840 lines
39 KiB
Python
840 lines
39 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2012 OpenStack Foundation.
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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 contextlib
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import sys
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import mock
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from oslo.config import cfg
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import testtools
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from neutron.agent.linux import ip_lib
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from neutron.agent.linux import ovs_lib
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from neutron.agent.linux import utils
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from neutron.common import constants as n_const
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from neutron.plugins.common import constants as p_const
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from neutron.plugins.openvswitch.agent import ovs_neutron_agent
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from neutron.plugins.openvswitch.common import constants
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from neutron.tests import base
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NOTIFIER = ('neutron.plugins.openvswitch.'
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'ovs_neutron_plugin.AgentNotifierApi')
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class CreateAgentConfigMap(base.BaseTestCase):
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def test_create_agent_config_map_succeeds(self):
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self.assertTrue(ovs_neutron_agent.create_agent_config_map(cfg.CONF))
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def test_create_agent_config_map_fails_for_invalid_tunnel_config(self):
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# An ip address is required for tunneling but there is no default,
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# verify this for both gre and vxlan tunnels.
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cfg.CONF.set_override('tunnel_types', [p_const.TYPE_GRE],
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group='AGENT')
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with testtools.ExpectedException(ValueError):
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ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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cfg.CONF.set_override('tunnel_types', [p_const.TYPE_VXLAN],
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group='AGENT')
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with testtools.ExpectedException(ValueError):
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ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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def test_create_agent_config_map_enable_tunneling(self):
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# Verify setting only enable_tunneling will default tunnel_type to GRE
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cfg.CONF.set_override('tunnel_types', None, group='AGENT')
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cfg.CONF.set_override('enable_tunneling', True, group='OVS')
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cfg.CONF.set_override('local_ip', '10.10.10.10', group='OVS')
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cfgmap = ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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self.assertEqual(cfgmap['tunnel_types'], [p_const.TYPE_GRE])
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def test_create_agent_config_map_fails_no_local_ip(self):
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# An ip address is required for tunneling but there is no default
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cfg.CONF.set_override('enable_tunneling', True, group='OVS')
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with testtools.ExpectedException(ValueError):
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ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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def test_create_agent_config_map_fails_for_invalid_tunnel_type(self):
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cfg.CONF.set_override('tunnel_types', ['foobar'], group='AGENT')
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with testtools.ExpectedException(ValueError):
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ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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def test_create_agent_config_map_multiple_tunnel_types(self):
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cfg.CONF.set_override('local_ip', '10.10.10.10', group='OVS')
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cfg.CONF.set_override('tunnel_types', [p_const.TYPE_GRE,
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p_const.TYPE_VXLAN], group='AGENT')
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cfgmap = ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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self.assertEqual(cfgmap['tunnel_types'],
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[p_const.TYPE_GRE, p_const.TYPE_VXLAN])
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class TestOvsNeutronAgent(base.BaseTestCase):
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def setUp(self):
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super(TestOvsNeutronAgent, self).setUp()
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notifier_p = mock.patch(NOTIFIER)
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notifier_cls = notifier_p.start()
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self.notifier = mock.Mock()
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notifier_cls.return_value = self.notifier
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cfg.CONF.set_default('firewall_driver',
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'neutron.agent.firewall.NoopFirewallDriver',
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group='SECURITYGROUP')
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# Avoid rpc initialization for unit tests
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cfg.CONF.set_override('rpc_backend',
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'neutron.openstack.common.rpc.impl_fake')
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kwargs = ovs_neutron_agent.create_agent_config_map(cfg.CONF)
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class MockFixedIntervalLoopingCall(object):
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def __init__(self, f):
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self.f = f
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def start(self, interval=0):
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self.f()
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with contextlib.nested(
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mock.patch('neutron.plugins.openvswitch.agent.ovs_neutron_agent.'
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'OVSNeutronAgent.setup_integration_br',
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return_value=mock.Mock()),
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mock.patch('neutron.plugins.openvswitch.agent.ovs_neutron_agent.'
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'OVSNeutronAgent.setup_ancillary_bridges',
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return_value=[]),
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mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
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'get_local_port_mac',
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return_value='00:00:00:00:00:01'),
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mock.patch('neutron.agent.linux.utils.get_interface_mac',
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return_value='00:00:00:00:00:01'),
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mock.patch('neutron.openstack.common.loopingcall.'
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'FixedIntervalLoopingCall',
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new=MockFixedIntervalLoopingCall)):
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self.agent = ovs_neutron_agent.OVSNeutronAgent(**kwargs)
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self.agent.tun_br = mock.Mock()
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self.agent.sg_agent = mock.Mock()
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def _mock_port_bound(self, ofport=None, new_local_vlan=None,
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old_local_vlan=None):
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port = mock.Mock()
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port.ofport = ofport
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net_uuid = 'my-net-uuid'
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if old_local_vlan is not None:
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self.agent.local_vlan_map[net_uuid] = (
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ovs_neutron_agent.LocalVLANMapping(
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old_local_vlan, None, None, None))
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with contextlib.nested(
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mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
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'set_db_attribute', return_value=True),
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mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
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'db_get_val', return_value=str(old_local_vlan)),
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mock.patch.object(self.agent.int_br, 'delete_flows')
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) as (set_ovs_db_func, get_ovs_db_func, delete_flows_func):
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self.agent.port_bound(port, net_uuid, 'local', None, None)
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get_ovs_db_func.assert_called_once_with("Port", mock.ANY, "tag")
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if new_local_vlan != old_local_vlan:
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set_ovs_db_func.assert_called_once_with(
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"Port", mock.ANY, "tag", str(new_local_vlan))
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if ofport != -1:
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delete_flows_func.assert_called_once_with(in_port=port.ofport)
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else:
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self.assertFalse(delete_flows_func.called)
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else:
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self.assertFalse(set_ovs_db_func.called)
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self.assertFalse(delete_flows_func.called)
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def test_port_bound_deletes_flows_for_valid_ofport(self):
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self._mock_port_bound(ofport=1, new_local_vlan=1)
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def test_port_bound_ignores_flows_for_invalid_ofport(self):
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self._mock_port_bound(ofport=-1, new_local_vlan=1)
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def test_port_bound_does_not_rewire_if_already_bound(self):
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self._mock_port_bound(ofport=-1, new_local_vlan=1, old_local_vlan=1)
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def _test_port_dead(self, cur_tag=None):
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port = mock.Mock()
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port.ofport = 1
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with contextlib.nested(
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mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
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'set_db_attribute', return_value=True),
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mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
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'db_get_val', return_value=cur_tag),
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mock.patch.object(self.agent.int_br, 'add_flow')
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) as (set_ovs_db_func, get_ovs_db_func, add_flow_func):
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self.agent.port_dead(port)
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get_ovs_db_func.assert_called_once_with("Port", mock.ANY, "tag")
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if cur_tag == ovs_neutron_agent.DEAD_VLAN_TAG:
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self.assertFalse(set_ovs_db_func.called)
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self.assertFalse(add_flow_func.called)
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else:
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set_ovs_db_func.assert_called_once_with(
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"Port", mock.ANY, "tag", str(ovs_neutron_agent.DEAD_VLAN_TAG))
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add_flow_func.assert_called_once_with(
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priority=2, in_port=port.ofport, actions="drop")
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def test_port_dead(self):
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self._test_port_dead()
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def test_port_dead_with_port_already_dead(self):
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self._test_port_dead(ovs_neutron_agent.DEAD_VLAN_TAG)
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def mock_scan_ports(self, vif_port_set=None, registered_ports=None,
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updated_ports=None, port_tags_dict=None):
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if port_tags_dict is None: # Because empty dicts evaluate as False.
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port_tags_dict = {}
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with contextlib.nested(
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mock.patch.object(self.agent.int_br, 'get_vif_port_set',
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return_value=vif_port_set),
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mock.patch.object(self.agent.int_br, 'get_port_tag_dict',
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return_value=port_tags_dict)
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):
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return self.agent.scan_ports(registered_ports, updated_ports)
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def test_scan_ports_returns_current_only_for_unchanged_ports(self):
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vif_port_set = set([1, 3])
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registered_ports = set([1, 3])
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expected = {'current': vif_port_set}
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actual = self.mock_scan_ports(vif_port_set, registered_ports)
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self.assertEqual(expected, actual)
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def test_scan_ports_returns_port_changes(self):
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vif_port_set = set([1, 3])
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registered_ports = set([1, 2])
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expected = dict(current=vif_port_set, added=set([3]), removed=set([2]))
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actual = self.mock_scan_ports(vif_port_set, registered_ports)
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self.assertEqual(expected, actual)
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def _test_scan_ports_with_updated_ports(self, updated_ports):
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vif_port_set = set([1, 3, 4])
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registered_ports = set([1, 2, 4])
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expected = dict(current=vif_port_set, added=set([3]),
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removed=set([2]), updated=set([4]))
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actual = self.mock_scan_ports(vif_port_set, registered_ports,
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updated_ports)
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self.assertEqual(expected, actual)
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def test_scan_ports_finds_known_updated_ports(self):
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self._test_scan_ports_with_updated_ports(set([4]))
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def test_scan_ports_ignores_unknown_updated_ports(self):
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# the port '5' was not seen on current ports. Hence it has either
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# never been wired or already removed and should be ignored
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self._test_scan_ports_with_updated_ports(set([4, 5]))
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def test_scan_ports_ignores_updated_port_if_removed(self):
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vif_port_set = set([1, 3])
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registered_ports = set([1, 2])
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updated_ports = set([1, 2])
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expected = dict(current=vif_port_set, added=set([3]),
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removed=set([2]), updated=set([1]))
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actual = self.mock_scan_ports(vif_port_set, registered_ports,
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updated_ports)
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self.assertEqual(expected, actual)
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def test_scan_ports_no_vif_changes_returns_updated_port_only(self):
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vif_port_set = set([1, 2, 3])
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registered_ports = set([1, 2, 3])
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updated_ports = set([2])
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expected = dict(current=vif_port_set, updated=set([2]))
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actual = self.mock_scan_ports(vif_port_set, registered_ports,
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updated_ports)
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self.assertEqual(expected, actual)
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def test_update_ports_returns_changed_vlan(self):
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br = ovs_lib.OVSBridge('br-int', 'sudo')
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mac = "ca:fe:de:ad:be:ef"
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port = ovs_lib.VifPort(1, 1, 1, mac, br)
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lvm = ovs_neutron_agent.LocalVLANMapping(
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1, '1', None, 1, {port.vif_id: port})
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local_vlan_map = {'1': lvm}
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vif_port_set = set([1, 3])
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registered_ports = set([1, 2])
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port_tags_dict = {1: []}
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expected = dict(
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added=set([3]), current=vif_port_set,
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removed=set([2]), updated=set([1])
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)
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with mock.patch.dict(self.agent.local_vlan_map, local_vlan_map):
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actual = self.mock_scan_ports(
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vif_port_set, registered_ports, port_tags_dict=port_tags_dict)
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self.assertEqual(expected, actual)
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def test_treat_devices_added_returns_true_for_missing_device(self):
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with contextlib.nested(
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mock.patch.object(self.agent.plugin_rpc, 'get_device_details',
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side_effect=Exception()),
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mock.patch.object(self.agent.int_br, 'get_vif_port_by_id',
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return_value=mock.Mock())):
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self.assertTrue(self.agent.treat_devices_added_or_updated([{}]))
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def _mock_treat_devices_added_updated(self, details, port, func_name):
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"""Mock treat devices added or updated.
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:param details: the details to return for the device
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:param port: the port that get_vif_port_by_id should return
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:param func_name: the function that should be called
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:returns: whether the named function was called
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"""
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with contextlib.nested(
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mock.patch.object(self.agent.plugin_rpc, 'get_device_details',
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return_value=details),
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mock.patch.object(self.agent.int_br, 'get_vif_port_by_id',
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return_value=port),
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mock.patch.object(self.agent.plugin_rpc, 'update_device_up'),
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mock.patch.object(self.agent.plugin_rpc, 'update_device_down'),
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mock.patch.object(self.agent, func_name)
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) as (get_dev_fn, get_vif_func, upd_dev_up, upd_dev_down, func):
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self.assertFalse(self.agent.treat_devices_added_or_updated([{}]))
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return func.called
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def test_treat_devices_added_updated_ignores_invalid_ofport(self):
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port = mock.Mock()
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port.ofport = -1
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self.assertFalse(self._mock_treat_devices_added_updated(
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mock.MagicMock(), port, 'port_dead'))
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def test_treat_devices_added_updated_marks_unknown_port_as_dead(self):
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port = mock.Mock()
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port.ofport = 1
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self.assertTrue(self._mock_treat_devices_added_updated(
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mock.MagicMock(), port, 'port_dead'))
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def test_treat_devices_added_does_not_process_missing_port(self):
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with contextlib.nested(
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mock.patch.object(self.agent.plugin_rpc, 'get_device_details'),
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mock.patch.object(self.agent.int_br, 'get_vif_port_by_id',
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return_value=None)
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) as (get_dev_fn, get_vif_func):
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self.assertFalse(get_dev_fn.called)
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def test_treat_devices_added__updated_updates_known_port(self):
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details = mock.MagicMock()
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details.__contains__.side_effect = lambda x: True
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self.assertTrue(self._mock_treat_devices_added_updated(
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details, mock.Mock(), 'treat_vif_port'))
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def test_treat_devices_added_updated_put_port_down(self):
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fake_details_dict = {'admin_state_up': False,
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'port_id': 'xxx',
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'device': 'xxx',
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'network_id': 'yyy',
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'physical_network': 'foo',
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'segmentation_id': 'bar',
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'network_type': 'baz'}
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with contextlib.nested(
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mock.patch.object(self.agent.plugin_rpc, 'get_device_details',
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return_value=fake_details_dict),
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mock.patch.object(self.agent.int_br, 'get_vif_port_by_id',
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return_value=mock.MagicMock()),
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mock.patch.object(self.agent.plugin_rpc, 'update_device_up'),
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mock.patch.object(self.agent.plugin_rpc, 'update_device_down'),
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mock.patch.object(self.agent, 'treat_vif_port')
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) as (get_dev_fn, get_vif_func, upd_dev_up,
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upd_dev_down, treat_vif_port):
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self.assertFalse(self.agent.treat_devices_added_or_updated([{}]))
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self.assertTrue(treat_vif_port.called)
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self.assertTrue(upd_dev_down.called)
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def test_treat_devices_removed_returns_true_for_missing_device(self):
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with mock.patch.object(self.agent.plugin_rpc, 'update_device_down',
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side_effect=Exception()):
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self.assertTrue(self.agent.treat_devices_removed([{}]))
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def _mock_treat_devices_removed(self, port_exists):
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details = dict(exists=port_exists)
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with mock.patch.object(self.agent.plugin_rpc, 'update_device_down',
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return_value=details):
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with mock.patch.object(self.agent, 'port_unbound') as port_unbound:
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self.assertFalse(self.agent.treat_devices_removed([{}]))
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self.assertTrue(port_unbound.called)
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def test_treat_devices_removed_unbinds_port(self):
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self._mock_treat_devices_removed(True)
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def test_treat_devices_removed_ignores_missing_port(self):
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self._mock_treat_devices_removed(False)
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def _test_process_network_ports(self, port_info):
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with contextlib.nested(
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mock.patch.object(self.agent.sg_agent, "setup_port_filters"),
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mock.patch.object(self.agent, "treat_devices_added_or_updated",
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return_value=False),
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mock.patch.object(self.agent, "treat_devices_removed",
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return_value=False)
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) as (setup_port_filters, device_added_updated, device_removed):
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self.assertFalse(self.agent.process_network_ports(port_info))
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setup_port_filters.assert_called_once_with(
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port_info['added'], port_info.get('updated', set()))
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device_added_updated.assert_called_once_with(
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port_info['added'] | port_info.get('updated', set()))
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device_removed.assert_called_once_with(port_info['removed'])
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def test_process_network_ports(self):
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self._test_process_network_ports(
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{'current': set(['tap0']),
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'removed': set(['eth0']),
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'added': set(['eth1'])})
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def test_process_network_port_with_updated_ports(self):
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self._test_process_network_ports(
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{'current': set(['tap0', 'tap1']),
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'updated': set(['tap1', 'eth1']),
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'removed': set(['eth0']),
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'added': set(['eth1'])})
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def test_report_state(self):
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with mock.patch.object(self.agent.state_rpc,
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"report_state") as report_st:
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self.agent.int_br_device_count = 5
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self.agent._report_state()
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report_st.assert_called_with(self.agent.context,
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self.agent.agent_state)
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self.assertNotIn("start_flag", self.agent.agent_state)
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self.assertEqual(
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self.agent.agent_state["configurations"]["devices"],
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|
self.agent.int_br_device_count
|
|
)
|
|
|
|
def test_network_delete(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent, "reclaim_local_vlan"),
|
|
mock.patch.object(self.agent.tun_br, "cleanup_tunnel_port")
|
|
) as (recl_fn, clean_tun_fn):
|
|
self.agent.network_delete("unused_context",
|
|
network_id="123")
|
|
self.assertFalse(recl_fn.called)
|
|
self.agent.local_vlan_map["123"] = "LVM object"
|
|
self.agent.network_delete("unused_context",
|
|
network_id="123")
|
|
self.assertFalse(clean_tun_fn.called)
|
|
recl_fn.assert_called_with("123")
|
|
|
|
def test_port_update(self):
|
|
port = {"id": "123",
|
|
"network_id": "124",
|
|
"admin_state_up": False}
|
|
self.agent.port_update("unused_context",
|
|
port=port,
|
|
network_type="vlan",
|
|
segmentation_id="1",
|
|
physical_network="physnet")
|
|
self.assertEqual(set(['123']), self.agent.updated_ports)
|
|
|
|
def test_setup_physical_bridges(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(ip_lib, "device_exists"),
|
|
mock.patch.object(sys, "exit"),
|
|
mock.patch.object(utils, "execute"),
|
|
mock.patch.object(ovs_lib.OVSBridge, "remove_all_flows"),
|
|
mock.patch.object(ovs_lib.OVSBridge, "add_flow"),
|
|
mock.patch.object(ovs_lib.OVSBridge, "add_port"),
|
|
mock.patch.object(ovs_lib.OVSBridge, "delete_port"),
|
|
mock.patch.object(self.agent.int_br, "add_port"),
|
|
mock.patch.object(self.agent.int_br, "delete_port"),
|
|
mock.patch.object(ip_lib.IPWrapper, "add_veth"),
|
|
mock.patch.object(ip_lib.IpLinkCommand, "delete"),
|
|
mock.patch.object(ip_lib.IpLinkCommand, "set_up"),
|
|
mock.patch.object(ip_lib.IpLinkCommand, "set_mtu")
|
|
) as (devex_fn, sysexit_fn, utilsexec_fn, remflows_fn, ovs_addfl_fn,
|
|
ovs_addport_fn, ovs_delport_fn, br_addport_fn,
|
|
br_delport_fn, addveth_fn, linkdel_fn, linkset_fn, linkmtu_fn):
|
|
devex_fn.return_value = True
|
|
parent = mock.MagicMock()
|
|
parent.attach_mock(utilsexec_fn, 'utils_execute')
|
|
parent.attach_mock(linkdel_fn, 'link_delete')
|
|
parent.attach_mock(addveth_fn, 'add_veth')
|
|
addveth_fn.return_value = (ip_lib.IPDevice("int-br-eth1"),
|
|
ip_lib.IPDevice("phy-br-eth1"))
|
|
ovs_addport_fn.return_value = "int_ofport"
|
|
br_addport_fn.return_value = "phys_veth"
|
|
self.agent.setup_physical_bridges({"physnet1": "br-eth"})
|
|
expected_calls = [mock.call.link_delete(),
|
|
mock.call.utils_execute(['/sbin/udevadm',
|
|
'settle',
|
|
'--timeout=10']),
|
|
mock.call.add_veth('int-br-eth',
|
|
'phy-br-eth')]
|
|
parent.assert_has_calls(expected_calls, any_order=False)
|
|
self.assertEqual(self.agent.int_ofports["physnet1"],
|
|
"phys_veth")
|
|
self.assertEqual(self.agent.phys_ofports["physnet1"],
|
|
"int_ofport")
|
|
|
|
def test_port_unbound(self):
|
|
with mock.patch.object(self.agent, "reclaim_local_vlan") as reclvl_fn:
|
|
self.agent.enable_tunneling = True
|
|
lvm = mock.Mock()
|
|
lvm.network_type = "gre"
|
|
lvm.vif_ports = {"vif1": mock.Mock()}
|
|
self.agent.local_vlan_map["netuid12345"] = lvm
|
|
self.agent.port_unbound("vif1", "netuid12345")
|
|
self.assertTrue(reclvl_fn.called)
|
|
reclvl_fn.called = False
|
|
|
|
lvm.vif_ports = {}
|
|
self.agent.port_unbound("vif1", "netuid12345")
|
|
self.assertEqual(reclvl_fn.call_count, 2)
|
|
|
|
lvm.vif_ports = {"vif1": mock.Mock()}
|
|
self.agent.port_unbound("vif3", "netuid12345")
|
|
self.assertEqual(reclvl_fn.call_count, 2)
|
|
|
|
def _check_ovs_vxlan_version(self, installed_usr_version,
|
|
installed_klm_version,
|
|
expecting_ok):
|
|
with mock.patch(
|
|
'neutron.agent.linux.ovs_lib.get_installed_ovs_klm_version'
|
|
) as klm_cmd:
|
|
with mock.patch(
|
|
'neutron.agent.linux.ovs_lib.get_installed_ovs_usr_version'
|
|
) as usr_cmd:
|
|
try:
|
|
klm_cmd.return_value = installed_klm_version
|
|
usr_cmd.return_value = installed_usr_version
|
|
self.agent.tunnel_types = 'vxlan'
|
|
self.agent._check_ovs_version()
|
|
version_ok = True
|
|
except SystemExit as e:
|
|
self.assertEqual(e.code, 1)
|
|
version_ok = False
|
|
self.assertEqual(version_ok, expecting_ok)
|
|
|
|
def test_check_minimum_version(self):
|
|
min_vxlan_ver = constants.MINIMUM_OVS_VXLAN_VERSION
|
|
self._check_ovs_vxlan_version(min_vxlan_ver, min_vxlan_ver,
|
|
expecting_ok=True)
|
|
|
|
def test_check_future_version(self):
|
|
install_ver = str(float(constants.MINIMUM_OVS_VXLAN_VERSION) + 0.01)
|
|
self._check_ovs_vxlan_version(install_ver, install_ver,
|
|
expecting_ok=True)
|
|
|
|
def test_check_fail_version(self):
|
|
install_ver = str(float(constants.MINIMUM_OVS_VXLAN_VERSION) - 0.01)
|
|
self._check_ovs_vxlan_version(install_ver, install_ver,
|
|
expecting_ok=False)
|
|
|
|
def test_check_fail_no_version(self):
|
|
self._check_ovs_vxlan_version(None, None,
|
|
expecting_ok=False)
|
|
|
|
def test_check_fail_klm_version(self):
|
|
min_vxlan_ver = constants.MINIMUM_OVS_VXLAN_VERSION
|
|
install_ver = str(float(min_vxlan_ver) - 0.01)
|
|
self._check_ovs_vxlan_version(min_vxlan_ver, install_ver,
|
|
expecting_ok=False)
|
|
|
|
def _prepare_l2_pop_ofports(self):
|
|
lvm1 = mock.Mock()
|
|
lvm1.network_type = 'gre'
|
|
lvm1.vlan = 'vlan1'
|
|
lvm1.segmentation_id = 'seg1'
|
|
lvm1.tun_ofports = set(['1'])
|
|
lvm2 = mock.Mock()
|
|
lvm2.network_type = 'gre'
|
|
lvm2.vlan = 'vlan2'
|
|
lvm2.segmentation_id = 'seg2'
|
|
lvm2.tun_ofports = set(['1', '2'])
|
|
self.agent.local_vlan_map = {'net1': lvm1, 'net2': lvm2}
|
|
self.agent.tun_br_ofports = {'gre':
|
|
{'1.1.1.1': '1', '2.2.2.2': '2'}}
|
|
|
|
def test_fdb_ignore_network(self):
|
|
self._prepare_l2_pop_ofports()
|
|
fdb_entry = {'net3': {}}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'add_flow'),
|
|
mock.patch.object(self.agent.tun_br, 'delete_flows'),
|
|
mock.patch.object(self.agent, 'setup_tunnel_port'),
|
|
mock.patch.object(self.agent, 'cleanup_tunnel_port')
|
|
) as (add_flow_fn, del_flow_fn, add_tun_fn, clean_tun_fn):
|
|
self.agent.fdb_add(None, fdb_entry)
|
|
self.assertFalse(add_flow_fn.called)
|
|
self.assertFalse(add_tun_fn.called)
|
|
self.agent.fdb_remove(None, fdb_entry)
|
|
self.assertFalse(del_flow_fn.called)
|
|
self.assertFalse(clean_tun_fn.called)
|
|
|
|
def test_fdb_ignore_self(self):
|
|
self._prepare_l2_pop_ofports()
|
|
self.agent.local_ip = 'agent_ip'
|
|
fdb_entry = {'net2':
|
|
{'network_type': 'gre',
|
|
'segment_id': 'tun2',
|
|
'ports':
|
|
{'agent_ip':
|
|
[['mac', 'ip'],
|
|
n_const.FLOODING_ENTRY]}}}
|
|
with mock.patch.object(self.agent.tun_br,
|
|
"defer_apply_on") as defer_fn:
|
|
self.agent.fdb_add(None, fdb_entry)
|
|
self.assertFalse(defer_fn.called)
|
|
|
|
self.agent.fdb_remove(None, fdb_entry)
|
|
self.assertFalse(defer_fn.called)
|
|
|
|
def test_fdb_add_flows(self):
|
|
self._prepare_l2_pop_ofports()
|
|
fdb_entry = {'net1':
|
|
{'network_type': 'gre',
|
|
'segment_id': 'tun1',
|
|
'ports':
|
|
{'2.2.2.2':
|
|
[['mac', 'ip'],
|
|
n_const.FLOODING_ENTRY]}}}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'add_flow'),
|
|
mock.patch.object(self.agent.tun_br, 'mod_flow'),
|
|
mock.patch.object(self.agent.tun_br, 'setup_tunnel_port'),
|
|
) as (add_flow_fn, mod_flow_fn, add_tun_fn):
|
|
add_tun_fn.return_value = '2'
|
|
self.agent.fdb_add(None, fdb_entry)
|
|
add_flow_fn.assert_called_with(table=constants.UCAST_TO_TUN,
|
|
priority=2,
|
|
dl_vlan='vlan1',
|
|
dl_dst='mac',
|
|
actions='strip_vlan,'
|
|
'set_tunnel:seg1,output:2')
|
|
mod_flow_fn.assert_called_with(table=constants.FLOOD_TO_TUN,
|
|
priority=1,
|
|
dl_vlan='vlan1',
|
|
actions='strip_vlan,'
|
|
'set_tunnel:seg1,output:1,2')
|
|
|
|
def test_fdb_del_flows(self):
|
|
self._prepare_l2_pop_ofports()
|
|
fdb_entry = {'net2':
|
|
{'network_type': 'gre',
|
|
'segment_id': 'tun2',
|
|
'ports':
|
|
{'2.2.2.2':
|
|
[['mac', 'ip'],
|
|
n_const.FLOODING_ENTRY]}}}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'mod_flow'),
|
|
mock.patch.object(self.agent.tun_br, 'delete_flows'),
|
|
) as (mod_flow_fn, del_flow_fn):
|
|
self.agent.fdb_remove(None, fdb_entry)
|
|
del_flow_fn.assert_called_with(table=constants.UCAST_TO_TUN,
|
|
dl_vlan='vlan2',
|
|
dl_dst='mac')
|
|
mod_flow_fn.assert_called_with(table=constants.FLOOD_TO_TUN,
|
|
priority=1,
|
|
dl_vlan='vlan2',
|
|
actions='strip_vlan,'
|
|
'set_tunnel:seg2,output:1')
|
|
|
|
def test_fdb_add_port(self):
|
|
self._prepare_l2_pop_ofports()
|
|
fdb_entry = {'net1':
|
|
{'network_type': 'gre',
|
|
'segment_id': 'tun1',
|
|
'ports': {'1.1.1.1': [['mac', 'ip']]}}}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'add_flow'),
|
|
mock.patch.object(self.agent.tun_br, 'mod_flow'),
|
|
mock.patch.object(self.agent, 'setup_tunnel_port')
|
|
) as (add_flow_fn, mod_flow_fn, add_tun_fn):
|
|
self.agent.fdb_add(None, fdb_entry)
|
|
self.assertFalse(add_tun_fn.called)
|
|
fdb_entry['net1']['ports']['10.10.10.10'] = [['mac', 'ip']]
|
|
self.agent.fdb_add(None, fdb_entry)
|
|
add_tun_fn.assert_called_with('gre-0a0a0a0a', '10.10.10.10', 'gre')
|
|
|
|
def test_fdb_del_port(self):
|
|
self._prepare_l2_pop_ofports()
|
|
fdb_entry = {'net2':
|
|
{'network_type': 'gre',
|
|
'segment_id': 'tun2',
|
|
'ports': {'2.2.2.2': [n_const.FLOODING_ENTRY]}}}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'delete_flows'),
|
|
mock.patch.object(self.agent.tun_br, 'delete_port')
|
|
) as (del_flow_fn, del_port_fn):
|
|
self.agent.fdb_remove(None, fdb_entry)
|
|
del_port_fn.assert_called_once_with('gre-02020202')
|
|
|
|
def test_recl_lv_port_to_preserve(self):
|
|
self._prepare_l2_pop_ofports()
|
|
self.agent.l2_pop = True
|
|
self.agent.enable_tunneling = True
|
|
with mock.patch.object(
|
|
self.agent.tun_br, 'cleanup_tunnel_port'
|
|
) as clean_tun_fn:
|
|
self.agent.reclaim_local_vlan('net1')
|
|
self.assertFalse(clean_tun_fn.called)
|
|
|
|
def test_recl_lv_port_to_remove(self):
|
|
self._prepare_l2_pop_ofports()
|
|
self.agent.l2_pop = True
|
|
self.agent.enable_tunneling = True
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'delete_port'),
|
|
mock.patch.object(self.agent.tun_br, 'delete_flows')
|
|
) as (del_port_fn, del_flow_fn):
|
|
self.agent.reclaim_local_vlan('net2')
|
|
del_port_fn.assert_called_once_with('gre-02020202')
|
|
|
|
def test_daemon_loop_uses_polling_manager(self):
|
|
with mock.patch(
|
|
'neutron.agent.linux.polling.get_polling_manager') as mock_get_pm:
|
|
with mock.patch.object(self.agent, 'rpc_loop') as mock_loop:
|
|
self.agent.daemon_loop()
|
|
mock_get_pm.assert_called_with(True, 'sudo',
|
|
constants.DEFAULT_OVSDBMON_RESPAWN)
|
|
mock_loop.called_once()
|
|
|
|
def test_setup_tunnel_port_error_negative(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'add_tunnel_port',
|
|
return_value='-1'),
|
|
mock.patch.object(ovs_neutron_agent.LOG, 'error')
|
|
) as (add_tunnel_port_fn, log_error_fn):
|
|
ofport = self.agent.setup_tunnel_port(
|
|
'gre-1', 'remote_ip', p_const.TYPE_GRE)
|
|
add_tunnel_port_fn.assert_called_once_with(
|
|
'gre-1', 'remote_ip', self.agent.local_ip, p_const.TYPE_GRE,
|
|
self.agent.vxlan_udp_port)
|
|
log_error_fn.assert_called_once_with(
|
|
_("Failed to set-up %(type)s tunnel port to %(ip)s"),
|
|
{'type': p_const.TYPE_GRE, 'ip': 'remote_ip'})
|
|
self.assertEqual(ofport, 0)
|
|
|
|
def test_setup_tunnel_port_error_not_int(self):
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.tun_br, 'add_tunnel_port',
|
|
return_value=None),
|
|
mock.patch.object(ovs_neutron_agent.LOG, 'exception'),
|
|
mock.patch.object(ovs_neutron_agent.LOG, 'error')
|
|
) as (add_tunnel_port_fn, log_exc_fn, log_error_fn):
|
|
ofport = self.agent.setup_tunnel_port(
|
|
'gre-1', 'remote_ip', p_const.TYPE_GRE)
|
|
add_tunnel_port_fn.assert_called_once_with(
|
|
'gre-1', 'remote_ip', self.agent.local_ip, p_const.TYPE_GRE,
|
|
self.agent.vxlan_udp_port)
|
|
log_exc_fn.assert_called_once_with(
|
|
_("ofport should have a value that can be "
|
|
"interpreted as an integer"))
|
|
log_error_fn.assert_called_once_with(
|
|
_("Failed to set-up %(type)s tunnel port to %(ip)s"),
|
|
{'type': p_const.TYPE_GRE, 'ip': 'remote_ip'})
|
|
self.assertEqual(ofport, 0)
|
|
|
|
def test_tunnel_sync_with_ovs_plugin(self):
|
|
fake_tunnel_details = {'tunnels': [{'id': '42',
|
|
'ip_address': '100.101.102.103'}]}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.plugin_rpc, 'tunnel_sync',
|
|
return_value=fake_tunnel_details),
|
|
mock.patch.object(self.agent, 'setup_tunnel_port')
|
|
) as (tunnel_sync_rpc_fn, setup_tunnel_port_fn):
|
|
self.agent.tunnel_types = ['gre']
|
|
self.agent.tunnel_sync()
|
|
expected_calls = [mock.call('gre-42', '100.101.102.103', 'gre')]
|
|
setup_tunnel_port_fn.assert_has_calls(expected_calls)
|
|
|
|
def test_tunnel_sync_with_ml2_plugin(self):
|
|
fake_tunnel_details = {'tunnels': [{'ip_address': '100.101.31.15'}]}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.plugin_rpc, 'tunnel_sync',
|
|
return_value=fake_tunnel_details),
|
|
mock.patch.object(self.agent, 'setup_tunnel_port')
|
|
) as (tunnel_sync_rpc_fn, setup_tunnel_port_fn):
|
|
self.agent.tunnel_types = ['vxlan']
|
|
self.agent.tunnel_sync()
|
|
expected_calls = [mock.call('vxlan-64651f0f',
|
|
'100.101.31.15', 'vxlan')]
|
|
setup_tunnel_port_fn.assert_has_calls(expected_calls)
|
|
|
|
def test_tunnel_sync_invalid_ip_address(self):
|
|
fake_tunnel_details = {'tunnels': [{'ip_address': '300.300.300.300'},
|
|
{'ip_address': '100.100.100.100'}]}
|
|
with contextlib.nested(
|
|
mock.patch.object(self.agent.plugin_rpc, 'tunnel_sync',
|
|
return_value=fake_tunnel_details),
|
|
mock.patch.object(self.agent, 'setup_tunnel_port')
|
|
) as (tunnel_sync_rpc_fn, setup_tunnel_port_fn):
|
|
self.agent.tunnel_types = ['vxlan']
|
|
self.agent.tunnel_sync()
|
|
setup_tunnel_port_fn.assert_called_once_with('vxlan-64646464',
|
|
'100.100.100.100',
|
|
'vxlan')
|
|
|
|
def test_tunnel_update(self):
|
|
kwargs = {'tunnel_ip': '10.10.10.10',
|
|
'tunnel_type': 'gre'}
|
|
self.agent.setup_tunnel_port = mock.Mock()
|
|
self.agent.enable_tunneling = True
|
|
self.agent.tunnel_types = ['gre']
|
|
self.agent.l2_pop = False
|
|
self.agent.tunnel_update(context=None, **kwargs)
|
|
expected_calls = [mock.call('gre-0a0a0a0a', '10.10.10.10', 'gre')]
|
|
self.agent.setup_tunnel_port.assert_has_calls(expected_calls)
|
|
|
|
|
|
class AncillaryBridgesTest(base.BaseTestCase):
|
|
|
|
def setUp(self):
|
|
super(AncillaryBridgesTest, self).setUp()
|
|
notifier_p = mock.patch(NOTIFIER)
|
|
notifier_cls = notifier_p.start()
|
|
self.notifier = mock.Mock()
|
|
notifier_cls.return_value = self.notifier
|
|
cfg.CONF.set_default('firewall_driver',
|
|
'neutron.agent.firewall.NoopFirewallDriver',
|
|
group='SECURITYGROUP')
|
|
# Avoid rpc initialization for unit tests
|
|
cfg.CONF.set_override('rpc_backend',
|
|
'neutron.openstack.common.rpc.impl_fake')
|
|
cfg.CONF.set_override('report_interval', 0, 'AGENT')
|
|
self.kwargs = ovs_neutron_agent.create_agent_config_map(cfg.CONF)
|
|
|
|
def _test_ancillary_bridges(self, bridges, ancillary):
|
|
device_ids = ancillary[:]
|
|
|
|
def pullup_side_effect(self, *args):
|
|
result = device_ids.pop(0)
|
|
return result
|
|
|
|
with contextlib.nested(
|
|
mock.patch('neutron.plugins.openvswitch.agent.ovs_neutron_agent.'
|
|
'OVSNeutronAgent.setup_integration_br',
|
|
return_value=mock.Mock()),
|
|
mock.patch('neutron.agent.linux.utils.get_interface_mac',
|
|
return_value='00:00:00:00:00:01'),
|
|
mock.patch('neutron.agent.linux.ovs_lib.OVSBridge.'
|
|
'get_local_port_mac',
|
|
return_value='00:00:00:00:00:01'),
|
|
mock.patch('neutron.agent.linux.ovs_lib.get_bridges',
|
|
return_value=bridges),
|
|
mock.patch(
|
|
'neutron.agent.linux.ovs_lib.get_bridge_external_bridge_id',
|
|
side_effect=pullup_side_effect)):
|
|
self.agent = ovs_neutron_agent.OVSNeutronAgent(**self.kwargs)
|
|
self.assertEqual(len(ancillary), len(self.agent.ancillary_brs))
|
|
if ancillary:
|
|
bridges = [br.br_name for br in self.agent.ancillary_brs]
|
|
for br in ancillary:
|
|
self.assertIn(br, bridges)
|
|
|
|
def test_ancillary_bridges_single(self):
|
|
bridges = ['br-int', 'br-ex']
|
|
self._test_ancillary_bridges(bridges, ['br-ex'])
|
|
|
|
def test_ancillary_bridges_none(self):
|
|
bridges = ['br-int']
|
|
self._test_ancillary_bridges(bridges, [])
|
|
|
|
def test_ancillary_bridges_multiple(self):
|
|
bridges = ['br-int', 'br-ex1', 'br-ex2']
|
|
self._test_ancillary_bridges(bridges, ['br-ex1', 'br-ex2'])
|