tests/_test_setbuffersize

   1 #!/bin/bash
   2
   3 # For the license, see the LICENSE file in the root directory.
   4 # set -x
   5
   6 ROOT=${abs_top_builddir:-$(pwd)/..}
   7 TESTDIR=${abs_top_testdir:-$(dirname "$0")}
   8
   9 VTPM_NAME="vtpm-test-setbuffersize"
  10 SWTPM_DEV_NAME="/dev/${VTPM_NAME}"
  11 export TPM_PATH=$(mktemp -d)
  12 STATE_FILE=$TPM_PATH/tpm-00.permall
  13 VOLATILE_STATE_FILE=$TPM_PATH/tpm-00.volatilestate
  14 SWTPM_CMD_UNIX_PATH=${TPM_PATH}/unix-cmd.sock
  15 SWTPM_CTRL_UNIX_PATH=${TPM_PATH}/unix-ctrl.sock
  16 SWTPM_INTERFACE=${SWTPM_INTERFACE:-cuse}
  17 OUTFILE=${TPM_PATH}/output
  18
  19 function cleanup()
  20 {
  21         pid=${SWTPM_PID}
  22         if [ -n "$pid" ]; then
  23                 kill_quiet -9 $pid
  24         fi
  25         rm -rf $TPM_PATH
  26 }
  27
  28 trap "cleanup" EXIT
  29
  30 [ "${SWTPM_INTERFACE}" == cuse ] && source ${TESTDIR}/test_cuse
  31 source ${TESTDIR}/common
  32
  33 rm -f $STATE_FILE $VOLATILE_STATE_FILE 2>/dev/null
  34
  35 run_swtpm ${SWTPM_INTERFACE}
  36
  37 kill_quiet -0 ${SWTPM_PID}
  38 if [ $? -ne 0 ]; then
  39         echo "Error: ${SWTPM_INTERFACE} TPM did not start."
  40         exit 1
  41 fi
  42
  43 # Check the buffer size
  44 run_swtpm_ioctl ${SWTPM_INTERFACE} -b 0 > ${OUTFILE}
  45 if [ $? -ne 0 ]; then
  46         echo "Error: Could not get the buffersize of the ${SWTPM_INTERFACE} TPM."
  47         exit 1
  48 fi
  49 cat ${OUTFILE}
  50
  51 if [ -z "$(grep "TPM buffersize" ${OUTFILE} | grep 4096)" ]; then
  52         echo "Error: The TPM buffersize of the ${SWTPM_INTERFACE} TPM is not 4096."
  53         exit 1
  54 fi
  55
  56 # set the buffer size
  57 run_swtpm_ioctl ${SWTPM_INTERFACE} -b 4000 > ${OUTFILE}
  58 if [ $? -ne 0 ]; then
  59         echo "Error: Could not set the buffersize of the ${SWTPM_INTERFACE} TPM."
  60         exit 1
  61 fi
  62 cat ${OUTFILE}
  63
  64 if [ -z "$(grep "TPM buffersize" ${OUTFILE} | grep 4000)" ]; then
  65         echo "Error: The TPM buffersize of the ${SWTPM_INTERFACE} TPM is not 4000."
  66         exit 1
  67 fi
  68
  69 # Init the TPM
  70 run_swtpm_ioctl ${SWTPM_INTERFACE} -i
  71 if [ $? -ne 0 ]; then
  72         echo "Error: Could not initialize the ${SWTPM_INTERFACE} TPM."
  73         exit 1
  74 fi
  75
  76 # Set the buffer size -- should fail
  77 ERR="$(run_swtpm_ioctl ${SWTPM_INTERFACE} -b 4096 2>&1)"
  78 if [ $? -eq 0 ]; then
  79         echo "Error: Could set the buffersize while the ${SWTPM_INTERFACE} TPM is running."
  80         exit 1
  81 fi
  82 exp="TPM result from PTM_SET_BUFFERSIZE: 0xa"
  83 if [ "$ERR" != "$exp" ]; then
  84         echo "Error: Unexpected error message"
  85         echo "Received: $ERR"
  86         echo "Expected: $exp"
  87         exit 1
  88 fi
  89
  90 kill_quiet -0 ${SWTPM_PID} 2>/dev/null
  91 if [ $? -ne 0 ]; then
  92         echo "Error: ${SWTPM_INTERFACE} TPM not running anymore after INIT."
  93         exit 1
  94 fi
  95
  96 run_swtpm_ioctl ${SWTPM_INTERFACE} -s
  97 if [ $? -ne 0 ]; then
  98         echo "Error: Could not shut down the ${SWTPM_INTERFACE} TPM."
  99         exit 1
 100 fi
 101
 102 if wait_process_gone ${SWTPM_PID} 4; then
 103         echo "Error: ${SWTPM_INTERFACE} TPM should not be running anymore."
 104         exit 1
 105 fi
 106
 107 if [ ! -e $STATE_FILE ]; then
 108         echo "Error: TPM state file $STATE_FILE does not exist."
 109         exit 1
 110 fi
 111
 112 echo "OK"
 113
 114 exit 0