tests/qemu-iotests/073

   1 #!/usr/bin/env bash
   2 # group: rw auto quick
   3 #
   4 # Test count_contiguous_clusters in qcow2
   5 #
   6 # Copyright (C) 2013 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 <http://www.gnu.org/licenses/>.
  20 #
  21
  22 # creator
  23 owner=kwolf@redhat.com
  24
  25 seq=`basename $0`
  26 echo "QA output created by $seq"
  27
  28 status=1        # failure is the default!
  29
  30 _cleanup()
  31 {
  32     _cleanup_test_img
  33 }
  34 trap "_cleanup; exit \$status" 0 1 2 3 15
  35
  36 # get standard environment, filters and checks
  37 . ./common.rc
  38 . ./common.filter
  39
  40 _supported_fmt qcow2
  41 _supported_proto generic
  42 # External data files do not support compressed clusters
  43 # (TODO: Consider writing a version for external data files that does
  44 #        not test compressed clusters)
  45 _unsupported_imgopts data_file
  46
  47 CLUSTER_SIZE=64k
  48 size=128M
  49
  50 echo
  51 echo "== creating backing file =="
  52
  53 TEST_IMG="$TEST_IMG.base" _make_test_img $size
  54
  55 _make_test_img -b "$TEST_IMG.base" -F $IMGFMT
  56 $QEMU_IO -c "write -P 0xa5 0 $size" "$TEST_IMG.base" | _filter_qemu_io
  57
  58 echo
  59 echo "== normal -> unallocated =="
  60
  61 $QEMU_IO -c "write -P 0x11 0 0x10000" "$TEST_IMG" | _filter_qemu_io
  62 $QEMU_IO -c "write -P 0x11 0x10000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  63
  64 $QEMU_IO -c "read -P 0x11 0 0x20000" "$TEST_IMG" | _filter_qemu_io
  65
  66 echo
  67 echo "== normal -> compressed =="
  68
  69 $QEMU_IO -c "write -P 0x22 0x20000 0x10000" "$TEST_IMG" | _filter_qemu_io
  70 $QEMU_IO -c "write -c -P 0x22 0x30000 0x10000" "$TEST_IMG" | _filter_qemu_io
  71
  72 $QEMU_IO -c "read -P 0x22 0x20000 0x20000" "$TEST_IMG" | _filter_qemu_io
  73
  74 echo
  75 echo "== normal -> zero =="
  76
  77 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  78 $QEMU_IO -c "write -P 0x33 0x40000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
  79 $QEMU_IO -c "write -P 0 0x40000 0x10000" "$TEST_IMG" | _filter_qemu_io
  80 $QEMU_IO -c "write -z 0x50000 0x10000" "$TEST_IMG" | _filter_qemu_io
  81
  82 $QEMU_IO -c "read -P 0 0x40000 0x20000" "$TEST_IMG" | _filter_qemu_io
  83
  84 echo
  85 echo
  86 echo "== unallocated -> normal =="
  87
  88 $QEMU_IO -c "write -P 0x44 0x60000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  89 $QEMU_IO -c "write -P 0x44 0x70000 0x10000" "$TEST_IMG" | _filter_qemu_io
  90
  91 $QEMU_IO -c "read -P 0x44 0x60000 0x20000" "$TEST_IMG" | _filter_qemu_io
  92
  93 echo
  94 echo "== unallocated -> compressed =="
  95
  96 $QEMU_IO -c "write -P 0x55 0x80000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
  97 $QEMU_IO -c "write -c -P 0x55 0x90000 0x10000" "$TEST_IMG" | _filter_qemu_io
  98
  99 $QEMU_IO -c "read -P 0x55 0x80000 0x20000" "$TEST_IMG" | _filter_qemu_io
 100
 101 echo
 102 echo "== unallocated -> zero =="
 103
 104 $QEMU_IO -c "write -P 0x66 0xa0000 0x20000" "$TEST_IMG.base" | _filter_qemu_io
 105 $QEMU_IO -c "write -P 0 0xa0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 106 $QEMU_IO -c "write -z 0xb0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 107
 108 $QEMU_IO -c "read -P 0 0xa0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 109
 110 echo
 111 echo
 112 echo "== compressed -> normal =="
 113
 114 $QEMU_IO -c "write -c -P 0x77 0xc0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 115 $QEMU_IO -c "write -P 0x77 0xd0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 116
 117 $QEMU_IO -c "read -P 0x77 0xc0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 118
 119 echo
 120 echo "== compressed -> unallocated =="
 121
 122 $QEMU_IO -c "write -c -P 0x88 0xe0000 0x10000" "$TEST_IMG" | _filter_qemu_io
 123 $QEMU_IO -c "write -P 0x88 0xf0000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 124
 125 $QEMU_IO -c "read -P 0x88 0xe0000 0x20000" "$TEST_IMG" | _filter_qemu_io
 126
 127 echo
 128 echo "== compressed -> zero =="
 129
 130 $QEMU_IO -c "write -c -P 0 0x100000 0x10000" "$TEST_IMG" | _filter_qemu_io
 131 $QEMU_IO -c "write -c -P 0x99 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 132 $QEMU_IO -c "write -z 0x110000 0x10000" "$TEST_IMG" | _filter_qemu_io
 133
 134 $QEMU_IO -c "read -P 0 0x100000 0x20000" "$TEST_IMG" | _filter_qemu_io
 135
 136 echo
 137 echo
 138 echo "== zero -> normal =="
 139
 140 $QEMU_IO -c "write -P 0xaa 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 141 $QEMU_IO -c "write -P 0 0x130000 0x10000" "$TEST_IMG" | _filter_qemu_io
 142 $QEMU_IO -c "write -z 0x120000 0x10000" "$TEST_IMG" | _filter_qemu_io
 143
 144 $QEMU_IO -c "read -P 0 0x120000 0x20000" "$TEST_IMG" | _filter_qemu_io
 145
 146 echo
 147 echo "== zero -> unallocated =="
 148
 149 $QEMU_IO -c "write -z 0x140000 0x10000" "$TEST_IMG" | _filter_qemu_io
 150 $QEMU_IO -c "write -P 0 0x150000 0x10000" "$TEST_IMG.base" | _filter_qemu_io
 151
 152 $QEMU_IO -c "read -P 0 0x140000 0x20000" "$TEST_IMG" | _filter_qemu_io
 153
 154 echo
 155 echo "== zero -> compressed =="
 156
 157 $QEMU_IO -c "write -c -P 0 0x170000 0x10000" "$TEST_IMG" | _filter_qemu_io
 158 $QEMU_IO -c "write -z 0x160000 0x10000" "$TEST_IMG" | _filter_qemu_io
 159
 160 $QEMU_IO -c "read -P 0 0x160000 0x20000" "$TEST_IMG" | _filter_qemu_io
 161
 162
 163 _check_test_img
 164
 165 # success, all done
 166 echo "*** done"
 167 rm -f $seq.full
 168 status=0