459 lines
20 KiB
Python
459 lines
20 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 oslo_utils import uuidutils
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from neutron.agent.l2 import l2_agent_extensions_manager as l2_ext_manager
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from neutron.agent import rpc as agent_rpc
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from neutron.extensions import portbindings
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from neutron.plugins.ml2.drivers.mech_sriov.agent.common import config # noqa
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from neutron.plugins.ml2.drivers.mech_sriov.agent.common import exceptions
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from neutron.plugins.ml2.drivers.mech_sriov.agent 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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PCI_SLOT = "0000:06:00.1"
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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_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('oslo_service.loopingcall.'
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'FixedIntervalLoopingCall',
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new=MockFixedIntervalLoopingCall)
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self.agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0)
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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent.eswitch_manager"
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".ESwitchManager.get_assigned_devices_info", return_value=set())
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@mock.patch.object(agent_rpc.PluginReportStateAPI, 'report_state')
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def test_cached_device_count_report_state(self, report_state, get_dev):
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self.agent._report_state()
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agent_conf = self.agent.agent_state['configurations']
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# ensure devices aren't calculated until first scan_devices call
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self.assertNotIn('devices', agent_conf)
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self.agent.scan_devices(set(), set())
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self.assertEqual(0, agent_conf['devices'])
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# ensure report_state doesn't call get_dev
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get_dev.reset_mock()
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get_dev.return_value = set(['dev1', 'dev2'])
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self.agent._report_state()
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self.assertEqual(0, agent_conf['devices'])
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# after a device scan, conf should bump to 2
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self.agent.scan_devices(set(), set())
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self.assertEqual(2, agent_conf['devices'])
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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent.pci_lib."
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"PciDeviceIPWrapper.get_assigned_macs",
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return_value=[(DEVICE_MAC, PCI_SLOT)])
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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent."
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"eswitch_manager.PciOsWrapper.is_assigned_vf",
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return_value=True)
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def test_treat_devices_removed_with_existed_device(self, *args):
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agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0)
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devices = [(DEVICE_MAC, PCI_SLOT)]
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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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resync = agent.treat_devices_removed(devices)
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self.assertFalse(resync)
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self.assertTrue(fn_udd.called)
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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent.pci_lib."
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"PciDeviceIPWrapper.get_assigned_macs",
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return_value=[(DEVICE_MAC, PCI_SLOT)])
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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent."
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"eswitch_manager.PciOsWrapper.is_assigned_vf",
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return_value=True)
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def test_treat_devices_removed_with_not_existed_device(self, *args):
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agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0)
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devices = [(DEVICE_MAC, PCI_SLOT)]
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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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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent.pci_lib."
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"PciDeviceIPWrapper.get_assigned_macs",
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return_value=[(DEVICE_MAC, PCI_SLOT)])
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@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent."
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"eswitch_manager.PciOsWrapper.is_assigned_vf",
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return_value=True)
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def test_treat_devices_removed_failed(self, *args):
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agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0)
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devices = [(DEVICE_MAC, PCI_SLOT)]
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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_info.return_value = (
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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_updated_and_removed(self):
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registered = set(['1', '2'])
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# '1' is in removed and updated tuple
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updated = set(['1'])
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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.sg_agent.prepare_devices_filter = mock.Mock()
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agent.sg_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.sg_agent.prepare_devices_filter.assert_called_with(
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set(['mac3', 'mac4']))
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self.assertTrue(agent.sg_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_and_removed(self):
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agent = self.agent
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MAC1 = 'aa:bb:cc:dd:ee:ff'
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SLOT1 = '1:2:3.0'
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MAC2 = 'aa:bb:cc:dd:ee:fe'
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SLOT2 = '1:3:3.0'
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mac_pci_slot_device1 = (MAC1, SLOT1)
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mac_pci_slot_device2 = (MAC2, SLOT2)
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mock_device1_details = {'device': MAC1,
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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': SLOT1},
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'physical_network': 'physnet1',
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'port_security_enabled': False}
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mock_device2_details = {'device': MAC2,
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'port_id': 'port124',
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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': SLOT2},
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'physical_network': 'physnet1',
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'port_security_enabled': False}
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agent.plugin_rpc = mock.Mock()
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agent.plugin_rpc.get_devices_details_list.return_value = (
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[mock_device1_details])
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agent.treat_devices_added_updated(set([MAC1]))
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self.assertEqual({'net123': [{'port_id': 'port123',
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'device': mac_pci_slot_device1}]},
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agent.network_ports)
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agent.plugin_rpc.get_devices_details_list.return_value = (
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[mock_device2_details])
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# add the second device and check the network_ports dict
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agent.treat_devices_added_updated(set([MAC2]))
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self.assertEqual(
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{'net123': [{'port_id': 'port123',
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'device': mac_pci_slot_device1}, {'port_id': 'port124',
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'device': mac_pci_slot_device2}]},
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agent.network_ports)
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with mock.patch.object(agent.plugin_rpc,
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"update_device_down"):
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agent.treat_devices_removed([mac_pci_slot_device2])
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# remove the second device and check the network_ports dict
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self.assertEqual({'net123': [{'port_id': 'port123',
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'device': mac_pci_slot_device1}]},
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agent.network_ports)
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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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'port_security_enabled': False}
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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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agent.set_device_spoofcheck = 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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agent.eswitch_mgr.set_device_spoofcheck.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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False)
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self.assertTrue(agent.plugin_rpc.update_device_up.called)
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def test_treat_device_ip_link_state_not_supported(self):
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agent = self.agent
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agent.plugin_rpc = mock.Mock()
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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.eswitch_mgr.set_device_state.side_effect = (
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exceptions.IpCommandOperationNotSupportedError(
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dev_name='aa:bb:cc:dd:ee:ff'))
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agent.treat_device('aa:bb:cc:dd:ee:ff', '1:2:3:0',
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admin_state_up=True)
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self.assertTrue(agent.plugin_rpc.update_device_up.called)
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def test_treat_device_set_device_state_exception(self):
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agent = self.agent
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agent.plugin_rpc = mock.Mock()
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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.eswitch_mgr.set_device_state.side_effect = (
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exceptions.SriovNicError())
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agent.treat_device('aa:bb:cc:dd:ee:ff', '1:2:3:0',
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admin_state_up=True)
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self.assertFalse(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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def test_update_and_clean_network_ports(self):
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network_id1 = 'network_id1'
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network_id2 = 'network_id2'
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port_id1 = 'port_id1'
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port_id2 = 'port_id2'
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mac_slot_1 = ('mac1', 'slot1')
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mac_slot_2 = ('mac2', 'slot2')
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self.agent.network_ports[network_id1] = [{'port_id': port_id1,
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'device': mac_slot_1}, {'port_id': port_id2, 'device': mac_slot_2}]
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self.agent._update_network_ports(network_id2, port_id1, mac_slot_1)
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self.assertEqual({network_id1: [{'port_id': port_id2,
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'device': mac_slot_2}], network_id2: [
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{'port_id': port_id1, 'device': mac_slot_1}]},
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self.agent.network_ports)
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cleaned_port_id = self.agent._clean_network_ports(mac_slot_1)
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self.assertEqual(cleaned_port_id, port_id1)
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self.assertEqual({network_id1: [{'port_id': port_id2,
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'device': mac_slot_2}]},
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self.agent.network_ports)
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cleaned_port_id = self.agent._clean_network_ports(mac_slot_2)
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self.assertEqual({}, self.agent.network_ports)
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class FakeAgent(object):
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def __init__(self):
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self.updated_devices = set()
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class TestSriovNicSwitchRpcCallbacks(base.BaseTestCase):
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def setUp(self):
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super(TestSriovNicSwitchRpcCallbacks, self).setUp()
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self.context = object()
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self.agent = FakeAgent()
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sg_agent = object()
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self.sriov_rpc_callback = sriov_nic_agent.SriovNicSwitchRpcCallbacks(
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self.context, self.agent, sg_agent)
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def _create_fake_port(self):
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return {'id': uuidutils.generate_uuid(),
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portbindings.PROFILE: {'pci_slot': PCI_SLOT},
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'mac_address': DEVICE_MAC}
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def test_port_update_with_pci_slot(self):
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port = self._create_fake_port()
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kwargs = {'context': self.context, 'port': port}
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self.sriov_rpc_callback.port_update(**kwargs)
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self.assertEqual(set([(DEVICE_MAC, PCI_SLOT)]),
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self.agent.updated_devices)
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def test_port_update_with_vnic_physical_direct(self):
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port = self._create_fake_port()
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port[portbindings.VNIC_TYPE] = portbindings.VNIC_DIRECT_PHYSICAL
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kwargs = {'context': self.context, 'port': port}
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self.sriov_rpc_callback.port_update(**kwargs)
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self.assertEqual(set(), self.agent.updated_devices)
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def test_port_update_without_pci_slot(self):
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port = self._create_fake_port()
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port[portbindings.PROFILE] = None
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kwargs = {'context': self.context, 'port': port}
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self.sriov_rpc_callback.port_update(**kwargs)
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self.assertEqual(set(), self.agent.updated_devices)
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def test_network_update(self):
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TEST_NETWORK_ID1 = "n1"
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TEST_NETWORK_ID2 = "n2"
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TEST_PORT_ID1 = 'p1'
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TEST_PORT_ID2 = 'p2'
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network1 = {'id': TEST_NETWORK_ID1}
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port1 = {'id': TEST_PORT_ID1, 'network_id': TEST_NETWORK_ID1}
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port2 = {'id': TEST_PORT_ID2, 'network_id': TEST_NETWORK_ID2}
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self.agent.network_ports = {
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TEST_NETWORK_ID1: [{'port_id': port1['id'],
|
|
'device': ('mac1', 'slot1')}],
|
|
TEST_NETWORK_ID2: [{'port_id': port2['id'],
|
|
'device': ('mac2', 'slot2')}]}
|
|
kwargs = {'context': self.context, 'network': network1}
|
|
self.sriov_rpc_callback.network_update(**kwargs)
|
|
self.assertEqual(set([('mac1', 'slot1')]), self.agent.updated_devices)
|
|
|
|
|
|
class TestSRIOVAgentExtensionConfig(base.BaseTestCase):
|
|
def setUp(self):
|
|
super(TestSRIOVAgentExtensionConfig, self).setUp()
|
|
l2_ext_manager.register_opts(cfg.CONF)
|
|
# disable setting up periodic state reporting
|
|
cfg.CONF.set_override('report_interval', 0, group='AGENT')
|
|
cfg.CONF.set_override('extensions', ['qos'], group='agent')
|
|
|
|
@mock.patch("neutron.plugins.ml2.drivers.mech_sriov.agent.eswitch_manager"
|
|
".ESwitchManager.get_assigned_devices_info", return_value=[])
|
|
def test_report_loaded_extension(self, *args):
|
|
with mock.patch.object(agent_rpc.PluginReportStateAPI,
|
|
'report_state') as mock_report_state:
|
|
agent = sriov_nic_agent.SriovNicSwitchAgent({}, {}, 0)
|
|
agent._report_state()
|
|
mock_report_state.assert_called_with(
|
|
agent.context, agent.agent_state)
|
|
self.assertEqual(
|
|
['qos'], agent.agent_state['configurations']['extensions'])
|