| 1 | #!/usr/bin/env python3 |
| 2 | # group: rw |
| 3 | # |
| 4 | # Test case for media change monitor commands |
| 5 | # |
| 6 | # Copyright (C) 2015 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 | |
| 22 | import os |
| 23 | import stat |
| 24 | import time |
| 25 | import iotests |
| 26 | from iotests import qemu_img |
| 27 | |
| 28 | old_img = os.path.join(iotests.test_dir, 'test0.img') |
| 29 | new_img = os.path.join(iotests.test_dir, 'test1.img') |
| 30 | |
| 31 | def interface_to_device_name(interface): |
| 32 | if interface == 'ide': |
| 33 | return 'ide-cd' |
| 34 | elif interface == 'floppy': |
| 35 | return 'floppy' |
| 36 | elif interface == 'scsi': |
| 37 | return 'scsi-cd' |
| 38 | else: |
| 39 | return None |
| 40 | |
| 41 | class ChangeBaseClass(iotests.QMPTestCase): |
| 42 | has_opened = False |
| 43 | has_closed = False |
| 44 | |
| 45 | device_name = 'qdev0' |
| 46 | use_drive = False |
| 47 | |
| 48 | def process_events(self): |
| 49 | for event in self.vm.get_qmp_events(wait=False): |
| 50 | if (event['event'] == 'DEVICE_TRAY_MOVED' and |
| 51 | (event['data']['device'] == 'drive0' or |
| 52 | event['data']['id'] == self.device_name)): |
| 53 | if event['data']['tray-open'] == False: |
| 54 | self.has_closed = True |
| 55 | else: |
| 56 | self.has_opened = True |
| 57 | |
| 58 | def wait_for_open(self): |
| 59 | if not self.has_real_tray: |
| 60 | return |
| 61 | |
| 62 | with iotests.Timeout(3, 'Timeout while waiting for the tray to open'): |
| 63 | while not self.has_opened: |
| 64 | self.process_events() |
| 65 | |
| 66 | def wait_for_close(self): |
| 67 | if not self.has_real_tray: |
| 68 | return |
| 69 | |
| 70 | with iotests.Timeout(3, 'Timeout while waiting for the tray to close'): |
| 71 | while not self.has_closed: |
| 72 | self.process_events() |
| 73 | |
| 74 | class GeneralChangeTestsBaseClass(ChangeBaseClass): |
| 75 | |
| 76 | def test_blockdev_change_medium(self): |
| 77 | self.vm.cmd('blockdev-change-medium', |
| 78 | id=self.device_name, filename=new_img, |
| 79 | format=iotests.imgfmt) |
| 80 | |
| 81 | self.wait_for_open() |
| 82 | self.wait_for_close() |
| 83 | |
| 84 | result = self.vm.qmp('query-block') |
| 85 | if self.has_real_tray: |
| 86 | self.assert_qmp(result, 'return[0]/tray_open', False) |
| 87 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 88 | |
| 89 | def test_eject(self): |
| 90 | self.vm.cmd('eject', id=self.device_name, force=True) |
| 91 | |
| 92 | self.wait_for_open() |
| 93 | |
| 94 | result = self.vm.qmp('query-block') |
| 95 | if self.has_real_tray: |
| 96 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 97 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 98 | |
| 99 | def test_tray_eject_change(self): |
| 100 | self.vm.cmd('eject', id=self.device_name, force=True) |
| 101 | |
| 102 | self.wait_for_open() |
| 103 | |
| 104 | result = self.vm.qmp('query-block') |
| 105 | if self.has_real_tray: |
| 106 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 107 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 108 | |
| 109 | self.vm.cmd('blockdev-change-medium', id=self.device_name, |
| 110 | filename=new_img, format=iotests.imgfmt) |
| 111 | |
| 112 | self.wait_for_close() |
| 113 | |
| 114 | result = self.vm.qmp('query-block') |
| 115 | if self.has_real_tray: |
| 116 | self.assert_qmp(result, 'return[0]/tray_open', False) |
| 117 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 118 | |
| 119 | def test_tray_open_close(self): |
| 120 | self.vm.cmd('blockdev-open-tray', |
| 121 | id=self.device_name, force=True) |
| 122 | |
| 123 | self.wait_for_open() |
| 124 | |
| 125 | result = self.vm.qmp('query-block') |
| 126 | if self.has_real_tray: |
| 127 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 128 | if self.was_empty == True: |
| 129 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 130 | else: |
| 131 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 132 | |
| 133 | self.vm.cmd('blockdev-close-tray', id=self.device_name) |
| 134 | |
| 135 | if self.has_real_tray or not self.was_empty: |
| 136 | self.wait_for_close() |
| 137 | |
| 138 | result = self.vm.qmp('query-block') |
| 139 | if self.has_real_tray: |
| 140 | self.assert_qmp(result, 'return[0]/tray_open', False) |
| 141 | if self.was_empty == True: |
| 142 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 143 | else: |
| 144 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 145 | |
| 146 | def test_tray_eject_close(self): |
| 147 | self.vm.cmd('eject', id=self.device_name, force=True) |
| 148 | |
| 149 | self.wait_for_open() |
| 150 | |
| 151 | result = self.vm.qmp('query-block') |
| 152 | if self.has_real_tray: |
| 153 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 154 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 155 | |
| 156 | self.vm.cmd('blockdev-close-tray', id=self.device_name) |
| 157 | |
| 158 | self.wait_for_close() |
| 159 | |
| 160 | result = self.vm.qmp('query-block') |
| 161 | if self.has_real_tray: |
| 162 | self.assert_qmp(result, 'return[0]/tray_open', False) |
| 163 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 164 | |
| 165 | def test_tray_open_change(self): |
| 166 | self.vm.cmd('blockdev-open-tray', id=self.device_name, |
| 167 | force=True) |
| 168 | |
| 169 | self.wait_for_open() |
| 170 | |
| 171 | result = self.vm.qmp('query-block') |
| 172 | if self.has_real_tray: |
| 173 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 174 | if self.was_empty == True: |
| 175 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 176 | else: |
| 177 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 178 | |
| 179 | self.vm.cmd('blockdev-change-medium', id=self.device_name, |
| 180 | filename=new_img, |
| 181 | format=iotests.imgfmt) |
| 182 | |
| 183 | self.wait_for_close() |
| 184 | |
| 185 | result = self.vm.qmp('query-block') |
| 186 | if self.has_real_tray: |
| 187 | self.assert_qmp(result, 'return[0]/tray_open', False) |
| 188 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 189 | |
| 190 | def test_cycle(self, read_only_node=False): |
| 191 | self.vm.cmd('blockdev-add', |
| 192 | node_name='new', |
| 193 | driver=iotests.imgfmt, |
| 194 | read_only=read_only_node, |
| 195 | file={'filename': new_img, |
| 196 | 'driver': 'file'}) |
| 197 | |
| 198 | self.vm.cmd('blockdev-open-tray', |
| 199 | id=self.device_name, force=True) |
| 200 | |
| 201 | self.wait_for_open() |
| 202 | |
| 203 | result = self.vm.qmp('query-block') |
| 204 | if self.has_real_tray: |
| 205 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 206 | if self.was_empty == True: |
| 207 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 208 | else: |
| 209 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 210 | |
| 211 | self.vm.cmd('blockdev-remove-medium', |
| 212 | id=self.device_name) |
| 213 | |
| 214 | result = self.vm.qmp('query-block') |
| 215 | if self.has_real_tray: |
| 216 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 217 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 218 | |
| 219 | self.vm.cmd('blockdev-insert-medium', |
| 220 | id=self.device_name, node_name='new') |
| 221 | |
| 222 | result = self.vm.qmp('query-block') |
| 223 | if self.has_real_tray: |
| 224 | self.assert_qmp(result, 'return[0]/tray_open', True) |
| 225 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 226 | |
| 227 | self.vm.cmd('blockdev-close-tray', id=self.device_name) |
| 228 | |
| 229 | self.wait_for_close() |
| 230 | |
| 231 | result = self.vm.qmp('query-block') |
| 232 | if self.has_real_tray: |
| 233 | self.assert_qmp(result, 'return[0]/tray_open', False) |
| 234 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 235 | |
| 236 | def test_cycle_read_only_media(self): |
| 237 | self.test_cycle(True) |
| 238 | |
| 239 | def test_close_on_closed(self): |
| 240 | # Should be a no-op |
| 241 | self.vm.cmd('blockdev-close-tray', id=self.device_name) |
| 242 | self.assertEqual(self.vm.get_qmp_events(wait=False), []) |
| 243 | |
| 244 | def test_remove_on_closed(self): |
| 245 | if not self.has_real_tray: |
| 246 | return |
| 247 | |
| 248 | result = self.vm.qmp('blockdev-remove-medium', id=self.device_name) |
| 249 | self.assert_qmp(result, 'error/class', 'GenericError') |
| 250 | |
| 251 | def test_insert_on_closed(self): |
| 252 | if not self.has_real_tray: |
| 253 | return |
| 254 | |
| 255 | self.vm.cmd('blockdev-add', |
| 256 | node_name='new', |
| 257 | driver=iotests.imgfmt, |
| 258 | file={'filename': new_img, |
| 259 | 'driver': 'file'}) |
| 260 | |
| 261 | result = self.vm.qmp('blockdev-insert-medium', id=self.device_name, |
| 262 | node_name='new') |
| 263 | self.assert_qmp(result, 'error/class', 'GenericError') |
| 264 | |
| 265 | class TestInitiallyFilled(GeneralChangeTestsBaseClass): |
| 266 | was_empty = False |
| 267 | |
| 268 | def setUp(self): |
| 269 | qemu_img('create', '-f', iotests.imgfmt, old_img, '1440k') |
| 270 | qemu_img('create', '-f', iotests.imgfmt, new_img, '1440k') |
| 271 | self.vm = iotests.VM() |
| 272 | if self.use_drive: |
| 273 | self.vm.add_drive(old_img, 'media=%s' % self.media, 'none') |
| 274 | else: |
| 275 | self.vm.add_blockdev([ 'node-name=drive0', |
| 276 | 'driver=%s' % iotests.imgfmt, |
| 277 | 'file.driver=file', |
| 278 | 'file.filename=%s' % old_img ]) |
| 279 | if self.interface == 'scsi': |
| 280 | self.vm.add_object('iothread,id=iothread0') |
| 281 | self.vm.add_device('virtio-scsi-pci,iothread=iothread0') |
| 282 | self.vm.add_device('%s,drive=drive0,id=%s' % |
| 283 | (interface_to_device_name(self.interface), |
| 284 | self.device_name)) |
| 285 | self.vm.launch() |
| 286 | |
| 287 | def tearDown(self): |
| 288 | self.vm.shutdown() |
| 289 | os.remove(old_img) |
| 290 | os.remove(new_img) |
| 291 | |
| 292 | def test_insert_on_filled(self): |
| 293 | self.vm.cmd('blockdev-add', |
| 294 | node_name='new', |
| 295 | driver=iotests.imgfmt, |
| 296 | file={'filename': new_img, |
| 297 | 'driver': 'file'}) |
| 298 | |
| 299 | self.vm.cmd('blockdev-open-tray', id=self.device_name) |
| 300 | |
| 301 | self.wait_for_open() |
| 302 | |
| 303 | result = self.vm.qmp('blockdev-insert-medium', id=self.device_name, |
| 304 | node_name='new') |
| 305 | self.assert_qmp(result, 'error/class', 'GenericError') |
| 306 | |
| 307 | class TestInitiallyEmpty(GeneralChangeTestsBaseClass): |
| 308 | was_empty = True |
| 309 | |
| 310 | def setUp(self): |
| 311 | qemu_img('create', '-f', iotests.imgfmt, new_img, '1440k') |
| 312 | self.vm = iotests.VM() |
| 313 | if self.use_drive: |
| 314 | self.vm.add_drive(None, 'media=%s' % self.media, 'none') |
| 315 | if self.interface == 'scsi': |
| 316 | self.vm.add_object('iothread,id=iothread0') |
| 317 | self.vm.add_device('virtio-scsi-pci,iothread=iothread0') |
| 318 | self.vm.add_device('%s,%sid=%s' % |
| 319 | (interface_to_device_name(self.interface), |
| 320 | 'drive=drive0,' if self.use_drive else '', |
| 321 | self.device_name)) |
| 322 | self.vm.launch() |
| 323 | |
| 324 | def tearDown(self): |
| 325 | self.vm.shutdown() |
| 326 | os.remove(new_img) |
| 327 | |
| 328 | def test_remove_on_empty(self): |
| 329 | self.vm.cmd('blockdev-open-tray', id=self.device_name) |
| 330 | |
| 331 | self.wait_for_open() |
| 332 | |
| 333 | # Should be a no-op |
| 334 | self.vm.cmd('blockdev-remove-medium', id=self.device_name) |
| 335 | |
| 336 | # Do this in a function to avoid leaking variables like case into the global |
| 337 | # name space (otherwise tests would be run for the abstract base classes) |
| 338 | def create_basic_test_classes(): |
| 339 | for (media, interface, has_real_tray) in [ ('cdrom', 'ide', True), |
| 340 | ('cdrom', 'scsi', True), |
| 341 | ('disk', 'floppy', False) ]: |
| 342 | |
| 343 | for case in [ TestInitiallyFilled, TestInitiallyEmpty ]: |
| 344 | for use_drive in [ True, False ]: |
| 345 | attr = { 'media': media, |
| 346 | 'interface': interface, |
| 347 | 'has_real_tray': has_real_tray, |
| 348 | 'use_drive': use_drive } |
| 349 | |
| 350 | name = '%s_%s_%s_%s' % (case.__name__, media, interface, |
| 351 | 'drive' if use_drive else 'blockdev') |
| 352 | globals()[name] = type(name, (case, ), attr) |
| 353 | |
| 354 | create_basic_test_classes() |
| 355 | |
| 356 | class TestChangeReadOnly(ChangeBaseClass): |
| 357 | device_name = 'qdev0' |
| 358 | |
| 359 | def setUp(self): |
| 360 | qemu_img('create', '-f', iotests.imgfmt, old_img, '1440k') |
| 361 | qemu_img('create', '-f', iotests.imgfmt, new_img, '1440k') |
| 362 | self.vm = iotests.VM() |
| 363 | |
| 364 | def tearDown(self): |
| 365 | self.vm.shutdown() |
| 366 | os.chmod(old_img, 0o666) |
| 367 | os.chmod(new_img, 0o666) |
| 368 | os.remove(old_img) |
| 369 | os.remove(new_img) |
| 370 | |
| 371 | def test_ro_ro_retain(self): |
| 372 | os.chmod(old_img, 0o444) |
| 373 | os.chmod(new_img, 0o444) |
| 374 | self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') |
| 375 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 376 | self.vm.launch() |
| 377 | |
| 378 | result = self.vm.qmp('query-block') |
| 379 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 380 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 381 | |
| 382 | self.vm.cmd('blockdev-change-medium', id=self.device_name, |
| 383 | filename=new_img, |
| 384 | format=iotests.imgfmt, |
| 385 | read_only_mode='retain') |
| 386 | |
| 387 | result = self.vm.qmp('query-block') |
| 388 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 389 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 390 | |
| 391 | def test_ro_rw_retain(self): |
| 392 | os.chmod(old_img, 0o444) |
| 393 | self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') |
| 394 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 395 | self.vm.launch() |
| 396 | |
| 397 | result = self.vm.qmp('query-block') |
| 398 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 399 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 400 | |
| 401 | self.vm.cmd('blockdev-change-medium', id=self.device_name, |
| 402 | filename=new_img, |
| 403 | format=iotests.imgfmt, |
| 404 | read_only_mode='retain') |
| 405 | |
| 406 | result = self.vm.qmp('query-block') |
| 407 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 408 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 409 | |
| 410 | @iotests.skip_if_user_is_root |
| 411 | def test_rw_ro_retain(self): |
| 412 | os.chmod(new_img, 0o444) |
| 413 | self.vm.add_drive(old_img, 'media=disk', 'none') |
| 414 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 415 | self.vm.launch() |
| 416 | |
| 417 | result = self.vm.qmp('query-block') |
| 418 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 419 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 420 | |
| 421 | result = self.vm.qmp('blockdev-change-medium', id=self.device_name, |
| 422 | filename=new_img, |
| 423 | format=iotests.imgfmt, |
| 424 | read_only_mode='retain') |
| 425 | self.assert_qmp(result, 'error/class', 'GenericError') |
| 426 | |
| 427 | self.assertEqual(self.vm.get_qmp_events(wait=False), []) |
| 428 | |
| 429 | result = self.vm.qmp('query-block') |
| 430 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 431 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 432 | |
| 433 | def test_ro_rw(self): |
| 434 | os.chmod(old_img, 0o444) |
| 435 | self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') |
| 436 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 437 | self.vm.launch() |
| 438 | |
| 439 | result = self.vm.qmp('query-block') |
| 440 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 441 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 442 | |
| 443 | self.vm.cmd('blockdev-change-medium', |
| 444 | id=self.device_name, |
| 445 | filename=new_img, |
| 446 | format=iotests.imgfmt, |
| 447 | read_only_mode='read-write') |
| 448 | |
| 449 | result = self.vm.qmp('query-block') |
| 450 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 451 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 452 | |
| 453 | def test_rw_ro(self): |
| 454 | os.chmod(new_img, 0o444) |
| 455 | self.vm.add_drive(old_img, 'media=disk', 'none') |
| 456 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 457 | self.vm.launch() |
| 458 | |
| 459 | result = self.vm.qmp('query-block') |
| 460 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 461 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 462 | |
| 463 | self.vm.cmd('blockdev-change-medium', |
| 464 | id=self.device_name, |
| 465 | filename=new_img, |
| 466 | format=iotests.imgfmt, |
| 467 | read_only_mode='read-only') |
| 468 | |
| 469 | result = self.vm.qmp('query-block') |
| 470 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 471 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 472 | |
| 473 | def test_make_rw_ro(self): |
| 474 | self.vm.add_drive(old_img, 'media=disk', 'none') |
| 475 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 476 | self.vm.launch() |
| 477 | |
| 478 | result = self.vm.qmp('query-block') |
| 479 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 480 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 481 | |
| 482 | self.vm.cmd('blockdev-change-medium', |
| 483 | id=self.device_name, |
| 484 | filename=new_img, |
| 485 | format=iotests.imgfmt, |
| 486 | read_only_mode='read-only') |
| 487 | |
| 488 | result = self.vm.qmp('query-block') |
| 489 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 490 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 491 | |
| 492 | @iotests.skip_if_user_is_root |
| 493 | def test_make_ro_rw(self): |
| 494 | os.chmod(new_img, 0o444) |
| 495 | self.vm.add_drive(old_img, 'media=disk', 'none') |
| 496 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 497 | self.vm.launch() |
| 498 | |
| 499 | result = self.vm.qmp('query-block') |
| 500 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 501 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 502 | |
| 503 | result = self.vm.qmp('blockdev-change-medium', |
| 504 | id=self.device_name, |
| 505 | filename=new_img, |
| 506 | format=iotests.imgfmt, |
| 507 | read_only_mode='read-write') |
| 508 | self.assert_qmp(result, 'error/class', 'GenericError') |
| 509 | |
| 510 | result = self.vm.qmp('query-block') |
| 511 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 512 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 513 | |
| 514 | def test_make_rw_ro_by_retain(self): |
| 515 | os.chmod(old_img, 0o444) |
| 516 | self.vm.add_drive(old_img, 'media=disk,read-only=on', 'none') |
| 517 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 518 | self.vm.launch() |
| 519 | |
| 520 | result = self.vm.qmp('query-block') |
| 521 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 522 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 523 | |
| 524 | self.vm.cmd('blockdev-change-medium', id=self.device_name, |
| 525 | filename=new_img, |
| 526 | format=iotests.imgfmt, |
| 527 | read_only_mode='retain') |
| 528 | |
| 529 | result = self.vm.qmp('query-block') |
| 530 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 531 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 532 | |
| 533 | @iotests.skip_if_user_is_root |
| 534 | def test_make_ro_rw_by_retain(self): |
| 535 | os.chmod(new_img, 0o444) |
| 536 | self.vm.add_drive(old_img, 'media=disk', 'none') |
| 537 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 538 | self.vm.launch() |
| 539 | |
| 540 | result = self.vm.qmp('query-block') |
| 541 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 542 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 543 | |
| 544 | result = self.vm.qmp('blockdev-change-medium', id=self.device_name, |
| 545 | filename=new_img, |
| 546 | format=iotests.imgfmt, |
| 547 | read_only_mode='retain') |
| 548 | self.assert_qmp(result, 'error/class', 'GenericError') |
| 549 | |
| 550 | result = self.vm.qmp('query-block') |
| 551 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 552 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 553 | |
| 554 | def test_rw_ro_cycle(self): |
| 555 | os.chmod(new_img, 0o444) |
| 556 | self.vm.add_drive(old_img, 'media=disk', 'none') |
| 557 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 558 | self.vm.launch() |
| 559 | |
| 560 | result = self.vm.qmp('query-block') |
| 561 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 562 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 563 | |
| 564 | self.vm.cmd('blockdev-add', |
| 565 | node_name='new', |
| 566 | driver=iotests.imgfmt, |
| 567 | read_only=True, |
| 568 | file={'filename': new_img, |
| 569 | 'driver': 'file'}) |
| 570 | |
| 571 | result = self.vm.qmp('query-block') |
| 572 | self.assert_qmp(result, 'return[0]/inserted/ro', False) |
| 573 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 574 | |
| 575 | self.vm.cmd('blockdev-remove-medium', id=self.device_name) |
| 576 | |
| 577 | result = self.vm.qmp('query-block') |
| 578 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 579 | |
| 580 | self.vm.cmd('blockdev-insert-medium', id=self.device_name, |
| 581 | node_name='new') |
| 582 | |
| 583 | result = self.vm.qmp('query-block') |
| 584 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 585 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 586 | |
| 587 | result = self.vm.qmp('query-block') |
| 588 | self.assert_qmp(result, 'return[0]/inserted/ro', True) |
| 589 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 590 | |
| 591 | GeneralChangeTestsBaseClass = None |
| 592 | TestInitiallyFilled = None |
| 593 | TestInitiallyEmpty = None |
| 594 | |
| 595 | |
| 596 | class TestBlockJobsAfterCycle(ChangeBaseClass): |
| 597 | device_name = 'qdev0' |
| 598 | |
| 599 | def setUp(self): |
| 600 | qemu_img('create', '-f', iotests.imgfmt, old_img, '1440K') |
| 601 | |
| 602 | self.vm = iotests.VM() |
| 603 | self.vm.add_drive_raw("id=drive0,driver=null-co,if=none") |
| 604 | self.vm.add_device('floppy,drive=drive0,id=%s' % self.device_name) |
| 605 | self.vm.launch() |
| 606 | |
| 607 | result = self.vm.qmp('query-block') |
| 608 | self.assert_qmp(result, 'return[0]/inserted/image/format', 'null-co') |
| 609 | |
| 610 | # For device-less BBs, calling blockdev-open-tray or blockdev-close-tray |
| 611 | # is not necessary |
| 612 | self.vm.cmd('blockdev-remove-medium', id=self.device_name) |
| 613 | |
| 614 | result = self.vm.qmp('query-block') |
| 615 | self.assert_qmp_absent(result, 'return[0]/inserted') |
| 616 | |
| 617 | self.vm.cmd('blockdev-add', |
| 618 | node_name='node0', |
| 619 | driver=iotests.imgfmt, |
| 620 | file={'filename': old_img, |
| 621 | 'driver': 'file'}) |
| 622 | |
| 623 | self.vm.cmd('blockdev-insert-medium', id=self.device_name, |
| 624 | node_name='node0') |
| 625 | |
| 626 | result = self.vm.qmp('query-block') |
| 627 | self.assert_qmp(result, 'return[0]/inserted/image/filename', old_img) |
| 628 | |
| 629 | def tearDown(self): |
| 630 | self.vm.shutdown() |
| 631 | os.remove(old_img) |
| 632 | try: |
| 633 | os.remove(new_img) |
| 634 | except OSError: |
| 635 | pass |
| 636 | |
| 637 | # We need backing file support |
| 638 | @iotests.skip_for_formats(('vpc', 'parallels', 'qcow', 'vdi', 'vmdk', 'raw', |
| 639 | 'vhdx')) |
| 640 | def test_snapshot_and_commit(self): |
| 641 | self.vm.cmd('blockdev-snapshot-sync', device='drive0', |
| 642 | snapshot_file=new_img, |
| 643 | format=iotests.imgfmt) |
| 644 | |
| 645 | result = self.vm.qmp('query-block') |
| 646 | self.assert_qmp(result, 'return[0]/inserted/image/filename', new_img) |
| 647 | self.assert_qmp(result, |
| 648 | 'return[0]/inserted/image/backing-image/filename', |
| 649 | old_img) |
| 650 | |
| 651 | self.vm.cmd('block-commit', device='drive0') |
| 652 | |
| 653 | self.vm.event_wait(name='BLOCK_JOB_READY') |
| 654 | |
| 655 | result = self.vm.qmp('query-block-jobs') |
| 656 | self.assert_qmp(result, 'return[0]/device', 'drive0') |
| 657 | |
| 658 | self.vm.cmd('block-job-complete', device='drive0') |
| 659 | |
| 660 | self.vm.event_wait(name='BLOCK_JOB_COMPLETED') |
| 661 | |
| 662 | |
| 663 | if __name__ == '__main__': |
| 664 | if iotests.qemu_default_machine != 'pc': |
| 665 | # We need floppy and IDE CD-ROM |
| 666 | iotests.notrun('not suitable for this machine type: %s' % |
| 667 | iotests.qemu_default_machine) |
| 668 | # Need to support image creation |
| 669 | iotests.main(supported_fmts=['vpc', 'parallels', 'qcow', 'vdi', 'qcow2', |
| 670 | 'vmdk', 'raw', 'vhdx', 'qed'], |
| 671 | supported_protocols=['file']) |