system-backup.sh

#!/bin/bash

echo "Starting backup at `date`"

DATE=`date -I`

tar --exclude='/home/.snapshot' -czf /backup/"$DATE"-HELIOS-system-backup.tar.gz /etc /home /root

chown kane:kane /backup/*
chmod 660 /backup/*

BACKUPS=( /backup/* )

if [ ${#BACKUPS[@]} -gt 4 ]
then
        echo "deleting ${BACKUPS[0]}"
        rm ${BACKUPS[0]}
fi

echo "Backup process complete"