172 lines
7.3 KiB
Python
172 lines
7.3 KiB
Python
# Copyright (c) 2014 Thales Services SAS
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# All Rights Reserved.
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#
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# 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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from neutron_lib import constants as p_const
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from neutron_lib import context
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from neutron_lib import exceptions as exc
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from neutron_lib.plugins.ml2 import api
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from oslo_config import cfg
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from neutron.common import exceptions as n_exc
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from neutron.objects.plugins.ml2 import flatallocation as flat_obj
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from neutron.plugins.ml2.drivers import type_flat
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from neutron.tests import base
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from neutron.tests.unit import testlib_api
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FLAT_NETWORKS = ['flat_net1', 'flat_net2']
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CORE_PLUGIN = 'neutron.db.db_base_plugin_v2.NeutronDbPluginV2'
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class FlatTypeTest(testlib_api.SqlTestCase):
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def setUp(self):
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super(FlatTypeTest, self).setUp()
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self.setup_coreplugin(CORE_PLUGIN)
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cfg.CONF.set_override('flat_networks', FLAT_NETWORKS,
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group='ml2_type_flat')
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self.driver = type_flat.FlatTypeDriver()
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self.context = context.Context()
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self.driver.physnet_mtus = []
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def _get_allocation(self, context, segment):
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return flat_obj.FlatAllocation.get_object(
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context, physical_network=segment[api.PHYSICAL_NETWORK])
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def test_is_partial_segment(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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self.assertFalse(self.driver.is_partial_segment(segment))
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def test_validate_provider_segment(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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self.driver.validate_provider_segment(segment)
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def test_validate_provider_phynet_name(self):
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self.driver._parse_networks([])
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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self.assertRaises(exc.InvalidInput,
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self.driver.validate_provider_segment,
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segment=segment)
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def test_validate_provider_phynet_name_multiple(self):
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self.driver._parse_networks(['flat_net1', 'flat_net2'])
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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self.driver.validate_provider_segment(segment)
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net2'}
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self.driver.validate_provider_segment(segment)
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def test_validate_provider_segment_without_physnet_restriction(self):
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self.driver._parse_networks('*')
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'other_flat_net'}
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self.driver.validate_provider_segment(segment)
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def test_validate_provider_segment_with_missing_physical_network(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT}
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self.assertRaises(exc.InvalidInput,
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self.driver.validate_provider_segment,
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segment)
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def test_validate_provider_segment_with_unsupported_physical_network(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'other_flat_net'}
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self.assertRaises(exc.InvalidInput,
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self.driver.validate_provider_segment,
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segment)
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def test_validate_provider_segment_with_unallowed_segmentation_id(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1',
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api.SEGMENTATION_ID: 1234}
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self.assertRaises(exc.InvalidInput,
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self.driver.validate_provider_segment,
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segment)
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def test_reserve_provider_segment(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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observed = self.driver.reserve_provider_segment(self.context, segment)
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alloc = self._get_allocation(self.context, observed)
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self.assertEqual(segment[api.PHYSICAL_NETWORK], alloc.physical_network)
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def test_release_segment(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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self.driver.reserve_provider_segment(self.context, segment)
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self.driver.release_segment(self.context, segment)
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alloc = self._get_allocation(self.context, segment)
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self.assertIsNone(alloc)
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def test_reserve_provider_segment_already_reserved(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'flat_net1'}
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self.driver.reserve_provider_segment(self.context, segment)
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self.assertRaises(n_exc.FlatNetworkInUse,
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self.driver.reserve_provider_segment,
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self.context, segment)
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def test_allocate_tenant_segment(self):
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observed = self.driver.allocate_tenant_segment(self.context)
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self.assertIsNone(observed)
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def test_get_mtu(self):
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cfg.CONF.set_override('global_physnet_mtu', 1475)
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cfg.CONF.set_override('path_mtu', 1400, group='ml2')
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self.driver.physnet_mtus = {'physnet1': 1450, 'physnet2': 1400}
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self.assertEqual(1450, self.driver.get_mtu('physnet1'))
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cfg.CONF.set_override('global_physnet_mtu', 1375)
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cfg.CONF.set_override('path_mtu', 1400, group='ml2')
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self.driver.physnet_mtus = {'physnet1': 1450, 'physnet2': 1400}
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self.assertEqual(1375, self.driver.get_mtu('physnet1'))
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cfg.CONF.set_override('global_physnet_mtu', 0)
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cfg.CONF.set_override('path_mtu', 1425, group='ml2')
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self.driver.physnet_mtus = {'physnet1': 1450, 'physnet2': 1400}
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self.assertEqual(1400, self.driver.get_mtu('physnet2'))
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cfg.CONF.set_override('global_physnet_mtu', 0)
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cfg.CONF.set_override('path_mtu', 0, group='ml2')
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self.driver.physnet_mtus = {}
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self.assertEqual(0, self.driver.get_mtu('physnet1'))
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def test_parse_physical_network_mtus(self):
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cfg.CONF.set_override(
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'physical_network_mtus',
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['physnet1:1500', 'physnet2:1500', 'physnet3:9000'],
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group='ml2')
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driver = type_flat.FlatTypeDriver()
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self.assertEqual('1500', driver.physnet_mtus['physnet1'])
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self.assertEqual('1500', driver.physnet_mtus['physnet2'])
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self.assertEqual('9000', driver.physnet_mtus['physnet3'])
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class FlatTypeDefaultTest(base.BaseTestCase):
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def setUp(self):
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super(FlatTypeDefaultTest, self).setUp()
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self.driver = type_flat.FlatTypeDriver()
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self.driver.physnet_mtus = []
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def test_validate_provider_segment_default(self):
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segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
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api.PHYSICAL_NETWORK: 'other_flat_net'}
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self.driver.validate_provider_segment(segment)
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