#!/bin/sh
#
# /usr/local/bin/localresetpasswdexpiry
# Copyright 2006 Jonas Smedegaard <dr@jones.dk>
#
# $Id: localresetpasswdexpiry,v 1.1 2006-08-31 22:51:03 jonas Exp $
#
# (re)set password expiry through sudo
#
# TODO: Check for bad arguments
# TODO: Use getopts to offer help
# TODO: Support overriding options in /etc/local file
#

set -e

pass_expire=365
pass_warn=14
pass_lastday="`date --date='11 months ago' '+%F'`"

verbose=1
#simulate=true
interactive=0

# echo something, but only if in verbose mode
vecho() {
	test -n "$verbose" && echo "$@" >&2
}

u=$1
shift

sudo=sudo
[ "$(id -u)" -ne 0 ] || sudo=

vecho -n "Set password aging for $u (expire: $pass_expire, warn: $pass_warn, lastday: $pass_lastday)..."
eval $simulate $sudo "/usr/bin/chage -M$pass_expire -W$pass_warn -d$pass_lastday \"$u\""
vecho " Done!"