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)\
1153 /* one global gets treated specially */
1154 DEFAULT(run.showdots, run.poll_interval==0 || nodetach);
1156 /* merge in wired defaults, do sanity checks and prepare internal fields */
1157 for (ctl = querylist; ctl; ctl = ctl->next)
1159 ctl->wedged = FALSE;
1161 /* merge in defaults */
1162 optmerge(ctl, &def_opts, FALSE);
1164 /* force command-line options */
1165 optmerge(ctl, &cmd_opts, TRUE);
1168 * queryname has to be set up for inactive servers too.
1169 * Otherwise the UIDL code core-dumps on startup.
1171 if (ctl->server.via)
1172 ctl->server.queryname = xstrdup(ctl->server.via);
1174 ctl->server.queryname = xstrdup(ctl->server.pollname);
1177 * We no longer do DNS lookups at startup.
1178 * This is a kluge. It enables users to edit their
1179 * configurations when DNS isn't available.
1181 ctl->server.truename = xstrdup(ctl->server.queryname);
1183 if (configdump || ctl->active )
1185 DEFAULT(ctl->keep, FALSE);
1186 DEFAULT(ctl->fetchall, FALSE);
1187 DEFAULT(ctl->flush, FALSE);
1188 DEFAULT(ctl->limitflush, FALSE);
1189 DEFAULT(ctl->rewrite, TRUE);
1190 DEFAULT(ctl->stripcr, (ctl->mda != (char *)NULL));
1191 DEFAULT(ctl->forcecr, FALSE);
1192 DEFAULT(ctl->pass8bits, FALSE);
1193 DEFAULT(ctl->dropstatus, FALSE);
1194 DEFAULT(ctl->dropdelivered, FALSE);
1195 DEFAULT(ctl->mimedecode, FALSE);
1196 DEFAULT(ctl->idle, FALSE);
1197 DEFAULT(ctl->server.dns, TRUE);
1198 DEFAULT(ctl->server.uidl, FALSE);
1199 DEFAULT(ctl->use_ssl, FALSE);
1200 DEFAULT(ctl->sslcertck, FALSE);
1201 DEFAULT(ctl->server.checkalias, FALSE);
1204 * XXX FIXME: do we need this check or can we rely on the .y
1205 * parser handling this?
1209 report(stderr, GT_("SSL support is not compiled in.\n"));
1212 #endif /* SSL_ENABLE */
1215 if (ctl->server.authenticate == A_KERBEROS_V4) {
1216 report(stderr, GT_("KERBEROS v4 support is configured, but not compiled in.\n"));
1221 if (ctl->server.authenticate == A_KERBEROS_V5) {
1222 report(stderr, GT_("KERBEROS v5 support is configured, but not compiled in.\n"));
1227 if (ctl->server.authenticate == A_GSSAPI) {
1228 report(stderr, GT_("GSSAPI support is configured, but not compiled in.\n"));
1234 * Make sure we have a nonempty host list to forward to.
1237 save_str(&ctl->smtphunt, "localhost", FALSE);
1240 * Make sure we have a nonempty list of domains to fetch from.
1242 if ((ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR) && !ctl->domainlist)
1243 save_str(&ctl->domainlist, fetchmailhost, FALSE);
1245 /* if `user' doesn't name a real local user, try to run as root */
1246 if ((pw = getpwnam(user)) == (struct passwd *)NULL)
1249 ctl->uid = pw->pw_uid; /* for local delivery via MDA */
1250 if (!ctl->localnames) /* for local delivery via SMTP */
1251 save_str_pair(&ctl->localnames, user, NULL);
1253 #ifndef HAVE_RES_SEARCH
1254 /* can't handle multidrop mailboxes unless we can do DNS lookups */
1255 if (MULTIDROP(ctl) && ctl->server.dns)
1257 ctl->server.dns = FALSE;
1258 report(stderr, GT_("fetchmail: warning: no DNS available to check multidrop fetches from %s\n"), ctl->server.pollname);
1260 #endif /* !HAVE_RES_SEARCH */
1263 * can't handle multidrop mailboxes without "envelope"
1264 * option, this causes truckloads full of support complaints
1265 * "all mail forwarded to postmaster"
1267 if (MULTIDROP(ctl) && !ctl->server.envelope)
1269 report(stderr, GT_("warning: multidrop for %s requires envelope option!\n"), ctl->server.pollname);
1270 report(stderr, GT_("warning: Do not ask for support if all mail goes to postmaster!\n"));
1273 /* if no folders were specified, set up the null one as default */
1274 if (!ctl->mailboxes)
1275 save_str(&ctl->mailboxes, (char *)NULL, 0);
1277 /* maybe user overrode timeout on command line? */
1278 if (ctl->server.timeout == -1)
1279 ctl->server.timeout = CLIENT_TIMEOUT;
1282 if (ctl->server.service) {
1283 int port = servport(ctl->server.service);
1286 (void) fprintf(stderr,
1287 GT_("fetchmail: %s configuration invalid, specify positive port number for service or port\n"),
1288 ctl->server.pollname);
1291 if (ctl->server.protocol == P_RPOP && port >= 1024)
1293 (void) fprintf(stderr,
1294 GT_("fetchmail: %s configuration invalid, RPOP requires a privileged port\n"),
1295 ctl->server.pollname);
1299 if (ctl->listener == LMTP_MODE)
1303 for (idp = ctl->smtphunt; idp; idp = idp->next)
1307 if (!(cp = strrchr(idp->id, '/'))
1308 || (0 == strcmp(cp + 1, SMTP_PORT))
1309 || servport(cp + 1) == SMTP_PORT_NUM)
1311 (void) fprintf(stderr,
1312 GT_("%s configuration invalid, LMTP can't use default SMTP port\n"),
1313 ctl->server.pollname);
1320 * "I beg to you, have mercy on the we[a]k minds like myself."
1321 * wrote Pehr Anderson. Your petition is granted.
1323 if (ctl->fetchall && ctl->keep && (run.poll_interval || ctl->idle) && !nodetach && !configdump)
1325 (void) fprintf(stderr,
1326 GT_("Both fetchall and keep on in daemon or idle mode is a mistake!\n"));
1332 * If the user didn't set a last-resort user to get misaddressed
1333 * multidrop mail, set an appropriate default here.
1335 if (!run.postmaster)
1337 if (getuid() != ROOT_UID) /* ordinary user */
1338 run.postmaster = user;
1340 run.postmaster = "postmaster";
1343 return(implicitmode);
1346 static RETSIGTYPE terminate_poll(int sig)
1347 /* to be executed at the end of a poll cycle */
1351 report(stdout, GT_("terminated with signal %d\n"), sig);
1355 * Update UID information at end of each poll, rather than at end
1356 * of run, because that way we don't lose all UIDL information since
1357 * the beginning of time if fetchmail crashes.
1360 write_saved_lists(querylist, run.idfile);
1361 #endif /* POP3_ENABLE */
1364 static RETSIGTYPE terminate_run(int sig)
1365 /* to be executed on normal or signal-induced termination */
1369 terminate_poll(sig);
1372 * Craig Metz, the RFC1938 one-time-password guy, points out:
1373 * "Remember that most kernels don't zero pages before handing them to the
1374 * next process and many kernels share pages between user and kernel space.
1375 * You'd be very surprised what you can find from a short program to do a
1376 * malloc() and then dump the contents of the pages you got. By zeroing
1377 * the secrets at end of run (earlier if you can), you make sure the next
1378 * guy can't get the password/pass phrase."
1380 * Right you are, Craig!
1382 for (ctl = querylist; ctl; ctl = ctl->next)
1384 memset(ctl->password, '\0', strlen(ctl->password));
1386 #if !defined(HAVE_ATEXIT)
1390 if (activecount == 0)
1393 exit(successes ? PS_SUCCESS : querystatus);
1397 * Sequence of protocols to try when autoprobing, most capable to least.
1399 static const int autoprobe[] =
1403 #endif /* IMAP_ENABLE */
1406 #endif /* POP3_ENABLE */
1409 #endif /* POP2_ENABLE */
1412 static int query_host(struct query *ctl)
1413 /* perform fetch transaction with single host */
1419 * If we're syslogging the progress messages are automatically timestamped.
1420 * Force timestamping if we're going to a logfile.
1422 if (outlevel >= O_VERBOSE)
1424 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll started\n"),
1426 ctl->server.pollname,
1427 showproto(ctl->server.protocol),
1431 switch (ctl->server.protocol) {
1433 for (i = 0; i < sizeof(autoprobe)/sizeof(autoprobe[0]); i++)
1435 ctl->server.protocol = autoprobe[i];
1437 st = query_host(ctl);
1440 if (st == PS_SUCCESS || st == PS_NOMAIL || st == PS_AUTHFAIL || st == PS_LOCKBUSY || st == PS_SMTP || st == PS_MAXFETCH || st == PS_DNS)
1443 ctl->server.protocol = P_AUTO;
1449 report(stderr, GT_("POP2 support is not configured.\n"));
1451 #endif /* POP2_ENABLE */
1459 } while (st == PS_REPOLL);
1461 report(stderr, GT_("POP3 support is not configured.\n"));
1463 #endif /* POP3_ENABLE */
1469 } while (st == PS_REPOLL);
1471 report(stderr, GT_("IMAP support is not configured.\n"));
1473 #endif /* IMAP_ENABLE */
1477 report(stderr, GT_("ETRN support is not configured.\n"));
1482 #endif /* ETRN_ENABLE */
1485 report(stderr, GT_("ODMR support is not configured.\n"));
1489 #endif /* ODMR_ENABLE */
1492 report(stderr, GT_("unsupported protocol selected.\n"));
1497 * If we're syslogging the progress messages are automatically timestamped.
1498 * Force timestamping if we're going to a logfile.
1500 if (outlevel >= O_VERBOSE)
1502 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll completed\n"),
1504 ctl->server.pollname,
1505 showproto(ctl->server.protocol),
1512 static void dump_params (struct runctl *runp,
1513 struct query *querylist, flag implicit)
1514 /* display query parameters in English */
1518 if (runp->poll_interval)
1519 printf(GT_("Poll interval is %d seconds\n"), runp->poll_interval);
1521 printf(GT_("Logfile is %s\n"), runp->logfile);
1522 if (strcmp(runp->idfile, IDFILE_NAME))
1523 printf(GT_("Idfile is %s\n"), runp->idfile);
1524 #if defined(HAVE_SYSLOG)
1525 if (runp->use_syslog)
1526 printf(GT_("Progress messages will be logged via syslog\n"));
1528 if (runp->invisible)
1529 printf(GT_("Fetchmail will masquerade and will not generate Received\n"));
1531 printf(GT_("Fetchmail will show progress dots even in logfiles.\n"));
1532 if (runp->postmaster)
1533 printf(GT_("Fetchmail will forward misaddressed multidrop messages to %s.\n"),
1536 if (!runp->bouncemail)
1537 printf(GT_("Fetchmail will direct error mail to the postmaster.\n"));
1538 else if (outlevel >= O_VERBOSE)
1539 printf(GT_("Fetchmail will direct error mail to the sender.\n"));
1541 for (ctl = querylist; ctl; ctl = ctl->next)
1543 if (!ctl->active || (implicit && ctl->server.skip))
1546 printf(GT_("Options for retrieving from %s@%s:\n"),
1547 ctl->remotename, visbuf(ctl->server.pollname));
1549 if (ctl->server.via && MAILBOX_PROTOCOL(ctl))
1550 printf(GT_(" Mail will be retrieved via %s\n"), ctl->server.via);
1552 if (ctl->server.interval)
1553 printf(ngettext(" Poll of this server will occur every %d interval.\n",
1554 " Poll of this server will occur every %d intervals.\n",
1555 ctl->server.interval), ctl->server.interval);
1556 if (ctl->server.truename)
1557 printf(GT_(" True name of server is %s.\n"), ctl->server.truename);
1558 if (ctl->server.skip || outlevel >= O_VERBOSE)
1559 printf(ctl->server.skip
1560 ? GT_(" This host will not be queried when no host is specified.\n")
1561 : GT_(" This host will be queried when no host is specified.\n"));
1562 if (!NO_PASSWORD(ctl))
1565 printf(GT_(" Password will be prompted for.\n"));
1566 else if (outlevel >= O_VERBOSE)
1568 if (ctl->server.protocol == P_APOP)
1569 printf(GT_(" APOP secret = \"%s\".\n"),
1570 visbuf(ctl->password));
1571 else if (ctl->server.protocol == P_RPOP)
1572 printf(GT_(" RPOP id = \"%s\".\n"),
1573 visbuf(ctl->password));
1575 printf(GT_(" Password = \"%s\".\n"),
1576 visbuf(ctl->password));
1580 if (ctl->server.protocol == P_POP3
1581 && ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT)
1582 && (ctl->server.authenticate == A_KERBEROS_V4 ||
1583 ctl->server.authenticate == A_KERBEROS_V5))
1584 printf(GT_(" Protocol is KPOP with Kerberos %s authentication"),
1585 ctl->server.authenticate == A_KERBEROS_V5 ? "V" : "IV");
1587 printf(GT_(" Protocol is %s"), showproto(ctl->server.protocol));
1588 if (ctl->server.service)
1589 printf(GT_(" (using service %s)"), ctl->server.service);
1590 else if (outlevel >= O_VERBOSE)
1591 printf(GT_(" (using default port)"));
1592 if (ctl->server.uidl && MAILBOX_PROTOCOL(ctl))
1593 printf(GT_(" (forcing UIDL use)"));
1596 switch (ctl->server.authenticate)
1599 printf(GT_(" All available authentication methods will be tried.\n"));
1602 printf(GT_(" Password authentication will be forced.\n"));
1605 printf(GT_(" MSN authentication will be forced.\n"));
1608 printf(GT_(" NTLM authentication will be forced.\n"));
1611 printf(GT_(" OTP authentication will be forced.\n"));
1614 printf(GT_(" CRAM-Md5 authentication will be forced.\n"));
1617 printf(GT_(" GSSAPI authentication will be forced.\n"));
1620 printf(GT_(" Kerberos V4 authentication will be forced.\n"));
1623 printf(GT_(" Kerberos V5 authentication will be forced.\n"));
1626 printf(GT_(" End-to-end encryption assumed.\n"));
1629 if (ctl->server.principal != (char *) NULL)
1630 printf(GT_(" Mail service principal is: %s\n"), ctl->server.principal);
1633 printf(GT_(" SSL encrypted sessions enabled.\n"));
1635 printf(GT_(" SSL protocol: %s.\n"), ctl->sslproto);
1636 if (ctl->sslcertck) {
1637 printf(GT_(" SSL server certificate checking enabled.\n"));
1638 if (ctl->sslcertpath != NULL)
1639 printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
1641 if (ctl->sslcommonname != NULL)
1642 printf(GT_(" SSL server CommonName: %s\n"), ctl->sslcommonname);
1643 if (ctl->sslfingerprint != NULL)
1644 printf(GT_(" SSL key fingerprint (checked against the server key): %s\n"), ctl->sslfingerprint);
1646 if (ctl->server.timeout > 0)
1647 printf(GT_(" Server nonresponse timeout is %d seconds"), ctl->server.timeout);
1648 if (ctl->server.timeout == CLIENT_TIMEOUT)
1649 printf(GT_(" (default).\n"));
1653 if (MAILBOX_PROTOCOL(ctl))
1655 if (!ctl->mailboxes->id)
1656 printf(GT_(" Default mailbox selected.\n"));
1661 printf(GT_(" Selected mailboxes are:"));
1662 for (idp = ctl->mailboxes; idp; idp = idp->next)
1663 printf(" %s", idp->id);
1666 printf(ctl->fetchall
1667 ? GT_(" All messages will be retrieved (--all on).\n")
1668 : GT_(" Only new messages will be retrieved (--all off).\n"));
1670 ? GT_(" Fetched messages will be kept on the server (--keep on).\n")
1671 : GT_(" Fetched messages will not be kept on the server (--keep off).\n"));
1673 ? GT_(" Old messages will be flushed before message retrieval (--flush on).\n")
1674 : GT_(" Old messages will not be flushed before message retrieval (--flush off).\n"));
1675 printf(ctl->limitflush
1676 ? GT_(" Oversized messages will be flushed before message retrieval (--limitflush on).\n")
1677 : GT_(" Oversized messages will not be flushed before message retrieval (--limitflush off).\n"));
1679 ? GT_(" Rewrite of server-local addresses is enabled (--norewrite off).\n")
1680 : GT_(" Rewrite of server-local addresses is disabled (--norewrite on).\n"));
1682 ? GT_(" Carriage-return stripping is enabled (stripcr on).\n")
1683 : GT_(" Carriage-return stripping is disabled (stripcr off).\n"));
1685 ? GT_(" Carriage-return forcing is enabled (forcecr on).\n")
1686 : GT_(" Carriage-return forcing is disabled (forcecr off).\n"));
1687 printf(ctl->pass8bits
1688 ? GT_(" Interpretation of Content-Transfer-Encoding is disabled (pass8bits on).\n")
1689 : GT_(" Interpretation of Content-Transfer-Encoding is enabled (pass8bits off).\n"));
1690 printf(ctl->mimedecode
1691 ? GT_(" MIME decoding is enabled (mimedecode on).\n")
1692 : GT_(" MIME decoding is disabled (mimedecode off).\n"));
1694 ? GT_(" Idle after poll is enabled (idle on).\n")
1695 : GT_(" Idle after poll is disabled (idle off).\n"));
1696 printf(ctl->dropstatus
1697 ? GT_(" Nonempty Status lines will be discarded (dropstatus on)\n")
1698 : GT_(" Nonempty Status lines will be kept (dropstatus off)\n"));
1699 printf(ctl->dropdelivered
1700 ? GT_(" Delivered-To lines will be discarded (dropdelivered on)\n")
1701 : GT_(" Delivered-To lines will be kept (dropdelivered off)\n"));
1702 if (NUM_NONZERO(ctl->limit))
1704 if (NUM_NONZERO(ctl->limit))
1705 printf(GT_(" Message size limit is %d octets (--limit %d).\n"),
1706 ctl->limit, ctl->limit);
1707 else if (outlevel >= O_VERBOSE)
1708 printf(GT_(" No message size limit (--limit 0).\n"));
1709 if (run.poll_interval > 0)
1710 printf(GT_(" Message size warning interval is %d seconds (--warnings %d).\n"),
1711 ctl->warnings, ctl->warnings);
1712 else if (outlevel >= O_VERBOSE)
1713 printf(GT_(" Size warnings on every poll (--warnings 0).\n"));
1715 if (NUM_NONZERO(ctl->fetchlimit))
1716 printf(GT_(" Received-message limit is %d (--fetchlimit %d).\n"),
1717 ctl->fetchlimit, ctl->fetchlimit);
1718 else if (outlevel >= O_VERBOSE)
1719 printf(GT_(" No received-message limit (--fetchlimit 0).\n"));
1720 if (NUM_NONZERO(ctl->fetchsizelimit))
1721 printf(GT_(" Fetch message size limit is %d (--fetchsizelimit %d).\n"),
1722 ctl->fetchsizelimit, ctl->fetchsizelimit);
1723 else if (outlevel >= O_VERBOSE)
1724 printf(GT_(" No fetch message size limit (--fetchsizelimit 0).\n"));
1725 if (NUM_NONZERO(ctl->fastuidl) && MAILBOX_PROTOCOL(ctl))
1727 if (ctl->fastuidl == 1)
1728 printf(GT_(" Do binary search of UIDs during each poll (--fastuidl 1).\n"));
1730 printf(GT_(" Do binary search of UIDs during %d out of %d polls (--fastuidl %d).\n"), ctl->fastuidl - 1, ctl->fastuidl, ctl->fastuidl);
1732 else if (outlevel >= O_VERBOSE)
1733 printf(GT_(" Do linear search of UIDs during each poll (--fastuidl 0).\n"));
1734 if (NUM_NONZERO(ctl->batchlimit))
1735 printf(GT_(" SMTP message batch limit is %d.\n"), ctl->batchlimit);
1736 else if (outlevel >= O_VERBOSE)
1737 printf(GT_(" No SMTP message batch limit (--batchlimit 0).\n"));
1738 if (MAILBOX_PROTOCOL(ctl))
1740 if (NUM_NONZERO(ctl->expunge))
1741 printf(GT_(" Deletion interval between expunges forced to %d (--expunge %d).\n"), ctl->expunge, ctl->expunge);
1742 else if (outlevel >= O_VERBOSE)
1743 printf(GT_(" No forced expunges (--expunge 0).\n"));
1746 else /* ODMR or ETRN */
1750 printf(GT_(" Domains for which mail will be fetched are:"));
1751 for (idp = ctl->domainlist; idp; idp = idp->next)
1753 printf(" %s", idp->id);
1754 if (!idp->val.status.mark)
1755 printf(GT_(" (default)"));
1760 printf(GT_(" Messages will be appended to %s as BSMTP\n"), visbuf(ctl->bsmtp));
1761 else if (ctl->mda && MAILBOX_PROTOCOL(ctl))
1762 printf(GT_(" Messages will be delivered with \"%s\".\n"), visbuf(ctl->mda));
1769 printf(GT_(" Messages will be %cMTP-forwarded to:"),
1771 for (idp = ctl->smtphunt; idp; idp = idp->next)
1773 printf(" %s", idp->id);
1774 if (!idp->val.status.mark)
1775 printf(GT_(" (default)"));
1779 if (ctl->smtpaddress)
1780 printf(GT_(" Host part of MAIL FROM line will be %s\n"),
1783 printf(GT_(" Address to be put in RCPT TO lines shipped to SMTP will be %s\n"),
1786 if (MAILBOX_PROTOCOL(ctl))
1788 if (ctl->antispam != (struct idlist *)NULL)
1792 printf(GT_(" Recognized listener spam block responses are:"));
1793 for (idp = ctl->antispam; idp; idp = idp->next)
1794 printf(" %d", idp->val.status.num);
1797 else if (outlevel >= O_VERBOSE)
1798 printf(GT_(" Spam-blocking disabled\n"));
1800 if (ctl->preconnect)
1801 printf(GT_(" Server connection will be brought up with \"%s\".\n"),
1802 visbuf(ctl->preconnect));
1803 else if (outlevel >= O_VERBOSE)
1804 printf(GT_(" No pre-connection command.\n"));
1805 if (ctl->postconnect)
1806 printf(GT_(" Server connection will be taken down with \"%s\".\n"),
1807 visbuf(ctl->postconnect));
1808 else if (outlevel >= O_VERBOSE)
1809 printf(GT_(" No post-connection command.\n"));
1810 if (MAILBOX_PROTOCOL(ctl)) {
1811 if (!ctl->localnames)
1812 printf(GT_(" No localnames declared for this host.\n"));
1818 for (idp = ctl->localnames; idp; idp = idp->next)
1821 if (count > 1 || ctl->wildcard)
1822 printf(GT_(" Multi-drop mode: "));
1824 printf(GT_(" Single-drop mode: "));
1826 printf(ngettext("%d local name recognized.\n", "%d local names recognized.\n", count), count);
1827 if (outlevel >= O_VERBOSE)
1829 for (idp = ctl->localnames; idp; idp = idp->next)
1831 printf("\t%s -> %s\n", idp->id, idp->val.id2);
1833 printf("\t%s\n", idp->id);
1835 fputs("\t*\n", stdout);
1838 if (count > 1 || ctl->wildcard)
1840 printf(ctl->server.dns
1841 ? GT_(" DNS lookup for multidrop addresses is enabled.\n")
1842 : GT_(" DNS lookup for multidrop addresses is disabled.\n"));
1843 if (ctl->server.dns)
1845 if (ctl->server.checkalias)
1846 printf(GT_(" Server aliases will be compared with multidrop addresses by IP address.\n"));
1848 printf(GT_(" Server aliases will be compared with multidrop addresses by name.\n"));
1850 if (ctl->server.envelope == STRING_DISABLED)
1851 printf(GT_(" Envelope-address routing is disabled\n"));
1854 printf(GT_(" Envelope header is assumed to be: %s\n"),
1855 ctl->server.envelope ? ctl->server.envelope : "Received");
1856 if (ctl->server.envskip || outlevel >= O_VERBOSE)
1857 printf(GT_(" Number of envelope headers to be skipped over: %d\n"),
1858 ctl->server.envskip);
1859 if (ctl->server.qvirtual)
1860 printf(GT_(" Prefix %s will be removed from user id\n"),
1861 ctl->server.qvirtual);
1862 else if (outlevel >= O_VERBOSE)
1863 printf(GT_(" No prefix stripping\n"));
1866 if (ctl->server.akalist)
1870 printf(GT_(" Predeclared mailserver aliases:"));
1871 for (idp = ctl->server.akalist; idp; idp = idp->next)
1872 printf(" %s", idp->id);
1875 if (ctl->server.localdomains)
1879 printf(GT_(" Local domains:"));
1880 for (idp = ctl->server.localdomains; idp; idp = idp->next)
1881 printf(" %s", idp->id);
1888 if (ctl->server.interface)
1889 printf(GT_(" Connection must be through interface %s.\n"), ctl->server.interface);
1890 else if (outlevel >= O_VERBOSE)
1891 printf(GT_(" No interface requirement specified.\n"));
1892 if (ctl->server.monitor)
1893 printf(GT_(" Polling loop will monitor %s.\n"), ctl->server.monitor);
1894 else if (outlevel >= O_VERBOSE)
1895 printf(GT_(" No monitor interface specified.\n"));
1898 if (ctl->server.plugin)
1899 printf(GT_(" Server connections will be made via plugin %s (--plugin %s).\n"), ctl->server.plugin, ctl->server.plugin);
1900 else if (outlevel >= O_VERBOSE)
1901 printf(GT_(" No plugin command specified.\n"));
1902 if (ctl->server.plugout)
1903 printf(GT_(" Listener connections will be made via plugout %s (--plugout %s).\n"), ctl->server.plugout, ctl->server.plugout);
1904 else if (outlevel >= O_VERBOSE)
1905 printf(GT_(" No plugout command specified.\n"));
1907 if (ctl->server.protocol > P_POP2 && MAILBOX_PROTOCOL(ctl))
1910 printf(GT_(" No UIDs saved from this host.\n"));
1916 for (idp = ctl->oldsaved; idp; idp = idp->next)
1919 printf(GT_(" %d UIDs saved.\n"), count);
1920 if (outlevel >= O_VERBOSE)
1921 for (idp = ctl->oldsaved; idp; idp = idp->next)
1922 printf("\t%s\n", idp->id);
1926 if (ctl->server.tracepolls)
1927 printf(GT_(" Poll trace information will be added to the Received header.\n"));
1928 else if (outlevel >= O_VERBOSE)
1929 printf(GT_(" No poll trace information will be added to the Received header.\n.\n"));
1931 if (ctl->properties)
1932 printf(GT_(" Pass-through properties \"%s\".\n"),
1933 visbuf(ctl->properties));
1937 /* fetchmail.c ends here */