Simple tar archive backup script to be placed in the /etc/cron.daily directory.

001filebackup.sh

#!/bin/bash

PATH=/usr/sbin:/usr/bin:/sbin:/bin

stamp=`date +"%s-%A_%d_%B_%Y@%H_%M"`

name="${stamp}_backup.tgz";

#tar filesystem
tar cvpzf /backups/file/${name} --exclude=/backups/file --exclude=/lost+found  --exclude=/proc/* --exclude=/sys/* --exclude=/mnt/* --exclude=/media/* --exclude=/tmp/* --exclude=/var/run/* --exclude=/var/lock/* --exclude=/var/cache/apt/archives/* --exclude=/home/*/.gvfs --exclude=/run --exclude=/dev /

#delete files older than 7 days
find /backups/file -type f -mtime +7 -exec rm {} \;