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 $seq"
  26
  27 status=1        # failure is the default!
  28
  29 _cleanup()
  30 {
  31     _cleanup_test_img
  32 }
  33 trap "_cleanup; exit \$status" 0 1 2 3 15
  34
  35 # get standard environment, filters and checks
  36 . ./common.rc
  37 . ./common.filter
  38
  39 _supported_fmt qcow2
  40 _supported_proto generic
  41 # External data files do not support compressed clusters
  42 # (TODO: Consider writing a version for external data files that does
  43 #        not test compressed clusters)
  44 _unsupported_imgopts data_file
  45
  46 CLUSTER_SIZE=64k
  47 size=128M
  48
  49 echo
  50 echo "== creating backing file =="
  51
  52 TEST_IMG="$TEST_IMG.base" _make_test_img $size
  53
  54 _make_test_img -b "$TEST_IMG.base" -F $IMGFMT
  55 $QEMU_IO -c "write -P 0xa5 0 $size" "$TEST_IMG.base" | _filter_qemu_io
  56
  57 echo
  58 echo "== normal -> unallocated =="
  59
  60 $QEMU_IO -c "write -P 0x11 0 0x10000" "$TEST_IMG" | _filter_qemu_io
  61 $QEMU_IO -c "write -P 0x11 0x10000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  62
  63 $QEMU_IO -c "read -P 0x11 0 0x20000" "$TEST_IMG" | _filter_qemu_io
  64
  65 echo
  66 echo "== normal -> compressed =="
  67
  68 $QEMU_IO -c "write -P 0x22 0x20000 0x10000" "$TEST_IMG" | _filter_qemu_io
  69 $QEMU_IO -c "write -c -P 0x22 0x30000 0x10000" "$TEST_IMG" | _filter_qemu_io
  70
  71 $QEMU_IO -c "read -P 0x22 0x20000 0x20000" "$TEST_IMG" | _filter_qemu_io
  72
  73 echo
  74 echo "== normal -> zero =="
  75
  76 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  77 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
  78 $QEMU_IO -c "write -P 0 0x40000 0x10000" "$TEST_IMG" | _filter_qemu_io
  79 $QEMU_IO -c "write -z 0x50000 0x10000" "$TEST_IMG" | _filter_qemu_io
  80
  81 $QEMU_IO -c "read -P 0 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  82
  83 echo
  84 echo
  85 echo "== unallocated -> normal =="
  86
  87 $QEMU_IO -c "write -P 0x44 0x60000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  88 $QEMU_IO -c "write -P 0x44 0x70000 0x10000" "$TEST_IMG" | _filter_qemu_io
  89
  90 $QEMU_IO -c "read -P 0x44 0x60000 0x20000" "$TEST_IMG" | _filter_qemu_io
  91
  92 echo
  93 echo "== unallocated -> compressed =="
  94
  95 $QEMU_IO -c "write -P 0x55 0x80000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  96 $QEMU_IO -c "write -c -P 0x55 0x90000 0x10000" "$TEST_IMG" | _filter_qemu_io
  97
  98 $QEMU_IO -c "read -P 0x55 0x80000 0x20000" "$TEST_IMG" | _filter_qemu_io
  99
 100 echo
 101 echo "== unallocated -> zero =="
 102
 103 $QEMU_IO -c "write -P 0x66 0xa0000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
 104 $QEMU_IO -c "write -P 0 0xa0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 105 $QEMU_IO -c "write -z 0xb0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 106
 107 $QEMU_IO -c "read -P 0 0xa0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 108
 109 echo
 110 echo
 111 echo "== compressed -> normal =="
 112
 113 $QEMU_IO -c "write -c -P 0x77 0xc0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 114 $QEMU_IO -c "write -P 0x77 0xd0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 115
 116 $QEMU_IO -c "read -P 0x77 0xc0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 117
 118 echo
 119 echo "== compressed -> unallocated =="
 120
 121 $QEMU_IO -c "write -c -P 0x88 0xe0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 122 $QEMU_IO -c "write -P 0x88 0xf0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 123
 124 $QEMU_IO -c "read -P 0x88 0xe0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 125
 126 echo
 127 echo "== compressed -> zero =="
 128
 129 $QEMU_IO -c "write -c -P 0 0x100000 0x10000" "$TEST_IMG" | _filter_qemu_io
 130 $QEMU_IO -c "write -c -P 0x99 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 131 $QEMU_IO -c "write -z 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 132
 133 $QEMU_IO -c "read -P 0 0x100000 0x20000" "$TEST_IMG" | _filter_qemu_io
 134
 135 echo
 136 echo
 137 echo "== zero -> normal =="
 138
 139 $QEMU_IO -c "write -P 0xaa 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 140 $QEMU_IO -c "write -P 0 0x130000 0x10000" "$TEST_IMG" | _filter_qemu_io
 141 $QEMU_IO -c "write -z 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 142
 143 $QEMU_IO -c "read -P 0 0x120000 0x20000" "$TEST_IMG" | _filter_qemu_io
 144
 145 echo
 146 echo "== zero -> unallocated =="
 147
 148 $QEMU_IO -c "write -z 0x140000 0x10000" "$TEST_IMG" | _filter_qemu_io
 149 $QEMU_IO -c "write -P 0 0x150000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 150
 151 $QEMU_IO -c "read -P 0 0x140000 0x20000" "$TEST_IMG" | _filter_qemu_io
 152
 153 echo
 154 echo "== zero -> compressed =="
 155
 156 $QEMU_IO -c "write -c -P 0 0x170000 0x10000" "$TEST_IMG" | _filter_qemu_io
 157 $QEMU_IO -c "write -z 0x160000 0x10000" "$TEST_IMG" | _filter_qemu_io
 158
 159 $QEMU_IO -c "read -P 0 0x160000 0x20000" "$TEST_IMG" | _filter_qemu_io
 160
 161
 162 _check_test_img
 163
 164 # success, all done
 165 echo "*** done"
 166 rm -f $seq.full
 167 status=0