218 lines
9.2 KiB
Python
218 lines
9.2 KiB
Python
# 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 mock
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from oslo.config import cfg
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from neutron.plugins.sriovnicagent.common import config # noqa
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from neutron.plugins.sriovnicagent import sriov_nic_agent
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from neutron.tests import base
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DEVICE_MAC = '11:22:33:44:55:66'
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class TestSriovAgent(base.BaseTestCase):
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def setUp(self):
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super(TestSriovAgent, self).setUp()
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# disable setting up periodic state reporting
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cfg.CONF.set_override('report_interval', 0, 'AGENT')
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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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cfg.CONF.set_default('enable_security_group',
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False,
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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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self.agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0, None)
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def test_treat_devices_removed_with_existed_device(self):
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agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0, None)
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devices = [DEVICE_MAC]
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with mock.patch.object(agent.plugin_rpc,
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"update_device_down") as fn_udd:
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fn_udd.return_value = {'device': DEVICE_MAC,
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'exists': True}
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with mock.patch.object(sriov_nic_agent.LOG,
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'info') as log:
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resync = agent.treat_devices_removed(devices)
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self.assertEqual(2, log.call_count)
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self.assertFalse(resync)
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self.assertTrue(fn_udd.called)
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def test_treat_devices_removed_with_not_existed_device(self):
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agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0, None)
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devices = [DEVICE_MAC]
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with mock.patch.object(agent.plugin_rpc,
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"update_device_down") as fn_udd:
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fn_udd.return_value = {'device': DEVICE_MAC,
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'exists': False}
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with mock.patch.object(sriov_nic_agent.LOG,
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'debug') as log:
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resync = agent.treat_devices_removed(devices)
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self.assertEqual(1, log.call_count)
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self.assertFalse(resync)
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self.assertTrue(fn_udd.called)
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def test_treat_devices_removed_failed(self):
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agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0, None)
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devices = [DEVICE_MAC]
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with mock.patch.object(agent.plugin_rpc,
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"update_device_down") as fn_udd:
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fn_udd.side_effect = Exception()
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with mock.patch.object(sriov_nic_agent.LOG,
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'debug') as log:
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resync = agent.treat_devices_removed(devices)
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self.assertEqual(1, log.call_count)
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self.assertTrue(resync)
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self.assertTrue(fn_udd.called)
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def mock_scan_devices(self, expected, mock_current,
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registered_devices, updated_devices):
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self.agent.eswitch_mgr = mock.Mock()
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self.agent.eswitch_mgr.get_assigned_devices.return_value = mock_current
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results = self.agent.scan_devices(registered_devices, updated_devices)
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self.assertEqual(expected, results)
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def test_scan_devices_returns_empty_sets(self):
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registered = set()
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updated = set()
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mock_current = set()
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expected = {'current': set(),
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'updated': set(),
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'added': set(),
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'removed': set()}
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self.mock_scan_devices(expected, mock_current, registered, updated)
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def test_scan_devices_no_changes(self):
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registered = set(['1', '2'])
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updated = set()
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mock_current = set(['1', '2'])
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expected = {'current': set(['1', '2']),
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'updated': set(),
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'added': set(),
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'removed': set()}
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self.mock_scan_devices(expected, mock_current, registered, updated)
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def test_scan_devices_new_and_removed(self):
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registered = set(['1', '2'])
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updated = set()
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mock_current = set(['2', '3'])
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expected = {'current': set(['2', '3']),
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'updated': set(),
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'added': set(['3']),
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'removed': set(['1'])}
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self.mock_scan_devices(expected, mock_current, registered, updated)
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def test_scan_devices_new_updates(self):
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registered = set(['1'])
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updated = set(['2'])
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mock_current = set(['1', '2'])
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expected = {'current': set(['1', '2']),
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'updated': set(['2']),
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'added': set(['2']),
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'removed': set()}
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self.mock_scan_devices(expected, mock_current, registered, updated)
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def test_scan_devices_updated_missing(self):
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registered = set(['1'])
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updated = set(['2'])
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mock_current = set(['1'])
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expected = {'current': set(['1']),
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'updated': set(),
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'added': set(),
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'removed': set()}
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self.mock_scan_devices(expected, mock_current, registered, updated)
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def test_process_network_devices(self):
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agent = self.agent
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device_info = {'current': set(),
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'added': set(['mac3', 'mac4']),
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'updated': set(['mac2', 'mac3']),
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'removed': set(['mac1'])}
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agent.prepare_devices_filter = mock.Mock()
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agent.refresh_firewall = mock.Mock()
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agent.treat_devices_added_updated = mock.Mock(return_value=False)
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agent.treat_devices_removed = mock.Mock(return_value=False)
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agent.process_network_devices(device_info)
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agent.prepare_devices_filter.assert_called_with(set(['mac3', 'mac4']))
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self.assertTrue(agent.refresh_firewall.called)
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agent.treat_devices_added_updated.assert_called_with(set(['mac2',
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'mac3',
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'mac4']))
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agent.treat_devices_removed.assert_called_with(set(['mac1']))
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def test_treat_devices_added_updated_admin_state_up_true(self):
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agent = self.agent
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mock_details = {'device': 'aa:bb:cc:dd:ee:ff',
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'port_id': 'port123',
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'network_id': 'net123',
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'admin_state_up': True,
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'network_type': 'vlan',
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'segmentation_id': 100,
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'profile': {'pci_slot': '1:2:3.0'},
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'physical_network': 'physnet1'}
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agent.plugin_rpc = mock.Mock()
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agent.plugin_rpc.get_devices_details_list.return_value = [mock_details]
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agent.eswitch_mgr = mock.Mock()
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agent.eswitch_mgr.device_exists.return_value = True
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agent.set_device_state = mock.Mock()
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resync_needed = agent.treat_devices_added_updated(
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set(['aa:bb:cc:dd:ee:ff']))
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self.assertFalse(resync_needed)
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agent.eswitch_mgr.device_exists.assert_called_with('aa:bb:cc:dd:ee:ff',
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'1:2:3.0')
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agent.eswitch_mgr.set_device_state.assert_called_with(
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'aa:bb:cc:dd:ee:ff',
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'1:2:3.0',
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True)
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self.assertTrue(agent.plugin_rpc.update_device_up.called)
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def test_treat_devices_added_updated_admin_state_up_false(self):
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agent = self.agent
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mock_details = {'device': 'aa:bb:cc:dd:ee:ff',
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'port_id': 'port123',
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'network_id': 'net123',
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'admin_state_up': False,
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'network_type': 'vlan',
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'segmentation_id': 100,
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'profile': {'pci_slot': '1:2:3.0'},
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'physical_network': 'physnet1'}
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agent.plugin_rpc = mock.Mock()
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agent.plugin_rpc.get_devices_details_list.return_value = [mock_details]
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agent.remove_port_binding = mock.Mock()
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resync_needed = agent.treat_devices_added_updated(
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set(['aa:bb:cc:dd:ee:ff']))
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self.assertFalse(resync_needed)
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self.assertFalse(agent.plugin_rpc.update_device_up.called)
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