pcep/tunnel/tunnel-provider/src/test/java/org/opendaylight/bgpcep/pcep/tunnel/provider/TunnelProgrammingTest.java

   1 /*
   2  * Copyright (c) 2014 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.bgpcep.pcep.tunnel.provider;
  10
  11 import com.google.common.collect.Lists;
  12 import com.google.common.util.concurrent.ListenableFuture;
  13 import java.util.Collections;
  14 import java.util.List;
  15 import java.util.concurrent.ExecutionException;
  16 import java.util.concurrent.Executor;
  17 import org.junit.Assert;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.mockito.Mock;
  21 import org.mockito.Mockito;
  22 import org.mockito.MockitoAnnotations;
  23 import org.opendaylight.bgpcep.programming.spi.Instruction;
  24 import org.opendaylight.bgpcep.programming.spi.InstructionScheduler;
  25 import org.opendaylight.bgpcep.programming.spi.SchedulerException;
  26 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  27 import org.opendaylight.controller.md.sal.binding.test.AbstractConcurrentDataBrokerTest;
  28 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  29 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
  30 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
  31 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonServiceProvider;
  32 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  33 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
  34 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  35 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.concepts.rev131125.Bandwidth;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.topology.rev140113.NetworkTopologyRef;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.AdministrativeStatus;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.PcepCreateP2pTunnelInput1;
  40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.PcepCreateP2pTunnelInput1Builder;
  41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.PcepUpdateTunnelInput1;
  42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev171025.PcepUpdateTunnelInput1Builder;
  43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.ClassType;
  44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.address.family.Ipv4Case;
  45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.endpoints.address.family.ipv4._case.Ipv4;
  46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev131005.explicit.route.object.ero.Subobject;
  47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.programming.rev150720.InstructionStatus;
  48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.programming.rev150720.SubmitInstructionInput;
  49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.IpPrefixCase;
  50 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.IpPrefixCaseBuilder;
  51 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.basic.explicit.route.subobjects.subobject.type.ip.prefix._case.IpPrefixBuilder;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.AddLspInput;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.AddLspOutput;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.NetworkTopologyPcepService;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.RemoveLspInput;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.RemoveLspOutput;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.UpdateLspInput;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.UpdateLspOutput;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.add.lsp.args.Arguments;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.p2p.rev130819.tunnel.p2p.path.cfg.attributes.ExplicitHops;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.p2p.rev130819.tunnel.p2p.path.cfg.attributes.ExplicitHopsBuilder;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepCreateP2pTunnelInputBuilder;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepDestroyTunnelInputBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.programming.rev131030.PcepUpdateTunnelInputBuilder;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.ExplicitHops1;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.ExplicitHops1Builder;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.Link1;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.Link1Builder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.SupportingNode1;
  70 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.SupportingNode1Builder;
  71 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.pcep.rev130820.tunnel.pcep.supporting.node.attributes.PathComputationClientBuilder;
  72 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.programming.rev130930.create.p2p.tunnel.input.DestinationBuilder;
  73 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.tunnel.programming.rev130930.create.p2p.tunnel.input.SourceBuilder;
  74 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.LinkId;
  75 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
  76 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
  77 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
  78 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
  79 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
  80 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
  81 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
  82 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
  83 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.LinkBuilder;
  84 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.LinkKey;
  85 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  86 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
  87 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
  88 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointBuilder;
  89 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPointKey;
  90 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.node.attributes.SupportingNode;
  91 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.node.attributes.SupportingNodeBuilder;
  92 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.node.attributes.SupportingNodeKey;
  93 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.TerminationPoint1;
  94 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.TerminationPoint1Builder;
  95 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.IgpTerminationPointAttributesBuilder;
  96 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.igp.termination.point.attributes.igp.termination.point.attributes.termination.point.type.IpBuilder;
  97 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  98 import org.opendaylight.yangtools.yang.common.RpcResult;
  99 import org.osgi.framework.BundleContext;
 100
 101 public class TunnelProgrammingTest extends AbstractConcurrentDataBrokerTest {
 102
 103     private static final TopologyId TOPOLOGY_ID = new TopologyId("tunnel-topo");
 104     private static final InstanceIdentifier<Topology> TOPO_IID = InstanceIdentifier.builder(NetworkTopology.class)
 105             .child(Topology.class, new TopologyKey(TOPOLOGY_ID)).build();
 106
 107     private static final String NODE1_IPV4 = "127.0.0.1";
 108     private static final NodeId NODE1_ID = new NodeId("pcc://" + NODE1_IPV4);
 109     private static final TpId TP1_ID = new TpId(NODE1_IPV4);
 110
 111     private static final String NODE2_IPV4 = "127.0.0.10";
 112     private static final NodeId NODE2_ID = new NodeId("pcc://" + NODE2_IPV4);
 113     private static final TpId TP2_ID = new TpId(NODE2_IPV4);
 114
 115     private static final LinkId LINK1_ID = new LinkId("link1");
 116
 117     private static final String IPV4_PREFIX1 = "195.20.160.40/32";
 118     private static final String IPV4_PREFIX2 = "201.20.160.43/32";
 119
 120     @Mock
 121     private NetworkTopologyPcepService topologyService;
 122     @Mock
 123     private InstructionScheduler scheduler;
 124     @Mock
 125     private ListenableFuture<Instruction> instructionFuture;
 126     @Mock
 127     private Instruction instruction;
 128     @Mock
 129     private ClusterSingletonServiceProvider cssp;
 130     @Mock
 131     private RpcProviderRegistry rpr;
 132     @Mock
 133     private BundleContext bundleContext;
 134
 135     private TunnelProgramming tunnelProgramming;
 136
 137     private AddLspInput addLspInput;
 138     private UpdateLspInput updateLspInput;
 139     private RemoveLspInput removeLspInput;
 140
 141     @Mock
 142     private ListenableFuture<RpcResult<AddLspOutput>> futureAddLspOutput;
 143     @Mock
 144     private ListenableFuture<RpcResult<UpdateLspOutput>> futureUpdateLspOutput;
 145     @Mock
 146     private ListenableFuture<RpcResult<RemoveLspOutput>> futureRemoveLspOutput;
 147
 148     private static Node createNode(final NodeId nodeId, final TpId tpId, final String ipv4Address) {
 149         final TerminationPointBuilder tpBuilder = new TerminationPointBuilder();
 150         tpBuilder.setTpId(tpId);
 151         tpBuilder.setKey(new TerminationPointKey(tpId));
 152         tpBuilder.addAugmentation(TerminationPoint1.class, new TerminationPoint1Builder()
 153                 .setIgpTerminationPointAttributes(new IgpTerminationPointAttributesBuilder()
 154                         .setTerminationPointType(new IpBuilder()
 155                                 .setIpAddress(Collections.singletonList(new IpAddress(new Ipv4Address(ipv4Address))))
 156                                 .build()).build()).build());
 157         final NodeBuilder nodeBuilder = new NodeBuilder();
 158         nodeBuilder.setNodeId(nodeId);
 159         nodeBuilder.setKey(new NodeKey(nodeId));
 160         nodeBuilder.setTerminationPoint(Lists.newArrayList(tpBuilder.build()));
 161         final SupportingNode supportingNode = new SupportingNodeBuilder()
 162                 .setKey(new SupportingNodeKey(nodeId, new TopologyId("dummy")))
 163                 .addAugmentation(SupportingNode1.class, new SupportingNode1Builder()
 164                         .setPathComputationClient(new PathComputationClientBuilder()
 165                                 .setControlling(true).build()).build()).build();
 166         nodeBuilder.setSupportingNode(Lists.newArrayList(supportingNode));
 167         return nodeBuilder.build();
 168     }
 169
 170     private static ExplicitHops createExplicitHop(final String ipv4Prefix) {
 171         final ExplicitHopsBuilder explcitHopsBuilder = new ExplicitHopsBuilder();
 172         explcitHopsBuilder.addAugmentation(ExplicitHops1.class, new ExplicitHops1Builder()
 173                 .setSubobjectType(new IpPrefixCaseBuilder().setIpPrefix(new IpPrefixBuilder()
 174                         .setIpPrefix(new IpPrefix(new Ipv4Prefix(ipv4Prefix))).build()).build()).build());
 175         return explcitHopsBuilder.build();
 176     }
 177
 178     @Before
 179     public void setUp() throws SchedulerException, InterruptedException, ExecutionException,
 180             TransactionCommitFailedException {
 181         MockitoAnnotations.initMocks(this);
 182         Mockito.doReturn(true).when(this.instruction).checkedExecutionStart();
 183         Mockito.doNothing().when(this.instruction).executionCompleted(InstructionStatus.Failed, null);
 184         Mockito.doAnswer(invocation -> {
 185             final Runnable callback = (Runnable) invocation.getArguments()[0];
 186             callback.run();
 187             return null;
 188         }).when(this.instructionFuture).addListener(Mockito.any(Runnable.class), Mockito.any(Executor.class));
 189         Mockito.doAnswer(invocation -> {
 190             final Runnable callback = (Runnable) invocation.getArguments()[0];
 191             callback.run();
 192             return null;
 193         }).when(this.futureAddLspOutput).addListener(Mockito.any(Runnable.class), Mockito.any(Executor.class));
 194         Mockito.doAnswer(invocation -> {
 195             final Runnable callback = (Runnable) invocation.getArguments()[0];
 196             callback.run();
 197             return null;
 198         }).when(this.futureUpdateLspOutput).addListener(Mockito.any(Runnable.class), Mockito.any(Executor.class));
 199         Mockito.doAnswer(invocation -> {
 200             final Runnable callback = (Runnable) invocation.getArguments()[0];
 201             callback.run();
 202             return null;
 203         }).when(this.futureRemoveLspOutput).addListener(Mockito.any(Runnable.class), Mockito.any(Executor.class));
 204         Mockito.doAnswer(invocation -> {
 205             TunnelProgrammingTest.this.addLspInput = (AddLspInput) invocation.getArguments()[0];
 206             return TunnelProgrammingTest.this.futureAddLspOutput;
 207         }).when(this.topologyService).addLsp(Mockito.any(AddLspInput.class));
 208         Mockito.doAnswer(invocation -> {
 209             TunnelProgrammingTest.this.updateLspInput = (UpdateLspInput) invocation.getArguments()[0];
 210             return TunnelProgrammingTest.this.futureUpdateLspOutput;
 211         }).when(this.topologyService).updateLsp(Mockito.any(UpdateLspInput.class));
 212         Mockito.doAnswer(invocation -> {
 213             TunnelProgrammingTest.this.removeLspInput = (RemoveLspInput) invocation.getArguments()[0];
 214             return TunnelProgrammingTest.this.futureRemoveLspOutput;
 215         }).when(this.topologyService).removeLsp(Mockito.any(RemoveLspInput.class));
 216         Mockito.doReturn(this.instruction).when(this.instructionFuture).get();
 217         Mockito.doReturn(true).when(this.instructionFuture).isDone();
 218         Mockito.doReturn(this.instructionFuture).when(this.scheduler)
 219                 .scheduleInstruction(Mockito.any(SubmitInstructionInput.class));
 220
 221         Mockito.doReturn(this.topologyService).when(this.rpr)
 222                 .getRpcService(NetworkTopologyPcepService.class);
 223
 224         createInitialTopology();
 225         final TunnelProviderDependencies dependencies = new TunnelProviderDependencies(getDataBroker(), this.cssp,
 226                 this.rpr, this.bundleContext);
 227         this.tunnelProgramming = new TunnelProgramming(this.scheduler, dependencies);
 228     }
 229
 230     @Test
 231     public void testTunnelProgramming() throws TransactionCommitFailedException {
 232         final Bandwidth bwd = new Bandwidth(new byte[]{0x00, 0x00, 0x00, (byte) 0xff});
 233         final ClassType classType = new ClassType((short) 1);
 234         final String tunnelName = "create-tunnel";
 235         final NetworkTopologyRef topologyRef = new NetworkTopologyRef(TOPO_IID);
 236         // create tunnel
 237         final PcepCreateP2pTunnelInputBuilder createInputBuilder = new PcepCreateP2pTunnelInputBuilder();
 238         createInputBuilder.setDestination(new DestinationBuilder().setNode(NODE2_ID).setTp(TP2_ID).build());
 239         createInputBuilder.setSource(new SourceBuilder().setNode(NODE1_ID).setTp(TP1_ID).build());
 240         createInputBuilder.setNetworkTopologyRef(topologyRef);
 241         createInputBuilder.setBandwidth(bwd);
 242         createInputBuilder.setClassType(classType);
 243         createInputBuilder.setSymbolicPathName(tunnelName);
 244         createInputBuilder.setExplicitHops(Lists.newArrayList());
 245         createInputBuilder.addAugmentation(PcepCreateP2pTunnelInput1.class, new PcepCreateP2pTunnelInput1Builder()
 246                 .setAdministrativeStatus(AdministrativeStatus.Active).build());
 247         this.tunnelProgramming.pcepCreateP2pTunnel(createInputBuilder.build());
 248         //check add-lsp input
 249         Assert.assertNotNull(this.addLspInput);
 250         Assert.assertEquals(tunnelName, this.addLspInput.getName());
 251         final Arguments agrs = this.addLspInput.getArguments();
 252         Assert.assertNotNull(agrs);
 253         Assert.assertEquals(bwd, agrs.getBandwidth().getBandwidth());
 254         Assert.assertEquals(classType, agrs.getClassType().getClassType());
 255         final Ipv4 ipv4Endpoints = ((Ipv4Case) agrs.getEndpointsObj().getAddressFamily()).getIpv4();
 256         Assert.assertEquals(NODE1_IPV4, ipv4Endpoints.getSourceIpv4Address().getValue());
 257         Assert.assertEquals(NODE2_IPV4, ipv4Endpoints.getDestinationIpv4Address().getValue());
 258         Assert.assertEquals(NODE1_ID.getValue(), this.addLspInput.getNode().getValue());
 259         createLink();
 260
 261         // update tunnel
 262         final PcepUpdateTunnelInputBuilder updateInputBuilder = new PcepUpdateTunnelInputBuilder();
 263         updateInputBuilder.setNetworkTopologyRef(topologyRef);
 264         updateInputBuilder.setBandwidth(bwd);
 265         updateInputBuilder.setClassType(classType);
 266         updateInputBuilder.setExplicitHops(Lists.newArrayList(createExplicitHop(IPV4_PREFIX1),
 267                 createExplicitHop(IPV4_PREFIX2)));
 268         updateInputBuilder.setLinkId(LINK1_ID);
 269         updateInputBuilder.addAugmentation(PcepUpdateTunnelInput1.class, new PcepUpdateTunnelInput1Builder()
 270                 .setAdministrativeStatus(AdministrativeStatus.Active).build());
 271         this.tunnelProgramming.pcepUpdateTunnel(updateInputBuilder.build());
 272         //check update-lsp input
 273         Assert.assertNotNull(this.updateLspInput);
 274         Assert.assertEquals(LINK1_ID.getValue(), this.updateLspInput.getName());
 275         final org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev171025.update.lsp
 276                 .args.Arguments updArgs = this.updateLspInput.getArguments();
 277         Assert.assertEquals(2, updArgs.getEro().getSubobject().size());
 278         final List<Subobject> subObjects = updArgs.getEro().getSubobject();
 279         final IpPrefixCase prefix1 = (IpPrefixCase) subObjects.get(0).getSubobjectType();
 280         final IpPrefixCase prefix2 = (IpPrefixCase) subObjects.get(1).getSubobjectType();
 281         Assert.assertEquals(IPV4_PREFIX1, prefix1.getIpPrefix().getIpPrefix().getIpv4Prefix().getValue());
 282         Assert.assertEquals(IPV4_PREFIX2, prefix2.getIpPrefix().getIpPrefix().getIpv4Prefix().getValue());
 283
 284         // delete tunnel
 285         final PcepDestroyTunnelInputBuilder destroyInputBuilder = new PcepDestroyTunnelInputBuilder();
 286         destroyInputBuilder.setLinkId(LINK1_ID);
 287         destroyInputBuilder.setNetworkTopologyRef(topologyRef);
 288         this.tunnelProgramming.pcepDestroyTunnel(destroyInputBuilder.build());
 289         Assert.assertNotNull(this.removeLspInput);
 290         Assert.assertEquals(LINK1_ID.getValue(), this.removeLspInput.getName());
 291         Assert.assertEquals(NODE1_ID.getValue(), this.removeLspInput.getNode().getValue());
 292     }
 293
 294     private void createInitialTopology() throws TransactionCommitFailedException {
 295         final TopologyBuilder topologyBuilder = new TopologyBuilder();
 296         topologyBuilder.setKey(new TopologyKey(TOPOLOGY_ID));
 297         topologyBuilder.setServerProvided(true);
 298         topologyBuilder.setTopologyId(TOPOLOGY_ID);
 299         topologyBuilder.setNode(Lists.newArrayList(createNode(NODE1_ID, TP1_ID, NODE1_IPV4),
 300                 createNode(NODE2_ID, TP2_ID, NODE2_IPV4)));
 301         final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
 302         wTx.put(LogicalDatastoreType.OPERATIONAL, TOPO_IID, topologyBuilder.build(), true);
 303         wTx.submit().checkedGet();
 304     }
 305
 306     private void createLink() throws TransactionCommitFailedException {
 307         final LinkBuilder linkBuilder = new LinkBuilder();
 308         linkBuilder.setSource(new org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology
 309                 .rev131021.link.attributes.SourceBuilder().setSourceNode(NODE1_ID).setSourceTp(TP1_ID).build());
 310         linkBuilder.setDestination(new org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology
 311                 .rev131021.link.attributes.DestinationBuilder().setDestNode(NODE2_ID).setDestTp(TP2_ID).build());
 312         linkBuilder.setLinkId(LINK1_ID);
 313         linkBuilder.setKey(new LinkKey(LINK1_ID));
 314         linkBuilder.addAugmentation(Link1.class, new Link1Builder().setSymbolicPathName(LINK1_ID.getValue()).build());
 315         final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
 316         wTx.put(LogicalDatastoreType.OPERATIONAL, TOPO_IID.builder().child(Link.class, new LinkKey(LINK1_ID)).build(),
 317                 linkBuilder.build(), true);
 318         wTx.submit().checkedGet();
 319     }
 320
 321 }