#!/usr/bin/env bash
#
# Lists mailbox size of all virtual users
# of all domains

PER_USER="/var/vmail/*.*/*"
PER_DOMAIN="/var/vmail/*.*/"
TOTAL="/var/vmail/"

du -sk $PER_USER | sort -rn | awk '{print $2}' | xargs -ia du -hs "a" | awk -F"/" '{print $1,$5,"@"$4}' | sed 's/ @/@/g'
echo -e "\r"
du -hs $PER_DOMAIN | sort -n | awk '{print $2}' | xargs -ia du -hs "a" | awk -F"/" '{print $1,$4}'
echo -e "\r"
du -hs $TOTAL