qemu/tests/qemu-iotests/073

   1 #!/bin/bash
   2 #
   3 # Test count_contiguous_clusters in qcow2
   4 #
   5 # Copyright (C) 2013 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 }
  35 trap "_cleanup; exit \$status" 0 1 2 3 15
  36
  37 # get standard environment, filters and checks
  38 . ./common.rc
  39 . ./common.filter
  40
  41 _supported_fmt qcow2
  42 _supported_proto generic
  43 _supported_os Linux
  44
  45 CLUSTER_SIZE=64k
  46 size=128M
  47
  48 echo
  49 echo "== creating backing file =="
  50
  51 TEST_IMG="$TEST_IMG.base" _make_test_img $size
  52
  53 _make_test_img -b "$TEST_IMG.base"
  54 $QEMU_IO -c "write -P 0xa5 0 $size" "$TEST_IMG.base" | _filter_qemu_io
  55
  56 echo
  57 echo "== normal -> unallocated =="
  58
  59 $QEMU_IO -c "write -P 0x11 0 0x10000" "$TEST_IMG" | _filter_qemu_io
  60 $QEMU_IO -c "write -P 0x11 0x10000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  61
  62 $QEMU_IO -c "read -P 0x11 0 0x20000" "$TEST_IMG" | _filter_qemu_io
  63
  64 echo
  65 echo "== normal -> compressed =="
  66
  67 $QEMU_IO -c "write -P 0x22 0x20000 0x10000" "$TEST_IMG" | _filter_qemu_io
  68 $QEMU_IO -c "write -c -P 0x22 0x30000 0x10000" "$TEST_IMG" | _filter_qemu_io
  69
  70 $QEMU_IO -c "read -P 0x22 0x20000 0x20000" "$TEST_IMG" | _filter_qemu_io
  71
  72 echo
  73 echo "== normal -> zero =="
  74
  75 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  76 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
  77 $QEMU_IO -c "write -P 0 0x40000 0x10000" "$TEST_IMG" | _filter_qemu_io
  78 $QEMU_IO -c "write -z 0x50000 0x10000" "$TEST_IMG" | _filter_qemu_io
  79
  80 $QEMU_IO -c "read -P 0 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  81
  82 echo
  83 echo
  84 echo "== unallocated -> normal =="
  85
  86 $QEMU_IO -c "write -P 0x44 0x60000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  87 $QEMU_IO -c "write -P 0x44 0x70000 0x10000" "$TEST_IMG" | _filter_qemu_io
  88
  89 $QEMU_IO -c "read -P 0x44 0x60000 0x20000" "$TEST_IMG" | _filter_qemu_io
  90
  91 echo
  92 echo "== unallocated -> compressed =="
  93
  94 $QEMU_IO -c "write -P 0x55 0x80000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  95 $QEMU_IO -c "write -c -P 0x55 0x90000 0x10000" "$TEST_IMG" | _filter_qemu_io
  96
  97 $QEMU_IO -c "read -P 0x55 0x80000 0x20000" "$TEST_IMG" | _filter_qemu_io
  98
  99 echo
 100 echo "== unallocated -> zero =="
 101
 102 $QEMU_IO -c "write -P 0x66 0xa0000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
 103 $QEMU_IO -c "write -P 0 0xa0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 104 $QEMU_IO -c "write -z 0xb0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 105
 106 $QEMU_IO -c "read -P 0 0xa0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 107
 108 echo
 109 echo
 110 echo "== compressed -> normal =="
 111
 112 $QEMU_IO -c "write -c -P 0x77 0xc0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 113 $QEMU_IO -c "write -P 0x77 0xd0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 114
 115 $QEMU_IO -c "read -P 0x77 0xc0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 116
 117 echo
 118 echo "== compressed -> unallocated =="
 119
 120 $QEMU_IO -c "write -c -P 0x88 0xe0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 121 $QEMU_IO -c "write -P 0x88 0xf0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 122
 123 $QEMU_IO -c "read -P 0x88 0xe0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 124
 125 echo
 126 echo "== compressed -> zero =="
 127
 128 $QEMU_IO -c "write -c -P 0 0x100000 0x10000" "$TEST_IMG" | _filter_qemu_io
 129 $QEMU_IO -c "write -c -P 0x99 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 130 $QEMU_IO -c "write -z 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 131
 132 $QEMU_IO -c "read -P 0 0x100000 0x20000" "$TEST_IMG" | _filter_qemu_io
 133
 134 echo
 135 echo
 136 echo "== zero -> normal =="
 137
 138 $QEMU_IO -c "write -P 0xaa 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 139 $QEMU_IO -c "write -P 0 0x130000 0x10000" "$TEST_IMG" | _filter_qemu_io
 140 $QEMU_IO -c "write -z 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 141
 142 $QEMU_IO -c "read -P 0 0x120000 0x20000" "$TEST_IMG" | _filter_qemu_io
 143
 144 echo
 145 echo "== zero -> unallocated =="
 146
 147 $QEMU_IO -c "write -z 0x140000 0x10000" "$TEST_IMG" | _filter_qemu_io
 148 $QEMU_IO -c "write -P 0 0x150000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 149
 150 $QEMU_IO -c "read -P 0 0x140000 0x20000" "$TEST_IMG" | _filter_qemu_io
 151
 152 echo
 153 echo "== zero -> compressed =="
 154
 155 $QEMU_IO -c "write -c -P 0 0x170000 0x10000" "$TEST_IMG" | _filter_qemu_io
 156 $QEMU_IO -c "write -z 0x160000 0x10000" "$TEST_IMG" | _filter_qemu_io
 157
 158 $QEMU_IO -c "read -P 0 0x160000 0x20000" "$TEST_IMG" | _filter_qemu_io
 159
 160
 161 _check_test_img
 162
 163 # success, all done
 164 echo "*** done"
 165 rm -f $seq.full
 166 status=0