#!/bin/bash

HDDS="/dev/sda"

HDT=/usr/sbin/hddtemp

LOG=/usr/bin/logger

DOWN=/sbin/shutdown

ALERT_LEVEL=50

args="--numeric"

for disk in $HDDS

do

if [ -b $disk ]; then

HDTEMP=$($HDT $disk $args)

$LOG "HDTEMP for $disk is $HDTEMP"

if [ $HDTEMP -ge $ALERT_LEVEL ]; then

$LOG "System going down as hard disk : $disk temperature $HDTEMP exceeded its limit"

sync;sync

$DOWN -h 0

fi

fi

done