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>
28 #include <sys/time.h> /* needed for Sun 4.1.2 */
30 #include <sys/resource.h>
31 #endif /* HAVE_SETRLIMIT */
32 #include <sys/utsname.h>
35 #include "fetchmail.h"
43 #define ENETUNREACH 128 /* Interactive doesn't know this */
44 #endif /* ENETUNREACH */
46 /* prototypes for internal functions */
47 static int load_params(int, char **, int);
48 static void dump_params (struct runctl *runp, struct query *, flag implicit);
49 static int query_host(struct query *);
51 /* controls the detail level of status/progress messages written to stderr */
52 int outlevel; /* see the O_.* constants above */
54 /* miscellaneous global controls */
55 struct runctl run; /* global controls for this run */
56 flag nodetach; /* if TRUE, don't detach daemon process */
57 flag quitmode; /* if --quit was set */
58 flag check_only; /* if --probe was set */
59 flag versioninfo; /* emit only version info */
60 char *user; /* the name of the invoking user */
61 char *home; /* invoking user's home directory */
62 char *fmhome; /* fetchmail's home directory */
63 char *program_name; /* the name to prefix error messages with */
64 flag configdump; /* dump control blocks for configurator */
65 char *fetchmailhost; /* either `localhost' or the host's FQDN */
70 #endif /* NET_SECURITY */
72 static int querystatus; /* status of query */
73 static int successes; /* count number of successful polls */
74 static int activecount; /* count number of active entries */
75 static struct runctl cmd_run; /* global options set from command line */
76 static time_t parsetime; /* time of last parse */
78 static void terminate_run(int);
79 static void terminate_poll(int);
81 #if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
82 /* drop SGID kmem privileage until we need it */
83 static void dropprivs(void)
93 if (gr && !strcmp(gr->gr_name, "kmem"))
95 extern void interface_set_gids(gid_t egid, gid_t rgid);
96 interface_set_gids(egid, rgid);
102 #if defined(HAVE_SETLOCALE) && defined(ENABLE_NLS) && defined(HAVE_STRFTIME)
105 static char *timestamp (void)
111 setlocale (LC_TIME, "");
112 strftime (buf, sizeof (buf), "%c", localtime(&now));
113 setlocale (LC_TIME, "C");
117 #define timestamp rfc822timestamp
120 int main(int argc, char **argv)
123 int parsestatus, implicitmode = FALSE;
125 netrc_entry *netrc_list;
126 char *netrc_file, *tmpbuf;
130 #if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
134 envquery(argc, argv);
136 setlocale (LC_ALL, "");
137 bindtextdomain(PACKAGE, LOCALEDIR);
142 * Note: because we can't initialize reporting before we know whether
143 * syslog is supposed to be on, this message will go to stdout and
144 * be lost when running in background.
146 if (outlevel >= O_VERBOSE)
150 report(stdout, GT_("fetchmail: invoked with"));
151 for (i = 0; i < argc; i++)
152 report(stdout, " %s", argv[i]);
153 report(stdout, "\n");
156 #define IDFILE_NAME ".fetchids"
157 run.idfile = (char *) xmalloc(strlen(fmhome)+sizeof(IDFILE_NAME)+2);
158 strcpy(run.idfile, fmhome);
159 strcat(run.idfile, "/");
160 strcat(run.idfile, IDFILE_NAME);
165 * We used to arrange for the lock to be removed on exit close
166 * to where the lock was asserted. Now we need to do it here, because
167 * we might have re-executed in background with an existing lock
168 * as the result of a changed rcfile (see the code near the execvp(3)
169 * call near the beginning of the polling loop for details). We want
170 * to be sure the lock gets nuked on any error exit, basically.
174 if ((parsestatus = parsecmdline(argc,argv, &cmd_run, &cmd_opts)) < 0)
179 printf(GT_("This is fetchmail release %s"), VERSION);
182 #endif /* POP2_ENABLE */
185 #endif /* POP3_ENABLE */
188 #endif /* IMAP_ENABLE */
194 #endif /* RPA_ENABLE */
197 #endif /* NTLM_ENABLE */
200 #endif /* SDPS_ENABLE */
203 #endif /* ETRN_ENABLE */
206 #endif /* ODMR_ENABLE */
212 #endif /* OPIE_ENABLE */
215 #endif /* INET6_ENABLE */
218 #endif /* NET_SECURITY */
221 #endif /* HAVE_SOCKS */
224 #endif /* ENABLE_NLS */
228 /* this is an attempt to help remote debugging */
232 /* avoid parsing the config file if all we're doing is killing a daemon */
233 if (!(quitmode && argc == 2))
234 implicitmode = load_params(argc, argv, optind);
236 #if defined(HAVE_SYSLOG)
237 /* logging should be set up early in case we were restarted from exec */
240 #if defined(LOG_MAIL)
241 openlog(program_name, LOG_PID, LOG_MAIL);
243 /* Assume BSD4.2 openlog with two arguments */
244 openlog(program_name, LOG_PID);
250 report_init((run.poll_interval == 0 || nodetach) && !run.logfile);
252 /* construct the lockfile */
255 #ifdef HAVE_SETRLIMIT
257 * Before getting passwords, disable core dumps unless -v -d0 mode is on.
258 * Core dumps could otherwise contain passwords to be scavenged by a
261 if (outlevel < O_VERBOSE || run.poll_interval > 0)
263 struct rlimit corelimit;
264 corelimit.rlim_cur = 0;
265 corelimit.rlim_max = 0;
266 setrlimit(RLIMIT_CORE, &corelimit);
268 #endif /* HAVE_SETRLIMIT */
270 #define NETRC_FILE ".netrc"
271 /* parse the ~/.netrc file (if present) for future password lookups. */
272 xalloca(netrc_file, char *, strlen(home) + sizeof(NETRC_FILE) + 2);
273 strcpy (netrc_file, home);
274 strcat (netrc_file, "/");
275 strcat (netrc_file, NETRC_FILE);
276 netrc_list = parse_netrc(netrc_file);
279 /* pick up passwords where we can */
280 for (ctl = querylist; ctl; ctl = ctl->next)
282 if (ctl->active && !(implicitmode && ctl->server.skip)&&!ctl->password)
284 if (NO_PASSWORD(ctl))
285 /* Server won't care what the password is, but there
286 must be some non-null string here. */
287 ctl->password = ctl->remotename;
292 /* look up the pollname and account in the .netrc file. */
293 p = search_netrc(netrc_list,
294 ctl->server.pollname, ctl->remotename);
295 /* if we find a matching entry with a password, use it */
296 if (p && p->password)
297 ctl->password = xstrdup(p->password);
299 /* otherwise try with "via" name if there is one */
300 else if (ctl->server.via)
302 p = search_netrc(netrc_list,
303 ctl->server.via, ctl->remotename);
304 if (p && p->password)
305 ctl->password = xstrdup(p->password);
311 /* perhaps we just want to check options? */
314 int havercfile = access(rcfile, 0);
316 printf(GT_("Taking options from command line%s%s\n"),
317 havercfile ? "" : GT_(" and "),
318 havercfile ? "" : rcfile);
320 if (querylist == NULL)
322 GT_("No mailservers set up -- perhaps %s is missing?\n"),
325 dump_params(&run, querylist, implicitmode);
329 /* dump options as a Python dictionary, for configurator use */
332 dump_config(&run, querylist);
336 /* check for another fetchmail running concurrently */
339 pid = bkgd ? -pid : pid;
341 /* if no mail servers listed and nothing in background, we're done */
342 if (!(quitmode && argc == 2) && pid == 0 && querylist == NULL) {
343 (void)fputs(GT_("fetchmail: no mailservers have been specified.\n"),stderr);
347 /* perhaps user asked us to kill the other fetchmail */
352 fprintf(stderr,GT_("fetchmail: no other fetchmail is running\n"));
356 else if (kill(pid, SIGTERM) < 0)
358 fprintf(stderr,GT_("fetchmail: error killing %s fetchmail at %d; bailing out.\n"),
359 bkgd ? GT_("background") : GT_("foreground"), pid);
364 fprintf(stderr,GT_("fetchmail: %s fetchmail at %d killed.\n"),
365 bkgd ? GT_("background") : GT_("foreground"), pid);
374 /* another fetchmail is running -- wake it up or die */
380 GT_("fetchmail: can't check mail while another fetchmail to same host is running.\n"));
383 else if (!implicitmode)
386 GT_("fetchmail: can't poll specified hosts with another fetchmail running at %d.\n"),
393 GT_("fetchmail: another foreground fetchmail is running at %d.\n"),
399 /* this test enables re-execing on a changed rcfile */
405 GT_("fetchmail: can't accept options while a background fetchmail is running.\n"));
409 else if (kill(pid, SIGUSR1) == 0)
412 GT_("fetchmail: background fetchmail at %d awakened.\n"),
419 * Should never happen -- possible only if a background fetchmail
420 * croaks after the first kill probe above but before the
421 * SIGUSR1/SIGHUP transmission.
424 GT_("fetchmail: elder sibling at %d died mysteriously.\n"),
426 return(PS_UNDEFINED);
430 /* pick up interactively any passwords we need but don't have */
431 for (ctl = querylist; ctl; ctl = ctl->next)
433 if (ctl->active && !(implicitmode && ctl->server.skip)
434 && !NO_PASSWORD(ctl) && !ctl->password)
439 GT_("fetchmail: can't find a password for %s@%s.\n"),
440 ctl->remotename, ctl->server.pollname);
445 char* password_prompt = GT_("Enter password for %s@%s: ");
447 xalloca(tmpbuf, char *, strlen(password_prompt) +
448 strlen(ctl->remotename) +
449 strlen(ctl->server.pollname) + 1);
450 (void) sprintf(tmpbuf, password_prompt,
451 ctl->remotename, ctl->server.pollname);
452 ctl->password = xstrdup((char *)fm_getpassword(tmpbuf));
458 * Time to initiate the SOCKS library (this is not mandatory: it just
459 * registers the correct application name for logging purpose. If you
460 * have some problem, comment out these lines).
463 SOCKSinit("fetchmail");
464 #endif /* HAVE_SOCKS */
466 /* avoid zombies from plugins */
470 * Maybe time to go to demon mode...
472 if (run.poll_interval)
475 daemonize(run.logfile, terminate_run);
476 report(stdout, GT_("starting fetchmail %s daemon \n"), VERSION);
479 * We'll set up a handler for these when we're sleeping,
480 * but ignore them otherwise so as not to interrupt a poll.
482 signal(SIGUSR1, SIG_IGN);
483 if (run.poll_interval && !getuid())
484 signal(SIGHUP, SIG_IGN);
488 if (run.logfile && access(run.logfile, F_OK) == 0)
490 if (!freopen(run.logfile, "a", stdout))
491 report(stderr, GT_("could not open %s to append logs to \n"), run.logfile);
492 if (!freopen(run.logfile, "a", stderr))
493 report(stdout, GT_("could not open %s to append logs to \n"), run.logfile);
501 /* beyond here we don't want more than one fetchmail running per user */
503 signal(SIGABRT, terminate_run);
504 signal(SIGINT, terminate_run);
505 signal(SIGTERM, terminate_run);
506 signal(SIGALRM, terminate_run);
507 signal(SIGPIPE, terminate_run);
508 signal(SIGQUIT, terminate_run);
510 /* here's the exclusion lock */
514 * Query all hosts. If there's only one, the error return will
515 * reflect the status of that transaction.
519 * Check to see if the rcfile has been touched. If so,
520 * re-exec so the file will be reread. Doing it this way
521 * avoids all the complications of trying to deallocate the
522 * in-core control structures -- and the potential memory
527 if (stat(rcfile, &rcstat) == -1)
531 GT_("couldn't time-check %s (error %d)\n"),
534 else if (rcstat.st_mtime > parsetime)
536 report(stdout, GT_("restarting fetchmail (%s changed)\n"), rcfile);
538 * Matthias Andree: Isn't this prone to introduction of
539 * "false" programs by interfering with PATH? Those
540 * path-searching execs might not be the best ideas for
543 * Rob Funk: But is there any way for someone to modify
544 * the PATH variable of a running fetchmail? I don't know
547 * Dave's change makes fetchmail restart itself in exactly
548 * the way it was started from the shell (or shell script)
549 * in the first place. If you're concerned about PATH
550 * contamination, call fetchmail initially with a full
551 * path, and use Dave's patch.
553 * Not using a -p variant of exec means that the restart
554 * will break if both (a) the user depended on PATH to
555 * call fetchmail in the first place, and (b) the system
556 * doesn't save the whole path in argv[0] if the whole
557 * path wasn't used in the initial call. (If I recall
558 * correctly, Linux saves it but many other Unices don't.)
560 execvp(argv[0], argv);
561 report(stderr, GT_("attempt to re-exec fetchmail failed\n"));
564 #if defined(HAVE_RES_SEARCH) && defined(USE_TCPIP_FOR_DNS)
566 * This was an efficiency hack that backfired. The theory
567 * was that using TCP/IP for DNS queries would get us better
568 * reliability and shave off some per-UDP-packet costs.
569 * Unfortunately it interacted badly with diald, which effectively
570 * filters out DNS queries over TCP/IP for reasons having to do
571 * with some obscure Linux kernel problem involving bootstrapping of
572 * dynamically-addressed links. I don't understand this mess
573 * and don't want to, so it's "See ya!" to this hack.
575 sethostent(TRUE); /* use TCP/IP for mailserver queries */
576 #endif /* HAVE_RES_SEARCH */
580 for (ctl = querylist; ctl; ctl = ctl->next)
584 if (!(implicitmode && ctl->server.skip))
589 GT_("poll of %s skipped (failed authentication or too many timeouts)\n"),
590 ctl->server.pollname);
594 /* check skip interval first so that it counts all polls */
595 if (run.poll_interval && ctl->server.interval)
597 if (ctl->server.poll_count++ % ctl->server.interval)
599 if (outlevel >= O_VERBOSE)
601 GT_("interval not reached, not querying %s\n"),
602 ctl->server.pollname);
607 #if (defined(linux) && !INET6_ENABLE) || defined(__FreeBSD__)
609 * Don't do monitoring if we were woken by a signal.
610 * Note that interface_approve() does its own error logging.
612 if (!interface_approve(&ctl->server, !lastsig))
614 #endif /* (defined(linux) && !INET6_ENABLE) || defined(__FreeBSD__) */
616 querystatus = query_host(ctl);
619 /* leave the UIDL state alone if there have been any errors */
621 ((querystatus==PS_SUCCESS) || (querystatus==PS_NOMAIL) || (querystatus==PS_MAXFETCH)))
623 #endif /* POP3_ENABLE */
625 if (querystatus == PS_SUCCESS)
627 else if (!check_only &&
628 ((querystatus!=PS_NOMAIL) || (outlevel==O_DEBUG)))
632 report(stdout,GT_("Query status=0 (SUCCESS)\n"));break;
634 report(stdout,GT_("Query status=1 (NOMAIL)\n")); break;
636 report(stdout,GT_("Query status=2 (SOCKET)\n")); break;
638 report(stdout,GT_("Query status=3 (AUTHFAIL)\n"));break;
640 report(stdout,GT_("Query status=4 (PROTOCOL)\n"));break;
642 report(stdout,GT_("Query status=5 (SYNTAX)\n")); break;
644 report(stdout,GT_("Query status=6 (IOERR)\n")); break;
646 report(stdout,GT_("Query status=7 (ERROR)\n")); break;
648 report(stdout,GT_("Query status=8 (EXCLUDE)\n")); break;
650 report(stdout,GT_("Query status=9 (LOCKBUSY)\n"));break;
652 report(stdout,GT_("Query status=10 (SMTP)\n")); break;
654 report(stdout,GT_("Query status=11 (DNS)\n")); break;
656 report(stdout,GT_("Query status=12 (BSMTP)\n")); break;
658 report(stdout,GT_("Query status=13 (MAXFETCH)\n"));break;
660 report(stdout,GT_("Query status=%d\n"),querystatus);
664 #if (defined(linux) && !INET6_ENABLE) || defined (__FreeBSD__)
665 if (ctl->server.monitor)
668 * Allow some time for the link to quiesce. One
669 * second is usually sufficient, three is safe.
670 * Note: this delay is important - don't remove!
673 interface_note_activity(&ctl->server);
675 #endif /* (defined(linux) && !INET6_ENABLE) || defined(__FreeBSD__) */
679 #if defined(HAVE_RES_SEARCH) && defined(USE_TCPIP_FOR_DNS)
680 endhostent(); /* release TCP/IP connection to nameserver */
681 #endif /* HAVE_RES_SEARCH */
683 /* close connections cleanly */
687 * OK, we've polled. Now sleep.
689 if (run.poll_interval)
692 * Because passwords can expire, it may happen that *all*
693 * hosts are now out of the loop due to authfail
694 * conditions. If this happens daemon-mode fetchmail
695 * should softly and silently vanish away, rather than
696 * spinning uselessly.
700 for (ctl = querylist; ctl; ctl = ctl->next)
701 if (ctl->active && !(implicitmode && ctl->server.skip))
706 report(stderr, GT_("All connections are wedged. Exiting.\n"));
707 /* FIXME: someday, send notification mail */
711 if (outlevel > O_SILENT)
713 GT_("sleeping at %s\n"), timestamp());
716 * OK, now pause until it's time for the next poll cycle.
717 * A nonzero return indicates we received a wakeup signal;
718 * unwedge all servers in case the problem has been
721 if ((lastsig = interruptible_idle(run.poll_interval)))
723 if (outlevel > O_SILENT)
724 #ifdef SYS_SIGLIST_DECLARED
726 GT_("awakened by %s\n"), sys_siglist[lastsig]);
729 GT_("awakened by signal %d\n"), lastsig);
731 for (ctl = querylist; ctl; ctl = ctl->next)
735 if (outlevel >= O_VERBOSE)
736 report(stdout, GT_("awakened at %s\n"), timestamp());
741 if (outlevel >= O_VERBOSE)
742 report(stdout, GT_("normal termination, status %d\n"),
743 successes ? PS_SUCCESS : querystatus);
749 else if (querystatus)
752 /* in case we interrupted before a successful fetch */
756 static void list_merge(struct idlist **dstl, struct idlist **srcl, int force)
759 * If force is off, modify dstl fields only when they're empty (treat srcl
760 * as defaults). If force is on, modify each dstl field whenever scrcl
761 * is nonempty (treat srcl as an override).
763 if (force ? !!*srcl : !*dstl)
765 struct idlist *cpl = copy_str_list(*srcl);
767 append_str_list(dstl, &cpl);
771 static void optmerge(struct query *h2, struct query *h1, int force)
772 /* merge two options records */
774 list_merge(&h2->server.localdomains, &h1->server.localdomains, force);
775 list_merge(&h2->localnames, &h1->localnames, force);
776 list_merge(&h2->mailboxes, &h1->mailboxes, force);
777 list_merge(&h2->smtphunt, &h1->smtphunt, force);
778 list_merge(&h2->domainlist, &h1->domainlist, force);
779 list_merge(&h2->antispam, &h1->antispam, force);
781 #define FLAG_MERGE(fld) if (force ? !!h1->fld : !h2->fld) h2->fld = h1->fld
782 FLAG_MERGE(server.via);
783 FLAG_MERGE(server.protocol);
785 FLAG_MERGE(server.service);
786 FLAG_MERGE(server.netsec);
787 #else /* INET6_ENABLE */
788 FLAG_MERGE(server.port);
789 #endif /* INET6_ENABLE */
790 FLAG_MERGE(server.interval);
791 FLAG_MERGE(server.authenticate);
792 FLAG_MERGE(server.timeout);
793 FLAG_MERGE(server.envelope);
794 FLAG_MERGE(server.envskip);
795 FLAG_MERGE(server.qvirtual);
796 FLAG_MERGE(server.skip);
797 FLAG_MERGE(server.dns);
798 FLAG_MERGE(server.checkalias);
799 FLAG_MERGE(server.uidl);
800 FLAG_MERGE(server.principal);
802 #if defined(linux) || defined(__FreeBSD__)
803 FLAG_MERGE(server.interface);
804 FLAG_MERGE(server.monitor);
805 FLAG_MERGE(server.interface_pair);
806 #endif /* linux || defined(__FreeBSD__) */
808 FLAG_MERGE(server.plugin);
809 FLAG_MERGE(server.plugout);
811 FLAG_MERGE(wildcard);
812 FLAG_MERGE(remotename);
813 FLAG_MERGE(password);
816 FLAG_MERGE(listener);
817 FLAG_MERGE(smtpaddress);
818 FLAG_MERGE(smtpname);
819 FLAG_MERGE(preconnect);
820 FLAG_MERGE(postconnect);
824 FLAG_MERGE(fetchall);
828 FLAG_MERGE(pass8bits);
829 FLAG_MERGE(dropstatus);
830 FLAG_MERGE(dropdelivered);
831 FLAG_MERGE(mimedecode);
834 FLAG_MERGE(warnings);
835 FLAG_MERGE(fetchlimit);
836 FLAG_MERGE(batchlimit);
841 FLAG_MERGE(sslproto);
842 FLAG_MERGE(sslcertck);
843 FLAG_MERGE(sslcertpath);
844 FLAG_MERGE(sslfingerprint);
848 FLAG_MERGE(tracepolls);
849 FLAG_MERGE(properties);
853 static int load_params(int argc, char **argv, int optind)
855 int implicitmode, st;
857 struct query def_opts, *ctl;
860 run.bouncemail = TRUE;
861 run.spambounce = FALSE; /* don't bounce back to innocent bystanders */
863 memset(&def_opts, '\0', sizeof(struct query));
864 def_opts.smtp_socket = -1;
865 def_opts.smtpaddress = (char *)0;
866 def_opts.smtpname = (char *)0;
867 #define ANTISPAM(n) save_str(&def_opts.antispam, STRING_DUMMY, 0)->val.status.num = (n)
868 ANTISPAM(571); /* sendmail */
869 ANTISPAM(550); /* old exim */
870 ANTISPAM(501); /* new exim */
871 ANTISPAM(554); /* Postfix */
874 def_opts.server.protocol = P_AUTO;
875 def_opts.server.timeout = CLIENT_TIMEOUT;
876 def_opts.warnings = WARNING_INTERVAL;
877 def_opts.remotename = user;
878 def_opts.listener = SMTP_MODE;
880 /* note the parse time, so we can pick up on modifications */
881 parsetime = 0; /* foil compiler warnings */
882 if (stat(rcfile, &rcstat) != -1)
883 parsetime = rcstat.st_mtime;
884 else if (errno != ENOENT)
885 report(stderr, GT_("couldn't time-check the run-control file\n"));
887 /* this builds the host list */
888 if ((st = prc_parse_file(rcfile, !versioninfo)) != 0)
890 * FIXME: someday, send notification mail here if backgrounded.
891 * Right now, that can happen if the user changes the rcfile
892 * while the fetchmail is running in background. Do similarly
893 * for the other exit() calls in this function.
897 if ((implicitmode = (optind >= argc)))
899 for (ctl = querylist; ctl; ctl = ctl->next)
900 ctl->active = !ctl->server.skip;
903 for (; optind < argc; optind++)
905 flag predeclared = FALSE;
908 * If hostname corresponds to a host known from the rc file,
909 * simply declare it active. Otherwise synthesize a host
910 * record from command line and defaults
912 for (ctl = querylist; ctl; ctl = ctl->next)
913 if (!strcmp(ctl->server.pollname, argv[optind])
914 || str_in_list(&ctl->server.akalist, argv[optind], TRUE))
916 /* Is this correct? */
917 if (predeclared && outlevel == O_VERBOSE)
918 fprintf(stderr,GT_("Warning: multiple mentions of host %s in config file\n"),argv[optind]);
926 * Allocate and link record without copying in
927 * command-line args; we'll do that with the optmerge
930 ctl = hostalloc((struct query *)NULL);
932 ctl->server.pollname = xstrdup(argv[optind]);
934 ctl->server.lead_server = (struct hostdata *)NULL;
939 * If there's a defaults record, merge it and lose it.
941 if (querylist && strcmp(querylist->server.pollname, "defaults") == 0)
943 for (ctl = querylist->next; ctl; ctl = ctl->next)
944 optmerge(ctl, querylist, FALSE);
945 querylist = querylist->next;
948 /* don't allow a defaults record after the first */
949 for (ctl = querylist; ctl; ctl = ctl->next)
950 if (ctl != querylist && strcmp(ctl->server.pollname, "defaults") == 0)
953 /* use localhost if we never fetch the FQDN of this host */
954 fetchmailhost = "localhost";
956 /* here's where we override globals */
958 run.logfile = cmd_run.logfile;
960 run.idfile = cmd_run.idfile;
961 /* do this before the keep/fetchall test below, otherwise -d0 may fail */
962 if (cmd_run.poll_interval >= 0)
963 run.poll_interval = cmd_run.poll_interval;
964 if (cmd_run.invisible)
965 run.invisible = cmd_run.invisible;
966 if (cmd_run.showdots)
967 run.showdots = cmd_run.showdots;
968 if (cmd_run.use_syslog)
969 run.use_syslog = (cmd_run.use_syslog == FLAG_TRUE);
970 if (cmd_run.postmaster)
971 run.postmaster = cmd_run.postmaster;
972 if (cmd_run.bouncemail)
973 run.bouncemail = cmd_run.bouncemail;
975 /* check and daemon options are not compatible */
976 if (check_only && run.poll_interval)
977 run.poll_interval = 0;
980 * DNS support is required for some protocols. We used to
981 * do this unconditionally, but it made fetchmail excessively
982 * vulnerable to misconfigured DNS setups.
984 * If we're using ETRN or ODMR, the smtp hunt list is the
985 * list of systems we're polling on behalf of; these have
986 * to be fully-qualified domain names. The default for
987 * this list should be the FQDN of localhost.
989 * If we're using Kerberos for authentication, we need
990 * the FQDN in order to generate capability keys.
992 if (strcmp(fetchmailhost, "localhost") == 0)
993 for (ctl = querylist; ctl; ctl = ctl->next)
995 (ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR
996 || ctl->server.authenticate == A_KERBEROS_V4
997 || ctl->server.authenticate == A_KERBEROS_V5))
999 fetchmailhost = host_fqdn();
1003 /* merge in wired defaults, do sanity checks and prepare internal fields */
1004 for (ctl = querylist; ctl; ctl = ctl->next)
1006 ctl->wedged = FALSE;
1008 /* merge in defaults */
1009 optmerge(ctl, &def_opts, FALSE);
1011 /* force command-line options */
1012 optmerge(ctl, &cmd_opts, TRUE);
1015 * queryname has to be set up for inactive servers too.
1016 * Otherwise the UIDL code core-dumps on startup.
1018 if (ctl->server.via)
1019 ctl->server.queryname = xstrdup(ctl->server.via);
1021 ctl->server.queryname = xstrdup(ctl->server.pollname);
1024 * We no longer do DNS lookups at startup.
1025 * This is a kluge. It enables users to edit their
1026 * configurations when DNS isn't available.
1028 ctl->server.truename = xstrdup(ctl->server.queryname);
1030 if (configdump || ctl->active )
1032 /* this code enables flags to be turned off */
1033 #define DEFAULT(flag, dflt) if (flag == FLAG_TRUE)\
1035 else if (flag == FLAG_FALSE)\
1039 DEFAULT(ctl->keep, FALSE);
1040 DEFAULT(ctl->fetchall, FALSE);
1041 DEFAULT(ctl->flush, FALSE);
1042 DEFAULT(ctl->rewrite, TRUE);
1043 DEFAULT(ctl->stripcr, (ctl->mda != (char *)NULL));
1044 DEFAULT(ctl->forcecr, FALSE);
1045 DEFAULT(ctl->pass8bits, FALSE);
1046 DEFAULT(ctl->dropstatus, FALSE);
1047 DEFAULT(ctl->dropdelivered, FALSE);
1048 DEFAULT(ctl->mimedecode, FALSE);
1049 DEFAULT(ctl->idle, FALSE);
1050 DEFAULT(ctl->server.dns, TRUE);
1051 DEFAULT(ctl->server.uidl, FALSE);
1053 DEFAULT(ctl->use_ssl, FALSE);
1054 DEFAULT(ctl->sslcertck, FALSE);
1056 DEFAULT(ctl->server.checkalias, FALSE);
1060 report(stderr, GT_("SSL support is not compiled in.\n"));
1063 #endif /* SSL_ENABLE */
1067 * Make sure we have a nonempty host list to forward to.
1070 save_str(&ctl->smtphunt, fetchmailhost, FALSE);
1073 * Make sure we have a nonempty list of domains to fetch from.
1075 if ((ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR) && !ctl->domainlist)
1076 save_str(&ctl->domainlist, fetchmailhost, FALSE);
1078 /* if `user' doesn't name a real local user, try to run as root */
1079 if ((pw = getpwnam(user)) == (struct passwd *)NULL)
1082 ctl->uid = pw->pw_uid; /* for local delivery via MDA */
1083 if (!ctl->localnames) /* for local delivery via SMTP */
1084 save_str_pair(&ctl->localnames, user, NULL);
1086 #if !defined(HAVE_GETHOSTBYNAME) || !defined(HAVE_RES_SEARCH)
1087 /* can't handle multidrop mailboxes unless we can do DNS lookups */
1088 if (ctl->localnames && ctl->localnames->next && ctl->server.dns)
1090 ctl->server.dns = FALSE;
1091 report(stderr, GT_("fetchmail: warning: no DNS available to check multidrop fetches from %s\n"), ctl->server.pollname);
1093 #endif /* !HAVE_GETHOSTBYNAME || !HAVE_RES_SEARCH */
1095 /* if no folders were specified, set up the null one as default */
1096 if (!ctl->mailboxes)
1097 save_str(&ctl->mailboxes, (char *)NULL, 0);
1099 /* maybe user overrode timeout on command line? */
1100 if (ctl->server.timeout == -1)
1101 ctl->server.timeout = CLIENT_TIMEOUT;
1105 if (ctl->server.port < 0)
1107 (void) fprintf(stderr,
1108 GT_("%s configuration invalid, port number cannot be negative\n"),
1109 ctl->server.pollname);
1112 if (ctl->server.protocol == P_RPOP && ctl->server.port >= 1024)
1114 (void) fprintf(stderr,
1115 GT_("%s configuration invalid, RPOP requires a privileged port\n"),
1116 ctl->server.pollname);
1119 if (ctl->listener == LMTP_MODE)
1123 for (idp = ctl->smtphunt; idp; idp = idp->next)
1127 if (!(cp = strrchr(idp->id, '/')) ||
1128 (atoi(++cp) == SMTP_PORT))
1130 (void) fprintf(stderr,
1131 GT_("%s configuration invalid, LMTP can't use default SMTP port\n"),
1132 ctl->server.pollname);
1137 #endif /* !INET6_ENABLE */
1140 * "I beg to you, have mercy on the week minds like myself."
1141 * wrote Pehr Anderson. Your petition is granted.
1143 if (ctl->fetchall && ctl->keep && run.poll_interval && !nodetach)
1145 (void) fprintf(stderr,
1146 GT_("Both fetchall and keep on in daemon mode is a mistake!\n"));
1153 /* initialize UID handling */
1154 if (!versioninfo && (st = prc_filecheck(run.idfile, !versioninfo)) != 0)
1157 initialize_saved_lists(querylist, run.idfile);
1158 #endif /* POP3_ENABLE */
1161 * If the user didn't set a last-resort user to get misaddressed
1162 * multidrop mail, set an appropriate default here.
1164 if (!run.postmaster)
1166 if (getuid()) /* ordinary user */
1167 run.postmaster = user;
1169 run.postmaster = "postmaster";
1172 return(implicitmode);
1175 static void terminate_poll(int sig)
1176 /* to be executed at the end of a poll cycle */
1179 * Close all SMTP delivery sockets. For optimum performance
1180 * we'd like to hold them open til end of run, but (1) this
1181 * loses if our poll interval is longer than the MTA's inactivity
1182 * timeout, and (2) some MTAs (like smail) don't deliver after
1183 * each message, but rather queue up mail and wait to actually
1184 * deliver it until the input socket is closed.
1186 * Sending SMTP QUIT on signal is theoretically nice, but led to a
1187 * subtle bug. If fetchmail was terminated by signal while it was
1188 * shipping message text, it would hang forever waiting for a
1189 * command acknowledge. In theory we could enable the QUIT
1190 * only outside of the message send. In practice, we don't
1191 * care. All mailservers hang up on a dropped TCP/IP connection
1196 report(stdout, GT_("terminated with signal %d\n"), sig);
1201 /* terminate all SMTP connections cleanly */
1202 for (ctl = querylist; ctl; ctl = ctl->next)
1203 if (ctl->smtp_socket != -1)
1205 /* don't send QUIT for ODMR case because we're acting
1206 as a proxy between the SMTP server and client. */
1207 smtp_close(ctl, ctl->server.protocol != P_ODMR);
1213 * Update UID information at end of each poll, rather than at end
1214 * of run, because that way we don't lose all UIDL information since
1215 * the beginning of time if fetchmail crashes.
1218 write_saved_lists(querylist, run.idfile);
1219 #endif /* POP3_ENABLE */
1222 static void terminate_run(int sig)
1223 /* to be executed on normal or signal-induced termination */
1227 terminate_poll(sig);
1230 * Craig Metz, the RFC1938 one-time-password guy, points out:
1231 * "Remember that most kernels don't zero pages before handing them to the
1232 * next process and many kernels share pages between user and kernel space.
1233 * You'd be very surprised what you can find from a short program to do a
1234 * malloc() and then dump the contents of the pages you got. By zeroing
1235 * the secrets at end of run (earlier if you can), you make sure the next
1236 * guy can't get the password/pass phrase."
1238 * Right you are, Craig!
1240 for (ctl = querylist; ctl; ctl = ctl->next)
1242 memset(ctl->password, '\0', strlen(ctl->password));
1244 #if !defined(HAVE_ATEXIT) && !defined(HAVE_ON_EXIT)
1248 if (activecount == 0)
1251 exit(successes ? PS_SUCCESS : querystatus);
1255 * Sequence of protocols to try when autoprobing, most capable to least.
1257 static const int autoprobe[] =
1261 #endif /* IMAP_ENABLE */
1264 #endif /* POP3_ENABLE */
1267 #endif /* POP2_ENABLE */
1270 static int query_host(struct query *ctl)
1271 /* perform fetch transaction with single host */
1276 * If we're syslogging the progress messages are automatically timestamped.
1277 * Force timestamping if we're going to a logfile.
1279 if (outlevel >= O_VERBOSE)
1281 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll started\n"),
1283 ctl->server.pollname,
1284 showproto(ctl->server.protocol),
1288 switch (ctl->server.protocol) {
1290 for (i = 0; i < sizeof(autoprobe)/sizeof(autoprobe[0]); i++)
1292 ctl->server.protocol = autoprobe[i];
1293 st = query_host(ctl);
1294 if (st == PS_SUCCESS || st == PS_NOMAIL || st == PS_AUTHFAIL || st == PS_LOCKBUSY || st == PS_SMTP || st == PS_MAXFETCH)
1297 ctl->server.protocol = P_AUTO;
1303 report(stderr, GT_("POP2 support is not configured.\n"));
1305 #endif /* POP2_ENABLE */
1313 report(stderr, GT_("POP3 support is not configured.\n"));
1315 #endif /* POP3_ENABLE */
1321 report(stderr, GT_("IMAP support is not configured.\n"));
1323 #endif /* IMAP_ENABLE */
1327 report(stderr, GT_("ETRN support is not configured.\n"));
1330 #ifdef HAVE_GETHOSTBYNAME
1333 report(stderr, GT_("Cannot support ETRN without gethostbyname(2).\n"));
1335 #endif /* HAVE_GETHOSTBYNAME */
1337 #endif /* ETRN_ENABLE */
1340 report(stderr, GT_("ODMR support is not configured.\n"));
1343 #ifdef HAVE_GETHOSTBYNAME
1346 report(stderr, GT_("Cannot support ODMR without gethostbyname(2).\n"));
1348 #endif /* HAVE_GETHOSTBYNAME */
1349 #endif /* ODMR_ENABLE */
1352 report(stderr, GT_("unsupported protocol selected.\n"));
1357 * If we're syslogging the progress messages are automatically timestamped.
1358 * Force timestamping if we're going to a logfile.
1360 if (outlevel >= O_VERBOSE)
1362 report(stdout, GT_("%s querying %s (protocol %s) at %s: poll completed\n"),
1364 ctl->server.pollname,
1365 showproto(ctl->server.protocol),
1372 static void dump_params (struct runctl *runp,
1373 struct query *querylist, flag implicit)
1374 /* display query parameters in English */
1378 if (runp->poll_interval)
1379 printf(GT_("Poll interval is %d seconds\n"), runp->poll_interval);
1381 printf(GT_("Logfile is %s\n"), runp->logfile);
1382 if (strcmp(runp->idfile, IDFILE_NAME))
1383 printf(GT_("Idfile is %s\n"), runp->idfile);
1384 #if defined(HAVE_SYSLOG)
1385 if (runp->use_syslog)
1386 printf(GT_("Progress messages will be logged via syslog\n"));
1388 if (runp->invisible)
1389 printf(GT_("Fetchmail will masquerade and will not generate Received\n"));
1391 printf(GT_("Fetchmail will show progress dots even in logfiles.\n"));
1392 if (runp->postmaster)
1393 printf(GT_("Fetchmail will forward misaddressed multidrop messages to %s.\n"),
1396 if (!runp->bouncemail)
1397 printf(GT_("Fetchmail will direct error mail to the postmaster.\n"));
1398 else if (outlevel >= O_VERBOSE)
1399 printf(GT_("Fetchmail will direct error mail to the sender.\n"));
1401 for (ctl = querylist; ctl; ctl = ctl->next)
1403 if (!ctl->active || (implicit && ctl->server.skip))
1406 printf(GT_("Options for retrieving from %s@%s:\n"),
1407 ctl->remotename, visbuf(ctl->server.pollname));
1409 if (ctl->server.via && MAILBOX_PROTOCOL(ctl))
1410 printf(GT_(" Mail will be retrieved via %s\n"), ctl->server.via);
1412 if (ctl->server.interval)
1413 printf(GT_(" Poll of this server will occur every %d intervals.\n"),
1414 ctl->server.interval);
1415 if (ctl->server.truename)
1416 printf(GT_(" True name of server is %s.\n"), ctl->server.truename);
1417 if (ctl->server.skip || outlevel >= O_VERBOSE)
1418 printf(GT_(" This host %s be queried when no host is specified.\n"),
1419 ctl->server.skip ? GT_("will not") : GT_("will"));
1420 if (!NO_PASSWORD(ctl))
1423 printf(GT_(" Password will be prompted for.\n"));
1424 else if (outlevel >= O_VERBOSE)
1426 if (ctl->server.protocol == P_APOP)
1427 printf(GT_(" APOP secret = \"%s\".\n"),
1428 visbuf(ctl->password));
1429 else if (ctl->server.protocol == P_RPOP)
1430 printf(GT_(" RPOP id = \"%s\".\n"),
1431 visbuf(ctl->password));
1433 printf(GT_(" Password = \"%s\".\n"),
1434 visbuf(ctl->password));
1438 if (ctl->server.protocol == P_POP3
1440 && ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT)
1441 #else /* INET6_ENABLE */
1442 && ctl->server.port == KPOP_PORT
1443 #endif /* INET6_ENABLE */
1444 && (ctl->server.authenticate == A_KERBEROS_V4 ||
1445 ctl->server.authenticate == A_KERBEROS_V5))
1446 printf(GT_(" Protocol is KPOP with Kerberos %s authentication"),
1447 ctl->server.authenticate == A_KERBEROS_V5 ? "V" : "IV");
1449 printf(GT_(" Protocol is %s"), showproto(ctl->server.protocol));
1451 if (ctl->server.service)
1452 printf(GT_(" (using service %s)"), ctl->server.service);
1453 if (ctl->server.netsec)
1454 printf(GT_(" (using network security options %s)"), ctl->server.netsec);
1455 #else /* INET6_ENABLE */
1456 if (ctl->server.port)
1457 printf(GT_(" (using port %d)"), ctl->server.port);
1458 #endif /* INET6_ENABLE */
1459 else if (outlevel >= O_VERBOSE)
1460 printf(GT_(" (using default port)"));
1461 if (ctl->server.uidl && MAILBOX_PROTOCOL(ctl))
1462 printf(GT_(" (forcing UIDL use)"));
1465 switch (ctl->server.authenticate)
1468 printf(GT_(" All available authentication methods will be tried.\n"));
1471 printf(GT_(" Password authentication will be forced.\n"));
1474 printf(GT_(" NTLM authentication will be forced.\n"));
1477 printf(GT_(" OTP authentication will be forced.\n"));
1480 printf(GT_(" CRAM-Md5 authentication will be forced.\n"));
1483 printf(GT_(" GSSAPI authentication will be forced.\n"));
1486 printf(GT_(" Kerberos V4 authentication will be forced.\n"));
1489 printf(GT_(" Kerberos V5 authentication will be forced.\n"));
1492 printf(GT_(" End-to-end encryption assumed.\n"));
1495 if (ctl->server.principal != (char *) NULL)
1496 printf(GT_(" Mail service principal is: %s\n"), ctl->server.principal);
1499 printf(GT_(" SSL encrypted sessions enabled.\n"));
1500 if (ctl->sslcertck) {
1501 printf(GT_(" SSL server certificate checking enabled.\n"));
1502 if (ctl->sslcertpath != NULL)
1503 printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
1505 if (ctl->sslfingerprint != NULL)
1506 printf(GT_(" SSL key fingerprint (checked against the server key): %s\n"), ctl->sslfingerprint);
1508 if (ctl->server.timeout > 0)
1509 printf(GT_(" Server nonresponse timeout is %d seconds"), ctl->server.timeout);
1510 if (ctl->server.timeout == CLIENT_TIMEOUT)
1511 printf(GT_(" (default).\n"));
1515 if (MAILBOX_PROTOCOL(ctl))
1517 if (!ctl->mailboxes->id)
1518 printf(GT_(" Default mailbox selected.\n"));
1523 printf(GT_(" Selected mailboxes are:"));
1524 for (idp = ctl->mailboxes; idp; idp = idp->next)
1525 printf(" %s", idp->id);
1528 printf(GT_(" %s messages will be retrieved (--all %s).\n"),
1529 ctl->fetchall ? GT_("All") : GT_("Only new"),
1530 ctl->fetchall ? "on" : "off");
1531 printf(GT_(" Fetched messages %s be kept on the server (--keep %s).\n"),
1532 ctl->keep ? GT_("will") : GT_("will not"),
1533 ctl->keep ? "on" : "off");
1534 printf(GT_(" Old messages %s be flushed before message retrieval (--flush %s).\n"),
1535 ctl->flush ? GT_("will") : GT_("will not"),
1536 ctl->flush ? "on" : "off");
1537 printf(GT_(" Rewrite of server-local addresses is %s (--norewrite %s).\n"),
1538 ctl->rewrite ? GT_("enabled") : GT_("disabled"),
1539 ctl->rewrite ? "off" : "on");
1540 printf(GT_(" Carriage-return stripping is %s (stripcr %s).\n"),
1541 ctl->stripcr ? GT_("enabled") : GT_("disabled"),
1542 ctl->stripcr ? "on" : "off");
1543 printf(GT_(" Carriage-return forcing is %s (forcecr %s).\n"),
1544 ctl->forcecr ? GT_("enabled") : GT_("disabled"),
1545 ctl->forcecr ? "on" : "off");
1546 printf(GT_(" Interpretation of Content-Transfer-Encoding is %s (pass8bits %s).\n"),
1547 ctl->pass8bits ? GT_("disabled") : GT_("enabled"),
1548 ctl->pass8bits ? "on" : "off");
1549 printf(GT_(" MIME decoding is %s (mimedecode %s).\n"),
1550 ctl->mimedecode ? GT_("enabled") : GT_("disabled"),
1551 ctl->mimedecode ? "on" : "off");
1552 printf(GT_(" Idle after poll is %s (idle %s).\n"),
1553 ctl->idle ? GT_("enabled") : GT_("disabled"),
1554 ctl->idle ? "on" : "off");
1555 printf(GT_(" Nonempty Status lines will be %s (dropstatus %s)\n"),
1556 ctl->dropstatus ? GT_("discarded") : GT_("kept"),
1557 ctl->dropstatus ? "on" : "off");
1558 printf(GT_(" Delivered-To lines will be %s (dropdelivered %s)\n"),
1559 ctl->dropdelivered ? GT_("discarded") : GT_("kept"),
1560 ctl->dropdelivered ? "on" : "off");
1561 if (NUM_NONZERO(ctl->limit))
1563 if (NUM_NONZERO(ctl->limit))
1564 printf(GT_(" Message size limit is %d octets (--limit %d).\n"),
1565 ctl->limit, ctl->limit);
1566 else if (outlevel >= O_VERBOSE)
1567 printf(GT_(" No message size limit (--limit 0).\n"));
1568 if (run.poll_interval > 0)
1569 printf(GT_(" Message size warning interval is %d seconds (--warnings %d).\n"),
1570 ctl->warnings, ctl->warnings);
1571 else if (outlevel >= O_VERBOSE)
1572 printf(GT_(" Size warnings on every poll (--warnings 0).\n"));
1574 if (NUM_NONZERO(ctl->fetchlimit))
1575 printf(GT_(" Received-message limit is %d (--fetchlimit %d).\n"),
1576 ctl->fetchlimit, ctl->fetchlimit);
1577 else if (outlevel >= O_VERBOSE)
1578 printf(GT_(" No received-message limit (--fetchlimit 0).\n"));
1579 if (NUM_NONZERO(ctl->batchlimit))
1580 printf(GT_(" SMTP message batch limit is %d.\n"), ctl->batchlimit);
1581 else if (outlevel >= O_VERBOSE)
1582 printf(GT_(" No SMTP message batch limit (--batchlimit 0).\n"));
1583 if (MAILBOX_PROTOCOL(ctl))
1585 if (NUM_NONZERO(ctl->expunge))
1586 printf(GT_(" Deletion interval between expunges forced to %d (--expunge %d).\n"), ctl->expunge, ctl->expunge);
1587 else if (outlevel >= O_VERBOSE)
1588 printf(GT_(" No forced expunges (--expunge 0).\n"));
1591 else /* ODMR or ETRN */
1595 printf(GT_(" Domains for which mail will be fetched are:"));
1596 for (idp = ctl->domainlist; idp; idp = idp->next)
1598 printf(" %s", idp->id);
1599 if (!idp->val.status.mark)
1600 printf(GT_(" (default)"));
1605 printf(GT_(" Messages will be appended to %s as BSMTP\n"), visbuf(ctl->bsmtp));
1606 else if (ctl->mda && MAILBOX_PROTOCOL(ctl))
1607 printf(GT_(" Messages will be delivered with \"%s\".\n"), visbuf(ctl->mda));
1614 printf(GT_(" Messages will be %cMTP-forwarded to:"),
1616 for (idp = ctl->smtphunt; idp; idp = idp->next)
1618 printf(" %s", idp->id);
1619 if (!idp->val.status.mark)
1620 printf(GT_(" (default)"));
1624 if (ctl->smtpaddress)
1625 printf(GT_(" Host part of MAIL FROM line will be %s\n"),
1628 printf(GT_(" Address to be put in RCPT TO lines shipped to SMTP will be %s\n"),
1631 if (MAILBOX_PROTOCOL(ctl))
1633 if (ctl->antispam != (struct idlist *)NULL)
1637 printf(GT_(" Recognized listener spam block responses are:"));
1638 for (idp = ctl->antispam; idp; idp = idp->next)
1639 printf(" %d", idp->val.status.num);
1642 else if (outlevel >= O_VERBOSE)
1643 printf(GT_(" Spam-blocking disabled\n"));
1645 if (ctl->preconnect)
1646 printf(GT_(" Server connection will be brought up with \"%s\".\n"),
1647 visbuf(ctl->preconnect));
1648 else if (outlevel >= O_VERBOSE)
1649 printf(GT_(" No pre-connection command.\n"));
1650 if (ctl->postconnect)
1651 printf(GT_(" Server connection will be taken down with \"%s\".\n"),
1652 visbuf(ctl->postconnect));
1653 else if (outlevel >= O_VERBOSE)
1654 printf(GT_(" No post-connection command.\n"));
1655 if (MAILBOX_PROTOCOL(ctl)) {
1656 if (!ctl->localnames)
1657 printf(GT_(" No localnames declared for this host.\n"));
1663 for (idp = ctl->localnames; idp; idp = idp->next)
1666 if (count > 1 || ctl->wildcard)
1667 printf(GT_(" Multi-drop mode: "));
1669 printf(GT_(" Single-drop mode: "));
1671 printf(GT_("%d local name(s) recognized.\n"), count);
1672 if (outlevel >= O_VERBOSE)
1674 for (idp = ctl->localnames; idp; idp = idp->next)
1676 printf("\t%s -> %s\n", idp->id, idp->val.id2);
1678 printf("\t%s\n", idp->id);
1680 fputs("\t*\n", stdout);
1683 if (count > 1 || ctl->wildcard)
1685 printf(GT_(" DNS lookup for multidrop addresses is %s.\n"),
1686 ctl->server.dns ? GT_("enabled") : GT_("disabled"));
1687 if (ctl->server.dns)
1689 printf(GT_(" Server aliases will be compared with multidrop addresses by "));
1690 if (ctl->server.checkalias)
1691 printf(GT_("IP address.\n"));
1693 printf(GT_("name.\n"));
1695 if (ctl->server.envelope == STRING_DISABLED)
1696 printf(GT_(" Envelope-address routing is disabled\n"));
1699 printf(GT_(" Envelope header is assumed to be: %s\n"),
1700 ctl->server.envelope ? ctl->server.envelope:GT_("Received"));
1701 if (ctl->server.envskip > 1 || outlevel >= O_VERBOSE)
1702 printf(GT_(" Number of envelope header to be parsed: %d\n"),
1703 ctl->server.envskip);
1704 if (ctl->server.qvirtual)
1705 printf(GT_(" Prefix %s will be removed from user id\n"),
1706 ctl->server.qvirtual);
1707 else if (outlevel >= O_VERBOSE)
1708 printf(GT_(" No prefix stripping\n"));
1711 if (ctl->server.akalist)
1715 printf(GT_(" Predeclared mailserver aliases:"));
1716 for (idp = ctl->server.akalist; idp; idp = idp->next)
1717 printf(" %s", idp->id);
1720 if (ctl->server.localdomains)
1724 printf(GT_(" Local domains:"));
1725 for (idp = ctl->server.localdomains; idp; idp = idp->next)
1726 printf(" %s", idp->id);
1732 #if defined(linux) || defined(__FreeBSD__)
1733 if (ctl->server.interface)
1734 printf(GT_(" Connection must be through interface %s.\n"), ctl->server.interface);
1735 else if (outlevel >= O_VERBOSE)
1736 printf(GT_(" No interface requirement specified.\n"));
1737 if (ctl->server.monitor)
1738 printf(GT_(" Polling loop will monitor %s.\n"), ctl->server.monitor);
1739 else if (outlevel >= O_VERBOSE)
1740 printf(GT_(" No monitor interface specified.\n"));
1743 if (ctl->server.plugin)
1744 printf(GT_(" Server connections will be made via plugin %s (--plugin %s).\n"), ctl->server.plugin, ctl->server.plugin);
1745 else if (outlevel >= O_VERBOSE)
1746 printf(GT_(" No plugin command specified.\n"));
1747 if (ctl->server.plugout)
1748 printf(GT_(" Listener connections will be made via plugout %s (--plugout %s).\n"), ctl->server.plugout, ctl->server.plugout);
1749 else if (outlevel >= O_VERBOSE)
1750 printf(GT_(" No plugout command specified.\n"));
1752 if (ctl->server.protocol > P_POP2 && MAILBOX_PROTOCOL(ctl))
1755 printf(GT_(" No UIDs saved from this host.\n"));
1761 for (idp = ctl->oldsaved; idp; idp = idp->next)
1764 printf(GT_(" %d UIDs saved.\n"), count);
1765 if (outlevel >= O_VERBOSE)
1766 for (idp = ctl->oldsaved; idp; idp = idp->next)
1767 printf("\t%s\n", idp->id);
1771 if (ctl->tracepolls)
1772 printf(GT_(" Poll trace information will be added to the Received header.\n"));
1773 else if (outlevel >= O_VERBOSE)
1774 printf(GT_(" No poll trace information will be added to the Received header.\n.\n"));
1776 if (ctl->properties)
1777 printf(GT_(" Pass-through properties \"%s\".\n"),
1778 visbuf(ctl->properties));
1782 /* fetchmail.c ends here */