196 lines
8.0 KiB
Python
196 lines
8.0 KiB
Python
# 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 mock
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import six
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import testtools
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from os_vif import objects
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from vif_plug_ovs import constants
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from vif_plug_ovs import linux_net
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from vif_plug_ovs import ovs
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if six.PY2:
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nested = contextlib.nested
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else:
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@contextlib.contextmanager
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def nested(*contexts):
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with contextlib.ExitStack() as stack:
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yield [stack.enter_context(c) for c in contexts]
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class PluginTest(testtools.TestCase):
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def __init__(self, *args, **kwargs):
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super(PluginTest, self).__init__(*args, **kwargs)
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objects.register_all()
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self.subnet_bridge_4 = objects.subnet.Subnet(
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cidr='101.168.1.0/24',
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dns=['8.8.8.8'],
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gateway='101.168.1.1',
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dhcp_server='191.168.1.1')
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self.subnet_bridge_6 = objects.subnet.Subnet(
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cidr='101:1db9::/64',
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gateway='101:1db9::1')
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self.subnets = objects.subnet.SubnetList(
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objects=[self.subnet_bridge_4,
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self.subnet_bridge_6])
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self.network_ovs = objects.network.Network(
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id='437c6db5-4e6f-4b43-b64b-ed6a11ee5ba7',
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bridge='br0',
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subnets=self.subnets,
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vlan=99)
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self.profile_ovs = objects.vif.VIFPortProfileOpenVSwitch(
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interface_id='e65867e0-9340-4a7f-a256-09af6eb7a3aa')
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self.vif_ovs_hybrid = objects.vif.VIFBridge(
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id='b679325f-ca89-4ee0-a8be-6db1409b69ea',
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address='ca:fe:de:ad:be:ef',
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network=self.network_ovs,
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dev_name='tap-xxx-yyy-zzz',
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bridge_name="qbrvif-xxx-yyy",
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port_profile=self.profile_ovs)
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self.vif_ovs = objects.vif.VIFOpenVSwitch(
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id='b679325f-ca89-4ee0-a8be-6db1409b69ea',
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address='ca:fe:de:ad:be:ef',
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network=self.network_ovs,
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dev_name='tap-xxx-yyy-zzz',
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port_profile=self.profile_ovs)
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self.vif_vhostuser = objects.vif.VIFVHostUser(
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id='b679325f-ca89-4ee0-a8be-6db1409b69ea',
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address='ca:fe:de:ad:be:ef',
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network=self.network_ovs,
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path='/var/run/openvswitch/vhub679325f-ca',
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mode='client',
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port_profile=self.profile_ovs)
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self.instance = objects.instance_info.InstanceInfo(
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name='demo',
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uuid='f0000000-0000-0000-0000-000000000001')
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def test_plug_ovs(self):
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with mock.patch.object(linux_net, 'ensure_ovs_bridge') as (
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ensure_ovs_bridge):
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plug_bridge_mock = mock.Mock()
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plugin = ovs.OvsPlugin.load("ovs")
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plugin._plug_bridge = plug_bridge_mock
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plugin.plug(self.vif_ovs, self.instance)
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self.assertFalse(plug_bridge_mock.called)
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ensure_ovs_bridge.assert_called_once_with(
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self.vif_ovs.network.bridge, constants.OVS_DATAPATH_SYSTEM)
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def test_plug_ovs_bridge(self):
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calls = {
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'device_exists': [mock.call('qvob679325f-ca')],
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'create_veth_pair': [mock.call('qvbb679325f-ca',
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'qvob679325f-ca',
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1500)],
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'ensure_bridge': [mock.call('qbrvif-xxx-yyy')],
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'add_bridge_port': [mock.call('qbrvif-xxx-yyy',
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'qvbb679325f-ca')],
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'create_ovs_vif_port': [mock.call(
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'br0', 'qvob679325f-ca',
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'e65867e0-9340-4a7f-a256-09af6eb7a3aa',
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'ca:fe:de:ad:be:ef',
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'f0000000-0000-0000-0000-000000000001',
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1500,
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timeout=120)],
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'ensure_ovs_bridge': [mock.call('br0',
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constants.OVS_DATAPATH_SYSTEM)]
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}
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with nested(
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mock.patch.object(linux_net, 'ensure_bridge'),
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mock.patch.object(linux_net, 'device_exists',
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return_value=False),
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mock.patch.object(linux_net, 'create_veth_pair'),
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mock.patch.object(linux_net, 'add_bridge_port'),
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mock.patch.object(linux_net, 'create_ovs_vif_port'),
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mock.patch.object(linux_net, 'ensure_ovs_bridge')
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) as (ensure_bridge, device_exists, create_veth_pair,
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add_bridge_port, create_ovs_vif_port, ensure_ovs_bridge):
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plugin = ovs.OvsPlugin.load("ovs")
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plugin.plug(self.vif_ovs_hybrid, self.instance)
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ensure_bridge.assert_has_calls(calls['ensure_bridge'])
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device_exists.assert_has_calls(calls['device_exists'])
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create_veth_pair.assert_has_calls(calls['create_veth_pair'])
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add_bridge_port.assert_has_calls(calls['add_bridge_port'])
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create_ovs_vif_port.assert_has_calls(calls['create_ovs_vif_port'])
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ensure_ovs_bridge.assert_has_calls(calls['ensure_ovs_bridge'])
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def test_unplug_ovs(self):
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unplug_bridge_mock = mock.Mock()
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plugin = ovs.OvsPlugin.load("ovs")
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plugin._unplug_bridge = unplug_bridge_mock
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plugin.unplug(self.vif_ovs, self.instance)
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self.assertFalse(unplug_bridge_mock.called)
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def test_unplug_ovs_bridge(self):
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calls = {
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'delete_bridge': [mock.call('qbrvif-xxx-yyy', 'qvbb679325f-ca')],
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'delete_ovs_vif_port': [mock.call('br0', 'qvob679325f-ca',
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timeout=120)]
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}
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with nested(
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mock.patch.object(linux_net, 'delete_bridge'),
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mock.patch.object(linux_net, 'delete_ovs_vif_port')
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) as (delete_bridge, delete_ovs_vif_port):
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plugin = ovs.OvsPlugin.load("ovs")
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plugin.unplug(self.vif_ovs_hybrid, self.instance)
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delete_bridge.assert_has_calls(calls['delete_bridge'])
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delete_ovs_vif_port.assert_has_calls(calls['delete_ovs_vif_port'])
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def test_plug_ovs_vhostuser(self):
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calls = {
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'create_ovs_vif_port': [mock.call(
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'br0', 'vhub679325f-ca',
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'e65867e0-9340-4a7f-a256-09af6eb7a3aa',
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'ca:fe:de:ad:be:ef',
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'f0000000-0000-0000-0000-000000000001',
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1500,
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interface_type='dpdkvhostuser',
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timeout=120)],
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'ensure_ovs_bridge': [mock.call('br0',
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constants.OVS_DATAPATH_NETDEV)]
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}
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with nested(
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mock.patch.object(linux_net, 'create_ovs_vif_port'),
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mock.patch.object(linux_net, 'ensure_ovs_bridge')
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) as (create_ovs_vif_port, ensure_ovs_bridge):
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plugin = ovs.OvsPlugin.load("ovs")
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plugin.plug(self.vif_vhostuser, self.instance)
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create_ovs_vif_port.assert_has_calls(calls['create_ovs_vif_port'])
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ensure_ovs_bridge.assert_has_calls(calls['ensure_ovs_bridge'])
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def test_unplug_ovs_vhostuser(self):
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calls = {
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'delete_ovs_vif_port': [mock.call('br0', 'vhub679325f-ca',
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timeout=120)]
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}
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with mock.patch.object(linux_net, 'delete_ovs_vif_port') \
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as delete_ovs_vif_port:
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plugin = ovs.OvsPlugin.load("ovs")
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plugin.unplug(self.vif_vhostuser, self.instance)
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delete_ovs_vif_port.assert_has_calls(calls['delete_ovs_vif_port'])
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