4 # parallels format validation tests (created by QEMU)
6 # Copyright (C) 2014 Denis V. Lunev <den@openvz.org>
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/>.
26 echo "QA output created by $seq"
28 status=1 # failure is the default!
34 trap "_cleanup; exit \$status" 0 1 2 3 15
36 # get standard environment, filters and checks
40 _supported_fmt parallels
44 inuse_offset=$((0x2c))
46 size=$((64 * 1024 * 1024))
50 # get cluster size in sectors from "tracks" header field
51 CLUSTER_SIZE_OFFSET=28
52 CLUSTER_SIZE=$(peek_file_le $TEST_IMG $CLUSTER_SIZE_OFFSET 4)
53 CLUSTER_SIZE=$((CLUSTER_SIZE * 512))
54 CLUSTER_HALF_SIZE=$((CLUSTER_SIZE / 2))
55 CLUSTER_DBL_SIZE=$((CLUSTER_SIZE * 2))
57 echo == read empty image ==
58 { $QEMU_IO -c "read -P 0 $CLUSTER_HALF_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
59 echo == write more than 1 block in a row ==
60 { $QEMU_IO -c "write -P 0x11 $CLUSTER_HALF_SIZE $CLUSTER_DBL_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
61 echo == read less than block ==
62 { $QEMU_IO -c "read -P 0x11 $CLUSTER_HALF_SIZE $CLUSTER_HALF_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
63 echo == read exactly 1 block ==
64 { $QEMU_IO -c "read -P 0x11 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
65 echo == read more than 1 block ==
66 { $QEMU_IO -c "read -P 0x11 $CLUSTER_HALF_SIZE $CLUSTER_DBL_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
67 echo == check that there is no trash after written ==
68 { $QEMU_IO -c "read -P 0 $((CLUSTER_HALF_SIZE + CLUSTER_DBL_SIZE)) $CLUSTER_HALF_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
69 echo == check that there is no trash before written ==
70 { $QEMU_IO -c "read -P 0 0 $CLUSTER_HALF_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
72 echo "== corrupt image =="
73 poke_file "$TEST_IMG" "$inuse_offset" "\x59\x6e\x6f\x74"
74 echo "== read corrupted image with repairing =="
75 { $QEMU_IO -c "read -P 0x11 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
77 echo "== allocate with backing =="
78 # Verify that allocating clusters works fine even when there is a backing image.
79 # Regression test for a bug where we would pass a buffer read from the backing
80 # node as a QEMUIOVector object, which could cause anything from I/O errors over
81 # assertion failures to invalid reads from memory.
86 TEST_IMG="$TEST_IMG.base" _make_test_img $size
88 # Write some data to the base image (which would trigger an assertion failure if
89 # interpreted as a QEMUIOVector)
90 $QEMU_IO -c "write -P 42 0 $CLUSTER_SIZE" "$TEST_IMG.base" | _filter_qemu_io
92 # Parallels does not seem to support storing a backing filename in the image
93 # itself, so we need to build our backing chain on the command line
94 imgopts="driver=$IMGFMT,file.driver=$IMGPROTO,file.filename=$TEST_IMG"
95 imgopts+=",backing.driver=$IMGFMT"
96 imgopts+=",backing.file.driver=$IMGPROTO,backing.file.filename=$TEST_IMG.base"
98 # Cause allocation in the top image
99 QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT \
100 $QEMU_IO --image-opts "$imgopts" -c 'write -P 1 0 64' | _filter_qemu_io
103 QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT \
104 $QEMU_IO --image-opts "$imgopts" \
105 -c 'read -P 1 0 64' \
106 -c "read -P 42 64 $((CLUSTER_SIZE - 64))" \
107 -c "read -P 0 $CLUSTER_SIZE $((size - CLUSTER_SIZE))" \