bgp/topology-provider/src/test/java/org/opendaylight/bgpcep/bgp/topology/provider/Ipv4ReachabilityTopologyBuilderTest.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.bgp.topology.provider;
  10
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertNotNull;
  13 import static org.opendaylight.protocol.util.CheckUtil.checkNotPresentOperational;
  14 import static org.opendaylight.protocol.util.CheckUtil.readDataOperational;
  15
  16 import org.junit.Before;
  17 import org.junit.Test;
  18 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  19 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  20 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Prefix;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv4.routes.Ipv4Routes;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv4.routes.ipv4.routes.Ipv4Route;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv4.routes.ipv4.routes.Ipv4RouteBuilder;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.inet.rev180329.ipv4.routes.ipv4.routes.Ipv4RouteKey;
  27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.PathId;
  28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.Attributes;
  29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.AttributesBuilder;
  30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev171207.path.attributes.attributes.OriginBuilder;
  31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.bgp.rib.rib.LocRib;
  32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.Tables;
  33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey;
  34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.BgpOrigin;
  35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.Ipv4AddressFamily;
  36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.UnicastSubsequentAddressFamily;
  37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.Ipv4NextHopCaseBuilder;
  38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev130919.next.hop.c.next.hop.ipv4.next.hop._case.Ipv4NextHopBuilder;
  39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.odl.bgp.topology.types.rev160524.TopologyTypes1;
  40 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  41 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.nt.l3.unicast.igp.topology.rev131021.Node1;
  42 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  43
  44 public class Ipv4ReachabilityTopologyBuilderTest extends AbstractTopologyBuilderTest {
  45
  46     static final long PATH_ID = 1;
  47     private static final String ROUTE_IP4PREFIX = "127.1.0.0/32";
  48     private static final String NEXT_HOP = "127.1.0.1";
  49     private static final String NEW_NEXT_HOP = "127.1.0.2";
  50
  51     private Ipv4ReachabilityTopologyBuilder ipv4TopoBuilder;
  52     private InstanceIdentifier<Ipv4Route> ipv4RouteIID;
  53
  54     @Before
  55     @Override
  56     public void setUp() {
  57         super.setUp();
  58         this.ipv4TopoBuilder = new Ipv4ReachabilityTopologyBuilder(getDataBroker(), LOC_RIB_REF, TEST_TOPOLOGY_ID);
  59         this.ipv4TopoBuilder.start();
  60         final InstanceIdentifier<Tables> path = LOC_RIB_REF.getInstanceIdentifier().builder().child(LocRib.class)
  61             .child(Tables.class, new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class)).build();
  62
  63         this.ipv4RouteIID = path.builder().child((Class) Ipv4Routes.class)
  64             .child(Ipv4Route.class, new Ipv4RouteKey(new PathId(PATH_ID), ROUTE_IP4PREFIX)).build();
  65     }
  66
  67     @Test
  68     public void testIpv4ReachabilityTopologyBuilder() throws ReadFailedException {
  69         // create route
  70         updateIpv4Route(createIpv4Route(NEXT_HOP));
  71
  72         readDataOperational(getDataBroker(), this.ipv4TopoBuilder.getInstanceIdentifier(), topology -> {
  73             final TopologyTypes1 topologyTypes = topology.getTopologyTypes().getAugmentation(TopologyTypes1.class);
  74             assertNotNull(topologyTypes);
  75             assertNotNull(topologyTypes.getBgpIpv4ReachabilityTopology());
  76             assertEquals(1, topology.getNode().size());
  77             final Node node = topology.getNode().get(0);
  78             assertEquals(NEXT_HOP, node.getNodeId().getValue());
  79             assertEquals(ROUTE_IP4PREFIX, node.getAugmentation(Node1.class).getIgpNodeAttributes().getPrefix().get(0)
  80                 .getPrefix().getIpv4Prefix().getValue());
  81             return topology;
  82         });
  83
  84         // update route
  85         updateIpv4Route(createIpv4Route(NEW_NEXT_HOP));
  86         readDataOperational(getDataBroker(), this.ipv4TopoBuilder.getInstanceIdentifier(), topology -> {
  87             assertEquals(1, topology.getNode().size());
  88             final Node nodeUpdated = topology.getNode().get(0);
  89             assertEquals(NEW_NEXT_HOP, nodeUpdated.getNodeId().getValue());
  90             assertEquals(ROUTE_IP4PREFIX, nodeUpdated.getAugmentation(Node1.class).getIgpNodeAttributes()
  91                 .getPrefix().get(0).getPrefix().getIpv4Prefix().getValue());
  92             return topology;
  93         });
  94
  95         // delete route
  96         final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
  97         wTx.delete(LogicalDatastoreType.OPERATIONAL, this.ipv4RouteIID);
  98         wTx.submit();
  99         readDataOperational(getDataBroker(), this.ipv4TopoBuilder.getInstanceIdentifier(), topology -> {
 100             assertEquals(0, topology.getNode().size());
 101             return topology;
 102         });
 103
 104         this.ipv4TopoBuilder.close();
 105         checkNotPresentOperational(getDataBroker(), this.ipv4TopoBuilder.getInstanceIdentifier());
 106     }
 107
 108     private void updateIpv4Route(final Ipv4Route data) {
 109         final WriteTransaction wTx = getDataBroker().newWriteOnlyTransaction();
 110         wTx.put(LogicalDatastoreType.OPERATIONAL, this.ipv4RouteIID, data, true);
 111         wTx.submit();
 112     }
 113
 114     private static Ipv4Route createIpv4Route(final String nextHop) {
 115         final Attributes attribute = new AttributesBuilder()
 116             .setOrigin(new OriginBuilder().setValue(BgpOrigin.Igp).build())
 117             .setCNextHop(new Ipv4NextHopCaseBuilder().setIpv4NextHop(new Ipv4NextHopBuilder()
 118                 .setGlobal(new Ipv4Address(nextHop)).build()).build()).build();
 119         return new Ipv4RouteBuilder().setKey(new Ipv4RouteKey(new PathId(PATH_ID), ROUTE_IP4PREFIX))
 120             .setPrefix(new Ipv4Prefix(ROUTE_IP4PREFIX)).setAttributes(attribute).build();
 121     }
 122
 123 }