backup.sh

#!/bin/bash
# wp-cli is mandatory in order this script to work
# call the script manually by running ./backup.sh
# or add the script to the crontab to run periodically
# it will create a dump of your database and .zip of your wp-content folder
cd /var/www/wordpress/ # path to your site 

# Backup database
wp db export --database=staging backups/`date +%Y%m%d`_database.sql --add-drop-table

# Backup uploads directory
tar -zcf backups/`date +%Y%m%d`_uploads.tar.gz wp-content/