tests/qemu-iotests/200

   1 #!/bin/bash
   2 #
   3 # Block job co-routine race condition test.
   4 #
   5 # See: https://bugzilla.redhat.com/show_bug.cgi?id=1508708
   6 #
   7 # Copyright (C) 2017 Red Hat, Inc.
   8 #
   9 # This program is free software; you can redistribute it and/or modify
  10 # it under the terms of the GNU General Public License as published by
  11 # the Free Software Foundation; either version 2 of the License, or
  12 # (at your option) any later version.
  13 #
  14 # This program is distributed in the hope that it will be useful,
  15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 # GNU General Public License for more details.
  18 #
  19 # You should have received a copy of the GNU General Public License
  20 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  21 #
  22
  23 # creator
  24 owner=jcody@redhat.com
  25
  26 seq=`basename $0`
  27 echo "QA output created by $seq"
  28
  29 here=`pwd`
  30 status=1    # failure is the default!
  31
  32 _cleanup()
  33 {
  34     _cleanup_qemu
  35     rm -f "${TEST_IMG}" "${BACKING_IMG}"
  36 }
  37 trap "_cleanup; exit \$status" 0 1 2 3 15
  38
  39 # get standard environment, filters and checks
  40 . ./common.rc
  41 . ./common.filter
  42 . ./common.qemu
  43
  44 _supported_fmt qcow2 qed
  45 _supported_proto file
  46 _supported_os Linux
  47
  48 BACKING_IMG="${TEST_DIR}/backing.img"
  49 TEST_IMG="${TEST_DIR}/test.img"
  50
  51 ${QEMU_IMG} create -f $IMGFMT "${BACKING_IMG}" 512M | _filter_img_create
  52 ${QEMU_IMG} create -f $IMGFMT -F $IMGFMT "${TEST_IMG}" -b "${BACKING_IMG}" 512M | _filter_img_create
  53
  54 ${QEMU_IO} -c "write -P 0xa5 512 300M" "${BACKING_IMG}" | _filter_qemu_io
  55
  56 echo
  57 echo === Starting QEMU VM ===
  58 echo
  59 qemu_comm_method="qmp"
  60 _launch_qemu -device pci-bridge,id=bridge1,chassis_nr=1,bus=pci.0 \
  61              -object iothread,id=iothread0 \
  62              -device virtio-scsi-pci,bus=bridge1,addr=0x1f,id=scsi0,iothread=iothread0 \
  63              -drive file="${TEST_IMG}",media=disk,if=none,cache=$CACHEMODE,id=drive_sysdisk,format=$IMGFMT \
  64              -device scsi-hd,drive=drive_sysdisk,bus=scsi0.0,id=sysdisk,bootindex=0
  65 h1=$QEMU_HANDLE
  66
  67 _send_qemu_cmd $h1 "{ 'execute': 'qmp_capabilities' }" 'return'
  68
  69 echo
  70 echo === Sending stream/cancel, checking for SIGSEGV only  ===
  71 echo
  72 for (( i=1;i<500;i++ ))
  73 do
  74     mismatch_only='y' qemu_error_no_exit='n' _send_qemu_cmd $h1 \
  75                        "{
  76                             'execute': 'block-stream',
  77                             'arguments': {
  78                                 'device': 'drive_sysdisk',
  79                                 'speed': 10000000,
  80                                 'on-error': 'report',
  81                                 'job-id': 'job-$i'
  82                              }
  83                         }
  84                         {
  85                             'execute': 'block-job-cancel',
  86                             'arguments': {
  87                                 'device': 'job-$i'
  88                              }
  89                         }" \
  90                        "{.*{.*}.*}"  # should match all well-formed QMP responses
  91 done
  92
  93 silent='y' _send_qemu_cmd $h1  "{ 'execute': 'quit' }" 'return'
  94
  95 echo "$i iterations performed"
  96
  97 echo "*** done"
  98 rm -f $seq.full
  99 status=0