#!/bin/sh USAGE = "Usage: $0 new domain \n : $0 new user \n : $0 new alias " if [ -z "$2" ] then echo "$USAGE"; exit 1; fi if [ "$1" == "new" ] then if [ "$2" == "domain" ] then docker exec mail new-domain "${*,3}" elif [ "$2" == "user" ] then docker exec mail new-user "${*,3}" elif [ "$2" == "alias" ] then docker exec mail new-alias "${*,3}" fi fi