init

check_postfix_queue

@@ -0,0 +1,140 @@
+#!/bin/bash
+###################################################################
+# check_postfix_mailqueue is developped with GPL Licence 2.0
+#
+# GPL License: http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
+#
+# Developped by : Bjoern Bongermino
+#
+###################################################################
+# 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.
+#
+####################################################################
+
+# Uncomment to enable debugging
+# set -x
+
+PROGNAME=`basename $0`
+VERSION="Version 1.0"
+AUTHOR="Bjoern Bongermino (http://www.bongermino.de)"
+
+STATE_OK=0
+STATE_WARNING=1
+STATE_CRITICAL=2
+STATE_UNKNOWN=3
+
+warning=0
+critical=0
+
+print_version() {
+    echo "$PROGNAME $VERSION $AUTHOR"
+}
+
+print_help() {
+    print_version $PROGNAME $VERSION
+    echo ""
+    echo "$PROGNAME - Checks postfix mailqueue statistic"
+    echo ""
+    echo "$PROGNAME is a Nagios plugin which generates statistics"
+    echo "for the postfix mailqueue and checks for corrupt messages."
+	echo "The following values will be checked:"
+	echo "maildrop: Localy posted mail"
+	echo "incoming: Processed local mail and received from network"
+	echo "active: Mails being delivered (should be small)"
+	echo "deferred: Stuck mails (that will be retried later)"
+	echo "corrupt: Messages found to not be in correct format (shold be 0)"
+	echo "hold: Recent addition, messages put on hold indefinitly - delete of free"
+    echo ""
+    echo "Usage: $PROGNAME -w WARN-Level -c CRIT-Level"
+    echo ""
+    echo "Options:"
+    echo "  -w)"
+    echo "     Warning level for deferred mails"
+    echo "  -c)"
+    echo "     Critical level for deferred mail"
+    echo "  -h)"
+    echo "     This help"
+    echo "  -v)"
+    echo "     Version"
+    exit $STATE_OK
+}
+
+# Check for parameters
+while test -n "$1"; do
+    case "$1" in
+		-h)
+			print_help
+			exit $STATE_OK;;
+		-v)
+			print_version
+			exit $STATE_OK;;
+		-w)
+			warning=$2
+			shift
+			;;
+		-c)
+			critical=$2
+			shift
+			;;
+		*)
+			check_postfix_mailqueue
+			;;
+	esac
+	shift
+done
+
+check_postfix_mailqueue() {
+# Can be set via environment, but default is fetched by postconf (if available,
+# else /var/spool/postfix) 
+if which postconf > /dev/null ; then
+   SPOOLDIR=${spooldir:-`postconf -h queue_directory`}
+else
+   SPOOLDIR=${spooldir:-/var/spool/postfix}
+fi
+
+cd $SPOOLDIR >/dev/null 2>/dev/null || {
+     echo -n "Cannot cd to $SPOOLDIR"
+     exit $STATE_CRITICAL
+}
+
+# Get values
+deferred=`(test -d deferred && find deferred -type f ) | wc -l`
+active=`(test -d active && find active -type f ) | wc -l`
+maildrop=`(test -d maildrop && find maildrop -type f ) | wc -l`
+incoming=`(test -d incoming && find incoming -type f ) | wc -l`
+corrupt=`(test -d corrupt && find corrupt -type f ) | wc -l`
+hold=`( test -d hold && find hold -type f ) | wc -l`
+}
+
+check_postfix_mailqueue
+values="Deferred mails=$deferred Active deliveries=$active Locally posted mails=$maildrop Incoming mails=$incoming Corrupt mails=$corrupt Mails on hold=$hold"
+perfdata="deferred=$deferred;; active=$active;; maildrop=$maildrop;; incoming=$incoming;; corrupt=$corrupt;; hold=$hold;;"
+
+if [ $corrupt -gt 0 ]; then
+	echo -n "Postfix Mailqueue CRITICAL - $corrupt corrupt messages found! | $perfdata"
+	exit $STATE_CRITICAL
+fi
+
+if [ $warning -gt 0 ] && [ $critical -gt 0 ]; then
+   if [ $deferred -gt $critical ]; then
+      echo -n "Postfix Mailqueue CRITICAL - $values | $perfdata"
+      exit $STATE_CRITICAL
+   elif [ $deferred -gt $warning ]; then
+      echo -n "Postfix Mailqueue WARNING - $values | $perfdata"
+      exit $STATE_WARNING
+   else
+      echo -n "Postfix Mailqueue OK - $values | $perfdata"
+      exit $STATE_OK
+   fi
+else
+   echo -n "Postfix Mailqueue OK - $values | $perfdata"
+   exit $STATE_OK
+fi