#!/bin/sh

if [ -z "$4" ]
then
    echo "Usage:   $0 [options] user password server[:port] secret"
    echo "         [nas-port [dnis [cli [ppphint [nasip [nasid]]]]]]"
    echo
    echo "Options: -v       give more verbose output"
    echo "         -i ip    bind to ip before sending request"
    echo "         -chap    perform CHAP authentication instead of PAP"
    exit 1
fi

args=-nq
iffl=
passattr=User-Password
while expr "$1" : "\-" >/dev/null
do
    case "$1" in
	-v)    args= ;;
	-i)    iffl="-i $2" ; shift ;;
	-chap) passattr=CHAP-Password ;;
    esac
    shift
done

dir=`dirname $0`
(
    echo User-Name=\""$1"\"
    echo $passattr=\""$2"\"
    [ "$5" ] && echo NAS-Port=$5
    [ "$6" ] && echo Called-Station-Id=\""$6"\"
    [ "$7" ] && echo Calling-Station-Id=\""$7"\"
    [ "$8" ] && echo Service-Type=Framed && echo Framed-Protocol=PPP
    [ "$9" ] && echo NAS-IP-Address=$9
    [ "${10}" ] && echo NAS-Identifier=\""${10}"\"
) | $dir/radclient $args $iffl "$3" "$4" | grep -v '^	RAD-[^C]'