tests/qemu-iotests/004

   1 #!/usr/bin/env bash
   2 #
   3 # Make sure we can't read and write outside of the image size.
   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=hch@lst.de
  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 raw qcow qcow2 qed vdi vmdk vhdx luks
  40 _supported_proto generic
  41
  42
  43 size=128M
  44 pre_offset=127M
  45 past_offset=140M
  46
  47 _make_test_img $size
  48
  49 echo
  50 echo "write before image boundary"
  51 $QEMU_IO -c "write $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
  52
  53 echo
  54 echo "write into image boundary"
  55 $QEMU_IO -c "write $pre_offset 4M" "$TEST_IMG"
  56
  57 echo
  58 echo "write at image boundary"
  59 $QEMU_IO -c "write $size 4096" "$TEST_IMG"
  60
  61 echo
  62 echo "write past image boundary"
  63 $QEMU_IO -c "write $past_offset 4096" "$TEST_IMG"
  64
  65 echo
  66 echo "pwrite past image boundary"
  67 $QEMU_IO -c "write -p $past_offset 4096" "$TEST_IMG"
  68
  69 echo
  70 echo "writev past image boundary"
  71 $QEMU_IO -c "writev $past_offset 4096" "$TEST_IMG"
  72
  73 echo
  74 echo "read before image boundary"
  75 $QEMU_IO -c "read $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
  76
  77 echo
  78 echo "read into image boundary"
  79 $QEMU_IO -c "read $pre_offset 4M" "$TEST_IMG"
  80
  81 echo
  82 echo "read at image boundary"
  83 $QEMU_IO -c "read $size 4096" "$TEST_IMG"
  84
  85 echo
  86 echo "read past image boundary"
  87 $QEMU_IO -c "read $past_offset 4096" "$TEST_IMG"
  88
  89 echo
  90 echo "pread past image boundary"
  91 $QEMU_IO -c "read -p $past_offset 4096" "$TEST_IMG"
  92
  93 echo
  94 echo "readv past image boundary"
  95 $QEMU_IO -c "readv $past_offset 4096" "$TEST_IMG"
  96
  97
  98 # success, all done
  99 echo "*** done"
 100 rm -f $seq.full
 101 status=0