mirror of
https://github.com/stefanberger/swtpm.git
synced 2026-01-14 21:18:29 +00:00
134 lines
2.7 KiB
Bash
Executable File
134 lines
2.7 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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if [ "$(id -u)" -ne 0 ]; then
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echo "Need to be root to run this test."
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exit 77
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fi
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DIR=$(dirname "$0")
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ROOT=${DIR}/..
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SWTPM=swtpm_cuse
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SWTPM_EXE=$ROOT/src/swtpm/$SWTPM
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CUSE_TPM_IOCTL=$ROOT/src/swtpm_ioctl/swtpm_ioctl
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VTPM_NAME="vtpm-test-locality"
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export TPM_PATH=$(mktemp -d)
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STATE_FILE=$TPM_PATH/tpm-00.permall
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VOLATILE_STATE_FILE=$TPM_PATH/tpm-00.volatilestate
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function cleanup()
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{
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pid=$(ps aux | grep $SWTPM | grep -E "$VTPM_NAME\$" | gawk '{print $2}')
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if [ -n "$pid" ]; then
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kill -9 $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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modprobe cuse
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if [ $? -ne 0 ]; then
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exit 1
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fi
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rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null
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$SWTPM_EXE -n $VTPM_NAME
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sleep 0.5
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PID=$(ps aux | grep $SWTPM | grep -E "$VTPM_NAME\$" | gawk '{print $2}')
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ps aux | grep $SWTPM | grep -v grep
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kill -0 $PID
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if [ $? -ne 0 ]; then
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echo "Error: CUSE TPM did not start."
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exit 1
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fi
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# Init the TPM
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$CUSE_TPM_IOCTL -i /dev/$VTPM_NAME
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sleep 0.5
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kill -0 $PID 2>/dev/null
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if [ $? -ne 0 ]; then
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echo "Error: CUSE TPM not running anymore after INIT."
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exit 1
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fi
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# Set locality 4 on the TPM
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$CUSE_TPM_IOCTL -l 4 /dev/$VTPM_NAME
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if [ $? -ne 0 ]; then
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echo "Error: CUSE TPM did not accept locality 4."
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exit 1
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fi
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# Set illegal locality 5 on the TPM
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$CUSE_TPM_IOCTL -l 5 /dev/$VTPM_NAME
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if [ $? -eq 0 ]; then
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echo "Error: CUSE TPM accepted locality 5."
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exit 1
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fi
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# Set locality 0 on the TPM
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$CUSE_TPM_IOCTL -l 0 /dev/$VTPM_NAME
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if [ $? -ne 0 ]; then
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echo "Error: CUSE TPM did not accept locality 0."
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exit 1
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fi
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# In locality 2 we can reset PCR 20
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$CUSE_TPM_IOCTL -l 2 /dev/$VTPM_NAME
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if [ $? -ne 0 ]; then
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echo "Error: CUSE TPM did not accept locality 2."
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exit 1
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fi
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exec 100<>/dev/$VTPM_NAME
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# Startup the TPM
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echo -en '\x00\xC1\x00\x00\x00\x0C\x00\x00\x00\x99\x00\x01' >&100
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RES=$(dd if=/proc/self/fd/100 2>/dev/null | od -t x1 -A n)
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exp=' 00 c4 00 00 00 0a 00 00 00 00'
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if [ "$RES" != "$exp" ]; then
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echo "Error: Did not get expected result from TPM_Startup(ST_Clear)"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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# Reset PCR 20
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echo -en '\x00\xC1\x00\x00\x00\x0F\x00\x00\x00\xC8\x00\x03\x00\x00\x10' >&100
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RES=$(dd if=/proc/self/fd/100 2>/dev/null | od -t x1 -A n)
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exp=' 00 c4 00 00 00 0a 00 00 00 00'
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if [ "$RES" != "$exp" ]; then
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echo "Error: Could not reset PCR 20 in locality 2"
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echo "expected: $exp"
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echo "received: $RES"
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exit 1
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fi
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# Shut down TPM
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$CUSE_TPM_IOCTL -s /dev/$VTPM_NAME
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sleep 0.5
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kill -0 $PID 2>/dev/null
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if [ $? -eq 0 ]; then
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echo "Error: CUSE 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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