hdd_temp_shutdown_with_log.sh

hdd_temp_shutdown_with_log.sh

#!/bin/bash
HDDS="/dev/sda /dev/sdb /dev/sdc"
HDT=/usr/sbin/hddtemp
LOG=/usr/bin/logger
DOWN=/sbin/shutdown
ALERT_LEVEL=55
for disk in $HDDS
do
    if [ -b $disk ]; then
        HDTEMP=$($HDT $disk | awk '{ print $4}' | awk -F '°' '{ print $1}')
        if [ $HDTEMP -ge $ALERT_LEVEL ]; then
            $LOG "System going down as hard disk : $disk temperature $HDTEMP°C crossed its limit"
            sync;sync
            $DOWN -h 0
        fi
    fi
done