tests/qemu-iotests/022

   1 #!/usr/bin/env bash
   2 # group: rw snapshot auto
   3 #
   4 # Test bdrv_load/save_vmstate using the usual patterns
   5 #
   6 # Copyright (C) 2009 Red Hat, Inc.
   7 #
   8 # This program is free software; you can redistribute it and/or modify
   9 # it under the terms of the GNU General Public License as published by
  10 # the Free Software Foundation; either version 2 of the License, or
  11 # (at your option) any later version.
  12 #
  13 # This program is distributed in the hope that it will be useful,
  14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 # GNU General Public License for more details.
  17 #
  18 # You should have received a copy of the GNU General Public License
  19 # along with this program. If not, see <https://www.gnu.org/licenses/>.
  20 #
  21
  22 # creator
  23 owner=kwolf@redhat.com
  24
  25 seq=`basename $0`
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32         _cleanup_test_img
  33 }
  34 trap "_cleanup; exit \$status" 0 1 2 3 15
  35
  36 # get standard environment, filters and checks
  37 . ./common.rc
  38 . ./common.filter
  39 . ./common.pattern
  40
  41 # Any format that supports snapshots
  42 _supported_fmt qcow2
  43 _supported_proto generic
  44
  45 TEST_OFFSETS="10485760 4294967296"
  46 CLUSTER_SIZE="4096"
  47
  48 _make_test_img 6G
  49
  50 echo "Testing empty image"
  51 echo
  52
  53 for offset in $TEST_OFFSETS; do
  54     echo "At offset $offset:"
  55     io_test "write -b" $offset $CLUSTER_SIZE 8
  56     io_test "read -b" $offset $CLUSTER_SIZE 8
  57     _check_test_img
  58 done
  59
  60 # success, all done
  61 echo "*** done"
  62 rm -f $seq.full
  63 status=0