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-rwxr-xr-xplugins-scripts/check_mailq.pl719
1 files changed, 719 insertions, 0 deletions
diff --git a/plugins-scripts/check_mailq.pl b/plugins-scripts/check_mailq.pl
new file mode 100755
index 0000000..49156af
--- /dev/null
+++ b/plugins-scripts/check_mailq.pl
@@ -0,0 +1,719 @@
+#!@PERL@ -w
+
+# check_mailq - check to see how many messages are in the smtp queue awating
+# transmittal.
+#
+# Initial version support sendmail's mailq command
+# Support for multiple sendmail queues (Carlos Canau)
+# Support for qmail (Benjamin Schmid)
+
+# License Information:
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
+# USA
+#
+############################################################################
+
+use POSIX;
+use strict;
+use Getopt::Long;
+use vars qw($opt_V $opt_h $opt_v $verbose $PROGNAME $opt_w $opt_c $opt_t $opt_s $opt_d
+ $opt_M $mailq $status $state $msg $msg_q $msg_p $opt_W $opt_C $mailq $mailq_args
+ @lines %srcdomains %dstdomains);
+use FindBin;
+use lib "$FindBin::Bin";
+use utils qw(%ERRORS &print_revision &support &usage );
+
+my ($sudo);
+
+sub print_help ();
+sub print_usage ();
+sub process_arguments ();
+
+$ENV{'PATH'}='@TRUSTED_PATH@';
+$ENV{'BASH_ENV'}='';
+$ENV{'ENV'}='';
+$PROGNAME = "check_mailq";
+$mailq = 'sendmail'; # default
+$msg_q = 0 ;
+$msg_p = 0 ;
+# If appended, must start with a space
+$mailq_args = '' ;
+$state = $ERRORS{'UNKNOWN'};
+
+Getopt::Long::Configure('bundling');
+$status = process_arguments();
+if ($status){
+ print "ERROR: processing arguments\n";
+ exit $ERRORS{"UNKNOWN"};
+}
+
+if ($opt_s) {
+ if (defined $utils::PATH_TO_SUDO && -x $utils::PATH_TO_SUDO) {
+ $sudo = $utils::PATH_TO_SUDO;
+ } else {
+ print "ERROR: Cannot execute sudo\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+} else {
+ $sudo = "";
+}
+
+if ($opt_d) {
+ $mailq_args = $mailq_args . ' -C ' . $opt_d;
+}
+
+$SIG{'ALRM'} = sub {
+ print ("ERROR: timed out waiting for $utils::PATH_TO_MAILQ \n");
+ exit $ERRORS{"WARNING"};
+};
+alarm($opt_t);
+
+# switch based on MTA
+
+if ($mailq eq "sendmail") {
+
+ ## open mailq
+ if ( defined $utils::PATH_TO_MAILQ && -x $utils::PATH_TO_MAILQ ) {
+ if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ | " ) ) {
+ print "ERROR: could not open $utils::PATH_TO_MAILQ \n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }elsif( defined $utils::PATH_TO_MAILQ){
+ unless (-x $utils::PATH_TO_MAILQ) {
+ print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ } else {
+ print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+# single queue empty
+##/var/spool/mqueue is empty
+# single queue: 1
+## /var/spool/mqueue (1 request)
+##----Q-ID---- --Size-- -----Q-Time----- ------------Sender/Recipient------------
+##h32E30p01763 2782 Wed Apr 2 15:03 <silvaATkpnqwest.pt>
+## 8BITMIME
+## <silvaATeunet.pt>
+
+# multi queue empty
+##/var/spool/mqueue/q0/df is empty
+##/var/spool/mqueue/q1/df is empty
+##/var/spool/mqueue/q2/df is empty
+##/var/spool/mqueue/q3/df is empty
+##/var/spool/mqueue/q4/df is empty
+##/var/spool/mqueue/q5/df is empty
+##/var/spool/mqueue/q6/df is empty
+##/var/spool/mqueue/q7/df is empty
+##/var/spool/mqueue/q8/df is empty
+##/var/spool/mqueue/q9/df is empty
+##/var/spool/mqueue/qA/df is empty
+##/var/spool/mqueue/qB/df is empty
+##/var/spool/mqueue/qC/df is empty
+##/var/spool/mqueue/qD/df is empty
+##/var/spool/mqueue/qE/df is empty
+##/var/spool/mqueue/qF/df is empty
+## Total Requests: 0
+# multi queue: 1
+##/var/spool/mqueue/q0/df is empty
+##/var/spool/mqueue/q1/df is empty
+##/var/spool/mqueue/q2/df is empty
+## /var/spool/mqueue/q3/df (1 request)
+##----Q-ID---- --Size-- -----Q-Time----- ------------Sender/Recipient------------
+##h32De2f23534* 48 Wed Apr 2 14:40 nocol
+## nouserATEUnet.pt
+## canau
+##/var/spool/mqueue/q4/df is empty
+##/var/spool/mqueue/q5/df is empty
+##/var/spool/mqueue/q6/df is empty
+##/var/spool/mqueue/q7/df is empty
+##/var/spool/mqueue/q8/df is empty
+##/var/spool/mqueue/q9/df is empty
+##/var/spool/mqueue/qA/df is empty
+##/var/spool/mqueue/qB/df is empty
+##/var/spool/mqueue/qC/df is empty
+##/var/spool/mqueue/qD/df is empty
+##/var/spool/mqueue/qE/df is empty
+##/var/spool/mqueue/qF/df is empty
+## Total Requests: 1
+
+# separate submission/transport queues, empty
+## MSP Queue status...
+## /var/spool/mqueue-client is empty
+## Total requests: 0
+## MTA Queue status...
+## /var/spool/mqueue is empty
+## Total requests: 0
+# separate submission/transport queues: 1
+## MSP Queue status...
+## /var/spool/mqueue-client (1 request)
+## -----Q-ID----- --Size-- -----Q-Time----- ------------Sender/Recipient-----------
+## oAJEfhdW014123 5 Fri Nov 19 14:41 jwm
+## (Deferred: Connection refused by [127.0.0.1])
+## root
+## Total requests: 1
+## MTA Queue status...
+## /var/spool/mqueue is empty
+## Total requests: 0
+
+ my $this_msg_q = 0;
+ while (<MAILQ>) {
+
+ # match email addr on queue listing
+ if ( (/<.*@.*\.(\w+\.\w+)>/) || (/<.*@(\w+\.\w+)>/) ) {
+ my $domain = $1;
+ if (/^\w+/) {
+ print "$utils::PATH_TO_MAILQ = srcdomain = $domain \n" if $verbose ;
+ $srcdomains{$domain} ++;
+ }
+ next;
+ }
+
+ #
+ # ...
+ # sendmail considers a message with more than one destiny, say N, to the same MX
+ # to have N messages in queue.
+ # we will only consider one in this code
+ if (( /\s\(reply:\sread\serror\sfrom\s.*\.(\w+\.\w+)\.$/ ) || ( /\s\(reply:\sread\serror\sfrom\s(\w+\.\w+)\.$/ ) ||
+ ( /\s\(timeout\swriting\smessage\sto\s.*\.(\w+\.\w+)\.:/ ) || ( /\s\(timeout\swriting\smessage\sto\s(\w+\.\w+)\.:/ ) ||
+ ( /\s\(host\smap:\slookup\s\(.*\.(\w+\.\w+)\):/ ) || ( /\s\(host\smap:\slookup\s\((\w+\.\w+)\):/ ) ||
+ ( /\s\(Deferred:\s.*\s.*\.(\w+\.\w+)\.\)/ ) || ( /\s\(Deferred:\s.*\s(\w+\.\w+)\.\)/ ) ) {
+
+ print "$utils::PATH_TO_MAILQ = dstdomain = $1 \n" if $verbose ;
+ $dstdomains{$1} ++;
+ }
+
+ if (/\s+\(I\/O\serror\)/) {
+ print "$utils::PATH_TO_MAILQ = dstdomain = UNKNOWN \n" if $verbose ;
+ $dstdomains{'UNKNOWN'} ++;
+ }
+
+ # Finally look at the overall queue length
+ #
+ if (/mqueue/) {
+ print "$utils::PATH_TO_MAILQ = $_ "if $verbose ;
+ if (/ \((\d+) request/) {
+ #
+ # single queue: first line
+ # multi queue: one for each queue. overwrite on multi queue below
+ $this_msg_q = $1 ;
+ $msg_q += $1 ;
+ }
+ } elsif (/^\s+Total\sRequests:\s(\d+)$/i) {
+ if ($this_msg_q) {
+ $this_msg_q = 0 ;
+ } else {
+ print "$utils::PATH_TO_MAILQ = $_ \n" if $verbose ;
+ #
+ # multi queue: last line
+ $msg_q += $1 ;
+ }
+ }
+
+ }
+
+
+ ## close mailq
+
+ close (MAILQ);
+
+ if ( $? ) {
+ print "CRITICAL: Error code ".($?>>8)." returned from $utils::PATH_TO_MAILQ",$/;
+ exit $ERRORS{CRITICAL};
+ }
+
+ ## shut off the alarm
+ alarm(0);
+
+
+
+ ## now check the queue length(s)
+
+ if ($msg_q == 0) {
+ $msg = "OK: $mailq mailq is empty";
+ $state = $ERRORS{'OK'};
+ } else {
+ print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
+
+ # overall queue length
+ if ($msg_q < $opt_w) {
+ $msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
+ $state = $ERRORS{'OK'};
+ }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
+ $msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
+ $state = $ERRORS{'WARNING'};
+ }else {
+ $msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+
+ # check for domain specific queue lengths if requested
+ if (defined $opt_W) {
+
+ # Apply threshold to queue lengths FROM domain
+ my @srckeys = sort { $srcdomains{$b} <=> $srcdomains{$a} } keys %srcdomains;
+ my $srcmaxkey = $srckeys[0];
+ print "src max is $srcmaxkey with $srcdomains{$srcmaxkey} messages\n" if $verbose;
+
+ if ($srcdomains{$srcmaxkey} >= $opt_W && $srcdomains{$srcmaxkey} < $opt_C) {
+ if ($state == $ERRORS{'OK'}) {
+ $msg = "WARNING: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
+ $state = $ERRORS{'WARNING'};
+ } elsif (($state == $ERRORS{'WARNING'}) || ($state == $ERRORS{'CRITICAL'})){
+ $msg .= " -and- $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
+ } else {
+ $msg = "WARNING: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
+ $state = $ERRORS{'WARNING'};
+ }
+ } elsif ($srcdomains{$srcmaxkey} >= $opt_C) {
+ if ($state == $ERRORS{'OK'}) {
+ $msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold C = $opt_C)";
+ $state = $ERRORS{'CRITICAL'};
+ } elsif ($state == $ERRORS{'WARNING'}) {
+ $msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold C = $opt_C) -and- " . $msg;
+ $msg =~ s/WARNING: //;
+ } elsif ($state == $ERRORS{'CRITICAL'}) {
+ $msg .= " -and- $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
+ } else {
+ $msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+ } else {
+ if ($srcdomains{$srcmaxkey} > 0) {
+ $msg .= " $srcdomains{$srcmaxkey} msgs. FROM $srcmaxkey is below threshold ($opt_W/$opt_C)";
+ }
+ }
+
+ # Apply threshold to queue lengths TO domain
+ my @dstkeys = sort { $dstdomains{$b} <=> $dstdomains{$a} } keys %dstdomains;
+ my $dstmaxkey = $dstkeys[0];
+ print "dst max is $dstmaxkey with $dstdomains{$dstmaxkey} messages\n" if $verbose;
+
+ if ($dstdomains{$dstmaxkey} >= $opt_W && $dstdomains{$dstmaxkey} < $opt_C) {
+ if ($state == $ERRORS{'OK'}) {
+ $msg = "WARNING: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
+ $state = $ERRORS{'WARNING'};
+ } elsif (($state == $ERRORS{'WARNING'}) || ($state == $ERRORS{'CRITICAL'})){
+ $msg .= " -and- $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
+ } else {
+ $msg = "WARNING: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
+ $state = $ERRORS{'WARNING'};
+ }
+ } elsif ($dstdomains{$dstmaxkey} >= $opt_C) {
+ if ($state == $ERRORS{'OK'}) {
+ $msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold C = $opt_C)";
+ $state = $ERRORS{'CRITICAL'};
+ } elsif ($state == $ERRORS{'WARNING'}) {
+ $msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold C = $opt_C) -and- " . $msg;
+ $msg =~ s/WARNING: //;
+ } elsif ($state == $ERRORS{'CRITICAL'}) {
+ $msg .= " -and- $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
+ } else {
+ $msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+ } else {
+ if ($dstdomains{$dstmaxkey} > 0) {
+ $msg .= " $dstdomains{$dstmaxkey} msgs. TO $dstmaxkey is below threshold ($opt_W/$opt_C)";
+ }
+ }
+
+ } # End of queue length thresholds
+
+ }
+
+} # end of ($mailq eq "sendmail")
+elsif ( $mailq eq "postfix" ) {
+
+ ## open mailq
+ if ( defined $utils::PATH_TO_MAILQ && -x $utils::PATH_TO_MAILQ ) {
+ if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ$mailq_args | " ) ) {
+ print "ERROR: could not open $utils::PATH_TO_MAILQ$mailq_args \n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }elsif( defined $utils::PATH_TO_MAILQ){
+ unless (-x $utils::PATH_TO_MAILQ) {
+ print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ } else {
+ print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+
+ @lines = reverse <MAILQ>;
+
+ # close qmail-qstat
+ close MAILQ;
+
+ if ( $? ) {
+ print "CRITICAL: Error code ".($?>>8)." returned from $utils::PATH_TO_MAILQ$mailq_args",$/;
+ exit $ERRORS{CRITICAL};
+ }
+
+ ## shut off the alarm
+ alarm(0);
+
+ # check queue length
+ if ($lines[0]=~/Kbytes in (\d+)/) {
+ $msg_q = $1 ;
+ }elsif ($lines[0]=~/Mail queue is empty/) {
+ $msg_q = 0;
+ }else{
+ print "Couldn't match $utils::PATH_TO_MAILQ$mailq_args output\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ # check messages not processed
+ #if ($lines[1]=~/^messages in queue but not yet preprocessed: (\d+)/) {
+ # my $msg_p = $1;
+ #}else{
+ # print "Couldn't match $utils::PATH_TO_MAILQ output\n";
+ # exit $ERRORS{'UNKNOWN'};
+ #}
+
+ # check queue length(s)
+ if ($msg_q == 0){
+ $msg = "OK: $mailq mailq reports queue is empty";
+ $state = $ERRORS{'OK'};
+ } else {
+ print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
+
+ # overall queue length
+ if ($msg_q < $opt_w) {
+ $msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
+ $state = $ERRORS{'OK'};
+ }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
+ $msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
+ $state = $ERRORS{'WARNING'};
+ }else {
+ $msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+
+ # check messages not yet preprocessed (only compare is $opt_W and $opt_C
+ # are defined)
+
+ #if (defined $opt_W) {
+ # $msg .= "[Preprocessed = $msg_p]";
+ # if ($msg_p >= $opt_W && $msg_p < $opt_C ) {
+ # $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"WARNING"} ;
+ # }elsif ($msg_p >= $opt_C ) {
+ # $state = $ERRORS{"CRITICAL"} ;
+ # }
+ #}
+ }
+} # end of ($mailq eq "postfix")
+elsif ( $mailq eq "qmail" ) {
+
+ # open qmail-qstat
+ if ( defined $utils::PATH_TO_QMAIL_QSTAT && -x $utils::PATH_TO_QMAIL_QSTAT ) {
+ if (! open (MAILQ, "$sudo $utils::PATH_TO_QMAIL_QSTAT | " ) ) {
+ print "ERROR: could not open $utils::PATH_TO_QMAIL_QSTAT \n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }elsif( defined $utils::PATH_TO_QMAIL_QSTAT){
+ unless (-x $utils::PATH_TO_QMAIL_QSTAT) {
+ print "ERROR: $utils::PATH_TO_QMAIL_QSTAT is not executable by (uid $>:gid($)))\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ } else {
+ print "ERROR: \$utils::PATH_TO_QMAIL_QSTAT is not defined\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ @lines = <MAILQ>;
+
+ # close qmail-qstat
+ close MAILQ;
+
+ if ( $? ) {
+ print "CRITICAL: Error code ".($?>>8)." returned from $utils::PATH_TO_MAILQ",$/;
+ exit $ERRORS{CRITICAL};
+ }
+
+ ## shut off the alarm
+ alarm(0);
+
+ # check queue length
+ if ($lines[0]=~/^messages in queue: (\d+)/) {
+ $msg_q = $1 ;
+ }else{
+ print "Couldn't match $utils::PATH_TO_QMAIL_QSTAT output\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ # check messages not processed
+ if ($lines[1]=~/^messages in queue but not yet preprocessed: (\d+)/) {
+ my $msg_p = $1;
+ }else{
+ print "Couldn't match $utils::PATH_TO_QMAIL_QSTAT output\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+
+ # check queue length(s)
+ if ($msg_q == 0){
+ $msg = "OK: qmail-qstat reports queue is empty";
+ $state = $ERRORS{'OK'};
+ } else {
+ print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
+
+ # overall queue length
+ if ($msg_q < $opt_w) {
+ $msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
+ $state = $ERRORS{'OK'};
+ }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
+ $msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
+ $state = $ERRORS{'WARNING'};
+ }else {
+ $msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+
+ # check messages not yet preprocessed (only compare is $opt_W and $opt_C
+ # are defined)
+
+ if (defined $opt_W) {
+ $msg .= "[Preprocessed = $msg_p]";
+ if ($msg_p >= $opt_W && $msg_p < $opt_C ) {
+ $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"WARNING"} ;
+ }elsif ($msg_p >= $opt_C ) {
+ $state = $ERRORS{"CRITICAL"} ;
+ }
+ }
+ }
+
+
+
+} # end of ($mailq eq "qmail")
+elsif ( $mailq eq "exim" ) {
+ ## open mailq
+ if ( defined $utils::PATH_TO_MAILQ && -x $utils::PATH_TO_MAILQ ) {
+ if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ | " ) ) {
+ print "ERROR: could not open $utils::PATH_TO_MAILQ \n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }elsif( defined $utils::PATH_TO_MAILQ){
+ unless (-x $utils::PATH_TO_MAILQ) {
+ print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ } else {
+ print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ while (<MAILQ>) {
+ #22m 1.7K 19aEEr-0007hx-Dy <> *** frozen ***
+ #root@exlixams.glups.fr
+
+ if (/\s[\w\d]{6}-[\w\d]{6}-[\w\d]{2}\s/) { # message id 19aEEr-0007hx-Dy
+ $msg_q++ ;
+ }
+ }
+ close(MAILQ) ;
+
+ if ( $? ) {
+ print "CRITICAL: Error code ".($?>>8)." returned from $utils::PATH_TO_MAILQ",$/;
+ exit $ERRORS{CRITICAL};
+ }
+ if ($msg_q < $opt_w) {
+ $msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
+ $state = $ERRORS{'OK'};
+ }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
+ $msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
+ $state = $ERRORS{'WARNING'};
+ }else {
+ $msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+} # end of ($mailq eq "exim")
+
+elsif ( $mailq eq "nullmailer" ) {
+ ## open mailq
+ if ( defined $utils::PATH_TO_MAILQ && -x $utils::PATH_TO_MAILQ ) {
+ if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ | " ) ) {
+ print "ERROR: could not open $utils::PATH_TO_MAILQ \n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }elsif( defined $utils::PATH_TO_MAILQ){
+ unless (-x $utils::PATH_TO_MAILQ) {
+ print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ } else {
+ print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ while (<MAILQ>) {
+ #2022-08-25 01:30:40 502 bytes from <user@example.com>
+
+ if (/^\d{4}-\d{2}-\d{2}\s+\d{2}\:\d{2}\:\d{2}\s+\d+\sbytes/) {
+ $msg_q++ ;
+ }
+ }
+ close(MAILQ) ;
+ if ($msg_q < $opt_w) {
+ $msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
+ $state = $ERRORS{'OK'};
+ }elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
+ $msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
+ $state = $ERRORS{'WARNING'};
+ }else {
+ $msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
+ $state = $ERRORS{'CRITICAL'};
+ }
+} # end of ($mailq eq "nullmailer")
+
+# Perfdata support
+print "$msg|unsent=$msg_q;$opt_w;$opt_c;0\n";
+exit $state;
+
+
+#####################################
+#### subs
+
+
+sub process_arguments(){
+ GetOptions
+ ("V" => \$opt_V, "version" => \$opt_V,
+ "v" => \$opt_v, "verbose" => \$opt_v,
+ "h" => \$opt_h, "help" => \$opt_h,
+ "M:s" => \$opt_M, "mailserver:s" => \$opt_M, # mailserver (default sendmail)
+ "w=i" => \$opt_w, "warning=i" => \$opt_w, # warning if above this number
+ "c=i" => \$opt_c, "critical=i" => \$opt_c, # critical if above this number
+ "W=i" => \$opt_W, "warning-domain=i" => \$opt_W, # Warning if above this number
+ "C=i" => \$opt_C, "critical-domain=i" => \$opt_C, # Critical if above this number
+ "t=i" => \$opt_t, "timeout=i" => \$opt_t,
+ "s" => \$opt_s, "sudo" => \$opt_s,
+ "d:s" => \$opt_d, "configdir:s" => \$opt_d,
+ );
+
+ if ($opt_V) {
+ print_revision($PROGNAME,'@NP_VERSION@');
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ if ($opt_h) {
+ print_help();
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ if (defined $opt_v ){
+ $verbose = $opt_v;
+ }
+
+ unless (defined $opt_t) {
+ $opt_t = $utils::TIMEOUT ; # default timeout
+ }
+
+ unless ( defined $opt_w && defined $opt_c ) {
+ print_usage();
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ if ( $opt_w >= $opt_c) {
+ print "Warning (-w) cannot be greater than Critical (-c)!\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+
+ if (defined $opt_W && ! defined !$opt_C) {
+ print "Need -C if using -W\n";
+ exit $ERRORS{'UNKNOWN'};
+ }elsif(defined $opt_W && defined $opt_C) {
+ if ($opt_W >= $opt_C) {
+ print "Warning (-W) cannot be greater than Critical (-C)!\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }
+
+ if (defined $opt_M) {
+ if ($opt_M =~ /^(sendmail|qmail|postfix|exim|nullmailer)$/) {
+ $mailq = $opt_M ;
+ }elsif( $opt_M eq ''){
+ $mailq = 'sendmail';
+ }else{
+ print "-M: $opt_M is not supported\n";
+ exit $ERRORS{'UNKNOWN'};
+ }
+ }else{
+ if (defined $utils::PATH_TO_QMAIL_QSTAT
+ && -x $utils::PATH_TO_QMAIL_QSTAT)
+ {
+ $mailq = 'qmail';
+ }
+ elsif (-d '/var/lib/postfix' || -d '/var/local/lib/postfix'
+ || -e '/usr/sbin/postfix' || -e '/usr/local/sbin/postfix')
+ {
+ $mailq = 'postfix';
+ }
+ elsif (-d '/usr/lib/exim4' || -d '/usr/local/lib/exim4'
+ || -e '/usr/sbin/exim' || -e '/usr/local/sbin/exim')
+ {
+ $mailq = 'exim';
+ }
+ elsif (-d '/usr/lib/nullmailer' || -d '/usr/local/lib/nullmailer'
+ || -e '/usr/sbin/nullmailer-send'
+ || -e '/usr/local/sbin/nullmailer-send')
+ {
+ $mailq = 'nullmailer';
+ }
+ else {
+ $mailq = 'sendmail';
+ }
+ }
+
+ return $ERRORS{'OK'};
+}
+
+sub print_usage () {
+ print "Usage: $PROGNAME -w <warn> -c <crit> [-W <warn>] [-C <crit>] [-M <MTA>] [-t <timeout>] [-s] [-d <CONFIGDIR>] [-v]\n";
+}
+
+sub print_help () {
+ print_revision($PROGNAME,'@NP_VERSION@');
+ print "Copyright (c) 2002 Subhendu Ghosh/Carlos Canau/Benjamin Schmid\n";
+ print "\n";
+ print_usage();
+ print "\n";
+ print " Checks the number of messages in the mail queue (supports multiple sendmail queues, qmail)\n";
+ print " Feedback/patches to support non-sendmail mailqueue welcome\n\n";
+ print "-w (--warning) = Min. number of messages in queue to generate warning\n";
+ print "-c (--critical) = Min. number of messages in queue to generate critical alert ( w < c )\n";
+ print "-W (--warning-domain) = Min. number of messages for same domain in queue to generate warning\n";
+ print "-C (--critical-domain) = Min. number of messages for same domain in queue to generate critical alert ( W < C )\n";
+ print "-t (--timeout) = Plugin timeout in seconds (default = $utils::TIMEOUT)\n";
+ print "-M (--mailserver) = [ sendmail | qmail | postfix | exim | nullmailer ] (default = autodetect)\n";
+ print "-s (--sudo) = Use sudo to call the mailq command\n";
+ print "-d (--configdir) = Config file or directory\n";
+ print "-h (--help)\n";
+ print "-V (--version)\n";
+ print "-v (--verbose) = debugging output\n";
+ print "\n\n";
+ print "Note: -w and -c are required arguments. -W and -C are optional.\n";
+ print " -W and -C are applied to domains listed on the queues - both FROM and TO. (sendmail)\n";
+ print " -W and -C are applied message not yet preproccessed. (qmail)\n";
+ print " This plugin tries to autodetect which mailserver you are running,\n";
+ print " you can override the autodetection with -M.\n";
+ print " This plugin uses the system mailq command (sendmail) or qmail-stat (qmail)\n";
+ print " to look at the queues. Mailq can usually only be accessed by root or \n";
+ print " a TrustedUser. You will have to set appropriate permissions for the plugin to work.\n";
+ print "";
+ print "\n\n";
+ support();
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-26 07:26:41 +0000