renderers/vpp/src/test/java/org/opendaylight/groupbasedpolicy/renderer/vpp/policy/VppRendererPolicyManagerTest.java

   1 /*
   2  * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.groupbasedpolicy.renderer.vpp.policy;
  10
  11 import java.util.Arrays;
  12 import java.util.Collection;
  13 import java.util.List;
  14 import java.util.stream.Collectors;
  15
  16 import org.junit.Assert;
  17 import org.junit.Before;
  18 import org.junit.Test;
  19 import org.junit.runner.RunWith;
  20 import org.mockito.Mockito;
  21 import org.mockito.runners.MockitoJUnitRunner;
  22 import org.opendaylight.controller.config.yang.config.vpp_provider.impl.VppRenderer;
  23 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  24 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  25 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  26 import org.opendaylight.groupbasedpolicy.renderer.vpp.DtoFactory;
  27 import org.opendaylight.groupbasedpolicy.renderer.vpp.event.RendererPolicyConfEvent;
  28 import org.opendaylight.groupbasedpolicy.renderer.vpp.event.VppEndpointConfEvent;
  29 import org.opendaylight.groupbasedpolicy.renderer.vpp.iface.InterfaceManager;
  30 import org.opendaylight.groupbasedpolicy.renderer.vpp.iface.VppEndpointLocationProvider;
  31 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.KeyFactory;
  32 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.MountedDataBrokerProvider;
  33 import org.opendaylight.groupbasedpolicy.test.CustomDataBrokerTest;
  34 import org.opendaylight.groupbasedpolicy.util.IidFactory;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
  36 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  37 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.absolute.location.AbsoluteLocation;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint_location_provider.rev160419.LocationProviders;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint_location_provider.rev160419.location.providers.LocationProvider;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint_location_provider.rev160419.location.providers.location.provider.ProviderAddressEndpointLocation;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.L2FloodDomain;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.RendererPolicy;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.RendererPolicyBuilder;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.Configuration;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocation;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocationBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocationKey;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.Config;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpoint;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpointBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpointKey;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.bridge.domain.base.attributes.PhysicalLocationRef;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425._interface.attributes._interface.type.choice.VhostUserCaseBuilder;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.VppInterfaceAugmentation;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.VxlanVni;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.interfaces._interface.L2;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.l2.base.attributes.Interconnection;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.l2.base.attributes.interconnection.BridgeBased;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev161214.vpp.BridgeDomains;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vbridge.topology.rev160129.TopologyVbridgeAugment;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vbridge.tunnel.vxlan.rev160429.TunnelTypeVxlan;
  63 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  64 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  65
  66 import com.google.common.base.Optional;
  67 import com.google.common.base.Strings;
  68
  69 @RunWith(MockitoJUnitRunner.class)
  70 public class VppRendererPolicyManagerTest extends CustomDataBrokerTest {
  71
  72     private static final InstanceIdentifier<RendererPolicy> RENDERER_POLICY_IID =
  73             IidFactory.rendererIid(VppRenderer.NAME).child(RendererPolicy.class);
  74     private final static String SOCKET = "socket";
  75
  76     private MountedDataBrokerProvider mountedDataProviderMock;
  77     private DataBroker mountPointDataBroker;
  78     private DataBroker dataBroker;
  79
  80     private BridgeDomainManagerImpl bdManager;
  81     private InterfaceManager ifaceManager;
  82     private ForwardingManager fwManager;
  83     private VppRendererPolicyManager vppRendererPolicyManager;
  84
  85     @Override
  86     public Collection<Class<?>> getClassesFromModules() {
  87         return Arrays.asList(Node.class, VppEndpoint.class, Interfaces.class, BridgeDomains.class,
  88                 LocationProviders.class, L2FloodDomain.class, VxlanVni.class, TopologyVbridgeAugment.class,
  89                 TunnelTypeVxlan.class, PhysicalLocationRef.class);
  90     }
  91
  92     @Before
  93     public void init() throws Exception {
  94         mountedDataProviderMock = Mockito.mock(MountedDataBrokerProvider.class);
  95         mountPointDataBroker = getDataBroker();
  96         setup(); // initialize new data broker for ODL data store
  97         dataBroker = getDataBroker();
  98         Mockito.when(mountedDataProviderMock.getDataBrokerForMountPoint(Mockito.any(InstanceIdentifier.class)))
  99             .thenReturn(Optional.of(mountPointDataBroker));
 100         ifaceManager =
 101                 new InterfaceManager(mountedDataProviderMock, dataBroker);
 102         bdManager = new BridgeDomainManagerImpl(mountPointDataBroker);
 103         fwManager = new ForwardingManager(ifaceManager, bdManager, dataBroker);
 104         vppRendererPolicyManager = new VppRendererPolicyManager(fwManager, dataBroker);
 105         fwManager.setTimer((byte) 1);
 106     }
 107
 108     @Test
 109     public void testRendererPolicyChanged_created_oneEpPerEpg() throws Exception {
 110         String clientIp = "1.1.1.1";
 111         String clientIfaceName = "client1";
 112         AbsoluteLocation clientLocation = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, clientIfaceName);
 113         AddressEndpointWithLocation clientEp =
 114                 DtoFactory.createEndpoint(clientIp, DtoFactory.L2FD_CTX.getValue(), clientLocation);
 115         String webIp = "2.2.2.2";
 116         String webIfaceName = "web1";
 117         AbsoluteLocation webLocation = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, webIfaceName);
 118         AddressEndpointWithLocation webEp =
 119                 DtoFactory.createEndpoint(webIp, DtoFactory.L2FD_CTX.getValue(), webLocation);
 120
 121         storeVppEndpoint(clientEp.getKey(), clientIfaceName, createVppEndpointIid(clientEp.getKey()));
 122         storeVppEndpoint(webEp.getKey(), webIfaceName, createVppEndpointIid(webEp.getKey()));
 123
 124         Configuration configuration = DtoFactory.createConfiguration(Arrays.asList(clientEp), Arrays.asList(webEp));
 125         RendererPolicy rendererPolicy =
 126                 new RendererPolicyBuilder().setVersion(1L).setConfiguration(configuration).build();
 127         RendererPolicyConfEvent event = new RendererPolicyConfEvent(RENDERER_POLICY_IID, null, rendererPolicy);
 128
 129         vppRendererPolicyManager.rendererPolicyChanged(event);
 130
 131         // assert state on data store behind mount point
 132         Interface clientIface = readAndAssertInterface(clientIfaceName);
 133         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), clientIface);
 134         Interface webIface = readAndAssertInterface(webIfaceName);
 135         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), webIface);
 136         // assert state on ODL data store
 137         ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
 138         Optional<LocationProvider> optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 139                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 140             .get();
 141         Assert.assertTrue(optLocationProvider.isPresent());
 142         List<ProviderAddressEndpointLocation> epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 143         Assert.assertNotNull(epLocs);
 144         Assert.assertEquals(2, epLocs.size());
 145         assertProviderAddressEndpointLocation(clientEp.getKey(),
 146                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, DtoFactory.L2FD_CTX.getValue(), clientIfaceName),
 147                 epLocs);
 148         assertProviderAddressEndpointLocation(webEp.getKey(),
 149                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, DtoFactory.L2FD_CTX.getValue(), webIfaceName),
 150                 epLocs);
 151     }
 152
 153     @Test
 154     public void testRendererPolicyChanged_update() throws Exception {
 155         String client1IfaceName = "client1";
 156         AbsoluteLocation client1LocationNodeNull =
 157                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, client1IfaceName);
 158         AddressEndpointWithLocation client1Ep =
 159                 DtoFactory.createEndpoint("10.0.0.1", DtoFactory.L2FD_CTX.getValue(), client1LocationNodeNull);
 160         String web1IfaceName = "web1";
 161         AbsoluteLocation web1LocationNodeNull =
 162                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, null, web1IfaceName);
 163         AddressEndpointWithLocation web1Ep =
 164                 DtoFactory.createEndpoint("20.0.0.1", DtoFactory.L2FD_CTX.getValue(), web1LocationNodeNull);
 165         String client2IfaceName = "client2";
 166         AbsoluteLocation client2LocationNodeNull =
 167                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, client2IfaceName);
 168         AddressEndpointWithLocation client2Ep =
 169                 DtoFactory.createEndpoint("10.0.0.2", DtoFactory.L2FD_CTX.getValue(), client2LocationNodeNull);
 170         String web2IfaceName = "web2";
 171         AbsoluteLocation web2LocationNodeNull =
 172                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, null, web2IfaceName);
 173         AddressEndpointWithLocation web2Ep =
 174                 DtoFactory.createEndpoint("20.0.0.2", DtoFactory.L2FD_CTX.getValue(), web2LocationNodeNull);
 175
 176         storeVppEndpoint(client1Ep.getKey(), client1IfaceName, createVppEndpointIid(client1Ep.getKey()));
 177         storeVppEndpoint(web1Ep.getKey(), web1IfaceName, createVppEndpointIid(web1Ep.getKey()));
 178         storeVppEndpoint(client2Ep.getKey(), client2IfaceName, createVppEndpointIid(client2Ep.getKey()));
 179         storeVppEndpoint(web2Ep.getKey(), web2IfaceName, createVppEndpointIid(web2Ep.getKey()));
 180
 181         Configuration configuration =
 182                 DtoFactory.createConfiguration(Arrays.asList(client1Ep, client2Ep), Arrays.asList(web1Ep, web2Ep));
 183         RendererPolicy rendererPolicy =
 184                 new RendererPolicyBuilder().setVersion(1L).setConfiguration(configuration).build();
 185         RendererPolicyConfEvent event = new RendererPolicyConfEvent(RENDERER_POLICY_IID, null, rendererPolicy);
 186
 187         vppRendererPolicyManager.rendererPolicyChanged(event);
 188
 189         // assert state on data store behind mount point ######################################
 190         Interface client1Iface = readAndAssertInterface(client1IfaceName);
 191         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client1Iface);
 192         Interface web1Iface = readAndAssertInterface(web1IfaceName);
 193         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web1Iface);
 194         Interface client2Iface = readAndAssertInterface(client2IfaceName);
 195         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client2Iface);
 196         Interface web2Iface = readAndAssertInterface(web2IfaceName);
 197         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web2Iface);
 198         // assert state on ODL data store
 199         ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
 200         Optional<LocationProvider> optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 201                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 202             .get();
 203         Assert.assertTrue(optLocationProvider.isPresent());
 204         List<ProviderAddressEndpointLocation> epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 205         Assert.assertNotNull(epLocs);
 206         Assert.assertEquals(4, epLocs.size());
 207         assertProviderAddressEndpointLocation(client1Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 208                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName), epLocs);
 209         assertProviderAddressEndpointLocation(web1Ep.getKey(),
 210                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName),
 211                 epLocs);
 212         assertProviderAddressEndpointLocation(client2Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 213                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName), epLocs);
 214         assertProviderAddressEndpointLocation(web2Ep.getKey(),
 215                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName),
 216                 epLocs);
 217         // #####################################################################################
 218
 219         AbsoluteLocation client1Location = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 220                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName);
 221         AbsoluteLocation web1Location =
 222                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName);
 223         AbsoluteLocation web2Location =
 224                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName);
 225         configuration = DtoFactory.createConfiguration(
 226                 Arrays.asList(new AddressEndpointWithLocationBuilder(client1Ep).setAbsoluteLocation(client1Location)
 227                     .build(),
 228                         new AddressEndpointWithLocationBuilder(client2Ep).setAbsoluteLocation(client2LocationNodeNull)
 229                             .build()),
 230                 Arrays.asList(new AddressEndpointWithLocationBuilder(web1Ep).setAbsoluteLocation(web1Location).build(),
 231                         new AddressEndpointWithLocationBuilder(web2Ep).setAbsoluteLocation(web2Location).build()));
 232         RendererPolicy rendererPolicy2 =
 233                 new RendererPolicyBuilder().setVersion(2L).setConfiguration(configuration).build();
 234         RendererPolicyConfEvent event2 =
 235                 new RendererPolicyConfEvent(RENDERER_POLICY_IID, rendererPolicy, rendererPolicy2);
 236
 237         vppRendererPolicyManager.rendererPolicyChanged(event2);
 238
 239         // assert state on data store behind mount point ######################################
 240         client1Iface = readAndAssertInterface(client1IfaceName);
 241         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client1Iface);
 242         web1Iface = readAndAssertInterface(web1IfaceName);
 243         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web1Iface);
 244         client2Iface = readAndAssertInterface(client2IfaceName);
 245         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client2Iface);
 246         web2Iface = readAndAssertInterface(web2IfaceName);
 247         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web2Iface);
 248         // assert state on ODL data store
 249         rTx = dataBroker.newReadOnlyTransaction();
 250         optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 251                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 252             .get();
 253         Assert.assertTrue(optLocationProvider.isPresent());
 254         epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 255         Assert.assertNotNull(epLocs);
 256         Assert.assertEquals(4, epLocs.size());
 257         assertProviderAddressEndpointLocation(client1Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 258                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName), epLocs);
 259         assertProviderAddressEndpointLocation(web1Ep.getKey(),
 260                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName),
 261                 epLocs);
 262         assertProviderAddressEndpointLocation(client2Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 263                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName), epLocs);
 264         assertProviderAddressEndpointLocation(web2Ep.getKey(),
 265                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName),
 266                 epLocs);
 267         // #####################################################################################
 268
 269         AbsoluteLocation client2Location = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 270                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName);
 271         configuration = DtoFactory.createConfiguration(
 272                 Arrays.asList(new AddressEndpointWithLocationBuilder(client1Ep).setAbsoluteLocation(client1Location)
 273                     .build(),
 274                         new AddressEndpointWithLocationBuilder(client2Ep).setAbsoluteLocation(client2Location).build()),
 275                 Arrays.asList(new AddressEndpointWithLocationBuilder(web1Ep).setAbsoluteLocation(web1Location).build(),
 276                         new AddressEndpointWithLocationBuilder(web2Ep).setAbsoluteLocation(web2Location).build()));
 277         RendererPolicy rendererPolicy3 =
 278                 new RendererPolicyBuilder().setVersion(3L).setConfiguration(configuration).build();
 279         RendererPolicyConfEvent event3 =
 280                 new RendererPolicyConfEvent(RENDERER_POLICY_IID, rendererPolicy2, rendererPolicy3);
 281
 282         vppRendererPolicyManager.rendererPolicyChanged(event3);
 283
 284         // assert state on data store behind mount point ######################################
 285         client1Iface = readAndAssertInterface(client1IfaceName);
 286         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client1Iface);
 287         web1Iface = readAndAssertInterface(web1IfaceName);
 288         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web1Iface);
 289         client2Iface = readAndAssertInterface(client2IfaceName);
 290         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client2Iface);
 291         web2Iface = readAndAssertInterface(web2IfaceName);
 292         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web2Iface);
 293         // assert state on ODL data store
 294         rTx = dataBroker.newReadOnlyTransaction();
 295         optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 296                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 297             .get();
 298         Assert.assertTrue(optLocationProvider.isPresent());
 299         epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 300         Assert.assertNotNull(epLocs);
 301         Assert.assertEquals(4, epLocs.size());
 302         assertProviderAddressEndpointLocation(client1Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 303                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName), epLocs);
 304         assertProviderAddressEndpointLocation(web1Ep.getKey(),
 305                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName),
 306                 epLocs);
 307         assertProviderAddressEndpointLocation(client2Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 308                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName), epLocs);
 309         assertProviderAddressEndpointLocation(web2Ep.getKey(),
 310                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName),
 311                 epLocs);
 312         // #####################################################################################
 313     }
 314
 315     private InstanceIdentifier<VppEndpoint> createVppEndpointIid(AddressEndpointWithLocationKey key) {
 316         return InstanceIdentifier.builder(Config.class)
 317             .child(VppEndpoint.class, new VppEndpointKey(key.getAddress(), key.getAddressType(), key.getContextId(),
 318                     key.getContextType()))
 319             .build();
 320     }
 321
 322     private void assertProviderAddressEndpointLocation(AddressEndpointWithLocationKey expectedEpKey,
 323             AbsoluteLocation expectedEpLoc, List<ProviderAddressEndpointLocation> providerEpLocs) {
 324         List<ProviderAddressEndpointLocation> expectedProvEpLoc =
 325                 providerEpLocs.stream()
 326                     .filter(provEpLoc -> provEpLoc.getKey()
 327                         .equals(KeyFactory.providerAddressEndpointLocationKey(expectedEpKey)))
 328                     .collect(Collectors.toList());
 329         Assert.assertFalse(expectedProvEpLoc.isEmpty());
 330         Assert.assertEquals(1, expectedProvEpLoc.size());
 331         Assert.assertEquals(expectedEpLoc, expectedProvEpLoc.get(0).getAbsoluteLocation());
 332     }
 333
 334     private Interface readAndAssertInterface(String expectedInterface) throws Exception {
 335         ReadOnlyTransaction rTxMount = mountPointDataBroker.newReadOnlyTransaction();
 336         Optional<Interface> potentialIface = rTxMount.read(LogicalDatastoreType.CONFIGURATION, InstanceIdentifier
 337             .builder(Interfaces.class).child(Interface.class, new InterfaceKey(expectedInterface)).build()).get();
 338         Assert.assertTrue(potentialIface.isPresent());
 339         return potentialIface.get();
 340     }
 341
 342     private static void assertBridgeDomainOnInterface(String expectedBridgeDomain, Interface actualIface) {
 343         VppInterfaceAugmentation vppIfaceAug = actualIface.getAugmentation(VppInterfaceAugmentation.class);
 344         Assert.assertNotNull(vppIfaceAug);
 345         if (!Strings.isNullOrEmpty(expectedBridgeDomain)) {
 346             Interconnection interconnection = vppIfaceAug.getL2().getInterconnection();
 347             Assert.assertNotNull(interconnection);
 348             Assert.assertTrue(interconnection instanceof BridgeBased);
 349             Assert.assertEquals(expectedBridgeDomain, ((BridgeBased) interconnection).getBridgeDomain());
 350         } else {
 351             if (vppIfaceAug != null) {
 352                 L2 l2 = vppIfaceAug.getL2();
 353                 if (l2 != null) {
 354                     Assert.assertNull(l2.getInterconnection());
 355                 }
 356             }
 357         }
 358     }
 359
 360     private void storeVppEndpoint(AddressEndpointWithLocationKey epKey, String ifaceName,
 361             InstanceIdentifier<VppEndpoint> vppEpIid) {
 362         VppEndpoint vhostEp = new VppEndpointBuilder().setAddress(epKey.getAddress())
 363             .setAddressType(epKey.getAddressType())
 364             .setContextId(epKey.getContextId())
 365             .setContextType(epKey.getContextType())
 366             .setVppInterfaceName(ifaceName)
 367             .setVppNodeId(DtoFactory.VPP_NODE_1_IID.firstKeyOf(Node.class).getNodeId())
 368             .setInterfaceTypeChoice(new VhostUserCaseBuilder().setSocket(SOCKET).build())
 369             .build();
 370         VppEndpointConfEvent vppEpEvent = new VppEndpointConfEvent(vppEpIid, null, vhostEp);
 371         ifaceManager.vppEndpointChanged(vppEpEvent);
 372     }
 373
 374 }