mirror of
https://github.com/stefanberger/swtpm.git
synced 2025-08-22 19:04:35 +00:00
133 lines
3.1 KiB
Bash
Executable File
133 lines
3.1 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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#set -x
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if [ "$(id -u)" -ne 0 ]; then
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echo "Need to be root to run this test."
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exit 77
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fi
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ROOT=${abs_top_builddir:-$(dirname "$0")/..}
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TESTDIR=${abs_top_testdir:-$(dirname "$0")}
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SWTPM=swtpm
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SWTPM_EXE=$ROOT/src/swtpm/$SWTPM
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TPM_PATH="$(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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PID_FILE=$TPM_PATH/${SWTPM}.pid
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SOCK_PATH=$TPM_PATH/sock
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CMD_PATH=$TPM_PATH/cmd
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RESP_PATH=$TPM_PATH/resp
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LOGFILE=$TPM_PATH/logfile
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function cleanup()
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{
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pid=$(ps aux | grep $SWTPM | grep -E " file=${PID_FILE}\$" | gawk '{print $2}')
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if [ -n "$pid" ]; then
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kill_quiet -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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source ${TESTDIR}/common
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skip_test_no_tpm20 "${SWTPM_EXE}"
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source ${TESTDIR}/load_vtpm_proxy
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rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null
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$SWTPM_EXE chardev \
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--tpm2 \
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--vtpm-proxy \
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--tpmstate dir=$TPM_PATH \
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--ctrl type=unixio,path=$SOCK_PATH \
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--flags startup-clear \
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${SWTPM_TEST_SECCOMP_OPT} \
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--pid file=$PID_FILE &>$LOGFILE &
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sleep 0.5
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PID=$(ps aux | grep $SWTPM | grep -E " file=${PID_FILE}\$" | gawk '{print $2}')
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display_processes_by_name "$SWTPM"
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kill_quiet -0 $PID
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if [ $? -ne 0 ]; then
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echo "Error: Chardev TPM did not start."
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exit 1
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fi
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TPM_DEVICE=$(sed -n 's,.*\(/dev/tpm[0-9]\+\).*,\1,p' $LOGFILE)
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echo "Using ${TPM_DEVICE}."
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# Wait for chardev to appear
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for ((i = 0; i < 10; i ++)); do
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[ -c "${TPM_DEVICE}" ] && break
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sleep 0.1
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done
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if ! [ -c "${TPM_DEVICE}" ]; then
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echo "Error: Chardev ${TPM_DEVICE} did not appear"
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exit 1
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fi
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# Open access to the TPM
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exec 100<>$TPM_DEVICE
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if [ $? -ne 0 ]; then
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echo "Error: Could not open $TPM_DEVICE"
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exit 1
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fi
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# Read PCR 17
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# length CC count hashalg sz
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echo -en '\x80\x01\x00\x00\x00\x14\x00\x00\x01\x7e\x00\x00\x00\x01\x00\x0b\x03\x00\x00\x02' >&100
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RES=$(od -t x1 -A n -w128 <&100)
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exp=' 80 01 00 00 00 3e 00 00 00 00 00 00 00 14 00 00 00 01 00 0b 03 00 00 02 00 00 00 01 00 20 ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff'
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if [ "$RES" != "$exp" ]; then
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echo "Error: 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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exec 100>&-
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kill_quiet -0 $PID
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if [ $? -ne 0 ]; then
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echo "Error: Chardev TPM must have crashed."
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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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# Send shutdown command to the TPM: CMD_SHUTDOWN = 00 00 00 03
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echo -en '\x00\x00\x00\x03' > $CMD_PATH
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socat -x -t10 FILE:$CMD_PATH,rdonly UNIX-CONNECT:$SOCK_PATH 2>&1 | \
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sed -n '/^ /p' | \
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tail -n1 > $RESP_PATH
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res="$(cat $RESP_PATH)"
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exp=" 00 00 00 00"
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if [ "$res" != "$exp" ]; then
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echo "Error: Unexpected response from CMD_SHUTDOWN:"
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echo " actual : $res"
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echo " expected: $exp"
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exit 1
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fi
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if wait_process_gone ${PID} 1; 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: TPM should have removed the PID file."
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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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