#!/bin/bash
# script that polls values from the apc ems
# var
warnstatus=0
critstatus=0
getval ()
{
oid=$1
/usr/bin/snmpget -c public -v 1 -O v $host -m /usr/share/snmp/mibs/powernet361.mib "$oid" | sed "s/.*INTEGER: \(.*\)$/\1/g"
}
temps ()
{
sensor=$1
temp=`getval PowerNet-MIB::emsProbeStatusProbeTemperature."$sensor"`
hum=`getval PowerNet-MIB::emsProbeStatusProbeHumidity."$sensor"`
envn=`echo "$OPTARG" | sed "s/\([a-zA-Z0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\)/\1/g"`
templ=`echo "$OPTARG" | sed "s/\([a-zA-Z0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\)/\2/g"`
temph=`echo "$OPTARG" | sed "s/\([a-zA-Z0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\)/\3/g"`
huml=`echo "$OPTARG" | sed "s/\([a-zA-Z0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\)/\4/g"`
humh=`echo "$OPTARG" | sed "s/\([a-zA-Z0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\),\([0-9]\+\)/\5/g"`
tempL=$((templ-5))
tempH=$((temph+5))
humL=$((huml-5))
humH=$((humh+10))
# check values
if [ "$temph" -lt "$templ" ] || [ "$humh" -lt "$huml" ] || [ -z "$envn" ] ; then
	echo "please check your options!"
	exit 3
fi
# do testing
if [ "$temp" -gt "$templ" ] && [ "$temp" -lt "$temph" ] && [ "$hum" -gt "$huml" ] && [ "$hum" -lt "$humh" ] ; then
	okstatus=0
	okenv="$okenv $envn $temp"C" $hum"pctH,
elif [ "$temp" -gt "$tempL" ] || [ "$temp" -lt "$tempH" ] ||  [ "$hum" -gt "$humL" ] || [ "$hum" -lt "$humH" ] ; then
	warnenv="$warnenv $envn $temp"C" $hum"pctH,
	warnstatus=1
else
	critenv="$critenv $envn $temp"C" $hum"pctH,
	critstatus=2
fi
}
# get other sensors
getsens ()
{
sensor=$1
typ=$2
sens=`getval PowerNet-MIB::emsSensorStatusSensorState."$sensor"`
if [ "$sens" = 'sensorOKEMS(2)' ] ; then
	okstatus=0
	okenv="$okenv no $typ",
elif [ "$sens" =  'sensorNotInstalledEMS(3)' ] ; then
	warnstatus=1
	warnenv="$warnenv $typ Sensor NotInstalled"
else
	critstatus=2
	critenv="$critenv $typ Alarm"
fi
}
# get ops
while getopts ":z:slva:b:c:d:e:f:g:h:i:j:" opt; do
        case $opt in
        z)      host="$OPTARG" ;;
	s)	getsens 5 Smoke ;;
	l)	getsens 6 Water ;;
	v)	getsens 3 Quake ;;
        a)    	temps 1  ;;
	b)	temps 2  ;;
	c)	temps 3  ;;
        d)      temps 4  ;;
        e)      temps 5  ;;
        f)      temps 6  ;;
        g)      temps 7  ;;
        h)      temps 8  ;;
        i)      temps 9  ;;
        j)      temps 10 ;;
	\?)     echo 'usage -z host -s (check smoke) -l (check leakage) -v (check vibration) -[a-j],lowwarntemp,highwarntemp,lowwarnhum,highwarnhum (Critical is 5 low or higher then warning)' ;;
        esac
done
shift $(($OPTIND -1))
# give some help
if [ -z "$host" ] ; then
	echo  'usage -z host -s (check smoke) -l (check leakage) -v (check vibration) -[a-j],lowwarntemp,highwarntemp,lowwarnhum,highwarnhum (Critical is 5 low or higher then warning)'
fi
# compile results of tests
if [ "$critstatus" != 0 ] ; then
	echo "$critenv | $critenv $warnenv $okenv"
	exit 2
fi
if [ "$warnstatus" != 0 ] ; then
	echo "$warnenv | $warnenv $okenv"
	exit 1
fi
if [ "$critstatus" == 0 ] && [ "$warnstatus" == 0 ] && [ "$okstatus" == 0 ] ; then
	echo "$okenv | $okenv"
	exit 0
fi
echo "Error checking device"
exit 3