VTPM_NAME="${VTPM_NAME:-vtpm-test-save-load-state}"
SWTPM_DEV_NAME="/dev/${VTPM_NAME}"
-export TPM_PATH=$(mktemp -d)
+export TPM_PATH="$(mktemp -d)" || exit 1
STATE_FILE=$TPM_PATH/tpm-00.permall
VOLATILE_STATE_FILE=$TPM_PATH/tpm-00.volatilestate
MY_VOLATILE_STATE_FILE=$TPM_PATH/my.volatilestate
MY_PERMANENT_STATE_FILE=$TPM_PATH/my.permanent
+MY_SAVESTATE_STATE_FILE=$TPM_PATH/my.savestate
SWTPM_CMD_UNIX_PATH=${TPM_PATH}/unix-cmd.sock
SWTPM_CTRL_UNIX_PATH=${TPM_PATH}/unix-ctrl.sock
SWTPM_INTERFACE=${SWTPM_INTERFACE:-cuse}
+LINEAR_STATE_FILE=$TPM_PATH/linear-state
+BACKEND_PARAM=""
-logfile=$(mktemp)
+if [ ${SWTPM_TEST_LINEAR_FILE:-0} -ne 0 ]; then
+ BACKEND_PARAM="--tpmstate backend-uri=file://$LINEAR_STATE_FILE"
+fi
+
+logfile="$(mktemp)" || exit 1
function cleanup()
{
pid=${SWTPM_PID}
if [ -n "$pid" ]; then
- kill -9 $pid
+ kill_quiet -9 $pid
fi
rm -f $logfile
rm -rf $TPM_PATH
rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null
run_swtpm ${SWTPM_INTERFACE} \
+ ${BACKEND_PARAM} \
--log file=$logfile
-ps aux | grep $SWTPM | grep -v grep
+display_processes_by_name "$SWTPM"
-kill -0 ${SWTPM_PID}
+kill_quiet -0 ${SWTPM_PID}
if [ $? -ne 0 ]; then
echo "Error: ${SWTPM_INTERFACE} TPM did not start."
echo "TPM Logfile:"
exit 1
fi
-kill -0 ${SWTPM_PID} 2>/dev/null
+kill_quiet -0 ${SWTPM_PID} 2>/dev/null
if [ $? -ne 0 ]; then
echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT."
echo "TPM Logfile:"
fi
# Startup the TPM
-swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0C\x00\x00\x00\x99\x00\x01')
exp=' 00 c4 00 00 00 0a 00 00 00 00'
if [ "$RES" != "$exp" ]; then
fi
# Read PCR 17
-swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0E\x00\x00\x00\x15\x00\x00\x00\x11')
exp=' 00 c4 00 00 00 1e 00 00 00 00 97 e9 76 e4 f2 2c d6 d2 4a fd 21 20 85 ad 7a 86 64 7f 2a e5'
if [ "$RES" != "$exp" ]; then
fi
# Assert physical presence
-swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0C\x40\x00\x00\x0A\x00\x20')
exp=' 00 c4 00 00 00 0a 00 00 00 00'
if [ "$RES" != "$exp" ]; then
tmp+='\x00\x00\x00\x00\x00\x17\x00\x01\x00\x01\x00\x00\x00\x00\x00\x0f'
tmp+='\xa0\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
tmp+='\x00\x00\x00\x00\x00'
-swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} $tmp)
exp=' 00 c4 00 00 00 0a 00 00 00 00'
if [ "$RES" != "$exp" ]; then
exit 1
fi
+# Send SaveState command
+RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0a\x00\x00\x00\x98')
+exp=' 00 c4 00 00 00 0a 00 00 00 00'
+if [ "$RES" != "$exp" ]; then
+ echo "Error: (1) Did not get expected result from TPM_SaveState()"
+ echo "expected: $exp"
+ echo "received: $RES"
+ exit 1
+fi
+
run_swtpm_ioctl ${SWTPM_INTERFACE} --save permanent $MY_PERMANENT_STATE_FILE
if [ $? -ne 0 ]; then
echo "Error: Could not write permanent state file $MY_PERMANENT_STATE_FILE."
fi
echo "Saved volatile state."
+run_swtpm_ioctl ${SWTPM_INTERFACE} --save savestate $MY_SAVESTATE_STATE_FILE
+if [ $? -ne 0 ]; then
+ echo "Error: Could not write savestate state file $MY_SAVESTATE_STATE_FILE."
+ echo "TPM Logfile:"
+ cat $logfile
+ exit 1
+fi
+if [ ! -r $MY_SAVESTATE_STATE_FILE ]; then
+ echo "Error: Savestate state file $MY_SAVESTATE_STATE_FILE does not exist."
+ echo "TPM Logfile:"
+ cat $logfile
+ exit 1
+fi
+echo "Saved savestate state."
+
#ls -l $(dirname $MY_VOLATILE_STATE_FILE)/*
#sha1sum $(dirname $MY_VOLATILE_STATE_FILE)/*
exit 1
fi
-kill -0 ${SWTPM_PID}
+kill_quiet -0 ${SWTPM_PID}
if [ $? -ne 0 ]; then
echo "Error (2): ${SWTPM_INTERFACE} TPM is not running anymore."
echo "TPM Logfile:"
fi
echo "Loaded volatile state."
+run_swtpm_ioctl ${SWTPM_INTERFACE} --load savestate $MY_SAVESTATE_STATE_FILE
+if [ $? -ne 0 ]; then
+ echo "Could not load savestate state into vTPM"
+ echo "TPM Logfile:"
+ cat $logfile
+ exit 1
+fi
+echo "Loaded savestate state."
+
#ls -l $(dirname $MY_VOLATILE_STATE_FILE)/*
#sha1sum $(dirname $MY_VOLATILE_STATE_FILE)/*
fi
# Read the PCR again ...
-swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0E\x00\x00\x00\x15\x00\x00\x00\x11')
exp=' 00 c4 00 00 00 1e 00 00 00 00 97 e9 76 e4 f2 2c d6 d2 4a fd 21 20 85 ad 7a 86 64 7f 2a e5'
if [ "$RES" != "$exp" ]; then
exit 1
fi
-if [ ! -r $VOLATILE_STATE_FILE ]; then
+if [ ${SWTPM_TEST_LINEAR_FILE:-0} -eq 0 ] && [ ! -r $VOLATILE_STATE_FILE ]; then
echo "Error: Volatile state file $VOLATILE_STATE_FILE does not exist."
echo "TPM Logfile:"
cat $logfile
fi
# Read the PCR again ...
-swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0E\x00\x00\x00\x15\x00\x00\x00\x11')
exp=' 00 c4 00 00 00 1e 00 00 00 00 97 e9 76 e4 f2 2c d6 d2 4a fd 21 20 85 ad 7a 86 64 7f 2a e5'
if [ "$RES" != "$exp" ]; then
exit 1
fi
-if wait_process_gone ${SWTPM_PID} 1; then
+if wait_process_gone ${SWTPM_PID} 4; then
echo "Error: ${SWTPM_INTERFACE} TPM should not be running anymore."
echo "TPM Logfile:"
cat $logfile
exit 1
fi
-if [ ! -e $STATE_FILE ]; then
- echo "Error: TPM state file $STATE_FILE does not exist."
- echo "TPM Logfile:"
- cat $logfile
- exit 1
+if [ ${SWTPM_TEST_LINEAR_FILE:-0} -ne 0 ]; then
+ if [ ! -e $LINEAR_STATE_FILE ]; then
+ echo "Error: TPM state file $LINEAR_STATE_FILE does not exist."
+ echo "TPM Logfile:"
+ cat $logfile
+ exit 1
+ fi
+else
+ if [ ! -e $STATE_FILE ]; then
+ echo "Error: TPM state file $STATE_FILE does not exist."
+ echo "TPM Logfile:"
+ cat $logfile
+ exit 1
+ fi
fi
echo "OK"