711 lines
25 KiB
Perl
Executable file
711 lines
25 KiB
Perl
Executable file
#!@PERL@ -w
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# check_mailq - check to see how many messages are in the smtp queue awating
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# transmittal.
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#
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# Initial version support sendmail's mailq command
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# Support for multiple sendmail queues (Carlos Canau)
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# Support for qmail (Benjamin Schmid)
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# License Information:
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
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# USA
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#
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############################################################################
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use POSIX;
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use strict;
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use Getopt::Long;
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use vars qw($opt_V $opt_h $opt_v $verbose $PROGNAME $opt_w $opt_c $opt_t $opt_s $opt_d
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$opt_M $mailq $status $state $msg $msg_q $msg_p $opt_W $opt_C $mailq $mailq_args
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@lines %srcdomains %dstdomains);
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use FindBin;
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use lib "$FindBin::Bin";
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use utils qw(%ERRORS &print_revision &support &usage );
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my ($sudo);
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sub print_help ();
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sub print_usage ();
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sub process_arguments ();
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$ENV{'PATH'}='@TRUSTED_PATH@';
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$ENV{'BASH_ENV'}='';
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$ENV{'ENV'}='';
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$PROGNAME = "check_mailq";
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$mailq = 'sendmail'; # default
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$msg_q = 0 ;
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$msg_p = 0 ;
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# If appended, must start with a space
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$mailq_args = '' ;
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$state = $ERRORS{'UNKNOWN'};
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Getopt::Long::Configure('bundling');
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$status = process_arguments();
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if ($status){
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print "ERROR: processing arguments\n";
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exit $ERRORS{"UNKNOWN"};
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}
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if ($opt_s) {
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if (defined $utils::PATH_TO_SUDO && -x $utils::PATH_TO_SUDO) {
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$sudo = $utils::PATH_TO_SUDO;
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} else {
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print "ERROR: Cannot execute sudo\n";
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exit $ERRORS{'UNKNOWN'};
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}
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} else {
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$sudo = "";
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}
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if ($opt_d) {
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$mailq_args = $mailq_args . ' -C ' . $opt_d;
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}
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$SIG{'ALRM'} = sub {
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print ("ERROR: timed out waiting for $utils::PATH_TO_MAILQ \n");
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exit $ERRORS{"WARNING"};
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};
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alarm($opt_t);
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# switch based on MTA
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if ($mailq eq "sendmail") {
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if( ! $utils::PATH_TO_MAILQ) {
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print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
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exit $ERRORS{'UNKNOWN'};
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}
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if ( ! -x $utils::PATH_TO_MAILQ) {
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print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
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exit $ERRORS{'UNKNOWN'};
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}
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## open mailq
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if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ | " ) ) {
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print "ERROR: could not open $sudo $utils::PATH_TO_MAILQ \n";
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exit $ERRORS{'UNKNOWN'};
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}
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# single queue empty
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##/var/spool/mqueue is empty
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# single queue: 1
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## /var/spool/mqueue (1 request)
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##----Q-ID---- --Size-- -----Q-Time----- ------------Sender/Recipient------------
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##h32E30p01763 2782 Wed Apr 2 15:03 <silvaATkpnqwest.pt>
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## 8BITMIME
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## <silvaATeunet.pt>
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# multi queue empty
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##/var/spool/mqueue/q0/df is empty
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##/var/spool/mqueue/q1/df is empty
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##/var/spool/mqueue/q2/df is empty
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##/var/spool/mqueue/q3/df is empty
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##/var/spool/mqueue/q4/df is empty
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##/var/spool/mqueue/q5/df is empty
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##/var/spool/mqueue/q6/df is empty
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##/var/spool/mqueue/q7/df is empty
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##/var/spool/mqueue/q8/df is empty
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##/var/spool/mqueue/q9/df is empty
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##/var/spool/mqueue/qA/df is empty
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##/var/spool/mqueue/qB/df is empty
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##/var/spool/mqueue/qC/df is empty
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##/var/spool/mqueue/qD/df is empty
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##/var/spool/mqueue/qE/df is empty
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##/var/spool/mqueue/qF/df is empty
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## Total Requests: 0
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# multi queue: 1
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##/var/spool/mqueue/q0/df is empty
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##/var/spool/mqueue/q1/df is empty
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##/var/spool/mqueue/q2/df is empty
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## /var/spool/mqueue/q3/df (1 request)
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##----Q-ID---- --Size-- -----Q-Time----- ------------Sender/Recipient------------
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##h32De2f23534* 48 Wed Apr 2 14:40 nocol
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## nouserATEUnet.pt
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## canau
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##/var/spool/mqueue/q4/df is empty
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##/var/spool/mqueue/q5/df is empty
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##/var/spool/mqueue/q6/df is empty
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##/var/spool/mqueue/q7/df is empty
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##/var/spool/mqueue/q8/df is empty
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##/var/spool/mqueue/q9/df is empty
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##/var/spool/mqueue/qA/df is empty
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##/var/spool/mqueue/qB/df is empty
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##/var/spool/mqueue/qC/df is empty
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##/var/spool/mqueue/qD/df is empty
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##/var/spool/mqueue/qE/df is empty
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##/var/spool/mqueue/qF/df is empty
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## Total Requests: 1
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# separate submission/transport queues, empty
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## MSP Queue status...
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## /var/spool/mqueue-client is empty
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## Total requests: 0
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## MTA Queue status...
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## /var/spool/mqueue is empty
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## Total requests: 0
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# separate submission/transport queues: 1
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## MSP Queue status...
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## /var/spool/mqueue-client (1 request)
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## -----Q-ID----- --Size-- -----Q-Time----- ------------Sender/Recipient-----------
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## oAJEfhdW014123 5 Fri Nov 19 14:41 jwm
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## (Deferred: Connection refused by [127.0.0.1])
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## root
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## Total requests: 1
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## MTA Queue status...
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## /var/spool/mqueue is empty
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## Total requests: 0
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my $this_msg_q = 0;
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while (<MAILQ>) {
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# match email addr on queue listing
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if ( (/<.*@.*\.(\w+\.\w+)>/) || (/<.*@(\w+\.\w+)>/) ) {
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my $domain = $1;
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if (/^\w+/) {
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print "$utils::PATH_TO_MAILQ = srcdomain = $domain \n" if $verbose ;
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$srcdomains{$domain} ++;
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}
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next;
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}
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#
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# ...
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# sendmail considers a message with more than one destiny, say N, to the same MX
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# to have N messages in queue.
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# we will only consider one in this code
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if (( /\s\(reply:\sread\serror\sfrom\s.*\.(\w+\.\w+)\.$/ ) || ( /\s\(reply:\sread\serror\sfrom\s(\w+\.\w+)\.$/ ) ||
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( /\s\(timeout\swriting\smessage\sto\s.*\.(\w+\.\w+)\.:/ ) || ( /\s\(timeout\swriting\smessage\sto\s(\w+\.\w+)\.:/ ) ||
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( /\s\(host\smap:\slookup\s\(.*\.(\w+\.\w+)\):/ ) || ( /\s\(host\smap:\slookup\s\((\w+\.\w+)\):/ ) ||
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( /\s\(Deferred:\s.*\s.*\.(\w+\.\w+)\.\)/ ) || ( /\s\(Deferred:\s.*\s(\w+\.\w+)\.\)/ ) ) {
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print "$utils::PATH_TO_MAILQ = dstdomain = $1 \n" if $verbose ;
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$dstdomains{$1} ++;
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}
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if (/\s+\(I\/O\serror\)/) {
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print "$utils::PATH_TO_MAILQ = dstdomain = UNKNOWN \n" if $verbose ;
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$dstdomains{'UNKNOWN'} ++;
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}
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# Finally look at the overall queue length
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#
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if (/mqueue/) {
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print "$utils::PATH_TO_MAILQ = $_ "if $verbose ;
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if (/ \((\d+) request/) {
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#
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# single queue: first line
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# multi queue: one for each queue. overwrite on multi queue below
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$this_msg_q = $1 ;
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$msg_q += $1 ;
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}
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} elsif (/^\s+Total\sRequests:\s(\d+)$/i) {
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if ($this_msg_q) {
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$this_msg_q = 0 ;
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} else {
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print "$utils::PATH_TO_MAILQ = $_ \n" if $verbose ;
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#
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# multi queue: last line
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$msg_q += $1 ;
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}
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}
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}
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## close mailq
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close (MAILQ);
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if ( $? ) {
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print "CRITICAL: Error code ".($?>>8)." returned from $utils::PATH_TO_MAILQ",$/;
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exit $ERRORS{CRITICAL};
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}
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## shut off the alarm
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alarm(0);
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## now check the queue length(s)
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if ($msg_q == 0) {
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$msg = "OK: $mailq mailq is empty";
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$state = $ERRORS{'OK'};
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} else {
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print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
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# overall queue length
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if ($msg_q < $opt_w) {
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$msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
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$state = $ERRORS{'OK'};
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}elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
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$msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
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$state = $ERRORS{'WARNING'};
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}else {
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$msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
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$state = $ERRORS{'CRITICAL'};
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}
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# check for domain specific queue lengths if requested
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if (defined $opt_W) {
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# Apply threshold to queue lengths FROM domain
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my @srckeys = sort { $srcdomains{$b} <=> $srcdomains{$a} } keys %srcdomains;
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my $srcmaxkey = $srckeys[0];
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print "src max is $srcmaxkey with $srcdomains{$srcmaxkey} messages\n" if $verbose;
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if ($srcdomains{$srcmaxkey} >= $opt_W && $srcdomains{$srcmaxkey} < $opt_C) {
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if ($state == $ERRORS{'OK'}) {
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$msg = "WARNING: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
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$state = $ERRORS{'WARNING'};
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} elsif (($state == $ERRORS{'WARNING'}) || ($state == $ERRORS{'CRITICAL'})){
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$msg .= " -and- $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
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} else {
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$msg = "WARNING: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
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$state = $ERRORS{'WARNING'};
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}
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} elsif ($srcdomains{$srcmaxkey} >= $opt_C) {
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if ($state == $ERRORS{'OK'}) {
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$msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold C = $opt_C)";
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$state = $ERRORS{'CRITICAL'};
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} elsif ($state == $ERRORS{'WARNING'}) {
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$msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold C = $opt_C) -and- " . $msg;
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$msg =~ s/WARNING: //;
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} elsif ($state == $ERRORS{'CRITICAL'}) {
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$msg .= " -and- $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
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} else {
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$msg = "CRITICAL: $srcdomains{$srcmaxkey} messages in queue FROM $srcmaxkey (threshold W = $opt_W)";
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$state = $ERRORS{'CRITICAL'};
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}
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} else {
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if ($srcdomains{$srcmaxkey} > 0) {
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$msg .= " $srcdomains{$srcmaxkey} msgs. FROM $srcmaxkey is below threshold ($opt_W/$opt_C)";
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}
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}
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# Apply threshold to queue lengths TO domain
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my @dstkeys = sort { $dstdomains{$b} <=> $dstdomains{$a} } keys %dstdomains;
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my $dstmaxkey = $dstkeys[0];
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print "dst max is $dstmaxkey with $dstdomains{$dstmaxkey} messages\n" if $verbose;
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if ($dstdomains{$dstmaxkey} >= $opt_W && $dstdomains{$dstmaxkey} < $opt_C) {
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if ($state == $ERRORS{'OK'}) {
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$msg = "WARNING: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
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$state = $ERRORS{'WARNING'};
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} elsif (($state == $ERRORS{'WARNING'}) || ($state == $ERRORS{'CRITICAL'})){
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$msg .= " -and- $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
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} else {
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$msg = "WARNING: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
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$state = $ERRORS{'WARNING'};
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}
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} elsif ($dstdomains{$dstmaxkey} >= $opt_C) {
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if ($state == $ERRORS{'OK'}) {
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$msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold C = $opt_C)";
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$state = $ERRORS{'CRITICAL'};
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} elsif ($state == $ERRORS{'WARNING'}) {
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$msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold C = $opt_C) -and- " . $msg;
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$msg =~ s/WARNING: //;
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} elsif ($state == $ERRORS{'CRITICAL'}) {
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$msg .= " -and- $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
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} else {
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$msg = "CRITICAL: $dstdomains{$dstmaxkey} messages in queue TO $dstmaxkey (threshold W = $opt_W)";
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$state = $ERRORS{'CRITICAL'};
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}
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} else {
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if ($dstdomains{$dstmaxkey} > 0) {
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$msg .= " $dstdomains{$dstmaxkey} msgs. TO $dstmaxkey is below threshold ($opt_W/$opt_C)";
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}
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}
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} # End of queue length thresholds
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}
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} # end of ($mailq eq "sendmail")
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elsif ( $mailq eq "postfix" ) {
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if( ! $utils::PATH_TO_MAILQ ) {
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print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
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exit $ERRORS{'UNKNOWN'};
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}
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if ( ! -x $utils::PATH_TO_MAILQ) {
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print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
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exit $ERRORS{'UNKNOWN'};
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}
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## open mailq
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if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ$mailq_args | " ) ) {
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print "ERROR: could not open $utils::PATH_TO_MAILQ$mailq_args \n";
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exit $ERRORS{'UNKNOWN'};
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}
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@lines = reverse <MAILQ>;
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# close qmail-qstat
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close MAILQ;
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if ( $? ) {
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print "CRITICAL: Error code ".($?>>8)." returned from $utils::PATH_TO_MAILQ$mailq_args",$/;
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exit $ERRORS{CRITICAL};
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}
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## shut off the alarm
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alarm(0);
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# check queue length
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if ($lines[0]=~/Kbytes in (\d+)/) {
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$msg_q = $1 ;
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}elsif ($lines[0]=~/Mail queue is empty/) {
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$msg_q = 0;
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}else{
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print "Couldn't match $utils::PATH_TO_MAILQ$mailq_args output\n";
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exit $ERRORS{'UNKNOWN'};
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}
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# check messages not processed
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#if ($lines[1]=~/^messages in queue but not yet preprocessed: (\d+)/) {
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# my $msg_p = $1;
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#}else{
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# print "Couldn't match $utils::PATH_TO_MAILQ output\n";
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# exit $ERRORS{'UNKNOWN'};
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#}
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# check queue length(s)
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if ($msg_q == 0){
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$msg = "OK: $mailq mailq reports queue is empty";
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$state = $ERRORS{'OK'};
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} else {
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print "msg_q = $msg_q warn=$opt_w crit=$opt_c\n" if $verbose;
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# overall queue length
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if ($msg_q < $opt_w) {
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$msg = "OK: $mailq mailq ($msg_q) is below threshold ($opt_w/$opt_c)";
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$state = $ERRORS{'OK'};
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}elsif ($msg_q >= $opt_w && $msg_q < $opt_c) {
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$msg = "WARNING: $mailq mailq is $msg_q (threshold w = $opt_w)";
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$state = $ERRORS{'WARNING'};
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}else {
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$msg = "CRITICAL: $mailq mailq is $msg_q (threshold c = $opt_c)";
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$state = $ERRORS{'CRITICAL'};
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}
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# check messages not yet preprocessed (only compare is $opt_W and $opt_C
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# are defined)
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#if (defined $opt_W) {
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# $msg .= "[Preprocessed = $msg_p]";
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# if ($msg_p >= $opt_W && $msg_p < $opt_C ) {
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# $state = $state == $ERRORS{"CRITICAL"} ? $ERRORS{"CRITICAL"} : $ERRORS{"WARNING"} ;
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# }elsif ($msg_p >= $opt_C ) {
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# $state = $ERRORS{"CRITICAL"} ;
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# }
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#}
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}
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} # end of ($mailq eq "postfix")
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elsif ( $mailq eq "qmail" ) {
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if ( ! $utils::PATH_TO_QMAIL_QSTAT ) {
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print "ERROR: \$utils::PATH_TO_QMAIL_QSTAT is not defined\n";
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exit $ERRORS{'UNKNOWN'};
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}
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if ( ! -x $utils::PATH_TO_QMAIL_QSTAT) {
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print "ERROR: $utils::PATH_TO_QMAIL_QSTAT is not executable by (uid $>:gid($)))\n";
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exit $ERRORS{'UNKNOWN'};
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}
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# open qmail-qstat
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if (! open (MAILQ, "$sudo $utils::PATH_TO_QMAIL_QSTAT | " ) ) {
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print "ERROR: could not open $utils::PATH_TO_QMAIL_QSTAT \n";
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exit $ERRORS{'UNKNOWN'};
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}
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@lines = <MAILQ>;
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# close qmail-qstat
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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" ) {
|
|
if ( ! $utils::PATH_TO_MAILQ ) {
|
|
print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
|
|
exit $ERRORS{'UNKNOWN'};
|
|
}
|
|
|
|
if ( ! -x $utils::PATH_TO_MAILQ) {
|
|
print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
|
|
exit $ERRORS{'UNKNOWN'};
|
|
}
|
|
|
|
## open mailq
|
|
if (! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ | " ) ) {
|
|
print "ERROR: could not open $utils::PATH_TO_MAILQ \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" ) {
|
|
if( ! $utils::PATH_TO_MAILQ) {
|
|
print "ERROR: \$utils::PATH_TO_MAILQ is not defined\n";
|
|
exit $ERRORS{'UNKNOWN'};
|
|
}
|
|
|
|
if ( ! -x $utils::PATH_TO_MAILQ) {
|
|
print "ERROR: $utils::PATH_TO_MAILQ is not executable by (uid $>:gid($)))\n";
|
|
exit $ERRORS{'UNKNOWN'};
|
|
}
|
|
|
|
## open mailq
|
|
if ( ! open (MAILQ, "$sudo $utils::PATH_TO_MAILQ | " ) ) {
|
|
print "ERROR: could not open $utils::PATH_TO_MAILQ \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();
|
|
}
|