#include "config.h"
#include <stdio.h>
-#if defined(STDC_HEADERS)
#include <stdlib.h>
-#endif
-#if defined(HAVE_UNISTD_H)
#include <unistd.h>
-#endif
#include <fcntl.h>
#include <string.h>
#include <signal.h>
-#if defined(HAVE_SYSLOG)
#include <syslog.h>
-#endif
#include <pwd.h>
#ifdef __FreeBSD__
#include <grp.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
-#ifdef HAVE_SETRLIMIT
#include <sys/resource.h>
-#endif /* HAVE_SETRLIMIT */
#ifdef HAVE_SOCKS
#include <socks.h> /* SOCKSinit() */
#endif /* HAVE_SOCKS */
-#ifdef HAVE_LANGINFO_H
#include <langinfo.h>
-#endif
#include "fetchmail.h"
#include "socket.h"
#include "tunable.h"
#include "smtp.h"
#include "netrc.h"
-#include "i18n.h"
+#include "gettext.h"
+#include "lock.h"
+
+/* need these (and sys/types.h) for res_init() */
+#include <netinet/in.h>
+#include <arpa/nameser.h>
+#include <resolv.h>
#ifndef ENETUNREACH
#define ENETUNREACH 128 /* Interactive doesn't know this */
char *user; /* the name of the invoking user */
char *home; /* invoking user's home directory */
char *fmhome; /* fetchmail's home directory */
-char *program_name; /* the name to prefix error messages with */
+const char *program_name; /* the name to prefix error messages with */
flag configdump; /* dump control blocks for configurator */
-char *fetchmailhost; /* either `localhost' or the host's FQDN */
+const char *fetchmailhost; /* either `localhost' or the host's FQDN */
static int quitonly; /* if we should quit after killing the running daemon */
static struct runctl cmd_run; /* global options set from command line */
static time_t parsetime; /* time of last parse */
-static RETSIGTYPE terminate_run(int);
-static RETSIGTYPE terminate_poll(int);
+static void terminate_run(int);
+static void terminate_poll(int);
+
+#ifdef HAVE_LIBPWMD
+static pwm_t *pwm; /* the handle */
+static const char *pwmd_socket; /* current socket */
+static const char *pwmd_file; /* current file */
+#endif
#if defined(__FreeBSD__) && defined(__FreeBSD_USE_KVM)
/* drop SGID kmem privileage until we need it */
}
#endif
-#if defined(HAVE_SETLOCALE) && defined(ENABLE_NLS) && defined(HAVE_STRFTIME)
#include <locale.h>
+#if defined(ENABLE_NLS)
/** returns timestamp in current locale,
* and resets LC_TIME locale to POSIX. */
static char *timestamp (void)
#define timestamp rfc822timestamp
#endif
-static RETSIGTYPE donothing(int sig)
+static void donothing(int sig)
{
set_signal_handler(sig, donothing);
lastsig = sig;
}
+static void printcopyright(FILE *fp) {
+ fprintf(fp, GT_("Copyright (C) 2002, 2003 Eric S. Raymond\n"
+ "Copyright (C) 2004 Matthias Andree, Eric S. Raymond,\n"
+ " Robert M. Funk, Graham Wilson\n"
+ "Copyright (C) 2005 - 2012 Matthias Andree, Sunil Shetye\n"
+ ));
+ fprintf(fp, GT_("Fetchmail comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
+ "are welcome to redistribute it under certain conditions. For details,\n"
+ "please see the file COPYING in the source or documentation directory.\n"));
+#ifdef SSL_ENABLE
+ /* Do not translate this */
+ fprintf(fp, "This product includes software developed by the OpenSSL Project\nfor use in the OpenSSL Toolkit. (http://www.openssl.org/)\n");
+#endif
+}
+
const char *iana_charset;
+#ifdef HAVE_LIBPWMD
+static void exit_with_pwmd_error(gpg_error_t error)
+{
+ gpg_err_code_t code = gpg_err_code(error);
+
+ report(stderr, GT_("pwmd: error %i: %s\n"), code, pwmd_strerror(error));
+
+ if (pwm) {
+ pwmd_close(pwm);
+ pwm = NULL;
+ }
+
+ /* Don't exit if daemonized. There may be other active accounts. */
+ if (isatty(1))
+ exit(PS_UNDEFINED);
+}
+
+static int do_pwmd_connect(const char *socketname, const char *filename)
+{
+ static int init;
+ gpg_error_t rc;
+ pwmd_socket_t s;
+
+ if (!init) {
+ pwmd_init();
+ init = 1;
+ }
+
+ if (!pwm || (pwm && socketname && !pwmd_socket) ||
+ (pwm && !socketname && pwmd_socket) ||
+ (pwm && socketname && pwmd_socket && strcmp(socketname, pwmd_socket))) {
+ if (pwm)
+ pwmd_close(pwm);
+
+ pwm = pwmd_new("Fetchmail");
+ rc = pwmd_connect_url(pwm, socketname);
+
+ if (rc) {
+ exit_with_pwmd_error(rc);
+ return 1;
+ }
+ }
+
+ if (run.pinentry_timeout > 0) {
+ rc = pwmd_setopt(pwm, PWMD_OPTION_PINENTRY_TIMEOUT,
+ run.pinentry_timeout);
+
+ if (rc) {
+ exit_with_pwmd_error(rc);
+ return 1;
+ }
+ }
+
+ rc = pwmd_socket_type(pwm, &s);
+
+ if (rc) {
+ exit_with_pwmd_error(rc);
+ return 1;
+ }
+
+ if (!pwmd_file || strcmp(filename, pwmd_file)) {
+ if (s == PWMD_SOCKET_SSH)
+ /* use a local pinentry since X11 forwarding is broken. */
+ rc = pwmd_open2(pwm, filename);
+ else
+ rc = pwmd_open(pwm, filename);
+
+ if (rc) {
+ exit_with_pwmd_error(rc);
+ return 1;
+ }
+ }
+
+ /* May be null to use the default of ~/.pwmd/socket. */
+ pwmd_socket = socketname;
+ pwmd_file = filename;
+ return 0;
+}
+
+static int get_pwmd_details(const char *pwmd_account, int protocol,
+ struct query *ctl)
+{
+ const char *prot = showproto(protocol);
+ gpg_error_t error;
+ char *result;
+ char *tmp = xstrdup(pwmd_account);
+ int i;
+
+ for (i = 0; tmp[i]; i++) {
+ if (i && tmp[i] == '^')
+ tmp[i] = '\t';
+ }
+
+ /*
+ * Get the hostname for this protocol. Element path must be
+ * account->[protocol]->hostname.
+ */
+ error = pwmd_command(pwm, &result, "GET %s\t%s\thostname", tmp, prot);
+
+ if (error) {
+ if (gpg_err_code(error) == GPG_ERR_NOT_FOUND) {
+ report(stderr, GT_("pwmd: %s->%s->hostname: %s\n"), pwmd_account, prot, pwmd_strerror(error));
+ pwmd_close(pwm);
+ pwm = NULL;
+
+ if (isatty(1))
+ exit(PS_SYNTAX);
+
+ return 1;
+ }
+ else {
+ exit_with_pwmd_error(error);
+ return 1;
+ }
+ }
+
+ if (ctl->server.pollname != ctl->server.via)
+ xfree(ctl->server.via);
+
+ ctl->server.via = xstrdup(result);
+
+ if (ctl->server.queryname)
+ xfree(ctl->server.queryname);
+
+ ctl->server.queryname = xstrdup(ctl->server.via);
+
+ if (ctl->server.truename)
+ xfree(ctl->server.truename);
+
+ ctl->server.truename = xstrdup(ctl->server.queryname);
+ pwmd_free(result);
+
+ /*
+ * Server port. Fetchmail tries standard ports for known services so it
+ * should be alright if this element isn't found. ctl->server.protocol is
+ * already set. This sets ctl->server.service.
+ */
+ error = pwmd_command(pwm, &result, "GET %s\t%s\tport", tmp, prot);
+
+ if (error) {
+ if (gpg_err_code(error) == GPG_ERR_NOT_FOUND)
+ report(stderr, GT_("pwmd: %s->%s->port: %s\n"), pwmd_account, prot, pwmd_strerror(error));
+ else {
+ exit_with_pwmd_error(error);
+ return 1;
+ }
+ }
+ else {
+ if (ctl->server.service)
+ xfree(ctl->server.service);
+
+ ctl->server.service = xstrdup(result);
+ pwmd_free(result);
+ }
+
+ /*
+ * Get the remote username. Element must be account->username.
+ */
+ error = pwmd_command(pwm, &result, "GET %s\tusername", tmp);
+
+ if (error) {
+ if (gpg_err_code(error) == GPG_ERR_NOT_FOUND) {
+ report(stderr, GT_("pwmd: %s->username: %s\n"), pwmd_account, pwmd_strerror(error));
+
+ if (!isatty(1)) {
+ pwmd_close(pwm);
+ pwm = NULL;
+ return 1;
+ }
+ }
+ else {
+ exit_with_pwmd_error(error);
+ return 1;
+ }
+ }
+ else {
+ if (ctl->remotename)
+ xfree(ctl->remotename);
+
+ if (ctl->server.esmtp_name)
+ xfree(ctl->server.esmtp_name);
+
+ ctl->remotename = xstrdup(result);
+ ctl->server.esmtp_name = xstrdup(result);
+ pwmd_free(result);
+ }
+
+ /*
+ * Get the remote password. Element must be account->password.
+ */
+ error = pwmd_command(pwm, &result, "GET %s\tpassword", tmp);
+
+ if (error) {
+ if (gpg_err_code(error) == GPG_ERR_NOT_FOUND) {
+ report(stderr, GT_("pwmd: %s->password: %s\n"), pwmd_account, pwmd_strerror(error));
+
+ if (!isatty(1)) {
+ pwmd_close(pwm);
+ pwm = NULL;
+ return 1;
+ }
+ }
+ else {
+ exit_with_pwmd_error(error);
+ return 1;
+ }
+ }
+ else {
+ if (ctl->password)
+ xfree(ctl->password);
+
+ ctl->password= xstrdup(result);
+ pwmd_free(result);
+ }
+
+#ifdef SSL_ENABLE
+ /*
+ * If there is a ssl element and set to 1, enable ssl for this account.
+ * Element path must be account->[protocol]->ssl.
+ */
+ error = pwmd_command(pwm, &result, "GET %s\t%s\tssl", tmp, prot);
+
+ if (error) {
+ if (gpg_err_code(error) == GPG_ERR_NOT_FOUND) {
+ report(stderr, GT_("pwmd: %s->%s->ssl: %s\n"), pwmd_account, prot, pwmd_strerror(error));
+
+ if (!isatty(1)) {
+ pwmd_close(pwm);
+ pwm = NULL;
+ return 1;
+ }
+ }
+ else {
+ exit_with_pwmd_error(error);
+ return 1;
+ }
+ }
+ else {
+ ctl->use_ssl = atoi(result) >= 1 ? FLAG_TRUE : FLAG_FALSE;
+ pwmd_free(result);
+ }
+
+ /*
+ * account->[protocol]->sslfingerprint.
+ */
+ error = pwmd_command(pwm, &result, "GET %s\t%s\tsslfingerprint", tmp, prot);
+
+ if (error) {
+ if (gpg_err_code(error) == GPG_ERR_NOT_FOUND) {
+ report(stderr, GT_("pwmd: %s->%s->sslfingerprint: %s\n"), pwmd_account, prot, pwmd_strerror(error));
+
+ if (!isatty(1)) {
+ pwmd_close(pwm);
+ pwm = NULL;
+ return 1;
+ }
+ }
+ else {
+ exit_with_pwmd_error(error);
+ return 1;
+ }
+ }
+ else {
+ if (ctl->sslfingerprint)
+ xfree(ctl->sslfingerprint);
+
+ ctl->sslfingerprint = xstrdup(result);
+ pwmd_free(result);
+ }
+#endif
+
+ xfree(tmp);
+ return 0;
+}
+#endif
int main(int argc, char **argv)
{
int bkgd = FALSE;
int implicitmode = FALSE;
+ flag safewithbg = FALSE; /** if parsed options are compatible with a
+ fetchmail copy running in the background */
struct query *ctl;
netrc_entry *netrc_list;
char *netrc_file, *tmpbuf;
#define IDFILE_NAME ".fetchids"
run.idfile = prependdir (IDFILE_NAME, fmhome);
-
outlevel = O_NORMAL;
/*
* call near the beginning of the polling loop for details). We want
* to be sure the lock gets nuked on any error exit, basically.
*/
- lock_dispose();
+ fm_lock_dispose();
#ifdef HAVE_GETCWD
/* save the current directory */
{
int i;
- i = parsecmdline(argc, argv, &cmd_run, &cmd_opts);
+ i = parsecmdline(argc, argv, &cmd_run, &cmd_opts, &safewithbg);
if (i < 0)
exit(PS_SYNTAX);
if (versioninfo)
{
const char *features =
-#ifdef POP2_ENABLE
- "+POP2"
-#endif /* POP2_ENABLE */
#ifndef POP3_ENABLE
"-POP3"
#endif /* POP3_ENABLE */
"-IMAP"
#endif /* IMAP_ENABLE */
#ifdef GSSAPI
- "+IMAP-GSS"
+ "+GSS"
#endif /* GSSAPI */
#ifdef RPA_ENABLE
"+RPA"
#ifdef ENABLE_NLS
"+NLS"
#endif /* ENABLE_NLS */
- "\n";
+#ifdef KERBEROS_V5
+ "+KRB5"
+#endif /* KERBEROS_V5 */
+#ifdef HAVE_LIBPWMD
+ "+PWMD"
+#endif /* HAVE_LIBPWMD */
+ ".\n";
printf(GT_("This is fetchmail release %s"), VERSION);
fputs(features, stdout);
+ puts("");
+ printcopyright(stdout);
+ puts("");
fputs("Fallback MDA: ", stdout);
#ifdef FALLBACK_MDA
fputs(FALLBACK_MDA, stdout);
fflush(stdout);
/* this is an attempt to help remote debugging */
- system("uname -a");
+ if (system("uname -a")) { /* NOOP to quench GCC complaint */ }
}
/* avoid parsing the config file if all we're doing is killing a daemon */
if (!quitonly)
implicitmode = load_params(argc, argv, optind);
-#if defined(HAVE_SYSLOG)
+ if (run.logfile) {
+ /* nodetach -> turn off logfile option */
+ if (nodetach) {
+ if (outlevel >= O_NORMAL) { fprintf(stderr, GT_("The nodetach option is in effect, ignoring logfile option.\n")); }
+ xfree(run.logfile);
+ }
+
+#if 0
+ /* not in daemon mode -> turn off logfile option */
+ if (0 == run.poll_interval) {
+ if (outlevel >= O_NORMAL) { fprintf(stderr, GT_("Not running in daemon mode, ignoring logfile option.\n")); }
+ xfree(run.logfile);
+ }
+#endif
+
+ /* log file not writable -> turn off logfile option */
+ if (run.logfile && 0 != access(run.logfile, F_OK)) {
+ if (outlevel >= O_NORMAL) { fprintf(stderr, GT_("Logfile \"%s\" does not exist, ignoring logfile option.\n"), run.logfile); }
+ xfree(run.logfile);
+ }
+
+ /* log file not writable -> turn off logfile option */
+ if (run.logfile && 0 != access(run.logfile, W_OK)) {
+ fprintf(stderr, GT_("Logfile \"%s\" is not writable, aborting.\n"), run.logfile);
+ xfree(run.logfile);
+ exit(PS_UNDEFINED);
+ }
+ }
+
/* logging should be set up early in case we were restarted from exec */
if (run.use_syslog)
{
-#if defined(LOG_MAIL)
openlog(program_name, LOG_PID, LOG_MAIL);
-#else
- /* Assume BSD4.2 openlog with two arguments */
- openlog(program_name, LOG_PID);
-#endif
- report_init(-1);
+ /* precedence: logfile (if effective) overrides syslog. */
+ if (run.logfile) {
+ syslog(LOG_ERR, GT_("syslog and logfile options are both set, ignoring syslog, and logging to %s"), run.logfile);
+ run.use_syslog = 0;
+ report_init((run.poll_interval == 0 || nodetach) && !run.logfile); /* when changing this, change copy below, too */
+ } else {
+ report_init(-1);
+ }
}
else
-#endif
- report_init((run.poll_interval == 0 || nodetach) && !run.logfile);
+ report_init((run.poll_interval == 0 || nodetach) && !run.logfile); /* when changing this, change copy above, too */
+
+#ifdef POP3_ENABLE
+ /* initialize UID handling */
+ {
+ int st;
+
+ if (!versioninfo && (st = prc_filecheck(run.idfile, !versioninfo)) != 0)
+ exit(st);
+ else
+ initialize_saved_lists(querylist, run.idfile);
+ }
+#endif /* POP3_ENABLE */
/* construct the lockfile */
- lock_setup();
+ fm_lock_setup(&run);
-#ifdef HAVE_SETRLIMIT
/*
* Before getting passwords, disable core dumps unless -v -d0 mode is on.
* Core dumps could otherwise contain passwords to be scavenged by a
corelimit.rlim_max = 0;
setrlimit(RLIMIT_CORE, &corelimit);
}
-#endif /* HAVE_SETRLIMIT */
#define NETRC_FILE ".netrc"
/* parse the ~/.netrc file (if present) for future password lookups. */
}
}
+ free_netrc(netrc_list);
+ netrc_list = 0;
+
/* perhaps we just want to check options? */
if (versioninfo)
{
}
/* check for another fetchmail running concurrently */
- pid = lock_state();
+ pid = fm_lock_state();
bkgd = (pid < 0);
pid = bkgd ? -pid : pid;
}
else if (kill(pid, SIGTERM) < 0)
{
- fprintf(stderr,GT_("fetchmail: error killing %s fetchmail at %d; bailing out.\n"),
- bkgd ? GT_("background") : GT_("foreground"), pid);
+ fprintf(stderr,GT_("fetchmail: error killing %s fetchmail at %ld; bailing out.\n"),
+ bkgd ? GT_("background") : GT_("foreground"), (long)pid);
exit(PS_EXCLUDE);
}
else
int maxwait;
if (outlevel > O_SILENT)
- fprintf(stderr,GT_("fetchmail: %s fetchmail at %d killed.\n"),
- bkgd ? GT_("background") : GT_("foreground"), pid);
+ fprintf(stderr,GT_("fetchmail: %s fetchmail at %ld killed.\n"),
+ bkgd ? GT_("background") : GT_("foreground"), (long)pid);
/* We used to nuke the other process's lock here, with
* fm_lock_release(), which is broken. The other process
* needs to clear its lock by itself. */
else if (!implicitmode)
{
fprintf(stderr,
- GT_("fetchmail: can't poll specified hosts with another fetchmail running at %d.\n"),
- pid);
+ GT_("fetchmail: can't poll specified hosts with another fetchmail running at %ld.\n"),
+ (long)pid);
return(PS_EXCLUDE);
}
else if (!bkgd)
{
fprintf(stderr,
- GT_("fetchmail: another foreground fetchmail is running at %d.\n"),
- pid);
+ GT_("fetchmail: another foreground fetchmail is running at %ld.\n"),
+ (long)pid);
return(PS_EXCLUDE);
}
else if (getpid() == pid)
/* this test enables re-execing on a changed rcfile */
- lock_assert();
- else if (argc > 1)
+ fm_lock_assert();
+ else if (argc > 1 && !safewithbg)
{
fprintf(stderr,
GT_("fetchmail: can't accept options while a background fetchmail is running.\n"));
+ {
+ int i;
+ fprintf(stderr, "argc = %d, arg list:\n", argc);
+ for (i = 1; i < argc; i++) fprintf(stderr, "arg %d = \"%s\"\n", i, argv[i]);
+ }
return(PS_EXCLUDE);
}
else if (kill(pid, SIGUSR1) == 0)
{
- fprintf(stderr,
- GT_("fetchmail: background fetchmail at %d awakened.\n"),
- pid);
+ if (outlevel > O_SILENT)
+ fprintf(stderr,
+ GT_("fetchmail: background fetchmail at %ld awakened.\n"),
+ (long)pid);
return(0);
}
else
* SIGUSR1/SIGHUP transmission.
*/
fprintf(stderr,
- GT_("fetchmail: elder sibling at %d died mysteriously.\n"),
- pid);
+ GT_("fetchmail: elder sibling at %ld died mysteriously.\n"),
+ (long)pid);
return(PS_UNDEFINED);
}
}
const char* password_prompt = GT_("Enter password for %s@%s: ");
size_t pplen = strlen(password_prompt) + strlen(ctl->remotename) + strlen(ctl->server.pollname) + 1;
- tmpbuf = xmalloc(pplen);
+ tmpbuf = (char *)xmalloc(pplen);
snprintf(tmpbuf, pplen, password_prompt,
ctl->remotename, ctl->server.pollname);
ctl->password = xstrdup((char *)fm_getpassword(tmpbuf));
/* avoid zombies from plugins */
deal_with_sigchld();
+ /* Fix up log destination - if the if() is true, the precedence rule
+ * above hasn't killed off the syslog option, because the logfile
+ * option is ineffective (because we're not detached or not in
+ * deamon mode), so kill it for the benefit of other parts of the
+ * code. */
+ if (run.logfile && run.use_syslog)
+ run.logfile = 0;
+
/*
* Maybe time to go to demon mode...
*/
if (run.poll_interval)
{
- if (!nodetach)
- daemonize(run.logfile, terminate_run);
- report(stdout, GT_("starting fetchmail %s daemon \n"), VERSION);
+ if (!nodetach) {
+ int rc;
+
+ rc = daemonize(run.logfile);
+ if (rc) {
+ report(stderr, GT_("fetchmail: Cannot detach into background. Aborting.\n"));
+ exit(rc);
+ }
+ }
+ report(stdout, GT_("starting fetchmail %s daemon\n"), VERSION);
/*
* We'll set up a handler for these when we're sleeping,
}
else
{
- if (run.logfile && !nodetach && access(run.logfile, F_OK) == 0)
- {
+ /* not in daemon mode */
+ if (run.logfile)
+ {
if (!freopen(run.logfile, "a", stdout))
- report(stderr, GT_("could not open %s to append logs to \n"), run.logfile);
+ report(stderr, GT_("could not open %s to append logs to\n"), run.logfile);
if (!freopen(run.logfile, "a", stderr))
- report(stdout, GT_("could not open %s to append logs to \n"), run.logfile);
+ report(stdout, GT_("could not open %s to append logs to\n"), run.logfile);
}
}
set_signal_handler(SIGINT, terminate_run);
set_signal_handler(SIGTERM, terminate_run);
set_signal_handler(SIGALRM, terminate_run);
- set_signal_handler(SIGPIPE, terminate_run);
+ set_signal_handler(SIGPIPE, SIG_IGN);
set_signal_handler(SIGQUIT, terminate_run);
/* here's the exclusion lock */
- lock_or_die();
+ fm_lock_or_die();
+
+ if (check_only && outlevel >= O_VERBOSE) {
+ report(stdout, GT_("--check mode enabled, not fetching mail\n"));
+ }
/*
* Query all hosts. If there's only one, the error return will
* leaks...
*/
struct stat rcstat;
+#ifdef HAVE_LIBPWMD
+ time_t now;
- if (stat(rcfile, &rcstat) == -1)
- {
+ time(&now);
+#endif
+
+ if (strcmp(rcfile, "-") == 0) {
+ /* do nothing */
+ } else if (stat(rcfile, &rcstat) == -1) {
if (errno != ENOENT)
report(stderr,
GT_("couldn't time-check %s (error %d)\n"),
rcfile, errno);
}
+#ifdef HAVE_LIBPWMD
+ /*
+ * isatty() to make sure this is a background process since the
+ * lockfile is removed after each invokation.
+ */
+ else if (!isatty(1) && rcstat.st_mtime > parsetime)
+#else
else if (rcstat.st_mtime > parsetime)
+#endif
{
report(stdout, GT_("restarting fetchmail (%s changed)\n"), rcfile);
report(stderr, GT_("attempt to re-exec fetchmail failed\n"));
}
-#if defined(HAVE_RES_SEARCH) && defined(USE_TCPIP_FOR_DNS)
- /*
- * This was an efficiency hack that backfired. The theory
- * was that using TCP/IP for DNS queries would get us better
- * reliability and shave off some per-UDP-packet costs.
- * Unfortunately it interacted badly with diald, which effectively
- * filters out DNS queries over TCP/IP for reasons having to do
- * with some obscure Linux kernel problem involving bootstrapping of
- * dynamically-addressed links. I don't understand this mess
- * and don't want to, so it's "See ya!" to this hack.
- */
- sethostent(TRUE); /* use TCP/IP for mailserver queries */
-#endif /* HAVE_RES_SEARCH */
+#ifdef HAVE_RES_SEARCH
+ /* Boldly assume that we also have res_init() if we have
+ * res_search(), and call res_init() to re-read the resolv.conf
+ * file, so that we can pick up changes to that file that are
+ * written by dhpccd, dhclient, pppd, openvpn and similar. */
+
+ /* NOTE: This assumes that /etc/resolv.conf is written
+ * atomically (i. e. a temporary file is written, flushed and
+ * then renamed into place). To fix Debian Bug#389270. */
+
+ /* NOTE: If this leaks memory or doesn't re-read
+ * /etc/resolv.conf, we're in trouble. The res_init() interface
+ * is only lightly documented :-( */
+ res_init();
+#endif
activecount = 0;
batchcount = 0;
dofastuidl = 0; /* this is reset in the driver if required */
+#ifdef HAVE_LIBPWMD
+ /*
+ * At each poll interval, check the pwmd server for
+ * changes in host and auth settings.
+ */
+ if (ctl->pwmd_file) {
+ if (do_pwmd_connect(ctl->pwmd_socket, ctl->pwmd_file))
+ continue;
+
+ if (get_pwmd_details(ctl->server.pollname, ctl->server.protocol, ctl))
+ continue;
+ }
+#endif
querystatus = query_host(ctl);
if (NUM_NONZERO(ctl->fastuidl))
}
}
-#if defined(HAVE_RES_SEARCH) && defined(USE_TCPIP_FOR_DNS)
- endhostent(); /* release TCP/IP connection to nameserver */
-#endif /* HAVE_RES_SEARCH */
-
+#ifdef HAVE_LIBPWMD
+ if (pwm) {
+ pwmd_close(pwm);
+ pwm = NULL;
+ }
+#endif
/* close connections cleanly */
terminate_poll(0);
exit(PS_AUTHFAIL);
}
- if (outlevel > O_SILENT)
- report(stdout,
- GT_("sleeping at %s\n"), timestamp());
+ if ((outlevel > O_SILENT && !run.use_syslog && isatty(1))
+ || outlevel > O_NORMAL)
+ report(stdout,
+ GT_("sleeping at %s for %d seconds\n"), timestamp(), run.poll_interval);
/*
* With this simple hack, we make it possible for a foreground
* for people who think all system daemons wake up on SIGHUP.
*/
set_signal_handler(SIGUSR1, donothing);
- if (getuid() != ROOT_UID)
+ if (getuid() == ROOT_UID)
set_signal_handler(SIGHUP, donothing);
/*
ctl->wedged = FALSE;
}
- if (outlevel > O_SILENT)
+ if ((outlevel > O_SILENT && !run.use_syslog && isatty(1))
+ || outlevel > O_NORMAL)
report(stdout, GT_("awakened at %s\n"), timestamp());
}
- } while
- (run.poll_interval);
+ } while (run.poll_interval);
if (outlevel >= O_VERBOSE)
report(stdout, GT_("normal termination, status %d\n"),
FLAG_MERGE(server.skip);
FLAG_MERGE(server.dns);
FLAG_MERGE(server.checkalias);
- FLAG_MERGE(server.uidl);
FLAG_MERGE(server.principal);
#ifdef CAN_MONITOR
FLAG_MERGE(server.plugin);
FLAG_MERGE(server.plugout);
FLAG_MERGE(server.tracepolls);
+ FLAG_MERGE(server.badheader);
+ FLAG_MERGE(server.retrieveerror);
FLAG_MERGE(wildcard);
FLAG_MERGE(remotename);
FLAG_MERGE(sslcert);
FLAG_MERGE(sslproto);
FLAG_MERGE(sslcertck);
+ FLAG_MERGE(sslcertfile);
FLAG_MERGE(sslcertpath);
+ FLAG_MERGE(sslcommonname);
FLAG_MERGE(sslfingerprint);
#endif
FLAG_MERGE(expunge);
char *p;
run.bouncemail = TRUE;
+ run.softbounce = TRUE; /* treat permanent errors as temporary */
run.spambounce = FALSE; /* don't bounce back to innocent bystanders */
memset(&def_opts, '\0', sizeof(struct query));
def_opts.server.protocol = P_AUTO;
def_opts.server.timeout = CLIENT_TIMEOUT;
def_opts.server.esmtp_name = user;
+ def_opts.server.badheader = BHREJECT;
def_opts.warnings = WARNING_INTERVAL;
def_opts.remotename = user;
def_opts.listener = SMTP_MODE;
def_opts.fetchsizelimit = 100;
- def_opts.fastuidl = 10;
+ def_opts.fastuidl = 4;
/* get the location of rcfile */
rcfiledir[0] = 0;
p = strrchr (rcfile, '/');
- if (p && (p - rcfile) < sizeof (rcfiledir)) {
+ if (p && (size_t)(p - rcfile) < sizeof (rcfiledir)) {
*p = 0; /* replace '/' by '0' */
strlcpy (rcfiledir, rcfile, sizeof(rcfiledir));
*p = '/'; /* restore '/' */
}
/* note the parse time, so we can pick up on modifications */
- parsetime = 0; /* foil compiler warnings */
- if (stat(rcfile, &rcstat) != -1)
- parsetime = rcstat.st_mtime;
- else if (errno != ENOENT)
- report(stderr, GT_("couldn't time-check the run-control file\n"));
+ if (strcmp(rcfile, "-") == 0)
+ parsetime = time(NULL);
+ else {
+ if (stat(rcfile, &rcstat) != -1)
+ parsetime = rcstat.st_mtime;
+ else if (errno != ENOENT)
+ report(stderr, GT_("couldn't time-check the run-control file\n"));
+ }
/* this builds the host list */
if ((st = prc_parse_file(rcfile, !versioninfo)) != 0)
if ((implicitmode = (optind >= argc)))
{
+#ifdef HAVE_LIBPWMD
+ for (ctl = querylist; ctl; ctl = ctl->next) {
+ ctl->active = !ctl->server.skip;
+
+ if (ctl->pwmd_file) {
+ /*
+ * Cannot get an element path without a service.
+ */
+ if (ctl->server.protocol <= 1) {
+ report(stderr, GT_("fetchmail: %s configuration invalid, pwmd_file requires a protocol specification\n"),
+ ctl->server.pollname);
+ pwmd_close(pwm);
+ exit(PS_SYNTAX);
+ }
+
+ if (do_pwmd_connect(ctl->pwmd_socket, ctl->pwmd_file))
+ continue;
+
+ if (get_pwmd_details(ctl->server.pollname, ctl->server.protocol,
+ ctl))
+ continue;
+
+ time(&rcstat.st_mtime);
+ }
+ }
+
+#else
for (ctl = querylist; ctl; ctl = ctl->next)
ctl->active = !ctl->server.skip;
+#endif
}
else
for (; optind < argc; optind++)
|| str_in_list(&ctl->server.akalist, argv[optind], TRUE))
{
/* Is this correct? */
- if (predeclared && outlevel == O_VERBOSE)
+ if (predeclared && outlevel >= O_VERBOSE)
fprintf(stderr,GT_("Warning: multiple mentions of host %s in config file\n"),argv[optind]);
ctl->active = TRUE;
predeclared = TRUE;
+#ifdef HAVE_LIBPWMD
+ if (ctl->pwmd_file) {
+ /*
+ * Cannot get an element path without a service.
+ */
+ if (ctl->server.protocol <= 1) {
+ report(stderr, GT_("%s configuration invalid, pwmd_file requires a protocol specification\n"),
+ ctl->server.pollname);
+ exit(PS_SYNTAX);
+ }
+
+ fprintf(stderr, "%s(%i): %s\n", __FILE__, __LINE__, __FUNCTION__);
+ if (do_pwmd_connect(ctl->pwmd_socket, ctl->pwmd_file))
+ continue;
+
+ if (get_pwmd_details(ctl->server.pollname,
+ ctl->server.protocol, ctl))
+ continue;
+ }
+#endif
}
if (!predeclared)
* call later on.
*/
ctl = hostalloc((struct query *)NULL);
+#ifdef HAVE_LIBPWMD
+ if (cmd_opts.pwmd_file) {
+ /*
+ * Cannot get an element path without a service.
+ */
+ if (cmd_opts.server.protocol == 0 || cmd_opts.server.protocol == 1) {
+ report(stderr, GT_("Option --pwmd-file needs a service (-p) parameter.\n"));
+ exit(PS_SYNTAX);
+ }
+
+ fprintf(stderr, "%s(%i): %s\n", __FILE__, __LINE__, __FUNCTION__);
+ if (do_pwmd_connect(cmd_opts.pwmd_socket, cmd_opts.pwmd_file))
+ continue;
+
+ if (get_pwmd_details(argv[optind], cmd_opts.server.protocol,
+ ctl))
+ continue;
+ }
+ else
+ ctl->server.via =
+ ctl->server.pollname = xstrdup(argv[optind]);
+#else
ctl->server.via =
ctl->server.pollname = xstrdup(argv[optind]);
+#endif
ctl->active = TRUE;
ctl->server.lead_server = (struct hostdata *)NULL;
}
/*
* If there's a defaults record, merge it and lose it.
+ * FIXME: we don't currently free all entries that might be in struct query.
*/
if (querylist && strcmp(querylist->server.pollname, "defaults") == 0)
{
+ struct query *tmpq;
+
for (ctl = querylist->next; ctl; ctl = ctl->next)
optmerge(ctl, querylist, FALSE);
+ tmpq = querylist;
querylist = querylist->next;
+ free(tmpq->server.pollname);
+ free(tmpq);
}
/* don't allow a defaults record after the first */
run.logfile = cmd_run.logfile;
if (cmd_run.idfile)
run.idfile = cmd_run.idfile;
+ if (cmd_run.pidfile)
+ run.pidfile = cmd_run.pidfile;
/* do this before the keep/fetchall test below, otherwise -d0 may fail */
if (cmd_run.poll_interval >= 0)
run.poll_interval = cmd_run.poll_interval;
if (cmd_run.invisible)
- run.invisible = cmd_run.invisible;
+ run.invisible = (cmd_run.invisible == FLAG_TRUE);
if (cmd_run.showdots)
- run.showdots = cmd_run.showdots;
+ run.showdots = (cmd_run.showdots == FLAG_TRUE);
if (cmd_run.use_syslog)
run.use_syslog = (cmd_run.use_syslog == FLAG_TRUE);
if (cmd_run.postmaster)
run.postmaster = cmd_run.postmaster;
if (cmd_run.bouncemail)
- run.bouncemail = cmd_run.bouncemail;
+ run.bouncemail = (cmd_run.bouncemail == FLAG_TRUE);
+ if (cmd_run.softbounce)
+ run.softbounce = (cmd_run.softbounce == FLAG_TRUE);
/* check and daemon options are not compatible */
if (check_only && run.poll_interval)
for (ctl = querylist; ctl; ctl = ctl->next)
if (ctl->active &&
(ctl->server.protocol==P_ETRN || ctl->server.protocol==P_ODMR
- || ctl->server.authenticate == A_KERBEROS_V4
|| ctl->server.authenticate == A_KERBEROS_V5))
{
fetchmailhost = host_fqdn(1);
flag = FALSE;\
else\
flag = (dflt)
- /* one global gets treated specially */
- DEFAULT(run.showdots, run.poll_interval==0 || nodetach);
/* merge in wired defaults, do sanity checks and prepare internal fields */
for (ctl = querylist; ctl; ctl = ctl->next)
DEFAULT(ctl->mimedecode, FALSE);
DEFAULT(ctl->idle, FALSE);
DEFAULT(ctl->server.dns, TRUE);
- DEFAULT(ctl->server.uidl, FALSE);
DEFAULT(ctl->use_ssl, FALSE);
DEFAULT(ctl->sslcertck, FALSE);
DEFAULT(ctl->server.checkalias, FALSE);
}
#endif /* SSL_ENABLE */
#undef DEFAULT
+#ifndef KERBEROS_V5
+ if (ctl->server.authenticate == A_KERBEROS_V5) {
+ report(stderr, GT_("KERBEROS v5 support is configured, but not compiled in.\n"));
+ exit(PS_SYNTAX);
+ }
+#endif
+#ifndef GSSAPI
+ if (ctl->server.authenticate == A_GSSAPI) {
+ report(stderr, GT_("GSSAPI support is configured, but not compiled in.\n"));
+ exit(PS_SYNTAX);
+ }
+#endif
/*
* Make sure we have a nonempty host list to forward to.
if (!ctl->localnames) /* for local delivery via SMTP */
save_str_pair(&ctl->localnames, user, NULL);
-#ifndef HAVE_RES_SEARCH
- /* can't handle multidrop mailboxes unless we can do DNS lookups */
- if (MULTIDROP(ctl) && ctl->server.dns)
- {
- ctl->server.dns = FALSE;
- report(stderr, GT_("fetchmail: warning: no DNS available to check multidrop fetches from %s\n"), ctl->server.pollname);
- }
-#endif /* !HAVE_RES_SEARCH */
/*
* can't handle multidrop mailboxes without "envelope"
ctl->server.pollname);
exit(PS_SYNTAX);
}
- if (ctl->server.protocol == P_RPOP && port >= 1024)
- {
- (void) fprintf(stderr,
- GT_("fetchmail: %s configuration invalid, RPOP requires a privileged port\n"),
- ctl->server.pollname);
- exit(PS_SYNTAX);
- }
}
if (ctl->listener == LMTP_MODE)
{
{
char *cp;
- if (!(cp = strrchr(idp->id, '/')) ||
- ++cp, (0 == strcmp(cp, SMTP_PORT))
- || servport(cp) == SMTP_PORT_NUM)
+ if (!(cp = strrchr(idp->id, '/'))
+ || (0 == strcmp(cp + 1, SMTP_PORT))
+ || servport(cp + 1) == SMTP_PORT_NUM)
{
(void) fprintf(stderr,
GT_("%s configuration invalid, LMTP can't use default SMTP port\n"),
* "I beg to you, have mercy on the we[a]k minds like myself."
* wrote Pehr Anderson. Your petition is granted.
*/
- if (ctl->fetchall && ctl->keep && run.poll_interval && !nodetach)
+ if (ctl->fetchall && ctl->keep && (run.poll_interval || ctl->idle) && !nodetach && !configdump)
{
(void) fprintf(stderr,
- GT_("Both fetchall and keep on in daemon mode is a mistake!\n"));
- exit(PS_SYNTAX);
+ GT_("Both fetchall and keep on in daemon or idle mode is a mistake!\n"));
}
}
}
-#ifdef POP3_ENABLE
- /* initialize UID handling */
- if (!versioninfo && (st = prc_filecheck(run.idfile, !versioninfo)) != 0)
- exit(st);
- else
- initialize_saved_lists(querylist, run.idfile);
-#endif /* POP3_ENABLE */
-
/*
* If the user didn't set a last-resort user to get misaddressed
* multidrop mail, set an appropriate default here.
return(implicitmode);
}
-static RETSIGTYPE terminate_poll(int sig)
+static void terminate_poll(int sig)
/* to be executed at the end of a poll cycle */
{
#endif /* POP3_ENABLE */
}
-static RETSIGTYPE terminate_run(int sig)
+static void terminate_run(int sig)
/* to be executed on normal or signal-induced termination */
{
struct query *ctl;
if (ctl->password)
memset(ctl->password, '\0', strlen(ctl->password));
-#if !defined(HAVE_ATEXIT)
- fm_lock_release();
-#endif
if (activecount == 0)
exit(PS_NOMAIL);
#ifdef POP3_ENABLE
P_POP3,
#endif /* POP3_ENABLE */
-#ifdef POP2_ENABLE
- P_POP2
-#endif /* POP2_ENABLE */
};
static int query_host(struct query *ctl)
/* perform fetch transaction with single host */
{
- int i, st = 0;
+ size_t i;
+ int st = 0;
/*
* If we're syslogging the progress messages are automatically timestamped.
}
ctl->server.protocol = P_AUTO;
break;
- case P_POP2:
-#ifdef POP2_ENABLE
- st = doPOP2(ctl);
-#else
- report(stderr, GT_("POP2 support is not configured.\n"));
- st = PS_PROTOCOL;
-#endif /* POP2_ENABLE */
- break;
case P_POP3:
- case P_APOP:
- case P_RPOP:
#ifdef POP3_ENABLE
do {
st = doPOP3(ctl);
return(st);
}
+static int print_id_of(struct uid_db_record *rec, void *unused)
+{
+ (void)unused;
+
+ printf("\t%s\n", rec->id);
+ return 0;
+}
static void dump_params (struct runctl *runp,
struct query *querylist, flag implicit)
/* display query parameters in English */
printf(GT_("Logfile is %s\n"), runp->logfile);
if (strcmp(runp->idfile, IDFILE_NAME))
printf(GT_("Idfile is %s\n"), runp->idfile);
-#if defined(HAVE_SYSLOG)
if (runp->use_syslog)
printf(GT_("Progress messages will be logged via syslog\n"));
-#endif
if (runp->invisible)
printf(GT_("Fetchmail will masquerade and will not generate Received\n"));
if (runp->showdots)
else if (outlevel >= O_VERBOSE)
printf(GT_("Fetchmail will direct error mail to the sender.\n"));
+ if (!runp->softbounce)
+ printf(GT_("Fetchmail will treat permanent errors as permanent (drop messages).\n"));
+ else if (outlevel >= O_VERBOSE)
+ printf(GT_("Fetchmail will treat permanent errors as temporary (keep messages).\n"));
+
for (ctl = querylist; ctl; ctl = ctl->next)
{
if (!ctl->active || (implicit && ctl->server.skip))
printf(GT_(" Password will be prompted for.\n"));
else if (outlevel >= O_VERBOSE)
{
- if (ctl->server.protocol == P_APOP)
- printf(GT_(" APOP secret = \"%s\".\n"),
- visbuf(ctl->password));
- else if (ctl->server.protocol == P_RPOP)
- printf(GT_(" RPOP id = \"%s\".\n"),
- visbuf(ctl->password));
- else
- printf(GT_(" Password = \"%s\".\n"),
- visbuf(ctl->password));
+ printf(GT_(" Password = \"%s\".\n"),
+ visbuf(ctl->password));
}
}
if (ctl->server.protocol == P_POP3
&& ctl->server.service && !strcmp(ctl->server.service, KPOP_PORT)
- && (ctl->server.authenticate == A_KERBEROS_V4 ||
- ctl->server.authenticate == A_KERBEROS_V5))
+ && (ctl->server.authenticate == A_KERBEROS_V5))
printf(GT_(" Protocol is KPOP with Kerberos %s authentication"),
ctl->server.authenticate == A_KERBEROS_V5 ? "V" : "IV");
else
printf(GT_(" (using service %s)"), ctl->server.service);
else if (outlevel >= O_VERBOSE)
printf(GT_(" (using default port)"));
- if (ctl->server.uidl && MAILBOX_PROTOCOL(ctl))
- printf(GT_(" (forcing UIDL use)"));
putchar('.');
putchar('\n');
switch (ctl->server.authenticate)
printf(GT_(" OTP authentication will be forced.\n"));
break;
case A_CRAM_MD5:
- printf(GT_(" CRAM-Md5 authentication will be forced.\n"));
+ printf(GT_(" CRAM-MD5 authentication will be forced.\n"));
break;
case A_GSSAPI:
printf(GT_(" GSSAPI authentication will be forced.\n"));
break;
- case A_KERBEROS_V4:
- printf(GT_(" Kerberos V4 authentication will be forced.\n"));
- break;
case A_KERBEROS_V5:
printf(GT_(" Kerberos V5 authentication will be forced.\n"));
break;
case A_SSH:
printf(GT_(" End-to-end encryption assumed.\n"));
break;
+ case A_APOP:
+ printf(GT_(" APOP authentication will be forced.\n"));
+ break;
+ default:
+ abort();
}
if (ctl->server.principal != (char *) NULL)
printf(GT_(" Mail service principal is: %s\n"), ctl->server.principal);
printf(GT_(" SSL protocol: %s.\n"), ctl->sslproto);
if (ctl->sslcertck) {
printf(GT_(" SSL server certificate checking enabled.\n"));
- if (ctl->sslcertpath != NULL)
- printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
}
+ if (ctl->sslcertfile != NULL)
+ printf(GT_(" SSL trusted certificate file: %s\n"), ctl->sslcertfile);
+ if (ctl->sslcertpath != NULL)
+ printf(GT_(" SSL trusted certificate directory: %s\n"), ctl->sslcertpath);
+ if (ctl->sslcommonname != NULL)
+ printf(GT_(" SSL server CommonName: %s\n"), ctl->sslcommonname);
if (ctl->sslfingerprint != NULL)
printf(GT_(" SSL key fingerprint (checked against the server key): %s\n"), ctl->sslfingerprint);
#endif
printf(GT_(" Selected mailboxes are:"));
for (idp = ctl->mailboxes; idp; idp = idp->next)
- printf(" %s", (char *)idp->id);
+ printf(" %s", idp->id);
printf("\n");
}
printf(ctl->fetchall
printf(GT_(" Domains for which mail will be fetched are:"));
for (idp = ctl->domainlist; idp; idp = idp->next)
{
- printf(" %s", (char *)idp->id);
+ printf(" %s", idp->id);
if (!idp->val.status.mark)
printf(GT_(" (default)"));
}
ctl->listener);
for (idp = ctl->smtphunt; idp; idp = idp->next)
{
- printf(" %s", (char *)idp->id);
+ printf(" %s", idp->id);
if (!idp->val.status.mark)
printf(GT_(" (default)"));
}
{
for (idp = ctl->localnames; idp; idp = idp->next)
if (idp->val.id2)
- printf("\t%s -> %s\n", (char *)idp->id, (char *)idp->val.id2);
+ printf("\t%s -> %s\n", idp->id, idp->val.id2);
else
- printf("\t%s\n", (char *)idp->id);
+ printf("\t%s\n", idp->id);
if (ctl->wildcard)
fputs("\t*\n", stdout);
}
if (ctl->server.akalist)
{
- struct idlist *idp;
-
printf(GT_(" Predeclared mailserver aliases:"));
for (idp = ctl->server.akalist; idp; idp = idp->next)
- printf(" %s", (char *)idp->id);
+ printf(" %s", idp->id);
putchar('\n');
}
+
if (ctl->server.localdomains)
{
- struct idlist *idp;
-
printf(GT_(" Local domains:"));
for (idp = ctl->server.localdomains; idp; idp = idp->next)
- printf(" %s", (char *)idp->id);
+ printf(" %s", idp->id);
putchar('\n');
}
}
else if (outlevel >= O_VERBOSE)
printf(GT_(" No plugout command specified.\n"));
- if (ctl->server.protocol > P_POP2 && MAILBOX_PROTOCOL(ctl))
+ if (MAILBOX_PROTOCOL(ctl))
{
- if (!ctl->oldsaved)
+ int count;
+
+ if (!(count = uid_db_n_records(&ctl->oldsaved)))
printf(GT_(" No UIDs saved from this host.\n"));
else
{
- struct idlist *idp;
- int count = 0;
-
- for (idp = ctl->oldsaved; idp; idp = idp->next)
- ++count;
printf(GT_(" %d UIDs saved.\n"), count);
- if (outlevel >= O_VERBOSE)
- for (idp = ctl->oldsaved; idp; idp = idp->next)
- printf("\t%s\n", (char *)idp->id);
+ traverse_uid_db(&ctl->oldsaved, print_id_of, NULL);
}
}
if (ctl->server.tracepolls)
printf(GT_(" Poll trace information will be added to the Received header.\n"));
else if (outlevel >= O_VERBOSE)
- printf(GT_(" No poll trace information will be added to the Received header.\n.\n"));
+ printf(GT_(" No poll trace information will be added to the Received header.\n"));
+
+ switch (ctl->server.badheader) {
+ case BHREJECT:
+ if (outlevel >= O_VERBOSE)
+ printf(GT_(" Messages with bad headers will be rejected.\n"));
+ break;
+ case BHACCEPT:
+ printf(GT_(" Messages with bad headers will be passed on.\n"));
+ break;
+ }
+
+ switch (ctl->server.retrieveerror) {
+ case RE_ABORT:
+ if (outlevel >= O_VERBOSE)
+ printf(GT_(" Messages with fetch body errors will cause the session to abort.\n"));
+ break;
+ case RE_CONTINUE:
+ printf(GT_(" Messages with fetch body errors will be skipped, the session will continue.\n"));
+ break;
+ case RE_MARKSEEN:
+ printf(GT_(" Messages with fetch body errors will be marked seen, the session will continue.\n"));
+ break;
+ }
if (ctl->properties)
printf(GT_(" Pass-through properties \"%s\".\n"),
projects / ~andy / fetchmail / blobdiff