4 # qcow1 format input validation tests
6 # Copyright (C) 2014 Red Hat, Inc.
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.
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.
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/>.
23 owner=kwolf@redhat.com
26 echo "QA output created by $seq"
28 status=1 # failure is the default!
32 _rm_test_img "$TEST_IMG.snap"
35 trap "_cleanup; exit \$status" 0 1 2 3 15
37 # get standard environment, filters and checks
45 offset_backing_file_offset=8
46 offset_backing_file_size=16
48 offset_cluster_bits=32
52 echo "== Invalid cluster size =="
54 poke_file "$TEST_IMG" "$offset_cluster_bits" "\xff"
55 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
56 poke_file "$TEST_IMG" "$offset_cluster_bits" "\x1f"
57 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
58 poke_file "$TEST_IMG" "$offset_cluster_bits" "\x08"
59 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
60 poke_file "$TEST_IMG" "$offset_cluster_bits" "\x11"
61 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
64 echo "== Invalid L2 table size =="
66 poke_file "$TEST_IMG" "$offset_l2_bits" "\xff"
67 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
68 poke_file "$TEST_IMG" "$offset_l2_bits" "\x05"
69 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
70 poke_file "$TEST_IMG" "$offset_l2_bits" "\x0e"
71 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
73 # 1 << 0x1b = 2^31 / L2_CACHE_SIZE
74 poke_file "$TEST_IMG" "$offset_l2_bits" "\x1b"
75 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
78 echo "== Invalid size =="
80 poke_file "$TEST_IMG" "$offset_size" "\xee\xee\xee\xee\xee\xee\xee\xee"
81 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
82 poke_file "$TEST_IMG" "$offset_size" "\x7f\xff\xff\xff\xff\xff\xff\xff"
83 { $QEMU_IO -c "write 0 64M" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
86 echo "== Invalid backing file length =="
88 poke_file "$TEST_IMG" "$offset_backing_file_offset" "\x00\x00\x00\xff"
89 poke_file "$TEST_IMG" "$offset_backing_file_size" "\xff\xff\xff\xff"
90 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir
91 poke_file "$TEST_IMG" "$offset_backing_file_size" "\x7f\xff\xff\xff"
92 { $QEMU_IO -c "read 0 512" $TEST_IMG; } 2>&1 | _filter_qemu_io | _filter_testdir