Import Postfix queue check

http://exchange.nagios.org/directory/Plugins/Email-and-Groupware/Postfix/check_postfix_queue/details

diff --git a/check_postfix_queue b/check_postfix_queue
new file mode 100755 (executable)
index 0000000..44ab444
--- /dev/null
+++ b/check_postfix_queue
@@ -0,0 +1,49 @@
+#!/bin/bash
+#
+# 19-07-2010
+# Author: Cherwin Nooitmeer <cherwin@gmail.com>
+#
+
+# exit codes
+e_ok=0
+e_warning=1
+e_critical=2
+e_unknown=3
+
+# regular expression that matches queue IDs (e.g. D71EF7AC80F8)
+queue_id='^[A-F0-9][A-F0-9][A-F0-9][A-F0-9][A-F0-9][A-F0-9][A-F0-9][A-F0-9][A-F0-9][A-F0-9]'
+
+usage="Invalid command line usage"
+
+if [ -z $1 ]; then
+    echo $usage
+    exit $e_unknown
+fi
+
+while getopts ":w:c:" options
+do
+    case $options in
+        w ) warning=$OPTARG ;;
+        c ) critical=$OPTARG ;;
+        * ) echo $usage
+            exit $e_unknown ;;
+    esac
+done
+
+# determine queue size
+qsize=$(mailq | egrep -c $queue_id)
+if [ -z $qsize ]
+then
+    exit $e_unknown
+fi
+
+if [ $qsize -ge $critical ]; then
+    retval=$e_critical
+elif [ $qsize -ge $warning ]; then
+    retval=$e_warning
+elif [ $qsize -lt $warning ]; then
+    retval=$e_ok
+fi
+
+echo "$qsize mail(s) in queue | mail_queue=$qsize"
+exit $retval