1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620
|
# Copyright 2014 Cisco Systems, Inc.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import json
import mock
from ironic.common import exception
from ironic.common import raid
from ironic.drivers import base as driver_base
from ironic.drivers.modules import fake
from ironic.tests import base
class FakeVendorInterface(driver_base.VendorInterface):
def get_properties(self):
pass
@driver_base.passthru(['POST'])
def noexception(self):
return "Fake"
@driver_base.driver_passthru(['POST'])
def driver_noexception(self):
return "Fake"
@driver_base.passthru(['POST'])
def ironicexception(self):
raise exception.IronicException("Fake!")
@driver_base.passthru(['POST'])
def normalexception(self):
raise Exception("Fake!")
@driver_base.passthru(['POST'], require_exclusive_lock=False)
def shared_task(self):
return "shared fake"
def validate(self, task, **kwargs):
pass
def driver_validate(self, **kwargs):
pass
class PassthruDecoratorTestCase(base.TestCase):
def setUp(self):
super(PassthruDecoratorTestCase, self).setUp()
self.fvi = FakeVendorInterface()
def test_passthru_noexception(self):
result = self.fvi.noexception()
self.assertEqual("Fake", result)
@mock.patch.object(driver_base, 'LOG', autospec=True)
def test_passthru_ironicexception(self, mock_log):
self.assertRaises(exception.IronicException,
self.fvi.ironicexception, mock.ANY)
mock_log.exception.assert_called_with(
mock.ANY, 'ironicexception')
@mock.patch.object(driver_base, 'LOG', autospec=True)
def test_passthru_nonironicexception(self, mock_log):
self.assertRaises(exception.VendorPassthruException,
self.fvi.normalexception, mock.ANY)
mock_log.exception.assert_called_with(
mock.ANY, 'normalexception')
def test_passthru_shared_task_metadata(self):
self.assertIn('require_exclusive_lock',
self.fvi.shared_task._vendor_metadata[1])
self.assertFalse(
self.fvi.shared_task._vendor_metadata[1]['require_exclusive_lock'])
def test_passthru_exclusive_task_metadata(self):
self.assertIn('require_exclusive_lock',
self.fvi.noexception._vendor_metadata[1])
self.assertTrue(
self.fvi.noexception._vendor_metadata[1]['require_exclusive_lock'])
def test_passthru_check_func_references(self):
inst1 = FakeVendorInterface()
inst2 = FakeVendorInterface()
self.assertNotEqual(inst1.vendor_routes['noexception']['func'],
inst2.vendor_routes['noexception']['func'])
self.assertNotEqual(inst1.driver_routes['driver_noexception']['func'],
inst2.driver_routes['driver_noexception']['func'])
class CleanStepDecoratorTestCase(base.TestCase):
def setUp(self):
super(CleanStepDecoratorTestCase, self).setUp()
method_mock = mock.MagicMock()
del method_mock._is_clean_step
del method_mock._clean_step_priority
del method_mock._clean_step_abortable
del method_mock._clean_step_argsinfo
self.method = method_mock
def test__validate_argsinfo(self):
# None, empty dict
driver_base._validate_argsinfo(None)
driver_base._validate_argsinfo({})
# Only description specified
driver_base._validate_argsinfo({'arg1': {'description': 'desc1'}})
# Multiple args
driver_base._validate_argsinfo({'arg1': {'description': 'desc1',
'required': True},
'arg2': {'description': 'desc2'}})
def test__validate_argsinfo_not_dict(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'argsinfo.+dictionary',
driver_base._validate_argsinfo, 'not-a-dict')
def test__validate_argsinfo_arg_not_dict(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'Argument.+dictionary',
driver_base._validate_argsinfo,
{'arg1': 'not-a-dict'})
def test__validate_argsinfo_arg_empty_dict(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'description',
driver_base._validate_argsinfo,
{'arg1': {}})
def test__validate_argsinfo_arg_missing_description(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'description',
driver_base._validate_argsinfo,
{'arg1': {'required': True}})
def test__validate_argsinfo_arg_description_invalid(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'string',
driver_base._validate_argsinfo,
{'arg1': {'description': True}})
def test__validate_argsinfo_arg_required_invalid(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'Boolean',
driver_base._validate_argsinfo,
{'arg1': {'description': 'desc1',
'required': 'maybe'}})
def test__validate_argsinfo_arg_unknown_key(self):
self.assertRaisesRegex(exception.InvalidParameterValue,
'invalid',
driver_base._validate_argsinfo,
{'arg1': {'description': 'desc1',
'unknown': 'bad'}})
def test_clean_step_priority_only(self):
d = driver_base.clean_step(priority=10)
d(self.method)
self.assertTrue(self.method._is_clean_step)
self.assertEqual(10, self.method._clean_step_priority)
self.assertFalse(self.method._clean_step_abortable)
self.assertIsNone(self.method._clean_step_argsinfo)
def test_clean_step_all_args(self):
argsinfo = {'arg1': {'description': 'desc1',
'required': True}}
d = driver_base.clean_step(priority=0, abortable=True,
argsinfo=argsinfo)
d(self.method)
self.assertTrue(self.method._is_clean_step)
self.assertEqual(0, self.method._clean_step_priority)
self.assertTrue(self.method._clean_step_abortable)
self.assertEqual(argsinfo, self.method._clean_step_argsinfo)
def test_clean_step_bad_priority(self):
d = driver_base.clean_step(priority='hi')
self.assertRaisesRegex(exception.InvalidParameterValue, 'priority',
d, self.method)
self.assertTrue(self.method._is_clean_step)
self.assertFalse(hasattr(self.method, '_clean_step_priority'))
self.assertFalse(hasattr(self.method, '_clean_step_abortable'))
self.assertFalse(hasattr(self.method, '_clean_step_argsinfo'))
def test_clean_step_bad_abortable(self):
d = driver_base.clean_step(priority=0, abortable='blue')
self.assertRaisesRegex(exception.InvalidParameterValue, 'abortable',
d, self.method)
self.assertTrue(self.method._is_clean_step)
self.assertEqual(0, self.method._clean_step_priority)
self.assertFalse(hasattr(self.method, '_clean_step_abortable'))
self.assertFalse(hasattr(self.method, '_clean_step_argsinfo'))
@mock.patch.object(driver_base, '_validate_argsinfo', spec_set=True,
autospec=True)
def test_clean_step_bad_argsinfo(self, mock_valid):
mock_valid.side_effect = exception.InvalidParameterValue('bad')
d = driver_base.clean_step(priority=0, argsinfo=100)
self.assertRaises(exception.InvalidParameterValue, d, self.method)
self.assertTrue(self.method._is_clean_step)
self.assertEqual(0, self.method._clean_step_priority)
self.assertFalse(self.method._clean_step_abortable)
self.assertFalse(hasattr(self.method, '_clean_step_argsinfo'))
class CleanStepTestCase(base.TestCase):
def test_get_and_execute_clean_steps(self):
# Create a fake Driver class, create some clean steps, make sure
# they are listed correctly, and attempt to execute one of them
method_mock = mock.MagicMock(spec_set=[])
method_args_mock = mock.MagicMock(spec_set=[])
task_mock = mock.MagicMock(spec_set=[])
class BaseTestClass(driver_base.BaseInterface):
def get_properties(self):
return {}
def validate(self, task):
pass
class TestClass(BaseTestClass):
interface_type = 'test'
@driver_base.clean_step(priority=0)
def manual_method(self, task):
pass
@driver_base.clean_step(priority=10, abortable=True)
def automated_method(self, task):
method_mock(task)
def not_clean_method(self, task):
pass
class TestClass2(BaseTestClass):
interface_type = 'test2'
@driver_base.clean_step(priority=0)
def manual_method2(self, task):
pass
@driver_base.clean_step(priority=20, abortable=True)
def automated_method2(self, task):
method_mock(task)
def not_clean_method2(self, task):
pass
class TestClass3(BaseTestClass):
interface_type = 'test3'
@driver_base.clean_step(priority=0, abortable=True, argsinfo={
'arg1': {'description': 'desc1',
'required': True}})
def manual_method3(self, task, **kwargs):
method_args_mock(task, **kwargs)
@driver_base.clean_step(priority=15, argsinfo={
'arg10': {'description': 'desc10'}})
def automated_method3(self, task, **kwargs):
pass
def not_clean_method3(self, task):
pass
obj = TestClass()
obj2 = TestClass2()
obj3 = TestClass3()
self.assertEqual(2, len(obj.get_clean_steps(task_mock)))
# Ensure the steps look correct
self.assertEqual(10, obj.get_clean_steps(task_mock)[0]['priority'])
self.assertTrue(obj.get_clean_steps(task_mock)[0]['abortable'])
self.assertEqual('test', obj.get_clean_steps(
task_mock)[0]['interface'])
self.assertEqual('automated_method', obj.get_clean_steps(
task_mock)[0]['step'])
self.assertEqual(0, obj.get_clean_steps(task_mock)[1]['priority'])
self.assertFalse(obj.get_clean_steps(task_mock)[1]['abortable'])
self.assertEqual('test', obj.get_clean_steps(
task_mock)[1]['interface'])
self.assertEqual('manual_method', obj.get_clean_steps(
task_mock)[1]['step'])
# Ensure the second obj get different clean steps
self.assertEqual(2, len(obj2.get_clean_steps(task_mock)))
# Ensure the steps look correct
self.assertEqual(20, obj2.get_clean_steps(task_mock)[0]['priority'])
self.assertTrue(obj2.get_clean_steps(task_mock)[0]['abortable'])
self.assertEqual('test2', obj2.get_clean_steps(
task_mock)[0]['interface'])
self.assertEqual('automated_method2', obj2.get_clean_steps(
task_mock)[0]['step'])
self.assertEqual(0, obj2.get_clean_steps(task_mock)[1]['priority'])
self.assertFalse(obj2.get_clean_steps(task_mock)[1]['abortable'])
self.assertEqual('test2', obj2.get_clean_steps(
task_mock)[1]['interface'])
self.assertEqual('manual_method2', obj2.get_clean_steps(
task_mock)[1]['step'])
self.assertIsNone(obj2.get_clean_steps(task_mock)[0]['argsinfo'])
# Ensure the third obj has different clean steps
self.assertEqual(2, len(obj3.get_clean_steps(task_mock)))
self.assertEqual(15, obj3.get_clean_steps(task_mock)[0]['priority'])
self.assertFalse(obj3.get_clean_steps(task_mock)[0]['abortable'])
self.assertEqual('test3', obj3.get_clean_steps(
task_mock)[0]['interface'])
self.assertEqual('automated_method3', obj3.get_clean_steps(
task_mock)[0]['step'])
self.assertEqual({'arg10': {'description': 'desc10'}},
obj3.get_clean_steps(task_mock)[0]['argsinfo'])
self.assertEqual(0, obj3.get_clean_steps(task_mock)[1]['priority'])
self.assertTrue(obj3.get_clean_steps(task_mock)[1]['abortable'])
self.assertEqual(obj3.interface_type, obj3.get_clean_steps(
task_mock)[1]['interface'])
self.assertEqual('manual_method3', obj3.get_clean_steps(
task_mock)[1]['step'])
self.assertEqual({'arg1': {'description': 'desc1', 'required': True}},
obj3.get_clean_steps(task_mock)[1]['argsinfo'])
# Ensure we can execute the function.
obj.execute_clean_step(task_mock, obj.get_clean_steps(task_mock)[0])
method_mock.assert_called_once_with(task_mock)
args = {'arg1': 'val1'}
clean_step = {'interface': 'test3', 'step': 'manual_method3',
'args': args}
obj3.execute_clean_step(task_mock, clean_step)
method_args_mock.assert_called_once_with(task_mock, **args)
class DeployStepTestCase(base.TestCase):
def test_get_and_execute_deploy_steps(self):
# Create a fake Driver class, create some deploy steps, make sure
# they are listed correctly, and attempt to execute one of them
method_mock = mock.MagicMock(spec_set=[])
method_args_mock = mock.MagicMock(spec_set=[])
task_mock = mock.MagicMock(spec_set=[])
class BaseTestClass(driver_base.BaseInterface):
def get_properties(self):
return {}
def validate(self, task):
pass
class TestClass(BaseTestClass):
interface_type = 'test'
@driver_base.deploy_step(priority=0)
def deploy_zero(self, task):
pass
@driver_base.deploy_step(priority=10)
def deploy_ten(self, task):
method_mock(task)
def not_deploy_method(self, task):
pass
class TestClass2(BaseTestClass):
interface_type = 'test2'
@driver_base.deploy_step(priority=0)
def deploy_zero2(self, task):
pass
@driver_base.deploy_step(priority=20)
def deploy_twenty(self, task):
method_mock(task)
def not_deploy_method2(self, task):
pass
class TestClass3(BaseTestClass):
interface_type = 'test3'
@driver_base.deploy_step(priority=0, argsinfo={
'arg1': {'description': 'desc1',
'required': True}})
def deploy_zero3(self, task, **kwargs):
method_args_mock(task, **kwargs)
@driver_base.deploy_step(priority=15, argsinfo={
'arg10': {'description': 'desc10'}})
def deploy_fifteen(self, task, **kwargs):
pass
def not_deploy_method3(self, task):
pass
obj = TestClass()
obj2 = TestClass2()
obj3 = TestClass3()
self.assertEqual(2, len(obj.get_deploy_steps(task_mock)))
# Ensure the steps look correct
self.assertEqual(10, obj.get_deploy_steps(task_mock)[0]['priority'])
self.assertEqual('test', obj.get_deploy_steps(
task_mock)[0]['interface'])
self.assertEqual('deploy_ten', obj.get_deploy_steps(
task_mock)[0]['step'])
self.assertEqual(0, obj.get_deploy_steps(task_mock)[1]['priority'])
self.assertEqual('test', obj.get_deploy_steps(
task_mock)[1]['interface'])
self.assertEqual('deploy_zero', obj.get_deploy_steps(
task_mock)[1]['step'])
# Ensure the second obj has different deploy steps
self.assertEqual(2, len(obj2.get_deploy_steps(task_mock)))
# Ensure the steps look correct
self.assertEqual(20, obj2.get_deploy_steps(task_mock)[0]['priority'])
self.assertEqual('test2', obj2.get_deploy_steps(
task_mock)[0]['interface'])
self.assertEqual('deploy_twenty', obj2.get_deploy_steps(
task_mock)[0]['step'])
self.assertEqual(0, obj2.get_deploy_steps(task_mock)[1]['priority'])
self.assertEqual('test2', obj2.get_deploy_steps(
task_mock)[1]['interface'])
self.assertEqual('deploy_zero2', obj2.get_deploy_steps(
task_mock)[1]['step'])
self.assertIsNone(obj2.get_deploy_steps(task_mock)[0]['argsinfo'])
# Ensure the third obj has different deploy steps
self.assertEqual(2, len(obj3.get_deploy_steps(task_mock)))
self.assertEqual(15, obj3.get_deploy_steps(task_mock)[0]['priority'])
self.assertEqual('test3', obj3.get_deploy_steps(
task_mock)[0]['interface'])
self.assertEqual('deploy_fifteen', obj3.get_deploy_steps(
task_mock)[0]['step'])
self.assertEqual({'arg10': {'description': 'desc10'}},
obj3.get_deploy_steps(task_mock)[0]['argsinfo'])
self.assertEqual(0, obj3.get_deploy_steps(task_mock)[1]['priority'])
self.assertEqual(obj3.interface_type, obj3.get_deploy_steps(
task_mock)[1]['interface'])
self.assertEqual('deploy_zero3', obj3.get_deploy_steps(
task_mock)[1]['step'])
self.assertEqual({'arg1': {'description': 'desc1', 'required': True}},
obj3.get_deploy_steps(task_mock)[1]['argsinfo'])
# Ensure we can execute the function.
obj.execute_deploy_step(task_mock, obj.get_deploy_steps(task_mock)[0])
method_mock.assert_called_once_with(task_mock)
args = {'arg1': 'val1'}
deploy_step = {'interface': 'test3', 'step': 'deploy_zero3',
'args': args}
obj3.execute_deploy_step(task_mock, deploy_step)
method_args_mock.assert_called_once_with(task_mock, **args)
class MyRAIDInterface(driver_base.RAIDInterface):
def create_configuration(self, task):
pass
def delete_configuration(self, task):
pass
class RAIDInterfaceTestCase(base.TestCase):
@mock.patch.object(driver_base.RAIDInterface, 'validate_raid_config',
autospec=True)
def test_validate(self, validate_raid_config_mock):
raid_interface = MyRAIDInterface()
node_mock = mock.MagicMock(target_raid_config='some_raid_config')
task_mock = mock.MagicMock(node=node_mock)
raid_interface.validate(task_mock)
validate_raid_config_mock.assert_called_once_with(
raid_interface, task_mock, 'some_raid_config')
@mock.patch.object(driver_base.RAIDInterface, 'validate_raid_config',
autospec=True)
def test_validate_no_target_raid_config(self, validate_raid_config_mock):
raid_interface = MyRAIDInterface()
node_mock = mock.MagicMock(target_raid_config={})
task_mock = mock.MagicMock(node=node_mock)
raid_interface.validate(task_mock)
self.assertFalse(validate_raid_config_mock.called)
@mock.patch.object(raid, 'validate_configuration', autospec=True)
def test_validate_raid_config(self, common_validate_mock):
with open(driver_base.RAID_CONFIG_SCHEMA, 'r') as raid_schema_fobj:
raid_schema = json.load(raid_schema_fobj)
raid_interface = MyRAIDInterface()
raid_interface.validate_raid_config('task', 'some_raid_config')
common_validate_mock.assert_called_once_with(
'some_raid_config', raid_schema)
@mock.patch.object(raid, 'get_logical_disk_properties',
autospec=True)
def test_get_logical_disk_properties(self, get_properties_mock):
with open(driver_base.RAID_CONFIG_SCHEMA, 'r') as raid_schema_fobj:
raid_schema = json.load(raid_schema_fobj)
raid_interface = MyRAIDInterface()
raid_interface.get_logical_disk_properties()
get_properties_mock.assert_called_once_with(raid_schema)
class TestDeployInterface(base.TestCase):
@mock.patch.object(driver_base.LOG, 'warning', autospec=True)
def test_warning_on_heartbeat(self, mock_log):
# NOTE(dtantsur): FakeDeploy does not override heartbeat
deploy = fake.FakeDeploy()
deploy.heartbeat(mock.Mock(node=mock.Mock(uuid='uuid',
driver='driver')),
'url', '3.2.0')
self.assertTrue(mock_log.called)
class MyBIOSInterface(driver_base.BIOSInterface):
def get_properties(self):
pass
def validate(self, task):
pass
def apply_configuration(self, task, settings):
pass
def factory_reset(self, task):
pass
def cache_bios_settings(self, task):
pass
class TestBIOSInterface(base.TestCase):
@mock.patch.object(MyBIOSInterface, 'cache_bios_settings', autospec=True)
def test_apply_configuration_wrapper(self, cache_bios_settings_mock):
bios = MyBIOSInterface()
task_mock = mock.MagicMock()
bios.apply_configuration(task_mock, "")
cache_bios_settings_mock.assert_called_once_with(bios, task_mock)
@mock.patch.object(MyBIOSInterface, 'cache_bios_settings', autospec=True)
def test_factory_reset_wrapper(self, cache_bios_settings_mock):
bios = MyBIOSInterface()
task_mock = mock.MagicMock()
bios.factory_reset(task_mock)
cache_bios_settings_mock.assert_called_once_with(bios, task_mock)
class TestBootInterface(base.TestCase):
def test_validate_rescue_default_impl(self):
boot = fake.FakeBoot()
task_mock = mock.MagicMock(spec_set=['node'])
self.assertRaises(exception.UnsupportedDriverExtension,
boot.validate_rescue, task_mock)
class TestManagementInterface(base.TestCase):
def test_inject_nmi_default_impl(self):
management = fake.FakeManagement()
task_mock = mock.MagicMock(spec_set=['node'])
self.assertRaises(exception.UnsupportedDriverExtension,
management.inject_nmi, task_mock)
def test_get_supported_boot_modes_default_impl(self):
management = fake.FakeManagement()
task_mock = mock.MagicMock(spec_set=['node'])
self.assertRaises(exception.UnsupportedDriverExtension,
management.get_supported_boot_modes, task_mock)
def test_set_boot_mode_default_impl(self):
management = fake.FakeManagement()
task_mock = mock.MagicMock(spec_set=['node'])
self.assertRaises(exception.UnsupportedDriverExtension,
management.set_boot_mode, task_mock, 'whatever')
def test_get_boot_mode_default_impl(self):
management = fake.FakeManagement()
task_mock = mock.MagicMock(spec_set=['node'])
self.assertRaises(exception.UnsupportedDriverExtension,
management.get_boot_mode, task_mock)
class TestBareDriver(base.TestCase):
def test_class_variables(self):
self.assertEqual(['boot', 'deploy', 'management', 'network', 'power'],
driver_base.BareDriver().core_interfaces)
self.assertEqual(
['bios', 'console', 'inspect', 'raid', 'rescue', 'storage'],
driver_base.BareDriver().optional_interfaces
)
|