swtpm/tests/_test_tpm_probe
Stefan Berger 148010c0b6 tests: Shut down swtpm at the end to avoid kill
Shut down the swtpm process at the end to avoid it being killed
and with that getting noise in the test log.

Signed-off-by: Stefan Berger <stefanb@linux.vnet.ibm.com>
2018-10-08 06:43:30 -04:00

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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 "$0")}
VTPM_NAME="vtpm-test-tpm-probe"
SWTPM_DEV_NAME="/dev/${VTPM_NAME}"
export TPM_PATH=$(mktemp -d)
STATE_FILE=$TPM_PATH/tpm-00.permall
VOLATILE_STATE_FILE=$TPM_PATH/tpm-00.volatilestate
SWTPM_INTERFACE=${SWTPM_INTERFACE:-cuse}
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 $TPM_PATH
}
trap "cleanup" EXIT
[ "${SWTPM_INTERFACE}" == "cuse" ] && source ${TESTDIR}/test_cuse
source ${TESTDIR}/common
rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null
run_swtpm ${SWTPM_INTERFACE}
display_processes_by_name "$SWTPM"
kill -0 ${SWTPM_PID}
if [ $? -ne 0 ]; then
echo "Error: ${SWTPM_INTERFACE} TPM did not start."
exit 1
fi
# Open access to the TPM
swtpm_open_cmddev ${SWTPM_INTERFACE} 100
# Before TPM_INIT: Read PCR 17 -- this gives a TPM_FAIL
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0E\x00\x00\x00\x15\x00\x00\x00\x11')
exp=' 00 c4 00 00 00 0a 00 00 00 09'
if [ "$RES" != "$exp" ]; then
echo "Error: Before TPM_INIT: Did not get expected result from TPM_PCRRead(17)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
# Init the TPM
run_swtpm_ioctl ${SWTPM_INTERFACE} -i
# Read PCR 17 -- this should give TPM_INVALID_POSTINIT
swtpm_open_cmddev ${SWTPM_INTERFACE} 100
RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x00\xC1\x00\x00\x00\x0E\x00\x00\x00\x15\x00\x00\x00\x11')
exp=' 00 c4 00 00 00 0a 00 00 00 26'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from TPM_PCRRead(17)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
run_swtpm_ioctl ${SWTPM_INTERFACE} -s
if [ $? -ne 0 ]; 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