4 # Test case for image option amendment in qcow2.
6 # Copyright (C) 2013 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
=mreitz@redhat.com
26 echo "QA output created by $seq"
28 status
=1 # failure is the default!
33 _rm_test_img
"$TEST_IMG.data"
35 trap "_cleanup; exit \$status" 0 1 2 3 15
37 # get standard environment, filters and checks
41 # This tests qcow2-specific low-level functionality
45 # Conversion between different compat versions can only really work
46 # with refcount_bits=16;
47 # we have explicit tests for data_file here, but the whole test does
49 # we have explicit tests for various cluster sizes, the remaining tests
50 # require the default 64k cluster
51 _unsupported_imgopts
'refcount_bits=\([^1]\|.\([^6]\|$\)\)' data_file cluster_size
54 echo "=== Testing version downgrade with zero expansion ==="
56 _make_test_img
-o "compat=1.1,lazy_refcounts=on" 64M
57 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
58 $PYTHON qcow2.py
"$TEST_IMG" dump-header
59 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
60 $PYTHON qcow2.py
"$TEST_IMG" dump-header
61 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
65 echo "=== Testing version downgrade with zero expansion and 4K cache entries ==="
67 _make_test_img
-o "compat=1.1,lazy_refcounts=on" 64M
68 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
69 $QEMU_IO -c "write -z 32M 128k" "$TEST_IMG" | _filter_qemu_io
70 $QEMU_IO -c map
"$TEST_IMG" | _filter_qemu_io
71 $PYTHON qcow2.py
"$TEST_IMG" dump-header
72 $QEMU_IMG amend
-o "compat=0.10" --image-opts \
73 driver
=qcow2
,file.filename
=$TEST_IMG,l2-cache-entry-size
=4096
74 $PYTHON qcow2.py
"$TEST_IMG" dump-header
75 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
76 $QEMU_IO -c "read -P 0 32M 128k" "$TEST_IMG" | _filter_qemu_io
77 $QEMU_IO -c map
"$TEST_IMG" | _filter_qemu_io
81 echo "=== Testing dirty version downgrade ==="
83 _make_test_img
-o "compat=1.1,lazy_refcounts=on" 64M
85 $QEMU_IO -c "write -P 0x2a 0 128k" -c flush \
86 -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io
87 $PYTHON qcow2.py
"$TEST_IMG" dump-header
88 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
89 $PYTHON qcow2.py
"$TEST_IMG" dump-header
90 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
94 echo "=== Testing version downgrade with unknown compat/autoclear flags ==="
96 _make_test_img
-o "compat=1.1" 64M
97 $PYTHON qcow2.py
"$TEST_IMG" set-feature-bit compatible
42
98 $PYTHON qcow2.py
"$TEST_IMG" set-feature-bit autoclear
42
99 $PYTHON qcow2.py
"$TEST_IMG" dump-header
100 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
101 $PYTHON qcow2.py
"$TEST_IMG" dump-header
105 echo "=== Testing version upgrade and resize ==="
107 _make_test_img
-o "compat=0.10" 64M
108 $QEMU_IO -c "write -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io
109 $PYTHON qcow2.py
"$TEST_IMG" dump-header
110 $QEMU_IMG amend
-o "compat=1.1,lazy_refcounts=on,size=128M" "$TEST_IMG"
111 $PYTHON qcow2.py
"$TEST_IMG" dump-header
112 $QEMU_IO -c "read -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io
116 echo "=== Testing resize with snapshots ==="
118 _make_test_img
-o "compat=0.10" 32M
119 $QEMU_IO -c "write -P 0x2a 24M 64k" "$TEST_IMG" | _filter_qemu_io
120 $QEMU_IMG snapshot
-c foo
"$TEST_IMG"
121 $QEMU_IMG resize
"$TEST_IMG" 64M
&&
122 echo "unexpected pass"
123 $PYTHON qcow2.py
"$TEST_IMG" dump-header |
grep '^\(version\|size\|nb_snap\)'
125 $QEMU_IMG amend
-o "compat=1.1,size=128M" "$TEST_IMG" ||
126 echo "unexpected fail"
127 $PYTHON qcow2.py
"$TEST_IMG" dump-header |
grep '^\(version\|size\|nb_snap\)'
129 $QEMU_IMG snapshot
-c bar
"$TEST_IMG"
130 $QEMU_IMG resize
--shrink "$TEST_IMG" 64M ||
131 echo "unexpected fail"
132 $PYTHON qcow2.py
"$TEST_IMG" dump-header |
grep '^\(version\|size\|nb_snap\)'
134 $QEMU_IMG amend
-o "compat=0.10,size=32M" "$TEST_IMG" &&
135 echo "unexpected pass"
136 $PYTHON qcow2.py
"$TEST_IMG" dump-header |
grep '^\(version\|size\|nb_snap\)'
138 $QEMU_IMG snapshot
-a bar
"$TEST_IMG" ||
139 echo "unexpected fail"
140 $PYTHON qcow2.py
"$TEST_IMG" dump-header |
grep '^\(version\|size\|nb_snap\)'
142 $QEMU_IMG snapshot
-d bar
"$TEST_IMG"
143 $QEMU_IMG amend
-o "compat=0.10,size=32M" "$TEST_IMG" ||
144 echo "unexpected fail"
145 $PYTHON qcow2.py
"$TEST_IMG" dump-header |
grep '^\(version\|size\|nb_snap\)'
151 echo "=== Testing dirty lazy_refcounts=off ==="
153 _make_test_img
-o "compat=1.1,lazy_refcounts=on" 64M
155 $QEMU_IO -c "write -P 0x2a 0 128k" -c flush \
156 -c "sigraise $(kill -l KILL)" "$TEST_IMG" 2>&1 | _filter_qemu_io
157 $PYTHON qcow2.py
"$TEST_IMG" dump-header
158 $QEMU_IMG amend
-o "lazy_refcounts=off" "$TEST_IMG"
159 $PYTHON qcow2.py
"$TEST_IMG" dump-header
160 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
164 echo "=== Testing backing file ==="
166 _make_test_img
-o "compat=1.1" 64M
167 TEST_IMG
="$TEST_IMG.base" _make_test_img
-o "compat=1.1" 64M
168 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
169 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
170 $QEMU_IMG amend
-o "backing_file=$TEST_IMG.base,backing_fmt=qcow2" "$TEST_IMG"
171 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
175 echo "=== Testing invalid configurations ==="
177 _make_test_img
-o "compat=0.10" 64M
178 $QEMU_IMG amend
-o "lazy_refcounts=on" "$TEST_IMG"
179 $QEMU_IMG amend
-o "compat=1.1" "$TEST_IMG" # actually valid
180 $QEMU_IMG amend
-o "compat=0.10,lazy_refcounts=on" "$TEST_IMG"
181 $QEMU_IMG amend
-o "compat=0.42" "$TEST_IMG"
182 $QEMU_IMG amend
-o "foo=bar" "$TEST_IMG"
183 $QEMU_IMG amend
-o "cluster_size=1k" "$TEST_IMG"
184 $QEMU_IMG amend
-o "encryption=on" "$TEST_IMG"
185 $QEMU_IMG amend
-o "preallocation=on" "$TEST_IMG"
188 echo "=== Testing correct handling of unset value ==="
190 _make_test_img
-o "compat=1.1,cluster_size=1k" 64M
192 $QEMU_IMG amend
-o "lazy_refcounts=on" "$TEST_IMG"
193 echo "Should not work:" # Just to know which of these tests actually fails
194 $QEMU_IMG amend
-o "cluster_size=64k" "$TEST_IMG"
197 echo "=== Testing zero expansion on inactive clusters ==="
199 _make_test_img
-o "compat=1.1" 64M
200 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
201 $QEMU_IMG snapshot
-c foo
"$TEST_IMG"
202 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
203 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
205 $QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
206 $QEMU_IMG snapshot
-a foo
"$TEST_IMG"
208 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
211 echo "=== Testing zero expansion on shared L2 table ==="
213 _make_test_img
-o "compat=1.1" 64M
214 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
215 $QEMU_IMG snapshot
-c foo
"$TEST_IMG"
216 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
218 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
219 $QEMU_IMG snapshot
-a foo
"$TEST_IMG"
221 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
224 echo "=== Testing zero expansion on backed image ==="
226 TEST_IMG
="$TEST_IMG.base" _make_test_img
-o "compat=1.1" 64M
227 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
228 _make_test_img
-o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 64M
229 $QEMU_IO -c "read -P 0x2a 0 128k" -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io
230 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
232 $QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io
235 echo "=== Testing zero expansion on backed inactive clusters ==="
237 TEST_IMG
="$TEST_IMG.base" _make_test_img
-o "compat=1.1" 64M
238 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
239 _make_test_img
-o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 64M
240 $QEMU_IO -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io
241 $QEMU_IMG snapshot
-c foo
"$TEST_IMG"
242 $QEMU_IO -c "write -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io
243 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
245 $QEMU_IO -c "read -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io
246 $QEMU_IMG snapshot
-a foo
"$TEST_IMG"
248 $QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io
251 echo "=== Testing zero expansion on backed image with shared L2 table ==="
253 TEST_IMG
="$TEST_IMG.base" _make_test_img
-o "compat=1.1" 64M
254 $QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
255 _make_test_img
-o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 64M
256 $QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
257 $QEMU_IMG snapshot
-c foo
"$TEST_IMG"
258 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
260 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
261 $QEMU_IMG snapshot
-a foo
"$TEST_IMG"
263 $QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
266 echo "=== Testing preallocated zero expansion on full image ==="
268 TEST_IMG
="$TEST_IMG" _make_test_img
-o "compat=1.1" 64M
269 $QEMU_IO -c "write -P 0x2a 0 64M" "$TEST_IMG" -c "write -z 0 64M" | _filter_qemu_io
270 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
272 $QEMU_IO -c "read -P 0 0 64M" "$TEST_IMG" | _filter_qemu_io
275 echo "=== Testing progress report without snapshot ==="
277 TEST_IMG
="$TEST_IMG.base" _make_test_img
-o "compat=1.1" 4G
278 _make_test_img
-o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 4G
279 $QEMU_IO -c "write -z 0 64k" \
280 -c "write -z 1G 64k" \
281 -c "write -z 2G 64k" \
282 -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io
283 $QEMU_IMG amend
-p -o "compat=0.10" "$TEST_IMG"
287 echo "=== Testing progress report with snapshot ==="
289 TEST_IMG
="$TEST_IMG.base" _make_test_img
-o "compat=1.1" 4G
290 _make_test_img
-o "compat=1.1" -b "$TEST_IMG.base" -F $IMGFMT 4G
291 $QEMU_IO -c "write -z 0 64k" \
292 -c "write -z 1G 64k" \
293 -c "write -z 2G 64k" \
294 -c "write -z 3G 64k" "$TEST_IMG" | _filter_qemu_io
295 $QEMU_IMG snapshot
-c foo
"$TEST_IMG"
296 $QEMU_IMG amend
-p -o "compat=0.10" "$TEST_IMG"
300 echo "=== Testing version downgrade with external data file ==="
302 _make_test_img
-o "compat=1.1,data_file=$TEST_IMG.data" 64M
303 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
304 _img_info
--format-specific
308 echo "=== Testing version downgrade with extended L2 entries ==="
310 _make_test_img
-o "compat=1.1,extended_l2=on" 64M
311 $QEMU_IMG amend
-o "compat=0.10" "$TEST_IMG"
314 echo "=== Try changing the external data file ==="
316 _make_test_img
-o "compat=1.1" 64M
317 $QEMU_IMG amend
-o "data_file=foo" "$TEST_IMG"
320 _make_test_img
-o "compat=1.1,data_file=$TEST_IMG.data" 64M
321 $QEMU_IMG amend
-o "data_file=foo" "$TEST_IMG"
322 _img_info
--format-specific
323 TEST_IMG
="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info
--format-specific --image-opts
326 $QEMU_IMG amend
-o "data_file=" --image-opts "data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG"
327 _img_info
--format-specific
328 TEST_IMG
="data-file.filename=$TEST_IMG.data,file.filename=$TEST_IMG" _img_info
--format-specific --image-opts
331 echo "=== Clearing and setting data-file-raw ==="
333 _make_test_img
-o "compat=1.1,data_file=$TEST_IMG.data,data_file_raw=on" 64M
334 $QEMU_IMG amend
-o "data_file_raw=on" "$TEST_IMG"
335 _img_info
--format-specific
338 $QEMU_IMG amend
-o "data_file_raw=off" "$TEST_IMG"
339 _img_info
--format-specific
342 $QEMU_IMG amend
-o "data_file_raw=on" "$TEST_IMG"
343 _img_info
--format-specific