testcases/kernel/security/smack/smack_set_ambient.sh

   1 #!/bin/sh
   2 #
   3 # Copyright (c) 2009 Casey Schaufler under the terms of the
   4 # GNU General Public License version 2, as published by the
   5 # Free Software Foundation
   6 #
   7 # Test reading of the current process Smack label
   8 #
   9 # Environment:
  10 #       CAP_MAC_ADMIN
  11 #
  12
  13 source smack_common.sh
  14
  15 NotTheFloorLabel="XYZZY"
  16 StartLabel=`cat "$smackfsdir/ambient" 2>/dev/null`
  17
  18 echo "$NotTheFloorLabel" 2>/dev/null > "$smackfsdir/ambient"
  19
  20 label=`cat "$smackfsdir/ambient" 2>/dev/null`
  21 if [ "$label" != "$NotTheFloorLabel" ]; then
  22         cat <<EOM
  23 The smack label reported for the current process is "$label", not the expected
  24 "$NotTheFloorLabel".
  25 EOM
  26         exit 1
  27 fi
  28
  29 echo "$StartLabel" 2>/dev/null > "$smackfsdir/ambient"
  30
  31 label=`cat "$smackfsdir/ambient" 2>/dev/null`
  32 if [ "$label" != "$StartLabel" ]; then
  33         cat <<EOM
  34 The smack label reported for the current process is "$label",  not the expected "$StartLabel".
  35 EOM
  36         exit 1
  37 fi