]>
Commit | Line | Data |
---|---|---|
1 | #!/usr/bin/env bash | |
2 | # group: rw quick | |
3 | # | |
4 | # parallels format validation tests (created by QEMU) | |
5 | # | |
6 | # Copyright (C) 2014 Denis V. Lunev <den@openvz.org> | |
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=den@openvz.org | |
24 | ||
25 | seq=`basename $0` | |
26 | echo "QA output created by $seq" | |
27 | ||
28 | status=1 # failure is the default! | |
29 | ||
30 | _cleanup() | |
31 | { | |
32 | _cleanup_test_img | |
33 | } | |
34 | trap "_cleanup; exit \$status" 0 1 2 3 15 | |
35 | ||
36 | # get standard environment, filters and checks | |
37 | . ./common.rc | |
38 | . ./common.filter | |
39 | ||
40 | _supported_fmt parallels | |
41 | _supported_proto file | |
42 | _supported_os Linux | |
43 | ||
44 | inuse_offset=$((0x2c)) | |
45 | ||
46 | size=$((64 * 1024 * 1024)) | |
47 | CLUSTER_SIZE=64k | |
48 | IMGFMT=parallels | |
49 | _make_test_img $size | |
50 | ||
51 | echo == read empty image == | |
52 | { $QEMU_IO -c "read -P 0 32k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
53 | echo == write more than 1 block in a row == | |
54 | { $QEMU_IO -c "write -P 0x11 32k 128k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
55 | echo == read less than block == | |
56 | { $QEMU_IO -c "read -P 0x11 32k 32k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
57 | echo == read exactly 1 block == | |
58 | { $QEMU_IO -c "read -P 0x11 64k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
59 | echo == read more than 1 block == | |
60 | { $QEMU_IO -c "read -P 0x11 32k 128k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
61 | echo == check that there is no trash after written == | |
62 | { $QEMU_IO -c "read -P 0 160k 32k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
63 | echo == check that there is no trash before written == | |
64 | { $QEMU_IO -c "read -P 0 0 32k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
65 | ||
66 | echo "== Corrupt image ==" | |
67 | poke_file "$TEST_IMG" "$inuse_offset" "\x59\x6e\x6f\x74" | |
68 | { $QEMU_IO -c "read -P 0x11 64k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
69 | _check_test_img | |
70 | _check_test_img -r all | |
71 | { $QEMU_IO -c "read -P 0x11 64k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir | |
72 | ||
73 | echo "== allocate with backing ==" | |
74 | # Verify that allocating clusters works fine even when there is a backing image. | |
75 | # Regression test for a bug where we would pass a buffer read from the backing | |
76 | # node as a QEMUIOVector object, which could cause anything from I/O errors over | |
77 | # assertion failures to invalid reads from memory. | |
78 | ||
79 | # Clear image | |
80 | _make_test_img $size | |
81 | # Create base image | |
82 | TEST_IMG="$TEST_IMG.base" _make_test_img $size | |
83 | ||
84 | # Write some data to the base image (which would trigger an assertion failure if | |
85 | # interpreted as a QEMUIOVector) | |
86 | $QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG.base" | _filter_qemu_io | |
87 | ||
88 | # Parallels does not seem to support storing a backing filename in the image | |
89 | # itself, so we need to build our backing chain on the command line | |
90 | imgopts="driver=$IMGFMT,file.driver=$IMGPROTO,file.filename=$TEST_IMG" | |
91 | imgopts+=",backing.driver=$IMGFMT" | |
92 | imgopts+=",backing.file.driver=$IMGPROTO,backing.file.filename=$TEST_IMG.base" | |
93 | ||
94 | # Cause allocation in the top image | |
95 | QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT \ | |
96 | $QEMU_IO --image-opts "$imgopts" -c 'write -P 1 0 64' | _filter_qemu_io | |
97 | ||
98 | # Verify | |
99 | QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT \ | |
100 | $QEMU_IO --image-opts "$imgopts" \ | |
101 | -c 'read -P 1 0 64' \ | |
102 | -c "read -P 42 64 $((64 * 1024 - 64))" \ | |
103 | -c "read -P 0 64k $((size - 64 * 1024))" \ | |
104 | | _filter_qemu_io | |
105 | ||
106 | # success, all done | |
107 | echo "*** done" | |
108 | rm -f $seq.full | |
109 | status=0 |