tests/qemu-iotests/007

   1 #!/bin/bash
   2 #
   3 # Check for one possible case of qcow2 refcount corruption.
   4 #
   5 # Copyright (C) 2009 Red Hat, Inc.
   6 #
   7 # This program is free software; you can redistribute it and/or modify
   8 # it under the terms of the GNU General Public License as published by
   9 # the Free Software Foundation; either version 2 of the License, or
  10 # (at your option) any later version.
  11 #
  12 # This program is distributed in the hope that it will be useful,
  13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 # GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License
  18 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 #
  20
  21 # creator
  22 owner=kwolf@redhat.com
  23
  24 seq=`basename $0`
  25 echo "QA output created by $seq"
  26
  27 here=`pwd`
  28 tmp=/tmp/$$
  29 status=1        # failure is the default!
  30
  31 _cleanup()
  32 {
  33         _cleanup_test_img
  34         true
  35 }
  36 trap "_cleanup; exit \$status" 0 1 2 3 15
  37
  38 # get standard environment, filters and checks
  39 . ./common.rc
  40 . ./common.filter
  41
  42 # currently only qcow2 allows for consistency checks using qemu-img
  43 _supported_fmt qcow2
  44 _supported_proto generic
  45 _supported_os Linux
  46 # refcount_bits must be at least 4 so we can create ten internal snapshots
  47 # (1 bit supports none, 2 bits support two, 4 bits support 14)
  48 _unsupported_imgopts 'refcount_bits=\(1\|2\)[^0-9]'
  49
  50 echo
  51 echo "creating image"
  52 _make_test_img 1M
  53
  54 for i in `seq 1 10`; do
  55     echo "savevm $i"
  56     $QEMU -nographic -hda "$TEST_IMG" -serial none -monitor stdio >/dev/null 2>&1 <<EOF
  57 savevm test-$i
  58 quit
  59 EOF
  60 done
  61
  62 echo
  63 echo "checking image for errors"
  64 _check_test_img
  65
  66 # success, all done
  67 echo "*** done"
  68 rm -f $seq.full
  69 status=0