LXR qemu/tests/qemu-iotests/200

   1#!/usr/bin/env bash
   2# group: rw
   3#
   4# Block job co-routine race condition test.
   5#
   6# See: https://bugzilla.redhat.com/show_bug.cgi?id=1508708
   7#
   8# Copyright (C) 2017 Red Hat, Inc.
   9#
  10# This program is free software; you can redistribute it and/or modify
  11# it under the terms of the GNU General Public License as published by
  12# the Free Software Foundation; either version 2 of the License, or
  13# (at your option) any later version.
  14#
  15# This program is distributed in the hope that it will be useful,
  16# but WITHOUT ANY WARRANTY; without even the implied warranty of
  17# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18# GNU General Public License for more details.
  19#
  20# You should have received a copy of the GNU General Public License
  21# along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22#
  23
  24# creator
  25owner=codyprime@gmail.com
  26
  27seq=`basename $0`
  28echo "QA output created by $seq"
  29
  30status=1    # failure is the default!
  31
  32_cleanup()
  33{
  34    _cleanup_qemu
  35    _rm_test_img "${TEST_IMG}"
  36    _rm_test_img "${BACKING_IMG}"
  37}
  38trap "_cleanup; exit \$status" 0 1 2 3 15
  39
  40# get standard environment, filters and checks
  41. ./common.rc
  42. ./common.filter
  43. ./common.qemu
  44
  45_supported_fmt qcow2 qed
  46_supported_proto file fuse
  47
  48BACKING_IMG="$TEST_IMG.base"
  49
  50TEST_IMG="$BACKING_IMG" _make_test_img 512M
  51_make_test_img -F $IMGFMT -b "$BACKING_IMG" 512M
  52
  53${QEMU_IO} -c "write -P 0xa5 512 300M" "${BACKING_IMG}" | _filter_qemu_io
  54
  55case "$QEMU_DEFAULT_MACHINE" in
  56  s390-ccw-virtio)
  57      virtio_scsi="-device virtio-scsi-ccw,id=scsi0,iothread=iothread0"
  58      ;;
  59  *)
  60      virtio_scsi="-device pci-bridge,id=bridge1,chassis_nr=1,bus=pci.0
  61          -device virtio-scsi-pci,bus=bridge1,addr=0x1f,id=scsi0,iothread=iothread0"
  62      ;;
  63esac
  64
  65echo
  66echo === Starting QEMU VM ===
  67echo
  68qemu_comm_method="qmp"
  69_launch_qemu -object iothread,id=iothread0 $virtio_scsi \
  70             -drive file="${TEST_IMG}",media=disk,if=none,cache=$CACHEMODE,aio=$AIOMODE,id=drive_sysdisk,format=$IMGFMT \
  71             -device scsi-hd,drive=drive_sysdisk,bus=scsi0.0,id=sysdisk,bootindex=0
  72h1=$QEMU_HANDLE
  73
  74_send_qemu_cmd $h1 "{ 'execute': 'qmp_capabilities' }" 'return'
  75
  76echo
  77echo === Sending stream/cancel, checking for SIGSEGV only  ===
  78echo
  79for (( i=1;i<500;i++ ))
  80do
  81    mismatch_only='y' qemu_error_no_exit='n' _send_qemu_cmd $h1 \
  82                       "{
  83                            'execute': 'block-stream',
  84                            'arguments': {
  85                                'device': 'drive_sysdisk',
  86                                'speed': 10000000,
  87                                'on-error': 'report',
  88                                'job-id': 'job-$i'
  89                             }
  90                        }
  91                        {
  92                            'execute': 'block-job-cancel',
  93                            'arguments': {
  94                                'device': 'job-$i'
  95                             }
  96                        }" \
  97                       "{.*{.*}.*}"  # should match all well-formed QMP responses
  98done
  99
 100silent='y' _send_qemu_cmd $h1  "{ 'execute': 'quit' }" 'return'
 101
 102echo "$i iterations performed"
 103
 104echo "*** done"
 105rm -f $seq.full
 106status=0
 107