Files
heimdal/tests/plugin/check-pac.in
Isaac Boukris 2ffaba9401 kdc: sign ticket using Windows PAC
Split Windows PAC signing and verification logic, as the signing has to be when
the ticket is ready.

Create sign and verify the PAC KDC signature if the plugin did not, allowing
for S4U2Proxy to work, instead of KRB5SignedPath.

Use the header key to verify PAC server signature, as the same key used to
encrypt/decrypt the ticket should be used for PAC server signature, like U2U
tickets are signed witht the tgt session-key and not with the longterm key,
and so krbtgt should be no different and the header key should be used.

Lookup the delegated client in DB instead of passing the delegator DB entry.

Add PAC ticket-signatures and related functions.

Note: due to the change from KRB5SignedPath to PAC, S4U2Proxy requests
against new KDC will not work if the evidence ticket was acquired from
an old KDC, and vide versa.

Closes: #767
2021-09-19 13:25:27 +10:00

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#!/bin/sh
#
# Copyright (c) 2006 - 2007 Kungliga Tekniska Högskolan
# (Royal Institute of Technology, Stockholm, Sweden).
# All rights reserved.
#
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# 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.
#
# $Id$
#
srcdir="@srcdir@"
env_setup="@env_setup@"
objdir="@objdir@"
EGREP="@EGREP@"
. ${env_setup}
testfailed="echo test failed; cat messages.log; exit 1"
# If there is no useful db support compiled in, disable test
../db/have-db || exit 77
R=TEST.H5L.SE
R2=TEST2.H5L.SE
port=@port@
kadmin="${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"
keytabfile=${objdir}/server.keytab
keytab="FILE:${keytabfile}"
rodc_kvno="3058761729"
kinit="${TESTS_ENVIRONMENT} ../../kuser/kinit -c $cache ${afs_no_afslog}"
klist="${TESTS_ENVIRONMENT} ../../kuser/klist -c $cache"
kgetcred="${TESTS_ENVIRONMENT} ../../kuser/kgetcred -c $cache"
kdestroy="${TESTS_ENVIRONMENT} ../../kuser/kdestroy -c $cache ${afs_no_unlog}"
test_apreq="${TESTS_ENVIRONMENT} ../../lib/krb5/test_ap-req"
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
${kadmin} add -p foo --use-defaults foo@${R} || exit 1
${kadmin} add -p bar --use-defaults ${server}@${R} || exit 1
${kadmin} modify --kvno=$rodc_kvno "krbtgt/${R}@${R}" || exit 1
${kadmin} ext -k ${keytab} ${server}@${R} || exit 1
${kadmin} \
init \
--realm-max-ticket-life=1day \
--realm-max-renewable-life=1month \
${R2} || exit 1
${kadmin} add -p foo --use-defaults foo@${R2} || exit 1
${kadmin} add -p bar --use-defaults bar@${R2} || exit 1
${kadmin} ext -k ${keytab} bar@${R2} || exit 1
echo "Doing database check"
${kadmin} check ${R} || exit 1
${kadmin} check ${R2} || exit 1
echo foo > ${objdir}/foopassword
echo "Empty log"
> messages.log
echo Starting kdc
${kdc} --detach --testing || { echo "kdc failed to start"; exit 1; }
kdcpid=`getpid kdc`
trap "kill ${kdcpid}; echo signal killing kdc; exit 1;" EXIT
ec=0
echo "Check that WINDC module was loaded "
grep "windc init" messages.log >/dev/null || \
{ ec=1 ; eval "${testfailed}"; }
echo "Getting client initial tickets"; > messages.log
${kinit} --password-file=${objdir}/foopassword foo@${R} || \
{ ec=1 ; eval "${testfailed}"; }
echo "Getting tickets" ; > messages.log
${kgetcred} ${server}@${R} || { ec=1 ; eval "${testfailed}"; }
echo "Verify PAC on server"; > messages.log
${test_apreq} --verify-pac ${server}@${R} ${keytab} ${cache} || \
{ ec=1 ; eval "${testfailed}"; }
${kdestroy}
echo "Getting client initial tickets (pac)"; > messages.log
${kinit} --request-pac --password-file=${objdir}/foopassword foo@${R} || \
{ ec=1 ; eval "${testfailed}"; }
echo "Getting tickets" ; > messages.log
${kgetcred} ${server}@${R} || { ec=1 ; eval "${testfailed}"; }
echo "Verify PAC on server (pac)"; > messages.log
${test_apreq} --verify-pac ${server}@${R} ${keytab} ${cache} || \
{ ec=1 ; eval "${testfailed}"; }
${kdestroy}
echo "Getting client initial tickets (no pac)"; > messages.log
${kinit} --no-request-pac --password-file=${objdir}/foopassword foo@${R} || \
{ ec=1 ; eval "${testfailed}"; }
echo "Getting tickets" ; > messages.log
${kgetcred} ${server}@${R} || { ec=1 ; eval "${testfailed}"; }
echo "Verify PAC on server (no pac)"; > messages.log
${test_apreq} --verify-pac ${server}@${R} ${keytab} ${cache} 2> /dev/null && \
{ ec=1 ; eval "${testfailed}"; }
${test_apreq} ${server}@${R} ${keytab} ${cache} 2> /dev/null && \
{ ec=1 ; eval "${testfailed}"; }
echo "Check the --no-verify-pac option"; > messages.log
${test_apreq} --no-verify-pac ${server}@${R} ${keytab} ${cache} 2> /dev/null || \
{ ec=1 ; eval "${testfailed}"; }
${kdestroy}
echo "Getting client initial tickets (no pac - realm config)"; > messages.log
${kinit} --no-request-pac --password-file=${objdir}/foopassword foo@${R2} || \
{ ec=1 ; eval "${testfailed}"; }
echo "Getting tickets" ; > messages.log
${kgetcred} bar@${R2} || { ec=1 ; eval "${testfailed}"; }
echo "Verify PAC on server (no pac - realm config)"; > messages.log
${test_apreq} --verify-pac bar@${R2} ${keytab} ${cache} 2> /dev/null && \
{ ec=1 ; eval "${testfailed}"; }
${test_apreq} bar@${R2} ${keytab} ${cache} 2> /dev/null && \
{ ec=1 ; eval "${testfailed}"; }
echo "killing kdc (${kdcpid})"
kill $kdcpid || exit 1
trap "" EXIT
exit $ec