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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 "$0")}
VTPM_NAME="vtpm-test-setbuffersize"
SWTPM_DEV_NAME="/dev/${VTPM_NAME}"
TPM_PATH="$(mktemp -d)" || exit 1
STATE_FILE=$TPM_PATH/tpm-00.permall
VOLATILE_STATE_FILE=$TPM_PATH/tpm-00.volatilestate
SWTPM_CMD_UNIX_PATH=${TPM_PATH}/unix-cmd.sock
SWTPM_CTRL_UNIX_PATH=${TPM_PATH}/unix-ctrl.sock
SWTPM_INTERFACE=${SWTPM_INTERFACE:-cuse}
OUTFILE=${TPM_PATH}/output
function cleanup()
{
pid=${SWTPM_PID}
if [ -n "$pid" ]; then
kill_quiet -9 "$pid"
fi
rm -rf "$TPM_PATH"
}
trap "cleanup" EXIT
source "${TESTDIR}/common"
[ "${SWTPM_INTERFACE}" == cuse ] && source "${TESTDIR}/test_cuse"
rm -f "$STATE_FILE" "$VOLATILE_STATE_FILE" 2>/dev/null
TPM_PATH=$TPM_PATH run_swtpm "${SWTPM_INTERFACE}"
if ! kill_quiet -0 "${SWTPM_PID}"; then
echo "Error: ${SWTPM_INTERFACE} TPM did not start."
exit 1
fi
# Check the buffer size
if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -b 0 > "${OUTFILE}"; then
echo "Error: Could not get the buffersize of the ${SWTPM_INTERFACE} TPM."
exit 1
fi
cat "${OUTFILE}"
if ! grep "TPM buffersize" "${OUTFILE}" | grep -q 4096; then
echo "Error: The TPM buffersize of the ${SWTPM_INTERFACE} TPM is not 4096."
exit 1
fi
# set the buffer size
if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -b 4000 > "${OUTFILE}"; then
echo "Error: Could not set the buffersize of the ${SWTPM_INTERFACE} TPM."
exit 1
fi
cat "${OUTFILE}"
if ! grep "TPM buffersize" "${OUTFILE}" | grep -q 4000; then
echo "Error: The TPM buffersize of the ${SWTPM_INTERFACE} TPM is not 4000."
exit 1
fi
# Init the TPM
if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
exit 1
fi
# Set the buffer size -- should fail
if ERR="$(run_swtpm_ioctl "${SWTPM_INTERFACE}" -b 4096 2>&1)"; then
echo "Error: Could set the buffersize while the ${SWTPM_INTERFACE} TPM is running."
exit 1
fi
exp="TPM result from PTM_SET_BUFFERSIZE: 0xa"
if [ "$ERR" != "$exp" ]; then
echo "Error: Unexpected error message"
echo "Received: $ERR"
echo "Expected: $exp"
exit 1
fi
if ! kill_quiet -0 "${SWTPM_PID}" 2>/dev/null; then
echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT."
exit 1
fi
if ! run_swtpm_ioctl "${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: ${SWTPM_INTERFACE} TPM should not be running anymore."
exit 1
fi
if [ ! -e "$STATE_FILE" ]; then
echo "Error: TPM state file $STATE_FILE does not exist."
exit 1
fi
echo "OK"
exit 0
|
