#!/bin/sh
#
# /usr/local/sbin/localaddpostmaster
# Copyright 2006 Jonas Smedegaard <dr@jones.dk>
#
# $Id: localaddpostmaster,v 1.1 2006-11-23 21:06:49 jonas Exp $
#
# Create account for peer postmasters to securely inject email
#

set -e

postmastergroup="postmasters"

# postmaster account like "postmaster-jones-dk"
postmaster="$1"

if ! getent group "$postmastergroup"; then
	addgroup --system "$postmastergroup"
fi

adduser --force-badname --system --no-create-home --group --shell /sbin/noshell "$postmaster"
adduser "$postmaster" "$postmastergroup"

password="$(gpw 1 14)"
echo "$postmaster:$password" | /usr/sbin/chpasswd
echo "Postmaster \"$postmaster\" created. Password is \"$password\""