swtpm/tests/test_wrongorder
Stefan Berger 1140f4c656 tests: bail out if modprobe cuse fails
Terminate the test case immediately if modprobe cuse fails.
2015-04-02 06:43:39 -04:00

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#!/bin/bash
# For the license, see the LICENSE file in the root directory.
#set -x
if [ "$(id -u)" -ne 0 ]; then
echo "Need to be root to run this test."
exit 77
fi
DIR=$(dirname "$0")
ROOT=${DIR}/..
SWTPM=swtpm_cuse
SWTPM_EXE=$ROOT/src/swtpm/$SWTPM
CUSE_TPM_IOCTL=$ROOT/src/swtpm_ioctl/swtpm_ioctl
VTPM_NAME="vtpm-test-wrongorder"
export TPM_PATH=$(mktemp -d)
STATE_FILE=$TPM_PATH/tpm-00.permall
VOLATILE_STATE_FILE=$TPM_PATH/tpm-00.volatilestate
function cleanup()
{
pid=$(ps aux | grep $SWTPM | grep -E "$VTPM_NAME\$" | gawk '{print $2}')
if [ -n "$pid" ]; then
kill -9 $pid
fi
rm -rf $TPM_PATH
}
trap "cleanup" EXIT
modprobe cuse
if [ $? -ne 0 ]; then
exit 1
fi
rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null
$SWTPM_EXE -n $VTPM_NAME
sleep 0.5
PID=$(ps aux | grep $SWTPM | grep -E "$VTPM_NAME\$" | gawk '{print $2}')
ps aux | grep $SWTPM | grep -v grep
kill -0 $PID
if [ $? -ne 0 ]; then
echo "Error: CUSE TPM did not start."
exit 1
fi
# Get the established bit before the TPM has been initialized
# This should not work
$CUSE_TPM_IOCTL -e /dev/$VTPM_NAME
if [ $? -eq 0 ]; then
echo "Error: Could get established bit from CUSE TPM before init."
exit 1
fi
kill -0 $PID
if [ $? -ne 0 ]; then
echo "Error: CUSE TPM must have crashed."
exit 1
fi
# Open access to the TPM
exec 100<>/dev/$VTPM_NAME
# Read PCR 17 -- this should give a fatal error response
echo -en '\x00\xC1\x00\x00\x00\x0E\x00\x00\x00\x15\x00\x00\x00\x11' >&100
RES=$(dd if=/proc/self/fd/100 2>/dev/null | od -t x1 -A n -w128)
exp=' 00 c4 00 00 00 0a 00 00 00 09'
if [ "$RES" != "$exp" ]; then
echo "Error: Did not get expected result from TPM_PCRRead(17)"
echo "expected: $exp"
echo "received: $RES"
exit 1
fi
exec 100>&-
kill -0 $PID
if [ $? -ne 0 ]; then
echo "Error: CUSE TPM must have crashed."
exit 1
fi
# Init the TPM
$CUSE_TPM_IOCTL -i /dev/$VTPM_NAME
sleep 0.5
kill -0 $PID 2>/dev/null
if [ $? -ne 0 ]; then
echo "Error: CUSE TPM not running anymore after INIT."
exit 1
fi
$CUSE_TPM_IOCTL -s /dev/$VTPM_NAME
sleep 0.5
kill -0 $PID 2>/dev/null
if [ $? -eq 0 ]; then
echo "Error: CUSE 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