps on startup.
1174 if (ctl->server.via)
1175 ctl->server.queryname = xstrdup(ctl->server.via);
1177 ctl->server.queryname = xstrdup(ctl->server.pollname);
1180 * We no longer do DNS lookups at startup.
1181 * This is a kluge. It enables users to edit their
1182 * configurations when DNS isn't available.
1184 ctl->server.truename = xstrdup(ctl->server.queryname);
1186 if (configdump || ctl->active )
1188 DEFAULT(ctl->keep, FALSE);
1189 DEFAULT(ctl->fetchall, FALSE);
1190 DEFAULT(ctl->flush, FALSE);
1191 DEFAULT(ctl->limitflush, FALSE);
1192 DEFAULT(ctl->rewrite, TRUE);
1193 DEFAULT(ctl->stripcr, (ctl->mda != (char *)NULL));
1194 DEFAULT(ctl->forcecr, FALSE);
1195 DEFAULT(ctl->pass8bits, FALSE);
1196 DEFAULT(ctl->dropstatus, FALSE);
1197 DEFAULT(ctl->dropdelivered, FALSE);
1198 DEFAULT(ctl->mimedecode, FALSE);
1199 DEFAULT(ctl->idle, FALSE);
1200 DEFAULT(ctl->server.dns, TRUE);
1201 DEFAULT(ctl->server.uidl, FALSE);
1202 DEFAULT(ctl->use_ssl, FALSE);
1203 DEFAULT(ctl->sslcertck, FALSE);
1204 DEFAULT(ctl->server.checkalias, FALSE);
1207 * XXX FIXME: do we need this check or can we rely on the .y
1208 * parser handling this?
1212 report(stderr, GT_("SSL support is not compiled in.\n"));
1215 #endif /* SSL_ENABLE */
1218 if (ctl->server.authenticate == A_KERBEROS_V5) {
1219 report(stderr, GT_("KERBEROS v5 support is configured, but not compiled in.\n"));
1224 if (ctl->server.authenticate == A_GSSAPI) {
1225 report(stderr, GT_("GSSAPI support is configured, but not compiled in.\n"));
1231 * Make sure we have a nonempty host list to forward to.
1234 save_str(&ctl->smtphunt, "localhost", FALSE);
1237 * Make sure we have a nonempty list of domains to fetch from.
1239 if ((ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR) && !ctl->domainlist)
1240 save_str(&ctl->domainlist, fetchmailhost, FALSE);
1242 /* if `user' doesn't name a real local user, try to run as root */
1243 if ((pw = getpwnam(user)) == (struct passwd *)NULL)
1246 ctl->uid = pw->pw_uid; /* for local delivery via MDA */
1247 if (!ctl->localnames) /* for local delivery via SMTP */
1248 save_str_pair(&ctl->localnames, user, NULL);
1251 * can't handle multidrop mailboxes without "envelope"
1252 * option, this causes truckloads full of support complaints
1253 * "all mail forwarded to postmaster"
1255 if (MULTIDROP(ctl) && !ctl->server.envelope)
1257 report(stderr, GT_("warning: multidrop for %s requires envelope option!\n"), ctl->server.pollname);
1258 report(stderr, GT_("warning: Do not ask for support if all mail goes to postmaster!\n"));
1261 /* if no folders were specified, set up the null one as default */
1262 if (!ctl->mailboxes)
1263 save_str(&ctl->mailboxes, (char *)NULL, 0);
1265 /* maybe user overrode timeout on command line? */
1266 if (ctl->server.timeout == -1)
1267 ctl->server.timeout = CLIENT_TIMEOUT;
1270 if (ctl->server.service) {
1271 int port = servport(ctl->server.service);
1274 (void) fprintf(stderr,
1275 GT_("fetchmail: %s configuration invalid, specify positive port number for service or port\n"),
1276 ctl->server.pollname);
1280 if (ctl->listener == LMTP_MODE)
1284 for (idp = ctl->smtphunt; idp; idp = idp->next)
1288 if (!(cp = strrchr(idp->id, '/'))
1289 || (0 == strcmp(cp + 1, SMTP_PORT))
1290 || servport(cp + 1) == SMTP_PORT_NUM)
1292 (void) fprintf(stderr,
1293 GT_("%s configuration invalid, LMTP can't use default SMTP port\n"),
1294 ctl->server.pollname);
1301 * "I beg to you, have mercy on the we[a]k minds like myself."
1302 * wrote Pehr Anderson. Your petition is granted.
1304 if (ctl->fetchall && ctl->keep && (run.poll_interval || ctl->idle) && !nodetach && !configdump)
1306 (void) fprintf(stderr,
1307 GT_("Both fetchall and keep on in daemon or idle mode is a mistake!\n"));
1313 * If the user didn't set a last-resort user to get misaddressed
1314 * multidrop mail, set an appropriate default here.
1316 if (!run.postmaster)
1318 if (getuid() != ROOT_UID) /* ordinary user */
1319 run.postmaster = user;
1321 run.postmaster = "postmaster";
1324 return(implicitmode);
1327 static void terminate_poll(int sig)
1328 /* to be executed at the end of a poll cycle */
1332 report(stdout, GT_("terminated with signal %d\n"), sig);
1336 * Update UID information at end of each poll, rather than at end
1337 * of run, because that way we don't lose all UIDL information since
1338 * the beginning of time if fetchmail crashes.
1341 write_saved_lists(querylist, run.idfile);
1342 #endif /* POP3_ENABLE */
1345 static void terminate_run(int sig)
1346 /* to be executed on normal or signal-induced termination */
1350 terminate_poll(sig);
1353 * Craig Metz, the RFC1938 one-time-password guy, points out:
1354 * "Remember that most kernels don't zero pages before handing them to the
1355 * next process and many kernels share pages between user and kernel space.
1356 * You'd be very surprised what you can find from a short program to do a
1357 * malloc() and then dump the contents of the pages you got. By zeroing
1358 * the secrets at end of run (earlier if you can), you make sure the next
1359 * guy can't get the password/pass phrase."
1361 * Right you are, Craig!
1363 for (ctl = querylist; ctl; ctl = ctl->next)
1365 memset(ctl->password, '\0', strlen(ctl->password));
1367 if (activecount == 0)
1370 exit(successes ? PS_SUCCESS : querystatus);
1374 * Sequence of protocols to try when autoprobing, most capable to least.
1376 static const int autoprobe[] =
1380 #endif /* IMAP_ENABLE */
1383 #endif /* POP3_ENABLE */
1386 static int query_host(struct query *ctl)
1387 /* perform fetch transaction with single host */
1393 * If we're syslogging the progress messages are automatically timestamped.
1394 * Force timestamping if we're going to a logfile.
1396 if (outlevel >= O_VERBOSE)
1398 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll started\n"),
1400 ctl->server.pollname,
1401 showproto(ctl->server.protocol),
1405 switch (ctl->server.protocol) {
1407 for (i = 0; i < sizeof(autoprobe)/sizeof(autoprobe[0]); i++)
1409 ctl->server.protocol = autoprobe[i];
1411 st = query_host(ctl);
1414 if (st == PS_SUCCESS || st == PS_NOMAIL || st == PS_AUTHFAIL || st == PS_LOCKBUSY || st == PS_SMTP || st == PS_MAXFETCH || st == PS_DNS)
1417 ctl->server.protocol = P_AUTO;
1424 } while (st == PS_REPOLL);
1426 report(stderr, GT_("POP3 support is not configured.\n"));
1428 #endif /* POP3_ENABLE */
1434 } while (st == PS_REPOLL);
1436 report(stderr, GT_("IMAP support is not configured.\n"));
1438 #endif /* IMAP_ENABLE */
1442 report(stderr, GT_("ETRN support is not configured.\n"));
1447 #endif /* ETRN_ENABLE */
1450 report(stderr, GT_("ODMR support is not configured.\n"));
1454 #endif /* ODMR_ENABLE */
1457 report(stderr, GT_("unsupported protocol selected.\n"));
1462 * If we're syslogging the progress messages are automatically timestamped.
1463 * Force timestamping if we're going to a logfile.
1465 if (outlevel >= O_VERBOSE)
1467 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll completed\n"),
1469 ctl->server.pollname,
1470 showproto(ctl->server.protocol),
1477 static void dump_params (struct runctl *runp,
1478 struct query *querylist, flag implicit)
1479 /* display query parameters in English */
1483 if (runp->poll_interval)
1484 printf(GT_("Poll interval is %d seconds\n"), runp->poll_interval);
1486 printf(GT_("Logfile is %s\n"), runp->logfile);
1487 if (strcmp(runp->idfile, IDFILE_NAME))
1488 printf(GT_("Idfile is %s\n"), runp->idfile);
1489 if (runp->use_syslog)
1490 printf(GT_("Progress messages will be logged via syslog\n"));
1491 if (runp->invisible)
1492 printf(GT_("Fetchmail will masquerade and will not generate Received\n"));
1494 printf(GT_("Fetchmail will show progress dots even in logfiles.\n"));
1495 if (runp->postmaster)
1496 printf(GT_("Fetchmail will forward misaddressed multidrop messages to %s.\n"),
1499 if (!runp->bouncemail)
1500 printf(GT_("Fetchmail will direct error mail to the postmaster.\n"));
1501 else if (outlevel >= O_VERBOSE)
1502 printf(GT_("Fetchmail will direct error mail to the sender.\n"));
1504 if (!runp->softbounce)
1505 printf(GT_("Fetchmail will treat permanent errors as permanent (drop messages).\n"));
1506 else if (outlevel >= O_VERBOSE)
1507 printf(GT_("Fetchmail will treat permanent errors as temporary (keep messages).\n"));
1509 for (ctl = querylist; ctl; ctl = ctl->next)
1511 if (!ctl->active || (implicit && ctl->server.skip))
1514 printf(GT_("Options for retrieving from %s@%s:\n"),
1515 ctl->remotename, visbuf(ctl->server.pollname));
1517 if (ctl->server.via && MAILBOX_PROTOCOL(ctl))
1518 printf(GT_(" Mail will be retrieved via %s\n"), ctl->server.via);
1520 if (ctl->server.interval)
1521 printf(ngettext(" Poll of this server will occur every %d interval.\n",
1522 " Poll of this server will occur every %d intervals.\n",
1523 ctl->server.interval), ctl->server.interval);
1524 if (ctl->server.truename)
1525 printf(GT_(" True name of server is %s.\n"), ctl->server.truename);
1526 if (ctl->server.skip || outlevel >= O_VERBOSE)
1527 printf(ctl->server.skip
1528 ? GT_(" This host will not be queried when no host is specified.\n")
1529 : GT_(" This host will be queried when no host is specified.\n"));
1530 if (!NO_PASSWORD(ctl))
1533 printf(GT_(" Password will be prompted for.\n"));
1534 else if (outlevel >= O_VERBOSE)
1536 if (ctl->server.protocol == P_APOP)
1537 printf(GT_(" APOP secret = \"%s\".\n"),
1538 visbuf(ctl->password));
1540 printf(GT_(" Password = \"%s\".\n"),
1541 visbuf(ctl->password));
1545 if (ctl->server.protocol == P_POP3
1546 && ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT)
1547 && (ctl->server.authenticate == A_KERBEROS_V5))
1548 printf(GT_(" Protocol is KPOP with Kerberos %s authentication"),
1549 ctl->server.authenticate == A_KERBEROS_V5 ? "V" : "IV");
1551 printf(GT_(" Protocol is %s"), showproto(ctl->server.protocol));
1552 if (ctl->server.service)
1553 printf(GT_(" (using service %s)"), ctl->server.service);
1554 else if (outlevel >= O_VERBOSE)
1555 printf(GT_(" (using default port)"));
1556 if (ctl->server.uidl && MAILBOX_PROTOCOL(ctl))
1557 printf(GT_(" (forcing UIDL use)"));
1560 switch (ctl->server.authenticate)
1563 printf(GT_(" All available authentication methods will be tried.\n"));
1566 printf(GT_(" Password authentication will be forced.\n"));
1569 printf(GT_(" MSN authentication will be forced.\n"));
1572 printf(GT_(" NTLM authentication will be forced.\n"));
1575 printf(GT_(" OTP authentication will be forced.\n"));
1578 printf(GT_(" CRAM-MD5 authentication will be forced.\n"));
1581 printf(GT_(" GSSAPI authentication will be forced.\n"));
1584 printf(GT_(" Kerberos V5 authentication will be forced.\n"));
1587 printf(GT_(" End-to-end encryption assumed.\n"));
1590 if (ctl->server.principal != (char *) NULL)
1591 printf(GT_(" Mail service principal is: %s\n"), ctl->server.principal);
1594 printf(GT_(" SSL encrypted sessions enabled.\n"));
1596 printf(GT_(" SSL protocol: %s.\n"), ctl->sslproto);
1597 if (ctl->sslcertck) {
1598 printf(GT_(" SSL server certificate checking enabled.\n"));
1600 if (ctl->sslcertfile != NULL)
1601 printf(GT_(" SSL trusted certificate file: %s\n"), ctl->sslcertfile);
1602 if (ctl->sslcertpath != NULL)
1603 printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
1604 if (ctl->sslcommonname != NULL)
1605 printf(GT_(" SSL server CommonName: %s\n"), ctl->sslcommonname);
1606 if (ctl->sslfingerprint != NULL)
1607 printf(GT_(" SSL key fingerprint (checked against the server key): %s\n"), ctl->sslfingerprint);
1609 if (ctl->server.timeout > 0)
1610 printf(GT_(" Server nonresponse timeout is %d seconds"), ctl->server.timeout);
1611 if (ctl->server.timeout == CLIENT_TIMEOUT)
1612 printf(GT_(" (default).\n"));
1616 if (MAILBOX_PROTOCOL(ctl))
1618 if (!ctl->mailboxes->id)
1619 printf(GT_(" Default mailbox selected.\n"));
1624 printf(GT_(" Selected mailboxes are:"));
1625 for (idp = ctl->mailboxes; idp; idp = idp->next)
1626 printf(" %s", idp->id);
1629 printf(ctl->fetchall
1630 ? GT_(" All messages will be retrieved (--all on).\n")
1631 : GT_(" Only new messages will be retrieved (--all off).\n"));
1633 ? GT_(" Fetched messages will be kept on the server (--keep on).\n")
1634 : GT_(" Fetched messages will not be kept on the server (--keep off).\n"));
1636 ? GT_(" Old messages will be flushed before message retrieval (--flush on).\n")
1637 : GT_(" Old messages will not be flushed before message retrieval (--flush off).\n"));
1638 printf(ctl->limitflush
1639 ? GT_(" Oversized messages will be flushed before message retrieval (--limitflush on).\n")
1640 : GT_(" Oversized messages will not be flushed before message retrieval (--limitflush off).\n"));
1642 ? GT_(" Rewrite of server-local addresses is enabled (--norewrite off).\n")
1643 : GT_(" Rewrite of server-local addresses is disabled (--norewrite on).\n"));
1645 ? GT_(" Carriage-return stripping is enabled (stripcr on).\n")
1646 : GT_(" Carriage-return stripping is disabled (stripcr off).\n"));
1648 ? GT_(" Carriage-return forcing is enabled (forcecr on).\n")
1649 : GT_(" Carriage-return forcing is disabled (forcecr off).\n"));
1650 printf(ctl->pass8bits
1651 ? GT_(" Interpretation of Content-Transfer-Encoding is disabled (pass8bits on).\n")
1652 : GT_(" Interpretation of Content-Transfer-Encoding is enabled (pass8bits off).\n"));
1653 printf(ctl->mimedecode
1654 ? GT_(" MIME decoding is enabled (mimedecode on).\n")
1655 : GT_(" MIME decoding is disabled (mimedecode off).\n"));
1657 ? GT_(" Idle after poll is enabled (idle on).\n")
1658 : GT_(" Idle after poll is disabled (idle off).\n"));
1659 printf(ctl->dropstatus
1660 ? GT_(" Nonempty Status lines will be discarded (dropstatus on)\n")
1661 : GT_(" Nonempty Status lines will be kept (dropstatus off)\n"));
1662 printf(ctl->dropdelivered
1663 ? GT_(" Delivered-To lines will be discarded (dropdelivered on)\n")
1664 : GT_(" Delivered-To lines will be kept (dropdelivered off)\n"));
1665 if (NUM_NONZERO(ctl->limit))
1667 if (NUM_NONZERO(ctl->limit))
1668 printf(GT_(" Message size limit is %d octets (--limit %d).\n"),
1669 ctl->limit, ctl->limit);
1670 else if (outlevel >= O_VERBOSE)
1671 printf(GT_(" No message size limit (--limit 0).\n"));
1672 if (run.poll_interval > 0)
1673 printf(GT_(" Message size warning interval is %d seconds (--warnings %d).\n"),
1674 ctl->warnings, ctl->warnings);
1675 else if (outlevel >= O_VERBOSE)
1676 printf(GT_(" Size warnings on every poll (--warnings 0).\n"));
1678 if (NUM_NONZERO(ctl->fetchlimit))
1679 printf(GT_(" Received-message limit is %d (--fetchlimit %d).\n"),
1680 ctl->fetchlimit, ctl->fetchlimit);
1681 else if (outlevel >= O_VERBOSE)
1682 printf(GT_(" No received-message limit (--fetchlimit 0).\n"));
1683 if (NUM_NONZERO(ctl->fetchsizelimit))
1684 printf(GT_(" Fetch message size limit is %d (--fetchsizelimit %d).\n"),
1685 ctl->fetchsizelimit, ctl->fetchsizelimit);
1686 else if (outlevel >= O_VERBOSE)
1687 printf(GT_(" No fetch message size limit (--fetchsizelimit 0).\n"));
1688 if (NUM_NONZERO(ctl->fastuidl) && MAILBOX_PROTOCOL(ctl))
1690 if (ctl->fastuidl == 1)
1691 printf(GT_(" Do binary search of UIDs during each poll (--fastuidl 1).\n"));
1693 printf(GT_(" Do binary search of UIDs during %d out of %d polls (--fastuidl %d).\n"), ctl->fastuidl - 1, ctl->fastuidl, ctl->fastuidl);
1695 else if (outlevel >= O_VERBOSE)
1696 printf(GT_(" Do linear search of UIDs during each poll (--fastuidl 0).\n"));
1697 if (NUM_NONZERO(ctl->batchlimit))
1698 printf(GT_(" SMTP message batch limit is %d.\n"), ctl->batchlimit);
1699 else if (outlevel >= O_VERBOSE)
1700 printf(GT_(" No SMTP message batch limit (--batchlimit 0).\n"));
1701 if (MAILBOX_PROTOCOL(ctl))
1703 if (NUM_NONZERO(ctl->expunge))
1704 printf(GT_(" Deletion interval between expunges forced to %d (--expunge %d).\n"), ctl->expunge, ctl->expunge);
1705 else if (outlevel >= O_VERBOSE)
1706 printf(GT_(" No forced expunges (--expunge 0).\n"));
1709 else /* ODMR or ETRN */
1713 printf(GT_(" Domains for which mail will be fetched are:"));
1714 for (idp = ctl->domainlist; idp; idp = idp->next)
1716 printf(" %s", idp->id);
1717 if (!idp->val.status.mark)
1718 printf(GT_(" (default)"));
1723 printf(GT_(" Messages will be appended to %s as BSMTP\n"), visbuf(ctl->bsmtp));
1724 else if (ctl->mda && MAILBOX_PROTOCOL(ctl))
1725 printf(GT_(" Messages will be delivered with \"%s\".\n"), visbuf(ctl->mda));
1732 printf(GT_(" Messages will be %cMTP-forwarded to:"),
1734 for (idp = ctl->smtphunt; idp; idp = idp->next)
1736 printf(" %s", idp->id);
1737 if (!idp->val.status.mark)
1738 printf(GT_(" (default)"));
1742 if (ctl->smtpaddress)
1743 printf(GT_(" Host part of MAIL FROM line will be %s\n"),
1746 printf(GT_(" Address to be put in RCPT TO lines shipped to SMTP will be %s\n"),
1749 if (MAILBOX_PROTOCOL(ctl))
1751 if (ctl->antispam != (struct idlist *)NULL)
1755 printf(GT_(" Recognized listener spam block responses are:"));
1756 for (idp = ctl->antispam; idp; idp = idp->next)
1757 printf(" %d", idp->val.status.num);
1760 else if (outlevel >= O_VERBOSE)
1761 printf(GT_(" Spam-blocking disabled\n"));
1763 if (ctl->preconnect)
1764 printf(GT_(" Server connection will be brought up with \"%s\".\n"),
1765 visbuf(ctl->preconnect));
1766 else if (outlevel >= O_VERBOSE)
1767 printf(GT_(" No pre-connection command.\n"));
1768 if (ctl->postconnect)
1769 printf(GT_(" Server connection will be taken down with \"%s\".\n"),
1770 visbuf(ctl->postconnect));
1771 else if (outlevel >= O_VERBOSE)
1772 printf(GT_(" No post-connection command.\n"));
1773 if (MAILBOX_PROTOCOL(ctl)) {
1774 if (!ctl->localnames)
1775 printf(GT_(" No localnames declared for this host.\n"));
1781 for (idp = ctl->localnames; idp; idp = idp->next)
1784 if (count > 1 || ctl->wildcard)
1785 printf(GT_(" Multi-drop mode: "));
1787 printf(GT_(" Single-drop mode: "));
1789 printf(ngettext("%d local name recognized.\n", "%d local names recognized.\n", count), count);
1790 if (outlevel >= O_VERBOSE)
1792 for (idp = ctl->localnames; idp; idp = idp->next)
1794 printf("\t%s -> %s\n", idp->id, idp->val.id2);
1796 printf("\t%s\n", idp->id);
1798 fputs("\t*\n", stdout);
1801 if (count > 1 || ctl->wildcard)
1803 printf(ctl->server.dns
1804 ? GT_(" DNS lookup for multidrop addresses is enabled.\n")
1805 : GT_(" DNS lookup for multidrop addresses is disabled.\n"));
1806 if (ctl->server.dns)
1808 if (ctl->server.checkalias)
1809 printf(GT_(" Server aliases will be compared with multidrop addresses by IP address.\n"));
1811 printf(GT_(" Server aliases will be compared with multidrop addresses by name.\n"));
1813 if (ctl->server.envelope == STRING_DISABLED)
1814 printf(GT_(" Envelope-address routing is disabled\n"));
1817 printf(GT_(" Envelope header is assumed to be: %s\n"),
1818 ctl->server.envelope ? ctl->server.envelope : "Received");
1819 if (ctl->server.envskip || outlevel >= O_VERBOSE)
1820 printf(GT_(" Number of envelope headers to be skipped over: %d\n"),
1821 ctl->server.envskip);
1822 if (ctl->server.qvirtual)
1823 printf(GT_(" Prefix %s will be removed from user id\n"),
1824 ctl->server.qvirtual);
1825 else if (outlevel >= O_VERBOSE)
1826 printf(GT_(" No prefix stripping\n"));
1829 if (ctl->server.akalist)
1831 printf(GT_(" Predeclared mailserver aliases:"));
1832 for (idp = ctl->server.akalist; idp; idp = idp->next)
1833 printf(" %s", idp->id);
1837 if (ctl->server.localdomains)
1839 printf(GT_(" Local domains:"));
1840 for (idp = ctl->server.localdomains; idp; idp = idp->next)
1841 printf(" %s", idp->id);
1848 if (ctl->server.interface)
1849 printf(GT_(" Connection must be through interface %s.\n"), ctl->server.interface);
1850 else if (outlevel >= O_VERBOSE)
1851 printf(GT_(" No interface requirement specified.\n"));
1852 if (ctl->server.monitor)
1853 printf(GT_(" Polling loop will monitor %s.\n"), ctl->server.monitor);
1854 else if (outlevel >= O_VERBOSE)
1855 printf(GT_(" No monitor interface specified.\n"));
1858 if (ctl->server.plugin)
1859 printf(GT_(" Server connections will be made via plugin %s (--plugin %s).\n"), ctl->server.plugin, ctl->server.plugin);
1860 else if (outlevel >= O_VERBOSE)
1861 printf(GT_(" No plugin command specified.\n"));
1862 if (ctl->server.plugout)
1863 printf(GT_(" Listener connections will be made via plugout %s (--plugout %s).\n"), ctl->server.plugout, ctl->server.plugout);
1864 else if (outlevel >= O_VERBOSE)
1865 printf(GT_(" No plugout command specified.\n"));
1867 if (MAILBOX_PROTOCOL(ctl))
1870 printf(GT_(" No UIDs saved from this host.\n"));
1876 for (idp = ctl->oldsaved; idp; idp = idp->next)
1879 printf(GT_(" %d UIDs saved.\n"), count);
1880 if (outlevel >= O_VERBOSE)
1881 for (idp = ctl->oldsaved; idp; idp = idp->next)
1882 printf("\t%s\n", idp->id);
1886 if (ctl->server.tracepolls)
1887 printf(GT_(" Poll trace information will be added to the Received header.\n"));
1888 else if (outlevel >= O_VERBOSE)
1889 printf(GT_(" No poll trace information will be added to the Received header.\n"));
1891 switch (ctl->server.badheader) {
1893 if (outlevel >= O_VERBOSE)
1894 printf(GT_(" Messages with bad headers will be rejected.\n"));
1897 printf(GT_(" Messages with bad headers will be passed on.\n"));
1901 if (ctl->properties)
1902 printf(GT_(" Pass-through properties \"%s\".\n"),
1903 visbuf(ctl->properties));
1907 /* fetchmail.c ends here */