135 lines
5.7 KiB
Python
135 lines
5.7 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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#
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# Copyright 2014 Mellanox Technologies, Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import contextlib
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import mock
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from oslo.config import cfg
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from neutron.plugins.mlnx.agent import eswitch_neutron_agent
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from neutron.plugins.mlnx.agent import utils
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from neutron.tests import base
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class TestEswitchAgent(base.BaseTestCase):
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def setUp(self):
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super(TestEswitchAgent, self).setUp()
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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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cfg.CONF.set_default('firewall_driver',
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'neutron.agent.firewall.NoopFirewallDriver',
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group='SECURITYGROUP')
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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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mock.patch('neutron.openstack.common.loopingcall.'
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'FixedIntervalLoopingCall',
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new=MockFixedIntervalLoopingCall)
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with mock.patch.object(utils, 'zmq'):
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self.agent = eswitch_neutron_agent.MlnxEswitchNeutronAgent({})
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self.agent.plugin_rpc = mock.Mock()
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self.agent.context = mock.Mock()
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self.agent.agent_id = mock.Mock()
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self.agent.eswitch = mock.Mock()
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self.agent.eswitch.get_vnics_mac.return_value = []
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def test_treat_devices_added_returns_true_for_missing_device(self):
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attrs = {'get_device_details.side_effect': Exception()}
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self.agent.plugin_rpc.configure_mock(**attrs)
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with contextlib.nested(
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mock.patch('neutron.plugins.mlnx.agent.eswitch_neutron_agent.'
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'EswitchManager.get_vnics_mac',
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return_value=[])):
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self.assertTrue(self.agent.treat_devices_added([{}]))
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def _mock_treat_devices_added(self, details, func_name):
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"""Mock treat devices added.
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:param details: the details to return for the device
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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('neutron.plugins.mlnx.agent.eswitch_neutron_agent.'
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'EswitchManager.get_vnics_mac',
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return_value=[]),
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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.plugin_rpc, 'update_device_up'),
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mock.patch.object(self.agent, func_name)
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) as (vnics_fn, get_dev_fn, upd_dev_up, func):
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self.assertFalse(self.agent.treat_devices_added([{}]))
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return (func.called, upd_dev_up.called)
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def test_treat_devices_added_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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func, dev_up = self._mock_treat_devices_added(details,
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'treat_vif_port')
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self.assertTrue(func)
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self.assertTrue(dev_up)
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def test_treat_devices_added_updates_known_port_admin_down(self):
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details = {'port_id': '1234567890',
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'device': '01:02:03:04:05:06',
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'network_id': '123456789',
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'network_type': 'vlan',
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'physical_network': 'default',
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'segmentation_id': 2,
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'admin_state_up': False}
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func, dev_up = self._mock_treat_devices_added(details,
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'treat_vif_port')
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self.assertTrue(func)
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self.assertFalse(dev_up)
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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 test_treat_devices_removed_releases_port(self):
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details = dict(exists=False)
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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.eswitch,
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'port_release') as port_release:
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self.assertFalse(self.agent.treat_devices_removed([{}]))
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self.assertTrue(port_release.called)
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def test_process_network_ports(self):
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current_ports = set(['01:02:03:04:05:06'])
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added_ports = set(['10:20:30:40:50:60'])
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removed_ports = set(['11:22:33:44:55:66'])
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reply = {'current': current_ports,
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'removed': removed_ports,
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'added': added_ports}
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with mock.patch.object(self.agent, 'treat_devices_added',
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return_value=False) as device_added:
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with mock.patch.object(self.agent, 'treat_devices_removed',
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return_value=False) as device_removed:
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self.assertFalse(self.agent.process_network_ports(reply))
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device_added.assert_called_once_with(added_ports)
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device_removed.assert_called_once_with(removed_ports)
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