| #!/bin/bash |
| |
| # For the license, see the LICENSE file in the root directory. |
| #set -x |
| |
| DIR=$(dirname "$0") |
| ROOT=${DIR}/.. |
| VTPM_NAME="vtpm-test-tpm2-hashing2" |
| SWTPM_DEV_NAME="/dev/${VTPM_NAME}" |
| export TPM_PATH=$(mktemp -d) |
| STATE_FILE=$TPM_PATH/tpm2-00.permall |
| VOLATILE_STATE_FILE=$TPM_PATH/tpm2-00.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 -9 $pid |
| fi |
| rm -rf $TPM_PATH |
| } |
| |
| trap "cleanup" EXIT |
| |
| [ "${SWTPM_INTERFACE}" == "cuse" ] && source ${DIR}/test_cuse |
| source ${DIR}/common |
| |
| rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null |
| |
| run_swtpm ${SWTPM_INTERFACE} --tpm2 |
| |
| ps aux | grep $SWTPM | grep -v grep |
| |
| kill -0 ${SWTPM_PID} |
| if [ $? -ne 0 ]; then |
| echo "Error: ${SWTPM_INTERFACE} TPM did not start." |
| exit 1 |
| fi |
| |
| # Init the TPM |
| run_swtpm_ioctl ${SWTPM_INTERFACE} -i |
| if [ $? -ne 0 ]; then |
| echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM." |
| exit 1 |
| fi |
| |
| kill -0 ${SWTPM_PID} 2>/dev/null |
| if [ $? -ne 0 ]; then |
| echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT." |
| exit 1 |
| fi |
| |
| swtpm_open_cmddev ${SWTPM_INTERFACE} 100 |
| # Startup the TPM |
| RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00') |
| exp=' 80 01 00 00 00 0a 00 00 00 00' |
| if [ "$RES" != "$exp" ]; then |
| echo "Error: Did not get expected result from TPM2_Startup(SU_Clear)" |
| echo "expected: $exp" |
| echo "received: $RES" |
| exit 1 |
| fi |
| |
| # Check the TPM Established bit before the hashing |
| RES=$(run_swtpm_ioctl ${SWTPM_INTERFACE} -e) |
| if [ $? -ne 0 ]; then |
| echo "Error: Could not get the TPM Established bit from the ${SWTPM_INTERFACE} TPM." |
| exit 1 |
| fi |
| |
| exp='tpmEstablished is 0' |
| if [ "$RES" != "$exp" ]; then |
| echo "Error (1): TPM Established flag has wrong value." |
| echo "expected: $exp" |
| echo "received: $RES" |
| exit 1 |
| fi |
| |
| run_swtpm_ioctl ${SWTPM_INTERFACE} -h 1234 |
| if [ $? -ne 0 ]; then |
| echo "Error: The hash command failed." |
| exit 1 |
| fi |
| |
| swtpm_open_cmddev ${SWTPM_INTERFACE} 100 |
| # Read PCR 17 |
| # length CC count hashalg sz |
| RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02') |
| # disregard the update counter using a regex comparison |
| exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 .. 00 00 00 01 00 0b 03 00 00 02 00 00 00 01 00 20 fc a5 d6 49 bf b0 c9 22 fd 33 0f 79 b2 00 43 28 9d af d6 0d 01 a4 c4 37 3c f2 8a db 56 c9 b4 54' |
| if [[ "$RES" =~ "$exp" ]]; then |
| echo "Error: (1) Did not get expected result from TPM_PCRRead(17)" |
| echo "expected: $exp" |
| echo "received: $RES" |
| exit 1 |
| fi |
| |
| # Check the TPM Established bit after the hashing |
| RES=$(run_swtpm_ioctl ${SWTPM_INTERFACE} -e) |
| if [ $? -ne 0 ]; then |
| echo "Error: Could not get the TPM Established bit from the ${SWTPM_INTERFACE} TPM." |
| exit 1 |
| fi |
| |
| exp='tpmEstablished is 1' |
| if [ "$RES" != "$exp" ]; then |
| echo "Error (2): TPM Established flag has wrong value." |
| echo "expected: $exp" |
| echo "received: $RES" |
| exit 1 |
| fi |
| |
| # Reset the establishment bit; we switch to locality 0 and reset via locality 3 |
| run_swtpm_ioctl ${SWTPM_INTERFACE} -l 0 |
| if [ $? -ne 0 ]; then |
| echo "Error: Could not set locality 0" |
| exit 1 |
| fi |
| |
| for ((l = 0; l <= 2; l++)); do |
| # Resetting via locality 2 must fail |
| run_swtpm_ioctl ${SWTPM_INTERFACE} -r $l |
| if [ $? -eq 0 ]; then |
| echo "Error: Could reset the establishment bit via locality $l" |
| exit 1 |
| fi |
| done |
| |
| # Resetting via locality 3 must work |
| run_swtpm_ioctl ${SWTPM_INTERFACE} -r 3 |
| if [ $? -ne 0 ]; then |
| echo "Error: Could not reset the establishment bit via locality 3" |
| exit 1 |
| fi |
| |
| # Check the TPM Established bit after the reset |
| RES=$(run_swtpm_ioctl ${SWTPM_INTERFACE} -e) |
| if [ $? -ne 0 ]; then |
| echo "Error: Could not get the TPM Established bit from the ${SWTPM_INTERFACE} TPM." |
| exit 1 |
| fi |
| |
| exp='tpmEstablished is 0' |
| if [ "$RES" != "$exp" ]; then |
| echo "Error (3): TPM Established flag has wrong value." |
| echo "expected: $exp" |
| echo "received: $RES" |
| exit 1 |
| fi |
| |
| # Read from a file |
| dd if=/dev/zero bs=1024 count=1024 2>/dev/null| \ |
| run_swtpm_ioctl ${SWTPM_INTERFACE} -h - |
| |
| swtpm_open_cmddev ${SWTPM_INTERFACE} 100 |
| # Read PCR 17 |
| # length CC count hashalg sz |
| RES=$(swtpm_cmd_tx ${SWTPM_INTERFACE} '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02') |
| # disregard the update counter using a regex comparison |
| exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 .. 00 00 00 01 00 0b 03 00 00 02 00 00 00 01 00 20 27 7e de f1 02 56 46 5d 8e 71 65 38 3f d3 63 c9 8a be 89 e2 90 2e 4d 3a 2b 3a 30 80 2f 28 af 19' |
| if [[ "$RES" =~ "$exp" ]]; then |
| echo "Error: (2) 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 |
| |
| sleep 0.5 |
| |
| kill -0 ${SWTPM_PID} 2>/dev/null |
| if [ $? -eq 0 ]; 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 |