2 * fetchmail.c -- main driver module for fetchmail
4 * For license terms, see the file COPYING in this directory.
9 #if defined(STDC_HEADERS)
12 #if defined(HAVE_UNISTD_H)
18 #if defined(HAVE_SYSLOG)
26 #include <sys/types.h>
29 #include <sys/resource.h>
30 #endif /* HAVE_SETRLIMIT */
33 #include <socks.h> /* SOCKSinit() */
34 #endif /* HAVE_SOCKS */
36 #ifdef HAVE_LANGINFO_H
40 #include "fetchmail.h"
48 /* need these (and sys/types.h) for res_init() */
49 #include <netinet/in.h>
50 #include <arpa/nameser.h>
54 #define ENETUNREACH 128 /* Interactive doesn't know this */
55 #endif /* ENETUNREACH */
57 /* prototypes for internal functions */
58 static int load_params(int, char **, int);
59 static void dump_params (struct runctl *runp, struct query *, flag implicit);
60 static int query_host(struct query *);
62 /* controls the detail level of status/progress messages written to stderr */
63 int outlevel; /* see the O_.* constants above */
65 /* miscellaneous global controls */
66 struct runctl run; /* global controls for this run */
67 flag nodetach; /* if TRUE, don't detach daemon process */
68 flag quitmode; /* if --quit was set */
69 int quitind; /* optind after position of last --quit option */
70 flag check_only; /* if --probe was set */
71 flag versioninfo; /* emit only version info */
72 char *user; /* the name of the invoking user */
73 char *home; /* invoking user's home directory */
74 char *fmhome; /* fetchmail's home directory */
75 char *program_name; /* the name to prefix error messages with */
76 flag configdump; /* dump control blocks for configurator */
77 char *fetchmailhost; /* either `localhost' or the host's FQDN */
79 static int quitonly; /* if we should quit after killing the running daemon */
81 static int querystatus; /* status of query */
82 static int successes; /* count number of successful polls */
83 static int activecount; /* count number of active entries */
84 static struct runctl cmd_run; /* global options set from command line */
85 static time_t parsetime; /* time of last parse */
87 static RETSIGTYPE terminate_run(int);
88 static RETSIGTYPE terminate_poll(int);
90 #if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
91 /* drop SGID kmem privileage until we need it */
92 static void dropprivs(void)
102 if (gr && !strcmp(gr->gr_name, "kmem"))
104 extern void interface_set_gids(gid_t egid, gid_t rgid);
105 interface_set_gids(egid, rgid);
111 #if defined(HAVE_SETLOCALE) && defined(ENABLE_NLS) && defined(HAVE_STRFTIME)
113 /** returns timestamp in current locale,
114 * and resets LC_TIME locale to POSIX. */
115 static char *timestamp (void)
118 static char buf[60]; /* RATS: ignore */
121 setlocale (LC_TIME, "");
122 strftime (buf, sizeof (buf), "%c", localtime(&now));
123 setlocale (LC_TIME, "C");
127 #define timestamp rfc822timestamp
130 static RETSIGTYPE donothing(int sig)
132 set_signal_handler(sig, donothing);
136 static void printcopyright(FILE *fp) {
137 fprintf(fp, GT_("Copyright (C) 2002, 2003 Eric S. Raymond\n"
138 "Copyright (C) 2004 Matthias Andree, Eric S. Raymond, Robert M. Funk, Graham Wilson\n"
139 "Copyright (C) 2005 - 2006 Sunil Shetye\n"
140 "Copyright (C) 2005 - 2009 Matthias Andree\n"
142 fprintf(fp, GT_("Fetchmail comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
143 "are welcome to redistribute it under certain conditions. For details,\n"
144 "please see the file COPYING in the source or documentation directory.\n"));
147 const char *iana_charset;
149 int main(int argc, char **argv)
152 int implicitmode = FALSE;
154 netrc_entry *netrc_list;
155 char *netrc_file, *tmpbuf;
159 #if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
163 envquery(argc, argv);
165 setlocale (LC_ALL, "");
166 bindtextdomain(PACKAGE, LOCALEDIR);
168 iana_charset = norm_charmap(nl_langinfo(CODESET)); /* normalize local
172 iana_charset = "US-ASCII";
176 report(stderr, GT_("WARNING: Running as root is discouraged.\n"));
180 * Note: because we can't initialize reporting before we know whether
181 * syslog is supposed to be on, this message will go to stdout and
182 * be lost when running in background.
184 if (outlevel >= O_VERBOSE)
188 report(stdout, GT_("fetchmail: invoked with"));
189 for (i = 0; i < argc; i++)
190 report(stdout, " %s", argv[i]);
191 report(stdout, "\n");
194 #define IDFILE_NAME ".fetchids"
195 run.idfile = prependdir (IDFILE_NAME, fmhome);
200 * We used to arrange for the lock to be removed on exit close
201 * to where the lock was asserted. Now we need to do it here, because
202 * we might have re-executed in background with an existing lock
203 * as the result of a changed rcfile (see the code near the execvp(3)
204 * call near the beginning of the polling loop for details). We want
205 * to be sure the lock gets nuked on any error exit, basically.
210 /* save the current directory */
211 if (getcwd (currentwd, sizeof (currentwd)) == NULL) {
212 report(stderr, GT_("could not get current working directory\n"));
220 i = parsecmdline(argc, argv, &cmd_run, &cmd_opts);
224 if (quitmode && quitind == argc)
230 const char *features =
233 #endif /* POP2_ENABLE */
236 #endif /* POP3_ENABLE */
239 #endif /* IMAP_ENABLE */
245 #endif /* RPA_ENABLE */
248 #endif /* NTLM_ENABLE */
251 #endif /* SDPS_ENABLE */
254 #endif /* ETRN_ENABLE */
257 #endif /* ODMR_ENABLE */
263 #endif /* OPIE_ENABLE */
264 #ifdef HAVE_PKG_hesiod
269 #endif /* HAVE_SOCKS */
272 #endif /* ENABLE_NLS */
275 #endif /* KERBEROS_V4 */
278 #endif /* KERBEROS_V5 */
279 #ifndef HAVE_RES_SEARCH
283 printf(GT_("This is fetchmail release %s"), VERSION);
284 fputs(features, stdout);
286 printcopyright(stdout);
288 fputs("Fallback MDA: ", stdout);
290 fputs(FALLBACK_MDA, stdout);
292 fputs("(none)", stdout);
297 /* this is an attempt to help remote debugging */
298 if (system("uname -a")) { /* NOOP to quench GCC complaint */ }
301 /* avoid parsing the config file if all we're doing is killing a daemon */
303 implicitmode = load_params(argc, argv, optind);
305 /* precedence: logfile (if effective) overrides syslog. */
306 if (run.logfile && run.poll_interval && !nodetach) {
310 #if defined(HAVE_SYSLOG)
311 /* logging should be set up early in case we were restarted from exec */
314 #if defined(LOG_MAIL)
315 openlog(program_name, LOG_PID, LOG_MAIL);
317 /* Assume BSD4.2 openlog with two arguments */
318 openlog(program_name, LOG_PID);
324 report_init((run.poll_interval == 0 || nodetach) && !run.logfile);
327 /* initialize UID handling */
331 if (!versioninfo && (st = prc_filecheck(run.idfile, !versioninfo)) != 0)
334 initialize_saved_lists(querylist, run.idfile);
336 #endif /* POP3_ENABLE */
338 /* construct the lockfile */
341 #ifdef HAVE_SETRLIMIT
343 * Before getting passwords, disable core dumps unless -v -d0 mode is on.
344 * Core dumps could otherwise contain passwords to be scavenged by a
347 if (outlevel < O_VERBOSE || run.poll_interval > 0)
349 struct rlimit corelimit;
350 corelimit.rlim_cur = 0;
351 corelimit.rlim_max = 0;
352 setrlimit(RLIMIT_CORE, &corelimit);
354 #endif /* HAVE_SETRLIMIT */
356 #define NETRC_FILE ".netrc"
357 /* parse the ~/.netrc file (if present) for future password lookups. */
358 netrc_file = prependdir (NETRC_FILE, home);
359 netrc_list = parse_netrc(netrc_file);
363 /* pick up passwords where we can */
364 for (ctl = querylist; ctl; ctl = ctl->next)
366 if (ctl->active && !(implicitmode && ctl->server.skip)&&!ctl->password)
368 if (NO_PASSWORD(ctl))
369 /* Server won't care what the password is, but there
370 must be some non-null string here. */
371 ctl->password = ctl->remotename;
376 /* look up the pollname and account in the .netrc file. */
377 p = search_netrc(netrc_list,
378 ctl->server.pollname, ctl->remotename);
379 /* if we find a matching entry with a password, use it */
380 if (p && p->password)
381 ctl->password = xstrdup(p->password);
383 /* otherwise try with "via" name if there is one */
384 else if (ctl->server.via)
386 p = search_netrc(netrc_list,
387 ctl->server.via, ctl->remotename);
388 if (p && p->password)
389 ctl->password = xstrdup(p->password);
395 free_netrc(netrc_list);
398 /* perhaps we just want to check options? */
401 int havercfile = access(rcfile, 0);
403 printf(GT_("Taking options from command line%s%s\n"),
404 havercfile ? "" : GT_(" and "),
405 havercfile ? "" : rcfile);
407 if (querylist == NULL)
409 GT_("No mailservers set up -- perhaps %s is missing?\n"),
412 dump_params(&run, querylist, implicitmode);
416 /* dump options as a Python dictionary, for configurator use */
419 dump_config(&run, querylist);
423 /* check for another fetchmail running concurrently */
424 pid = fm_lock_state();
426 pid = bkgd ? -pid : pid;
428 /* if no mail servers listed and nothing in background, we're done */
429 if (!quitonly && pid == 0 && querylist == NULL) {
430 (void)fputs(GT_("fetchmail: no mailservers have been specified.\n"),stderr);
434 /* perhaps user asked us to kill the other fetchmail */
437 if (pid == 0 || pid == getpid())
438 /* this test enables re-execing on a changed rcfile
439 * for pid == getpid() */
442 fprintf(stderr,GT_("fetchmail: no other fetchmail is running\n"));
446 else if (kill(pid, SIGTERM) < 0)
448 fprintf(stderr,GT_("fetchmail: error killing %s fetchmail at %d; bailing out.\n"),
449 bkgd ? GT_("background") : GT_("foreground"), pid);
456 if (outlevel > O_SILENT)
457 fprintf(stderr,GT_("fetchmail: %s fetchmail at %d killed.\n"),
458 bkgd ? GT_("background") : GT_("foreground"), pid);
459 /* We used to nuke the other process's lock here, with
460 * fm_lock_release(), which is broken. The other process
461 * needs to clear its lock by itself. */
465 /* wait for other process to exit */
466 maxwait = 10; /* seconds */
467 while (kill(pid, 0) == 0 && --maxwait >= 0) {
474 /* another fetchmail is running -- wake it up or die */
480 GT_("fetchmail: can't check mail while another fetchmail to same host is running.\n"));
483 else if (!implicitmode)
486 GT_("fetchmail: can't poll specified hosts with another fetchmail running at %d.\n"),
493 GT_("fetchmail: another foreground fetchmail is running at %d.\n"),
497 else if (getpid() == pid)
498 /* this test enables re-execing on a changed rcfile */
503 GT_("fetchmail: can't accept options while a background fetchmail is running.\n"));
506 else if (kill(pid, SIGUSR1) == 0)
509 GT_("fetchmail: background fetchmail at %d awakened.\n"),
516 * Should never happen -- possible only if a background fetchmail
517 * croaks after the first kill probe above but before the
518 * SIGUSR1/SIGHUP transmission.
521 GT_("fetchmail: elder sibling at %d died mysteriously.\n"),
523 return(PS_UNDEFINED);
527 /* pick up interactively any passwords we need but don't have */
528 for (ctl = querylist; ctl; ctl = ctl->next)
530 if (ctl->active && !(implicitmode && ctl->server.skip)
531 && !NO_PASSWORD(ctl) && !ctl->password)
536 GT_("fetchmail: can't find a password for %s@%s.\n"),
537 ctl->remotename, ctl->server.pollname);
540 const char* password_prompt = GT_("Enter password for %s@%s: ");
541 size_t pplen = strlen(password_prompt) + strlen(ctl->remotename) + strlen(ctl->server.pollname) + 1;
543 tmpbuf = (char *)xmalloc(pplen);
544 snprintf(tmpbuf, pplen, password_prompt,
545 ctl->remotename, ctl->server.pollname);
546 ctl->password = xstrdup((char *)fm_getpassword(tmpbuf));
553 * Time to initiate the SOCKS library (this is not mandatory: it just
554 * registers the correct application name for logging purpose. If you
555 * have some problem, comment out these lines).
558 SOCKSinit("fetchmail");
559 #endif /* HAVE_SOCKS */
561 /* avoid zombies from plugins */
564 /* Fix up log destination - if the if() is true, the precedence rule
565 * above hasn't killed off the syslog option, because the logfile
566 * option is ineffective (because we're not detached or not in
567 * deamon mode), so kill it for the benefit of other parts of the
569 if (run.logfile && run.use_syslog)
573 * Maybe time to go to demon mode...
575 if (run.poll_interval)
580 rc = daemonize(run.logfile);
582 report(stderr, GT_("fetchmail: Cannot detach into background. Aborting.\n"));
586 report(stdout, GT_("starting fetchmail %s daemon \n"), VERSION);
589 * We'll set up a handler for these when we're sleeping,
590 * but ignore them otherwise so as not to interrupt a poll.
592 set_signal_handler(SIGUSR1, SIG_IGN);
593 if (run.poll_interval && getuid() == ROOT_UID)
594 set_signal_handler(SIGHUP, SIG_IGN);
598 /* not in daemon mode */
599 if (run.logfile && !nodetach && access(run.logfile, F_OK) == 0)
601 if (!freopen(run.logfile, "a", stdout))
602 report(stderr, GT_("could not open %s to append logs to \n"), run.logfile);
603 if (!freopen(run.logfile, "a", stderr))
604 report(stdout, GT_("could not open %s to append logs to \n"), run.logfile);
606 report(stdout, GT_("fetchmail: Warning: syslog and logfile are set. Check both for logs!\n"));
612 /* beyond here we don't want more than one fetchmail running per user */
614 set_signal_handler(SIGABRT, terminate_run);
615 set_signal_handler(SIGINT, terminate_run);
616 set_signal_handler(SIGTERM, terminate_run);
617 set_signal_handler(SIGALRM, terminate_run);
618 set_signal_handler(SIGPIPE, SIG_IGN);
619 set_signal_handler(SIGQUIT, terminate_run);
621 /* here's the exclusion lock */
624 if (check_only && outlevel >= O_VERBOSE) {
625 report(stdout, GT_("--check mode enabled, not fetching mail\n"));
629 * Query all hosts. If there's only one, the error return will
630 * reflect the status of that transaction.
634 * Check to see if the rcfile has been touched. If so,
635 * re-exec so the file will be reread. Doing it this way
636 * avoids all the complications of trying to deallocate the
637 * in-core control structures -- and the potential memory
642 if (strcmp(rcfile, "-") == 0) {
644 } else if (stat(rcfile, &rcstat) == -1) {
647 GT_("couldn't time-check %s (error %d)\n"),
650 else if (rcstat.st_mtime > parsetime)
652 report(stdout, GT_("restarting fetchmail (%s changed)\n"), rcfile);
655 /* restore the startup directory */
656 if (!currentwd[0] || chdir (currentwd) == -1)
657 report(stderr, GT_("attempt to re-exec may fail as directory has not been restored\n"));
661 * Matthias Andree: Isn't this prone to introduction of
662 * "false" programs by interfering with PATH? Those
663 * path-searching execs might not be the best ideas for
666 * Rob Funk: But is there any way for someone to modify
667 * the PATH variable of a running fetchmail? I don't know
670 * Dave's change makes fetchmail restart itself in exactly
671 * the way it was started from the shell (or shell script)
672 * in the first place. If you're concerned about PATH
673 * contamination, call fetchmail initially with a full
674 * path, and use Dave's patch.
676 * Not using a -p variant of exec means that the restart
677 * will break if both (a) the user depended on PATH to
678 * call fetchmail in the first place, and (b) the system
679 * doesn't save the whole path in argv[0] if the whole
680 * path wasn't used in the initial call. (If I recall
681 * correctly, Linux saves it but many other Unices don't.)
683 execvp(argv[0], argv);
684 report(stderr, GT_("attempt to re-exec fetchmail failed\n"));
687 #ifdef HAVE_RES_SEARCH
688 /* Boldly assume that we also have res_init() if we have
689 * res_search(), and call res_init() to re-read the resolv.conf
690 * file, so that we can pick up changes to that file that are
691 * written by dhpccd, dhclient, pppd, openvpn and similar. */
693 /* NOTE: This assumes that /etc/resolv.conf is written
694 * atomically (i. e. a temporary file is written, flushed and
695 * then renamed into place). To fix Debian Bug#389270. */
697 /* NOTE: If this leaks memory or doesn't re-read
698 * /etc/resolv.conf, we're in trouble. The res_init() interface
699 * is only lightly documented :-( */
705 for (ctl = querylist; ctl; ctl = ctl->next)
709 if (!(implicitmode && ctl->server.skip))
714 GT_("poll of %s skipped (failed authentication or too many timeouts)\n"),
715 ctl->server.pollname);
719 /* check skip interval first so that it counts all polls */
720 if (run.poll_interval && ctl->server.interval)
722 if (ctl->server.poll_count++ % ctl->server.interval)
724 if (outlevel >= O_VERBOSE)
726 GT_("interval not reached, not querying %s\n"),
727 ctl->server.pollname);
734 * Don't do monitoring if we were woken by a signal.
735 * Note that interface_approve() does its own error logging.
737 if (!interface_approve(&ctl->server, !lastsig))
739 #endif /* CAN_MONITOR */
741 dofastuidl = 0; /* this is reset in the driver if required */
743 querystatus = query_host(ctl);
745 if (NUM_NONZERO(ctl->fastuidl))
746 ctl->fastuidlcount = (ctl->fastuidlcount + 1) % ctl->fastuidl;
748 /* leave the UIDL state alone if there have been any errors */
750 ((querystatus==PS_SUCCESS) || (querystatus==PS_NOMAIL) || (querystatus==PS_MAXFETCH)))
753 uid_discard_new_list(ctl);
755 #endif /* POP3_ENABLE */
757 if (querystatus == PS_SUCCESS)
759 else if (!check_only &&
760 ((querystatus!=PS_NOMAIL) || (outlevel==O_DEBUG)))
764 report(stdout,GT_("Query status=0 (SUCCESS)\n"));break;
766 report(stdout,GT_("Query status=1 (NOMAIL)\n")); break;
768 report(stdout,GT_("Query status=2 (SOCKET)\n")); break;
770 report(stdout,GT_("Query status=3 (AUTHFAIL)\n"));break;
772 report(stdout,GT_("Query status=4 (PROTOCOL)\n"));break;
774 report(stdout,GT_("Query status=5 (SYNTAX)\n")); break;
776 report(stdout,GT_("Query status=6 (IOERR)\n")); break;
778 report(stdout,GT_("Query status=7 (ERROR)\n")); break;
780 report(stdout,GT_("Query status=8 (EXCLUDE)\n")); break;
782 report(stdout,GT_("Query status=9 (LOCKBUSY)\n"));break;
784 report(stdout,GT_("Query status=10 (SMTP)\n")); break;
786 report(stdout,GT_("Query status=11 (DNS)\n")); break;
788 report(stdout,GT_("Query status=12 (BSMTP)\n")); break;
790 report(stdout,GT_("Query status=13 (MAXFETCH)\n"));break;
792 report(stdout,GT_("Query status=%d\n"),querystatus);
797 if (ctl->server.monitor)
800 * Allow some time for the link to quiesce. One
801 * second is usually sufficient, three is safe.
802 * Note: this delay is important - don't remove!
805 interface_note_activity(&ctl->server);
807 #endif /* CAN_MONITOR */
811 /* close connections cleanly */
815 * OK, we've polled. Now sleep.
817 if (run.poll_interval)
820 * Because passwords can expire, it may happen that *all*
821 * hosts are now out of the loop due to authfail
822 * conditions. If this happens daemon-mode fetchmail
823 * should softly and silently vanish away, rather than
824 * spinning uselessly.
828 for (ctl = querylist; ctl; ctl = ctl->next)
829 if (ctl->active && !(implicitmode && ctl->server.skip))
834 report(stderr, GT_("All connections are wedged. Exiting.\n"));
835 /* FIXME: someday, send notification mail */
839 if (outlevel > O_SILENT)
841 GT_("sleeping at %s for %d seconds\n"), timestamp(), run.poll_interval);
844 * With this simple hack, we make it possible for a foreground
845 * fetchmail to wake up one in daemon mode. What we want is the
846 * side effect of interrupting any sleep that may be going on,
847 * forcing fetchmail to re-poll its hosts. The second line is
848 * for people who think all system daemons wake up on SIGHUP.
850 set_signal_handler(SIGUSR1, donothing);
851 if (getuid() == ROOT_UID)
852 set_signal_handler(SIGHUP, donothing);
855 * OK, now pause until it's time for the next poll cycle.
856 * A nonzero return indicates we received a wakeup signal;
857 * unwedge all servers in case the problem has been
860 if ((lastsig = interruptible_idle(run.poll_interval)))
862 if (outlevel > O_SILENT)
863 #ifdef SYS_SIGLIST_DECLARED
865 GT_("awakened by %s\n"), sys_siglist[lastsig]);
868 GT_("awakened by signal %d\n"), lastsig);
870 for (ctl = querylist; ctl; ctl = ctl->next)
874 if (outlevel > O_SILENT)
875 report(stdout, GT_("awakened at %s\n"), timestamp());
880 if (outlevel >= O_VERBOSE)
881 report(stdout, GT_("normal termination, status %d\n"),
882 successes ? PS_SUCCESS : querystatus);
888 else if (querystatus)
891 /* in case we interrupted before a successful fetch */
895 static void list_merge(struct idlist **dstl, struct idlist **srcl, int force)
898 * If force is off, modify dstl fields only when they're empty (treat srcl
899 * as defaults). If force is on, modify each dstl field whenever scrcl
900 * is nonempty (treat srcl as an override).
902 if (force ? !!*srcl : !*dstl)
904 struct idlist *cpl = copy_str_list(*srcl);
906 append_str_list(dstl, &cpl);
910 static void optmerge(struct query *h2, struct query *h1, int force)
911 /* merge two options records */
913 list_merge(&h2->server.localdomains, &h1->server.localdomains, force);
914 list_merge(&h2->localnames, &h1->localnames, force);
915 list_merge(&h2->mailboxes, &h1->mailboxes, force);
916 list_merge(&h2->smtphunt, &h1->smtphunt, force);
917 list_merge(&h2->domainlist, &h1->domainlist, force);
918 list_merge(&h2->antispam, &h1->antispam, force);
920 #define FLAG_MERGE(fld) if (force ? !!h1->fld : !h2->fld) h2->fld = h1->fld
921 FLAG_MERGE(server.via);
922 FLAG_MERGE(server.protocol);
923 FLAG_MERGE(server.service);
924 FLAG_MERGE(server.interval);
925 FLAG_MERGE(server.authenticate);
926 FLAG_MERGE(server.timeout);
927 FLAG_MERGE(server.envelope);
928 FLAG_MERGE(server.envskip);
929 FLAG_MERGE(server.qvirtual);
930 FLAG_MERGE(server.skip);
931 FLAG_MERGE(server.dns);
932 FLAG_MERGE(server.checkalias);
933 FLAG_MERGE(server.uidl);
934 FLAG_MERGE(server.principal);
937 FLAG_MERGE(server.interface);
938 FLAG_MERGE(server.interface_pair);
939 FLAG_MERGE(server.monitor);
942 FLAG_MERGE(server.plugin);
943 FLAG_MERGE(server.plugout);
944 FLAG_MERGE(server.tracepolls);
946 FLAG_MERGE(wildcard);
947 FLAG_MERGE(remotename);
948 FLAG_MERGE(password);
951 FLAG_MERGE(listener);
952 FLAG_MERGE(smtpaddress);
953 FLAG_MERGE(smtpname);
954 FLAG_MERGE(preconnect);
955 FLAG_MERGE(postconnect);
959 FLAG_MERGE(limitflush);
960 FLAG_MERGE(fetchall);
964 FLAG_MERGE(pass8bits);
965 FLAG_MERGE(dropstatus);
966 FLAG_MERGE(dropdelivered);
967 FLAG_MERGE(mimedecode);
970 FLAG_MERGE(warnings);
971 FLAG_MERGE(fetchlimit);
972 FLAG_MERGE(fetchsizelimit);
973 FLAG_MERGE(fastuidl);
974 FLAG_MERGE(batchlimit);
979 FLAG_MERGE(sslproto);
980 FLAG_MERGE(sslcertck);
981 FLAG_MERGE(sslcertpath);
982 FLAG_MERGE(sslcommonname);
983 FLAG_MERGE(sslfingerprint);
987 FLAG_MERGE(properties);
991 /** Load configuration files.
992 * \return - true if no servers found on the command line
993 * - false if servers found on the command line */
994 static int load_params(int argc, char **argv, int optind)
996 int implicitmode, st;
998 struct query def_opts, *ctl;
1002 run.bouncemail = TRUE;
1003 run.softbounce = TRUE; /* treat permanent errors as temporary */
1004 run.spambounce = FALSE; /* don't bounce back to innocent bystanders */
1006 memset(&def_opts, '\0', sizeof(struct query));
1007 def_opts.smtp_socket = -1;
1008 def_opts.smtpaddress = (char *)0;
1009 def_opts.smtpname = (char *)0;
1010 def_opts.server.protocol = P_AUTO;
1011 def_opts.server.timeout = CLIENT_TIMEOUT;
1012 def_opts.server.esmtp_name = user;
1013 def_opts.warnings = WARNING_INTERVAL;
1014 def_opts.remotename = user;
1015 def_opts.listener = SMTP_MODE;
1016 def_opts.fetchsizelimit = 100;
1017 def_opts.fastuidl = 4;
1019 /* get the location of rcfile */
1021 p = strrchr (rcfile, '/');
1022 if (p && (size_t)(p - rcfile) < sizeof (rcfiledir)) {
1023 *p = 0; /* replace '/' by '0' */
1024 strlcpy (rcfiledir, rcfile, sizeof(rcfiledir));
1025 *p = '/'; /* restore '/' */
1026 if (!rcfiledir[0]) /* "/.fetchmailrc" case */
1027 strcpy (rcfiledir, "/");
1030 /* note the parse time, so we can pick up on modifications */
1031 parsetime = 0; /* foil compiler warnings */
1032 if (strcmp(rcfile, "-") == 0 || stat(rcfile, &rcstat) != -1)
1033 parsetime = rcstat.st_mtime;
1034 else if (errno != ENOENT)
1035 report(stderr, GT_("couldn't time-check the run-control file\n"));
1037 /* this builds the host list */
1038 if ((st = prc_parse_file(rcfile, !versioninfo)) != 0)
1040 * FIXME: someday, send notification mail here if backgrounded.
1041 * Right now, that can happen if the user changes the rcfile
1042 * while the fetchmail is running in background. Do similarly
1043 * for the other exit() calls in this function.
1047 if ((implicitmode = (optind >= argc)))
1049 for (ctl = querylist; ctl; ctl = ctl->next)
1050 ctl->active = !ctl->server.skip;
1053 for (; optind < argc; optind++)
1055 flag predeclared = FALSE;
1058 * If hostname corresponds to a host known from the rc file,
1059 * simply declare it active. Otherwise synthesize a host
1060 * record from command line and defaults
1062 for (ctl = querylist; ctl; ctl = ctl->next)
1063 if (!strcmp(ctl->server.pollname, argv[optind])
1064 || str_in_list(&ctl->server.akalist, argv[optind], TRUE))
1066 /* Is this correct? */
1067 if (predeclared && outlevel >= O_VERBOSE)
1068 fprintf(stderr,GT_("Warning: multiple mentions of host %s in config file\n"),argv[optind]);
1076 * Allocate and link record without copying in
1077 * command-line args; we'll do that with the optmerge
1080 ctl = hostalloc((struct query *)NULL);
1082 ctl->server.pollname = xstrdup(argv[optind]);
1084 ctl->server.lead_server = (struct hostdata *)NULL;
1089 * If there's a defaults record, merge it and lose it.
1091 if (querylist && strcmp(querylist->server.pollname, "defaults") == 0)
1093 for (ctl = querylist->next; ctl; ctl = ctl->next)
1094 optmerge(ctl, querylist, FALSE);
1095 querylist = querylist->next;
1098 /* don't allow a defaults record after the first */
1099 for (ctl = querylist; ctl; ctl = ctl->next) {
1100 if (ctl != querylist && strcmp(ctl->server.pollname, "defaults") == 0) {
1101 fprintf(stderr, GT_("fetchmail: Error: multiple \"defaults\" records in config file.\n"));
1106 /* use localhost if we never fetch the FQDN of this host */
1107 fetchmailhost = "localhost";
1109 /* here's where we override globals */
1110 if (cmd_run.logfile)
1111 run.logfile = cmd_run.logfile;
1113 run.idfile = cmd_run.idfile;
1114 if (cmd_run.pidfile)
1115 run.pidfile = cmd_run.pidfile;
1116 /* do this before the keep/fetchall test below, otherwise -d0 may fail */
1117 if (cmd_run.poll_interval >= 0)
1118 run.poll_interval = cmd_run.poll_interval;
1119 if (cmd_run.invisible)
1120 run.invisible = cmd_run.invisible;
1121 if (cmd_run.showdots)
1122 run.showdots = cmd_run.showdots;
1123 if (cmd_run.use_syslog)
1124 run.use_syslog = (cmd_run.use_syslog == FLAG_TRUE);
1125 if (cmd_run.postmaster)
1126 run.postmaster = cmd_run.postmaster;
1127 if (cmd_run.bouncemail)
1128 run.bouncemail = cmd_run.bouncemail;
1129 if (cmd_run.softbounce)
1130 run.softbounce = cmd_run.softbounce;
1132 /* check and daemon options are not compatible */
1133 if (check_only && run.poll_interval)
1134 run.poll_interval = 0;
1137 * DNS support is required for some protocols. We used to
1138 * do this unconditionally, but it made fetchmail excessively
1139 * vulnerable to misconfigured DNS setups.
1141 * If we're using ETRN or ODMR, the smtp hunt list is the
1142 * list of systems we're polling on behalf of; these have
1143 * to be fully-qualified domain names. The default for
1144 * this list should be the FQDN of localhost.
1146 * If we're using Kerberos for authentication, we need
1147 * the FQDN in order to generate capability keys.
1149 for (ctl = querylist; ctl; ctl = ctl->next)
1151 (ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR
1152 || ctl->server.authenticate == A_KERBEROS_V4
1153 || ctl->server.authenticate == A_KERBEROS_V5))
1155 fetchmailhost = host_fqdn(1);
1159 if (!ctl) /* list exhausted */
1160 fetchmailhost = host_fqdn(0);
1162 /* this code enables flags to be turned off */
1163 #define DEFAULT(flag, dflt) if (flag == FLAG_TRUE)\
1165 else if (flag == FLAG_FALSE)\
1170 /* merge in wired defaults, do sanity checks and prepare internal fields */
1171 for (ctl = querylist; ctl; ctl = ctl->next)
1173 ctl->wedged = FALSE;
1175 /* merge in defaults */
1176 optmerge(ctl, &def_opts, FALSE);
1178 /* force command-line options */
1179 optmerge(ctl, &cmd_opts, TRUE);
1182 * queryname has to be set up for inactive servers too.
1183 * Otherwise the UIDL code core-dumps on startup.
1185 if (ctl->server.via)
1186 ctl->server.queryname = xstrdup(ctl->server.via);
1188 ctl->server.queryname = xstrdup(ctl->server.pollname);
1191 * We no longer do DNS lookups at startup.
1192 * This is a kluge. It enables users to edit their
1193 * configurations when DNS isn't available.
1195 ctl->server.truename = xstrdup(ctl->server.queryname);
1197 if (configdump || ctl->active )
1199 DEFAULT(ctl->keep, FALSE);
1200 DEFAULT(ctl->fetchall, FALSE);
1201 DEFAULT(ctl->flush, FALSE);
1202 DEFAULT(ctl->limitflush, FALSE);
1203 DEFAULT(ctl->rewrite, TRUE);
1204 DEFAULT(ctl->stripcr, (ctl->mda != (char *)NULL));
1205 DEFAULT(ctl->forcecr, FALSE);
1206 DEFAULT(ctl->pass8bits, FALSE);
1207 DEFAULT(ctl->dropstatus, FALSE);
1208 DEFAULT(ctl->dropdelivered, FALSE);
1209 DEFAULT(ctl->mimedecode, FALSE);
1210 DEFAULT(ctl->idle, FALSE);
1211 DEFAULT(ctl->server.dns, TRUE);
1212 DEFAULT(ctl->server.uidl, FALSE);
1213 DEFAULT(ctl->use_ssl, FALSE);
1214 DEFAULT(ctl->sslcertck, FALSE);
1215 DEFAULT(ctl->server.checkalias, FALSE);
1218 * XXX FIXME: do we need this check or can we rely on the .y
1219 * parser handling this?
1223 report(stderr, GT_("SSL support is not compiled in.\n"));
1226 #endif /* SSL_ENABLE */
1229 if (ctl->server.authenticate == A_KERBEROS_V4) {
1230 report(stderr, GT_("KERBEROS v4 support is configured, but not compiled in.\n"));
1235 if (ctl->server.authenticate == A_KERBEROS_V5) {
1236 report(stderr, GT_("KERBEROS v5 support is configured, but not compiled in.\n"));
1241 if (ctl->server.authenticate == A_GSSAPI) {
1242 report(stderr, GT_("GSSAPI support is configured, but not compiled in.\n"));
1248 * Make sure we have a nonempty host list to forward to.
1251 save_str(&ctl->smtphunt, "localhost", FALSE);
1254 * Make sure we have a nonempty list of domains to fetch from.
1256 if ((ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR) && !ctl->domainlist)
1257 save_str(&ctl->domainlist, fetchmailhost, FALSE);
1259 /* if `user' doesn't name a real local user, try to run as root */
1260 if ((pw = getpwnam(user)) == (struct passwd *)NULL)
1263 ctl->uid = pw->pw_uid; /* for local delivery via MDA */
1264 if (!ctl->localnames) /* for local delivery via SMTP */
1265 save_str_pair(&ctl->localnames, user, NULL);
1267 #ifndef HAVE_RES_SEARCH
1268 /* can't handle multidrop mailboxes unless we can do DNS lookups */
1269 if (MULTIDROP(ctl) && ctl->server.dns)
1271 ctl->server.dns = FALSE;
1272 report(stderr, GT_("fetchmail: warning: no DNS available to check multidrop fetches from %s\n"), ctl->server.pollname);
1274 #endif /* !HAVE_RES_SEARCH */
1277 * can't handle multidrop mailboxes without "envelope"
1278 * option, this causes truckloads full of support complaints
1279 * "all mail forwarded to postmaster"
1281 if (MULTIDROP(ctl) && !ctl->server.envelope)
1283 report(stderr, GT_("warning: multidrop for %s requires envelope option!\n"), ctl->server.pollname);
1284 report(stderr, GT_("warning: Do not ask for support if all mail goes to postmaster!\n"));
1287 /* if no folders were specified, set up the null one as default */
1288 if (!ctl->mailboxes)
1289 save_str(&ctl->mailboxes, (char *)NULL, 0);
1291 /* maybe user overrode timeout on command line? */
1292 if (ctl->server.timeout == -1)
1293 ctl->server.timeout = CLIENT_TIMEOUT;
1296 if (ctl->server.service) {
1297 int port = servport(ctl->server.service);
1300 (void) fprintf(stderr,
1301 GT_("fetchmail: %s configuration invalid, specify positive port number for service or port\n"),
1302 ctl->server.pollname);
1305 if (ctl->server.protocol == P_RPOP && port >= 1024)
1307 (void) fprintf(stderr,
1308 GT_("fetchmail: %s configuration invalid, RPOP requires a privileged port\n"),
1309 ctl->server.pollname);
1313 if (ctl->listener == LMTP_MODE)
1317 for (idp = ctl->smtphunt; idp; idp = idp->next)
1321 if (!(cp = strrchr(idp->id, '/'))
1322 || (0 == strcmp(cp + 1, SMTP_PORT))
1323 || servport(cp + 1) == SMTP_PORT_NUM)
1325 (void) fprintf(stderr,
1326 GT_("%s configuration invalid, LMTP can't use default SMTP port\n"),
1327 ctl->server.pollname);
1334 * "I beg to you, have mercy on the we[a]k minds like myself."
1335 * wrote Pehr Anderson. Your petition is granted.
1337 if (ctl->fetchall && ctl->keep && (run.poll_interval || ctl->idle) && !nodetach && !configdump)
1339 (void) fprintf(stderr,
1340 GT_("Both fetchall and keep on in daemon or idle mode is a mistake!\n"));
1346 * If the user didn't set a last-resort user to get misaddressed
1347 * multidrop mail, set an appropriate default here.
1349 if (!run.postmaster)
1351 if (getuid() != ROOT_UID) /* ordinary user */
1352 run.postmaster = user;
1354 run.postmaster = "postmaster";
1357 return(implicitmode);
1360 static RETSIGTYPE terminate_poll(int sig)
1361 /* to be executed at the end of a poll cycle */
1365 report(stdout, GT_("terminated with signal %d\n"), sig);
1369 * Update UID information at end of each poll, rather than at end
1370 * of run, because that way we don't lose all UIDL information since
1371 * the beginning of time if fetchmail crashes.
1374 write_saved_lists(querylist, run.idfile);
1375 #endif /* POP3_ENABLE */
1378 static RETSIGTYPE terminate_run(int sig)
1379 /* to be executed on normal or signal-induced termination */
1383 terminate_poll(sig);
1386 * Craig Metz, the RFC1938 one-time-password guy, points out:
1387 * "Remember that most kernels don't zero pages before handing them to the
1388 * next process and many kernels share pages between user and kernel space.
1389 * You'd be very surprised what you can find from a short program to do a
1390 * malloc() and then dump the contents of the pages you got. By zeroing
1391 * the secrets at end of run (earlier if you can), you make sure the next
1392 * guy can't get the password/pass phrase."
1394 * Right you are, Craig!
1396 for (ctl = querylist; ctl; ctl = ctl->next)
1398 memset(ctl->password, '\0', strlen(ctl->password));
1400 #if !defined(HAVE_ATEXIT)
1404 if (activecount == 0)
1407 exit(successes ? PS_SUCCESS : querystatus);
1411 * Sequence of protocols to try when autoprobing, most capable to least.
1413 static const int autoprobe[] =
1417 #endif /* IMAP_ENABLE */
1420 #endif /* POP3_ENABLE */
1423 #endif /* POP2_ENABLE */
1426 static int query_host(struct query *ctl)
1427 /* perform fetch transaction with single host */
1433 * If we're syslogging the progress messages are automatically timestamped.
1434 * Force timestamping if we're going to a logfile.
1436 if (outlevel >= O_VERBOSE)
1438 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll started\n"),
1440 ctl->server.pollname,
1441 showproto(ctl->server.protocol),
1445 switch (ctl->server.protocol) {
1447 for (i = 0; i < sizeof(autoprobe)/sizeof(autoprobe[0]); i++)
1449 ctl->server.protocol = autoprobe[i];
1451 st = query_host(ctl);
1454 if (st == PS_SUCCESS || st == PS_NOMAIL || st == PS_AUTHFAIL || st == PS_LOCKBUSY || st == PS_SMTP || st == PS_MAXFETCH || st == PS_DNS)
1457 ctl->server.protocol = P_AUTO;
1463 report(stderr, GT_("POP2 support is not configured.\n"));
1465 #endif /* POP2_ENABLE */
1473 } while (st == PS_REPOLL);
1475 report(stderr, GT_("POP3 support is not configured.\n"));
1477 #endif /* POP3_ENABLE */
1483 } while (st == PS_REPOLL);
1485 report(stderr, GT_("IMAP support is not configured.\n"));
1487 #endif /* IMAP_ENABLE */
1491 report(stderr, GT_("ETRN support is not configured.\n"));
1496 #endif /* ETRN_ENABLE */
1499 report(stderr, GT_("ODMR support is not configured.\n"));
1503 #endif /* ODMR_ENABLE */
1506 report(stderr, GT_("unsupported protocol selected.\n"));
1511 * If we're syslogging the progress messages are automatically timestamped.
1512 * Force timestamping if we're going to a logfile.
1514 if (outlevel >= O_VERBOSE)
1516 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll completed\n"),
1518 ctl->server.pollname,
1519 showproto(ctl->server.protocol),
1526 static void dump_params (struct runctl *runp,
1527 struct query *querylist, flag implicit)
1528 /* display query parameters in English */
1532 if (runp->poll_interval)
1533 printf(GT_("Poll interval is %d seconds\n"), runp->poll_interval);
1535 printf(GT_("Logfile is %s\n"), runp->logfile);
1536 if (strcmp(runp->idfile, IDFILE_NAME))
1537 printf(GT_("Idfile is %s\n"), runp->idfile);
1538 #if defined(HAVE_SYSLOG)
1539 if (runp->use_syslog)
1540 printf(GT_("Progress messages will be logged via syslog\n"));
1542 if (runp->invisible)
1543 printf(GT_("Fetchmail will masquerade and will not generate Received\n"));
1545 printf(GT_("Fetchmail will show progress dots even in logfiles.\n"));
1546 if (runp->postmaster)
1547 printf(GT_("Fetchmail will forward misaddressed multidrop messages to %s.\n"),
1550 if (!runp->bouncemail)
1551 printf(GT_("Fetchmail will direct error mail to the postmaster.\n"));
1552 else if (outlevel >= O_VERBOSE)
1553 printf(GT_("Fetchmail will direct error mail to the sender.\n"));
1555 if (!runp->softbounce)
1556 printf(GT_("Fetchmail will treat permanent errors as permanent (drop messsages).\n"));
1557 else if (outlevel >= O_VERBOSE)
1558 printf(GT_("Fetchmail will treat permanent errors as temporary (keep messages).\n"));
1560 for (ctl = querylist; ctl; ctl = ctl->next)
1562 if (!ctl->active || (implicit && ctl->server.skip))
1565 printf(GT_("Options for retrieving from %s@%s:\n"),
1566 ctl->remotename, visbuf(ctl->server.pollname));
1568 if (ctl->server.via && MAILBOX_PROTOCOL(ctl))
1569 printf(GT_(" Mail will be retrieved via %s\n"), ctl->server.via);
1571 if (ctl->server.interval)
1572 printf(ngettext(" Poll of this server will occur every %d interval.\n",
1573 " Poll of this server will occur every %d intervals.\n",
1574 ctl->server.interval), ctl->server.interval);
1575 if (ctl->server.truename)
1576 printf(GT_(" True name of server is %s.\n"), ctl->server.truename);
1577 if (ctl->server.skip || outlevel >= O_VERBOSE)
1578 printf(ctl->server.skip
1579 ? GT_(" This host will not be queried when no host is specified.\n")
1580 : GT_(" This host will be queried when no host is specified.\n"));
1581 if (!NO_PASSWORD(ctl))
1584 printf(GT_(" Password will be prompted for.\n"));
1585 else if (outlevel >= O_VERBOSE)
1587 if (ctl->server.protocol == P_APOP)
1588 printf(GT_(" APOP secret = \"%s\".\n"),
1589 visbuf(ctl->password));
1590 else if (ctl->server.protocol == P_RPOP)
1591 printf(GT_(" RPOP id = \"%s\".\n"),
1592 visbuf(ctl->password));
1594 printf(GT_(" Password = \"%s\".\n"),
1595 visbuf(ctl->password));
1599 if (ctl->server.protocol == P_POP3
1600 && ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT)
1601 && (ctl->server.authenticate == A_KERBEROS_V4 ||
1602 ctl->server.authenticate == A_KERBEROS_V5))
1603 printf(GT_(" Protocol is KPOP with Kerberos %s authentication"),
1604 ctl->server.authenticate == A_KERBEROS_V5 ? "V" : "IV");
1606 printf(GT_(" Protocol is %s"), showproto(ctl->server.protocol));
1607 if (ctl->server.service)
1608 printf(GT_(" (using service %s)"), ctl->server.service);
1609 else if (outlevel >= O_VERBOSE)
1610 printf(GT_(" (using default port)"));
1611 if (ctl->server.uidl && MAILBOX_PROTOCOL(ctl))
1612 printf(GT_(" (forcing UIDL use)"));
1615 switch (ctl->server.authenticate)
1618 printf(GT_(" All available authentication methods will be tried.\n"));
1621 printf(GT_(" Password authentication will be forced.\n"));
1624 printf(GT_(" MSN authentication will be forced.\n"));
1627 printf(GT_(" NTLM authentication will be forced.\n"));
1630 printf(GT_(" OTP authentication will be forced.\n"));
1633 printf(GT_(" CRAM-Md5 authentication will be forced.\n"));
1636 printf(GT_(" GSSAPI authentication will be forced.\n"));
1639 printf(GT_(" Kerberos V4 authentication will be forced.\n"));
1642 printf(GT_(" Kerberos V5 authentication will be forced.\n"));
1645 printf(GT_(" End-to-end encryption assumed.\n"));
1648 if (ctl->server.principal != (char *) NULL)
1649 printf(GT_(" Mail service principal is: %s\n"), ctl->server.principal);
1652 printf(GT_(" SSL encrypted sessions enabled.\n"));
1654 printf(GT_(" SSL protocol: %s.\n"), ctl->sslproto);
1655 if (ctl->sslcertck) {
1656 printf(GT_(" SSL server certificate checking enabled.\n"));
1657 if (ctl->sslcertpath != NULL)
1658 printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
1660 if (ctl->sslcommonname != NULL)
1661 printf(GT_(" SSL server CommonName: %s\n"), ctl->sslcommonname);
1662 if (ctl->sslfingerprint != NULL)
1663 printf(GT_(" SSL key fingerprint (checked against the server key): %s\n"), ctl->sslfingerprint);
1665 if (ctl->server.timeout > 0)
1666 printf(GT_(" Server nonresponse timeout is %d seconds"), ctl->server.timeout);
1667 if (ctl->server.timeout == CLIENT_TIMEOUT)
1668 printf(GT_(" (default).\n"));
1672 if (MAILBOX_PROTOCOL(ctl))
1674 if (!ctl->mailboxes->id)
1675 printf(GT_(" Default mailbox selected.\n"));
1680 printf(GT_(" Selected mailboxes are:"));
1681 for (idp = ctl->mailboxes; idp; idp = idp->next)
1682 printf(" %s", idp->id);
1685 printf(ctl->fetchall
1686 ? GT_(" All messages will be retrieved (--all on).\n")
1687 : GT_(" Only new messages will be retrieved (--all off).\n"));
1689 ? GT_(" Fetched messages will be kept on the server (--keep on).\n")
1690 : GT_(" Fetched messages will not be kept on the server (--keep off).\n"));
1692 ? GT_(" Old messages will be flushed before message retrieval (--flush on).\n")
1693 : GT_(" Old messages will not be flushed before message retrieval (--flush off).\n"));
1694 printf(ctl->limitflush
1695 ? GT_(" Oversized messages will be flushed before message retrieval (--limitflush on).\n")
1696 : GT_(" Oversized messages will not be flushed before message retrieval (--limitflush off).\n"));
1698 ? GT_(" Rewrite of server-local addresses is enabled (--norewrite off).\n")
1699 : GT_(" Rewrite of server-local addresses is disabled (--norewrite on).\n"));
1701 ? GT_(" Carriage-return stripping is enabled (stripcr on).\n")
1702 : GT_(" Carriage-return stripping is disabled (stripcr off).\n"));
1704 ? GT_(" Carriage-return forcing is enabled (forcecr on).\n")
1705 : GT_(" Carriage-return forcing is disabled (forcecr off).\n"));
1706 printf(ctl->pass8bits
1707 ? GT_(" Interpretation of Content-Transfer-Encoding is disabled (pass8bits on).\n")
1708 : GT_(" Interpretation of Content-Transfer-Encoding is enabled (pass8bits off).\n"));
1709 printf(ctl->mimedecode
1710 ? GT_(" MIME decoding is enabled (mimedecode on).\n")
1711 : GT_(" MIME decoding is disabled (mimedecode off).\n"));
1713 ? GT_(" Idle after poll is enabled (idle on).\n")
1714 : GT_(" Idle after poll is disabled (idle off).\n"));
1715 printf(ctl->dropstatus
1716 ? GT_(" Nonempty Status lines will be discarded (dropstatus on)\n")
1717 : GT_(" Nonempty Status lines will be kept (dropstatus off)\n"));
1718 printf(ctl->dropdelivered
1719 ? GT_(" Delivered-To lines will be discarded (dropdelivered on)\n")
1720 : GT_(" Delivered-To lines will be kept (dropdelivered off)\n"));
1721 if (NUM_NONZERO(ctl->limit))
1723 if (NUM_NONZERO(ctl->limit))
1724 printf(GT_(" Message size limit is %d octets (--limit %d).\n"),
1725 ctl->limit, ctl->limit);
1726 else if (outlevel >= O_VERBOSE)
1727 printf(GT_(" No message size limit (--limit 0).\n"));
1728 if (run.poll_interval > 0)
1729 printf(GT_(" Message size warning interval is %d seconds (--warnings %d).\n"),
1730 ctl->warnings, ctl->warnings);
1731 else if (outlevel >= O_VERBOSE)
1732 printf(GT_(" Size warnings on every poll (--warnings 0).\n"));
1734 if (NUM_NONZERO(ctl->fetchlimit))
1735 printf(GT_(" Received-message limit is %d (--fetchlimit %d).\n"),
1736 ctl->fetchlimit, ctl->fetchlimit);
1737 else if (outlevel >= O_VERBOSE)
1738 printf(GT_(" No received-message limit (--fetchlimit 0).\n"));
1739 if (NUM_NONZERO(ctl->fetchsizelimit))
1740 printf(GT_(" Fetch message size limit is %d (--fetchsizelimit %d).\n"),
1741 ctl->fetchsizelimit, ctl->fetchsizelimit);
1742 else if (outlevel >= O_VERBOSE)
1743 printf(GT_(" No fetch message size limit (--fetchsizelimit 0).\n"));
1744 if (NUM_NONZERO(ctl->fastuidl) && MAILBOX_PROTOCOL(ctl))
1746 if (ctl->fastuidl == 1)
1747 printf(GT_(" Do binary search of UIDs during each poll (--fastuidl 1).\n"));
1749 printf(GT_(" Do binary search of UIDs during %d out of %d polls (--fastuidl %d).\n"), ctl->fastuidl - 1, ctl->fastuidl, ctl->fastuidl);
1751 else if (outlevel >= O_VERBOSE)
1752 printf(GT_(" Do linear search of UIDs during each poll (--fastuidl 0).\n"));
1753 if (NUM_NONZERO(ctl->batchlimit))
1754 printf(GT_(" SMTP message batch limit is %d.\n"), ctl->batchlimit);
1755 else if (outlevel >= O_VERBOSE)
1756 printf(GT_(" No SMTP message batch limit (--batchlimit 0).\n"));
1757 if (MAILBOX_PROTOCOL(ctl))
1759 if (NUM_NONZERO(ctl->expunge))
1760 printf(GT_(" Deletion interval between expunges forced to %d (--expunge %d).\n"), ctl->expunge, ctl->expunge);
1761 else if (outlevel >= O_VERBOSE)
1762 printf(GT_(" No forced expunges (--expunge 0).\n"));
1765 else /* ODMR or ETRN */
1769 printf(GT_(" Domains for which mail will be fetched are:"));
1770 for (idp = ctl->domainlist; idp; idp = idp->next)
1772 printf(" %s", idp->id);
1773 if (!idp->val.status.mark)
1774 printf(GT_(" (default)"));
1779 printf(GT_(" Messages will be appended to %s as BSMTP\n"), visbuf(ctl->bsmtp));
1780 else if (ctl->mda && MAILBOX_PROTOCOL(ctl))
1781 printf(GT_(" Messages will be delivered with \"%s\".\n"), visbuf(ctl->mda));
1788 printf(GT_(" Messages will be %cMTP-forwarded to:"),
1790 for (idp = ctl->smtphunt; idp; idp = idp->next)
1792 printf(" %s", idp->id);
1793 if (!idp->val.status.mark)
1794 printf(GT_(" (default)"));
1798 if (ctl->smtpaddress)
1799 printf(GT_(" Host part of MAIL FROM line will be %s\n"),
1802 printf(GT_(" Address to be put in RCPT TO lines shipped to SMTP will be %s\n"),
1805 if (MAILBOX_PROTOCOL(ctl))
1807 if (ctl->antispam != (struct idlist *)NULL)
1811 printf(GT_(" Recognized listener spam block responses are:"));
1812 for (idp = ctl->antispam; idp; idp = idp->next)
1813 printf(" %d", idp->val.status.num);
1816 else if (outlevel >= O_VERBOSE)
1817 printf(GT_(" Spam-blocking disabled\n"));
1819 if (ctl->preconnect)
1820 printf(GT_(" Server connection will be brought up with \"%s\".\n"),
1821 visbuf(ctl->preconnect));
1822 else if (outlevel >= O_VERBOSE)
1823 printf(GT_(" No pre-connection command.\n"));
1824 if (ctl->postconnect)
1825 printf(GT_(" Server connection will be taken down with \"%s\".\n"),
1826 visbuf(ctl->postconnect));
1827 else if (outlevel >= O_VERBOSE)
1828 printf(GT_(" No post-connection command.\n"));
1829 if (MAILBOX_PROTOCOL(ctl)) {
1830 if (!ctl->localnames)
1831 printf(GT_(" No localnames declared for this host.\n"));
1837 for (idp = ctl->localnames; idp; idp = idp->next)
1840 if (count > 1 || ctl->wildcard)
1841 printf(GT_(" Multi-drop mode: "));
1843 printf(GT_(" Single-drop mode: "));
1845 printf(ngettext("%d local name recognized.\n", "%d local names recognized.\n", count), count);
1846 if (outlevel >= O_VERBOSE)
1848 for (idp = ctl->localnames; idp; idp = idp->next)
1850 printf("\t%s -> %s\n", idp->id, idp->val.id2);
1852 printf("\t%s\n", idp->id);
1854 fputs("\t*\n", stdout);
1857 if (count > 1 || ctl->wildcard)
1859 printf(ctl->server.dns
1860 ? GT_(" DNS lookup for multidrop addresses is enabled.\n")
1861 : GT_(" DNS lookup for multidrop addresses is disabled.\n"));
1862 if (ctl->server.dns)
1864 if (ctl->server.checkalias)
1865 printf(GT_(" Server aliases will be compared with multidrop addresses by IP address.\n"));
1867 printf(GT_(" Server aliases will be compared with multidrop addresses by name.\n"));
1869 if (ctl->server.envelope == STRING_DISABLED)
1870 printf(GT_(" Envelope-address routing is disabled\n"));
1873 printf(GT_(" Envelope header is assumed to be: %s\n"),
1874 ctl->server.envelope ? ctl->server.envelope : "Received");
1875 if (ctl->server.envskip || outlevel >= O_VERBOSE)
1876 printf(GT_(" Number of envelope headers to be skipped over: %d\n"),
1877 ctl->server.envskip);
1878 if (ctl->server.qvirtual)
1879 printf(GT_(" Prefix %s will be removed from user id\n"),
1880 ctl->server.qvirtual);
1881 else if (outlevel >= O_VERBOSE)
1882 printf(GT_(" No prefix stripping\n"));
1885 if (ctl->server.akalist)
1889 printf(GT_(" Predeclared mailserver aliases:"));
1890 for (idp = ctl->server.akalist; idp; idp = idp->next)
1891 printf(" %s", idp->id);
1894 if (ctl->server.localdomains)
1898 printf(GT_(" Local domains:"));
1899 for (idp = ctl->server.localdomains; idp; idp = idp->next)
1900 printf(" %s", idp->id);
1907 if (ctl->server.interface)
1908 printf(GT_(" Connection must be through interface %s.\n"), ctl->server.interface);
1909 else if (outlevel >= O_VERBOSE)
1910 printf(GT_(" No interface requirement specified.\n"));
1911 if (ctl->server.monitor)
1912 printf(GT_(" Polling loop will monitor %s.\n"), ctl->server.monitor);
1913 else if (outlevel >= O_VERBOSE)
1914 printf(GT_(" No monitor interface specified.\n"));
1917 if (ctl->server.plugin)
1918 printf(GT_(" Server connections will be made via plugin %s (--plugin %s).\n"), ctl->server.plugin, ctl->server.plugin);
1919 else if (outlevel >= O_VERBOSE)
1920 printf(GT_(" No plugin command specified.\n"));
1921 if (ctl->server.plugout)
1922 printf(GT_(" Listener connections will be made via plugout %s (--plugout %s).\n"), ctl->server.plugout, ctl->server.plugout);
1923 else if (outlevel >= O_VERBOSE)
1924 printf(GT_(" No plugout command specified.\n"));
1926 if (ctl->server.protocol > P_POP2 && MAILBOX_PROTOCOL(ctl))
1929 printf(GT_(" No UIDs saved from this host.\n"));
1935 for (idp = ctl->oldsaved; idp; idp = idp->next)
1938 printf(GT_(" %d UIDs saved.\n"), count);
1939 if (outlevel >= O_VERBOSE)
1940 for (idp = ctl->oldsaved; idp; idp = idp->next)
1941 printf("\t%s\n", idp->id);
1945 if (ctl->server.tracepolls)
1946 printf(GT_(" Poll trace information will be added to the Received header.\n"));
1947 else if (outlevel >= O_VERBOSE)
1948 printf(GT_(" No poll trace information will be added to the Received header.\n.\n"));
1950 if (ctl->properties)
1951 printf(GT_(" Pass-through properties \"%s\".\n"),
1952 visbuf(ctl->properties));
1956 /* fetchmail.c ends here */