tests/qemu-iotests/078

   1 #!/bin/bash
   2 #
   3 # bochs format input validation tests
   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 $seq"
  26
  27 status=1        # failure is the default!
  28
  29 _cleanup()
  30 {
  31         _cleanup_test_img
  32 }
  33 trap "_cleanup; exit \$status" 0 1 2 3 15
  34
  35 # get standard environment, filters and checks
  36 . ./common.rc
  37 . ./common.filter
  38
  39 _supported_fmt bochs
  40 _supported_proto file
  41 _supported_os Linux
  42
  43 catalog_size_offset=$((0x48))
  44 extent_size_offset=$((0x50))
  45 disk_size_offset=$((0x58))
  46
  47 echo
  48 echo "== Read from a valid image =="
  49 _use_sample_img empty.bochs.bz2
  50 { $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  51
  52 echo
  53 echo "== Negative catalog size =="
  54 _use_sample_img empty.bochs.bz2
  55 poke_file "$TEST_IMG" "$catalog_size_offset" "\xff\xff\xff\xff"
  56 { $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  57
  58 echo
  59 echo "== Overflow for catalog size * sizeof(uint32_t) =="
  60 _use_sample_img empty.bochs.bz2
  61 poke_file "$TEST_IMG" "$catalog_size_offset" "\x00\x00\x00\x40"
  62 { $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  63
  64 echo
  65 echo "== Too small catalog bitmap for image size =="
  66 _use_sample_img empty.bochs.bz2
  67 poke_file "$TEST_IMG" "$disk_size_offset" "\x00\xc0\x0f\x00\x00\x00\x00\x7f"
  68 { $QEMU_IO -r -c "read 2T 4k" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  69
  70 _use_sample_img empty.bochs.bz2
  71 poke_file "$TEST_IMG" "$catalog_size_offset" "\x10\x00\x00\x00"
  72 { $QEMU_IO -r -c "read 0xfbe00 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  73
  74 echo
  75 echo "== Negative extent size =="
  76 _use_sample_img empty.bochs.bz2
  77 poke_file "$TEST_IMG" "$extent_size_offset" "\x00\x00\x00\x80"
  78 { $QEMU_IO -r -c "read 768k 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  79
  80 echo
  81 echo "== Zero extent size =="
  82 _use_sample_img empty.bochs.bz2
  83 poke_file "$TEST_IMG" "$extent_size_offset" "\x00\x00\x00\x00"
  84 { $QEMU_IO -r -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
  85
  86 # success, all done
  87 echo "*** done"
  88 rm -f $seq.full
  89 status=0