2 * Copyright (c) 2016 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
9 package org.opendaylight.protocol.bgp.rib.impl;
11 import static org.junit.Assert.assertEquals;
12 import static org.opendaylight.protocol.util.CheckUtil.checkReceivedMessages;
13 import static org.opendaylight.protocol.util.CheckUtil.waitFutureSuccess;
15 import com.google.common.collect.ImmutableMap;
16 import io.netty.channel.Channel;
17 import io.netty.channel.ChannelFuture;
18 import java.net.InetSocketAddress;
20 import java.util.concurrent.ExecutionException;
21 import org.junit.After;
22 import org.junit.Before;
23 import org.junit.Test;
24 import org.opendaylight.protocol.bgp.mode.api.PathSelectionMode;
25 import org.opendaylight.protocol.bgp.mode.impl.base.BasePathSelectionModeFactory;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev180329.open.message.BgpParameters;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.PeerRole;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.RibId;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.rib.rev180329.rib.TablesKey;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.BgpId;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.Ipv4AddressFamily;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev180329.UnicastSubsequentAddressFamily;
34 public class AddPathBasePathsTest extends AbstractAddPathTest {
35 private RIBImpl ribImpl;
36 private Channel serverChannel;
39 public void setUp() throws Exception {
41 final TablesKey tk = new TablesKey(Ipv4AddressFamily.class, UnicastSubsequentAddressFamily.class);
42 final Map<TablesKey, PathSelectionMode> pathTables = ImmutableMap.of(tk,
43 BasePathSelectionModeFactory.createBestPathSelectionStrategy());
45 this.ribImpl = new RIBImpl(this.tableRegistry, new RibId("test-rib"), AS_NUMBER, new BgpId(RIB_ID),
47 this.serverDispatcher, this.codecsRegistry, getDomBroker(), getDataBroker(), this.policies,
48 TABLES_TYPE, pathTables);
49 this.ribImpl.instantiateServiceInstance();
50 this.ribImpl.onGlobalContextUpdated(this.schemaService.getGlobalContext());
51 final ChannelFuture channelFuture = this.serverDispatcher.createServer(new InetSocketAddress(RIB_ID, PORT));
52 waitFutureSuccess(channelFuture);
53 this.serverChannel = channelFuture.channel();
57 public void tearDown() throws ExecutionException, InterruptedException {
58 waitFutureSuccess(this.serverChannel.close());
64 * | ODL BGP 127.0.0.1 |
65 * [peer://127.0.0.2; p1, lp100] --(iBGP)--> | | --(RR-client, non add-path) --> [Peer://127.0.0.5; (p1, lp100), (p1, lp1200)]
66 * [peer://127.0.0.3; p1, lp200] --(iBGP)--> | |
67 * [peer://127.0.0.4; p1, lp50] --(iBGP)--> | | --(eBgp, non add-path) --> [Peer://127.0.0.6; (p1, path-id1, lp100), (p1, path-id2, pl50), (p1, path-id3, pl200)]
68 * [peer://127.0.0.2; p1, lp20] --(iBGP)--> |___________________|
72 public void testUseCase1() throws Exception {
73 final BgpParameters nonAddPathParams = createParameter(false);
75 configurePeer(this.tableRegistry, PEER1, this.ribImpl, nonAddPathParams, PeerRole.Ibgp, this.serverRegistry);
76 final BGPSessionImpl session1 = createPeerSession(PEER1, nonAddPathParams, new SimpleSessionListener());
78 configurePeer(this.tableRegistry, PEER2, this.ribImpl, nonAddPathParams, PeerRole.Ibgp, this.serverRegistry);
79 final BGPSessionImpl session2 = createPeerSession(PEER2, nonAddPathParams, new SimpleSessionListener());
81 configurePeer(this.tableRegistry, PEER3, this.ribImpl, nonAddPathParams, PeerRole.Ibgp, this.serverRegistry);
82 final BGPSessionImpl session3 = createPeerSession(PEER3,nonAddPathParams, new SimpleSessionListener());
84 final SimpleSessionListener listener4 = new SimpleSessionListener();
85 configurePeer(this.tableRegistry, PEER4, this.ribImpl, nonAddPathParams, PeerRole.RrClient,
87 final BGPSessionImpl session4 = createPeerSession(PEER4, nonAddPathParams, listener4);
89 final SimpleSessionListener listener5 = new SimpleSessionListener();
90 configurePeer(this.tableRegistry, PEER5, this.ribImpl, nonAddPathParams, PeerRole.Ebgp, this.serverRegistry);
91 final BGPSessionImpl session5 = createPeerSession(PEER5, nonAddPathParams, listener5);
92 checkPeersPresentOnDataStore(5);
94 //new best route so far
95 sendRouteAndCheckIsOnLocRib(session1, PREFIX1, 100, 1);
96 checkReceivedMessages(listener4, 2);
97 checkReceivedMessages(listener5, 2);
98 assertEquals(UPD_NA_100, listener4.getListMsg().get(1));
99 assertEquals(UPD_NA_100_EBGP, listener5.getListMsg().get(1));
101 //the second best route
102 sendRouteAndCheckIsOnLocRib(session2, PREFIX1, 100, 1);
103 checkReceivedMessages(listener4, 2);
104 checkReceivedMessages(listener5, 2);
107 sendRouteAndCheckIsOnLocRib(session3, PREFIX1, 200, 1);
108 checkReceivedMessages(listener4, 3);
109 checkReceivedMessages(listener5, 3);
110 assertEquals(UPD_NA_200, listener4.getListMsg().get(2));
111 assertEquals(UPD_NA_200_EBGP, listener5.getListMsg().get(2));
113 final SimpleSessionListener listener6 = new SimpleSessionListener();
114 configurePeer(this.tableRegistry, PEER6, this.ribImpl, nonAddPathParams, PeerRole.RrClient,
115 this.serverRegistry);
116 final BGPSessionImpl session6 = createPeerSession(PEER6, nonAddPathParams, listener6);
118 checkPeersPresentOnDataStore(6);
119 checkReceivedMessages(listener6, 2);
120 assertEquals(UPD_NA_200, listener6.getListMsg().get(1));
122 checkPeersPresentOnDataStore(5);
124 //best route updated to be the worse one
125 sendRouteAndCheckIsOnLocRib(session3, PREFIX1, 20, 1);
126 checkReceivedMessages(listener4, 4);
127 checkReceivedMessages(listener5, 4);
128 assertEquals(UPD_NA_100, listener4.getListMsg().get(3));
129 assertEquals(UPD_NA_100_EBGP, listener5.getListMsg().get(3));
131 //Remove second best, no advertisement should be done
132 sendWithdrawalRouteAndCheckIsOnLocRib(session2, PREFIX1, 50, 1);
133 checkReceivedMessages(listener4, 4);
134 checkReceivedMessages(listener5, 4);
136 //Remove best, 1 advertisement
137 sendWithdrawalRouteAndCheckIsOnLocRib(session1, PREFIX1, 100, 1);
138 checkReceivedMessages(listener4, 5);
139 checkReceivedMessages(listener5, 5);
141 //Remove best, 1 withdrawal
142 sendWithdrawalRouteAndCheckIsOnLocRib(session3, PREFIX1, 20, 0);
143 checkReceivedMessages(listener4, 6);
144 checkReceivedMessages(listener5, 6);