mirror of
https://github.com/stefanberger/swtpm.git
synced 2025-08-22 19:04:35 +00:00
0da1dcc8a3
Use 'swtpm --help | grep cuse' to determine whether CUSE interface is supported and CUSE related tests need to run. Make sure that SWTPM_EXE is available when test_cuse is sourced. Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
252 lines
7.6 KiB
Bash
Executable File
252 lines
7.6 KiB
Bash
Executable File
#!/bin/bash
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# For the license, see the LICENSE file in the root directory.
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#set -x
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ROOT=${abs_top_builddir:-$(pwd)/..}
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TESTDIR=${abs_top_testdir:-$(dirname "$0")}
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VTPM_NAME="${VTPM_NAME:-vtpm-tpm2-test-save-load-state-locking}"
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SWTPM_DEV_NAME="/dev/${VTPM_NAME}"
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TPM_PATH="$(mktemp -d)" || exit 1
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STATE_FILE="$TPM_PATH/tpm2-00.permall"
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VOLATILE_STATE_FILE="$TPM_PATH/tpm2-00.volatilestate"
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MY_VOLATILE_STATE_FILE="$TPM_PATH/my.volatilestate"
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MY_PERMANENT_STATE_FILE="$TPM_PATH/my.permanent"
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MY_SAVESTATE_STATE_FILE="$TPM_PATH/my.savestate"
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SWTPM_INTERFACE="${SWTPM_INTERFACE:-cuse}"
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SWTPM_CMD_UNIX_PATH="${TPM_PATH}/unix-cmd.sock"
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SWTPM_CTRL_UNIX_PATH="${TPM_PATH}/unix-ctrl.sock"
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function cleanup()
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{
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if [ -n "${SWTPM_PID}" ]; then
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kill_quiet -9 "${SWTPM_PID}"
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fi
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rm -rf "$TPM_PATH"
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}
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trap "cleanup" EXIT
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source "${TESTDIR}/common"
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[ "${SWTPM_INTERFACE}" == "cuse" ] && source "${TESTDIR}/test_cuse"
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TPM_PATH=$TPM_PATH run_swtpm "${SWTPM_INTERFACE}" \
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--migration release-lock-outgoing \
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--tpm2
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if ! kill_quiet -0 "${SWTPM_PID}"; then
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echo "Error: ${SWTPM_INTERFACE} TPM did not start."
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exit 1
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fi
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check_swtpm_no_storage_lock "${SWTPM_PID}"
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# Init the TPM
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
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echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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if ! kill_quiet -0 "${SWTPM_PID}" 2>/dev/null; then
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echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT."
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exit 1
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fi
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# Startup the TPM
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RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" '\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00')
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exp=' 80 01 00 00 00 0a 00 00 00 00'
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if [ "$RES" != "$exp" ]; then
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echo "Error: Did not get expected result from TPM2_Startup(ST_Clear)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -h 1234; then
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echo "Error: Hash command did not work."
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exit 1
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fi
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# Read PCR 17
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# length CC count hashalg sz
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RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02')
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exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 18 00 00 00 01 00 0b 03 00 00 02 00 00 00 01 00 20 fc a5 d6 49 bf b0 c9 22 fd 33 0f 79 b2 00 43 28 9d af d6 0d 01 a4 c4 37 3c f2 8a db 56 c9 b4 54'
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if [ "$RES" != "$exp" ]; then
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echo "Error: (1) Did not get expected result from TPM_PCRRead(17)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" --save permanent "$MY_PERMANENT_STATE_FILE"; then
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echo "Error: Could not write permanent state file $MY_PERMANENT_STATE_FILE."
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exit 1
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fi
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if [ ! -r "$MY_PERMANENT_STATE_FILE" ]; then
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echo "Error: Permanent state file $MY_PERMANENT_STATE_FILE does not exist."
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exit 1
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fi
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echo "Saved permanent state."
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" --save volatile "$MY_VOLATILE_STATE_FILE"; then
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echo "Error: Could not write volatile state file $MY_VOLATILE_STATE_FILE."
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exit 1
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fi
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if [ ! -r "$MY_VOLATILE_STATE_FILE" ]; then
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echo "Error: Volatile state file $MY_VOLATILE_STATE_FILE does not exist."
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exit 1
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fi
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echo "Saved volatile state."
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" --save savestate "$MY_SAVESTATE_STATE_FILE"; then
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echo "Error: Could not write savestate state file $MY_SAVESTATE_STATE_FILE."
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exit 1
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fi
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if [ ! -r "$MY_SAVESTATE_STATE_FILE" ]; then
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echo "Error: Volatile state file $MY_SAVESTATE_STATE_FILE does not exist."
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exit 1
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fi
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echo "Saved savestate state."
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check_swtpm_no_storage_lock "${SWTPM_PID}"
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swtpm_lock_storage "lock"
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swtpm_lock_storage "re-lock"
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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# Upon the next command swtpm must again lock storage; this simulates TPM usage after migration fall-back
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RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" '\x80\x01\x00\x00\x00\x0a\x00\x00\x01\x7a')
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exp=' 80 01 00 00 00 0a 00 00 01 da'
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if [ "$RES" != "$exp" ]; then
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echo "Error: (1) Did not get expected result from TPM_PCRRead(17)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -s; then
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echo "Error: Could not shut down the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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if wait_process_gone "${SWTPM_PID}" 4; then
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echo "Error: ${SWTPM_INTERFACE} TPM should not be running anymore."
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exit 1
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fi
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# Restart swtpm
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rm -f "$VOLATILE_STATE_FILE" "$STATE_FILE"
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TPM_PATH=$TPM_PATH run_swtpm "${SWTPM_INTERFACE}" \
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--migration incoming,release-lock-outgoing \
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--tpm2
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if ! kill_quiet -0 "${SWTPM_PID}"; then
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echo "Error: ${SWTPM_INTERFACE} TPM did not start."
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exit 1
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fi
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check_swtpm_no_storage_lock "${SWTPM_PID}"
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# load state into the TPM
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" --load permanent "$MY_PERMANENT_STATE_FILE"; then
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echo "Could not load permanent state into vTPM"
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exit 1
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fi
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echo "Loaded permanent state."
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" --load volatile "$MY_VOLATILE_STATE_FILE"; then
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echo "Could not load volatile state into vTPM"
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exit 1
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fi
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echo "Loaded volatile state."
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check_swtpm_storage_locked "${SWTPM_PID}"
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# Init the TPM
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
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echo "TPM Init failed."
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exit 1
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fi
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check_swtpm_storage_locked "${SWTPM_PID}"
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swtpm_lock_storage "re-lock"
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# Volatile state must have been removed by TPM now
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if [ -r "$VOLATILE_STATE_FILE" ]; then
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echo "Error: Volatile state file $VOLATILE_STATE_FILE still exists."
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exit 1
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fi
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# Read the PCR again ...
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RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02')
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exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 18 00 00 00 01 00 0b 03 00 00 02 00 00 00 01 00 20 fc a5 d6 49 bf b0 c9 22 fd 33 0f 79 b2 00 43 28 9d af d6 0d 01 a4 c4 37 3c f2 8a db 56 c9 b4 54'
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if [ "$RES" != "$exp" ]; then
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echo "Error: (2) Did not get expected result from TPM_PCRRead(17)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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# Save the volatile state again
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -v; then
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echo "Error: Could not have the ${SWTPM_INTERFACE} TPM store the volatile state to a file."
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exit 1
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fi
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if [ ! -r "$VOLATILE_STATE_FILE" ]; then
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echo "Error: Volatile state file $VOLATILE_STATE_FILE does not exist."
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exit 1
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fi
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# Send a new TPM_Init
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
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echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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# Volatile state must have been removed by TPM now
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if [ -r "$VOLATILE_STATE_FILE" ]; then
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echo "Error: Volatile state file $VOLATILE_STATE_FILE still exists."
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exit 1
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fi
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# Read the PCR again ...
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RES=$(swtpm_cmd_tx "${SWTPM_INTERFACE}" '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02')
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exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 18 00 00 00 01 00 0b 03 00 00 02 00 00 00 01 00 20 fc a5 d6 49 bf b0 c9 22 fd 33 0f 79 b2 00 43 28 9d af d6 0d 01 a4 c4 37 3c f2 8a db 56 c9 b4 54'
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if [ "$RES" != "$exp" ]; then
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echo "Error: (3) Did not get expected result from TPM_PCRRead(17)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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# Final shut down
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -s; then
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echo "Error: Could not shut down the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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if wait_process_gone "${SWTPM_PID}" 4; then
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echo "Error: ${SWTPM_INTERFACE} TPM should not be running anymore."
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exit 1
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fi
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if [ ! -e "$STATE_FILE" ]; then
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echo "Error: TPM state file $STATE_FILE does not exist."
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exit 1
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fi
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echo "OK"
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exit 0
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