#!/bin/bash
# Remove old backups
# javier.veron@nuthost.com
DU=$(df -h | awk '/backup/ {print $5}' | cut -f 1 -d '%')
if [ $DU -gt 80 ] ; then
find /backup -maxdepth 1 -ctime +6 -type d -regextype posix-extended -regex "\/.*/[0-9]{4}-[0-9]{2}-[0-9]{2}$" -exec rm -rf {} \;
fi