tests/qemu-iotests/078

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