meta-security/lib/oeqa/runtime/files/test_privileged_change_self_label.sh

   1 #!/bin/sh
   2
   3 initial_label=`cat /proc/self/attr/current 2>/dev/null`
   4 modified_label="test_label"
   5
   6 echo "$modified_label" >/proc/self/attr/current 2>/dev/null
   7
   8 new_label=`cat /proc/self/attr/current 2>/dev/null`
   9
  10 if [ "$new_label" != "$modified_label" ]; then
  11         # restore proper label
  12         echo $initial_label >/proc/self/attr/current
  13         echo "Privileged process could not change its label"
  14         exit 1
  15 fi
  16
  17 echo "$initial_label" >/proc/self/attr/current 2>/dev/null
  18 exit 0