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.nat.NatManager;
  32 import org.opendaylight.groupbasedpolicy.renderer.vpp.policy.acl.AclManager;
  33 import org.opendaylight.groupbasedpolicy.renderer.vpp.routing.RoutingManager;
  34 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.KeyFactory;
  35 import org.opendaylight.groupbasedpolicy.renderer.vpp.util.MountedDataBrokerProvider;
  36 import org.opendaylight.groupbasedpolicy.test.CustomDataBrokerTest;
  37 import org.opendaylight.groupbasedpolicy.util.IidFactory;
  38 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.Interfaces;
  39 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.Interface;
  40 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.interfaces.rev140508.interfaces.InterfaceKey;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.base_endpoint.rev160427.has.absolute.location.AbsoluteLocation;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint_location_provider.rev160419.LocationProviders;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint_location_provider.rev160419.location.providers.LocationProvider;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.endpoint_location_provider.rev160419.location.providers.location.provider.ProviderAddressEndpointLocation;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.forwarding.l2_l3.rev160427.L2FloodDomain;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.RendererPolicy;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.RendererPolicyBuilder;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.Configuration;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocation;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocationBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.renderer.rev151103.renderers.renderer.renderer.policy.configuration.endpoints.AddressEndpointWithLocationKey;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.Config;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425._interface.attributes._interface.type.choice.VhostUserCaseBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.bridge.domain.base.attributes.PhysicalLocationRef;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpoint;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpointBuilder;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.groupbasedpolicy.vpp_renderer.rev160425.config.VppEndpointKey;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.VppInterfaceAugmentation;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.VxlanVni;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.interfaces._interface.L2;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.l2.base.attributes.Interconnection;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.l2.base.attributes.interconnection.BridgeBased;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.v3po.rev170315.BridgeDomains;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vbridge.topology.rev160129.TopologyVbridgeAugment;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.vbridge.tunnel.vxlan.rev160429.TunnelTypeVxlan;
  66 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  67 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  68
  69 import com.google.common.base.Optional;
  70 import com.google.common.base.Strings;
  71
  72 @RunWith(MockitoJUnitRunner.class)
  73 public class VppRendererPolicyManagerTest extends CustomDataBrokerTest {
  74
  75     private static final InstanceIdentifier<RendererPolicy> RENDERER_POLICY_IID =
  76             IidFactory.rendererIid(VppRenderer.NAME).child(RendererPolicy.class);
  77     private final static String SOCKET = "socket";
  78
  79     private MountedDataBrokerProvider mountedDataProviderMock;
  80     private DataBroker mountPointDataBroker;
  81     private DataBroker dataBroker;
  82
  83     private BridgeDomainManagerImpl bdManager;
  84     private InterfaceManager ifaceManager;
  85     private AclManager aclManager;
  86     private ForwardingManager fwManager;
  87     private NatManager natManager;
  88     private RoutingManager routingManager;
  89     private VppRendererPolicyManager vppRendererPolicyManager;
  90
  91     @Override
  92     public Collection<Class<?>> getClassesFromModules() {
  93         return Arrays.asList(Node.class, VppEndpoint.class, Interfaces.class, BridgeDomains.class,
  94                 LocationProviders.class, L2FloodDomain.class, VxlanVni.class, TopologyVbridgeAugment.class,
  95                 TunnelTypeVxlan.class, PhysicalLocationRef.class);
  96     }
  97
  98     @Before
  99     public void init() throws Exception {
 100         mountedDataProviderMock = Mockito.mock(MountedDataBrokerProvider.class);
 101         mountPointDataBroker = getDataBroker();
 102         setup(); // initialize new data broker for ODL data store
 103         dataBroker = getDataBroker();
 104         Mockito.when(mountedDataProviderMock.getDataBrokerForMountPoint(Mockito.any(InstanceIdentifier.class)))
 105             .thenReturn(Optional.of(mountPointDataBroker));
 106         ifaceManager = new InterfaceManager(mountedDataProviderMock, dataBroker);
 107         aclManager = new AclManager(mountedDataProviderMock);
 108         natManager = new NatManager(dataBroker, mountedDataProviderMock);
 109         routingManager = new RoutingManager(dataBroker, mountedDataProviderMock);
 110         bdManager = new BridgeDomainManagerImpl(mountPointDataBroker);
 111         fwManager = new ForwardingManager(ifaceManager, aclManager, natManager, routingManager, bdManager, dataBroker);
 112         vppRendererPolicyManager = new VppRendererPolicyManager(fwManager, aclManager, dataBroker);
 113         fwManager.setTimer((byte) 1);
 114     }
 115
 116     @Test
 117     public void testRendererPolicyChanged_created_oneEpPerEpg() throws Exception {
 118         String clientIp = "1.1.1.1/32";
 119         String clientIfaceName = "client1";
 120         AbsoluteLocation clientLocation = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, clientIfaceName);
 121         AddressEndpointWithLocation clientEp =
 122                 DtoFactory.createEndpoint(clientIp, DtoFactory.L2FD_CTX.getValue(), clientLocation);
 123         String webIp = "2.2.2.2/32";
 124         String webIfaceName = "web1";
 125         AbsoluteLocation webLocation = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, webIfaceName);
 126         AddressEndpointWithLocation webEp =
 127                 DtoFactory.createEndpoint(webIp, DtoFactory.L2FD_CTX.getValue(), webLocation);
 128
 129         storeVppEndpoint(clientEp.getKey(), clientIfaceName, createVppEndpointIid(clientEp.getKey()));
 130         storeVppEndpoint(webEp.getKey(), webIfaceName, createVppEndpointIid(webEp.getKey()));
 131
 132         Configuration configuration = DtoFactory.createConfiguration(Arrays.asList(clientEp), Arrays.asList(webEp));
 133         RendererPolicy rendererPolicy =
 134                 new RendererPolicyBuilder().setVersion(1L).setConfiguration(configuration).build();
 135         RendererPolicyConfEvent event = new RendererPolicyConfEvent(RENDERER_POLICY_IID, null, rendererPolicy);
 136
 137         vppRendererPolicyManager.rendererPolicyChanged(event);
 138
 139         // assert state on data store behind mount point
 140         Interface clientIface = readAndAssertInterface(clientIfaceName);
 141         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), clientIface);
 142         Interface webIface = readAndAssertInterface(webIfaceName);
 143         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), webIface);
 144         // assert state on ODL data store
 145         ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
 146         Optional<LocationProvider> optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 147                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 148             .get();
 149         Assert.assertTrue(optLocationProvider.isPresent());
 150         List<ProviderAddressEndpointLocation> epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 151         Assert.assertNotNull(epLocs);
 152         Assert.assertEquals(2, epLocs.size());
 153         assertProviderAddressEndpointLocation(clientEp.getKey(),
 154                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, DtoFactory.L2FD_CTX.getValue(), clientIfaceName),
 155                 epLocs);
 156         assertProviderAddressEndpointLocation(webEp.getKey(),
 157                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, DtoFactory.L2FD_CTX.getValue(), webIfaceName),
 158                 epLocs);
 159     }
 160
 161     @Test
 162     public void testRendererPolicyChanged_update() throws Exception {
 163         String client1IfaceName = "client1";
 164         AbsoluteLocation client1LocationNodeNull =
 165                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, client1IfaceName);
 166         AddressEndpointWithLocation client1Ep =
 167                 DtoFactory.createEndpoint("10.0.0.1/32", DtoFactory.L2FD_CTX.getValue(), client1LocationNodeNull);
 168         String web1IfaceName = "web1";
 169         AbsoluteLocation web1LocationNodeNull =
 170                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, null, web1IfaceName);
 171         AddressEndpointWithLocation web1Ep =
 172                 DtoFactory.createEndpoint("20.0.0.1/32", DtoFactory.L2FD_CTX.getValue(), web1LocationNodeNull);
 173         String client2IfaceName = "client2";
 174         AbsoluteLocation client2LocationNodeNull =
 175                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID, null, client2IfaceName);
 176         AddressEndpointWithLocation client2Ep =
 177                 DtoFactory.createEndpoint("10.0.0.2/32", DtoFactory.L2FD_CTX.getValue(), client2LocationNodeNull);
 178         String web2IfaceName = "web2";
 179         AbsoluteLocation web2LocationNodeNull =
 180                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, null, web2IfaceName);
 181         AddressEndpointWithLocation web2Ep =
 182                 DtoFactory.createEndpoint("20.0.0.2/32", DtoFactory.L2FD_CTX.getValue(), web2LocationNodeNull);
 183
 184         storeVppEndpoint(client1Ep.getKey(), client1IfaceName, createVppEndpointIid(client1Ep.getKey()));
 185         storeVppEndpoint(web1Ep.getKey(), web1IfaceName, createVppEndpointIid(web1Ep.getKey()));
 186         storeVppEndpoint(client2Ep.getKey(), client2IfaceName, createVppEndpointIid(client2Ep.getKey()));
 187         storeVppEndpoint(web2Ep.getKey(), web2IfaceName, createVppEndpointIid(web2Ep.getKey()));
 188
 189         Configuration configuration =
 190                 DtoFactory.createConfiguration(Arrays.asList(client1Ep, client2Ep), Arrays.asList(web1Ep, web2Ep));
 191         RendererPolicy rendererPolicy =
 192                 new RendererPolicyBuilder().setVersion(1L).setConfiguration(configuration).build();
 193         RendererPolicyConfEvent event = new RendererPolicyConfEvent(RENDERER_POLICY_IID, null, rendererPolicy);
 194
 195         vppRendererPolicyManager.rendererPolicyChanged(event);
 196
 197         // assert state on data store behind mount point ######################################
 198         Interface client1Iface = readAndAssertInterface(client1IfaceName);
 199         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client1Iface);
 200         Interface web1Iface = readAndAssertInterface(web1IfaceName);
 201         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web1Iface);
 202         Interface client2Iface = readAndAssertInterface(client2IfaceName);
 203         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client2Iface);
 204         Interface web2Iface = readAndAssertInterface(web2IfaceName);
 205         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web2Iface);
 206         // assert state on ODL data store
 207         ReadOnlyTransaction rTx = dataBroker.newReadOnlyTransaction();
 208         Optional<LocationProvider> optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 209                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 210             .get();
 211         Assert.assertTrue(optLocationProvider.isPresent());
 212         List<ProviderAddressEndpointLocation> epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 213         Assert.assertNotNull(epLocs);
 214         Assert.assertEquals(4, epLocs.size());
 215         assertProviderAddressEndpointLocation(client1Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 216                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName), epLocs);
 217         assertProviderAddressEndpointLocation(web1Ep.getKey(),
 218                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName),
 219                 epLocs);
 220         assertProviderAddressEndpointLocation(client2Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 221                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName), epLocs);
 222         assertProviderAddressEndpointLocation(web2Ep.getKey(),
 223                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName),
 224                 epLocs);
 225         // #####################################################################################
 226
 227         AbsoluteLocation client1Location = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 228                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName);
 229         AbsoluteLocation web1Location =
 230                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName);
 231         AbsoluteLocation web2Location =
 232                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName);
 233         configuration = DtoFactory.createConfiguration(
 234                 Arrays.asList(new AddressEndpointWithLocationBuilder(client1Ep).setAbsoluteLocation(client1Location)
 235                     .build(),
 236                         new AddressEndpointWithLocationBuilder(client2Ep).setAbsoluteLocation(client2LocationNodeNull)
 237                             .build()),
 238                 Arrays.asList(new AddressEndpointWithLocationBuilder(web1Ep).setAbsoluteLocation(web1Location).build(),
 239                         new AddressEndpointWithLocationBuilder(web2Ep).setAbsoluteLocation(web2Location).build()));
 240         RendererPolicy rendererPolicy2 =
 241                 new RendererPolicyBuilder().setVersion(2L).setConfiguration(configuration).build();
 242         RendererPolicyConfEvent event2 =
 243                 new RendererPolicyConfEvent(RENDERER_POLICY_IID, rendererPolicy, rendererPolicy2);
 244
 245         vppRendererPolicyManager.rendererPolicyChanged(event2);
 246
 247         // assert state on data store behind mount point ######################################
 248         client1Iface = readAndAssertInterface(client1IfaceName);
 249         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client1Iface);
 250         web1Iface = readAndAssertInterface(web1IfaceName);
 251         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web1Iface);
 252         client2Iface = readAndAssertInterface(client2IfaceName);
 253         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client2Iface);
 254         web2Iface = readAndAssertInterface(web2IfaceName);
 255         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web2Iface);
 256         // assert state on ODL data store
 257         rTx = dataBroker.newReadOnlyTransaction();
 258         optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 259                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 260             .get();
 261         Assert.assertTrue(optLocationProvider.isPresent());
 262         epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 263         Assert.assertNotNull(epLocs);
 264         Assert.assertEquals(4, epLocs.size());
 265         assertProviderAddressEndpointLocation(client1Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 266                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName), epLocs);
 267         assertProviderAddressEndpointLocation(web1Ep.getKey(),
 268                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName),
 269                 epLocs);
 270         assertProviderAddressEndpointLocation(client2Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 271                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName), epLocs);
 272         assertProviderAddressEndpointLocation(web2Ep.getKey(),
 273                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName),
 274                 epLocs);
 275         // #####################################################################################
 276
 277         AbsoluteLocation client2Location = DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 278                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName);
 279         configuration = DtoFactory.createConfiguration(
 280                 Arrays.asList(new AddressEndpointWithLocationBuilder(client1Ep).setAbsoluteLocation(client1Location)
 281                     .build(),
 282                         new AddressEndpointWithLocationBuilder(client2Ep).setAbsoluteLocation(client2Location).build()),
 283                 Arrays.asList(new AddressEndpointWithLocationBuilder(web1Ep).setAbsoluteLocation(web1Location).build(),
 284                         new AddressEndpointWithLocationBuilder(web2Ep).setAbsoluteLocation(web2Location).build()));
 285         RendererPolicy rendererPolicy3 =
 286                 new RendererPolicyBuilder().setVersion(3L).setConfiguration(configuration).build();
 287         RendererPolicyConfEvent event3 =
 288                 new RendererPolicyConfEvent(RENDERER_POLICY_IID, rendererPolicy2, rendererPolicy3);
 289
 290         vppRendererPolicyManager.rendererPolicyChanged(event3);
 291
 292         // assert state on data store behind mount point ######################################
 293         client1Iface = readAndAssertInterface(client1IfaceName);
 294         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client1Iface);
 295         web1Iface = readAndAssertInterface(web1IfaceName);
 296         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web1Iface);
 297         client2Iface = readAndAssertInterface(client2IfaceName);
 298         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), client2Iface);
 299         web2Iface = readAndAssertInterface(web2IfaceName);
 300         assertBridgeDomainOnInterface(DtoFactory.L2FD_CTX.getValue(), web2Iface);
 301         // assert state on ODL data store
 302         rTx = dataBroker.newReadOnlyTransaction();
 303         optLocationProvider = rTx.read(LogicalDatastoreType.CONFIGURATION,
 304                 IidFactory.locationProviderIid(VppEndpointLocationProvider.VPP_ENDPOINT_LOCATION_PROVIDER))
 305             .get();
 306         Assert.assertTrue(optLocationProvider.isPresent());
 307         epLocs = optLocationProvider.get().getProviderAddressEndpointLocation();
 308         Assert.assertNotNull(epLocs);
 309         Assert.assertEquals(4, epLocs.size());
 310         assertProviderAddressEndpointLocation(client1Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 311                 DtoFactory.L2FD_CTX.getValue(), client1IfaceName), epLocs);
 312         assertProviderAddressEndpointLocation(web1Ep.getKey(),
 313                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web1IfaceName),
 314                 epLocs);
 315         assertProviderAddressEndpointLocation(client2Ep.getKey(), DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_1_IID,
 316                 DtoFactory.L2FD_CTX.getValue(), client2IfaceName), epLocs);
 317         assertProviderAddressEndpointLocation(web2Ep.getKey(),
 318                 DtoFactory.absoluteLocation(DtoFactory.VPP_NODE_2_IID, DtoFactory.L2FD_CTX.getValue(), web2IfaceName),
 319                 epLocs);
 320         // #####################################################################################
 321     }
 322
 323     private InstanceIdentifier<VppEndpoint> createVppEndpointIid(AddressEndpointWithLocationKey key) {
 324         return InstanceIdentifier.builder(Config.class)
 325             .child(VppEndpoint.class, new VppEndpointKey(key.getAddress(), key.getAddressType(), key.getContextId(),
 326                     key.getContextType()))
 327             .build();
 328     }
 329
 330     private void assertProviderAddressEndpointLocation(AddressEndpointWithLocationKey expectedEpKey,
 331             AbsoluteLocation expectedEpLoc, List<ProviderAddressEndpointLocation> providerEpLocs) {
 332         List<ProviderAddressEndpointLocation> expectedProvEpLoc =
 333                 providerEpLocs.stream()
 334                     .filter(provEpLoc -> provEpLoc.getKey()
 335                         .equals(KeyFactory.providerAddressEndpointLocationKey(expectedEpKey)))
 336                     .collect(Collectors.toList());
 337         Assert.assertFalse(expectedProvEpLoc.isEmpty());
 338         Assert.assertEquals(1, expectedProvEpLoc.size());
 339         Assert.assertEquals(expectedEpLoc, expectedProvEpLoc.get(0).getAbsoluteLocation());
 340     }
 341
 342     private Interface readAndAssertInterface(String expectedInterface) throws Exception {
 343         ReadOnlyTransaction rTxMount = mountPointDataBroker.newReadOnlyTransaction();
 344         Optional<Interface> potentialIface = rTxMount.read(LogicalDatastoreType.CONFIGURATION, InstanceIdentifier
 345             .builder(Interfaces.class).child(Interface.class, new InterfaceKey(expectedInterface)).build()).get();
 346         Assert.assertTrue(potentialIface.isPresent());
 347         return potentialIface.get();
 348     }
 349
 350     private static void assertBridgeDomainOnInterface(String expectedBridgeDomain, Interface actualIface) {
 351         VppInterfaceAugmentation vppIfaceAug = actualIface.getAugmentation(VppInterfaceAugmentation.class);
 352         Assert.assertNotNull(vppIfaceAug);
 353         if (!Strings.isNullOrEmpty(expectedBridgeDomain)) {
 354             Interconnection interconnection = vppIfaceAug.getL2().getInterconnection();
 355             Assert.assertNotNull(interconnection);
 356             Assert.assertTrue(interconnection instanceof BridgeBased);
 357             Assert.assertEquals(expectedBridgeDomain, ((BridgeBased) interconnection).getBridgeDomain());
 358         } else {
 359             if (vppIfaceAug != null) {
 360                 L2 l2 = vppIfaceAug.getL2();
 361                 if (l2 != null) {
 362                     Assert.assertNull(l2.getInterconnection());
 363                 }
 364             }
 365         }
 366     }
 367
 368     private void storeVppEndpoint(AddressEndpointWithLocationKey epKey, String ifaceName,
 369             InstanceIdentifier<VppEndpoint> vppEpIid) {
 370         VppEndpoint vhostEp = new VppEndpointBuilder().setAddress(epKey.getAddress())
 371             .setAddressType(epKey.getAddressType())
 372             .setContextId(epKey.getContextId())
 373             .setContextType(epKey.getContextType())
 374             .setVppInterfaceName(ifaceName)
 375             .setVppNodeId(DtoFactory.VPP_NODE_1_IID.firstKeyOf(Node.class).getNodeId())
 376             .setInterfaceTypeChoice(new VhostUserCaseBuilder().setSocket(SOCKET).build())
 377             .build();
 378         VppEndpointConfEvent vppEpEvent = new VppEndpointConfEvent(vppEpIid, null, vhostEp);
 379         ifaceManager.vppEndpointChanged(vppEpEvent);
 380     }
 381
 382 }