#!/bin/bash

# Name: check_hyperv-health
# Checks the health status of your Hyper-V Virtual Machines
# Author: Jurie Botha - jurieb(at)gmail(dot)com

HOST=$1
CHNT="/usr/local/nagios/libexec/check_nt"
OKVMS=`$CHNT -H $HOST -p 12489 -v COUNTER -l "\\Hyper-V Virtual Machine Health Summary\\Health OK"`
CRITVMS=`$CHNT -H $HOST -p 12489 -v COUNTER -l "\\Hyper-V Virtual Machine Health Summary\\Health Critical"`
OKNUM="$OKVMS"
CRITNUM="$CRITVMS"
TOTAL=$(($OKNUM+$CRITNUM))


if [ "$OKVMS" -ne "$TOTAL" ] ; then

	OUTPUT="${OUTPUT}STATUS CRITICAL: One or more VM's are in trouble on $HOST | Number of Critical VM's: $CRITNUM "
	STAT=2

	else

		OUTPUT="${OUTPUT}STATUS OK: ALL VM's are in good health! |Number of OK VM's: $OKNUM"
		STAT=0

	fi

echo $OUTPUT
exit $STAT