BUG-7222: Fix clustering BGPPeer NPE
[bgpcep.git] / 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
9 package org.opendaylight.protocol.bgp.rib.impl.config;
10
11 import static junit.framework.TestCase.fail;
12 import static org.junit.Assert.assertEquals;
13 import static org.junit.Assert.assertFalse;
14 import static org.junit.Assert.assertNotNull;
15 import static org.junit.Assert.assertTrue;
16 import static org.mockito.Matchers.any;
17 import static org.mockito.Matchers.anyInt;
18 import static org.mockito.Matchers.anyList;
19 import static org.mockito.Mockito.times;
20
21 import com.google.common.base.Optional;
22 import java.math.BigDecimal;
23 import java.net.InetSocketAddress;
24 import java.util.Collections;
25 import java.util.List;
26 import org.junit.Before;
27 import org.junit.Test;
28 import org.mockito.Mockito;
29 import org.opendaylight.controller.sal.binding.api.RpcProviderRegistry;
30 import org.opendaylight.mdsal.singleton.common.api.ClusterSingletonService;
31 import org.opendaylight.protocol.bgp.rib.impl.spi.BGPPeerRegistry;
32 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafi;
33 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.multiprotocol.rev151009.bgp.common.afi.safi.list.AfiSafiBuilder;
34 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AddPaths;
35 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AddPathsBuilder;
36 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafis;
37 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.AfiSafisBuilder;
38 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Config;
39 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.RouteReflector;
40 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.RouteReflectorBuilder;
41 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Timers;
42 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.TimersBuilder;
43 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.Transport;
44 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.TransportBuilder;
45 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.add.paths.ConfigBuilder;
46 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.Neighbor;
47 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbors.NeighborBuilder;
48 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.CommunityType;
49 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.IPV4UNICAST;
50 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.PeerType;
51 import org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.types.rev151009.RrClusterIdTypeBuilder;
52 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpAddress;
53 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
54 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.PortNumber;
55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.AfiSafi1;
56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.AfiSafi1Builder;
57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.Config1;
58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.openconfig.extensions.rev160614.Config1Builder;
59
60 public class BgpPeerTest extends AbstractConfig {
61     static final short SHORT = 0;
62     static final IpAddress NEIGHBOR_ADDRESS = new IpAddress(new Ipv4Address("127.0.0.1"));
63     static final BigDecimal DEFAULT_TIMERS = BigDecimal.valueOf(30);
64     static final String MD5_PASSWORD = "123";
65     static final PortNumber PORT = new PortNumber(179);
66     static final AfiSafi AFI_SAFI_IPV4 = new AfiSafiBuilder().setAfiSafiName(IPV4UNICAST.class)
67     .addAugmentation(AfiSafi1.class, new AfiSafi1Builder().setReceive(true).setSendMax(SHORT).build()).build();
68     static final List<AfiSafi> AFI_SAFI = Collections.singletonList(AFI_SAFI_IPV4);
69     private BgpPeer bgpPeer;
70
71     @Override
72     @Before
73     public void setUp() throws Exception {
74         super.setUp();
75         this.bgpPeer = new BgpPeer(Mockito.mock(RpcProviderRegistry.class), this.bgpPeerRegistry);
76         Mockito.doNothing().when(this.serviceRegistration).unregister();
77     }
78
79     @Test
80     @SuppressWarnings("unchecked")
81     public void testBgpPeer() throws Exception {
82         final Neighbor neighbor = new NeighborBuilder().setAfiSafis(createAfiSafi()).setConfig(createConfig()).setNeighborAddress(NEIGHBOR_ADDRESS)
83             .setRouteReflector(createRR()).setTimers(createTimers()).setTransport(createTransport()).setAddPaths(createAddPath()).build();
84
85         this.bgpPeer.start(this.rib, neighbor, this.mappingService, this.configurationWriter);
86         Mockito.verify(this.mappingService).toPeerRole(any());
87         Mockito.verify(this.rib).createPeerChain(any());
88         Mockito.verify(this.rib, times(2)).getLocalAs();
89         Mockito.verify(this.rib).getLocalTables();
90         Mockito.verify(this.mappingService).toAddPathCapability(anyList());
91         Mockito.verify(this.mappingService).toTableTypes(anyList());
92         Mockito.verify(this.rib).getRibIServiceGroupIdentifier();
93         Mockito.verify(this.rib).registerClusterSingletonService(any(ClusterSingletonService.class));
94
95         this.singletonService.instantiateServiceInstance();
96         Mockito.verify(this.render).getConfiguredPeerCounter();
97         Mockito.verify(this.configurationWriter).apply();
98         Mockito.verify(this.bgpPeerRegistry).addPeer(any(), any(), any());
99         Mockito.verify(this.dispatcher).createReconnectingClient(any(InetSocketAddress.class), any(BGPPeerRegistry.class), anyInt(), any(Optional.class));
100
101         try {
102             this.bgpPeer.start(this.rib, neighbor, this.mappingService, this.configurationWriter);
103             fail("Expected Exception");
104         } catch (final IllegalStateException expected) {
105             assertEquals("Previous peer instance {} was not closed.", expected.getMessage());
106         }
107         this.bgpPeer.setServiceRegistration(this.serviceRegistration);
108         this.bgpPeer.close();
109         this.bgpPeer.restart(this.rib, this.mappingService);
110         Mockito.verify(this.mappingService, times(2)).toPeerRole(any());
111         Mockito.verify(this.rib, times(2)).createPeerChain(any());
112         Mockito.verify(this.rib, times(4)).getLocalAs();
113         Mockito.verify(this.rib, times(2)).getLocalTables();
114         Mockito.verify(this.mappingService, times(2)).toAddPathCapability(anyList());
115         Mockito.verify(this.mappingService, times(2)).toTableTypes(anyList());
116         Mockito.verify(this.rib, times(2)).getRibIServiceGroupIdentifier();
117         Mockito.verify(this.rib, times(2)).registerClusterSingletonService(any(ClusterSingletonService.class));
118         this.singletonService.instantiateServiceInstance();
119         Mockito.verify(this.render, times(2)).getConfiguredPeerCounter();
120         assertNotNull(this.bgpPeer.getBgpPeerState());
121         assertNotNull(this.bgpPeer.getBgpSessionState());
122         this.bgpPeer.resetStats();
123         this.bgpPeer.resetSession();
124
125         final Neighbor neighborExpected = createNeighborExpected(NEIGHBOR_ADDRESS);
126         assertTrue(this.bgpPeer.containsEqualConfiguration(neighborExpected));
127         assertFalse(this.bgpPeer.containsEqualConfiguration(createNeighborExpected(new IpAddress(new Ipv4Address("127.0.0.2")))));
128
129         this.singletonService.closeServiceInstance();
130         Mockito.verify(this.bgpPeerRegistry).removePeer(any(IpAddress.class));
131
132         this.bgpPeer.close();
133         Mockito.verify(this.singletonServiceRegistration, times(2)).close();
134         Mockito.verify(this.serviceRegistration).unregister();
135         Mockito.verify(this.future).cancel(true);
136
137         final Neighbor emptyNeighbor = new NeighborBuilder().setNeighborAddress(NEIGHBOR_ADDRESS).build();
138         this.bgpPeer.start(this.rib, emptyNeighbor, this.mappingService, this.configurationWriter);
139         assertTrue(this.bgpPeer.containsEqualConfiguration(emptyNeighbor));
140         this.bgpPeer.close();
141     }
142
143     static Neighbor createNeighborExpected(final IpAddress neighborAddress) {
144         return new NeighborBuilder()
145             .setAfiSafis(createAfiSafi())
146             .setConfig(createConfig())
147             .setNeighborAddress(neighborAddress)
148             .setRouteReflector(createRR())
149             .setTimers(createTimers())
150             .setTransport(createTransport())
151             .setAddPaths(createAddPath())
152             .build();
153     }
154
155     static Transport createTransport() {
156         return new TransportBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor
157             .group.transport.ConfigBuilder().setMtuDiscovery(false).setPassiveMode(false).addAugmentation(Config1.class, new Config1Builder()
158             .setRemotePort(PORT).build()).build()).build();
159     }
160
161     static Timers createTimers() {
162         return new TimersBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group
163             .timers.ConfigBuilder().setHoldTime(DEFAULT_TIMERS).setMinimumAdvertisementInterval(DEFAULT_TIMERS)
164             .setKeepaliveInterval(DEFAULT_TIMERS).setConnectRetry(DEFAULT_TIMERS).build()).build();
165     }
166
167     static RouteReflector createRR() {
168         return new RouteReflectorBuilder().setConfig(new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp
169             .neighbor.group.route.reflector.ConfigBuilder().setRouteReflectorClusterId(RrClusterIdTypeBuilder.getDefaultInstance("127.0.0.1"))
170             .setRouteReflectorClient(false).build()).build();
171     }
172
173     static Config createConfig() {
174         return new org.opendaylight.yang.gen.v1.http.openconfig.net.yang.bgp.rev151009.bgp.neighbor.group.ConfigBuilder().setPeerAs(AS)
175             .setPeerType(PeerType.INTERNAL).setAuthPassword(MD5_PASSWORD).setRouteFlapDamping(false).setSendCommunity(CommunityType.NONE).build();
176     }
177
178     static AfiSafis createAfiSafi() {
179         return new AfiSafisBuilder().setAfiSafi(AFI_SAFI).build();
180     }
181
182     static AddPaths createAddPath() {
183         return new AddPathsBuilder().setConfig(new ConfigBuilder().setReceive(true).setSendMax(SHORT).build()).build();
184     }
185 }