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.Map;
  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.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafiKey;
  32 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AddPaths;
  33 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AddPathsBuilder;
  34 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafis;
  35 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafisBuilder;
  36 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Config;
  37 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.RouteReflector;
  38 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.RouteReflectorBuilder;
  39 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Timers;
  40 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.TimersBuilder;
  41 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Transport;
  42 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.TransportBuilder;
  43 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.add.paths.ConfigBuilder;
  44 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.Neighbor;
  45 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.NeighborBuilder;
  46 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.CommunityType;
  47 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.IPV4UNICAST;
  48 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.PeerType;
  49 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.RrClusterIdTypeBuilder;
  50 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
  51 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
  52 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
  53 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborAddPathsConfig;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborAddPathsConfigBuilder;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborTransportConfig;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev180329.NeighborTransportConfigBuilder;
  57 import org.opendaylight.yangtools.yang.common.Uint16;
  58 import org.opendaylight.yangtools.yang.common.Uint8;
  59
  60 public class BgpPeerTest extends AbstractConfig {
  61     static final Uint8 SHORT = Uint8.ZERO;
  62     static final IpAddress NEIGHBOR_ADDRESS = new IpAddress(new Ipv4Address("127.0.0.1"));
  63     static final String MD5_PASSWORD = "123";
  64     static final PortNumber PORT = new PortNumber(Uint16.valueOf(179));
  65     static final AfiSafi AFI_SAFI_IPV4 = new AfiSafiBuilder().setAfiSafiName(IPV4UNICAST.class)
  66             .addAugmentation(NeighborAddPathsConfig.class, new NeighborAddPathsConfigBuilder()
  67                        .setReceive(true).setSendMax(Uint8.ZERO).build()).build();
  68     static final Map<AfiSafiKey, AfiSafi> AFI_SAFI = Collections.singletonMap(AFI_SAFI_IPV4.key(), AFI_SAFI_IPV4);
  69     private static final BigDecimal DEFAULT_TIMERS = BigDecimal.valueOf(30);
  70     private BgpPeer bgpPeer;
  71
  72     static Neighbor createNeighborExpected(final IpAddress neighborAddress) {
  73         return new NeighborBuilder()
  74                 .setAfiSafis(createAfiSafi())
  75                 .setConfig(createConfig())
  76                 .setNeighborAddress(neighborAddress)
  77                 .setRouteReflector(createRR())
  78                 .setTimers(createTimers())
  79                 .setTransport(createTransport())
  80                 .setAddPaths(createAddPath())
  81                 .build();
  82     }
  83
  84     static Transport createTransport() {
  85         return new TransportBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp
  86                 .rev151009.bgp.neighbor.group.transport.ConfigBuilder().setMtuDiscovery(false)
  87                 .setPassiveMode(false).addAugmentation(NeighborTransportConfig.class,
  88                         new NeighborTransportConfigBuilder().setRemotePort(PORT).build()).build()).build();
  89     }
  90
  91     static Timers createTimers() {
  92         return new TimersBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009
  93                 .bgp.neighbor.group.timers.ConfigBuilder()
  94                 .setHoldTime(DEFAULT_TIMERS)
  95                 .setMinimumAdvertisementInterval(DEFAULT_TIMERS)
  96                 .setKeepaliveInterval(DEFAULT_TIMERS)
  97                 .setConnectRetry(DEFAULT_TIMERS).build()).build();
  98     }
  99
 100     private static RouteReflector createRR() {
 101         return new RouteReflectorBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp
 102                 .rev151009.bgp.neighbor.group.route.reflector.ConfigBuilder()
 103                 .setRouteReflectorClusterId(RrClusterIdTypeBuilder.getDefaultInstance("127.0.0.1"))
 104                 .setRouteReflectorClient(false).build()).build();
 105     }
 106
 107     static Config createConfig() {
 108         return new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group
 109                 .ConfigBuilder()
 110                 .setPeerAs(AS)
 111                 .setLocalAs(LOCAL_AS)
 112                 .setPeerType(PeerType.INTERNAL)
 113                 .setAuthPassword(MD5_PASSWORD)
 114                 .setRouteFlapDamping(false)
 115                 .setSendCommunity(CommunityType.NONE).build();
 116     }
 117
 118     static AfiSafis createAfiSafi() {
 119         return new AfiSafisBuilder().setAfiSafi(AFI_SAFI).build();
 120     }
 121
 122     static AddPaths createAddPath() {
 123         return new AddPathsBuilder().setConfig(new ConfigBuilder().setReceive(true).setSendMax(SHORT).build()).build();
 124     }
 125
 126     @Override
 127     @Before
 128     public void setUp() throws Exception {
 129         super.setUp();
 130         this.bgpPeer = new BgpPeer(mock(RpcProviderService.class));
 131         doNothing().when(this.serviceRegistration).unregister();
 132     }
 133
 134     @Test
 135     public void testBgpPeer() {
 136         final Neighbor neighbor = new NeighborBuilder().setAfiSafis(createAfiSafi()).setConfig(createConfig())
 137                 .setNeighborAddress(NEIGHBOR_ADDRESS).setRouteReflector(createRR()).setTimers(createTimers())
 138                 .setTransport(createTransport()).setAddPaths(createAddPath()).build();
 139
 140         this.bgpPeer.start(this.rib, neighbor, null, this.peerGroupLoader, this.tableTypeRegistry);
 141         verify(this.rib).createPeerDOMChain(any());
 142         verify(this.rib, times(2)).getLocalAs();
 143         verify(this.rib).getLocalTables();
 144
 145         this.bgpPeer.instantiateServiceInstance();
 146         verify(this.bgpPeerRegistry).addPeer(any(), any(), any());
 147         verify(this.dispatcher).createReconnectingClient(any(InetSocketAddress.class),
 148                 any(), anyInt(), any(KeyMapping.class));
 149
 150         try {
 151             this.bgpPeer.start(this.rib, neighbor, null, this.peerGroupLoader, this.tableTypeRegistry);
 152             fail("Expected Exception");
 153         } catch (final IllegalStateException expected) {
 154             assertEquals("Previous peer instance was not closed.", expected.getMessage());
 155         }
 156         this.bgpPeer.setServiceRegistration(this.serviceRegistration);
 157         this.bgpPeer.closeServiceInstance();
 158         verify(this.bgpPeerRegistry).removePeer(any());
 159         verify(this.future).cancel(true);
 160         this.bgpPeer.close();
 161         verify(this.serviceRegistration).unregister();
 162
 163         this.bgpPeer.restart(this.rib, null, this.peerGroupLoader, this.tableTypeRegistry);
 164         verify(this.rib, times(2)).createPeerDOMChain(any());
 165         verify(this.rib, times(4)).getLocalAs();
 166         verify(this.rib, times(2)).getLocalTables();
 167         this.bgpPeer.instantiateServiceInstance();
 168         verify(this.bgpPeerRegistry, times(2)).addPeer(any(), any(), any());
 169         verify(this.dispatcher, times(2)).createReconnectingClient(any(InetSocketAddress.class),
 170                 any(), anyInt(), any(KeyMapping.class));
 171
 172         final Neighbor neighborExpected = createNeighborExpected(NEIGHBOR_ADDRESS);
 173         assertTrue(this.bgpPeer.containsEqualConfiguration(neighborExpected));
 174         assertFalse(this.bgpPeer.containsEqualConfiguration(createNeighborExpected(
 175                 new IpAddress(new Ipv4Address("127.0.0.2")))));
 176
 177         this.bgpPeer.closeServiceInstance();
 178         verify(this.bgpPeerRegistry, times(2)).removePeer(any());
 179         verify(this.future, times(2)).cancel(true);
 180
 181         this.bgpPeer.instantiateServiceInstance();
 182         verify(this.bgpPeerRegistry, times(3)).addPeer(any(), any(), any());
 183         verify(this.dispatcher, times(3)).createReconnectingClient(any(InetSocketAddress.class),
 184                 any(), anyInt(), any(KeyMapping.class));
 185
 186         this.bgpPeer.closeServiceInstance();
 187         verify(this.bgpPeerRegistry, times(3)).removePeer(any());
 188         verify(this.future, times(3)).cancel(true);
 189         verify(this.rib, times(3)).createPeerDOMChain(any());
 190
 191         this.bgpPeer.restart(this.rib, null, this.peerGroupLoader, this.tableTypeRegistry);
 192         verify(this.rib, times(4)).createPeerDOMChain(any());
 193         verify(this.rib, times(6)).getLocalAs();
 194         verify(this.rib, times(3)).getLocalTables();
 195         this.bgpPeer.instantiateServiceInstance();
 196         verify(this.bgpPeerRegistry, times(4)).addPeer(any(), any(), any());
 197         verify(this.dispatcher, times(4)).createReconnectingClient(any(InetSocketAddress.class),
 198                 any(), anyInt(), any(KeyMapping.class));
 199         this.bgpPeer.closeServiceInstance();
 200         verify(this.bgpPeerRegistry, times(4)).removePeer(any());
 201         verify(this.future, times(4)).cancel(true);
 202         this.bgpPeer.close();
 203         verify(this.serviceRegistration).unregister();
 204
 205         final Neighbor neighborDiffConfig = new NeighborBuilder().setNeighborAddress(NEIGHBOR_ADDRESS)
 206                 .setAfiSafis(createAfiSafi()).build();
 207         this.bgpPeer.start(this.rib, neighborDiffConfig, null, this.peerGroupLoader, this.tableTypeRegistry);
 208         assertTrue(this.bgpPeer.containsEqualConfiguration(neighborDiffConfig));
 209         this.bgpPeer.close();
 210     }
 211 }