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# Copyright 2020 Red Hat, 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 testtools
from nova.api.validation.extra_specs import validators
from nova import exception
from nova import test
class TestValidators(test.NoDBTestCase):
def test_namespaces(self):
"""Ensure we see at least the in-tree namespaces.
If we add new namespaces, they should be added to this list.
"""
namespaces = {
'accel', 'aggregate_instance_extra_specs', 'capabilities', 'hw',
'hw_rng', 'hw_video', 'os', 'pci_passthrough', 'powervm', 'quota',
'resources(?P<group>([a-zA-Z0-9_-]{1,64})?)',
'trait(?P<group>([a-zA-Z0-9_-]{1,64})?)', 'vmware',
}
self.assertTrue(
namespaces.issubset(validators.NAMESPACES),
f'{namespaces} is not a subset of {validators.NAMESPACES}',
)
def test_spec(self):
unknown_namespaces = (
('hhw:cpu_realtime_mask', '^0'),
('w:cpu_realtime_mask', '^0'),
('hw_cpu_realtime_mask', '^0'),
('foo', 'bar'),
)
for key, value in unknown_namespaces:
validators.validate(key, value)
known_invalid_namespaces = (
('hw:cpu_realtime_maskk', '^0'),
('hw:cpu_realtime_mas', '^0'),
('hw:foo', 'bar'),
)
for key, value in known_invalid_namespaces:
with testtools.ExpectedException(exception.ValidationError):
validators.validate(key, value)
def test_value__str(self):
valid_specs = (
# patterns
('hw:cpu_realtime_mask', '0'),
('hw:cpu_realtime_mask', '^0'),
('hw:cpu_realtime_mask', '^0,2-3,1'),
('hw:cpu_dedicated_mask', '0-4,^2,6'),
('hw:mem_page_size', 'large'),
('hw:mem_page_size', '2kbit'),
('hw:mem_page_size', '1GB'),
# enums
('hw:cpu_thread_policy', 'prefer'),
('hw:emulator_threads_policy', 'isolate'),
('hw:pci_numa_affinity_policy', 'legacy'),
('hw:pci_numa_affinity_policy', 'required'),
('hw:pci_numa_affinity_policy', 'preferred'),
('hw:pci_numa_affinity_policy', 'socket'),
('hw:cpu_policy', 'mixed'),
)
for key, value in valid_specs:
validators.validate(key, value)
invalid_specs = (
# patterns
('hw:cpu_realtime_mask', 'a'),
('hw:cpu_realtime_mask', '^0,2-3,b'),
('hw:mem_page_size', 'largest'),
('hw:mem_page_size', '2kbits'),
('hw:mem_page_size', '1gigabyte'),
# enums
('hw:cpu_thread_policy', 'preferred'),
('hw:emulator_threads_policy', 'iisolate'),
('hw:pci_numa_affinity_policy', 'lgacy'),
('hw:pci_numa_affinity_policy', 'requird'),
('hw:pci_numa_affinity_policy', 'prefrred'),
('hw:pci_numa_affinity_policy', 'socet'),
)
for key, value in invalid_specs:
with testtools.ExpectedException(exception.ValidationError):
validators.validate(key, value)
def test_value__int(self):
valid_specs = (
('hw:numa_nodes', '1'),
('os:monitors', '1'),
('powervm:shared_weight', '1'),
('os:monitors', '8'),
('powervm:shared_weight', '255'),
)
for key, value in valid_specs:
validators.validate(key, value)
invalid_specs = (
('hw:serial_port_count', 'five'), # NaN
('hw:serial_port_count', '!'), # NaN
('hw:numa_nodes', '0'), # has min
('os:monitors', '0'), # has min
('powervm:shared_weight', '-1'), # has min
('os:monitors', '9'), # has max
('powervm:shared_weight', '256'), # has max
)
for key, value in invalid_specs:
with testtools.ExpectedException(exception.ValidationError):
validators.validate(key, value)
def test_value__bool(self):
valid_specs = (
('hw:cpu_realtime', '1'),
('hw:cpu_realtime', '0'),
('hw:mem_encryption', 'true'),
('hw:boot_menu', 'y'),
)
for key, value in valid_specs:
validators.validate(key, value)
invalid_specs = (
('hw:cpu_realtime', '2'),
('hw:cpu_realtime', '00'),
('hw:mem_encryption', 'tru'),
('hw:boot_menu', 'yah'),
)
for key, value in invalid_specs:
with testtools.ExpectedException(exception.ValidationError):
validators.validate(key, value)
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