#!/bin/bash

DESCRIPTION="output username:md5password per line for all cellusers, 
if you give a comamnd line argument like ssh or mail or svn,
then only users with this feature will be printed"

celluser -list|while read user; do
    if ! [ -z "$1" ] ; then
        celluser $user options|grep $1 &>/dev/null || continue
    fi
    echo -n $user
    echo -n :
    echo -n `celluser $user md5password`
    echo
done