207 lines
8.1 KiB
Python
207 lines
8.1 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import mock
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from neutron_lib.api.definitions import portbindings
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from neutron_lib import context
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from oslo_utils import uuidutils
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from neutron.common import constants
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from neutron.objects import ports as ports_object
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from neutron.objects.qos import rule as rule_object
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from neutron.services.qos.drivers import base as qos_driver_base
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from neutron.services.qos.drivers import manager as driver_mgr
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from neutron.services.qos import qos_consts
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from neutron.tests.unit.services.qos import base
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class TestQosDriversManagerBase(base.BaseQosTestCase):
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def setUp(self):
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super(TestQosDriversManagerBase, self).setUp()
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self.config_parse()
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self.setup_coreplugin(load_plugins=False)
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@staticmethod
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def _create_manager_with_drivers(drivers_details):
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for name, driver_details in drivers_details.items():
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class QoSDriver(qos_driver_base.DriverBase):
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@property
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def is_loaded(self):
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return driver_details['is_loaded']
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# the new ad-hoc driver will register on the QOS_PLUGIN registry
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QoSDriver(name,
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driver_details.get('vif_types', []),
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driver_details.get('vnic_types', []),
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driver_details.get('rules', []))
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return driver_mgr.QosServiceDriverManager()
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class TestQosDriversManagerMulti(TestQosDriversManagerBase):
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"""Test calls happen to all drivers"""
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def test_driver_manager_empty_with_no_drivers(self):
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driver_manager = self._create_manager_with_drivers({})
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self.assertEqual(len(driver_manager._drivers), 0)
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def test_driver_manager_empty_with_no_loaded_drivers(self):
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driver_manager = self._create_manager_with_drivers(
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{'driver-A': {'is_loaded': False}})
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self.assertEqual(len(driver_manager._drivers), 0)
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def test_driver_manager_with_one_loaded_driver(self):
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driver_manager = self._create_manager_with_drivers(
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{'driver-A': {'is_loaded': True}})
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self.assertEqual(len(driver_manager._drivers), 1)
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def test_driver_manager_with_two_loaded_drivers(self):
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driver_manager = self._create_manager_with_drivers(
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{'driver-A': {'is_loaded': True},
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'driver-B': {'is_loaded': True}})
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self.assertEqual(len(driver_manager._drivers), 2)
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class TestQoSDriversRulesValidations(TestQosDriversManagerBase):
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"""Test validation of rules for port"""
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def setUp(self):
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super(TestQoSDriversRulesValidations, self).setUp()
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self.ctxt = context.Context('fake_user', 'fake_tenant')
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def _get_port(self, vif_type, vnic_type):
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port_id = uuidutils.generate_uuid()
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port_binding = ports_object.PortBinding(
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self.ctxt, port_id=port_id, vif_type=vif_type, vnic_type=vnic_type)
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return ports_object.Port(
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self.ctxt, id=uuidutils.generate_uuid(), binding=port_binding)
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def _test_validate_rule_for_port(self, port, expected_result):
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driver_manager = self._create_manager_with_drivers({
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'driver-A': {
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'is_loaded': True,
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'rules': {
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qos_consts.RULE_TYPE_MINIMUM_BANDWIDTH: {
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"min_kbps": {'type:values': None},
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'direction': {
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'type:values': constants.VALID_DIRECTIONS}
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}
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},
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'vif_types': [portbindings.VIF_TYPE_OVS],
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'vnic_types': [portbindings.VNIC_NORMAL]
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}
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})
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rule = rule_object.QosMinimumBandwidthRule(
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self.ctxt, id=uuidutils.generate_uuid())
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is_rule_supported_mock = mock.Mock()
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if expected_result:
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is_rule_supported_mock.return_value = expected_result
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driver_manager._drivers[0].is_rule_supported = is_rule_supported_mock
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self.assertEqual(expected_result,
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driver_manager.validate_rule_for_port(rule, port))
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if expected_result:
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is_rule_supported_mock.assert_called_once_with(rule)
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else:
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is_rule_supported_mock.assert_not_called()
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def test_validate_rule_for_port_rule_vif_type_supported(self):
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port = self._get_port(
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portbindings.VIF_TYPE_OVS, portbindings.VNIC_NORMAL)
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self._test_validate_rule_for_port(
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port, expected_result=True)
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def test_validate_rule_for_port_vif_type_not_supported(self):
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port = self._get_port(
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portbindings.VIF_TYPE_OTHER, portbindings.VNIC_NORMAL)
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self._test_validate_rule_for_port(
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port, expected_result=False)
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def test_validate_rule_for_port_unbound_vnic_type_supported(self):
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port = self._get_port(
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portbindings.VIF_TYPE_UNBOUND, portbindings.VNIC_NORMAL)
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self._test_validate_rule_for_port(
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port, expected_result=True)
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def test_validate_rule_for_port_unbound_vnic_type_not_supported(self):
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port = self._get_port(
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portbindings.VIF_TYPE_UNBOUND, portbindings.VNIC_BAREMETAL)
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self._test_validate_rule_for_port(
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port, expected_result=False)
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class TestQosDriversManagerRules(TestQosDriversManagerBase):
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"""Test supported rules"""
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def test_available_rules_one_in_common(self):
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driver_manager = self._create_manager_with_drivers({
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'driver-A': {
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'is_loaded': True,
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'rules': {
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qos_consts.RULE_TYPE_BANDWIDTH_LIMIT: {
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"max_kbps": {'type:values': None},
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"max_burst_kbps": {'type:values': None}
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},
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qos_consts.RULE_TYPE_MINIMUM_BANDWIDTH: {
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"min_kbps": {'type:values': None},
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'direction': {
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'type:values': constants.VALID_DIRECTIONS}
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}
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}
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},
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'driver-B': {
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'is_loaded': True,
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'rules': {
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qos_consts.RULE_TYPE_MINIMUM_BANDWIDTH: {
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"min_kbps": {'type:values': None},
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'direction': {
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'type:values': constants.VALID_DIRECTIONS}
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},
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qos_consts.RULE_TYPE_DSCP_MARKING: {
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"dscp_mark": {
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'type:values': constants.VALID_DSCP_MARKS}
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}
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}
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}
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})
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self.assertEqual(driver_manager.supported_rule_types,
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set([qos_consts.RULE_TYPE_MINIMUM_BANDWIDTH]))
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def test_available_rules_no_rule_in_common(self):
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driver_manager = self._create_manager_with_drivers({
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'driver-A': {
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'is_loaded': True,
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'rules': {
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qos_consts.RULE_TYPE_BANDWIDTH_LIMIT: {
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"max_kbps": {'type:values': None},
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"max_burst_kbps": {'type:values': None}
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}
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}
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},
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'driver-B': {
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'is_loaded': True,
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'rules': {
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qos_consts.RULE_TYPE_MINIMUM_BANDWIDTH: {
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"min_kbps": {'type:values': None},
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'direction': {
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'type:values': constants.VALID_DIRECTIONS}
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},
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qos_consts.RULE_TYPE_DSCP_MARKING: {
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"dscp_mark": {
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'type:values': constants.VALID_DSCP_MARKS}
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}
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}
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}
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})
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self.assertEqual(driver_manager.supported_rule_types, set([]))
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