3 # Tests for drive-backup and blockdev-backup
5 # Copyright (C) 2013, 2014 Red Hat, Inc.
9 # This program is free software; you can redistribute it and/or modify
10 # it under the terms of the GNU General Public License as published by
11 # the Free Software Foundation; either version 2 of the License, or
12 # (at your option) any later version.
14 # This program is distributed in the hope that it will be useful,
15 # but WITHOUT ANY WARRANTY; without even the implied warranty of
16 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 # GNU General Public License for more details.
19 # You should have received a copy of the GNU General Public License
20 # along with this program. If not, see <http://www.gnu.org/licenses/>.
26 from iotests
import qemu_img
, qemu_io
28 test_img
= os
.path
.join(iotests
.test_dir
, 'test.img')
29 target_img
= os
.path
.join(iotests
.test_dir
, 'target.img')
30 blockdev_target_img
= os
.path
.join(iotests
.test_dir
, 'blockdev-target.img')
32 class TestSingleDrive(iotests
.QMPTestCase
):
33 image_len
= 64 * 1024 * 1024 # MB
36 # Write data to the image so we can compare later
37 qemu_img('create', '-f', iotests
.imgfmt
, test_img
, str(TestSingleDrive
.image_len
))
38 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0x5d 0 64k', test_img
)
39 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0xd5 1M 32k', test_img
)
40 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0xdc 32M 124k', test_img
)
41 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0xdc 67043328 64k', test_img
)
42 qemu_img('create', '-f', iotests
.imgfmt
, blockdev_target_img
, str(TestSingleDrive
.image_len
))
44 self
.vm
= iotests
.VM().add_drive(test_img
).add_drive(blockdev_target_img
)
45 if iotests
.qemu_default_machine
== 'pc':
46 self
.vm
.add_drive(None, 'media=cdrom', 'ide')
52 os
.remove(blockdev_target_img
)
58 def do_test_cancel(self
, cmd
, target
):
59 self
.assert_no_active_block_jobs()
61 result
= self
.vm
.qmp(cmd
, device
='drive0', target
=target
, sync
='full')
62 self
.assert_qmp(result
, 'return', {})
64 event
= self
.cancel_and_wait()
65 self
.assert_qmp(event
, 'data/type', 'backup')
67 def test_cancel_drive_backup(self
):
68 self
.do_test_cancel('drive-backup', target_img
)
70 def test_cancel_blockdev_backup(self
):
71 self
.do_test_cancel('blockdev-backup', 'drive1')
73 def do_test_pause(self
, cmd
, target
, image
):
74 self
.assert_no_active_block_jobs()
76 self
.vm
.pause_drive('drive0')
77 result
= self
.vm
.qmp(cmd
, device
='drive0',
78 target
=target
, sync
='full')
79 self
.assert_qmp(result
, 'return', {})
81 result
= self
.vm
.qmp('block-job-pause', device
='drive0')
82 self
.assert_qmp(result
, 'return', {})
84 self
.vm
.resume_drive('drive0')
86 result
= self
.vm
.qmp('query-block-jobs')
87 offset
= self
.dictpath(result
, 'return[0]/offset')
90 result
= self
.vm
.qmp('query-block-jobs')
91 self
.assert_qmp(result
, 'return[0]/offset', offset
)
93 result
= self
.vm
.qmp('block-job-resume', device
='drive0')
94 self
.assert_qmp(result
, 'return', {})
96 self
.wait_until_completed()
99 self
.assertTrue(iotests
.compare_images(test_img
, image
),
100 'target image does not match source after backup')
102 def test_pause_drive_backup(self
):
103 self
.do_test_pause('drive-backup', target_img
, target_img
)
105 def test_pause_blockdev_backup(self
):
106 self
.do_test_pause('blockdev-backup', 'drive1', blockdev_target_img
)
108 def test_medium_not_found(self
):
109 if iotests
.qemu_default_machine
!= 'pc':
112 result
= self
.vm
.qmp('drive-backup', device
='drive2', # CD-ROM
113 target
=target_img
, sync
='full')
114 self
.assert_qmp(result
, 'error/class', 'GenericError')
116 def test_medium_not_found_blockdev_backup(self
):
117 if iotests
.qemu_default_machine
!= 'pc':
120 result
= self
.vm
.qmp('blockdev-backup', device
='drive2', # CD-ROM
121 target
='drive1', sync
='full')
122 self
.assert_qmp(result
, 'error/class', 'GenericError')
124 def test_image_not_found(self
):
125 result
= self
.vm
.qmp('drive-backup', device
='drive0',
126 target
=target_img
, sync
='full', mode
='existing')
127 self
.assert_qmp(result
, 'error/class', 'GenericError')
129 def test_invalid_format(self
):
130 result
= self
.vm
.qmp('drive-backup', device
='drive0',
131 target
=target_img
, sync
='full',
132 format
='spaghetti-noodles')
133 self
.assert_qmp(result
, 'error/class', 'GenericError')
135 def do_test_device_not_found(self
, cmd
, **args
):
136 result
= self
.vm
.qmp(cmd
, **args
)
137 if cmd
== 'drive-backup':
138 self
.assert_qmp(result
, 'error/class', 'DeviceNotFound')
140 self
.assert_qmp(result
, 'error/class', 'GenericError')
142 def test_device_not_found(self
):
143 self
.do_test_device_not_found('drive-backup', device
='nonexistent',
144 target
=target_img
, sync
='full')
146 self
.do_test_device_not_found('blockdev-backup', device
='nonexistent',
147 target
='drive0', sync
='full')
149 self
.do_test_device_not_found('blockdev-backup', device
='drive0',
150 target
='nonexistent', sync
='full')
152 self
.do_test_device_not_found('blockdev-backup', device
='nonexistent',
153 target
='nonexistent', sync
='full')
155 def test_target_is_source(self
):
156 result
= self
.vm
.qmp('blockdev-backup', device
='drive0',
157 target
='drive0', sync
='full')
158 self
.assert_qmp(result
, 'error/class', 'GenericError')
160 class TestSetSpeed(iotests
.QMPTestCase
):
161 image_len
= 80 * 1024 * 1024 # MB
164 qemu_img('create', '-f', iotests
.imgfmt
, test_img
, str(TestSetSpeed
.image_len
))
165 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P1 0 512', test_img
)
166 qemu_img('create', '-f', iotests
.imgfmt
, blockdev_target_img
, str(TestSingleDrive
.image_len
))
168 self
.vm
= iotests
.VM().add_drive(test_img
).add_drive(blockdev_target_img
)
174 os
.remove(blockdev_target_img
)
176 os
.remove(target_img
)
180 def do_test_set_speed(self
, cmd
, target
):
181 self
.assert_no_active_block_jobs()
183 self
.vm
.pause_drive('drive0')
184 result
= self
.vm
.qmp(cmd
, device
='drive0', target
=target
, sync
='full')
185 self
.assert_qmp(result
, 'return', {})
188 result
= self
.vm
.qmp('query-block-jobs')
189 self
.assert_qmp(result
, 'return[0]/device', 'drive0')
190 self
.assert_qmp(result
, 'return[0]/speed', 0)
192 result
= self
.vm
.qmp('block-job-set-speed', device
='drive0', speed
=8 * 1024 * 1024)
193 self
.assert_qmp(result
, 'return', {})
195 # Ensure the speed we set was accepted
196 result
= self
.vm
.qmp('query-block-jobs')
197 self
.assert_qmp(result
, 'return[0]/device', 'drive0')
198 self
.assert_qmp(result
, 'return[0]/speed', 8 * 1024 * 1024)
200 event
= self
.cancel_and_wait(resume
=True)
201 self
.assert_qmp(event
, 'data/type', 'backup')
203 # Check setting speed option works
204 self
.vm
.pause_drive('drive0')
205 result
= self
.vm
.qmp(cmd
, device
='drive0',
206 target
=target
, sync
='full', speed
=4*1024*1024)
207 self
.assert_qmp(result
, 'return', {})
209 result
= self
.vm
.qmp('query-block-jobs')
210 self
.assert_qmp(result
, 'return[0]/device', 'drive0')
211 self
.assert_qmp(result
, 'return[0]/speed', 4 * 1024 * 1024)
213 event
= self
.cancel_and_wait(resume
=True)
214 self
.assert_qmp(event
, 'data/type', 'backup')
216 def test_set_speed_drive_backup(self
):
217 self
.do_test_set_speed('drive-backup', target_img
)
219 def test_set_speed_blockdev_backup(self
):
220 self
.do_test_set_speed('blockdev-backup', 'drive1')
222 def do_test_set_speed_invalid(self
, cmd
, target
):
223 self
.assert_no_active_block_jobs()
225 result
= self
.vm
.qmp(cmd
, device
='drive0',
226 target
=target
, sync
='full', speed
=-1)
227 self
.assert_qmp(result
, 'error/class', 'GenericError')
229 self
.assert_no_active_block_jobs()
231 self
.vm
.pause_drive('drive0')
232 result
= self
.vm
.qmp(cmd
, device
='drive0',
233 target
=target
, sync
='full')
234 self
.assert_qmp(result
, 'return', {})
236 result
= self
.vm
.qmp('block-job-set-speed', device
='drive0', speed
=-1)
237 self
.assert_qmp(result
, 'error/class', 'GenericError')
239 event
= self
.cancel_and_wait(resume
=True)
240 self
.assert_qmp(event
, 'data/type', 'backup')
242 def test_set_speed_invalid_drive_backup(self
):
243 self
.do_test_set_speed_invalid('drive-backup', target_img
)
245 def test_set_speed_invalid_blockdev_backup(self
):
246 self
.do_test_set_speed_invalid('blockdev-backup', 'drive1')
248 class TestSingleTransaction(iotests
.QMPTestCase
):
249 image_len
= 64 * 1024 * 1024 # MB
252 qemu_img('create', '-f', iotests
.imgfmt
, test_img
, str(TestSingleTransaction
.image_len
))
253 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0x5d 0 64k', test_img
)
254 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0xd5 1M 32k', test_img
)
255 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0xdc 32M 124k', test_img
)
256 qemu_io('-f', iotests
.imgfmt
, '-c', 'write -P0xdc 67043328 64k', test_img
)
257 qemu_img('create', '-f', iotests
.imgfmt
, blockdev_target_img
, str(TestSingleDrive
.image_len
))
259 self
.vm
= iotests
.VM().add_drive(test_img
).add_drive(blockdev_target_img
)
260 if iotests
.qemu_default_machine
== 'pc':
261 self
.vm
.add_drive(None, 'media=cdrom', 'ide')
267 os
.remove(blockdev_target_img
)
269 os
.remove(target_img
)
273 def do_test_cancel(self
, cmd
, target
):
274 self
.assert_no_active_block_jobs()
276 result
= self
.vm
.qmp('transaction', actions
=[{
278 'data': { 'device': 'drive0',
284 self
.assert_qmp(result
, 'return', {})
286 event
= self
.cancel_and_wait()
287 self
.assert_qmp(event
, 'data/type', 'backup')
289 def test_cancel_drive_backup(self
):
290 self
.do_test_cancel('drive-backup', target_img
)
292 def test_cancel_blockdev_backup(self
):
293 self
.do_test_cancel('blockdev-backup', 'drive1')
295 def do_test_pause(self
, cmd
, target
, image
):
296 self
.assert_no_active_block_jobs()
298 self
.vm
.pause_drive('drive0')
299 result
= self
.vm
.qmp('transaction', actions
=[{
301 'data': { 'device': 'drive0',
306 self
.assert_qmp(result
, 'return', {})
308 result
= self
.vm
.qmp('block-job-pause', device
='drive0')
309 self
.assert_qmp(result
, 'return', {})
311 self
.vm
.resume_drive('drive0')
313 result
= self
.vm
.qmp('query-block-jobs')
314 offset
= self
.dictpath(result
, 'return[0]/offset')
317 result
= self
.vm
.qmp('query-block-jobs')
318 self
.assert_qmp(result
, 'return[0]/offset', offset
)
320 result
= self
.vm
.qmp('block-job-resume', device
='drive0')
321 self
.assert_qmp(result
, 'return', {})
323 self
.wait_until_completed()
326 self
.assertTrue(iotests
.compare_images(test_img
, image
),
327 'target image does not match source after backup')
329 def test_pause_drive_backup(self
):
330 self
.do_test_pause('drive-backup', target_img
, target_img
)
332 def test_pause_blockdev_backup(self
):
333 self
.do_test_pause('blockdev-backup', 'drive1', blockdev_target_img
)
335 def do_test_medium_not_found(self
, cmd
, target
):
336 if iotests
.qemu_default_machine
!= 'pc':
339 result
= self
.vm
.qmp('transaction', actions
=[{
341 'data': { 'device': 'drive2', # CD-ROM
346 self
.assert_qmp(result
, 'error/class', 'GenericError')
348 def test_medium_not_found_drive_backup(self
):
349 self
.do_test_medium_not_found('drive-backup', target_img
)
351 def test_medium_not_found_blockdev_backup(self
):
352 self
.do_test_medium_not_found('blockdev-backup', 'drive1')
354 def test_image_not_found(self
):
355 result
= self
.vm
.qmp('transaction', actions
=[{
356 'type': 'drive-backup',
357 'data': { 'device': 'drive0',
359 'target': target_img
,
363 self
.assert_qmp(result
, 'error/class', 'GenericError')
365 def test_device_not_found(self
):
366 result
= self
.vm
.qmp('transaction', actions
=[{
367 'type': 'drive-backup',
368 'data': { 'device': 'nonexistent',
370 'target': target_img
,
374 self
.assert_qmp(result
, 'error/class', 'DeviceNotFound')
376 result
= self
.vm
.qmp('transaction', actions
=[{
377 'type': 'blockdev-backup',
378 'data': { 'device': 'nonexistent',
383 self
.assert_qmp(result
, 'error/class', 'GenericError')
385 result
= self
.vm
.qmp('transaction', actions
=[{
386 'type': 'blockdev-backup',
387 'data': { 'device': 'drive0',
388 'target': 'nonexistent',
392 self
.assert_qmp(result
, 'error/class', 'GenericError')
394 result
= self
.vm
.qmp('transaction', actions
=[{
395 'type': 'blockdev-backup',
396 'data': { 'device': 'nonexistent',
397 'target': 'nonexistent',
401 self
.assert_qmp(result
, 'error/class', 'GenericError')
403 def test_target_is_source(self
):
404 result
= self
.vm
.qmp('transaction', actions
=[{
405 'type': 'blockdev-backup',
406 'data': { 'device': 'drive0',
411 self
.assert_qmp(result
, 'error/class', 'GenericError')
413 def test_abort(self
):
414 result
= self
.vm
.qmp('transaction', actions
=[{
415 'type': 'drive-backup',
416 'data': { 'device': 'nonexistent',
418 'target': target_img
,
425 self
.assert_qmp(result
, 'error/class', 'GenericError')
426 self
.assert_no_active_block_jobs()
428 result
= self
.vm
.qmp('transaction', actions
=[{
429 'type': 'blockdev-backup',
430 'data': { 'device': 'nonexistent',
438 self
.assert_qmp(result
, 'error/class', 'GenericError')
439 self
.assert_no_active_block_jobs()
441 result
= self
.vm
.qmp('transaction', actions
=[{
442 'type': 'blockdev-backup',
443 'data': { 'device': 'drive0',
444 'target': 'nonexistent',
451 self
.assert_qmp(result
, 'error/class', 'GenericError')
452 self
.assert_no_active_block_jobs()
454 if __name__
== '__main__':
455 iotests
.main(supported_fmts
=['raw', 'qcow2'])