10 use POSIX
qw(strftime);
15 use Time
::HiRes qw
(gettimeofday
);
46 my $valid_pmg_realms = ['pam', 'pmg', 'quarantine'];
48 PVE
::JSONSchema
::register_standard_option
('realm', {
49 description
=> "Authentication domain ID",
51 enum
=> $valid_pmg_realms,
55 PVE
::JSONSchema
::register_standard_option
('pmg-starttime', {
56 description
=> "Only consider entries newer than 'starttime' (unix epoch). Default is 'now - 1day'.",
62 PVE
::JSONSchema
::register_standard_option
('pmg-endtime', {
63 description
=> "Only consider entries older than 'endtime' (unix epoch). This is set to '<start> + 1day' by default.",
69 PVE
::JSONSchema
::register_format
('pmg-userid', \
&verify_username
);
71 my ($username, $noerr) = @_;
73 $username = '' if !$username;
74 my $len = length($username);
76 die "user name '$username' is too short\n" if !$noerr;
80 die "user name '$username' is too long ($len > 64)\n" if !$noerr;
84 # we only allow a limited set of characters
85 # colon is not allowed, because we store usernames in
86 # colon separated lists)!
87 # slash is not allowed because it is used as pve API delimiter
88 # also see "man useradd"
89 my $realm_list = join('|', @$valid_pmg_realms);
90 if ($username =~ m!^([^\s:/]+)\@(${realm_list})$!) {
91 return wantarray ?
($username, $1, $2) : $username;
94 die "value '$username' does not look like a valid user name\n" if !$noerr;
99 PVE
::JSONSchema
::register_standard_option
('userid', {
100 description
=> "User ID",
101 type
=> 'string', format
=> 'pmg-userid',
106 PVE
::JSONSchema
::register_standard_option
('username', {
107 description
=> "Username (without realm)",
109 pattern
=> '[^\s:\/\@]{3,60}',
114 PVE
::JSONSchema
::register_standard_option
('pmg-email-address', {
115 description
=> "Email Address (allow most characters).",
117 pattern
=> '(?:[^\s\/\\\@]+\@[^\s\/\\\@]+)',
122 PVE
::JSONSchema
::register_standard_option
('pmg-whiteblacklist-entry-list', {
123 description
=> "White/Blacklist entry list (allow most characters). Can contain globs",
125 pattern
=> '(?:[^\s\/\\\;\,]+)(?:\,[^\s\/\\\;\,]+)*',
130 my ($dbh, $seq) = @_;
132 return $dbh->last_insert_id(
133 undef, undef, undef, undef, { sequence
=> $seq});
136 # quote all regex operators
140 $val =~ s/([\(\)\[\]\/\}\+\*\?\.\|\^\$\\])/\\$1/g;
145 sub file_older_than
{
146 my ($filename, $lasttime) = @_;
148 my $st = stat($filename);
150 return 0 if !defined($st);
152 return ($lasttime >= $st->ctime);
155 sub extract_filename
{
158 if (my $value = $head->recommended_filename()) {
160 if (my $decvalue = MIME
::Words
::decode_mimewords
($value)) {
161 $decvalue =~ s/\0/ /g;
162 $decvalue = PVE
::Tools
::trim
($decvalue);
171 my ($entity, $add_id, $id) = @_;
175 foreach my $tag (grep {/^x-proxmox-tmp/i} $entity->head->tags) {
176 $entity->head->delete ($tag);
179 $entity->head->replace('X-Proxmox-tmp-AID', $id) if $add_id;
181 foreach my $part ($entity->parts) {
182 $id = remove_marks
($part, $add_id, $id + 1);
189 my ($body, $dh) = @_;
193 foreach my $k (keys %$dh) {
196 $body =~ s/__\Q${k}\E__/$v/gs;
204 my ($entity, $sender, $targets, $xforward, $me, $nodsn) = @_;
212 my $smtp = Net
::SMTP-
>new('127.0.0.1', Port
=> 10025, Hello
=> $me) ||
213 die "unable to connect to localhost at port 10025";
215 if (defined($xforward)) {
218 foreach my $attr (keys %{$xforward}) {
219 $xfwd .= " $attr=$xforward->{$attr}";
222 if ($xfwd && $smtp->command("XFORWARD", $xfwd)->response() != CMD_OK
) {
223 syslog
('err', "xforward error - got: %s %s", $smtp->code, scalar($smtp->message));
227 my $has_utf8_targets = 0;
228 foreach my $target (@$targets) {
229 if (utf8
::is_utf8
($target)) {
230 $has_utf8_targets = 1;
235 my $mail_opts = " BODY=8BITMIME";
237 if (utf8
::is_utf8
($sender)) {
238 $sender_addr = encode
('UTF-8', $smtp->_addr($sender));
239 $mail_opts .= " SMTPUTF8";
241 $sender_addr = $smtp->_addr($sender);
242 $mail_opts .= " SMTPUTF8" if $has_utf8_targets;
245 if (!$smtp->_MAIL("FROM:" . $sender_addr . $mail_opts)) {
246 syslog
('err', "smtp error - got: %s %s", $smtp->code, scalar ($smtp->message));
247 die "smtp from: ERROR";
250 my $rcpt_opts = $nodsn ?
" NOTIFY=NEVER" : "";
252 foreach my $target (@$targets) {
254 if (utf8
::is_utf8
($target)) {
255 $rcpt_addr = encode
('UTF-8', $smtp->_addr($target));
257 $rcpt_addr = $smtp->_addr($target);
259 if (!$smtp->_RCPT("TO:" . $rcpt_addr . $rcpt_opts)) {
260 syslog
('err', "smtp error - got: %s %s", $smtp->code, scalar($smtp->message));
261 die "smtp to: ERROR";
266 #$entity->sync_headers ();
269 my $out = PMG
::SMTPPrinter-
>new($smtp);
270 $entity->print($out);
272 # make sure we always have a newline at the end of the mail
273 # else dataend() fails
274 $smtp->datasend("\n");
276 if ($smtp->dataend()) {
277 my @msgs = $smtp->message;
278 $resmess = $msgs[$#msgs];
279 ($resid) = $resmess =~ m/Ok: queued as ([0-9A-Z]+)/;
280 $rescode = $smtp->code;
282 die sprintf("unexpected SMTP result - got: %s %s : WARNING", $smtp->code, $resmess);
285 my @msgs = $smtp->message;
286 $resmess = $msgs[$#msgs];
287 $rescode = $smtp->code;
288 die sprintf("sending data failed - got: %s %s : ERROR", $smtp->code, $resmess);
293 $smtp->quit if $smtp;
296 syslog
('err', $err);
299 return wantarray ?
($resid, $rescode, $resmess) : $resid;
302 sub analyze_custom_check
{
303 my ($queue, $dname, $pmg_cfg) = @_;
305 my $enable_custom_check = $pmg_cfg->get('admin', 'custom_check');
306 return undef if !$enable_custom_check;
309 my $customcheck_exe = $pmg_cfg->get('admin', 'custom_check_path');
310 my $customcheck_apiver = 'v1';
311 my ($csec, $usec) = gettimeofday
();
321 syslog
('err', $errmsg);
324 my $customcheck_output_apiver;
330 if ($line =~ /^v\d$/) {
331 die "api version already defined!\n" if defined($customcheck_output_apiver);
332 $customcheck_output_apiver = $line;
333 die "api version mismatch - expected $customcheck_apiver, got $customcheck_output_apiver !\n"
334 if ($customcheck_output_apiver ne $customcheck_apiver);
335 } elsif ($line =~ /^SCORE: (-?[0-9]+|.[0-9]+|[0-9]+.[0-9]+)$/) {
338 } elsif ($line =~ /^VIRUS: (.+)$/) {
341 } elsif ($line =~ /^OK$/) {
344 die "got unexpected output!\n";
346 die "got more than 1 result outputs\n" if ( $have_result && $result_flag);
347 $have_result = $result_flag;
350 PVE
::Tools
::run_command
([$customcheck_exe, $customcheck_apiver, $dname],
351 errmsg
=> "$queue->{logid} custom check error",
352 errfunc
=> $log_err, outfunc
=> $parser, timeout
=> $timeout);
354 die "no api version returned\n" if !defined($customcheck_output_apiver);
355 die "no result output!\n" if !$have_result;
360 syslog
('info', "$queue->{logid}: virus detected: $vinfo (custom)");
363 my ($csec_end, $usec_end) = gettimeofday
();
364 $queue->{ptime_custom
} =
365 int (($csec_end-$csec)*1000 + ($usec_end - $usec)/1000);
368 syslog
('err', $err);
370 $queue->{errors
} = 1;
373 $queue->{vinfo_custom
} = $vinfo;
374 $queue->{spam_custom
} = $spam_score;
376 return ($vinfo, $spam_score);
379 sub analyze_virus_clam
{
380 my ($queue, $dname, $pmg_cfg) = @_;
385 my $clamdscan_opts = "--stdout";
387 my ($csec, $usec) = gettimeofday
();
393 $previous_alarm = alarm($timeout);
396 die "$queue->{logid}: Maximum time ($timeout sec) exceeded. " .
397 "virus analyze (clamav) failed: ERROR";
400 open(CMD
, "/usr/bin/clamdscan $clamdscan_opts '$dname'|") ||
401 die "$queue->{logid}: can't exec clamdscan: $! : ERROR";
406 while (defined(my $line = <CMD
>)) {
407 if ($line =~ m/^$dname.*:\s+([^ :]*)\s+FOUND$/) {
408 # we just use the first detected virus name
409 $vinfo = $1 if !$vinfo;
410 } elsif ($line =~ m/^Infected files:\s(\d*)$/i) {
419 alarm(0); # avoid race conditions
421 if (!defined($ifiles)) {
422 die "$queue->{logid}: got undefined output from " .
423 "virus detector: $response : ERROR";
427 syslog
('info', "$queue->{logid}: virus detected: $vinfo (clamav)");
432 alarm($previous_alarm);
434 my ($csec_end, $usec_end) = gettimeofday
();
435 $queue->{ptime_clam
} =
436 int (($csec_end-$csec)*1000 + ($usec_end - $usec)/1000);
439 syslog
('err', $err);
441 $queue->{errors
} = 1;
444 $queue->{vinfo_clam
} = $vinfo;
446 return $vinfo ?
"$vinfo (clamav)" : undef;
449 sub analyze_virus_avast
{
450 my ($queue, $dname, $pmg_cfg) = @_;
455 my ($csec, $usec) = gettimeofday
();
461 $previous_alarm = alarm($timeout);
464 die "$queue->{logid}: Maximum time ($timeout sec) exceeded. " .
465 "virus analyze (avast) failed: ERROR";
468 open(my $cmd, '-|', 'scan', $dname) ||
469 die "$queue->{logid}: can't exec avast scan: $! : ERROR";
472 while (defined(my $line = <$cmd>)) {
473 if ($line =~ m/^$dname\s+(.*\S)\s*$/) {
474 # we just use the first detected virus name
475 $vinfo = $1 if !$vinfo;
483 alarm(0); # avoid race conditions
486 syslog
('info', "$queue->{logid}: virus detected: $vinfo (avast)");
491 alarm($previous_alarm);
493 my ($csec_end, $usec_end) = gettimeofday
();
494 $queue->{ptime_clam
} =
495 int (($csec_end-$csec)*1000 + ($usec_end - $usec)/1000);
498 syslog
('err', $err);
500 $queue->{errors
} = 1;
503 return undef if !$vinfo;
505 $queue->{vinfo_avast
} = $vinfo;
507 return "$vinfo (avast)";
511 my ($queue, $filename, $pmg_cfg, $testmode) = @_;
513 # TODO: support other virus scanners?
516 my $vinfo_clam = analyze_virus_clam
($queue, $filename, $pmg_cfg);
517 my $vinfo_avast = analyze_virus_avast
($queue, $filename, $pmg_cfg);
519 return $vinfo_avast || $vinfo_clam;
522 my $enable_avast = $pmg_cfg->get('admin', 'avast');
525 if (my $vinfo = analyze_virus_avast
($queue, $filename, $pmg_cfg)) {
530 my $enable_clamav = $pmg_cfg->get('admin', 'clamav');
532 if ($enable_clamav) {
533 if (my $vinfo = analyze_virus_clam
($queue, $filename, $pmg_cfg)) {
541 sub magic_mime_type_for_file
{
544 # we do not use get_mime_type_for_file, because that considers
545 # filename extensions - we only want magic type detection
547 my $bufsize = Xdgmime
::xdg_mime_get_max_buffer_extents
();
548 die "got strange value for max_buffer_extents" if $bufsize > 4096*10;
550 my $ct = "application/octet-stream";
552 my $fh = IO
::File-
>new("<$filename") ||
553 die "unable to open file '$filename' - $!";
556 if (($len = $fh->read($buf, $bufsize)) > 0) {
557 $ct = xdg_mime_get_mime_type_for_data
($buf, $len);
561 die "unable to read file '$filename' - $!" if ($len < 0);
569 if (my $path = $entity->{PMX_decoded_path
}) {
571 # set a reasonable default if magic does not give a result
572 $entity->{PMX_magic_ct
} = $entity->head->mime_attr('content-type');
574 if (my $ct = magic_mime_type_for_file
($path)) {
575 if ($ct ne 'application/octet-stream' || !$entity->{PMX_magic_ct
}) {
576 $entity->{PMX_magic_ct
} = $ct;
580 my $filename = $entity->head->recommended_filename;
581 $filename = basename
($path) if !defined($filename) || $filename eq '';
583 if (my $ct = xdg_mime_get_mime_type_from_file_name
($filename)) {
584 $entity->{PMX_glob_ct
} = $ct;
588 foreach my $part ($entity->parts) {
589 add_ct_marks
($part);
593 # x509 certificate utils
595 # only write output if something fails
601 my $record_output = sub {
607 PVE
::Tools
::run_command
($cmd, outfunc
=> $record_output,
608 errfunc
=> $record_output);
613 print STDERR
$outbuf;
618 my $proxmox_tls_cert_fn = "/etc/pmg/pmg-tls.pem";
620 sub gen_proxmox_tls_cert
{
623 my $resolv = PVE
::INotify
::read_file
('resolvconf');
624 my $domain = $resolv->{search
};
626 my $company = $domain; # what else ?
627 my $cn = "*.$domain";
629 return if !$force && -f
$proxmox_tls_cert_fn;
631 my $sslconf = <<__EOD__;
632 RANDFILE = /root/.rnd
637 distinguished_name = req_distinguished_name
638 req_extensions = v3_req
640 string_mask = nombstr
642 [ req_distinguished_name ]
643 organizationalUnitName = Proxmox Mail Gateway
644 organizationName = $company
648 basicConstraints = CA:FALSE
650 keyUsage = nonRepudiation, digitalSignature, keyEncipherment
653 my $cfgfn = "/tmp/pmgtlsconf-$$.tmp";
654 my $fh = IO
::File-
>new ($cfgfn, "w");
659 my $cmd = ['openssl', 'req', '-batch', '-x509', '-new', '-sha256',
660 '-config', $cfgfn, '-days', 3650, '-nodes',
661 '-out', $proxmox_tls_cert_fn,
662 '-keyout', $proxmox_tls_cert_fn];
663 run_silent_cmd
($cmd);
667 unlink $proxmox_tls_cert_fn;
669 die "unable to generate proxmox certificate request:\n$err";
675 sub find_local_network_for_ip
{
676 my ($ip, $noerr) = @_;
678 my $testip = Net
::IP-
>new($ip);
680 my $isv6 = $testip->version == 6;
682 PVE
::ProcFSTools
::read_proc_net_ipv6_route
() :
683 PVE
::ProcFSTools
::read_proc_net_route
();
685 foreach my $entry (@$routes) {
688 $mask = $entry->{prefix
};
689 next if !$mask; # skip the default route...
691 $mask = $PVE::Network
::ipv4_mask_hash_localnet-
>{$entry->{mask
}};
692 next if !defined($mask);
694 my $cidr = "$entry->{dest}/$mask";
695 my $testnet = Net
::IP-
>new($cidr);
696 my $overlap = $testnet->overlaps($testip);
697 if ($overlap == $Net::IP
::IP_B_IN_A_OVERLAP
||
698 $overlap == $Net::IP
::IP_IDENTICAL
)
704 return undef if $noerr;
706 die "unable to detect local network for ip '$ip'\n";
709 my $service_aliases = {
710 'postfix' => 'postfix@-',
711 'postgres' => 'postgresql@11-main',
714 sub lookup_real_service_name
{
717 return $service_aliases->{$alias} // $alias;
720 sub get_full_service_state
{
727 if ($line =~ m/^([^=\s]+)=(.*)$/) {
732 $service = $service_aliases->{$service} // $service;
733 PVE
::Tools
::run_command
(['systemctl', 'show', $service], outfunc
=> $parser);
738 our $db_service_list = [
739 'pmgpolicy', 'pmgmirror', 'pmgtunnel', 'pmg-smtp-filter' ];
741 sub service_wait_stopped
{
742 my ($timeout, $service_list) = @_;
744 my $starttime = time();
746 foreach my $service (@$service_list) {
747 PVE
::Tools
::run_command
(['systemctl', 'stop', $service]);
753 foreach my $service (@$service_list) {
754 my $ss = get_full_service_state
($service);
755 my $state = $ss->{ActiveState
} // 'unknown';
757 if ($state ne 'inactive') {
758 if ((time() - $starttime) > $timeout) {
759 syslog
('err', "unable to stop services (got timeout)");
774 my ($service, $cmd) = @_;
776 die "unknown service command '$cmd'\n"
777 if $cmd !~ m/^(start|stop|restart|reload|reload-or-restart)$/;
779 if ($service eq 'pmgdaemon' || $service eq 'pmgproxy') {
780 die "invalid service cmd '$service $cmd': ERROR" if $cmd eq 'stop';
781 } elsif ($service eq 'fetchmail') {
782 # use restart instead of start - else it does not start 'exited' unit
783 # after setting START_DAEMON=yes in /etc/default/fetchmail
784 $cmd = 'restart' if $cmd eq 'start';
787 $service = $service_aliases->{$service} // $service;
788 PVE
::Tools
::run_command
(['systemctl', $cmd, $service]);
791 # this is also used to get the IP of the local node
793 my ($nodename, $noerr) = @_;
795 my ($family, $packed_ip);
798 my @res = PVE
::Tools
::getaddrinfo_all
($nodename);
799 $family = $res[0]->{family
};
800 $packed_ip = (PVE
::Tools
::unpack_sockaddr_in46
($res[0]->{addr
}))[2];
804 die "hostname lookup failed:\n$@" if !$noerr;
808 my $ip = Socket
::inet_ntop
($family, $packed_ip);
809 if ($ip =~ m/^127\.|^::1$/) {
810 die "hostname lookup failed - got local IP address ($nodename = $ip)\n" if !$noerr;
814 return wantarray ?
($ip, $family) : $ip;
820 # make sure the file exists (else postmap fails)
821 IO
::File-
>new($filename, 'a', 0644);
823 my $mtime_src = (CORE
::stat($filename))[9] //
824 die "unbale to read mtime of $filename\n";
826 my $mtime_dst = (CORE
::stat("$filename.db"))[9] // 0;
828 # if not changed, do nothing
829 return if $mtime_src <= $mtime_dst;
832 PVE
::Tools
::run_command
(
833 ['/usr/sbin/postmap', $filename],
834 errmsg
=> "unable to update postfix table $filename");
845 my $read_cvd_info = sub {
846 my ($dbname, $dbfile) = @_;
849 my $fh = IO
::File-
>new("<$dbfile");
851 warn "cant open ClamAV Database $dbname ($dbfile) - $!\n";
854 $fh->read($header, 512);
857 ## ClamAV-VDB:16 Mar 2016 23-17 +0000:57:4218790:60:06386f34a16ebeea2733ab037f0536be:
858 if ($header =~ m/^(ClamAV-VDB):([^:]+):(\d+):(\d+):/) {
859 my ($ftype, $btime, $version, $nsigs) = ($1, $2, $3, $4);
863 build_time
=> $btime,
868 warn "unable to parse ClamAV Database $dbname ($dbfile)\n";
873 my $filename = "/var/lib/clamav/main.inc/main.info";
874 $filename = "/var/lib/clamav/main.cvd" if ! -f
$filename;
876 $read_cvd_info->('main', $filename) if -f
$filename;
879 $filename = "/var/lib/clamav/daily.inc/daily.info";
880 $filename = "/var/lib/clamav/daily.cvd" if ! -f
$filename;
881 $filename = "/var/lib/clamav/daily.cld" if ! -f
$filename;
883 $read_cvd_info->('daily', $filename) if -f
$filename;
885 $filename = "/var/lib/clamav/bytecode.cvd";
886 $read_cvd_info->('bytecode', $filename) if -f
$filename;
888 $filename = "/var/lib/clamav/safebrowsing.cvd";
889 $read_cvd_info->('safebrowsing', $filename) if -f
$filename;
891 my $ss_dbs_fn = "/var/lib/clamav-unofficial-sigs/configs/ss-include-dbs.txt";
892 my $ss_dbs_files = {};
893 if (my $ssfh = IO
::File-
>new("<${ss_dbs_fn}")) {
894 while (defined(my $line = <$ssfh>)) {
896 $ss_dbs_files->{$line} = 1;
901 foreach $filename (</var/lib
/clamav/*>) {
902 my $fn = basename
($filename);
903 next if !$ss_dbs_files->{$fn};
905 my $fh = IO
::File-
>new("<$filename");
906 next if !defined($fh);
909 my $mtime = $st->mtime();
910 $last = $mtime if $mtime > $last;
911 while (defined(my $line = <$fh>)) { $nsigs++; }
916 name
=> 'sanesecurity',
917 type
=> 'unofficial',
918 build_time
=> strftime
("%d %b %Y %H-%M %z", localtime($last)),
927 my $rrd_dir = "/var/lib/rrdcached/db";
928 my $rrdcached_socket = "/var/run/rrdcached.sock";
931 "DS:loadavg:GAUGE:120:0:U",
932 "DS:maxcpu:GAUGE:120:0:U",
933 "DS:cpu:GAUGE:120:0:U",
934 "DS:iowait:GAUGE:120:0:U",
935 "DS:memtotal:GAUGE:120:0:U",
936 "DS:memused:GAUGE:120:0:U",
937 "DS:swaptotal:GAUGE:120:0:U",
938 "DS:swapused:GAUGE:120:0:U",
939 "DS:roottotal:GAUGE:120:0:U",
940 "DS:rootused:GAUGE:120:0:U",
941 "DS:netin:DERIVE:120:0:U",
942 "DS:netout:DERIVE:120:0:U",
944 "RRA:AVERAGE:0.5:1:70", # 1 min avg - one hour
945 "RRA:AVERAGE:0.5:30:70", # 30 min avg - one day
946 "RRA:AVERAGE:0.5:180:70", # 3 hour avg - one week
947 "RRA:AVERAGE:0.5:720:70", # 12 hour avg - one month
948 "RRA:AVERAGE:0.5:10080:70", # 7 day avg - ony year
950 "RRA:MAX:0.5:1:70", # 1 min max - one hour
951 "RRA:MAX:0.5:30:70", # 30 min max - one day
952 "RRA:MAX:0.5:180:70", # 3 hour max - one week
953 "RRA:MAX:0.5:720:70", # 12 hour max - one month
954 "RRA:MAX:0.5:10080:70", # 7 day max - ony year
957 sub cond_create_rrd_file
{
958 my ($filename, $rrddef) = @_;
960 return if -f
$filename;
962 my @args = ($filename);
964 push @args, "--daemon" => "unix:${rrdcached_socket}"
965 if -S
$rrdcached_socket;
967 push @args, '--step', 60;
969 push @args, @$rrddef;
971 # print "TEST: " . join(' ', @args) . "\n";
974 my $err = RRDs
::error
;
975 die "RRD error: $err\n" if $err;
978 sub update_node_status_rrd
{
980 my $filename = "$rrd_dir/pmg-node-v1.rrd";
981 cond_create_rrd_file
($filename, $rrd_def_node);
983 my ($avg1, $avg5, $avg15) = PVE
::ProcFSTools
::read_loadavg
();
985 my $stat = PVE
::ProcFSTools
::read_proc_stat
();
987 my $netdev = PVE
::ProcFSTools
::read_proc_net_dev
();
989 my ($uptime) = PVE
::ProcFSTools
::read_proc_uptime
();
991 my $cpuinfo = PVE
::ProcFSTools
::read_cpuinfo
();
993 my $maxcpu = $cpuinfo->{cpus
};
995 # traffic from/to physical interface cards
998 foreach my $dev (keys %$netdev) {
999 next if $dev !~ m/^$PVE::Network::PHYSICAL_NIC_RE$/;
1000 $netin += $netdev->{$dev}->{receive
};
1001 $netout += $netdev->{$dev}->{transmit
};
1004 my $meminfo = PVE
::ProcFSTools
::read_meminfo
();
1006 my $dinfo = df
('/', 1); # output is bytes
1010 # everything not free is considered to be used
1011 my $dused = $dinfo->{blocks
} - $dinfo->{bfree
};
1013 my $data = "$ctime:$avg1:$maxcpu:$stat->{cpu}:$stat->{wait}:" .
1014 "$meminfo->{memtotal}:$meminfo->{memused}:" .
1015 "$meminfo->{swaptotal}:$meminfo->{swapused}:" .
1016 "$dinfo->{blocks}:$dused:$netin:$netout";
1019 my @args = ($filename);
1021 push @args, "--daemon" => "unix:${rrdcached_socket}"
1022 if -S
$rrdcached_socket;
1026 # print "TEST: " . join(' ', @args) . "\n";
1028 RRDs
::update
(@args);
1029 my $err = RRDs
::error
;
1030 die "RRD error: $err\n" if $err;
1033 sub create_rrd_data
{
1034 my ($rrdname, $timeframe, $cf) = @_;
1036 my $rrd = "${rrd_dir}/$rrdname";
1040 day
=> [ 60*30, 70 ],
1041 week
=> [ 60*180, 70 ],
1042 month
=> [ 60*720, 70 ],
1043 year
=> [ 60*10080, 70 ],
1046 my ($reso, $count) = @{$setup->{$timeframe}};
1047 my $ctime = $reso*int(time()/$reso);
1048 my $req_start = $ctime - $reso*$count;
1050 $cf = "AVERAGE" if !$cf;
1058 push @args, "--daemon" => "unix:${rrdcached_socket}"
1059 if -S
$rrdcached_socket;
1061 my ($start, $step, $names, $data) = RRDs
::fetch
($rrd, $cf, @args);
1063 my $err = RRDs
::error
;
1064 die "RRD error: $err\n" if $err;
1066 die "got wrong time resolution ($step != $reso)\n"
1070 my $fields = scalar(@$names);
1071 for my $line (@$data) {
1072 my $entry = { 'time' => $start };
1074 for (my $i = 0; $i < $fields; $i++) {
1075 my $name = $names->[$i];
1076 if (defined(my $val = $line->[$i])) {
1077 $entry->{$name} = $val;
1079 # leave empty fields undefined
1080 # maybe make this configurable?
1089 sub decode_to_html
{
1090 my ($charset, $data) = @_;
1094 eval { $res = encode_entities
(decode
($charset, $data)); };
1099 sub decode_rfc1522
{
1107 foreach my $r (MIME
::Words
::decode_mimewords
($enc)) {
1111 $res .= decode
($cs, $d);
1124 sub rfc1522_to_html
{
1132 foreach my $r (MIME
::Words
::decode_mimewords
($enc)) {
1136 $res .= encode_entities
(decode
($cs, $d));
1138 $res .= encode_entities
($d);
1149 # RFC 2047 B-ENCODING http://rfc.net/rfc2047.html
1150 # (Q-Encoding is complex and error prone)
1151 sub bencode_header
{
1154 my $CRLF = "\015\012";
1156 # Nonprintables (controls + x7F + 8bit):
1157 my $NONPRINT = "\\x00-\\x1F\\x7F-\\xFF";
1159 # always use utf-8 (work with japanese character sets)
1160 $txt = encode
("UTF-8", $txt);
1162 return $txt if $txt !~ /[$NONPRINT]/o;
1166 while ($txt =~ s/^(.{1,42})//sm) {
1167 my $t = MIME
::Words
::encode_mimeword
($1, 'B', 'UTF-8');
1168 $res .= $res ?
"\015\012\t$t" : $t;
1174 sub load_sa_descriptions
{
1175 my ($additional_dirs) = @_;
1177 my @dirs = ('/usr/share/spamassassin',
1178 '/usr/share/spamassassin-extra');
1180 push @dirs, @$additional_dirs if @$additional_dirs;
1184 my $parse_sa_file = sub {
1187 open(my $fh,'<', $file);
1188 return if !defined($fh);
1190 while (defined(my $line = <$fh>)) {
1191 if ($line =~ m/^describe\s+(\S+)\s+(.*)\s*$/) {
1192 my ($name, $desc) = ($1, $2);
1193 next if $res->{$name};
1194 $res->{$name}->{desc
} = $desc;
1195 if ($desc =~ m
|[\
(\s
](http
:\
/\/\S
+\
.[^\s\
.\
)]+\
.[^\s\
.\
)]+)|i
) {
1196 $res->{$name}->{url
} = $1;
1203 foreach my $dir (@dirs) {
1204 foreach my $file (<$dir/*.cf
>) {
1205 $parse_sa_file->($file);
1209 $res->{'ClamAVHeuristics'}->{desc
} = "ClamAV heuristic tests";
1217 my $days = int($uptime/86400);
1218 $uptime -= $days*86400;
1220 my $hours = int($uptime/3600);
1221 $uptime -= $hours*3600;
1223 my $mins = $uptime/60;
1226 my $ds = $days > 1 ?
'days' : 'day';
1227 return sprintf "%d $ds %02d:%02d", $days, $hours, $mins;
1229 return sprintf "%02d:%02d", $hours, $mins;
1233 sub finalize_report
{
1234 my ($tt, $template, $data, $mailfrom, $receiver, $debug) = @_;
1238 $tt->process($template, $data, \
$html) ||
1239 die $tt->error() . "\n";
1242 if ($html =~ m
|^\s
*<title
>(.*)</title
>|m
) {
1245 die "unable to extract template title\n";
1248 my $top = MIME
::Entity-
>build(
1249 Type
=> "multipart/related",
1250 To
=> $data->{pmail
},
1252 Subject
=> bencode_header
(decode_entities
($title)));
1256 Type
=> "text/html",
1257 Encoding
=> $debug ?
'binary' : 'quoted-printable');
1263 # we use an empty envelope sender (we dont want to receive NDRs)
1264 PMG
::Utils
::reinject_mail
($top, '', [$receiver], undef, $data->{fqdn
});
1267 sub lookup_timespan
{
1268 my ($timespan) = @_;
1270 my (undef, undef, undef, $mday, $mon, $year) = localtime(time());
1271 my $daystart = timelocal
(0, 0, 0, $mday, $mon, $year);
1276 if ($timespan eq 'today') {
1278 $end = $start + 86400;
1279 } elsif ($timespan eq 'yesterday') {
1281 $start = $end - 86400;
1282 } elsif ($timespan eq 'week') {
1284 $start = $end - 7*86400;
1286 die "internal error";
1289 return ($start, $end);
1292 my $rbl_scan_last_cursor;
1293 my $rbl_scan_start_time = time();
1295 sub scan_journal_for_rbl_rejects
{
1297 # example postscreen log entry for RBL rejects
1298 # Aug 29 08:00:36 proxmox postfix/postscreen[11266]: NOQUEUE: reject: RCPT from [x.x.x.x]:1234: 550 5.7.1 Service unavailable; client [x.x.x.x] blocked using zen.spamhaus.org; from=<xxxx>, to=<yyyy>, proto=ESMTP, helo=<zzz>
1300 # example for PREGREET reject
1301 # Dec 7 06:57:11 proxmox postfix/postscreen[32084]: PREGREET 14 after 0.23 from [x.x.x.x]:63492: EHLO yyyyy\r\n
1303 my $identifier = 'postfix/postscreen';
1306 my $pregreet_count = 0;
1311 if ($line =~ m/^--\scursor:\s(\S+)$/) {
1312 $rbl_scan_last_cursor = $1;
1316 if ($line =~ m/\s$identifier\[\d+\]:\sNOQUEUE:\sreject:.*550 5.7.1 Service unavailable;/) {
1318 } elsif ($line =~ m/\s$identifier\[\d+\]:\sPREGREET\s\d+\safter\s/) {
1323 # limit to last 5000 lines to avoid long delays
1324 my $cmd = ['journalctl', '--show-cursor', '-o', 'short-unix', '--no-pager',
1325 '--identifier', $identifier, '-n', 5000];
1327 if (defined($rbl_scan_last_cursor)) {
1328 push @$cmd, "--after-cursor=${rbl_scan_last_cursor}";
1330 push @$cmd, "--since=@" . $rbl_scan_start_time;
1333 PVE
::Tools
::run_command
($cmd, outfunc
=> $parser);
1335 return ($rbl_count, $pregreet_count);
1342 return $hwaddress if defined ($hwaddress);
1344 my $fn = '/etc/ssh/ssh_host_rsa_key.pub';
1345 my $sshkey = PVE
::Tools
::file_get_contents
($fn);
1346 $hwaddress = uc(Digest
::MD5
::md5_hex
($sshkey));
1351 my $default_locale = "en_US.UTF-8 UTF-8";
1353 sub cond_add_default_locale
{
1355 my $filename = "/etc/locale.gen";
1357 open(my $infh, "<", $filename) || return;
1359 while (defined(my $line = <$infh>)) {
1360 if ($line =~ m/^\Q${default_locale}\E/) {
1361 # already configured
1366 seek($infh, 0, 0) // return; # seek failed
1368 open(my $outfh, ">", "$filename.tmp") || return;
1371 while (defined(my $line = <$infh>)) {
1372 if ($line =~ m/^#\s*\Q${default_locale}\E.*/) {
1373 print $outfh "${default_locale}\n" if !$done;
1380 print STDERR
"generation pmg default locale\n";
1382 rename("$filename.tmp", $filename) || return; # rename failed
1384 system("dpkg-reconfigure locales -f noninteractive");
1387 sub postgres_admin_cmd
{
1388 my ($cmd, $options, @params) = @_;
1390 $cmd = ref($cmd) ?
$cmd : [ $cmd ];
1392 my $save_uid = POSIX
::getuid
();
1393 my $pg_uid = getpwnam('postgres') || die "getpwnam postgres failed\n";
1395 PVE
::Tools
::setresuid
(-1, $pg_uid, -1) ||
1396 die "setresuid postgres ($pg_uid) failed - $!\n";
1398 PVE
::Tools
::run_command
([@$cmd, '-U', 'postgres', @params], %$options);
1400 PVE
::Tools
::setresuid
(-1, $save_uid, -1) ||
1401 die "setresuid back failed - $!\n";