#!/bin/sh

my_kinit=`which kinit`
my_aklog=`which aklog`

if [ "$1" == "-k" ] 
    then #we are using a keytab (and should have -k -t <keytab> in $@)
    while true; do
	$my_kinit $@
	$my_aklog
	sleep 2h
    done

else #we don't have a keytab just a renewable princ
    while $my_kinit -R; do
	$my_aklog
	sleep 2h
    done
fi