tests/test_ctrlchannel4

   1 #!/bin/bash
   2
   3 # For the license, see the LICENSE file in the root directory.
   4
   5 ROOT=${abs_top_builddir:-$(dirname "$0")/..}
   6 TESTDIR=${abs_top_testdir:-$(dirname "$0")}
   7
   8 TPMDIR=`mktemp -d`
   9 SWTPM_CTRL_UNIX_PATH=$TPMDIR/sock
  10 PID_FILE=$TPMDIR/swtpm.pid
  11 LOG_FILE=$TPMDIR/swtpm.log
  12
  13 source ${TESTDIR}/test_common
  14
  15 trap "cleanup" SIGTERM EXIT
  16
  17 function cleanup()
  18 {
  19         rm -rf $TPMDIR
  20         if [ -n "$PID" ]; then
  21                 kill -SIGTERM $PID 2>/dev/null
  22         fi
  23 }
  24
  25 SWTPM_INTERFACE=socket+unix
  26 source ${TESTDIR}/common
  27
  28 # Test 1: test the control channel on the chardev tpm
  29
  30 exec 100<>/dev/ptmx
  31 $SWTPM_EXE chardev \
  32         --fd 100 \
  33         --tpmstate dir=$TPMDIR \
  34         --pid file=$PID_FILE \
  35         --ctrl type=unixio,path=$SWTPM_CTRL_UNIX_PATH \
  36         --log file=$LOG_FILE,level=20 &
  37
  38 exec 100>&-
  39
  40 if wait_for_file $PID_FILE 3; then
  41         echo "Error: Chardev TPM did not write pidfile."
  42         exit 1
  43 fi
  44
  45 PID="$(cat $PID_FILE)"
  46
  47 # Get the capability bits: CMD_GET_CAPABILITY = 0x00 00 00 01
  48 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\x00\x01')"
  49 exp=" 00 00 00 00 00 00 7f ff"
  50 if [ "$res" != "$exp" ]; then
  51         echo "Error: Unexpected response from CMD_GET_CAPABILITY:"
  52         echo "       actual  : $res"
  53         echo "       expected: $exp"
  54         exit 1
  55 fi
  56
  57 # Send TPM_Init to the TPM: CMD_INIT = 0x00 00 00 02 + flags
  58 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\x00\x02\x00\x00\x00\x00')"
  59 exp=" 00 00 00 00"
  60 if [ "$res" != "$exp" ]; then
  61         echo "Error: Unexpected response from CMD_INIT:"
  62         echo "       actual  : $res"
  63         echo "       expected: $exp"
  64         exit 1
  65 fi
  66
  67 # Send unknown command to the TPM
  68 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\xff\xff')"
  69 exp=" 00 00 00 0a"
  70 if [ "$res" != "$exp" ]; then
  71         echo "Error: Unexpected response from sending unsupported command:"
  72         echo "       actual  : $res"
  73         echo "       expected: $exp"
  74         exit 1
  75 fi
  76
  77 # Save the volatile state: CMD_STORE_VOLATILE = 0x00 00 00 0a
  78 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\x00\x0a')"
  79 exp=" 00 00 00 00"
  80 if [ "$res" != "$exp" ]; then
  81         echo "Error: Unexpected response from CMD_STORE_VOLATILE:"
  82         echo "       actual  : $res"
  83         echo "       expected: $exp"
  84         exit 1
  85 fi
  86
  87 if [ ! -r $TPMDIR/tpm-00.volatilestate ]; then
  88         echo "Error: Socket TPM: Did not write volatile state file"
  89         exit 1
  90 fi
  91
  92 # Send stop command to the TPM: CMD_STOP = 00 00 00 0e
  93 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\x00\x0e')"
  94 exp=" 00 00 00 00"
  95 if [ "$res" != "$exp" ]; then
  96         echo "Error: Socket TPM: Unexpected response from CMD_STOP:"
  97         echo "       actual  : $res"
  98         echo "       expected: $exp"
  99         exit 1
 100 fi
 101
 102 # Send get config command to the TPM: CMD_GET_CONFIG = 00 00 00 0f
 103 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\x00\x0f')"
 104 exp=" 00 00 00 00 00 00 00 00"
 105 if [ "$res" != "$exp" ]; then
 106         echo "Error: Socket TPM: Unexpected response from CMD_GET_CONFIG:"
 107         echo "       actual  : $res"
 108         echo "       expected: $exp"
 109         exit 1
 110 fi
 111
 112 # Send shutdown command to the TPM: CMD_SHUTDOWN = 00 00 00 03
 113 res="$(swtpm_ctrl_tx ${SWTPM_INTERFACE} '\x00\x00\x00\x03')"
 114 exp=" 00 00 00 00"
 115 if [ "$res" != "$exp" ]; then
 116         echo "Error: Unexpected response from CMD_SHUTDOWN:"
 117         echo "       actual  : $res"
 118         echo "       expected: $exp"
 119         exit 1
 120 fi
 121
 122 if wait_process_gone $PID 1; then
 123         echo "Error: TPM should not be running anymore."
 124         exit 1
 125 fi
 126
 127 if wait_file_gone $PID_FILE 2; then
 128         echo "Error: TPM should have removed PID file by now."
 129         exit 1
 130 fi
 131
 132 check_logfile_patterns_level_20 $LOG_FILE
 133 rm -f $LOG_FILE
 134
 135 echo "OK"