bgp/rib-impl/src/test/java/org/opendaylight/protocol/bgp/rib/impl/config/BgpPeerTest.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 package org.opendaylight.protocol.bgp.rib.impl.config;
   9
  10 import static junit.framework.TestCase.fail;
  11 import static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertFalse;
  13 import static org.junit.Assert.assertTrue;
  14 import static org.mockito.ArgumentMatchers.any;
  15 import static org.mockito.ArgumentMatchers.anyInt;
  16 import static org.mockito.Mockito.doNothing;
  17 import static org.mockito.Mockito.mock;
  18 import static org.mockito.Mockito.times;
  19 import static org.mockito.Mockito.verify;
  20
  21 import java.math.BigDecimal;
  22 import java.net.InetSocketAddress;
  23 import java.util.Collections;
  24 import java.util.List;
  25 import org.junit.Before;
  26 import org.junit.Test;
  27 import org.opendaylight.mdsal.binding.api.RpcProviderService;
  28 import org.opendaylight.protocol.concepts.KeyMapping;
  29 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafi;
  30 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafiBuilder;
  31 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AddPaths;
  32 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AddPathsBuilder;
  33 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafis;
  34 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafisBuilder;
  35 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Config;
  36 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.RouteReflector;
  37 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.RouteReflectorBuilder;
  38 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Timers;
  39 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.TimersBuilder;
  40 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Transport;
  41 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.TransportBuilder;
  42 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.add.paths.ConfigBuilder;
  43 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.Neighbor;
  44 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.NeighborBuilder;
  45 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.CommunityType;
  46 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.IPV4UNICAST;
  47 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.PeerType;
  48 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.RrClusterIdTypeBuilder;
  49 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  50 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  51 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
  52 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborAddPathsConfig;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborAddPathsConfigBuilder;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborTransportConfig;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborTransportConfigBuilder;
  56 import org.opendaylight.yangtools.yang.common.Uint16;
  57 import org.opendaylight.yangtools.yang.common.Uint8;
  58
  59 public class BgpPeerTest extends AbstractConfig {
  60     static final Uint8 SHORT = Uint8.ZERO;
  61     static final IpAddress NEIGHBOR_ADDRESS = new IpAddress(new Ipv4Address("127.0.0.1"));
  62     static final String MD5_PASSWORD = "123";
  63     static final PortNumber PORT = new PortNumber(Uint16.valueOf(179));
  64     static final AfiSafi AFI_SAFI_IPV4 = new AfiSafiBuilder().setAfiSafiName(IPV4UNICAST.class)
  65             .addAugmentation(NeighborAddPathsConfig.class, new NeighborAddPathsConfigBuilder()
  66                        .setReceive(true).setSendMax(Uint8.ZERO).build()).build();
  67     static final List<AfiSafi> AFI_SAFI = Collections.singletonList(AFI_SAFI_IPV4);
  68     private static final BigDecimal DEFAULT_TIMERS = BigDecimal.valueOf(30);
  69     private BgpPeer bgpPeer;
  70
  71     static Neighbor createNeighborExpected(final IpAddress neighborAddress) {
  72         return new NeighborBuilder()
  73                 .setAfiSafis(createAfiSafi())
  74                 .setConfig(createConfig())
  75                 .setNeighborAddress(neighborAddress)
  76                 .setRouteReflector(createRR())
  77                 .setTimers(createTimers())
  78                 .setTransport(createTransport())
  79                 .setAddPaths(createAddPath())
  80                 .build();
  81     }
  82
  83     static Transport createTransport() {
  84         return new TransportBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp
  85                 .rev151009.bgp.neighbor.group.transport.ConfigBuilder().setMtuDiscovery(false)
  86                 .setPassiveMode(false).addAugmentation(NeighborTransportConfig.class,
  87                         new NeighborTransportConfigBuilder().setRemotePort(PORT).build()).build()).build();
  88     }
  89
  90     static Timers createTimers() {
  91         return new TimersBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009
  92                 .bgp.neighbor.group.timers.ConfigBuilder()
  93                 .setHoldTime(DEFAULT_TIMERS)
  94                 .setMinimumAdvertisementInterval(DEFAULT_TIMERS)
  95                 .setKeepaliveInterval(DEFAULT_TIMERS)
  96                 .setConnectRetry(DEFAULT_TIMERS).build()).build();
  97     }
  98
  99     private static RouteReflector createRR() {
 100         return new RouteReflectorBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp
 101                 .rev151009.bgp.neighbor.group.route.reflector.ConfigBuilder()
 102                 .setRouteReflectorClusterId(RrClusterIdTypeBuilder.getDefaultInstance("127.0.0.1"))
 103                 .setRouteReflectorClient(false).build()).build();
 104     }
 105
 106     static Config createConfig() {
 107         return new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group
 108                 .ConfigBuilder()
 109                 .setPeerAs(AS)
 110                 .setLocalAs(LOCAL_AS)
 111                 .setPeerType(PeerType.INTERNAL)
 112                 .setAuthPassword(MD5_PASSWORD)
 113                 .setRouteFlapDamping(false)
 114                 .setSendCommunity(CommunityType.NONE).build();
 115     }
 116
 117     static AfiSafis createAfiSafi() {
 118         return new AfiSafisBuilder().setAfiSafi(AFI_SAFI).build();
 119     }
 120
 121     static AddPaths createAddPath() {
 122         return new AddPathsBuilder().setConfig(new ConfigBuilder().setReceive(true).setSendMax(SHORT).build()).build();
 123     }
 124
 125     @Override
 126     @Before
 127     public void setUp() throws Exception {
 128         super.setUp();
 129         this.bgpPeer = new BgpPeer(mock(RpcProviderService.class));
 130         doNothing().when(this.serviceRegistration).unregister();
 131     }
 132
 133     @Test
 134     public void testBgpPeer() {
 135         final Neighbor neighbor = new NeighborBuilder().setAfiSafis(createAfiSafi()).setConfig(createConfig())
 136                 .setNeighborAddress(NEIGHBOR_ADDRESS).setRouteReflector(createRR()).setTimers(createTimers())
 137                 .setTransport(createTransport()).setAddPaths(createAddPath()).build();
 138
 139         this.bgpPeer.start(this.rib, neighbor, null, this.peerGroupLoader, this.tableTypeRegistry);
 140         verify(this.rib).createPeerDOMChain(any());
 141         verify(this.rib, times(2)).getLocalAs();
 142         verify(this.rib).getLocalTables();
 143
 144         this.bgpPeer.instantiateServiceInstance();
 145         verify(this.bgpPeerRegistry).addPeer(any(), any(), any());
 146         verify(this.dispatcher).createReconnectingClient(any(InetSocketAddress.class),
 147                 any(), anyInt(), any(KeyMapping.class));
 148
 149         try {
 150             this.bgpPeer.start(this.rib, neighbor, null, this.peerGroupLoader, this.tableTypeRegistry);
 151             fail("Expected Exception");
 152         } catch (final IllegalStateException expected) {
 153             assertEquals("Previous peer instance was not closed.", expected.getMessage());
 154         }
 155         this.bgpPeer.setServiceRegistration(this.serviceRegistration);
 156         this.bgpPeer.closeServiceInstance();
 157         verify(this.bgpPeerRegistry).removePeer(any());
 158         verify(this.future).cancel(true);
 159         this.bgpPeer.close();
 160         verify(this.serviceRegistration).unregister();
 161
 162         this.bgpPeer.restart(this.rib, null, this.peerGroupLoader, this.tableTypeRegistry);
 163         verify(this.rib, times(2)).createPeerDOMChain(any());
 164         verify(this.rib, times(4)).getLocalAs();
 165         verify(this.rib, times(2)).getLocalTables();
 166         this.bgpPeer.instantiateServiceInstance();
 167         verify(this.bgpPeerRegistry, times(2)).addPeer(any(), any(), any());
 168         verify(this.dispatcher, times(2)).createReconnectingClient(any(InetSocketAddress.class),
 169                 any(), anyInt(), any(KeyMapping.class));
 170
 171         final Neighbor neighborExpected = createNeighborExpected(NEIGHBOR_ADDRESS);
 172         assertTrue(this.bgpPeer.containsEqualConfiguration(neighborExpected));
 173         assertFalse(this.bgpPeer.containsEqualConfiguration(createNeighborExpected(
 174                 new IpAddress(new Ipv4Address("127.0.0.2")))));
 175
 176         this.bgpPeer.closeServiceInstance();
 177         verify(this.bgpPeerRegistry, times(2)).removePeer(any());
 178         verify(this.future, times(2)).cancel(true);
 179
 180         this.bgpPeer.instantiateServiceInstance();
 181         verify(this.bgpPeerRegistry, times(3)).addPeer(any(), any(), any());
 182         verify(this.dispatcher, times(3)).createReconnectingClient(any(InetSocketAddress.class),
 183                 any(), anyInt(), any(KeyMapping.class));
 184
 185         this.bgpPeer.closeServiceInstance();
 186         verify(this.bgpPeerRegistry, times(3)).removePeer(any());
 187         verify(this.future, times(3)).cancel(true);
 188         verify(this.rib, times(3)).createPeerDOMChain(any());
 189
 190         this.bgpPeer.restart(this.rib, null, this.peerGroupLoader, this.tableTypeRegistry);
 191         verify(this.rib, times(4)).createPeerDOMChain(any());
 192         verify(this.rib, times(6)).getLocalAs();
 193         verify(this.rib, times(3)).getLocalTables();
 194         this.bgpPeer.instantiateServiceInstance();
 195         verify(this.bgpPeerRegistry, times(4)).addPeer(any(), any(), any());
 196         verify(this.dispatcher, times(4)).createReconnectingClient(any(InetSocketAddress.class),
 197                 any(), anyInt(), any(KeyMapping.class));
 198         this.bgpPeer.closeServiceInstance();
 199         verify(this.bgpPeerRegistry, times(4)).removePeer(any());
 200         verify(this.future, times(4)).cancel(true);
 201         this.bgpPeer.close();
 202         verify(this.serviceRegistration).unregister();
 203
 204         final Neighbor neighborDiffConfig = new NeighborBuilder().setNeighborAddress(NEIGHBOR_ADDRESS)
 205                 .setAfiSafis(createAfiSafi()).build();
 206         this.bgpPeer.start(this.rib, neighborDiffConfig, null, this.peerGroupLoader, this.tableTypeRegistry);
 207         assertTrue(this.bgpPeer.containsEqualConfiguration(neighborDiffConfig));
 208         this.bgpPeer.close();
 209     }
 210 }