#!/bin/sh
#
# Copyright (c) 2006 - 2007 Kungliga Tekniska Högskolan
# (Royal Institute of Technology, Stockholm, Sweden). 
# All rights reserved. 
#
# Redistribution and use in source and binary forms, with or without 
# modification, are permitted provided that the following conditions 
# are met: 
#
# 1. Redistributions of source code must retain the above copyright 
#    notice, this list of conditions and the following disclaimer. 
#
# 2. Redistributions in binary form must reproduce the above copyright 
#    notice, this list of conditions and the following disclaimer in the 
#    documentation and/or other materials provided with the distribution. 
#
# 3. Neither the name of the Institute nor the names of its contributors 
#    may be used to endorse or promote products derived from this software 
#    without specific prior written permission. 
#
# THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND 
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
# ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE 
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 
# SUCH DAMAGE. 
#
# $Id: check-digest.in 21849 2007-08-08 06:56:41Z lha $
#

srcdir="@srcdir@"
objdir="@objdir@"

# If there is no useful db support compile in, disable test
../db/have-db || exit 77

R=TEST.H5L.SE

port=@port@

kadmin="${TESTS_ENVIRONMENT} ../../kadmin/kadmin -l -r $R"
kdc="${TESTS_ENVIRONMENT} ../../kdc/kdc --addresses=localhost -P $port"

server=host/datan.test.h5l.se
cache="FILE:${objdir}/cache.krb5"
ocache="FILE:${objdir}/ocache.krb5"
keytabfile=${objdir}/server.keytab
keytab="FILE:${keytabfile}"

kinit="${TESTS_ENVIRONMENT} ../../kuser/kinit -c $cache --no-afslog"
klist="${TESTS_ENVIRONMENT} ../../kuser/klist -c $cache"
kdigest="${TESTS_ENVIRONMENT} ../../kuser/kdigest --ccache=$cache"
test_ntlm="${TESTS_ENVIRONMENT} ../../lib/gssapi/test_ntlm"
context="${TESTS_ENVIRONMENT} ../../lib/gssapi/test_context"

username=foo
userpassword=digestpassword

password=foobarbaz

KRB5_CONFIG="${objdir}/krb5.conf"
export KRB5_CONFIG

rm -f ${keytabfile}
rm -f current-db*
rm -f out-*
rm -f mkey.file*

> messages.log

echo Creating database
${kadmin} \
    init \
    --realm-max-ticket-life=1day \
    --realm-max-renewable-life=1month \
    ${R} || exit 1

${kadmin} add -p $userpassword --use-defaults ${username}@${R} || exit 1
${kadmin} add -p $password --use-defaults ${server}@${R} || exit 1
${kadmin} add -p kaka --use-defaults digest/${R}@${R} || exit 1
${kadmin} modify --attributes=+allow-digest ${server}@${R} || exit 1
${kadmin} ext -k ${keytab} ${server}@${R} || exit 1

echo "Doing database check"
${kadmin} check ${R} || exit 1

echo $password > ${objdir}/foopassword

echo Starting kdc
${kdc} &
kdcpid=$!

sh ${srcdir}/wait-kdc.sh
if [ "$?" != 0 ] ; then
    kill ${kdcpid}
    exit 1
fi

trap "kill ${kdcpid}; echo signal killing kdc; cat messages.log; exit 1;" EXIT

exitcode=0

echo "Getting digest server tickets"
${kinit} --password-file=${objdir}/foopassword ${server}@$R || exitcode=1
${kdigest} digest-server-init \
    --kerberos-realm=${R} \
    --type=CHAP > /dev/null || exitcode=1

echo "Trying NTLM"

NTLM_ACCEPTOR_CCACHE="$cache"
export NTLM_ACCEPTOR_CCACHE

echo "Trying server-init"
echo ${kdigest} ntlm-server-init \
    --kerberos-realm=${R} \
    > sdigest-init || exitcode=1

echo "test_ntlm"
${test_ntlm} || { echo "test_ntlm failed"; exit 1; }

NTLM_USER_FILE="${srcdir}/ntlm-user-file.txt"
export NTLM_USER_FILE

echo "test_context --mech-type=ntlm"
${context} --mech-type=ntlm \
	    --name-type=hostbased-service datan@TEST || \
		{ echo "test_context 1 failed"; exit 1; }

${context} --mech-type=ntlm \
	    --name-type=hostbased-service datan@host.TEST || \
		{ echo "test_context 2 failed"; exit 1; }

${context} --mech-type=ntlm \
	    --name-type=hostbased-service datan@host.test.domain2 || \
		{ echo "test_context 3 failed"; exit 1; }

${context} --mech-type=ntlm \
	    --name-type=hostbased-service datan@host.foo 2>/dev/null && \
		{ echo "test_context 4 failed"; exit 1; }

echo "Trying SL in NTLM"


for type in \
    "" \
    "--getverifymic" \
    "--wrapunwrap" \
    "--getverifymic --wrapunwrap" \
    ; do

	echo "Trying NTLM type: ${type}"
	${context} --mech-type=ntlm ${type} \
	    --name-type=hostbased-service datan@TEST || \
	    { echo "test_context 1 failed"; exit 1; }

done


echo "Trying CHAP"

${kdigest} digest-server-init \
    --kerberos-realm=${R} \
    --type=CHAP \
    > sdigest-reply || exitcode=1

snonce=`grep server-nonce= sdigest-reply | cut -f2- -d=`
identifier=`grep identifier= sdigest-reply | cut -f2- -d=`
opaque=`grep opaque= sdigest-reply | cut -f2- -d=`

${kdigest} digest-client-request \
    --type=CHAP \
    --username="$username"  \
    --password="$userpassword"  \
    --opaque="$opaque"  \
    --server-identifier="$identifier"  \
    --server-nonce="$snonce" \
    > cdigest-reply || exitcode=1

cresponseData=`grep responseData= cdigest-reply | cut -f2- -d=`

#echo user: $username
#echo server-nonce: $snonce
#echo opaqeue: $opaque
#echo identifier: $identifier

${kdigest} digest-server-request \
    --kerberos-realm=${R} \
    --type=CHAP \
    --username="$username"  \
    --opaque="$opaque"  \
    --client-response="$cresponseData"  \
    --server-identifier="$identifier"  \
    --server-nonce="$snonce"  \
    > s2digest-reply || exitcode=1

status=`grep status= s2digest-reply | cut -f2- -d=`

if test "X$status" = "Xok" ; then
    echo "CHAP response ok"
else
    echo "CHAP response failed"
    exitcode=1
fi

cresponseData=`echo $cresponseData | sed 's/..../DEADBEEF/'`

${kdigest} digest-server-request \
    --kerberos-realm=${R} \
    --type=CHAP \
    --username="$username"  \
    --opaque="$opaque"  \
    --client-response="$cresponseData" \
    --server-identifier="$identifier"  \
    --server-nonce="$snonce"  \
    > s2digest-reply || exitcode=1

status=`grep status= s2digest-reply | cut -f2- -d=`

if test "X$status" = "Xfailed" ; then
    echo "CHAP response fail as it should"
else
    echo "CHAP response succeeded errorously"
    exitcode=1
fi

echo "Trying MS-CHAP-V2"

${kdigest} digest-server-init \
    --kerberos-realm=${R} \
    --type=MS-CHAP-V2 \
    > sdigest-reply || exitcode=1

snonce=`grep server-nonce= sdigest-reply | cut -f2- -d=`
opaque=`grep opaque= sdigest-reply | cut -f2- -d=`
cnonce="21402324255E262A28295F2B3A337C7E"

echo "MS-CHAP-V2 client request"
${kdigest} digest-client-request \
    --type=MS-CHAP-V2 \
    --username="$username"  \
    --password="$userpassword"  \
    --opaque="$opaque"  \
    --client-nonce="$cnonce"  \
    --server-nonce="$snonce" \
    > cdigest-reply || exitcode=1

cresponseData=`grep responseData= cdigest-reply | cut -f2- -d=`
cRsp=`grep AuthenticatorResponse= cdigest-reply | cut -f2- -d=`
ckey=`grep session-key= cdigest-reply | cut -f2- -d=`

${kdigest} digest-server-request \
    --kerberos-realm=${R} \
    --type=MS-CHAP-V2 \
    --username="$username"  \
    --opaque="$opaque"  \
    --client-response="$cresponseData"  \
    --client-nonce="$cnonce"  \
    --server-nonce="$snonce"  \
    > s2digest-reply || exitcode=1

status=`grep status= s2digest-reply | cut -f2- -d=`
sRsp=`grep rsp= s2digest-reply | cut -f2- -d=`
skey=`grep session-key= s2digest-reply | cut -f2- -d=`

if test "X$sRsp" != "X$cRsp" ; then
    echo "rsp wrong $sRsp != $cRsp"
    exitcode=1
fi

if test "X$skey" != "X$ckey" ; then
    echo "rsp wrong"
    exitcode=1
fi

if test "X$status" = "Xok" ; then
    echo "MS-CHAP-V2 response ok"
else
    echo "MS-CHAP-V2 response failed"
    exitcode=1
fi

trap "" EXIT

echo "killing kdc (${kdcpid})"
kill $kdcpid || exit 1

exit $exitcode