neutron/neutron/tests/unit/ml2/test_type_flat.py

111 lines
4.6 KiB
Python

# Copyright (c) 2014 Thales Services SAS
# 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.
from neutron.common import exceptions as exc
import neutron.db.api as db
from neutron.plugins.common import constants as p_const
from neutron.plugins.ml2 import driver_api as api
from neutron.plugins.ml2.drivers import type_flat
from neutron.tests import base
from oslo.config import cfg
FLAT_NETWORKS = ['flat_net1', 'flat_net2']
class FlatTypeTest(base.BaseTestCase):
def setUp(self):
super(FlatTypeTest, self).setUp()
db.configure_db()
cfg.CONF.set_override('flat_networks', FLAT_NETWORKS,
group='ml2_type_flat')
self.driver = type_flat.FlatTypeDriver()
self.session = db.get_session()
self.addCleanup(db.clear_db)
def _get_allocation(self, session, segment):
return session.query(type_flat.FlatAllocation).filter_by(
physical_network=segment[api.PHYSICAL_NETWORK]).first()
def test_validate_provider_segment(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'flat_net1'}
self.driver.validate_provider_segment(segment)
def test_validate_provider_phynet_name(self):
self.assertRaises(exc.InvalidInput,
self.driver._parse_networks,
entries=[''])
def test_validate_provider_phynet_name_multiple(self):
self.assertRaises(exc.InvalidInput,
self.driver._parse_networks,
entries=['flat_net1', ''])
def test_validate_provider_segment_without_physnet_restriction(self):
self.driver._parse_networks('*')
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'other_flat_net'}
self.driver.validate_provider_segment(segment)
def test_validate_provider_segment_with_missing_physical_network(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT}
self.assertRaises(exc.InvalidInput,
self.driver.validate_provider_segment,
segment)
def test_validate_provider_segment_with_unsupported_physical_network(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'other_flat_net'}
self.assertRaises(exc.InvalidInput,
self.driver.validate_provider_segment,
segment)
def test_validate_provider_segment_with_unallowed_segmentation_id(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'flat_net1',
api.SEGMENTATION_ID: 1234}
self.assertRaises(exc.InvalidInput,
self.driver.validate_provider_segment,
segment)
def test_reserve_provider_segment(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'flat_net1'}
self.driver.reserve_provider_segment(self.session, segment)
alloc = self._get_allocation(self.session, segment)
self.assertEqual(segment[api.PHYSICAL_NETWORK], alloc.physical_network)
def test_release_segment(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'flat_net1'}
self.driver.reserve_provider_segment(self.session, segment)
self.driver.release_segment(self.session, segment)
alloc = self._get_allocation(self.session, segment)
self.assertIsNone(alloc)
def test_reserve_provider_segment_already_reserved(self):
segment = {api.NETWORK_TYPE: p_const.TYPE_FLAT,
api.PHYSICAL_NETWORK: 'flat_net1'}
self.driver.reserve_provider_segment(self.session, segment)
self.assertRaises(exc.FlatNetworkInUse,
self.driver.reserve_provider_segment,
self.session, segment)
def test_allocate_tenant_segment(self):
observed = self.driver.allocate_tenant_segment(self.session)
self.assertIsNone(observed)