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#!/bin/sh
#
# Blackbox tests for an exported keytab with kinit
#
# Copyright (C) 2006-2007 Jelmer Vernooij <jelmer@samba.org>
# Copyright (C) 2006-2008 Andrew Bartlett <abartlet@samba.org>
# Copyright (C) 2016 Andreas Schneider <asn@cryptomilk.org>
if [ $# -lt 5 ]; then
cat <<EOF
Usage: test_extract_keytab.sh SERVER USERNAME REALM DOMAIN PREFIX SMBCLIENT
EOF
exit 1
fi
SERVER=$1
USERNAME=$2
REALM=$3
DOMAIN=$4
PREFIX=$5
smbclient=$6
shift 6
failed=0
samba_bindir="$BINDIR"
samba_tool="$samba_bindir/samba-tool"
samba_newuser="$samba_tool user create"
samba_texpect="$samba_bindir/texpect"
samba_ktutil="$BINDIR/samba4ktutil"
samba_kinit=kinit
samba_kdestroy=kdestroy
SERVER_FQDN="$SERVER.$(echo $REALM | tr '[:upper:]' '[:lower:]')"
source $(dirname $0)/subunit.sh
test_smbclient()
{
name="$1"
cmd="$2"
shift
shift
echo "test: $name"
$VALGRIND $smbclient //$SERVER/tmp -c "$cmd" $@
status=$?
if [ x$status = x0 ]; then
echo "success: $name"
else
echo "failure: $name"
fi
return $status
}
test_keytab()
{
testname="$1"
keytab="$2"
principal="$3"
expected_nkeys="$4"
echo "test: $testname"
NKEYS=$($VALGRIND $samba_ktutil $keytab | grep -i "$principal" | egrep -c "DES|AES|ArcFour")
status=$?
if [ x$status != x0 ]; then
echo "failure: $testname"
return $status
fi
if [ x$NKEYS != x$expected_nkeys ]; then
echo "failure: $testname"
return 1
fi
echo "success: $testname"
return 0
}
TEST_USER=nettestuser
TEST_PASSWORD=testPaSS@01%
EXPECTED_NKEYS=3
krb5_version="$(krb5-config --version | cut -d ' ' -f 4)"
krb5_major_version="$(echo $krb5_version | awk -F. '{ print $1; }')"
krb5_minor_version="$(echo $krb5_version | awk -F. '{ print $2; }')"
# MIT Kerberos < 1.18 has support for DES keys
if [ $krb5_major_version -eq 1 ] && [ $krb5_minor_version -lt 18 ]; then
EXPECTED_NKEYS=5
fi
testit "create local user $TEST_USER" $VALGRIND $PYTHON $samba_newuser $TEST_USER $TEST_PASSWORD $@ || failed=$(expr $failed + 1)
testit "dump keytab from domain" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-all $@ || failed=$(expr $failed + 1)
test_keytab "read keytab from domain" "$PREFIX/tmpkeytab-all" "$SERVER\\\$" $EXPECTED_NKEYS
testit "dump keytab from domain (2nd time)" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-all $@ || failed=$(expr $failed + 1)
test_keytab "read keytab from domain (2nd time)" "$PREFIX/tmpkeytab-all" "$SERVER\\\$" $EXPECTED_NKEYS
testit "dump keytab from domain for cifs service principal" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-server --principal=cifs/$SERVER_FQDN $@ || failed=$(expr $failed + 1)
test_keytab "read keytab from domain for cifs service principal" "$PREFIX/tmpkeytab-server" "cifs/$SERVER_FQDN" $EXPECTED_NKEYS
testit "dump keytab from domain for cifs service principal (2nd time)" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-server --principal=cifs/$SERVER_FQDN $@ || failed=$(expr $failed + 1)
test_keytab "read keytab from domain for cifs service principal (2nd time)" "$PREFIX/tmpkeytab-server" "cifs/$SERVER_FQDN" $EXPECTED_NKEYS
testit "dump keytab from domain for user principal" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-user-princ --principal=$TEST_USER $@ || failed=$(expr $failed + 1)
test_keytab "dump keytab from domain for user principal" "$PREFIX/tmpkeytab-user-princ" "$TEST_USER@$REALM" $EXPECTED_NKEYS
testit "dump keytab from domain for user principal (2nd time)" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-user-princ --principal=$TEST_USER@$REALM $@ || failed=$(expr $failed + 1)
test_keytab "dump keytab from domain for user principal (2nd time)" "$PREFIX/tmpkeytab-user-princ" "$TEST_USER@$REALM" $EXPECTED_NKEYS
KRB5CCNAME="$PREFIX/tmpuserccache"
export KRB5CCNAME
testit "kinit with keytab as user" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-all $TEST_USER@$REALM || failed=$(expr $failed + 1)
test_smbclient "Test login with user kerberos ccache" 'ls' --use-kerberos=required || failed=$(expr $failed + 1)
$samba_kdestroy
testit "kinit with keytab as user (one princ)" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-user-princ $TEST_USER@$REALM || failed=$(expr $failed + 1)
test_smbclient "Test login with user kerberos ccache (one princ)" 'ls' --use-kerberos=required || failed=$(expr $failed + 1)
$samba_kdestroy
KRB5CCNAME="$PREFIX/tmpadminccache"
export KRB5CCNAME
testit "kinit with keytab as $USERNAME" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-all $USERNAME@$REALM || failed=$(expr $failed + 1)
KRB5CCNAME="$PREFIX/tmpserverccache"
export KRB5CCNAME
echo "$samba_kinit -k -t $PREFIX/tmpkeytab-server cifs/$SERVER_FQDN"
testit "kinit with SPN from keytab" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-server cifs/$SERVER_FQDN || failed=$(expr $failed + 1)
# cleanup
testit "delete user $TEST_USER" $VALGRIND $PYTHON $samba_tool user delete nettestuser -k yes $@ || failed=$(expr $failed + 1)
$samba_kdestroy
rm -f $PREFIX/tmpadminccache $PREFIX/tmpuserccache $PREFIX/tmpkeytab $PREFIX/tmpkeytab-2 $PREFIX/tmpkeytab-server
exit $failed
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