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f3d07ce8 | 1 | #!/usr/bin/env bash |
76b90e23 KW |
2 | # |
3 | # Test qcow2 with external data files | |
4 | # | |
5 | # Copyright (C) 2019 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 $seq" | |
26 | ||
27 | status=1 # failure is the default! | |
28 | ||
29 | _cleanup() | |
30 | { | |
31 | _cleanup_test_img | |
f91ecbd7 HR |
32 | _rm_test_img "$TEST_IMG.data" |
33 | _rm_test_img "$TEST_IMG.src" | |
76b90e23 KW |
34 | } |
35 | trap "_cleanup; exit \$status" 0 1 2 3 15 | |
36 | ||
37 | # get standard environment, filters and checks | |
38 | . ./common.rc | |
39 | . ./common.filter | |
40 | ||
41 | _supported_fmt qcow2 | |
42 | _supported_proto file | |
43 | _supported_os Linux | |
3be2024a HR |
44 | # External data files do not work with compat=0.10, and because we use |
45 | # our own external data file, we cannot let the user specify one | |
46 | _unsupported_imgopts 'compat=0.10' data_file | |
76b90e23 KW |
47 | |
48 | echo | |
49 | echo "=== Create and open image with external data file ===" | |
50 | echo | |
51 | ||
52 | echo "With data file name in the image:" | |
407fb56a | 53 | _make_test_img -o "data_file=$TEST_IMG.data" 64M |
76b90e23 KW |
54 | _check_test_img |
55 | ||
56 | $QEMU_IO -c "open $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
57 | $QEMU_IO -c "open -odata-file.filename=$TEST_IMG.data $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
58 | $QEMU_IO -c "open -odata-file.filename=inexistent $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
59 | ||
60 | echo | |
61 | echo "Data file required, but without data file name in the image:" | |
62 | $QEMU_IMG amend -odata_file= $TEST_IMG | |
63 | ||
64 | $QEMU_IO -c "open $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
65 | $QEMU_IO -c "open -odata-file.filename=$TEST_IMG.data $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
66 | $QEMU_IO -c "open -odata-file.filename=inexistent $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
67 | ||
68 | echo | |
69 | echo "Setting data-file for an image with internal data:" | |
70 | _make_test_img 64M | |
71 | ||
72 | $QEMU_IO -c "open -odata-file.filename=$TEST_IMG.data $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
73 | $QEMU_IO -c "open -odata-file.filename=inexistent $TEST_IMG" -c "read -P 0 0 64k" 2>&1 | _filter_qemu_io | _filter_testdir | |
74 | ||
75 | echo | |
76 | echo "=== Conflicting features ===" | |
77 | echo | |
78 | ||
79 | echo "Convert to compressed target with data file:" | |
80 | TEST_IMG="$TEST_IMG.src" _make_test_img 64M | |
81 | ||
82 | $QEMU_IO -c 'write -P 0x11 0 1M' \ | |
83 | -f $IMGFMT "$TEST_IMG.src" | | |
84 | _filter_qemu_io | |
85 | ||
86 | $QEMU_IMG convert -f $IMGFMT -O $IMGFMT -c -odata_file="$TEST_IMG.data" \ | |
87 | "$TEST_IMG.src" "$TEST_IMG" | |
88 | ||
89 | echo | |
90 | echo "Convert uncompressed, then write compressed data manually:" | |
91 | $QEMU_IMG convert -f $IMGFMT -O $IMGFMT -odata_file="$TEST_IMG.data" \ | |
92 | "$TEST_IMG.src" "$TEST_IMG" | |
93 | $QEMU_IMG compare "$TEST_IMG.src" "$TEST_IMG" | |
94 | ||
95 | $QEMU_IO -c 'write -c -P 0x22 0 1M' \ | |
96 | -f $IMGFMT "$TEST_IMG" | | |
97 | _filter_qemu_io | |
98 | _check_test_img | |
99 | ||
100 | echo | |
101 | echo "Take an internal snapshot:" | |
102 | ||
103 | $QEMU_IMG snapshot -c test "$TEST_IMG" | |
104 | _check_test_img | |
105 | ||
106 | echo | |
107 | echo "=== Standalone image with external data file (efficient) ===" | |
108 | echo | |
109 | ||
407fb56a | 110 | _make_test_img -o "data_file=$TEST_IMG.data" 64M |
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111 | |
112 | echo -n "qcow2 file size before I/O: " | |
113 | du -b $TEST_IMG | cut -f1 | |
114 | ||
115 | # Create image with the following layout | |
116 | # 0-1 MB: Unallocated | |
117 | # 1-2 MB: Written (pattern 0x11) | |
118 | # 2-3 MB: Discarded | |
119 | # 3-4 MB: Zero write over discarded space | |
120 | # 4-5 MB: Zero write over written space | |
121 | # 5-6 MB: Zero write over unallocated space | |
122 | ||
123 | echo | |
124 | $QEMU_IO -c 'write -P 0x11 1M 4M' \ | |
125 | -c 'discard 2M 2M' \ | |
126 | -c 'write -z 3M 3M' \ | |
127 | -f $IMGFMT "$TEST_IMG" | | |
128 | _filter_qemu_io | |
129 | _check_test_img | |
130 | ||
131 | echo | |
132 | $QEMU_IMG map --output=json "$TEST_IMG" | |
133 | ||
134 | echo | |
135 | $QEMU_IO -c 'read -P 0 0 1M' \ | |
136 | -c 'read -P 0x11 1M 1M' \ | |
137 | -c 'read -P 0 2M 4M' \ | |
138 | -f $IMGFMT "$TEST_IMG" | | |
139 | _filter_qemu_io | |
140 | ||
141 | # Zero clusters are only marked as such in the qcow2 metadata, but contain | |
142 | # stale data in the external data file | |
143 | echo | |
144 | $QEMU_IO -c 'read -P 0 0 1M' \ | |
145 | -c 'read -P 0x11 1M 1M' \ | |
146 | -c 'read -P 0 2M 2M' \ | |
147 | -c 'read -P 0x11 4M 1M' \ | |
148 | -c 'read -P 0 5M 1M' \ | |
149 | -f raw "$TEST_IMG.data" | | |
150 | _filter_qemu_io | |
151 | ||
152 | ||
153 | echo -n "qcow2 file size after I/O: " | |
154 | du -b $TEST_IMG | cut -f1 | |
155 | ||
156 | echo | |
157 | echo "=== Standalone image with external data file (valid raw) ===" | |
158 | echo | |
159 | ||
407fb56a | 160 | _make_test_img -o "data_file=$TEST_IMG.data,data_file_raw=on" 64M |
76b90e23 KW |
161 | |
162 | echo -n "qcow2 file size before I/O: " | |
163 | du -b $TEST_IMG | cut -f1 | |
164 | ||
165 | echo | |
166 | $QEMU_IO -c 'write -P 0x11 1M 4M' \ | |
167 | -c 'discard 2M 2M' \ | |
168 | -c 'write -z 3M 3M' \ | |
169 | -f $IMGFMT "$TEST_IMG" | | |
170 | _filter_qemu_io | |
171 | _check_test_img | |
172 | ||
173 | echo | |
174 | $QEMU_IMG map --output=json "$TEST_IMG" | |
175 | ||
176 | echo | |
177 | $QEMU_IO -c 'read -P 0 0 1M' \ | |
178 | -c 'read -P 0x11 1M 1M' \ | |
179 | -c 'read -P 0 2M 4M' \ | |
180 | -f $IMGFMT "$TEST_IMG" | | |
181 | _filter_qemu_io | |
182 | ||
183 | echo | |
184 | $QEMU_IMG compare "$TEST_IMG" "$TEST_IMG.data" | |
185 | ||
186 | echo -n "qcow2 file size after I/O: " | |
187 | du -b $TEST_IMG | cut -f1 | |
188 | ||
189 | echo | |
190 | echo "=== bdrv_co_block_status test for file and offset=0 ===" | |
191 | echo | |
192 | ||
407fb56a | 193 | _make_test_img -o "data_file=$TEST_IMG.data" 64M |
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194 | |
195 | $QEMU_IO -c 'write -P 0x11 0 1M' -f $IMGFMT "$TEST_IMG" | _filter_qemu_io | |
196 | $QEMU_IO -c 'read -P 0x11 0 1M' -f $IMGFMT "$TEST_IMG" | _filter_qemu_io | |
197 | $QEMU_IMG map --output=human "$TEST_IMG" | _filter_testdir | |
198 | $QEMU_IMG map --output=json "$TEST_IMG" | |
199 | ||
200 | # success, all done | |
201 | echo "*** done" | |
202 | rm -f $seq.full | |
203 | status=0 |