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|
#!/bin/bash
# For the license, see the LICENSE file in the root directory.
#set -x
ROOT=${abs_top_builddir:-$(pwd)/..}
TESTDIR=${abs_top_testdir:-$(dirname "$0")}
VTPM_NAME="vtpm-test-tpm2-avoid-da-lockout"
SWTPM_DEV_NAME="/dev/${VTPM_NAME}"
TPM_PATH="$(mktemp -d)" || exit 1
LOG_FILE=$TPM_PATH/tpm-00.log
SWTPM_CMD_UNIX_PATH=${TPM_PATH}/unix-cmd.sock
SWTPM_CTRL_UNIX_PATH=${TPM_PATH}/unix-ctrl.sock
function cleanup()
{
pid=${SWTPM_PID}
if [ -n "$pid" ]; then
kill_quiet -9 "$pid"
fi
rm -rf "$TPM_PATH"
}
trap "cleanup" EXIT
source "${TESTDIR}/common"
source "${TESTDIR}/test_common"
[ "${SWTPM_INTERFACE}" == "cuse" ] && source "${TESTDIR}/test_cuse"
TPM_PATH=$TPM_PATH run_swtpm "${SWTPM_INTERFACE}" \
--tpm2 \
--log "file=$LOG_FILE,level=20" \
--flags not-need-init,startup-clear
if ! kill_quiet -0 "${SWTPM_PID}"; then
echo "Error: ${SWTPM_INTERFACE} TPM did not start."
exit 1
fi
# Define password-protected NV space with DA attribute set: tssnvdefinespace -ha 01000000 -hi o -pwdn test -sz 1 -at da
cmd='\x80\x02\x00\x00\x00\x31\x00\x00\x01\x2a\x40\x00\x00\x01\x00\x00\x00\x09\x40\x00\x00\x09\x00\x00\x00\x00\x00\x00\x04\x74\x65\x73\x74\x00\x0e\x01\x00\x00\x00\x00\x0b\x00\x04\x00\x04\x00\x00\x00\x01'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 02 00 00 00 13 00 00 00 00 00 00 00 00 00 00 01 00 00'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from TPM2_NV_DefineSpace"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# Write to NV space without password: tssnvwrite -ha 01000000 -ic A
cmd='\x80\x02\x00\x00\x00\x24\x00\x00\x01\x37\x01\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x09\x40\x00\x00\x09\x00\x00\x00\x00\x00\x00\x01\x41\x00\x00'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 01 00 00 00 0a 00 00 09 22'
if [ "$RES" == "$exp" ]; then
# 0x922 : retry command
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
fi
exp=' 80 01 00 00 00 0a 00 00 09 8e'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from TPM2_NV_Write"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# The TPM_PT_LOCKOUT_COUNTER must be 0 now: tssgetcapability -cap 6 -pr 0x20e -pc 1
cmd='\x80\x01\x00\x00\x00\x16\x00\x00\x01\x7a\x00\x00\x00\x06\x00\x00\x02\x0e\x00\x00\x00\x01'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 01 00 00 00 1b 00 00 00 00 01 00 00 00 06 00 00 00 01 00 00 02 0e 00 00 00 01'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from 1st TPM2_GetCapability(TPM_PT_LOCKOUT_COUNTER)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# Abruptly init the TPM: swtpm will internally send TPM2_Shutdown()
if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
exit 1
fi
# send TPM2_Startup(SU_CLEAR)
cmd='\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 01 00 00 00 0a 00 00 00 00'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from TPM2_Startup(SU_CLEAR)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# The TPM_PT_LOCKOUT_COUNTER must still be '0' now: tssgetcapability -cap 6 -pr 0x20e -pc 1
# Without swtpm sending TPM2_Shutdown, it would be '1' now
cmd='\x80\x01\x00\x00\x00\x16\x00\x00\x01\x7a\x00\x00\x00\x06\x00\x00\x02\x0e\x00\x00\x00\x01'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 01 00 00 00 1b 00 00 00 00 01 00 00 00 06 00 00 00 01 00 00 02 0e 00 00 00 01'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from 2nd TPM2_GetCapability(TPM_PT_LOCKOUT_COUNTER)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# Again write to NV space without password: tssnvwrite -ha 01000000 -ic A
cmd='\x80\x02\x00\x00\x00\x24\x00\x00\x01\x37\x01\x00\x00\x00\x01\x00\x00\x00\x00\x00\x00\x09\x40\x00\x00\x09\x00\x00\x00\x00\x00\x00\x01\x41\x00\x00'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 01 00 00 00 0a 00 00 09 22'
if [ "$RES" == "$exp" ]; then
# 0x922 : retry command
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
fi
exp=' 80 01 00 00 00 0a 00 00 09 8e'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from TPM2_NV_Write"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# CMD_STOP: swtpm will internally send TPM2_Shutdown()
if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -s; then
echo "Error: Could not shut down the ${SWTPM_INTERFACE} TPM."
exit 1
fi
if wait_process_gone "${SWTPM_PID}" 4; then
echo "Error: ${SWTPM_INTERFACE} TPM should not be running anymore."
exit 1
fi
TPM_PATH=$TPM_PATH run_swtpm "${SWTPM_INTERFACE}" \
--tpm2 \
--log "file=$LOG_FILE,level=20" \
--flags not-need-init,startup-clear
if ! kill_quiet -0 "${SWTPM_PID}"; then
echo "Error: ${SWTPM_INTERFACE} TPM did not start."
exit 1
fi
# The TPM_PT_LOCKOUT_COUNTER must still be '0' now: tssgetcapability -cap 6 -pr 0x20e -pc 1
# Without swtpm sending TPM2_Shutdown, it would be '2' now
cmd='\x80\x01\x00\x00\x00\x16\x00\x00\x01\x7a\x00\x00\x00\x06\x00\x00\x02\x0e\x00\x00\x00\x01'
RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" ${cmd})
exp=' 80 01 00 00 00 1b 00 00 00 00 01 00 00 00 06 00 00 00 01 00 00 02 0e 00 00 00 02'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from 3rd TPM2_GetCapability(TPM_PT_LOCKOUT_COUNTER)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -s; then
echo "Error: Could not shut down the ${SWTPM_INTERFACE} TPM."
exit 1
fi
if wait_process_gone "${SWTPM_PID}" 4; then
echo "Error: ${SWTPM_INTERFACE} TPM should not be running anymore."
exit 1
fi
echo "OK"
exit 0
|
