321 lines
12 KiB
Python
321 lines
12 KiB
Python
# Copyright (c) 2016 OpenStack Foundation.
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# All Rights Reserved.
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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 mock
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import netaddr
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import os_ken.lib.packet
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from dragonflow.controller.common import constants
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from dragonflow.controller import port_locator
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from dragonflow.db import db_store
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from dragonflow.db.models import l2
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from dragonflow.db.models import trunk
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from dragonflow.tests.unit import test_app_base
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class SettingMock(object):
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def __init__(self, *args, **kwargs):
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self._dict = kwargs
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for idx, arg in enumerate(args):
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self._dict[idx] = arg
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def __getattr__(self, attrname):
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if attrname.startswith('set_'):
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def setter(x):
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self._dict[attrname[4:]] = x
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return setter
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def __repr__(self):
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return 'SettingMock(%r)' % self._dict
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def __eq__(self, other):
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if isinstance(other, SettingMock):
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return self._dict == other._dict
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if isinstance(other, dict):
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return self._dict == other
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return super(SettingMock, self) == other
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def _create_2nd_lswitch():
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lswitch = l2.LogicalSwitch(id='lswitch2',
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unique_key=17,
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segmentation_id=17,
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topic='fake_tenant1')
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return lswitch
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def _create_2nd_subnet():
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return l2.Subnet(id='subnet2',
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enable_dhcp=False,
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cidr='192.168.18.0/24',
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topic='fake_tenant1')
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def _create_child_port():
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return l2.LogicalPort(id='lport2',
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ips=['192.168.18.3'],
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subnets=['subnet2'],
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macs=['fa:16:3e:00:00:01'],
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enabled=True,
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lswitch='lswitch2',
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topic='fake_tenant1',
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unique_key=33,
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version=2)
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def _create_segmentation():
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return trunk.ChildPortSegmentation(id='cps1',
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topic='fake_tenant1',
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parent='fake_port2',
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port='lport2',
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segmentation_type='vlan',
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segmentation_id=7)
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class TestTrunkApp(test_app_base.DFAppTestBase):
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apps_list = ["trunk"]
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def setUp(self):
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super(TestTrunkApp, self).setUp()
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self.app = self.open_flow_app.dispatcher.apps['trunk']
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self.mock_mod_flow = self.app.mod_flow
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self.db_store = db_store.get_instance()
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self.app.ofproto.OFPVID_PRESENT = 0x1000
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self.db_store.update(test_app_base.fake_local_port2)
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def test_create_child_segmentation(self):
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lswitch2 = _create_2nd_lswitch()
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self.controller.update(lswitch2)
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subnet2 = _create_2nd_subnet()
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self.controller.update(subnet2)
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lport = _create_child_port()
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self.controller.update(lport)
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segmentation = _create_segmentation()
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self.controller.update(segmentation)
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classification_flow = mock.call(
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table_id=constants.INGRESS_CLASSIFICATION_DISPATCH_TABLE,
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priority=constants.PRIORITY_HIGH,
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match=mock.ANY,
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actions=mock.ANY,
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)
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dispatch_flow = mock.call(
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table_id=constants.INGRESS_DISPATCH_TABLE,
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priority=constants.PRIORITY_HIGH,
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match=mock.ANY,
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actions=mock.ANY,
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)
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self.mock_mod_flow.assert_has_calls((classification_flow,
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dispatch_flow))
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def test_delete_child_segmentation(self):
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lswitch2 = _create_2nd_lswitch()
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self.db_store.update(lswitch2)
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lport = _create_child_port()
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self.db_store.update(lport)
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segmentation = _create_segmentation()
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self.db_store.update(segmentation)
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port_locator.set_port_binding(lport, object())
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self.controller.delete_by_id(type(segmentation), segmentation.id)
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classification_flow = mock.call(
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table_id=constants.INGRESS_CLASSIFICATION_DISPATCH_TABLE,
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priority=constants.PRIORITY_HIGH,
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match=mock.ANY,
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command=self.app.ofproto.OFPFC_DELETE_STRICT,
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)
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dispatch_flow = mock.call(
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table_id=constants.INGRESS_DISPATCH_TABLE,
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priority=constants.PRIORITY_MEDIUM,
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match=mock.ANY,
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command=self.app.ofproto.OFPFC_DELETE_STRICT,
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)
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self.mock_mod_flow.assert_has_calls((classification_flow,
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dispatch_flow))
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class _TestTrunkSegmentationTypes(object):
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apps_list = ["trunk"]
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def setUp(self):
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super(_TestTrunkSegmentationTypes, self).setUp()
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self.app = self.open_flow_app.dispatcher.apps['trunk']
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self.mock_mod_flow = self.app.mod_flow
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self.db_store = db_store.get_instance()
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self.app.ofproto.OFPVID_PRESENT = 0x1000
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self.db_store.update(test_app_base.fake_local_port2)
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def test_installed_flows(self):
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lswitch2 = _create_2nd_lswitch()
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self.db_store.update(lswitch2)
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lport = _create_child_port()
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self.db_store.update(lport)
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segmentation = self.create_segmentation()
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self.db_store.update(segmentation)
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self.app.mod_flow.reset_mock()
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self.app.parser.OFPMatch.side_effect = SettingMock
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self.app.parser.OFPActionSetField.side_effect = SettingMock
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self.app._install_local_cps(segmentation)
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expected_matches = self.get_expected_matches()
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expected_actions = self.get_expected_actions()
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calls = self.app.mod_flow.call_args_list
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for expected_match, expected_action, call in zip(expected_matches,
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expected_actions,
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calls):
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args, kwargs = call
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match = kwargs['match']
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match_dict = match._dict
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self.assertEqual(expected_match, match_dict)
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action = kwargs['actions']
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self.assertEqual(expected_action, action)
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self.assertEqual(len(expected_matches), len(calls))
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self.assertEqual(len(expected_actions), len(calls))
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class TestTrunkSegmentationTypesVLAN(_TestTrunkSegmentationTypes,
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test_app_base.DFAppTestBase):
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def create_segmentation(self):
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return _create_segmentation()
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def get_expected_matches(self):
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return [
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{'reg6': test_app_base.fake_local_port2.unique_key,
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'vlan_vid': 0x1007},
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{'reg7': 33}
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]
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def get_expected_actions(self):
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return [
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[
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SettingMock(reg6=33),
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SettingMock(metadata=17),
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self.app.parser.OFPActionPopVlan(),
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self.app.parser.NXActionResubmit(),
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], [
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self.app.parser.OFPActionPushVlan(),
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SettingMock(vlan_vid=0x1007),
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SettingMock(reg7=test_app_base.fake_local_port2.unique_key),
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self.app.parser.NXActionResubmit(),
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]
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]
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class TestTrunkSegmentationTypesMACVLAN(_TestTrunkSegmentationTypes,
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test_app_base.DFAppTestBase):
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def create_segmentation(self):
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segmentation = _create_segmentation()
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segmentation.segmentation_type = trunk.TYPE_MACVLAN
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return segmentation
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def get_expected_matches(self):
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return [
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{
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'reg6': test_app_base.fake_local_port2.unique_key,
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'eth_src': netaddr.EUI('fa:16:3e:00:00:01'),
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_IP,
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'ipv4_src': netaddr.IPAddress('192.168.18.3'),
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}, {
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'reg7': 33,
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_IP,
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}, {
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'reg6': test_app_base.fake_local_port2.unique_key,
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'eth_src': netaddr.EUI('fa:16:3e:00:00:01'),
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_ARP,
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'arp_sha': netaddr.EUI('fa:16:3e:00:00:01'),
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'arp_spa': netaddr.IPAddress('192.168.18.3'),
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}, {
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'reg7': 33,
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_ARP,
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}
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]
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def get_expected_actions(self):
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return [
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[
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SettingMock(reg6=33),
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SettingMock(metadata=17),
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self.app.parser.NXActionResubmit(),
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], [
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SettingMock(reg7=test_app_base.fake_local_port2.unique_key),
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self.app.parser.NXActionResubmit(),
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], [
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SettingMock(reg6=33),
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SettingMock(metadata=17),
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self.app.parser.NXActionResubmit(),
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], [
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SettingMock(reg7=test_app_base.fake_local_port2.unique_key),
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self.app.parser.NXActionResubmit(),
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]
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]
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class TestTrunkSegmentationTypesIPVLAN(_TestTrunkSegmentationTypes,
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test_app_base.DFAppTestBase):
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def create_segmentation(self):
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segmentation = _create_segmentation()
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segmentation.segmentation_type = trunk.TYPE_IPVLAN
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return segmentation
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def get_expected_matches(self):
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return [
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{
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'reg6': test_app_base.fake_local_port2.unique_key,
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'eth_src': test_app_base.fake_local_port2.mac,
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_IP,
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'ipv4_src': netaddr.IPAddress('192.168.18.3'),
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}, {
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'reg7': 33,
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_IP,
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}, {
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'reg6': test_app_base.fake_local_port2.unique_key,
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'eth_src': test_app_base.fake_local_port2.mac,
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_ARP,
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'arp_sha': test_app_base.fake_local_port2.mac,
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'arp_spa': netaddr.IPAddress('192.168.18.3'),
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}, {
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'reg7': 33,
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'eth_type': os_ken.lib.packet.ether_types.ETH_TYPE_ARP,
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}
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]
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def get_expected_actions(self):
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return [
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[
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SettingMock(reg6=33),
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SettingMock(metadata=17),
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SettingMock(eth_src=netaddr.EUI('fa:16:3e:00:00:01')),
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self.app.parser.NXActionResubmit(),
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], [
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SettingMock(eth_dst=test_app_base.fake_local_port2.mac),
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SettingMock(reg7=test_app_base.fake_local_port2.unique_key),
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self.app.parser.NXActionResubmit(),
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], [
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SettingMock(reg6=33),
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SettingMock(metadata=17),
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SettingMock(eth_src=netaddr.EUI('fa:16:3e:00:00:01')),
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SettingMock(arp_sha=netaddr.EUI('fa:16:3e:00:00:01')),
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self.app.parser.NXActionResubmit(),
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], [
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SettingMock(eth_dst=test_app_base.fake_local_port2.mac),
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SettingMock(arp_tha=test_app_base.fake_local_port2.mac),
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SettingMock(reg7=test_app_base.fake_local_port2.unique_key),
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self.app.parser.NXActionResubmit(),
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]
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]
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