nagios检控硬盘健康状态

#!/bin/bash
DEVICES="sda sdb"  #有几块硬盘就写几块
SMARTCTL=/usr/sbin/smartctl
SMART_TMP_FILE="/opt/nagios/tmp/.smart"
for DEV in $DEVICES
do
        REL=`sudo $SMARTCTL -H /dev/$DEV |egrep -i ‘(Health status|test result)‘ |awk -F: ‘{print $2}‘ |awk ‘{print $1}‘`
        echo -n "${DEV}:${REL}  "  >> $SMART_TMP_FILE
done >> /tmp/eeee.log 2>&1
egrep -i ‘(FAILED|err)‘ $SMART_TMP_FILE
RETVAL=$?
if [ $RETVAL -ne 0 ]
then
        echo "OK - `cat $SMART_TMP_FILE`"
        rm -f $SMART_TMP_FILE
        exit 0
else
        echo "CRITICAL - `cat $SMART_TMP_FILE`" 
        rm -f $SMART_TMP_FILE
        exit 2
fi