606 lines
27 KiB
Python
606 lines
27 KiB
Python
# Copyright (c) 2013 OpenStack Foundation
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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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#
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# @author: Sylvain Afchain, eNovance SAS
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# @author: Francois Eleouet, Orange
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# @author: Mathieu Rohon, Orange
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import mock
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from neutron.common import constants
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from neutron.common import topics
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from neutron import context
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from neutron.db import agents_db
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from neutron.db import api as db_api
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from neutron.extensions import portbindings
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from neutron.extensions import providernet as pnet
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from neutron import manager
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from neutron.openstack.common import timeutils
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from neutron.plugins.ml2 import config as config
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from neutron.plugins.ml2.drivers.l2pop import constants as l2_consts
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from neutron.plugins.ml2 import managers
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from neutron.plugins.ml2 import rpc
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from neutron.tests.unit import test_db_plugin as test_plugin
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HOST = 'my_l2_host'
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L2_AGENT = {
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'binary': 'neutron-openvswitch-agent',
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'host': HOST,
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'topic': constants.L2_AGENT_TOPIC,
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'configurations': {'tunneling_ip': '20.0.0.1',
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'tunnel_types': ['vxlan']},
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'agent_type': constants.AGENT_TYPE_OVS,
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'tunnel_type': [],
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'start_flag': True
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}
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L2_AGENT_2 = {
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'binary': 'neutron-openvswitch-agent',
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'host': HOST + '_2',
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'topic': constants.L2_AGENT_TOPIC,
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'configurations': {'tunneling_ip': '20.0.0.2',
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'tunnel_types': ['vxlan']},
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'agent_type': constants.AGENT_TYPE_OVS,
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'tunnel_type': [],
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'start_flag': True
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}
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L2_AGENT_3 = {
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'binary': 'neutron-openvswitch-agent',
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'host': HOST + '_3',
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'topic': constants.L2_AGENT_TOPIC,
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'configurations': {'tunneling_ip': '20.0.0.2',
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'tunnel_types': []},
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'agent_type': constants.AGENT_TYPE_OVS,
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'tunnel_type': [],
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'start_flag': True
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}
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PLUGIN_NAME = 'neutron.plugins.ml2.plugin.Ml2Plugin'
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NOTIFIER = 'neutron.plugins.ml2.rpc.AgentNotifierApi'
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class TestL2PopulationRpcTestCase(test_plugin.NeutronDbPluginV2TestCase):
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def setUp(self):
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# Enable the test mechanism driver to ensure that
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# we can successfully call through to all mechanism
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# driver apis.
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config.cfg.CONF.set_override('mechanism_drivers',
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['openvswitch', 'linuxbridge',
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'l2population'],
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'ml2')
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super(TestL2PopulationRpcTestCase, self).setUp(PLUGIN_NAME)
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self.addCleanup(config.cfg.CONF.reset)
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self.adminContext = context.get_admin_context()
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self.type_manager = managers.TypeManager()
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self.notifier = rpc.AgentNotifierApi(topics.AGENT)
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self.callbacks = rpc.RpcCallbacks(self.notifier, self.type_manager)
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self.orig_supported_agents = l2_consts.SUPPORTED_AGENT_TYPES
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l2_consts.SUPPORTED_AGENT_TYPES = [constants.AGENT_TYPE_OVS]
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net_arg = {pnet.NETWORK_TYPE: 'vxlan',
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pnet.SEGMENTATION_ID: '1'}
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self._network = self._make_network(self.fmt, 'net1', True,
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arg_list=(pnet.NETWORK_TYPE,
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pnet.SEGMENTATION_ID,),
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**net_arg)
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notifier_patch = mock.patch(NOTIFIER)
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notifier_patch.start()
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self.fanout_topic = topics.get_topic_name(topics.AGENT,
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topics.L2POPULATION,
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topics.UPDATE)
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fanout = ('neutron.openstack.common.rpc.proxy.RpcProxy.fanout_cast')
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fanout_patch = mock.patch(fanout)
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self.mock_fanout = fanout_patch.start()
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cast = ('neutron.openstack.common.rpc.proxy.RpcProxy.cast')
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cast_patch = mock.patch(cast)
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self.mock_cast = cast_patch.start()
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uptime = ('neutron.plugins.ml2.drivers.l2pop.db.L2populationDbMixin.'
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'get_agent_uptime')
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uptime_patch = mock.patch(uptime, return_value=190)
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uptime_patch.start()
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self.addCleanup(db_api.clear_db)
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def tearDown(self):
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l2_consts.SUPPORTED_AGENT_TYPES = self.orig_supported_agents
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super(TestL2PopulationRpcTestCase, self).tearDown()
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def _register_ml2_agents(self):
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callback = agents_db.AgentExtRpcCallback()
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callback.report_state(self.adminContext,
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agent_state={'agent_state': L2_AGENT},
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time=timeutils.strtime())
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callback.report_state(self.adminContext,
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agent_state={'agent_state': L2_AGENT_2},
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time=timeutils.strtime())
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callback.report_state(self.adminContext,
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agent_state={'agent_state': L2_AGENT_3},
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time=timeutils.strtime())
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def test_fdb_add_called(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port1:
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg):
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p1 = port1['port']
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device = 'tap' + p1['id']
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device)
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p1_ips = [p['ip_address'] for p in p1['fixed_ips']]
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expected = {'args':
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{'fdb_entries':
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{p1['network_id']:
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{'ports':
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{'20.0.0.1': [constants.FLOODING_ENTRY,
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[p1['mac_address'],
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p1_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'add_fdb_entries'}
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self.mock_fanout.assert_called_with(
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mock.ANY, expected, topic=self.fanout_topic)
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def test_fdb_add_not_called_type_local(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST + '_3'}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port1:
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg):
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p1 = port1['port']
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device = 'tap' + p1['id']
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device)
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self.assertFalse(self.mock_fanout.called)
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def test_fdb_add_two_agents(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST,
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'admin_state_up': True}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID, 'admin_state_up',),
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**host_arg) as port1:
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host_arg = {portbindings.HOST_ID: HOST + '_2',
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'admin_state_up': True}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,
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'admin_state_up',),
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**host_arg) as port2:
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p1 = port1['port']
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p2 = port2['port']
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device = 'tap' + p1['id']
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self.mock_cast.reset_mock()
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device)
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p1_ips = [p['ip_address'] for p in p1['fixed_ips']]
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p2_ips = [p['ip_address'] for p in p2['fixed_ips']]
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expected1 = {'args':
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{'fdb_entries':
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{p1['network_id']:
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{'ports':
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{'20.0.0.2': [constants.FLOODING_ENTRY,
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[p2['mac_address'],
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p2_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'add_fdb_entries'}
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topic = topics.get_topic_name(topics.AGENT,
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topics.L2POPULATION,
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topics.UPDATE,
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HOST)
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self.mock_cast.assert_called_with(mock.ANY,
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expected1,
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topic=topic)
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expected2 = {'args':
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{'fdb_entries':
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{p1['network_id']:
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{'ports':
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{'20.0.0.1': [constants.FLOODING_ENTRY,
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[p1['mac_address'],
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p1_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'add_fdb_entries'}
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self.mock_fanout.assert_called_with(
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mock.ANY, expected2, topic=self.fanout_topic)
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def test_fdb_add_called_two_networks(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST + '_2'}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port1:
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with self.subnet(cidr='10.1.0.0/24') as subnet2:
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with self.port(subnet=subnet2,
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arg_list=(portbindings.HOST_ID,),
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**host_arg):
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host_arg = {portbindings.HOST_ID: HOST}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port3:
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p1 = port1['port']
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p3 = port3['port']
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device = 'tap' + p3['id']
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self.mock_cast.reset_mock()
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(
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self.adminContext, agent_id=HOST,
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device=device)
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p1_ips = [p['ip_address']
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for p in p1['fixed_ips']]
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expected1 = {'args':
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{'fdb_entries':
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{p1['network_id']:
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{'ports':
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{'20.0.0.2':
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[constants.FLOODING_ENTRY,
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[p1['mac_address'],
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p1_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'add_fdb_entries'}
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topic = topics.get_topic_name(topics.AGENT,
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topics.L2POPULATION,
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topics.UPDATE,
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HOST)
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self.mock_cast.assert_called_with(mock.ANY,
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expected1,
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topic=topic)
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p3_ips = [p['ip_address']
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for p in p3['fixed_ips']]
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expected2 = {'args':
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{'fdb_entries':
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{p1['network_id']:
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{'ports':
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{'20.0.0.1':
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[constants.FLOODING_ENTRY,
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[p3['mac_address'],
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p3_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'add_fdb_entries'}
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self.mock_fanout.assert_called_with(
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mock.ANY, expected2,
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topic=self.fanout_topic)
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def test_update_port_down(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port1:
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port2:
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p2 = port2['port']
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device2 = 'tap' + p2['id']
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device2)
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p1 = port1['port']
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device1 = 'tap' + p1['id']
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device1)
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_down(self.adminContext,
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agent_id=HOST,
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device=device2)
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p2_ips = [p['ip_address'] for p in p2['fixed_ips']]
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expected = {'args':
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{'fdb_entries':
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{p2['network_id']:
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{'ports':
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{'20.0.0.1': [[p2['mac_address'],
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p2_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'remove_fdb_entries'}
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self.mock_fanout.assert_called_with(
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mock.ANY, expected, topic=self.fanout_topic)
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def test_update_port_down_last_port_up(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg):
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port2:
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p2 = port2['port']
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device2 = 'tap' + p2['id']
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device2)
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self.callbacks.update_device_down(self.adminContext,
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agent_id=HOST,
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device=device2)
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p2_ips = [p['ip_address'] for p in p2['fixed_ips']]
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expected = {'args':
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{'fdb_entries':
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{p2['network_id']:
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{'ports':
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{'20.0.0.1': [constants.FLOODING_ENTRY,
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[p2['mac_address'],
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p2_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'remove_fdb_entries'}
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self.mock_fanout.assert_called_with(
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mock.ANY, expected, topic=self.fanout_topic)
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def test_delete_port(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port:
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p1 = port['port']
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device = 'tap' + p1['id']
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device)
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port2:
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p2 = port2['port']
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device1 = 'tap' + p2['id']
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self.mock_fanout.reset_mock()
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device1)
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p2_ips = [p['ip_address'] for p in p2['fixed_ips']]
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expected = {'args':
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{'fdb_entries':
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{p2['network_id']:
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{'ports':
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{'20.0.0.1': [[p2['mac_address'],
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p2_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'remove_fdb_entries'}
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self.mock_fanout.assert_any_call(
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mock.ANY, expected, topic=self.fanout_topic)
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def test_delete_port_last_port_up(self):
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self._register_ml2_agents()
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with self.subnet(network=self._network) as subnet:
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host_arg = {portbindings.HOST_ID: HOST}
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg):
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with self.port(subnet=subnet,
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arg_list=(portbindings.HOST_ID,),
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**host_arg) as port:
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p1 = port['port']
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device = 'tap' + p1['id']
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self.callbacks.update_device_up(self.adminContext,
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agent_id=HOST,
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device=device)
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p1_ips = [p['ip_address'] for p in p1['fixed_ips']]
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expected = {'args':
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{'fdb_entries':
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{p1['network_id']:
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{'ports':
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{'20.0.0.1': [constants.FLOODING_ENTRY,
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[p1['mac_address'],
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p1_ips[0]]]},
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'network_type': 'vxlan',
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'segment_id': 1}}},
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'namespace': None,
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'method': 'remove_fdb_entries'}
|
|
|
|
self.mock_fanout.assert_any_call(
|
|
mock.ANY, expected, topic=self.fanout_topic)
|
|
|
|
def test_fixed_ips_changed(self):
|
|
self._register_ml2_agents()
|
|
|
|
with self.subnet(network=self._network) as subnet:
|
|
host_arg = {portbindings.HOST_ID: HOST}
|
|
with self.port(subnet=subnet, cidr='10.0.0.0/24',
|
|
arg_list=(portbindings.HOST_ID,),
|
|
**host_arg) as port1:
|
|
p1 = port1['port']
|
|
|
|
device = 'tap' + p1['id']
|
|
|
|
self.callbacks.update_device_up(self.adminContext,
|
|
agent_id=HOST,
|
|
device=device)
|
|
|
|
self.mock_fanout.reset_mock()
|
|
|
|
data = {'port': {'fixed_ips': [{'ip_address': '10.0.0.2'},
|
|
{'ip_address': '10.0.0.10'}]}}
|
|
req = self.new_update_request('ports', data, p1['id'])
|
|
res = self.deserialize(self.fmt, req.get_response(self.api))
|
|
ips = res['port']['fixed_ips']
|
|
self.assertEqual(len(ips), 2)
|
|
|
|
add_expected = {'args':
|
|
{'fdb_entries':
|
|
{'chg_ip':
|
|
{p1['network_id']:
|
|
{'20.0.0.1':
|
|
{'after': [[p1['mac_address'],
|
|
'10.0.0.10']]}}}}},
|
|
'namespace': None,
|
|
'method': 'update_fdb_entries'}
|
|
|
|
self.mock_fanout.assert_any_call(
|
|
mock.ANY, add_expected, topic=self.fanout_topic)
|
|
|
|
self.mock_fanout.reset_mock()
|
|
|
|
data = {'port': {'fixed_ips': [{'ip_address': '10.0.0.2'},
|
|
{'ip_address': '10.0.0.16'}]}}
|
|
req = self.new_update_request('ports', data, p1['id'])
|
|
res = self.deserialize(self.fmt, req.get_response(self.api))
|
|
ips = res['port']['fixed_ips']
|
|
self.assertEqual(len(ips), 2)
|
|
|
|
upd_expected = {'args':
|
|
{'fdb_entries':
|
|
{'chg_ip':
|
|
{p1['network_id']:
|
|
{'20.0.0.1':
|
|
{'before': [[p1['mac_address'],
|
|
'10.0.0.10']],
|
|
'after': [[p1['mac_address'],
|
|
'10.0.0.16']]}}}}},
|
|
'namespace': None,
|
|
'method': 'update_fdb_entries'}
|
|
|
|
self.mock_fanout.assert_any_call(
|
|
mock.ANY, upd_expected, topic=self.fanout_topic)
|
|
|
|
self.mock_fanout.reset_mock()
|
|
|
|
data = {'port': {'fixed_ips': [{'ip_address': '10.0.0.16'}]}}
|
|
req = self.new_update_request('ports', data, p1['id'])
|
|
res = self.deserialize(self.fmt, req.get_response(self.api))
|
|
ips = res['port']['fixed_ips']
|
|
self.assertEqual(len(ips), 1)
|
|
|
|
del_expected = {'args':
|
|
{'fdb_entries':
|
|
{'chg_ip':
|
|
{p1['network_id']:
|
|
{'20.0.0.1':
|
|
{'before': [[p1['mac_address'],
|
|
'10.0.0.2']]}}}}},
|
|
'namespace': None,
|
|
'method': 'update_fdb_entries'}
|
|
|
|
self.mock_fanout.assert_any_call(
|
|
mock.ANY, del_expected, topic=self.fanout_topic)
|
|
|
|
def test_no_fdb_updates_without_port_updates(self):
|
|
self._register_ml2_agents()
|
|
|
|
with self.subnet(network=self._network) as subnet:
|
|
host_arg = {portbindings.HOST_ID: HOST}
|
|
with self.port(subnet=subnet, cidr='10.0.0.0/24',
|
|
arg_list=(portbindings.HOST_ID,),
|
|
**host_arg) as port1:
|
|
p1 = port1['port']
|
|
|
|
device = 'tap' + p1['id']
|
|
|
|
self.callbacks.update_device_up(self.adminContext,
|
|
agent_id=HOST,
|
|
device=device)
|
|
p1['status'] = 'ACTIVE'
|
|
self.mock_fanout.reset_mock()
|
|
|
|
fanout = ('neutron.plugins.ml2.drivers.l2pop.rpc.'
|
|
'L2populationAgentNotifyAPI._notification_fanout')
|
|
fanout_patch = mock.patch(fanout)
|
|
mock_fanout = fanout_patch.start()
|
|
|
|
plugin = manager.NeutronManager.get_plugin()
|
|
plugin.update_port(self.adminContext, p1['id'], port1)
|
|
|
|
self.assertFalse(mock_fanout.called)
|
|
fanout_patch.stop()
|