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 tmp=/tmp/$$
  29 status=1        # failure is the default!
  30
  31 _cleanup()
  32 {
  33         _cleanup_test_img
  34 }
  35 trap "_cleanup; exit \$status" 0 1 2 3 15
  36
  37 # get standard environment, filters and checks
  38 . ./common.rc
  39 . ./common.filter
  40
  41 _supported_fmt generic
  42 _supported_proto generic
  43 _supported_os Linux
  44
  45
  46 size=128M
  47 pre_offset=127M
  48 past_offset=140M
  49
  50 _make_test_img $size
  51
  52 echo
  53 echo "write before image boundary"
  54 $QEMU_IO -c "write $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
  55
  56 echo
  57 echo "write into image boundary"
  58 $QEMU_IO -c "write $pre_offset 4M" "$TEST_IMG"
  59
  60 echo
  61 echo "write at image boundary"
  62 $QEMU_IO -c "write $size 4096" "$TEST_IMG"
  63
  64 echo
  65 echo "write past image boundary"
  66 $QEMU_IO -c "write $past_offset 4096" "$TEST_IMG"
  67
  68 echo
  69 echo "pwrite past image boundary"
  70 $QEMU_IO -c "write -p $past_offset 4096" "$TEST_IMG"
  71
  72 echo
  73 echo "writev past image boundary"
  74 $QEMU_IO -c "writev $past_offset 4096" "$TEST_IMG"
  75
  76 echo
  77 echo "read before image boundary"
  78 $QEMU_IO -c "read $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
  79
  80 echo
  81 echo "read into image boundary"
  82 $QEMU_IO -c "read $pre_offset 4M" "$TEST_IMG"
  83
  84 echo
  85 echo "read at image boundary"
  86 $QEMU_IO -c "read $size 4096" "$TEST_IMG"
  87
  88 echo
  89 echo "read past image boundary"
  90 $QEMU_IO -c "read $past_offset 4096" "$TEST_IMG"
  91
  92 echo
  93 echo "pread past image boundary"
  94 $QEMU_IO -c "read -p $past_offset 4096" "$TEST_IMG"
  95
  96 echo
  97 echo "readv past image boundary"
  98 $QEMU_IO -c "readv $past_offset 4096" "$TEST_IMG"
  99
 100
 101 # success, all done
 102 echo "*** done"
 103 rm -f $seq.full
 104 status=0