initial commit

README.md

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+Simple nagios monitoring scripts.
+
+`check_ircd` attempts to connect to an IRC server.
+
+`check_senderscore` checks the senderscore (a metric for whether an IP address
+tends to send spam email) of an IP address.
+

check_ircd

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+#!/bin/bash
+
+botname=nagiosbot
+host=localhost
+port=6667
+warn=10
+crit=15
+
+while getopts 'H:p:w:c:' opt
+do
+	case "$opt" in
+		H)	host="$OPTARG";;
+		p)	port="$OPTARG";;
+		w)	warn="$OPTARG";;
+		c)	crit="$OPTARG";;
+	esac
+done
+
+# if your netcat does not have the -i <interval> flag, modify the script below,
+# putting this function in the pipeline between echo and nc
+function delay {
+	while read line
+	do
+		sleep 1
+		echo $line
+	done
+}
+
+SECONDS=0
+echo "NICK $botname
+USER $botname 8 * : $botname" | nc -i 1 -q $crit -w $crit $host $port 2>&1 > /dev/null
+exit=$?
+if [ ! "$exit" == 0 ]; then
+	echo "IRCd CRITICAL: $host: connection failed"
+	exit $exit
+fi
+
+if [ "$SECONDS" -ge "$crit" ]; then
+	echo "IRCd CRITICAL: $host: check took $SECONDS"
+	exit 2
+elif [ "$SECONDS" -ge "$warn" ]; then
+	echo "IRCd WARNING: $host: check took $SECONDS"
+	exit 1
+else
+	echo "IRCd OK: $host: check took $SECONDS"
+	exit 0
+fi

check_senderscore

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+#!/bin/sh
+
+# bare-bones check_senderscore plugin for nagios
+
+# default thresholds
+warn=95
+crit=90
+
+while getopts 'H:w:c:' opt
+do
+	case "$opt" in
+		H)	host="$OPTARG";;
+		w)	warn="$OPTARG";;
+		c)	crit="$OPTARG";;
+	esac
+done
+
+revip=`echo $host | awk -F . '{print $4"."$3"."$2"."$1".score.senderscore.com"}'`
+score=`dig a $revip +short | awk -F . '{print $4""}'`
+
+if [ -z "$score" ]; then
+	echo 'SenderScore OK:' "$host" '(no score yet)'
+	exit 0 # ok
+elif [ "$score" -gt "$warn" ]; then
+	echo 'SenderScore OK:' "$host:" $score
+	exit 0 # ok
+elif [ $score -gt $crit ]; then
+	echo 'SenderScore WARNING:' "$host:" $score
+	exit 1 # warning
+elif [ $score -le $crit ]; then
+	echo 'SenderScore CRITICAL:' "$host:" $score
+	exit 2 # critical
+else
+	echo 'SenderScore UNKNOWN'
+	exit 3 # unknown
+fi