#!/bin/sh
if [ "$1" == "c" ] && [ "$2" == "/etc/postfix/aliases.d/" ] && [ "$3" == "virtual" ]; then
    cp /etc/postfix/aliases.d/virtual /etc/postfix/virtual
    chown root:root /etc/postfix/virtual
    postmap /etc/postfix/virtual
    echo "$(date +"%b %d %H:%M:%H"): remapped virtual aliases"
fi