133 lines
4.9 KiB
Python
133 lines
4.9 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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from neutron_lib import constants
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from oslo_utils import uuidutils
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from neutron.tests.common.agents import l2_extensions
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from neutron.tests.fullstack import base
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from neutron.tests.fullstack.resources import config
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from neutron.tests.fullstack.resources import environment
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from neutron.tests.unit import testlib_api
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load_tests = testlib_api.module_load_tests
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class BaseSegmentationIdTest(base.BaseFullStackTestCase):
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network_type = "vlan"
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def setUp(self):
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host_descriptions = [
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environment.HostDescription(
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l2_agent_type=self.l2_agent_type, l3_agent=False
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) for _ in range(self.num_hosts)]
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env = environment.Environment(
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environment.EnvironmentDescription(
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network_type=self.network_type),
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host_descriptions)
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super(BaseSegmentationIdTest, self).setUp(env)
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self.project_id = uuidutils.generate_uuid()
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def _create_network(self):
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seg_id = 100
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network = self.safe_client.create_network(
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self.project_id, network_type=self.network_type,
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segmentation_id=seg_id,
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physical_network=config.PHYSICAL_NETWORK_NAME)
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self.assertEqual(seg_id, network['provider:segmentation_id'])
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# Ensure that segmentation_id is really set properly in DB
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network = self.safe_client.client.show_network(
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network['id'])['network']
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self.assertEqual(seg_id, network['provider:segmentation_id'])
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return network
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def _update_segmentation_id(self, network):
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new_seg_id = network['provider:segmentation_id'] + 1
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new_net_args = {'provider:segmentation_id': new_seg_id}
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network = self.safe_client.update_network(
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network['id'], **new_net_args)
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self.assertEqual(
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new_seg_id, network['provider:segmentation_id'])
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# Ensure that segmentation_id was really changed
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network = self.safe_client.client.show_network(
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network['id'])['network']
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self.assertEqual(new_seg_id, network['provider:segmentation_id'])
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return network
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class TestSegmentationId(BaseSegmentationIdTest):
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scenarios = [
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('Open vSwitch Agent', {'l2_agent_type': constants.AGENT_TYPE_OVS}),
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]
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num_hosts = 1
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def test_change_segmentation_id(self):
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network = self._create_network()
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# Now change segmentation_id to some other value when there are no
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# ports created in network
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network = self._update_segmentation_id(network)
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self.safe_client.create_subnet(
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self.project_id, network['id'], '20.0.0.0/24')
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# Create some unbound and binding_failed ports
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# Unbound port
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self.safe_client.create_port(self.project_id, network['id'])
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# Port failed to bind
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self.safe_client.create_port(self.project_id, network['id'],
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"non-existing-host")
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# Test update segmentation_id to some othe value with unbound and
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# binding_failed ports created in the network
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network = self._update_segmentation_id(network)
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# Create bound port
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self.safe_client.create_port(self.project_id, network['id'],
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self.environment.hosts[0].hostname)
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# Test update segmentation_id to some othe value when bound ports are
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# created in the network
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self._update_segmentation_id(network)
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class TestSegmentationIdConnectivity(BaseSegmentationIdTest):
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scenarios = [
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('Open vSwitch Agent', {'l2_agent_type': constants.AGENT_TYPE_OVS})]
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num_hosts = 2
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def _ensure_vlan_id_set_in_flows(self, vlan_id):
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for host in self.environment.hosts:
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l2_extensions.wait_for_mod_vlan_id_applied(host.br_phys, vlan_id)
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def test_connectivity_after_segmentation_id_update(self):
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network = self._create_network()
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self.safe_client.create_subnet(
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self.project_id, network['id'],
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cidr='10.0.0.0/24',
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gateway_ip='10.0.0.1',
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name='subnet-test',
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enable_dhcp=False)
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vms = self._prepare_vms_in_net(self.project_id, network, False)
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self._ensure_vlan_id_set_in_flows(network['provider:segmentation_id'])
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vms.ping_all()
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network = self._update_segmentation_id(network)
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self._ensure_vlan_id_set_in_flows(network['provider:segmentation_id'])
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vms.ping_all()
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