#!/bin/sh
today=`date "+%Y-%m-%d"`
olddate=`date -d "-10 day" "+%Y-%m-%d"`

cd /backup/
tar -zcvf www.$today.tar.gz /var/www
service mysql stop
tar -zcvf mysql.$today.tar.gz /var/lib/mysql
service mysql start
rm -rf www.$olddate.tar.gz
rm -rf mysql.$olddate.tar.gz