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747051cd JC |
1 | #!/usr/bin/env python |
2 | # | |
3 | # Tests for image block commit. | |
4 | # | |
5 | # Copyright (C) 2012 IBM, Corp. | |
6 | # Copyright (C) 2012 Red Hat, Inc. | |
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 | # Test for live block commit | |
22 | # Derived from Image Streaming Test 030 | |
23 | ||
24 | import time | |
25 | import os | |
26 | import iotests | |
27 | from iotests import qemu_img, qemu_io | |
28 | import struct | |
6bf0d1f4 | 29 | import errno |
747051cd JC |
30 | |
31 | backing_img = os.path.join(iotests.test_dir, 'backing.img') | |
32 | mid_img = os.path.join(iotests.test_dir, 'mid.img') | |
33 | test_img = os.path.join(iotests.test_dir, 'test.img') | |
34 | ||
35 | class ImageCommitTestCase(iotests.QMPTestCase): | |
36 | '''Abstract base class for image commit test cases''' | |
37 | ||
7676e2c5 | 38 | def wait_for_complete(self, need_ready=False): |
4de43470 | 39 | completed = False |
8b9a30ca | 40 | ready = False |
4de43470 FZ |
41 | while not completed: |
42 | for event in self.vm.get_qmp_events(wait=True): | |
43 | if event['event'] == 'BLOCK_JOB_COMPLETED': | |
44 | self.assert_qmp(event, 'data/type', 'commit') | |
45 | self.assert_qmp(event, 'data/device', 'drive0') | |
1d3ba15a | 46 | self.assert_qmp(event, 'data/offset', event['data']['len']) |
8b9a30ca FZ |
47 | if need_ready: |
48 | self.assertTrue(ready, "Expecting BLOCK_JOB_COMPLETED event") | |
4de43470 FZ |
49 | completed = True |
50 | elif event['event'] == 'BLOCK_JOB_READY': | |
8b9a30ca | 51 | ready = True |
4de43470 FZ |
52 | self.assert_qmp(event, 'data/type', 'commit') |
53 | self.assert_qmp(event, 'data/device', 'drive0') | |
4de43470 FZ |
54 | self.vm.qmp('block-job-complete', device='drive0') |
55 | ||
fb0a078f | 56 | self.assert_no_active_block_jobs() |
4de43470 FZ |
57 | self.vm.shutdown() |
58 | ||
7676e2c5 JC |
59 | def run_commit_test(self, top, base, need_ready=False): |
60 | self.assert_no_active_block_jobs() | |
61 | result = self.vm.qmp('block-commit', device='drive0', top=top, base=base) | |
62 | self.assert_qmp(result, 'return', {}) | |
63 | self.wait_for_complete(need_ready) | |
64 | ||
65 | def run_default_commit_test(self): | |
66 | self.assert_no_active_block_jobs() | |
67 | result = self.vm.qmp('block-commit', device='drive0') | |
68 | self.assert_qmp(result, 'return', {}) | |
69 | self.wait_for_complete() | |
70 | ||
747051cd JC |
71 | class TestSingleDrive(ImageCommitTestCase): |
72 | image_len = 1 * 1024 * 1024 | |
73 | test_len = 1 * 1024 * 256 | |
74 | ||
75 | def setUp(self): | |
8b9a30ca | 76 | iotests.create_image(backing_img, self.image_len) |
747051cd JC |
77 | qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, mid_img) |
78 | qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img) | |
90c9b167 KW |
79 | qemu_io('-f', 'raw', '-c', 'write -P 0xab 0 524288', backing_img) |
80 | qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0xef 524288 524288', mid_img) | |
747051cd JC |
81 | self.vm = iotests.VM().add_drive(test_img) |
82 | self.vm.launch() | |
83 | ||
84 | def tearDown(self): | |
85 | self.vm.shutdown() | |
86 | os.remove(test_img) | |
87 | os.remove(mid_img) | |
88 | os.remove(backing_img) | |
89 | ||
90 | def test_commit(self): | |
4de43470 | 91 | self.run_commit_test(mid_img, backing_img) |
90c9b167 KW |
92 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xab 0 524288', backing_img).find("verification failed")) |
93 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xef 524288 524288', backing_img).find("verification failed")) | |
747051cd JC |
94 | |
95 | def test_device_not_found(self): | |
96 | result = self.vm.qmp('block-commit', device='nonexistent', top='%s' % mid_img) | |
97 | self.assert_qmp(result, 'error/class', 'DeviceNotFound') | |
98 | ||
99 | def test_top_same_base(self): | |
fb0a078f | 100 | self.assert_no_active_block_jobs() |
747051cd JC |
101 | result = self.vm.qmp('block-commit', device='drive0', top='%s' % backing_img, base='%s' % backing_img) |
102 | self.assert_qmp(result, 'error/class', 'GenericError') | |
d5208c45 | 103 | self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % backing_img) |
747051cd JC |
104 | |
105 | def test_top_invalid(self): | |
fb0a078f | 106 | self.assert_no_active_block_jobs() |
747051cd JC |
107 | result = self.vm.qmp('block-commit', device='drive0', top='badfile', base='%s' % backing_img) |
108 | self.assert_qmp(result, 'error/class', 'GenericError') | |
109 | self.assert_qmp(result, 'error/desc', 'Top image file badfile not found') | |
110 | ||
111 | def test_base_invalid(self): | |
fb0a078f | 112 | self.assert_no_active_block_jobs() |
747051cd JC |
113 | result = self.vm.qmp('block-commit', device='drive0', top='%s' % mid_img, base='badfile') |
114 | self.assert_qmp(result, 'error/class', 'GenericError') | |
115 | self.assert_qmp(result, 'error/desc', 'Base \'badfile\' not found') | |
116 | ||
117 | def test_top_is_active(self): | |
8b9a30ca | 118 | self.run_commit_test(test_img, backing_img, need_ready=True) |
90c9b167 KW |
119 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xab 0 524288', backing_img).find("verification failed")) |
120 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xef 524288 524288', backing_img).find("verification failed")) | |
747051cd | 121 | |
7676e2c5 JC |
122 | def test_top_is_default_active(self): |
123 | self.run_default_commit_test() | |
90c9b167 KW |
124 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xab 0 524288', backing_img).find("verification failed")) |
125 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xef 524288 524288', backing_img).find("verification failed")) | |
7676e2c5 | 126 | |
747051cd | 127 | def test_top_and_base_reversed(self): |
fb0a078f | 128 | self.assert_no_active_block_jobs() |
747051cd JC |
129 | result = self.vm.qmp('block-commit', device='drive0', top='%s' % backing_img, base='%s' % mid_img) |
130 | self.assert_qmp(result, 'error/class', 'GenericError') | |
d5208c45 | 131 | self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % mid_img) |
747051cd | 132 | |
747051cd | 133 | |
6bf0d1f4 JC |
134 | class TestRelativePaths(ImageCommitTestCase): |
135 | image_len = 1 * 1024 * 1024 | |
136 | test_len = 1 * 1024 * 256 | |
137 | ||
138 | dir1 = "dir1" | |
139 | dir2 = "dir2/" | |
140 | dir3 = "dir2/dir3/" | |
141 | ||
142 | test_img = os.path.join(iotests.test_dir, dir3, 'test.img') | |
143 | mid_img = "../mid.img" | |
144 | backing_img = "../dir1/backing.img" | |
145 | ||
146 | backing_img_abs = os.path.join(iotests.test_dir, dir1, 'backing.img') | |
147 | mid_img_abs = os.path.join(iotests.test_dir, dir2, 'mid.img') | |
148 | ||
149 | def setUp(self): | |
150 | try: | |
151 | os.mkdir(os.path.join(iotests.test_dir, self.dir1)) | |
152 | os.mkdir(os.path.join(iotests.test_dir, self.dir2)) | |
153 | os.mkdir(os.path.join(iotests.test_dir, self.dir3)) | |
154 | except OSError as exception: | |
155 | if exception.errno != errno.EEXIST: | |
156 | raise | |
915365a9 | 157 | iotests.create_image(self.backing_img_abs, TestRelativePaths.image_len) |
6bf0d1f4 JC |
158 | qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % self.backing_img_abs, self.mid_img_abs) |
159 | qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % self.mid_img_abs, self.test_img) | |
160 | qemu_img('rebase', '-u', '-b', self.backing_img, self.mid_img_abs) | |
161 | qemu_img('rebase', '-u', '-b', self.mid_img, self.test_img) | |
90c9b167 KW |
162 | qemu_io('-f', 'raw', '-c', 'write -P 0xab 0 524288', self.backing_img_abs) |
163 | qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0xef 524288 524288', self.mid_img_abs) | |
6bf0d1f4 JC |
164 | self.vm = iotests.VM().add_drive(self.test_img) |
165 | self.vm.launch() | |
166 | ||
167 | def tearDown(self): | |
168 | self.vm.shutdown() | |
169 | os.remove(self.test_img) | |
170 | os.remove(self.mid_img_abs) | |
171 | os.remove(self.backing_img_abs) | |
172 | try: | |
173 | os.rmdir(os.path.join(iotests.test_dir, self.dir1)) | |
174 | os.rmdir(os.path.join(iotests.test_dir, self.dir3)) | |
175 | os.rmdir(os.path.join(iotests.test_dir, self.dir2)) | |
176 | except OSError as exception: | |
177 | if exception.errno != errno.EEXIST and exception.errno != errno.ENOTEMPTY: | |
178 | raise | |
179 | ||
180 | def test_commit(self): | |
4de43470 | 181 | self.run_commit_test(self.mid_img, self.backing_img) |
90c9b167 KW |
182 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xab 0 524288', self.backing_img_abs).find("verification failed")) |
183 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xef 524288 524288', self.backing_img_abs).find("verification failed")) | |
6bf0d1f4 JC |
184 | |
185 | def test_device_not_found(self): | |
186 | result = self.vm.qmp('block-commit', device='nonexistent', top='%s' % self.mid_img) | |
187 | self.assert_qmp(result, 'error/class', 'DeviceNotFound') | |
188 | ||
189 | def test_top_same_base(self): | |
fb0a078f | 190 | self.assert_no_active_block_jobs() |
6bf0d1f4 JC |
191 | result = self.vm.qmp('block-commit', device='drive0', top='%s' % self.mid_img, base='%s' % self.mid_img) |
192 | self.assert_qmp(result, 'error/class', 'GenericError') | |
193 | self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % self.mid_img) | |
194 | ||
195 | def test_top_invalid(self): | |
fb0a078f | 196 | self.assert_no_active_block_jobs() |
6bf0d1f4 JC |
197 | result = self.vm.qmp('block-commit', device='drive0', top='badfile', base='%s' % self.backing_img) |
198 | self.assert_qmp(result, 'error/class', 'GenericError') | |
199 | self.assert_qmp(result, 'error/desc', 'Top image file badfile not found') | |
200 | ||
201 | def test_base_invalid(self): | |
fb0a078f | 202 | self.assert_no_active_block_jobs() |
6bf0d1f4 JC |
203 | result = self.vm.qmp('block-commit', device='drive0', top='%s' % self.mid_img, base='badfile') |
204 | self.assert_qmp(result, 'error/class', 'GenericError') | |
205 | self.assert_qmp(result, 'error/desc', 'Base \'badfile\' not found') | |
206 | ||
207 | def test_top_is_active(self): | |
4de43470 | 208 | self.run_commit_test(self.test_img, self.backing_img) |
90c9b167 KW |
209 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xab 0 524288', self.backing_img_abs).find("verification failed")) |
210 | self.assertEqual(-1, qemu_io('-f', 'raw', '-c', 'read -P 0xef 524288 524288', self.backing_img_abs).find("verification failed")) | |
6bf0d1f4 JC |
211 | |
212 | def test_top_and_base_reversed(self): | |
fb0a078f | 213 | self.assert_no_active_block_jobs() |
6bf0d1f4 JC |
214 | result = self.vm.qmp('block-commit', device='drive0', top='%s' % self.backing_img, base='%s' % self.mid_img) |
215 | self.assert_qmp(result, 'error/class', 'GenericError') | |
216 | self.assert_qmp(result, 'error/desc', 'Base \'%s\' not found' % self.mid_img) | |
217 | ||
747051cd JC |
218 | |
219 | class TestSetSpeed(ImageCommitTestCase): | |
220 | image_len = 80 * 1024 * 1024 # MB | |
221 | ||
222 | def setUp(self): | |
223 | qemu_img('create', backing_img, str(TestSetSpeed.image_len)) | |
224 | qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % backing_img, mid_img) | |
225 | qemu_img('create', '-f', iotests.imgfmt, '-o', 'backing_file=%s' % mid_img, test_img) | |
90c9b167 KW |
226 | qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0x1 0 512', test_img) |
227 | qemu_io('-f', iotests.imgfmt, '-c', 'write -P 0xef 524288 524288', mid_img) | |
747051cd JC |
228 | self.vm = iotests.VM().add_drive(test_img) |
229 | self.vm.launch() | |
230 | ||
231 | def tearDown(self): | |
232 | self.vm.shutdown() | |
233 | os.remove(test_img) | |
234 | os.remove(mid_img) | |
235 | os.remove(backing_img) | |
236 | ||
237 | def test_set_speed(self): | |
fb0a078f | 238 | self.assert_no_active_block_jobs() |
747051cd | 239 | |
b59b3d57 | 240 | self.vm.pause_drive('drive0') |
747051cd JC |
241 | result = self.vm.qmp('block-commit', device='drive0', top=mid_img, speed=1024 * 1024) |
242 | self.assert_qmp(result, 'return', {}) | |
243 | ||
244 | # Ensure the speed we set was accepted | |
245 | result = self.vm.qmp('query-block-jobs') | |
246 | self.assert_qmp(result, 'return[0]/device', 'drive0') | |
247 | self.assert_qmp(result, 'return[0]/speed', 1024 * 1024) | |
248 | ||
b59b3d57 | 249 | self.cancel_and_wait(resume=True) |
747051cd | 250 | |
8b9a30ca FZ |
251 | class TestActiveZeroLengthImage(TestSingleDrive): |
252 | image_len = 0 | |
747051cd JC |
253 | |
254 | if __name__ == '__main__': | |
255 | iotests.main(supported_fmts=['qcow2', 'qed']) |