tests/qemu-iotests/004

   1 #!/bin/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 here=`pwd`
  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 raw qcow qcow2 qed vdi vmdk vhdx luks
  41 _supported_proto generic
  42 _supported_os Linux
  43
  44
  45 size=128M
  46 pre_offset=127M
  47 past_offset=140M
  48
  49 _make_test_img $size
  50
  51 echo
  52 echo "write before image boundary"
  53 $QEMU_IO -c "write $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
  54
  55 echo
  56 echo "write into image boundary"
  57 $QEMU_IO -c "write $pre_offset 4M" "$TEST_IMG"
  58
  59 echo
  60 echo "write at image boundary"
  61 $QEMU_IO -c "write $size 4096" "$TEST_IMG"
  62
  63 echo
  64 echo "write past image boundary"
  65 $QEMU_IO -c "write $past_offset 4096" "$TEST_IMG"
  66
  67 echo
  68 echo "pwrite past image boundary"
  69 $QEMU_IO -c "write -p $past_offset 4096" "$TEST_IMG"
  70
  71 echo
  72 echo "writev past image boundary"
  73 $QEMU_IO -c "writev $past_offset 4096" "$TEST_IMG"
  74
  75 echo
  76 echo "read before image boundary"
  77 $QEMU_IO -c "read $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
  78
  79 echo
  80 echo "read into image boundary"
  81 $QEMU_IO -c "read $pre_offset 4M" "$TEST_IMG"
  82
  83 echo
  84 echo "read at image boundary"
  85 $QEMU_IO -c "read $size 4096" "$TEST_IMG"
  86
  87 echo
  88 echo "read past image boundary"
  89 $QEMU_IO -c "read $past_offset 4096" "$TEST_IMG"
  90
  91 echo
  92 echo "pread past image boundary"
  93 $QEMU_IO -c "read -p $past_offset 4096" "$TEST_IMG"
  94
  95 echo
  96 echo "readv past image boundary"
  97 $QEMU_IO -c "readv $past_offset 4096" "$TEST_IMG"
  98
  99
 100 # success, all done
 101 echo "*** done"
 102 rm -f $seq.full
 103 status=0