327 lines
15 KiB
Python
327 lines
15 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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import mock
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from neutron_lib import constants as const
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from neutron_lib.plugins import directory
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from neutron.conf.plugins.ml2.drivers import driver_type
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from neutron import context
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from neutron.extensions import portbindings
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from neutron.plugins.ml2 import config
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from neutron.plugins.ml2 import driver_context
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from neutron.plugins.ml2 import models as ml2_models
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from neutron.tests.unit.db import test_db_base_plugin_v2 as test_plugin
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class PortBindingTestCase(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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['logger', 'test'],
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'ml2')
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# NOTE(dasm): ml2_type_vlan requires to be registered before used.
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# This piece was refactored and removed from .config, so it causes
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# a problem, when tests are executed with pdb.
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# There is no problem when tests are running without debugger.
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driver_type.register_ml2_drivers_vlan_opts()
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config.cfg.CONF.set_override('network_vlan_ranges',
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['physnet1:1000:1099'],
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group='ml2_type_vlan')
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super(PortBindingTestCase, self).setUp('ml2')
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self.port_create_status = 'DOWN'
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self.plugin = directory.get_plugin()
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self.plugin.start_rpc_listeners()
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def _check_response(self, port, vif_type, has_port_filter, bound, status):
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self.assertEqual(vif_type, port[portbindings.VIF_TYPE])
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vif_details = port[portbindings.VIF_DETAILS]
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port_status = port['status']
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if bound:
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# TODO(rkukura): Replace with new VIF security details
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self.assertEqual(has_port_filter,
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vif_details[portbindings.CAP_PORT_FILTER])
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self.assertEqual(status or 'DOWN', port_status)
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else:
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self.assertEqual('DOWN', port_status)
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def _test_port_binding(self, host, vif_type, has_port_filter, bound,
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status=None, network_type='local'):
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mac_address = 'aa:aa:aa:aa:aa:aa'
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host_arg = {portbindings.HOST_ID: host,
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'mac_address': mac_address}
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with self.port(name='name', arg_list=(portbindings.HOST_ID,),
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**host_arg) as port:
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self._check_response(port['port'], vif_type, has_port_filter,
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bound, status)
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port_id = port['port']['id']
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neutron_context = context.get_admin_context()
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details = self.plugin.endpoints[0].get_device_details(
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neutron_context, agent_id="theAgentId", device=port_id)
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if bound:
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self.assertEqual(network_type, details['network_type'])
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self.assertEqual(mac_address, details['mac_address'])
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else:
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self.assertNotIn('network_type', details)
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self.assertNotIn('mac_address', details)
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def test_unbound(self):
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self._test_port_binding("",
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portbindings.VIF_TYPE_UNBOUND,
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False, False)
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def test_binding_failed(self):
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self._test_port_binding("host-fail",
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portbindings.VIF_TYPE_BINDING_FAILED,
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False, False)
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def test_binding_no_filter(self):
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self._test_port_binding("host-ovs-no_filter",
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portbindings.VIF_TYPE_OVS,
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False, True)
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def test_binding_filter(self):
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self._test_port_binding("host-bridge-filter",
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portbindings.VIF_TYPE_BRIDGE,
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True, True)
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def test_binding_status_active(self):
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self._test_port_binding("host-ovs-filter-active",
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portbindings.VIF_TYPE_OVS,
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True, True, 'ACTIVE')
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def test_update_port_binding_no_binding(self):
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ctx = context.get_admin_context()
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with self.port(name='name') as port:
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# emulating concurrent binding deletion
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(ctx.session.query(ml2_models.PortBinding).
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filter_by(port_id=port['port']['id']).delete())
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self.assertIsNone(
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self.plugin.get_bound_port_context(ctx, port['port']['id']))
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def test_hierarchical_binding(self):
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self._test_port_binding("host-hierarchical",
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portbindings.VIF_TYPE_OVS,
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False, True, network_type='vlan')
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def test_get_bound_port_context_cache_hit(self):
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ctx = context.get_admin_context()
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with self.port(name='name') as port:
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cached_network_id = port['port']['network_id']
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some_network = {'id': cached_network_id}
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cached_networks = {cached_network_id: some_network}
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self.plugin.get_network = mock.Mock(return_value=some_network)
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self.plugin.get_bound_port_context(ctx, port['port']['id'],
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cached_networks=cached_networks)
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self.assertFalse(self.plugin.get_network.called)
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def _test_update_port_binding(self, host, new_host=None):
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with mock.patch.object(self.plugin,
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'_notify_port_updated') as notify_mock:
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host_arg = {portbindings.HOST_ID: host}
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update_body = {'name': 'test_update'}
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if new_host is not None:
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update_body[portbindings.HOST_ID] = new_host
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with self.port(name='name', arg_list=(portbindings.HOST_ID,),
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**host_arg) as port:
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neutron_context = context.get_admin_context()
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updated_port = self._update('ports', port['port']['id'],
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{'port': update_body},
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neutron_context=neutron_context)
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port_data = updated_port['port']
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if new_host is not None:
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self.assertEqual(new_host,
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port_data[portbindings.HOST_ID])
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else:
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self.assertEqual(host, port_data[portbindings.HOST_ID])
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if new_host is not None and new_host != host:
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notify_mock.assert_called_once_with(mock.ANY)
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else:
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self.assertFalse(notify_mock.called)
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def test_update_with_new_host_binding_notifies_agent(self):
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self._test_update_port_binding('host-ovs-no_filter',
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'host-bridge-filter')
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def test_update_with_same_host_binding_does_not_notify(self):
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self._test_update_port_binding('host-ovs-no_filter',
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'host-ovs-no_filter')
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def test_update_without_binding_does_not_notify(self):
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self._test_update_port_binding('host-ovs-no_filter')
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def testt_update_from_empty_to_host_binding_notifies_agent(self):
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self._test_update_port_binding('', 'host-ovs-no_filter')
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def test_update_from_host_to_empty_binding_notifies_agent(self):
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self._test_update_port_binding('host-ovs-no_filter', '')
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def test_process_binding_port_host_id_changed(self):
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ctx = context.get_admin_context()
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plugin = directory.get_plugin()
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host_id = {portbindings.HOST_ID: 'host1'}
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with self.port(**host_id) as port:
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# Since the port is DOWN at first
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# It's necessary to make its status ACTIVE for this test
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plugin.update_port_status(ctx, port['port']['id'],
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const.PORT_STATUS_ACTIVE)
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attrs = port['port']
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attrs['status'] = const.PORT_STATUS_ACTIVE
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original_port = attrs.copy()
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attrs['binding:host_id'] = 'host2'
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updated_port = attrs.copy()
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network = {'id': attrs['network_id']}
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binding = ml2_models.PortBinding(
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port_id=original_port['id'],
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host=original_port['binding:host_id'],
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vnic_type=original_port['binding:vnic_type'],
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profile=original_port['binding:profile'],
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vif_type=original_port['binding:vif_type'],
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vif_details=original_port['binding:vif_details'])
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levels = 1
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mech_context = driver_context.PortContext(
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plugin, ctx, updated_port, network, binding, levels,
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original_port=original_port)
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plugin._process_port_binding(mech_context, port['port'])
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self.assertEqual(const.PORT_STATUS_DOWN, updated_port['status'])
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port_dict = plugin.get_port(ctx, port['port']['id'])
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self.assertEqual(const.PORT_STATUS_DOWN, port_dict['status'])
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def test_distributed_binding(self):
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ctx = context.get_admin_context()
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with self.port(device_owner=const.DEVICE_OWNER_DVR_INTERFACE) as port:
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port_id = port['port']['id']
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# Verify port's VIF type and status.
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self.assertEqual(portbindings.VIF_TYPE_DISTRIBUTED,
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port['port'][portbindings.VIF_TYPE])
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self.assertEqual('DOWN', port['port']['status'])
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# Update port to bind for a host.
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self.plugin.update_distributed_port_binding(ctx, port_id, {'port':
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{portbindings.HOST_ID: 'host-ovs-no_filter',
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'device_id': 'router1'}})
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# Get port and verify VIF type and status unchanged.
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port = self._show('ports', port_id)
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self.assertEqual(portbindings.VIF_TYPE_DISTRIBUTED,
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port['port'][portbindings.VIF_TYPE])
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self.assertEqual('DOWN', port['port']['status'])
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# Get and verify binding details for host
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details = self.plugin.endpoints[0].get_device_details(
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ctx, agent_id="theAgentId", device=port_id,
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host='host-ovs-no_filter')
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self.assertEqual('local', details['network_type'])
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# Get port and verify VIF type and changed status.
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port = self._show('ports', port_id)
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self.assertEqual(portbindings.VIF_TYPE_DISTRIBUTED,
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port['port'][portbindings.VIF_TYPE])
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self.assertEqual('BUILD', port['port']['status'])
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# Mark device up.
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self.plugin.endpoints[0].update_device_up(
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ctx, agent_id="theAgentId", device=port_id,
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host='host-ovs-no_filter')
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# Get port and verify VIF type and changed status.
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port = self._show('ports', port_id)
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self.assertEqual(portbindings.VIF_TYPE_DISTRIBUTED,
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port['port'][portbindings.VIF_TYPE])
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self.assertEqual('ACTIVE', port['port']['status'])
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# Mark device down.
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self.plugin.endpoints[0].update_device_down(
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ctx, agent_id="theAgentId", device=port_id,
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host='host-ovs-no_filter')
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# Get port and verify VIF type and changed status.
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port = self._show('ports', port_id)
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self.assertEqual(portbindings.VIF_TYPE_DISTRIBUTED,
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port['port'][portbindings.VIF_TYPE])
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self.assertEqual('DOWN', port['port']['status'])
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def test_distributed_binding_multi_host_status(self):
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ctx = context.get_admin_context()
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with self.port(device_owner=const.DEVICE_OWNER_DVR_INTERFACE) as port:
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port_id = port['port']['id']
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# Update port to bind for 1st host.
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self.plugin.update_distributed_port_binding(ctx, port_id, {'port':
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{portbindings.HOST_ID: 'host-ovs-no_filter',
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'device_id': 'router1'}})
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# Mark 1st device up.
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self.plugin.endpoints[0].update_device_up(
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ctx, agent_id="theAgentId", device=port_id,
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host='host-ovs-no_filter')
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# Get port and verify status is ACTIVE.
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port = self._show('ports', port_id)
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self.assertEqual('ACTIVE', port['port']['status'])
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# Update port to bind for a 2nd host.
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self.plugin.update_distributed_port_binding(ctx, port_id, {'port':
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{portbindings.HOST_ID: 'host-bridge-filter',
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'device_id': 'router1'}})
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# Mark 2nd device up.
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self.plugin.endpoints[0].update_device_up(
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ctx, agent_id="the2ndAgentId", device=port_id,
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host='host-bridge-filter')
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# Get port and verify status unchanged.
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port = self._show('ports', port_id)
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self.assertEqual('ACTIVE', port['port']['status'])
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# Mark 1st device down.
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self.plugin.endpoints[0].update_device_down(
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ctx, agent_id="theAgentId", device=port_id,
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host='host-ovs-no_filter')
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# Get port and verify status unchanged.
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port = self._show('ports', port_id)
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self.assertEqual('ACTIVE', port['port']['status'])
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# Mark 2nd device down.
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self.plugin.endpoints[0].update_device_down(
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ctx, agent_id="the2ndAgentId", device=port_id,
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host='host-bridge-filter')
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# Get port and verify status is DOWN.
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port = self._show('ports', port_id)
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self.assertEqual('DOWN', port['port']['status'])
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def test_distributed_binding_update_unbound_host(self):
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ctx = context.get_admin_context()
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with self.port(device_owner=const.DEVICE_OWNER_DVR_INTERFACE) as port:
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port_id = port['port']['id']
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# Mark device up without first binding on host.
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self.plugin.endpoints[0].update_device_up(
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ctx, agent_id="theAgentId", device=port_id,
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host='host-ovs-no_filter')
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# Get port and verify status is still DOWN.
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port = self._show('ports', port_id)
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self.assertEqual('DOWN', port['port']['status'])
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