mirror of
https://github.com/stefanberger/swtpm.git
synced 2026-08-07 19:17:36 +00:00
4a99496094
Have swtpm send its 'READY=1' message to the NOTIFY_SOCKET on which we have socat listening and writing the output to a file. Check that the file contains the expected message 'READY=1'. Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
134 lines
3.2 KiB
Bash
Executable File
134 lines
3.2 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 "$0")}
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VTPM_NAME="vtpm-test-tpm2-init"
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SWTPM_DEV_NAME="/dev/${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=$TPM_PATH/tpm2-00.volatilestate
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SWTPM_INTERFACE=${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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NOTIFY_SOCKET=${TPM_PATH}/notify.sock
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NOTIFY_MSG=${TPM_PATH}/notify.msg
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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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if [ -n "${SOCAT_PID}" ]; then
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kill_quiet -9 "${SOCAT_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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rm -f "$STATE_FILE" "$VOLATILE_STATE_FILE" 2>/dev/null
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if has_seccomp_support "${SWTPM_EXE}"; then
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SWTPM_TEST_SECCOMP_OPT="--seccomp action=none"
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fi
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if socat -h | grep -q UNIX-RECVFROM; then
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socat "UNIX-RECVFROM:${NOTIFY_SOCKET}" "OPEN:${NOTIFY_MSG},creat" &
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SOCAT_PID=$!
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fi
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TPM_PATH=$TPM_PATH NOTIFY_SOCKET=$NOTIFY_SOCKET \
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run_swtpm "${SWTPM_INTERFACE}" --tpm2
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display_processes_by_name "swtpm"
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if ! kill_quiet -0 "${SWTPM_PID}"; then
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echo "Error: ${SWTPM_INTERFACE} TPM did not start."
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exit 1
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fi
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# Init the TPM
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
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echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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if [ -n "${SOCAT_PID}" ]; then
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exp="READY=1"
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act="$(cat "${NOTIFY_MSG}")"
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if [ "${act}" != "${exp}" ]; then
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echo "Error: Did not receive expected message on NOTIFY_SOCKET"
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echo "expected: ${exp}"
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echo "actual : ${act}"
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exit 1
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fi
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echo "INFO: Received '${act}' on NOTIFY_SOCKET"
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fi
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if ! kill_quiet -0 "${SWTPM_PID}" 2>/dev/null; then
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echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT."
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exit 1
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fi
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# Init the TPM again but make its state file inaccessible; this only
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# works if the TPM runs as non-rootchmod 000 "${STATE_FILE}"
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if [ "$(id -u)" != "0" ]; then
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chmod 000 "${STATE_FILE}"
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if run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
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echo "Error: Unexpected initialization success of the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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sleep 0.5
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if ! kill_quiet -0 "${SWTPM_PID}" 2>/dev/null; then
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echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after failed INIT."
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exit 1
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fi
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chmod 664 "${STATE_FILE}"
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# Init the TPM again; now with state file accessible again
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if ! run_swtpm_ioctl "${SWTPM_INTERFACE}" -i; then
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echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
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exit 1
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fi
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sleep 0.5
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if ! kill_quiet -0 "${SWTPM_PID}" 2>/dev/null; then
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echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT."
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exit 1
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fi
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fi
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if ! check_seccomp_profile "${SWTPM_EXE}" "${SWTPM_PID}" 0; then
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exit 1
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fi
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# Shut down
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if ! run_swtpm_ioctl "${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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