mirror of
https://github.com/stefanberger/swtpm.git
synced 2025-08-22 19:04:35 +00:00
346dc3d512
Skip tests that require the chardev after checking for the chardev interface support in swtpm. Remove the conditional addition of chardev related tests from the Makefile.am. Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
525 lines
15 KiB
Bash
Executable File
525 lines
15 KiB
Bash
Executable File
#!/usr/bin/env bash
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# For the license, see the LICENSE file in the root directory.
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ROOT=${abs_top_builddir:-$(dirname "$0")/..}
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TESTDIR=${abs_top_testdir:-$(dirname "$0")}
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SWTPM=swtpm
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SWTPM_EXE=${SWTPM_EXE:-$ROOT/src/swtpm/$SWTPM}
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SWTPM_IOCTL=${SWTPM_IOCTL:-$ROOT/src/swtpm_ioctl/swtpm_ioctl}
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TPMDIR=`mktemp -d`
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PID_FILE=$TPMDIR/${SWTPM}.pid
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SOCK_PATH=$TPMDIR/sock
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CMD_PATH=$TPMDIR/cmd
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RESP_PATH=$TPMDIR/resp
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LOGFILE=$TPMDIR/logfile
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VOLATILESTATE=$TPMDIR/volatile
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source ${TESTDIR}/common
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source ${TESTDIR}/test_common
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skip_test_no_chardev "${SWTPM_EXE}"
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skip_test_no_tpm20 "${SWTPM_EXE}"
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trap "cleanup" SIGTERM EXIT
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function cleanup()
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{
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rm -rf $TPMDIR
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if [ -n "$PID" ]; then
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kill_quiet -SIGTERM $PID 2>/dev/null
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fi
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}
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# Test 1: test the control channel on the chardev tpm
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if [ $(id -u) -eq 0 ]; then
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FOWNER=",uid=$(id -u nobody),gid=$(id -G nobody | cut -d" " -f1)"
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FILEOWNER="$(id -u nobody) $(id -G nobody | cut -d" " -f1)"
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fi
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# make sure --print-capabiities exits with '0'
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msg=$($SWTPM_EXE chardev --print-capabilities 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: swtpm chardev --print-capabilities failed"
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echo "$msg"
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exit 1
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fi
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FILEMODE=621
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# use a pseudo terminal
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exec 100<>/dev/ptmx
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$SWTPM_EXE chardev \
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--fd 100 \
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--tpmstate dir=$TPMDIR \
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--pid file=$PID_FILE \
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--ctrl type=unixio,path=$SOCK_PATH,mode=${FILEMODE}${FOWNER} \
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--tpm2 \
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${SWTPM_TEST_SECCOMP_OPT} &
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PID=$!
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if wait_for_file $PID_FILE 3; then
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echo "Error: Chardev TPM did not write pidfile."
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exit 1
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fi
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validate_pidfile $PID $PID_FILE
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# Get the capability bits: CMD_GET_CAPABILITY = 0x00 00 00 01
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -c 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_CAPABILITY failed: $act"
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exit 1
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fi
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filemode=$(get_filemode $SOCK_PATH)
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if [ "$filemode" != "$FILEMODE" ]; then
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echo "Filemode bits are wrong"
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echo "Expected: $FILEMODE"
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echo "Actual : $filemode"
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exit 1
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fi
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fileowner=$(get_fileowner $SOCK_PATH)
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if [ -n "$FILEOWNER" ] && [ "$fileowner" != "$FILEOWNER" ]; then
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echo "File ownership is wrong"
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echo "Expected: $FILEOWNER"
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echo "Actual : $fileowner"
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exit 1
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fi
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exp="ptm capability is 0x([[:xdigit:]]+)"
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if ! [[ "$act" =~ ^${exp}$ ]]; then
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echo "Error: Expected string following regular expression '$exp' from ioctl tool but got '$act'."
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exit 1
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fi
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# Send TPM_Init to the TPM: CMD_INIT = 0x00 00 00 02 + flags
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -i 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_INIT failed: $act"
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exit 1
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fi
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# Save the volatile state: CMD_STORE_VOLATILE = 0x00 00 00 0a
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -v 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_STORE_VOLATILE failed: $act"
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exit 1
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fi
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if [ ! -r $TPMDIR/tpm2-00.volatilestate ]; then
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echo "Error: Socket TPM: Did not write volatile state file"
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exit 1
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fi
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# Send stop command to the TPM: CMD_STOP = 00 00 00 0e
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act=$($SWTPM_IOCTL --unix $SOCK_PATH --stop 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_STOP failed: $act"
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exit 1
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fi
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# Send get config command to the TPM: CMD_GET_CONFIG = 00 00 00 0f
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -g 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_CONFIG failed: $act"
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exit 1
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fi
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exp="ptm configuration flags: 0x([[:xdigit:]]+)"
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if ! [[ "$act" =~ ^${exp}$ ]]; then
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echo "Error: Expected string following regular expression '$exp' from ioctl tool but got '$act'."
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exit 1
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fi
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# Send shutdown command to the TPM: CMD_SHUTDOWN = 00 00 00 03
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -s 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_SHUTDOWN failed: $act"
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exit 1
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fi
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if wait_file_gone $PID_FILE 2; then
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echo "Error: TPM should have removed PID file by now."
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exit 1
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fi
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if wait_process_gone ${PID} 4; then
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echo "Error: TPM should not be running anymore."
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exit 1
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fi
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echo "OK"
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# Test 2: test the control channel on the socket tpm
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# There are a few more tests here that require sending commands to the TPM
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# use a pseudo terminal
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$SWTPM_EXE socket \
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--server port=65532,disconnect=true \
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--tpmstate dir=$TPMDIR \
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--pid file=$PID_FILE \
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--ctrl type=unixio,path=$SOCK_PATH \
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--log file=$LOGFILE,level=20 \
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--tpm2 \
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--flags startup-clear \
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${SWTPM_TEST_SECCOMP_OPT} &
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PID=$!
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if wait_for_file $PID_FILE 3; then
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echo "Error: Socket TPM did not write pidfile."
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exit 1
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fi
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validate_pidfile $PID $PID_FILE
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exec 100<>/dev/tcp/localhost/65532
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# Get the capability bits: CMD_GET_CAPABILITY = 0x00 00 00 01
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -c 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_CAPABILITY failed: $act"
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exit 1
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fi
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exp="ptm capability is 0x([[:xdigit:]]+)"
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if ! [[ "$act" =~ ^${exp}$ ]]; then
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echo "Error: Expected string following regular expression '$exp' from ioctl tool but got '$act'."
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exit 1
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fi
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# Startup the TPM; we used --flags startup-clear so expect this to fail now with 0x100
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echo -en '\x80\x01\x00\x00\x00\x0c\x00\x00\x01\x44\x00\x00' >&100
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RES=$(cat <&100 | od -t x1 -A n)
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exp=' 80 01 00 00 00 0a 00 00 01 00'
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if [ "$RES" != "$exp" ]; then
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echo "Error: Did not get expected result from TPM_Startup(SU_Clear)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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# Save the volatile state: CMD_STORE_VOLATILE = 0x00 00 00 0a
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -v 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_STORE_VOLATILE failed: $act"
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exit 1
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fi
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if [ ! -r $TPMDIR/tpm2-00.volatilestate ]; then
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echo "Error: Socket TPM: Did not write volatile state file"
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exit 1
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fi
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# 1. Send command to get TPM established flag: CMD_GET_TPMESTABLISHED = 00 00 00 04
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -e 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_TPMESTABLISHED failed: $act"
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exit 1
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fi
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exp="tpmEstablished is 0"
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if [ "$act" != "$exp" ]; then
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echo "Error: Expected '$exp' but got '$act'."
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exit 1
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fi
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# 2. Hash the given data
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data="a"
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while [ ${#data} -lt $((0x2000)) ]; do
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data="${data}${data}"
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done
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -h $data 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL data hashing failed: $act"
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exit 1
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fi
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# 3. Send command to get TPM established flag: CMD_GET_TPMESTABLISHED = 00 00 00 04
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -e 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_TPMESTABLISHED failed: $act"
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exit 1
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fi
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exp="tpmEstablished is 1"
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if [ "$act" != "$exp" ]; then
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echo "Error: Expected '$exp' but got '$act'."
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exit 1
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fi
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# 4. Send command to reset TPM established flag: CMD_RESET_TPMESTABLISHED = 00 00 00 0b 03
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -r 3 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_RESET_TPMESTABLISHED failed: $act"
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exit 1
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fi
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# 5. Send command to get TPM established flag: CMD_GET_TPMESTABLISHED = 00 00 00 04
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -e 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_TPMESTABLISHED failed: $act"
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exit 1
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fi
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exp="tpmEstablished is 0"
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if [ "$act" != "$exp" ]; then
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echo "Error: Expected '$exp' but got '$act'."
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exit 1
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fi
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# Read PCR 17
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exec 100<>/dev/tcp/localhost/65532
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# length CC count hashalg sz
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echo -en '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02' >&100
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RES=$(cat <&100 | od -t x1 -A n | tr -d "\n")
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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 e5 17 e3 9b 10 a3 5b 3b b7 29 95 79 4b c6 4a 07 f8 bc b0 bd e6 bb 31 ad 35 27 fb 6f 64 f8 4c b9'
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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: $RES"
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exit 1
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fi
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# Get the volatile state of the TPM: CMD_GET_STATEBLOB = 00 00 00 0c
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act=$($SWTPM_IOCTL --unix $SOCK_PATH --save volatile $VOLATILESTATE 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_STATEBLOB failed: $act"
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exit 1
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fi
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# Send stop command to the TPM: CMD_STOP = 00 00 00 0e
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act=$($SWTPM_IOCTL --unix $SOCK_PATH --stop 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_STOP failed: $act"
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exit 1
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fi
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# Read PCR 17 -- should fail now
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exec 100<>/dev/tcp/localhost/65532
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# length CC count hashalg sz
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echo -en '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02' >&100
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RES=$(cat <&100 | od -t x1 -A n | tr -d "\n")
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exp=' 80 01 00 00 00 0a 00 00 01 01'
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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: $RES"
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exit 1
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fi
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# Send get config command to the TPM: CMD_GET_CONFIG = 00 00 00 0f
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -g 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_CONFIG failed: $act"
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exit 1
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fi
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exp="ptm configuration flags: 0x([[:xdigit:]]+)"
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if ! [[ "$act" =~ ^${exp}$ ]]; then
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echo "Error: Expected string following regular expression '$exp' from ioctl tool but got '$act'."
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exit 1
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fi
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# Send shutdown command to the TPM: CMD_SHUTDOWN = 00 00 00 03
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -s 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_SHUTDOWN failed: $act"
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exit 1
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fi
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if wait_file_gone $PID_FILE 2; then
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echo "Error: TPM should have removed PID file by now."
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exit 1
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fi
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if wait_process_gone ${PID} 4; then
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echo "Error: TPM should not be running anymore."
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exit 1
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fi
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echo "OK"
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# Test 3: test the control channel on the socket tpm: resume encrypted state
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# copy all the state files
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cp ${TESTDIR}/data/tpm2state2/* ${TPMDIR}
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$SWTPM_EXE socket \
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--server port=65532,disconnect=true \
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--tpmstate dir=$TPMDIR \
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--pid file=$PID_FILE \
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--ctrl type=unixio,path=$SOCK_PATH \
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--key pwdfile=${TESTDIR}/data/tpm2state2/pwdfile.txt,kdf=sha512 \
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--tpm2 \
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--flags not-need-init \
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${SWTPM_TEST_SECCOMP_OPT} &
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PID=$!
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if wait_for_file $PID_FILE 3; then
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echo "Error: Socket TPM did not write pidfile."
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exit 1
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fi
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validate_pidfile $PID $PID_FILE
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# Read PCR 10
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exec 100<>/dev/tcp/localhost/65532
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# length CC count hashalg sz
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echo -en '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x04\x00' >&100
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RES=$(cat <&100 | od -t x1 -A n -w128)
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exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 16 00 00 00 01 00 0b 03 00 04 00 00 00 00 01 00 20 f6 85 98 e5 86 8d e6 8b 97 29 99 60 f2 71 7d 17 67 89 a4 2f 9a ae a8 c7 b7 aa 79 a8 62 56 c1 de'
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if [ "$RES" != "$exp" ]; then
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echo "Error: (1) Did not get expected result from TPM2_PCRRead(10)"
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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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# Get the volatile state of the TPM: CMD_GET_STATEBLOB = 00 00 00 0c
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rm -f $VOLATILESTATE
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act=$($SWTPM_IOCTL --unix $SOCK_PATH --save volatile $VOLATILESTATE 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_GET_STATEBLOB failed: $act"
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exit 1
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fi
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# Send shutdown command to the TPM: CMD_SHUTDOWN = 00 00 00 03
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -s 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_SHUTDOWN failed: $act"
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exit 1
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fi
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if wait_process_gone ${PID} 4; then
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echo "Error: TPM should not be running anymore."
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exit 1
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fi
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if [ -f $PID_FILE ]; then
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echo "Error: Socket TPM should have removed the PID file."
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exit 1
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fi
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# remove volatile state
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rm -f $TPMDIR/*.volatilestate
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$SWTPM_EXE socket \
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--server port=65532,disconnect=true \
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--tpmstate dir=$TPMDIR \
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--pid file=$PID_FILE \
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--ctrl type=unixio,path=$SOCK_PATH \
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--key pwdfile=${TESTDIR}/data/tpm2state2/pwdfile.txt,kdf=sha512 \
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--tpm2 \
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--flags not-need-init \
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${SWTPM_TEST_SECCOMP_OPT} &
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PID=$!
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if wait_for_file $PID_FILE 3; then
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echo "Error: Socket TPM did not write pidfile."
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exit 1
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fi
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validate_pidfile $PID $PID_FILE
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# Read PCR 10 -- this should fail now
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exec 100<>/dev/tcp/localhost/65532
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# length CC count hashalg sz
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echo -en '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x04\x00' >&100
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RES=$(cat <&100 | od -t x1 -A n -w128)
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exp=' 80 01 00 00 00 0a 00 00 01 00'
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if [ "$RES" != "$exp" ]; then
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echo "Error: (1) Did not get expected result from TPM2_PCRRead(10)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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# Send stop command to the TPM: CMD_STOP = 00 00 00 0e
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act=$($SWTPM_IOCTL --unix $SOCK_PATH --stop 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_STOP failed: $act"
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exit 1
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fi
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# Send the volatile state to the TPM (while it is stopped)
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act=$($SWTPM_IOCTL --unix $SOCK_PATH --load volatile $VOLATILESTATE 2>&1)
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if [ $? -ne 0 ]; then
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echo "Error: $SWTPM_IOCTL CMD_SET_STATEBLOB failed: $act"
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exit 1
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fi
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# Send init command to the TPM: CMD_INIT = 00 00 00 02
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act=$($SWTPM_IOCTL --unix $SOCK_PATH -i 2>&1)
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if [ $? -ne 0 ]; then
|
|
echo "Error: $SWTPM_IOCTL CMD_INIT failed: $act"
|
|
exit 1
|
|
fi
|
|
|
|
# Read PCR 10 -- has to return same result as before
|
|
exec 100<>/dev/tcp/localhost/65532
|
|
# length CC count hashalg sz
|
|
echo -en '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x04\x00' >&100
|
|
RES=$(cat <&100 | od -t x1 -A n -w128)
|
|
exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 16 00 00 00 01 00 0b 03 00 04 00 00 00 00 01 00 20 f6 85 98 e5 86 8d e6 8b 97 29 99 60 f2 71 7d 17 67 89 a4 2f 9a ae a8 c7 b7 aa 79 a8 62 56 c1 de'
|
|
if [ "$RES" != "$exp" ]; then
|
|
echo "Error: (1) Did not get expected result from TPM2_PCRRead(10)"
|
|
echo "expected: $exp"
|
|
echo "received: $RES"
|
|
exit 1
|
|
fi
|
|
|
|
# Reset PCR 20 while in locality 0 -- should not work
|
|
exec 100<>/dev/tcp/localhost/65532
|
|
echo -en '\x80\x02\x00\x00\x00\x1b\x00\x00\x01\x3d\x00\x00\x00\x14\x00\x00\x00\x09\x40\x00\x00\x09\x00\x00\x00\x00\x00' >&100
|
|
RES=$(cat <&100 | od -t x1 -A n)
|
|
exp=' 80 01 00 00 00 0a 00 00 09 07'
|
|
if [ "$RES" != "$exp" ]; then
|
|
echo "Error: Trying to reset PCR 20 in locality 0 returned unexpected result"
|
|
echo "expected: $exp"
|
|
echo "received: $RES"
|
|
exit 1
|
|
fi
|
|
|
|
# In locality 2 we can reset PCR 20
|
|
# Set the locality on the TPM: CMD_SET_LOCALITY = 00 00 00 05 <locality>
|
|
act=$($SWTPM_IOCTL --unix $SOCK_PATH -l 2 2>&1)
|
|
if [ $? -ne 0 ]; then
|
|
echo "Error: $SWTPM_IOCTL CMD_SET_LOCALITY failed: $act"
|
|
exit 1
|
|
fi
|
|
|
|
# Reset PCR 20 while in locality 2 -- has to work
|
|
exec 100<>/dev/tcp/localhost/65532
|
|
echo -en '\x80\x02\x00\x00\x00\x1b\x00\x00\x01\x3d\x00\x00\x00\x14\x00\x00\x00\x09\x40\x00\x00\x09\x00\x00\x00\x00\x00' >&100
|
|
RES=$(cat <&100 | od -t x1 -A n -w512)
|
|
exp=' 80 02 00 00 00 13 00 00 00 00 00 00 00 00 00 00 01 00 00'
|
|
if [ "$RES" != "$exp" ]; then
|
|
echo "Error: Could not reset PCR 20 in locality 2"
|
|
echo "expected: $exp"
|
|
echo "received: $RES"
|
|
exit 1
|
|
fi
|
|
|
|
# Send shutdown command to the TPM: CMD_SHUTDOWN = 00 00 00 03
|
|
act=$($SWTPM_IOCTL --unix $SOCK_PATH -s 2>&1)
|
|
if [ $? -ne 0 ]; then
|
|
echo "Error: $SWTPM_IOCTL CMD_SHUTDOWN failed: $act"
|
|
exit 1
|
|
fi
|
|
|
|
if wait_file_gone $PID_FILE 2; then
|
|
echo "Error: TPM should have removed PID file by now."
|
|
exit 1
|
|
fi
|
|
|
|
if wait_process_gone ${PID} 4; then
|
|
echo "Error: TPM should not be running anymore."
|
|
exit 1
|
|
fi
|
|
|
|
echo "OK"
|
|
|
|
exit 0
|