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 - 2008 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 */
280 printf(GT_("This is fetchmail release %s"), VERSION);
281 fputs(features, stdout);
283 printcopyright(stdout);
285 fputs("Fallback MDA: ", stdout);
287 fputs(FALLBACK_MDA, stdout);
289 fputs("(none)", stdout);
294 /* this is an attempt to help remote debugging */
298 /* avoid parsing the config file if all we're doing is killing a daemon */
300 implicitmode = load_params(argc, argv, optind);
302 #if defined(HAVE_SYSLOG)
303 /* logging should be set up early in case we were restarted from exec */
306 #if defined(LOG_MAIL)
307 openlog(program_name, LOG_PID, LOG_MAIL);
309 /* Assume BSD4.2 openlog with two arguments */
310 openlog(program_name, LOG_PID);
316 report_init((run.poll_interval == 0 || nodetach) && !run.logfile);
319 /* initialize UID handling */
323 if (!versioninfo && (st = prc_filecheck(run.idfile, !versioninfo)) != 0)
326 initialize_saved_lists(querylist, run.idfile);
328 #endif /* POP3_ENABLE */
330 /* construct the lockfile */
333 #ifdef HAVE_SETRLIMIT
335 * Before getting passwords, disable core dumps unless -v -d0 mode is on.
336 * Core dumps could otherwise contain passwords to be scavenged by a
339 if (outlevel < O_VERBOSE || run.poll_interval > 0)
341 struct rlimit corelimit;
342 corelimit.rlim_cur = 0;
343 corelimit.rlim_max = 0;
344 setrlimit(RLIMIT_CORE, &corelimit);
346 #endif /* HAVE_SETRLIMIT */
348 #define NETRC_FILE ".netrc"
349 /* parse the ~/.netrc file (if present) for future password lookups. */
350 netrc_file = prependdir (NETRC_FILE, home);
351 netrc_list = parse_netrc(netrc_file);
355 /* pick up passwords where we can */
356 for (ctl = querylist; ctl; ctl = ctl->next)
358 if (ctl->active && !(implicitmode && ctl->server.skip)&&!ctl->password)
360 if (NO_PASSWORD(ctl))
361 /* Server won't care what the password is, but there
362 must be some non-null string here. */
363 ctl->password = ctl->remotename;
368 /* look up the pollname and account in the .netrc file. */
369 p = search_netrc(netrc_list,
370 ctl->server.pollname, ctl->remotename);
371 /* if we find a matching entry with a password, use it */
372 if (p && p->password)
373 ctl->password = xstrdup(p->password);
375 /* otherwise try with "via" name if there is one */
376 else if (ctl->server.via)
378 p = search_netrc(netrc_list,
379 ctl->server.via, ctl->remotename);
380 if (p && p->password)
381 ctl->password = xstrdup(p->password);
387 free_netrc(netrc_list);
390 /* perhaps we just want to check options? */
393 int havercfile = access(rcfile, 0);
395 printf(GT_("Taking options from command line%s%s\n"),
396 havercfile ? "" : GT_(" and "),
397 havercfile ? "" : rcfile);
399 if (querylist == NULL)
401 GT_("No mailservers set up -- perhaps %s is missing?\n"),
404 dump_params(&run, querylist, implicitmode);
408 /* dump options as a Python dictionary, for configurator use */
411 dump_config(&run, querylist);
415 /* check for another fetchmail running concurrently */
416 pid = fm_lock_state();
418 pid = bkgd ? -pid : pid;
420 /* if no mail servers listed and nothing in background, we're done */
421 if (!quitonly && pid == 0 && querylist == NULL) {
422 (void)fputs(GT_("fetchmail: no mailservers have been specified.\n"),stderr);
426 /* perhaps user asked us to kill the other fetchmail */
429 if (pid == 0 || pid == getpid())
430 /* this test enables re-execing on a changed rcfile
431 * for pid == getpid() */
434 fprintf(stderr,GT_("fetchmail: no other fetchmail is running\n"));
438 else if (kill(pid, SIGTERM) < 0)
440 fprintf(stderr,GT_("fetchmail: error killing %s fetchmail at %d; bailing out.\n"),
441 bkgd ? GT_("background") : GT_("foreground"), pid);
448 if (outlevel > O_SILENT)
449 fprintf(stderr,GT_("fetchmail: %s fetchmail at %d killed.\n"),
450 bkgd ? GT_("background") : GT_("foreground"), pid);
451 /* We used to nuke the other process's lock here, with
452 * fm_lock_release(), which is broken. The other process
453 * needs to clear its lock by itself. */
457 /* wait for other process to exit */
458 maxwait = 10; /* seconds */
459 while (kill(pid, 0) == 0 && --maxwait >= 0) {
466 /* another fetchmail is running -- wake it up or die */
472 GT_("fetchmail: can't check mail while another fetchmail to same host is running.\n"));
475 else if (!implicitmode)
478 GT_("fetchmail: can't poll specified hosts with another fetchmail running at %d.\n"),
485 GT_("fetchmail: another foreground fetchmail is running at %d.\n"),
489 else if (getpid() == pid)
490 /* this test enables re-execing on a changed rcfile */
495 GT_("fetchmail: can't accept options while a background fetchmail is running.\n"));
498 else if (kill(pid, SIGUSR1) == 0)
501 GT_("fetchmail: background fetchmail at %d awakened.\n"),
508 * Should never happen -- possible only if a background fetchmail
509 * croaks after the first kill probe above but before the
510 * SIGUSR1/SIGHUP transmission.
513 GT_("fetchmail: elder sibling at %d died mysteriously.\n"),
515 return(PS_UNDEFINED);
519 /* pick up interactively any passwords we need but don't have */
520 for (ctl = querylist; ctl; ctl = ctl->next)
522 if (ctl->active && !(implicitmode && ctl->server.skip)
523 && !NO_PASSWORD(ctl) && !ctl->password)
528 GT_("fetchmail: can't find a password for %s@%s.\n"),
529 ctl->remotename, ctl->server.pollname);
532 const char* password_prompt = GT_("Enter password for %s@%s: ");
533 size_t pplen = strlen(password_prompt) + strlen(ctl->remotename) + strlen(ctl->server.pollname) + 1;
535 tmpbuf = (char *)xmalloc(pplen);
536 snprintf(tmpbuf, pplen, password_prompt,
537 ctl->remotename, ctl->server.pollname);
538 ctl->password = xstrdup((char *)fm_getpassword(tmpbuf));
545 * Time to initiate the SOCKS library (this is not mandatory: it just
546 * registers the correct application name for logging purpose. If you
547 * have some problem, comment out these lines).
550 SOCKSinit("fetchmail");
551 #endif /* HAVE_SOCKS */
553 /* avoid zombies from plugins */
556 if (run.logfile && run.use_syslog)
557 fprintf(stderr, GT_("fetchmail: Warning: syslog and logfile are set. Check both for logs!\n"));
560 * Maybe time to go to demon mode...
562 if (run.poll_interval)
567 rc = daemonize(run.logfile);
569 report(stderr, GT_("fetchmail: Cannot detach into background. Aborting.\n"));
573 report(stdout, GT_("starting fetchmail %s daemon \n"), VERSION);
576 * We'll set up a handler for these when we're sleeping,
577 * but ignore them otherwise so as not to interrupt a poll.
579 set_signal_handler(SIGUSR1, SIG_IGN);
580 if (run.poll_interval && getuid() == ROOT_UID)
581 set_signal_handler(SIGHUP, SIG_IGN);
585 /* not in daemon mode */
586 if (run.logfile && !nodetach && access(run.logfile, F_OK) == 0)
588 if (!freopen(run.logfile, "a", stdout))
589 report(stderr, GT_("could not open %s to append logs to \n"), run.logfile);
590 if (!freopen(run.logfile, "a", stderr))
591 report(stdout, GT_("could not open %s to append logs to \n"), run.logfile);
593 report(stdout, GT_("fetchmail: Warning: syslog and logfile are set. Check both for logs!\n"));
599 /* beyond here we don't want more than one fetchmail running per user */
601 set_signal_handler(SIGABRT, terminate_run);
602 set_signal_handler(SIGINT, terminate_run);
603 set_signal_handler(SIGTERM, terminate_run);
604 set_signal_handler(SIGALRM, terminate_run);
605 set_signal_handler(SIGPIPE, SIG_IGN);
606 set_signal_handler(SIGQUIT, terminate_run);
608 /* here's the exclusion lock */
611 if (check_only && outlevel >= O_VERBOSE) {
612 report(stdout, GT_("--check mode enabled, not fetching mail\n"));
616 * Query all hosts. If there's only one, the error return will
617 * reflect the status of that transaction.
621 * Check to see if the rcfile has been touched. If so,
622 * re-exec so the file will be reread. Doing it this way
623 * avoids all the complications of trying to deallocate the
624 * in-core control structures -- and the potential memory
629 if (strcmp(rcfile, "-") == 0) {
631 } else if (stat(rcfile, &rcstat) == -1) {
634 GT_("couldn't time-check %s (error %d)\n"),
637 else if (rcstat.st_mtime > parsetime)
639 report(stdout, GT_("restarting fetchmail (%s changed)\n"), rcfile);
642 /* restore the startup directory */
643 if (!currentwd[0] || chdir (currentwd) == -1)
644 report(stderr, GT_("attempt to re-exec may fail as directory has not been restored\n"));
648 * Matthias Andree: Isn't this prone to introduction of
649 * "false" programs by interfering with PATH? Those
650 * path-searching execs might not be the best ideas for
653 * Rob Funk: But is there any way for someone to modify
654 * the PATH variable of a running fetchmail? I don't know
657 * Dave's change makes fetchmail restart itself in exactly
658 * the way it was started from the shell (or shell script)
659 * in the first place. If you're concerned about PATH
660 * contamination, call fetchmail initially with a full
661 * path, and use Dave's patch.
663 * Not using a -p variant of exec means that the restart
664 * will break if both (a) the user depended on PATH to
665 * call fetchmail in the first place, and (b) the system
666 * doesn't save the whole path in argv[0] if the whole
667 * path wasn't used in the initial call. (If I recall
668 * correctly, Linux saves it but many other Unices don't.)
670 execvp(argv[0], argv);
671 report(stderr, GT_("attempt to re-exec fetchmail failed\n"));
674 #ifdef HAVE_RES_SEARCH
675 /* Boldly assume that we also have res_init() if we have
676 * res_search(), and call res_init() to re-read the resolv.conf
677 * file, so that we can pick up changes to that file that are
678 * written by dhpccd, dhclient, pppd, openvpn and similar. */
680 /* NOTE: This assumes that /etc/resolv.conf is written
681 * atomically (i. e. a temporary file is written, flushed and
682 * then renamed into place). To fix Debian Bug#389270. */
684 /* NOTE: If this leaks memory or doesn't re-read
685 * /etc/resolv.conf, we're in trouble. The res_init() interface
686 * is only lightly documented :-( */
692 for (ctl = querylist; ctl; ctl = ctl->next)
696 if (!(implicitmode && ctl->server.skip))
701 GT_("poll of %s skipped (failed authentication or too many timeouts)\n"),
702 ctl->server.pollname);
706 /* check skip interval first so that it counts all polls */
707 if (run.poll_interval && ctl->server.interval)
709 if (ctl->server.poll_count++ % ctl->server.interval)
711 if (outlevel >= O_VERBOSE)
713 GT_("interval not reached, not querying %s\n"),
714 ctl->server.pollname);
721 * Don't do monitoring if we were woken by a signal.
722 * Note that interface_approve() does its own error logging.
724 if (!interface_approve(&ctl->server, !lastsig))
726 #endif /* CAN_MONITOR */
728 dofastuidl = 0; /* this is reset in the driver if required */
730 querystatus = query_host(ctl);
732 if (NUM_NONZERO(ctl->fastuidl))
733 ctl->fastuidlcount = (ctl->fastuidlcount + 1) % ctl->fastuidl;
735 /* leave the UIDL state alone if there have been any errors */
737 ((querystatus==PS_SUCCESS) || (querystatus==PS_NOMAIL) || (querystatus==PS_MAXFETCH)))
740 uid_discard_new_list(ctl);
742 #endif /* POP3_ENABLE */
744 if (querystatus == PS_SUCCESS)
746 else if (!check_only &&
747 ((querystatus!=PS_NOMAIL) || (outlevel==O_DEBUG)))
751 report(stdout,GT_("Query status=0 (SUCCESS)\n"));break;
753 report(stdout,GT_("Query status=1 (NOMAIL)\n")); break;
755 report(stdout,GT_("Query status=2 (SOCKET)\n")); break;
757 report(stdout,GT_("Query status=3 (AUTHFAIL)\n"));break;
759 report(stdout,GT_("Query status=4 (PROTOCOL)\n"));break;
761 report(stdout,GT_("Query status=5 (SYNTAX)\n")); break;
763 report(stdout,GT_("Query status=6 (IOERR)\n")); break;
765 report(stdout,GT_("Query status=7 (ERROR)\n")); break;
767 report(stdout,GT_("Query status=8 (EXCLUDE)\n")); break;
769 report(stdout,GT_("Query status=9 (LOCKBUSY)\n"));break;
771 report(stdout,GT_("Query status=10 (SMTP)\n")); break;
773 report(stdout,GT_("Query status=11 (DNS)\n")); break;
775 report(stdout,GT_("Query status=12 (BSMTP)\n")); break;
777 report(stdout,GT_("Query status=13 (MAXFETCH)\n"));break;
779 report(stdout,GT_("Query status=%d\n"),querystatus);
784 if (ctl->server.monitor)
787 * Allow some time for the link to quiesce. One
788 * second is usually sufficient, three is safe.
789 * Note: this delay is important - don't remove!
792 interface_note_activity(&ctl->server);
794 #endif /* CAN_MONITOR */
798 /* close connections cleanly */
802 * OK, we've polled. Now sleep.
804 if (run.poll_interval)
807 * Because passwords can expire, it may happen that *all*
808 * hosts are now out of the loop due to authfail
809 * conditions. If this happens daemon-mode fetchmail
810 * should softly and silently vanish away, rather than
811 * spinning uselessly.
815 for (ctl = querylist; ctl; ctl = ctl->next)
816 if (ctl->active && !(implicitmode && ctl->server.skip))
821 report(stderr, GT_("All connections are wedged. Exiting.\n"));
822 /* FIXME: someday, send notification mail */
826 if (outlevel > O_SILENT)
828 GT_("sleeping at %s for %d seconds\n"), timestamp(), run.poll_interval);
831 * With this simple hack, we make it possible for a foreground
832 * fetchmail to wake up one in daemon mode. What we want is the
833 * side effect of interrupting any sleep that may be going on,
834 * forcing fetchmail to re-poll its hosts. The second line is
835 * for people who think all system daemons wake up on SIGHUP.
837 set_signal_handler(SIGUSR1, donothing);
838 if (getuid() == ROOT_UID)
839 set_signal_handler(SIGHUP, donothing);
842 * OK, now pause until it's time for the next poll cycle.
843 * A nonzero return indicates we received a wakeup signal;
844 * unwedge all servers in case the problem has been
847 if ((lastsig = interruptible_idle(run.poll_interval)))
849 if (outlevel > O_SILENT)
850 #ifdef SYS_SIGLIST_DECLARED
852 GT_("awakened by %s\n"), sys_siglist[lastsig]);
855 GT_("awakened by signal %d\n"), lastsig);
857 for (ctl = querylist; ctl; ctl = ctl->next)
861 if (outlevel > O_SILENT)
862 report(stdout, GT_("awakened at %s\n"), timestamp());
867 if (outlevel >= O_VERBOSE)
868 report(stdout, GT_("normal termination, status %d\n"),
869 successes ? PS_SUCCESS : querystatus);
875 else if (querystatus)
878 /* in case we interrupted before a successful fetch */
882 static void list_merge(struct idlist **dstl, struct idlist **srcl, int force)
885 * If force is off, modify dstl fields only when they're empty (treat srcl
886 * as defaults). If force is on, modify each dstl field whenever scrcl
887 * is nonempty (treat srcl as an override).
889 if (force ? !!*srcl : !*dstl)
891 struct idlist *cpl = copy_str_list(*srcl);
893 append_str_list(dstl, &cpl);
897 static void optmerge(struct query *h2, struct query *h1, int force)
898 /* merge two options records */
900 list_merge(&h2->server.localdomains, &h1->server.localdomains, force);
901 list_merge(&h2->localnames, &h1->localnames, force);
902 list_merge(&h2->mailboxes, &h1->mailboxes, force);
903 list_merge(&h2->smtphunt, &h1->smtphunt, force);
904 list_merge(&h2->domainlist, &h1->domainlist, force);
905 list_merge(&h2->antispam, &h1->antispam, force);
907 #define FLAG_MERGE(fld) if (force ? !!h1->fld : !h2->fld) h2->fld = h1->fld
908 FLAG_MERGE(server.via);
909 FLAG_MERGE(server.protocol);
910 FLAG_MERGE(server.service);
911 FLAG_MERGE(server.interval);
912 FLAG_MERGE(server.authenticate);
913 FLAG_MERGE(server.timeout);
914 FLAG_MERGE(server.envelope);
915 FLAG_MERGE(server.envskip);
916 FLAG_MERGE(server.qvirtual);
917 FLAG_MERGE(server.skip);
918 FLAG_MERGE(server.dns);
919 FLAG_MERGE(server.checkalias);
920 FLAG_MERGE(server.uidl);
921 FLAG_MERGE(server.principal);
924 FLAG_MERGE(server.interface);
925 FLAG_MERGE(server.interface_pair);
926 FLAG_MERGE(server.monitor);
929 FLAG_MERGE(server.plugin);
930 FLAG_MERGE(server.plugout);
931 FLAG_MERGE(server.tracepolls);
933 FLAG_MERGE(wildcard);
934 FLAG_MERGE(remotename);
935 FLAG_MERGE(password);
938 FLAG_MERGE(listener);
939 FLAG_MERGE(smtpaddress);
940 FLAG_MERGE(smtpname);
941 FLAG_MERGE(preconnect);
942 FLAG_MERGE(postconnect);
946 FLAG_MERGE(limitflush);
947 FLAG_MERGE(fetchall);
951 FLAG_MERGE(pass8bits);
952 FLAG_MERGE(dropstatus);
953 FLAG_MERGE(dropdelivered);
954 FLAG_MERGE(mimedecode);
957 FLAG_MERGE(warnings);
958 FLAG_MERGE(fetchlimit);
959 FLAG_MERGE(fetchsizelimit);
960 FLAG_MERGE(fastuidl);
961 FLAG_MERGE(batchlimit);
966 FLAG_MERGE(sslproto);
967 FLAG_MERGE(sslcertck);
968 FLAG_MERGE(sslcertpath);
969 FLAG_MERGE(sslcommonname);
970 FLAG_MERGE(sslfingerprint);
974 FLAG_MERGE(properties);
978 /** Load configuration files.
979 * \return - true if no servers found on the command line
980 * - false if servers found on the command line */
981 static int load_params(int argc, char **argv, int optind)
983 int implicitmode, st;
985 struct query def_opts, *ctl;
989 run.bouncemail = TRUE;
990 run.spambounce = FALSE; /* don't bounce back to innocent bystanders */
992 memset(&def_opts, '\0', sizeof(struct query));
993 def_opts.smtp_socket = -1;
994 def_opts.smtpaddress = (char *)0;
995 def_opts.smtpname = (char *)0;
996 def_opts.server.protocol = P_AUTO;
997 def_opts.server.timeout = CLIENT_TIMEOUT;
998 def_opts.server.esmtp_name = user;
999 def_opts.warnings = WARNING_INTERVAL;
1000 def_opts.remotename = user;
1001 def_opts.listener = SMTP_MODE;
1002 def_opts.fetchsizelimit = 100;
1003 def_opts.fastuidl = 4;
1005 /* get the location of rcfile */
1007 p = strrchr (rcfile, '/');
1008 if (p && (size_t)(p - rcfile) < sizeof (rcfiledir)) {
1009 *p = 0; /* replace '/' by '0' */
1010 strlcpy (rcfiledir, rcfile, sizeof(rcfiledir));
1011 *p = '/'; /* restore '/' */
1012 if (!rcfiledir[0]) /* "/.fetchmailrc" case */
1013 strcpy (rcfiledir, "/");
1016 /* note the parse time, so we can pick up on modifications */
1017 parsetime = 0; /* foil compiler warnings */
1018 if (strcmp(rcfile, "-") == 0 || stat(rcfile, &rcstat) != -1)
1019 parsetime = rcstat.st_mtime;
1020 else if (errno != ENOENT)
1021 report(stderr, GT_("couldn't time-check the run-control file\n"));
1023 /* this builds the host list */
1024 if ((st = prc_parse_file(rcfile, !versioninfo)) != 0)
1026 * FIXME: someday, send notification mail here if backgrounded.
1027 * Right now, that can happen if the user changes the rcfile
1028 * while the fetchmail is running in background. Do similarly
1029 * for the other exit() calls in this function.
1033 if ((implicitmode = (optind >= argc)))
1035 for (ctl = querylist; ctl; ctl = ctl->next)
1036 ctl->active = !ctl->server.skip;
1039 for (; optind < argc; optind++)
1041 flag predeclared = FALSE;
1044 * If hostname corresponds to a host known from the rc file,
1045 * simply declare it active. Otherwise synthesize a host
1046 * record from command line and defaults
1048 for (ctl = querylist; ctl; ctl = ctl->next)
1049 if (!strcmp(ctl->server.pollname, argv[optind])
1050 || str_in_list(&ctl->server.akalist, argv[optind], TRUE))
1052 /* Is this correct? */
1053 if (predeclared && outlevel >= O_VERBOSE)
1054 fprintf(stderr,GT_("Warning: multiple mentions of host %s in config file\n"),argv[optind]);
1062 * Allocate and link record without copying in
1063 * command-line args; we'll do that with the optmerge
1066 ctl = hostalloc((struct query *)NULL);
1068 ctl->server.pollname = xstrdup(argv[optind]);
1070 ctl->server.lead_server = (struct hostdata *)NULL;
1075 * If there's a defaults record, merge it and lose it.
1077 if (querylist && strcmp(querylist->server.pollname, "defaults") == 0)
1079 for (ctl = querylist->next; ctl; ctl = ctl->next)
1080 optmerge(ctl, querylist, FALSE);
1081 querylist = querylist->next;
1084 /* don't allow a defaults record after the first */
1085 for (ctl = querylist; ctl; ctl = ctl->next) {
1086 if (ctl != querylist && strcmp(ctl->server.pollname, "defaults") == 0) {
1087 fprintf(stderr, GT_("fetchmail: Error: multiple \"defaults\" records in config file.\n"));
1092 /* use localhost if we never fetch the FQDN of this host */
1093 fetchmailhost = "localhost";
1095 /* here's where we override globals */
1096 if (cmd_run.logfile)
1097 run.logfile = cmd_run.logfile;
1099 run.idfile = cmd_run.idfile;
1100 if (cmd_run.pidfile)
1101 run.pidfile = cmd_run.pidfile;
1102 /* do this before the keep/fetchall test below, otherwise -d0 may fail */
1103 if (cmd_run.poll_interval >= 0)
1104 run.poll_interval = cmd_run.poll_interval;
1105 if (cmd_run.invisible)
1106 run.invisible = cmd_run.invisible;
1107 if (cmd_run.showdots)
1108 run.showdots = cmd_run.showdots;
1109 if (cmd_run.use_syslog)
1110 run.use_syslog = (cmd_run.use_syslog == FLAG_TRUE);
1111 if (cmd_run.postmaster)
1112 run.postmaster = cmd_run.postmaster;
1113 if (cmd_run.bouncemail)
1114 run.bouncemail = cmd_run.bouncemail;
1116 /* check and daemon options are not compatible */
1117 if (check_only && run.poll_interval)
1118 run.poll_interval = 0;
1121 * DNS support is required for some protocols. We used to
1122 * do this unconditionally, but it made fetchmail excessively
1123 * vulnerable to misconfigured DNS setups.
1125 * If we're using ETRN or ODMR, the smtp hunt list is the
1126 * list of systems we're polling on behalf of; these have
1127 * to be fully-qualified domain names. The default for
1128 * this list should be the FQDN of localhost.
1130 * If we're using Kerberos for authentication, we need
1131 * the FQDN in order to generate capability keys.
1133 for (ctl = querylist; ctl; ctl = ctl->next)
1135 (ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR
1136 || ctl->server.authenticate == A_KERBEROS_V4
1137 || ctl->server.authenticate == A_KERBEROS_V5))
1139 fetchmailhost = host_fqdn(1);
1143 if (!ctl) /* list exhausted */
1144 fetchmailhost = host_fqdn(0);
1146 /* this code enables flags to be turned off */
1147 #define DEFAULT(flag, dflt) if (flag == FLAG_TRUE)\
1149 else if (flag == FLAG_FALSE)\
1154 /* merge in wired defaults, do sanity checks and prepare internal fields */
1155 for (ctl = querylist; ctl; ctl = ctl->next)
1157 ctl->wedged = FALSE;
1159 /* merge in defaults */
1160 optmerge(ctl, &def_opts, FALSE);
1162 /* force command-line options */
1163 optmerge(ctl, &cmd_opts, TRUE);
1166 * queryname has to be set up for inactive servers too.
1167 * Otherwise the UIDL code core-dumps on startup.
1169 if (ctl->server.via)
1170 ctl->server.queryname = xstrdup(ctl->server.via);
1172 ctl->server.queryname = xstrdup(ctl->server.pollname);
1175 * We no longer do DNS lookups at startup.
1176 * This is a kluge. It enables users to edit their
1177 * configurations when DNS isn't available.
1179 ctl->server.truename = xstrdup(ctl->server.queryname);
1181 if (configdump || ctl->active )
1183 DEFAULT(ctl->keep, FALSE);
1184 DEFAULT(ctl->fetchall, FALSE);
1185 DEFAULT(ctl->flush, FALSE);
1186 DEFAULT(ctl->limitflush, FALSE);
1187 DEFAULT(ctl->rewrite, TRUE);
1188 DEFAULT(ctl->stripcr, (ctl->mda != (char *)NULL));
1189 DEFAULT(ctl->forcecr, FALSE);
1190 DEFAULT(ctl->pass8bits, FALSE);
1191 DEFAULT(ctl->dropstatus, FALSE);
1192 DEFAULT(ctl->dropdelivered, FALSE);
1193 DEFAULT(ctl->mimedecode, FALSE);
1194 DEFAULT(ctl->idle, FALSE);
1195 DEFAULT(ctl->server.dns, TRUE);
1196 DEFAULT(ctl->server.uidl, FALSE);
1197 DEFAULT(ctl->use_ssl, FALSE);
1198 DEFAULT(ctl->sslcertck, FALSE);
1199 DEFAULT(ctl->server.checkalias, FALSE);
1202 * XXX FIXME: do we need this check or can we rely on the .y
1203 * parser handling this?
1207 report(stderr, GT_("SSL support is not compiled in.\n"));
1210 #endif /* SSL_ENABLE */
1213 if (ctl->server.authenticate == A_KERBEROS_V4) {
1214 report(stderr, GT_("KERBEROS v4 support is configured, but not compiled in.\n"));
1219 if (ctl->server.authenticate == A_KERBEROS_V5) {
1220 report(stderr, GT_("KERBEROS v5 support is configured, but not compiled in.\n"));
1225 if (ctl->server.authenticate == A_GSSAPI) {
1226 report(stderr, GT_("GSSAPI support is configured, but not compiled in.\n"));
1232 * Make sure we have a nonempty host list to forward to.
1235 save_str(&ctl->smtphunt, "localhost", FALSE);
1238 * Make sure we have a nonempty list of domains to fetch from.
1240 if ((ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR) && !ctl->domainlist)
1241 save_str(&ctl->domainlist, fetchmailhost, FALSE);
1243 /* if `user' doesn't name a real local user, try to run as root */
1244 if ((pw = getpwnam(user)) == (struct passwd *)NULL)
1247 ctl->uid = pw->pw_uid; /* for local delivery via MDA */
1248 if (!ctl->localnames) /* for local delivery via SMTP */
1249 save_str_pair(&ctl->localnames, user, NULL);
1251 #ifndef HAVE_RES_SEARCH
1252 /* can't handle multidrop mailboxes unless we can do DNS lookups */
1253 if (MULTIDROP(ctl) && ctl->server.dns)
1255 ctl->server.dns = FALSE;
1256 report(stderr, GT_("fetchmail: warning: no DNS available to check multidrop fetches from %s\n"), ctl->server.pollname);
1258 #endif /* !HAVE_RES_SEARCH */
1261 * can't handle multidrop mailboxes without "envelope"
1262 * option, this causes truckloads full of support complaints
1263 * "all mail forwarded to postmaster"
1265 if (MULTIDROP(ctl) && !ctl->server.envelope)
1267 report(stderr, GT_("warning: multidrop for %s requires envelope option!\n"), ctl->server.pollname);
1268 report(stderr, GT_("warning: Do not ask for support if all mail goes to postmaster!\n"));
1271 /* if no folders were specified, set up the null one as default */
1272 if (!ctl->mailboxes)
1273 save_str(&ctl->mailboxes, (char *)NULL, 0);
1275 /* maybe user overrode timeout on command line? */
1276 if (ctl->server.timeout == -1)
1277 ctl->server.timeout = CLIENT_TIMEOUT;
1280 if (ctl->server.service) {
1281 int port = servport(ctl->server.service);
1284 (void) fprintf(stderr,
1285 GT_("fetchmail: %s configuration invalid, specify positive port number for service or port\n"),
1286 ctl->server.pollname);
1289 if (ctl->server.protocol == P_RPOP && port >= 1024)
1291 (void) fprintf(stderr,
1292 GT_("fetchmail: %s configuration invalid, RPOP requires a privileged port\n"),
1293 ctl->server.pollname);
1297 if (ctl->listener == LMTP_MODE)
1301 for (idp = ctl->smtphunt; idp; idp = idp->next)
1305 if (!(cp = strrchr(idp->id, '/'))
1306 || (0 == strcmp(cp + 1, SMTP_PORT))
1307 || servport(cp + 1) == SMTP_PORT_NUM)
1309 (void) fprintf(stderr,
1310 GT_("%s configuration invalid, LMTP can't use default SMTP port\n"),
1311 ctl->server.pollname);
1318 * "I beg to you, have mercy on the we[a]k minds like myself."
1319 * wrote Pehr Anderson. Your petition is granted.
1321 if (ctl->fetchall && ctl->keep && (run.poll_interval || ctl->idle) && !nodetach && !configdump)
1323 (void) fprintf(stderr,
1324 GT_("Both fetchall and keep on in daemon or idle mode is a mistake!\n"));
1330 * If the user didn't set a last-resort user to get misaddressed
1331 * multidrop mail, set an appropriate default here.
1333 if (!run.postmaster)
1335 if (getuid() != ROOT_UID) /* ordinary user */
1336 run.postmaster = user;
1338 run.postmaster = "postmaster";
1341 return(implicitmode);
1344 static RETSIGTYPE terminate_poll(int sig)
1345 /* to be executed at the end of a poll cycle */
1349 report(stdout, GT_("terminated with signal %d\n"), sig);
1353 * Update UID information at end of each poll, rather than at end
1354 * of run, because that way we don't lose all UIDL information since
1355 * the beginning of time if fetchmail crashes.
1358 write_saved_lists(querylist, run.idfile);
1359 #endif /* POP3_ENABLE */
1362 static RETSIGTYPE terminate_run(int sig)
1363 /* to be executed on normal or signal-induced termination */
1367 terminate_poll(sig);
1370 * Craig Metz, the RFC1938 one-time-password guy, points out:
1371 * "Remember that most kernels don't zero pages before handing them to the
1372 * next process and many kernels share pages between user and kernel space.
1373 * You'd be very surprised what you can find from a short program to do a
1374 * malloc() and then dump the contents of the pages you got. By zeroing
1375 * the secrets at end of run (earlier if you can), you make sure the next
1376 * guy can't get the password/pass phrase."
1378 * Right you are, Craig!
1380 for (ctl = querylist; ctl; ctl = ctl->next)
1382 memset(ctl->password, '\0', strlen(ctl->password));
1384 #if !defined(HAVE_ATEXIT)
1388 if (activecount == 0)
1391 exit(successes ? PS_SUCCESS : querystatus);
1395 * Sequence of protocols to try when autoprobing, most capable to least.
1397 static const int autoprobe[] =
1401 #endif /* IMAP_ENABLE */
1404 #endif /* POP3_ENABLE */
1407 #endif /* POP2_ENABLE */
1410 static int query_host(struct query *ctl)
1411 /* perform fetch transaction with single host */
1417 * If we're syslogging the progress messages are automatically timestamped.
1418 * Force timestamping if we're going to a logfile.
1420 if (outlevel >= O_VERBOSE)
1422 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll started\n"),
1424 ctl->server.pollname,
1425 showproto(ctl->server.protocol),
1429 switch (ctl->server.protocol) {
1431 for (i = 0; i < sizeof(autoprobe)/sizeof(autoprobe[0]); i++)
1433 ctl->server.protocol = autoprobe[i];
1435 st = query_host(ctl);
1438 if (st == PS_SUCCESS || st == PS_NOMAIL || st == PS_AUTHFAIL || st == PS_LOCKBUSY || st == PS_SMTP || st == PS_MAXFETCH || st == PS_DNS)
1441 ctl->server.protocol = P_AUTO;
1447 report(stderr, GT_("POP2 support is not configured.\n"));
1449 #endif /* POP2_ENABLE */
1457 } while (st == PS_REPOLL);
1459 report(stderr, GT_("POP3 support is not configured.\n"));
1461 #endif /* POP3_ENABLE */
1467 } while (st == PS_REPOLL);
1469 report(stderr, GT_("IMAP support is not configured.\n"));
1471 #endif /* IMAP_ENABLE */
1475 report(stderr, GT_("ETRN support is not configured.\n"));
1480 #endif /* ETRN_ENABLE */
1483 report(stderr, GT_("ODMR support is not configured.\n"));
1487 #endif /* ODMR_ENABLE */
1490 report(stderr, GT_("unsupported protocol selected.\n"));
1495 * If we're syslogging the progress messages are automatically timestamped.
1496 * Force timestamping if we're going to a logfile.
1498 if (outlevel >= O_VERBOSE)
1500 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll completed\n"),
1502 ctl->server.pollname,
1503 showproto(ctl->server.protocol),
1510 static void dump_params (struct runctl *runp,
1511 struct query *querylist, flag implicit)
1512 /* display query parameters in English */
1516 if (runp->poll_interval)
1517 printf(GT_("Poll interval is %d seconds\n"), runp->poll_interval);
1519 printf(GT_("Logfile is %s\n"), runp->logfile);
1520 if (strcmp(runp->idfile, IDFILE_NAME))
1521 printf(GT_("Idfile is %s\n"), runp->idfile);
1522 #if defined(HAVE_SYSLOG)
1523 if (runp->use_syslog)
1524 printf(GT_("Progress messages will be logged via syslog\n"));
1526 if (runp->invisible)
1527 printf(GT_("Fetchmail will masquerade and will not generate Received\n"));
1529 printf(GT_("Fetchmail will show progress dots even in logfiles.\n"));
1530 if (runp->postmaster)
1531 printf(GT_("Fetchmail will forward misaddressed multidrop messages to %s.\n"),
1534 if (!runp->bouncemail)
1535 printf(GT_("Fetchmail will direct error mail to the postmaster.\n"));
1536 else if (outlevel >= O_VERBOSE)
1537 printf(GT_("Fetchmail will direct error mail to the sender.\n"));
1539 for (ctl = querylist; ctl; ctl = ctl->next)
1541 if (!ctl->active || (implicit && ctl->server.skip))
1544 printf(GT_("Options for retrieving from %s@%s:\n"),
1545 ctl->remotename, visbuf(ctl->server.pollname));
1547 if (ctl->server.via && MAILBOX_PROTOCOL(ctl))
1548 printf(GT_(" Mail will be retrieved via %s\n"), ctl->server.via);
1550 if (ctl->server.interval)
1551 printf(ngettext(" Poll of this server will occur every %d interval.\n",
1552 " Poll of this server will occur every %d intervals.\n",
1553 ctl->server.interval), ctl->server.interval);
1554 if (ctl->server.truename)
1555 printf(GT_(" True name of server is %s.\n"), ctl->server.truename);
1556 if (ctl->server.skip || outlevel >= O_VERBOSE)
1557 printf(ctl->server.skip
1558 ? GT_(" This host will not be queried when no host is specified.\n")
1559 : GT_(" This host will be queried when no host is specified.\n"));
1560 if (!NO_PASSWORD(ctl))
1563 printf(GT_(" Password will be prompted for.\n"));
1564 else if (outlevel >= O_VERBOSE)
1566 if (ctl->server.protocol == P_APOP)
1567 printf(GT_(" APOP secret = \"%s\".\n"),
1568 visbuf(ctl->password));
1569 else if (ctl->server.protocol == P_RPOP)
1570 printf(GT_(" RPOP id = \"%s\".\n"),
1571 visbuf(ctl->password));
1573 printf(GT_(" Password = \"%s\".\n"),
1574 visbuf(ctl->password));
1578 if (ctl->server.protocol == P_POP3
1579 && ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT)
1580 && (ctl->server.authenticate == A_KERBEROS_V4 ||
1581 ctl->server.authenticate == A_KERBEROS_V5))
1582 printf(GT_(" Protocol is KPOP with Kerberos %s authentication"),
1583 ctl->server.authenticate == A_KERBEROS_V5 ? "V" : "IV");
1585 printf(GT_(" Protocol is %s"), showproto(ctl->server.protocol));
1586 if (ctl->server.service)
1587 printf(GT_(" (using service %s)"), ctl->server.service);
1588 else if (outlevel >= O_VERBOSE)
1589 printf(GT_(" (using default port)"));
1590 if (ctl->server.uidl && MAILBOX_PROTOCOL(ctl))
1591 printf(GT_(" (forcing UIDL use)"));
1594 switch (ctl->server.authenticate)
1597 printf(GT_(" All available authentication methods will be tried.\n"));
1600 printf(GT_(" Password authentication will be forced.\n"));
1603 printf(GT_(" MSN authentication will be forced.\n"));
1606 printf(GT_(" NTLM authentication will be forced.\n"));
1609 printf(GT_(" OTP authentication will be forced.\n"));
1612 printf(GT_(" CRAM-Md5 authentication will be forced.\n"));
1615 printf(GT_(" GSSAPI authentication will be forced.\n"));
1618 printf(GT_(" Kerberos V4 authentication will be forced.\n"));
1621 printf(GT_(" Kerberos V5 authentication will be forced.\n"));
1624 printf(GT_(" End-to-end encryption assumed.\n"));
1627 if (ctl->server.principal != (char *) NULL)
1628 printf(GT_(" Mail service principal is: %s\n"), ctl->server.principal);
1631 printf(GT_(" SSL encrypted sessions enabled.\n"));
1633 printf(GT_(" SSL protocol: %s.\n"), ctl->sslproto);
1634 if (ctl->sslcertck) {
1635 printf(GT_(" SSL server certificate checking enabled.\n"));
1636 if (ctl->sslcertpath != NULL)
1637 printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
1639 if (ctl->sslcommonname != NULL)
1640 printf(GT_(" SSL server CommonName: %s\n"), ctl->sslcommonname);
1641 if (ctl->sslfingerprint != NULL)
1642 printf(GT_(" SSL key fingerprint (checked against the server key): %s\n"), ctl->sslfingerprint);
1644 if (ctl->server.timeout > 0)
1645 printf(GT_(" Server nonresponse timeout is %d seconds"), ctl->server.timeout);
1646 if (ctl->server.timeout == CLIENT_TIMEOUT)
1647 printf(GT_(" (default).\n"));
1651 if (MAILBOX_PROTOCOL(ctl))
1653 if (!ctl->mailboxes->id)
1654 printf(GT_(" Default mailbox selected.\n"));
1659 printf(GT_(" Selected mailboxes are:"));
1660 for (idp = ctl->mailboxes; idp; idp = idp->next)
1661 printf(" %s", idp->id);
1664 printf(ctl->fetchall
1665 ? GT_(" All messages will be retrieved (--all on).\n")
1666 : GT_(" Only new messages will be retrieved (--all off).\n"));
1668 ? GT_(" Fetched messages will be kept on the server (--keep on).\n")
1669 : GT_(" Fetched messages will not be kept on the server (--keep off).\n"));
1671 ? GT_(" Old messages will be flushed before message retrieval (--flush on).\n")
1672 : GT_(" Old messages will not be flushed before message retrieval (--flush off).\n"));
1673 printf(ctl->limitflush
1674 ? GT_(" Oversized messages will be flushed before message retrieval (--limitflush on).\n")
1675 : GT_(" Oversized messages will not be flushed before message retrieval (--limitflush off).\n"));
1677 ? GT_(" Rewrite of server-local addresses is enabled (--norewrite off).\n")
1678 : GT_(" Rewrite of server-local addresses is disabled (--norewrite on).\n"));
1680 ? GT_(" Carriage-return stripping is enabled (stripcr on).\n")
1681 : GT_(" Carriage-return stripping is disabled (stripcr off).\n"));
1683 ? GT_(" Carriage-return forcing is enabled (forcecr on).\n")
1684 : GT_(" Carriage-return forcing is disabled (forcecr off).\n"));
1685 printf(ctl->pass8bits
1686 ? GT_(" Interpretation of Content-Transfer-Encoding is disabled (pass8bits on).\n")
1687 : GT_(" Interpretation of Content-Transfer-Encoding is enabled (pass8bits off).\n"));
1688 printf(ctl->mimedecode
1689 ? GT_(" MIME decoding is enabled (mimedecode on).\n")
1690 : GT_(" MIME decoding is disabled (mimedecode off).\n"));
1692 ? GT_(" Idle after poll is enabled (idle on).\n")
1693 : GT_(" Idle after poll is disabled (idle off).\n"));
1694 printf(ctl->dropstatus
1695 ? GT_(" Nonempty Status lines will be discarded (dropstatus on)\n")
1696 : GT_(" Nonempty Status lines will be kept (dropstatus off)\n"));
1697 printf(ctl->dropdelivered
1698 ? GT_(" Delivered-To lines will be discarded (dropdelivered on)\n")
1699 : GT_(" Delivered-To lines will be kept (dropdelivered off)\n"));
1700 if (NUM_NONZERO(ctl->limit))
1702 if (NUM_NONZERO(ctl->limit))
1703 printf(GT_(" Message size limit is %d octets (--limit %d).\n"),
1704 ctl->limit, ctl->limit);
1705 else if (outlevel >= O_VERBOSE)
1706 printf(GT_(" No message size limit (--limit 0).\n"));
1707 if (run.poll_interval > 0)
1708 printf(GT_(" Message size warning interval is %d seconds (--warnings %d).\n"),
1709 ctl->warnings, ctl->warnings);
1710 else if (outlevel >= O_VERBOSE)
1711 printf(GT_(" Size warnings on every poll (--warnings 0).\n"));
1713 if (NUM_NONZERO(ctl->fetchlimit))
1714 printf(GT_(" Received-message limit is %d (--fetchlimit %d).\n"),
1715 ctl->fetchlimit, ctl->fetchlimit);
1716 else if (outlevel >= O_VERBOSE)
1717 printf(GT_(" No received-message limit (--fetchlimit 0).\n"));
1718 if (NUM_NONZERO(ctl->fetchsizelimit))
1719 printf(GT_(" Fetch message size limit is %d (--fetchsizelimit %d).\n"),
1720 ctl->fetchsizelimit, ctl->fetchsizelimit);
1721 else if (outlevel >= O_VERBOSE)
1722 printf(GT_(" No fetch message size limit (--fetchsizelimit 0).\n"));
1723 if (NUM_NONZERO(ctl->fastuidl) && MAILBOX_PROTOCOL(ctl))
1725 if (ctl->fastuidl == 1)
1726 printf(GT_(" Do binary search of UIDs during each poll (--fastuidl 1).\n"));
1728 printf(GT_(" Do binary search of UIDs during %d out of %d polls (--fastuidl %d).\n"), ctl->fastuidl - 1, ctl->fastuidl, ctl->fastuidl);
1730 else if (outlevel >= O_VERBOSE)
1731 printf(GT_(" Do linear search of UIDs during each poll (--fastuidl 0).\n"));
1732 if (NUM_NONZERO(ctl->batchlimit))
1733 printf(GT_(" SMTP message batch limit is %d.\n"), ctl->batchlimit);
1734 else if (outlevel >= O_VERBOSE)
1735 printf(GT_(" No SMTP message batch limit (--batchlimit 0).\n"));
1736 if (MAILBOX_PROTOCOL(ctl))
1738 if (NUM_NONZERO(ctl->expunge))
1739 printf(GT_(" Deletion interval between expunges forced to %d (--expunge %d).\n"), ctl->expunge, ctl->expunge);
1740 else if (outlevel >= O_VERBOSE)
1741 printf(GT_(" No forced expunges (--expunge 0).\n"));
1744 else /* ODMR or ETRN */
1748 printf(GT_(" Domains for which mail will be fetched are:"));
1749 for (idp = ctl->domainlist; idp; idp = idp->next)
1751 printf(" %s", idp->id);
1752 if (!idp->val.status.mark)
1753 printf(GT_(" (default)"));
1758 printf(GT_(" Messages will be appended to %s as BSMTP\n"), visbuf(ctl->bsmtp));
1759 else if (ctl->mda && MAILBOX_PROTOCOL(ctl))
1760 printf(GT_(" Messages will be delivered with \"%s\".\n"), visbuf(ctl->mda));
1767 printf(GT_(" Messages will be %cMTP-forwarded to:"),
1769 for (idp = ctl->smtphunt; idp; idp = idp->next)
1771 printf(" %s", idp->id);
1772 if (!idp->val.status.mark)
1773 printf(GT_(" (default)"));
1777 if (ctl->smtpaddress)
1778 printf(GT_(" Host part of MAIL FROM line will be %s\n"),
1781 printf(GT_(" Address to be put in RCPT TO lines shipped to SMTP will be %s\n"),
1784 if (MAILBOX_PROTOCOL(ctl))
1786 if (ctl->antispam != (struct idlist *)NULL)
1790 printf(GT_(" Recognized listener spam block responses are:"));
1791 for (idp = ctl->antispam; idp; idp = idp->next)
1792 printf(" %d", idp->val.status.num);
1795 else if (outlevel >= O_VERBOSE)
1796 printf(GT_(" Spam-blocking disabled\n"));
1798 if (ctl->preconnect)
1799 printf(GT_(" Server connection will be brought up with \"%s\".\n"),
1800 visbuf(ctl->preconnect));
1801 else if (outlevel >= O_VERBOSE)
1802 printf(GT_(" No pre-connection command.\n"));
1803 if (ctl->postconnect)
1804 printf(GT_(" Server connection will be taken down with \"%s\".\n"),
1805 visbuf(ctl->postconnect));
1806 else if (outlevel >= O_VERBOSE)
1807 printf(GT_(" No post-connection command.\n"));
1808 if (MAILBOX_PROTOCOL(ctl)) {
1809 if (!ctl->localnames)
1810 printf(GT_(" No localnames declared for this host.\n"));
1816 for (idp = ctl->localnames; idp; idp = idp->next)
1819 if (count > 1 || ctl->wildcard)
1820 printf(GT_(" Multi-drop mode: "));
1822 printf(GT_(" Single-drop mode: "));
1824 printf(ngettext("%d local name recognized.\n", "%d local names recognized.\n", count), count);
1825 if (outlevel >= O_VERBOSE)
1827 for (idp = ctl->localnames; idp; idp = idp->next)
1829 printf("\t%s -> %s\n", idp->id, idp->val.id2);
1831 printf("\t%s\n", idp->id);
1833 fputs("\t*\n", stdout);
1836 if (count > 1 || ctl->wildcard)
1838 printf(ctl->server.dns
1839 ? GT_(" DNS lookup for multidrop addresses is enabled.\n")
1840 : GT_(" DNS lookup for multidrop addresses is disabled.\n"));
1841 if (ctl->server.dns)
1843 if (ctl->server.checkalias)
1844 printf(GT_(" Server aliases will be compared with multidrop addresses by IP address.\n"));
1846 printf(GT_(" Server aliases will be compared with multidrop addresses by name.\n"));
1848 if (ctl->server.envelope == STRING_DISABLED)
1849 printf(GT_(" Envelope-address routing is disabled\n"));
1852 printf(GT_(" Envelope header is assumed to be: %s\n"),
1853 ctl->server.envelope ? ctl->server.envelope : "Received");
1854 if (ctl->server.envskip || outlevel >= O_VERBOSE)
1855 printf(GT_(" Number of envelope headers to be skipped over: %d\n"),
1856 ctl->server.envskip);
1857 if (ctl->server.qvirtual)
1858 printf(GT_(" Prefix %s will be removed from user id\n"),
1859 ctl->server.qvirtual);
1860 else if (outlevel >= O_VERBOSE)
1861 printf(GT_(" No prefix stripping\n"));
1864 if (ctl->server.akalist)
1868 printf(GT_(" Predeclared mailserver aliases:"));
1869 for (idp = ctl->server.akalist; idp; idp = idp->next)
1870 printf(" %s", idp->id);
1873 if (ctl->server.localdomains)
1877 printf(GT_(" Local domains:"));
1878 for (idp = ctl->server.localdomains; idp; idp = idp->next)
1879 printf(" %s", idp->id);
1886 if (ctl->server.interface)
1887 printf(GT_(" Connection must be through interface %s.\n"), ctl->server.interface);
1888 else if (outlevel >= O_VERBOSE)
1889 printf(GT_(" No interface requirement specified.\n"));
1890 if (ctl->server.monitor)
1891 printf(GT_(" Polling loop will monitor %s.\n"), ctl->server.monitor);
1892 else if (outlevel >= O_VERBOSE)
1893 printf(GT_(" No monitor interface specified.\n"));
1896 if (ctl->server.plugin)
1897 printf(GT_(" Server connections will be made via plugin %s (--plugin %s).\n"), ctl->server.plugin, ctl->server.plugin);
1898 else if (outlevel >= O_VERBOSE)
1899 printf(GT_(" No plugin command specified.\n"));
1900 if (ctl->server.plugout)
1901 printf(GT_(" Listener connections will be made via plugout %s (--plugout %s).\n"), ctl->server.plugout, ctl->server.plugout);
1902 else if (outlevel >= O_VERBOSE)
1903 printf(GT_(" No plugout command specified.\n"));
1905 if (ctl->server.protocol > P_POP2 && MAILBOX_PROTOCOL(ctl))
1908 printf(GT_(" No UIDs saved from this host.\n"));
1914 for (idp = ctl->oldsaved; idp; idp = idp->next)
1917 printf(GT_(" %d UIDs saved.\n"), count);
1918 if (outlevel >= O_VERBOSE)
1919 for (idp = ctl->oldsaved; idp; idp = idp->next)
1920 printf("\t%s\n", idp->id);
1924 if (ctl->server.tracepolls)
1925 printf(GT_(" Poll trace information will be added to the Received header.\n"));
1926 else if (outlevel >= O_VERBOSE)
1927 printf(GT_(" No poll trace information will be added to the Received header.\n.\n"));
1929 if (ctl->properties)
1930 printf(GT_(" Pass-through properties \"%s\".\n"),
1931 visbuf(ctl->properties));
1935 /* fetchmail.c ends here */