tests/test_tpm2_save_load_state_2_block

   1 #!/usr/bin/env bash
   2
   3 if ! [[ "$(uname -s)" =~ Linux ]]; then
   4         echo "This test currently only runs on Linux."
   5         exit 77
   6 fi
   7
   8 if [ "$(id -u)" -ne 0 ]; then
   9         echo "Need to be root to run this test."
  10         exit 77
  11 fi
  12
  13 STATEDIR="$(mktemp -d)" || exit 1
  14 STATEIMG=$STATEDIR/tpm2.img
  15 STATEFILE=""
  16
  17 trap "cleanup" SIGTERM EXIT
  18 function cleanup()
  19 {
  20         rm -rf $STATEDIR
  21         if [ -n "$STATEFILE" ]; then
  22                 losetup -d $STATEFILE
  23         fi
  24 }
  25
  26 if [ -z "$(type -P fallocate)" ]; then
  27         echo "This test requires the fallocate tool."
  28         exit 77
  29 fi
  30
  31 if [ -z "$(fallocate --help 2>&1 | grep -E "\-\-posix")" ]; then
  32         echo "This test requires fallocate to support --posix."
  33         exit 77
  34 fi
  35
  36 if [ -z "$(type -P losetup)" ]; then
  37         echo "This test requires the losetup tool."
  38         exit 77
  39 fi
  40
  41 # allocate 4 MiB file
  42 fallocate --posix -l $((4 * 1024 * 1024)) "$STATEIMG"
  43 # and loop mount it
  44 STATEFILE=$(losetup --show -f $STATEIMG)
  45
  46 export SWTPM_TEST_LINEAR_FILE=1
  47 export TPM_COMMAND_PORT=65462
  48 export STATEFILE
  49
  50 # don't exec so cleanup will remove the loop device
  51 $(dirname $0)/test_tpm2_save_load_state_2