mkdir /home/backup

pico backupscript

#!/bin/sh

backup_dir="/home/backup"

data1="/root"
data2="/etc/"
data3="/home2"
data4="/var"
data5="/tmp"

backup_data1="roothome.tar.gz"
backup_data2="etc.tar.gz"
backup_data3="home2.tar.gz"
backup_data4="var.tar.gz"
backup_data5="tmp.tar.gz"

cd $backup_dir

#backup the directories filtered through gzip into backup files
tar czpf `date +%b-%d`-`hostname`-${backup_data1} $data1
tar czpf `date +%b-%d`-`hostname`-${backup_data2} $data2
tar czpf `date +%b-%d`-`hostname`-${backup_data3} $data3
tar czpf `date +%b-%d`-`hostname`-${backup_data4} $data4
tar czpf `date +%b-%d`-`hostname`-${backup_data5} $data5

md5 `date +%b-%d`* >> `date +%b-%d`checksums.md5

chmod +x  backupscript

sh  backupscript