tests/qemu-iotests/073

   1 #!/usr/bin/env 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 $seq"
  26
  27 status=1        # failure is the default!
  28
  29 _cleanup()
  30 {
  31     _cleanup_test_img
  32 }
  33 trap "_cleanup; exit \$status" 0 1 2 3 15
  34
  35 # get standard environment, filters and checks
  36 . ./common.rc
  37 . ./common.filter
  38
  39 _supported_fmt qcow2
  40 _supported_proto generic
  41 _unsupported_proto vxhs
  42 _supported_os Linux
  43
  44 CLUSTER_SIZE=64k
  45 size=128M
  46
  47 echo
  48 echo "== creating backing file =="
  49
  50 TEST_IMG="$TEST_IMG.base" _make_test_img $size
  51
  52 _make_test_img -b "$TEST_IMG.base"
  53 $QEMU_IO -c "write -P 0xa5 0 $size" "$TEST_IMG.base" | _filter_qemu_io
  54
  55 echo
  56 echo "== normal -> unallocated =="
  57
  58 $QEMU_IO -c "write -P 0x11 0 0x10000" "$TEST_IMG" | _filter_qemu_io
  59 $QEMU_IO -c "write -P 0x11 0x10000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  60
  61 $QEMU_IO -c "read -P 0x11 0 0x20000" "$TEST_IMG" | _filter_qemu_io
  62
  63 echo
  64 echo "== normal -> compressed =="
  65
  66 $QEMU_IO -c "write -P 0x22 0x20000 0x10000" "$TEST_IMG" | _filter_qemu_io
  67 $QEMU_IO -c "write -c -P 0x22 0x30000 0x10000" "$TEST_IMG" | _filter_qemu_io
  68
  69 $QEMU_IO -c "read -P 0x22 0x20000 0x20000" "$TEST_IMG" | _filter_qemu_io
  70
  71 echo
  72 echo "== normal -> zero =="
  73
  74 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  75 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
  76 $QEMU_IO -c "write -P 0 0x40000 0x10000" "$TEST_IMG" | _filter_qemu_io
  77 $QEMU_IO -c "write -z 0x50000 0x10000" "$TEST_IMG" | _filter_qemu_io
  78
  79 $QEMU_IO -c "read -P 0 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  80
  81 echo
  82 echo
  83 echo "== unallocated -> normal =="
  84
  85 $QEMU_IO -c "write -P 0x44 0x60000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  86 $QEMU_IO -c "write -P 0x44 0x70000 0x10000" "$TEST_IMG" | _filter_qemu_io
  87
  88 $QEMU_IO -c "read -P 0x44 0x60000 0x20000" "$TEST_IMG" | _filter_qemu_io
  89
  90 echo
  91 echo "== unallocated -> compressed =="
  92
  93 $QEMU_IO -c "write -P 0x55 0x80000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  94 $QEMU_IO -c "write -c -P 0x55 0x90000 0x10000" "$TEST_IMG" | _filter_qemu_io
  95
  96 $QEMU_IO -c "read -P 0x55 0x80000 0x20000" "$TEST_IMG" | _filter_qemu_io
  97
  98 echo
  99 echo "== unallocated -> zero =="
 100
 101 $QEMU_IO -c "write -P 0x66 0xa0000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
 102 $QEMU_IO -c "write -P 0 0xa0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 103 $QEMU_IO -c "write -z 0xb0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 104
 105 $QEMU_IO -c "read -P 0 0xa0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 106
 107 echo
 108 echo
 109 echo "== compressed -> normal =="
 110
 111 $QEMU_IO -c "write -c -P 0x77 0xc0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 112 $QEMU_IO -c "write -P 0x77 0xd0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 113
 114 $QEMU_IO -c "read -P 0x77 0xc0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 115
 116 echo
 117 echo "== compressed -> unallocated =="
 118
 119 $QEMU_IO -c "write -c -P 0x88 0xe0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 120 $QEMU_IO -c "write -P 0x88 0xf0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 121
 122 $QEMU_IO -c "read -P 0x88 0xe0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 123
 124 echo
 125 echo "== compressed -> zero =="
 126
 127 $QEMU_IO -c "write -c -P 0 0x100000 0x10000" "$TEST_IMG" | _filter_qemu_io
 128 $QEMU_IO -c "write -c -P 0x99 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 129 $QEMU_IO -c "write -z 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 130
 131 $QEMU_IO -c "read -P 0 0x100000 0x20000" "$TEST_IMG" | _filter_qemu_io
 132
 133 echo
 134 echo
 135 echo "== zero -> normal =="
 136
 137 $QEMU_IO -c "write -P 0xaa 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 138 $QEMU_IO -c "write -P 0 0x130000 0x10000" "$TEST_IMG" | _filter_qemu_io
 139 $QEMU_IO -c "write -z 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 140
 141 $QEMU_IO -c "read -P 0 0x120000 0x20000" "$TEST_IMG" | _filter_qemu_io
 142
 143 echo
 144 echo "== zero -> unallocated =="
 145
 146 $QEMU_IO -c "write -z 0x140000 0x10000" "$TEST_IMG" | _filter_qemu_io
 147 $QEMU_IO -c "write -P 0 0x150000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 148
 149 $QEMU_IO -c "read -P 0 0x140000 0x20000" "$TEST_IMG" | _filter_qemu_io
 150
 151 echo
 152 echo "== zero -> compressed =="
 153
 154 $QEMU_IO -c "write -c -P 0 0x170000 0x10000" "$TEST_IMG" | _filter_qemu_io
 155 $QEMU_IO -c "write -z 0x160000 0x10000" "$TEST_IMG" | _filter_qemu_io
 156
 157 $QEMU_IO -c "read -P 0 0x160000 0x20000" "$TEST_IMG" | _filter_qemu_io
 158
 159
 160 _check_test_img
 161
 162 # success, all done
 163 echo "*** done"
 164 rm -f $seq.full
 165 status=0