2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.bgpcep.pcep.tunnel.provider;
10 import static org.junit.Assert.assertEquals;
11 import static org.junit.Assert.assertNotNull;
12 import static org.junit.Assert.assertNull;
13 import static org.opendaylight.protocol.util.CheckTestUtil.readDataOperational;
15 import com.google.common.collect.Iterables;
16 import com.google.common.collect.Lists;
17 import java.util.Collections;
18 import java.util.Iterator;
19 import java.util.concurrent.ExecutionException;
20 import org.junit.After;
21 import org.junit.Assert;
22 import org.junit.Before;
23 import org.junit.Test;
24 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
25 import org.opendaylight.mdsal.binding.api.WriteTransaction;
26 import org.opendaylight.mdsal.binding.dom.adapter.test.AbstractConcurrentDataBrokerTest;
27 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
28 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
29 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddressNoZone;
30 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
31 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4AddressNoZone;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.concepts.rev131125.Bandwidth;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.Path1Builder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.identifiers.tlv.LspIdentifiersBuilder;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.identifiers.tlv.lsp.identifiers.address.family.Ipv4CaseBuilder;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.identifiers.tlv.lsp.identifiers.address.family.ipv4._case.Ipv4Builder;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.object.LspBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.ietf.stateful.rev181109.lsp.object.lsp.TlvsBuilder;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.pcep.types.rev181109.bandwidth.object.BandwidthBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.Ipv4ExtendedTunnelId;
41 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.rsvp.rev150820.LspId;
42 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.Node1Builder;
43 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.PccSyncState;
44 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.pcep.client.attributes.PathComputationClientBuilder;
45 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.pcep.client.attributes.path.computation.client.ReportedLsp;
46 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.pcep.client.attributes.path.computation.client.ReportedLspBuilder;
47 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.pcep.client.attributes.path.computation.client.ReportedLspKey;
48 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.pcep.client.attributes.path.computation.client.reported.lsp.PathBuilder;
49 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.topology.pcep.rev200120.pcep.client.attributes.path.computation.client.reported.lsp.PathKey;
50 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NetworkTopology;
51 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.NodeId;
52 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TopologyId;
53 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.TpId;
54 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.Topology;
55 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyBuilder;
56 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.TopologyKey;
57 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Link;
58 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
59 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeBuilder;
60 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.NodeKey;
61 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.node.TerminationPoint;
62 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.node.attributes.SupportingNode;
63 import org.opendaylight.yangtools.concepts.ListenerRegistration;
64 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
65 import org.opendaylight.yangtools.yang.common.Uint32;
67 public class NodeChangedListenerTest extends AbstractConcurrentDataBrokerTest {
69 private static final TopologyId PCEP_TOPOLOGY_ID = new TopologyId("pcep-topology");
70 private static final TopologyId TUNNEL_TOPOLOGY_ID = new TopologyId("tunnel-topology");
72 private static final String NODE1_IPV4 = "39.39.39.39";
73 private static final NodeId NODE1_ID = new NodeId("pcc://" + NODE1_IPV4);
74 private static final String LSP1_NAME = "lsp1";
75 private static final Uint32 LSP1_ID = Uint32.ONE;
77 private static final String NODE2_IPV4 = "40.40.40.40";
78 private static final NodeId NODE2_ID = new NodeId("pcc://" + NODE2_IPV4);
79 private static final String LSP2_NAME = "lsp2";
80 private static final Uint32 LSP2_ID = Uint32.TWO;
82 private static final InstanceIdentifier<Topology> PCEP_TOPO_IID = InstanceIdentifier.builder(NetworkTopology.class)
83 .child(Topology.class, new TopologyKey(PCEP_TOPOLOGY_ID)).build();
84 private static final InstanceIdentifier<Topology> TUNNEL_TOPO_IID = InstanceIdentifier
85 .builder(NetworkTopology.class).child(Topology.class, new TopologyKey(TUNNEL_TOPOLOGY_ID)).build();
87 private ListenerRegistration<NodeChangedListener> listenerRegistration;
90 public void setUp() throws InterruptedException, ExecutionException {
91 final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
92 wTx.mergeParentStructurePut(LogicalDatastoreType.OPERATIONAL, PCEP_TOPO_IID, new TopologyBuilder()
93 .withKey(new TopologyKey(PCEP_TOPOLOGY_ID)).setNode(Collections.emptyList())
94 .setTopologyId(PCEP_TOPOLOGY_ID).build());
95 wTx.mergeParentStructurePut(LogicalDatastoreType.OPERATIONAL, TUNNEL_TOPO_IID, new TopologyBuilder()
96 .withKey(new TopologyKey(TUNNEL_TOPOLOGY_ID)).setTopologyId(TUNNEL_TOPOLOGY_ID).build());
98 final NodeChangedListener nodeListener = new NodeChangedListener(getDataBroker(),
99 PCEP_TOPOLOGY_ID, TUNNEL_TOPO_IID);
100 this.listenerRegistration = getDataBroker().registerDataTreeChangeListener(DataTreeIdentifier.create(
101 LogicalDatastoreType.OPERATIONAL, PCEP_TOPO_IID.child(Node.class)), nodeListener);
105 public void testNodeChangedListener() throws InterruptedException, ExecutionException {
106 // add node -> create two nodes with TPs and link
107 createNode(NODE1_ID, NODE1_IPV4, LSP1_NAME, LSP1_ID, NODE2_IPV4);
108 final Topology tunnelTopo = readDataOperational(getDataBroker(), TUNNEL_TOPO_IID, tunnelTopo1 -> {
109 assertNotNull(tunnelTopo1.getNode());
110 assertEquals(2, tunnelTopo1.getNode().size());
114 final NodeId srcId = new NodeId("ip://" + new IpAddress(new Ipv4Address(NODE1_IPV4)));
115 final NodeId dstId = new NodeId("ip://" + new IpAddress(new Ipv4Address(NODE2_IPV4)));
120 final Iterator<Node> it = tunnelTopo.nonnullNode().values().iterator();
121 final Node tmp = it.next();
122 if (tmp.getNodeId().equals(srcId)) {
130 Assert.assertEquals(srcId, src.getNodeId());
131 Assert.assertEquals(dstId, dst.getNodeId());
133 Assert.assertEquals(1, dst.getTerminationPoint().size());
134 Assert.assertEquals(1, src.getTerminationPoint().size());
135 final TerminationPoint dstTp = dst.nonnullTerminationPoint().values().iterator().next();
136 final TerminationPoint srcTp = src.nonnullTerminationPoint().values().iterator().next();
137 final TpId dstNodeTpId = new TpId(dstId.getValue());
138 final TpId srcNodeTpId = new TpId(srcId.getValue());
139 Assert.assertEquals(dstNodeTpId, dstTp.getTpId());
140 Assert.assertEquals(srcNodeTpId, srcTp.getTpId());
142 Assert.assertEquals(1, src.getSupportingNode().size());
143 Assert.assertNull(dst.getSupportingNode());
144 final SupportingNode sNode = src.nonnullSupportingNode().values().iterator().next();
145 Assert.assertEquals(NODE1_ID, sNode.key().getNodeRef());
147 Assert.assertEquals(1, tunnelTopo.nonnullLink().size());
148 final Link link = tunnelTopo.nonnullLink().values().iterator().next();
149 Assert.assertEquals(srcId, link.getSource().getSourceNode());
150 Assert.assertEquals(srcNodeTpId, link.getSource().getSourceTp());
151 Assert.assertEquals(dstId, link.getDestination().getDestNode());
152 Assert.assertEquals(dstNodeTpId, link.getDestination().getDestTp());
154 // update second node -> adds supporting node and second link
155 createNode(NODE2_ID, NODE2_IPV4, LSP2_NAME, LSP2_ID, NODE1_IPV4);
156 readDataOperational(getDataBroker(), TUNNEL_TOPO_IID, updatedNodeTopo -> {
157 assertNotNull(updatedNodeTopo.getNode());
158 Assert.assertEquals(2, updatedNodeTopo.getNode().size());
159 final Node updatedNode;
160 if (updatedNodeTopo.nonnullNode().values().iterator().next().getNodeId().equals(srcId)) {
161 updatedNode = Iterables.get(updatedNodeTopo.nonnullNode().values(), 1);
163 updatedNode = updatedNodeTopo.nonnullNode().values().iterator().next();
166 assertNotNull(updatedNode.getSupportingNode());
167 Assert.assertEquals(1, updatedNode.nonnullSupportingNode().size());
168 final SupportingNode sNode2 = updatedNode.nonnullSupportingNode().values().iterator().next();
169 Assert.assertEquals(NODE2_ID, sNode2.getNodeRef());
170 Assert.assertEquals(2, updatedNodeTopo.getLink().size());
171 return updatedNodeTopo;
175 readDataOperational(getDataBroker(), TUNNEL_TOPO_IID, updatedNodeTopo -> {
177 Iterator<Link> it2 = updatedNodeTopo.nonnullLink().values().iterator();
179 if (srcId.equals(link2.getSource().getSourceNode())) {
183 assertEquals(dstId, link2.getSource().getSourceNode());
184 assertEquals(dstNodeTpId, link2.getSource().getSourceTp());
185 assertEquals(srcId, link2.getDestination().getDestNode());
186 assertEquals(srcNodeTpId, link2.getDestination().getDestTp());
187 return updatedNodeTopo;
190 // remove nodes -> remove link
191 removeNode(NODE1_ID);
192 removeNode(NODE2_ID);
193 readDataOperational(getDataBroker(), TUNNEL_TOPO_IID, removedNodeTopo -> {
194 assertNull(removedNodeTopo.getNode());
195 assertNull(removedNodeTopo.getLink());
196 return removedNodeTopo;
201 public void tearDown() {
202 this.listenerRegistration.close();
205 private void createNode(final NodeId nodeId, final String ipv4Address, final String lspName, final Uint32 lspId,
206 final String dstIpv4Address) throws InterruptedException, ExecutionException {
207 final NodeBuilder nodeBuilder = new NodeBuilder();
208 nodeBuilder.withKey(new NodeKey(nodeId));
209 nodeBuilder.setNodeId(nodeId);
210 final PathBuilder pathBuilder = new PathBuilder();
211 pathBuilder.withKey(new PathKey(new LspId(lspId)));
212 pathBuilder.setBandwidth(new BandwidthBuilder().setBandwidth(
213 new Bandwidth(new byte[]{0x00, 0x00, (byte) 0xff, (byte) 0xff})).build());
214 pathBuilder.addAugmentation(new Path1Builder().setLsp(new LspBuilder().setTlvs(new TlvsBuilder()
215 .setLspIdentifiers(new LspIdentifiersBuilder().setAddressFamily(new Ipv4CaseBuilder().setIpv4(
216 new Ipv4Builder().setIpv4TunnelSenderAddress(new Ipv4AddressNoZone(ipv4Address))
217 .setIpv4ExtendedTunnelId(new Ipv4ExtendedTunnelId(ipv4Address))
218 .setIpv4TunnelEndpointAddress(new Ipv4AddressNoZone(dstIpv4Address))
219 .build()).build()).build()).build()).setAdministrative(true)
220 .setDelegate(true).build()).build());
221 final ReportedLsp reportedLps = new ReportedLspBuilder().withKey(new ReportedLspKey(lspName)).setPath(
222 Collections.singletonList(pathBuilder.build())).build();
223 final Node1Builder node1Builder = new Node1Builder();
224 node1Builder.setPathComputationClient(new PathComputationClientBuilder()
225 .setStateSync(PccSyncState.Synchronized)
226 .setReportedLsp(Lists.newArrayList(reportedLps))
227 .setIpAddress(new IpAddressNoZone(new Ipv4AddressNoZone(ipv4Address)))
229 nodeBuilder.addAugmentation(node1Builder.build());
230 final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
231 wTx.put(LogicalDatastoreType.OPERATIONAL, PCEP_TOPO_IID.builder().child(Node.class,
232 new NodeKey(nodeId)).build(), nodeBuilder.build());
236 private void removeNode(final NodeId nodeId) throws InterruptedException, ExecutionException {
237 final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
238 wTx.delete(LogicalDatastoreType.OPERATIONAL, PCEP_TOPO_IID.builder()
239 .child(Node.class, new NodeKey(nodeId)).build());