testprogs/blackbox/test_export_keytab_mit.sh

   1 #!/bin/sh
   2 #
   3 # Blackbox tests for an exported keytab with kinit
   4 #
   5 # Copyright (C) 2006-2007 Jelmer Vernooij <jelmer@samba.org>
   6 # Copyright (C) 2006-2008 Andrew Bartlett <abartlet@samba.org>
   7 # Copyright (C) 2016      Andreas Schneider <asn@cryptomilk.org>
   8
   9 if [ $# -lt 7 ]; then
  10         cat <<EOF
  11 Usage: test_extract_keytab.sh SERVER USERNAME REALM DOMAIN PREFIX SMBCLIENT CONFIGURATION
  12 EOF
  13         exit 1
  14 fi
  15
  16 SERVER=$1
  17 USERNAME=$2
  18 REALM=$3
  19 DOMAIN=$4
  20 PREFIX=$5
  21 smbclient=$6
  22 CONFIGURATION=${7}
  23 shift 7
  24 failed=0
  25
  26 samba_bindir="$BINDIR"
  27 samba_tool="$samba_bindir/samba-tool"
  28 samba_newuser="$samba_tool user create"
  29 samba_texpect="$samba_bindir/texpect"
  30 samba_ktutil="$BINDIR/samba4ktutil"
  31
  32 samba_kinit=kinit
  33 samba_kdestroy=kdestroy
  34
  35 SERVER_FQDN="$SERVER.$(echo $REALM | tr '[:upper:]' '[:lower:]')"
  36
  37 source $(dirname $0)/subunit.sh
  38
  39 test_smbclient()
  40 {
  41         name="$1"
  42         cmd="$2"
  43         shift
  44         shift
  45         echo "test: $name"
  46         $VALGRIND $smbclient //$SERVER/tmp -c "$cmd" "$@"
  47         status=$?
  48         if [ x$status = x0 ]; then
  49                 echo "success: $name"
  50         else
  51                 echo "failure: $name"
  52         fi
  53         return $status
  54 }
  55
  56 test_keytab()
  57 {
  58         testname="$1"
  59         keytab="$2"
  60         principal="$3"
  61         expected_nkeys="$4"
  62
  63         echo "test: $testname"
  64
  65         NKEYS=$($VALGRIND $samba_ktutil $keytab | grep -i "$principal" | egrep -c "DES|AES|ArcFour")
  66         status=$?
  67         if [ x$status != x0 ]; then
  68                 echo "failure: $testname"
  69                 return $status
  70         fi
  71
  72         if [ x$NKEYS != x$expected_nkeys ]; then
  73                 echo "failure: $testname"
  74                 return 1
  75         fi
  76         echo "success: $testname"
  77         return 0
  78 }
  79
  80 TEST_USER="$(mktemp -u keytabtestuserXXXXXX)"
  81 TEST_PASSWORD=testPaSS@01%
  82
  83 EXPECTED_NKEYS=3
  84 krb5_version="$(krb5-config --version | cut -d ' ' -f 4)"
  85 krb5_major_version="$(echo $krb5_version | awk -F. '{ print $1; }')"
  86 krb5_minor_version="$(echo $krb5_version | awk -F. '{ print $2; }')"
  87
  88 # MIT Kerberos < 1.18 has support for DES keys
  89 if [ $krb5_major_version -eq 1 ] && [ $krb5_minor_version -lt 18 ]; then
  90         EXPECTED_NKEYS=5
  91 fi
  92
  93 testit "create local user $TEST_USER" $VALGRIND $PYTHON $samba_newuser $TEST_USER $TEST_PASSWORD "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
  94
  95 testit "dump keytab from domain" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-all "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
  96 test_keytab "read keytab from domain" "$PREFIX/tmpkeytab-all" "$SERVER\\\$" $EXPECTED_NKEYS
  97
  98 testit "dump keytab from domain (2nd time)" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-all "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
  99 test_keytab "read keytab from domain (2nd time)" "$PREFIX/tmpkeytab-all" "$SERVER\\\$" $EXPECTED_NKEYS
 100
 101 testit "dump keytab from domain for cifs service principal" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-server --principal=cifs/$SERVER_FQDN "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
 102 test_keytab "read keytab from domain for cifs service principal" "$PREFIX/tmpkeytab-server" "cifs/$SERVER_FQDN" $EXPECTED_NKEYS
 103 testit "dump keytab from domain for cifs service principal (2nd time)" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-server --principal=cifs/$SERVER_FQDN "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
 104 test_keytab "read keytab from domain for cifs service principal (2nd time)" "$PREFIX/tmpkeytab-server" "cifs/$SERVER_FQDN" $EXPECTED_NKEYS
 105
 106 testit "dump keytab from domain for user principal" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-user-princ --principal=$TEST_USER "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
 107 test_keytab "dump keytab from domain for user principal" "$PREFIX/tmpkeytab-user-princ" "$TEST_USER@$REALM" $EXPECTED_NKEYS
 108 testit "dump keytab from domain for user principal (2nd time)" $VALGRIND $PYTHON $samba_tool domain exportkeytab $PREFIX/tmpkeytab-user-princ --principal=$TEST_USER@$REALM "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
 109 test_keytab "dump keytab from domain for user principal (2nd time)" "$PREFIX/tmpkeytab-user-princ" "$TEST_USER@$REALM" $EXPECTED_NKEYS
 110
 111 KRB5CCNAME="$PREFIX/tmpuserccache"
 112 export KRB5CCNAME
 113
 114 testit "kinit with keytab as user" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-all $TEST_USER@$REALM || failed=$(expr $failed + 1)
 115 test_smbclient "Test login with user kerberos ccache" 'ls' --use-kerberos=required || failed=$(expr $failed + 1)
 116 $samba_kdestroy
 117
 118 testit "kinit with keytab as user (one princ)" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-user-princ $TEST_USER@$REALM || failed=$(expr $failed + 1)
 119 test_smbclient "Test login with user kerberos ccache (one princ)" 'ls' --use-kerberos=required || failed=$(expr $failed + 1)
 120 $samba_kdestroy
 121
 122 KRB5CCNAME="$PREFIX/tmpadminccache"
 123 export KRB5CCNAME
 124
 125 testit "kinit with keytab as $USERNAME" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-all $USERNAME@$REALM || failed=$(expr $failed + 1)
 126
 127 KRB5CCNAME="$PREFIX/tmpserverccache"
 128 export KRB5CCNAME
 129 echo "$samba_kinit -k -t $PREFIX/tmpkeytab-server cifs/$SERVER_FQDN"
 130 testit "kinit with SPN from keytab" $VALGRIND $samba_kinit -k -t $PREFIX/tmpkeytab-server cifs/$SERVER_FQDN || failed=$(expr $failed + 1)
 131
 132 # cleanup
 133 testit "delete user $TEST_USER" $VALGRIND $PYTHON $samba_tool user delete "${TEST_USER}" --use-krb5-ccache="${KRB5CCNAME}" "${CONFIGURATION}" "$@" || failed=$(expr $failed + 1)
 134
 135 $samba_kdestroy
 136 rm -f $PREFIX/tmpadminccache $PREFIX/tmpuserccache $PREFIX/tmpkeytab $PREFIX/tmpkeytab-2 $PREFIX/tmpkeytab-server
 137
 138 exit $failed