2 * Copyright (c) 2016 Brocade Communications 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
8 package org.opendaylight.protocol.bgp.l3vpn.unicast.ipv6;
10 import static org.junit.Assert.assertArrayEquals;
11 import static org.junit.Assert.assertEquals;
12 import static org.opendaylight.protocol.bgp.parser.spi.PathIdUtil.NON_PATH_ID;
14 import io.netty.buffer.ByteBuf;
15 import io.netty.buffer.Unpooled;
16 import java.util.List;
17 import org.junit.Test;
18 import org.opendaylight.bgp.concepts.RouteDistinguisherUtil;
19 import org.opendaylight.protocol.bgp.parser.BGPParsingException;
20 import org.opendaylight.protocol.util.ByteArray;
21 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.IpPrefix;
22 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv6Prefix;
23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.labeled.unicast.LabelStack;
24 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.labeled.unicast.rev180329.labeled.unicast.LabelStackBuilder;
25 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.message.rev200120.path.attributes.AttributesBuilder;
26 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.AttributesReachBuilder;
27 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.AttributesUnreachBuilder;
28 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.reach.MpReachNlri;
29 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.reach.MpReachNlriBuilder;
30 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.reach.mp.reach.nlri.AdvertizedRoutesBuilder;
31 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.unreach.MpUnreachNlri;
32 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.unreach.MpUnreachNlriBuilder;
33 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.multiprotocol.rev180329.attributes.unreach.mp.unreach.nlri.WithdrawnRoutesBuilder;
34 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.Ipv6AddressFamily;
35 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.MplsLabeledVpnSubsequentAddressFamily;
36 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.types.rev200120.RouteDistinguisher;
37 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6.rev180329.l3vpn.ipv6.destination.VpnIpv6DestinationBuilder;
38 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.destination.type.VpnDestination;
39 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.rev180329.l3vpn.ip.destination.type.VpnDestinationBuilder;
40 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.network.concepts.rev131125.MplsLabel;
41 import org.opendaylight.yangtools.yang.common.Uint32;
43 public class VpnIpv6NlriParserTest {
45 private static final VpnIpv6NlriParser PARSER = new VpnIpv6NlriParser();
47 /* Reach NLRI prefix value.
51 * 00 16 3 <- labelValue 355
53 * 00 01 <- routeDistinguisher Type=1
54 * 01 02 03 04 <- routeDistinguisher IPV4=1.2.3.4
55 * 01 02 <- routeDistinguisher AS=258
56 * 20 01 23 45 56 89 <- prefixType IPV6=2001:2345:5689::/48
58 private static final byte[] REACH_NLRI = new byte[] {
60 (byte) 0x00, (byte) 0x16, (byte) 0x31,
61 0, 1, 1, 2, 3, 4, 1, 2,
62 (byte) 0x20, (byte) 0x01, (byte) 0x23, (byte) 0x45, (byte) 0x56, (byte) 0x89
65 /* Unreach NLRI prefix value.
69 * 80 00 00 <- labelValue for withdraw
70 * 00 01 <- routeDistinguisher Type=1
71 * 01 02 03 04 <- routeDistinguisher IPV4=1.2.3.4
72 * 01 02 <- routeDistinguisher AS=258
73 * 20 01 23 45 56 89 <- prefixType IPV6=2001:2345:5689::/48
75 private static final byte[] UNREACH_NLRI = new byte[] {
77 (byte) 0x80, (byte) 0x00, (byte) 0x00,
78 0, 1, 1, 2, 3, 4, 1, 2,
79 (byte) 0x20, (byte) 0x01, (byte) 0x23, (byte) 0x45, (byte) 0x56, (byte) 0x89
82 static final IpPrefix IPV6PREFIX = new IpPrefix(new Ipv6Prefix("2001:2345:5689::/48"));
83 static final List<LabelStack> LABEL_STACK = List.of(
84 new LabelStackBuilder().setLabelValue(new MplsLabel(Uint32.valueOf(355))).build());
85 static final RouteDistinguisher DISTINGUISHER = RouteDistinguisherUtil.parseRouteDistinguisher("1.2.3.4:258");
86 static final VpnDestination IPV6_VPN = new VpnDestinationBuilder().setRouteDistinguisher(DISTINGUISHER)
87 .setPrefix(IPV6PREFIX).setLabelStack(LABEL_STACK).setPathId(NON_PATH_ID)
89 private static final VpnDestination IPV6_VPN_WITHOUT_LABELS = new VpnDestinationBuilder()
90 .setRouteDistinguisher(DISTINGUISHER).setPrefix(IPV6PREFIX).build();
93 public void testMpReachNlri() throws BGPParsingException {
94 final MpReachNlriBuilder mpBuilder = new MpReachNlriBuilder()
95 .setAfi(Ipv6AddressFamily.VALUE)
96 .setSafi(MplsLabeledVpnSubsequentAddressFamily.VALUE)
97 .setAdvertizedRoutes(new AdvertizedRoutesBuilder()
98 .setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6
99 .rev180329.update.attributes.mp.reach.nlri.advertized.routes.destination.type
100 .DestinationVpnIpv6CaseBuilder()
101 .setVpnIpv6Destination(new VpnIpv6DestinationBuilder()
102 .setVpnDestination(List.of(new VpnDestinationBuilder(IPV6_VPN).setPathId(null).build()))
107 final MpReachNlri mpReachExpected = mpBuilder.build();
109 final MpReachNlriBuilder testBuilder = new MpReachNlriBuilder()
110 .setAfi(Ipv6AddressFamily.VALUE)
111 .setSafi(MplsLabeledVpnSubsequentAddressFamily.VALUE);
112 PARSER.parseNlri(Unpooled.copiedBuffer(REACH_NLRI), testBuilder, null);
113 assertEquals(mpReachExpected, testBuilder.build());
115 final ByteBuf output = Unpooled.buffer();
116 PARSER.serializeAttribute(new AttributesBuilder()
117 .addAugmentation(new AttributesReachBuilder().setMpReachNlri(mpReachExpected).build())
119 assertArrayEquals(REACH_NLRI, ByteArray.readAllBytes(output));
123 public void testMpUnreachNlri() throws BGPParsingException {
124 final MpUnreachNlriBuilder mpBuilder = new MpUnreachNlriBuilder()
125 .setAfi(Ipv6AddressFamily.VALUE)
126 .setSafi(MplsLabeledVpnSubsequentAddressFamily.VALUE)
127 .setWithdrawnRoutes(new WithdrawnRoutesBuilder()
128 .setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6
129 .rev180329.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type
130 .DestinationVpnIpv6CaseBuilder()
131 .setVpnIpv6Destination(new VpnIpv6DestinationBuilder()
132 .setVpnDestination(List.of(IPV6_VPN_WITHOUT_LABELS))
136 final MpUnreachNlri mpUnreachExpected1 = mpBuilder.build();
138 mpBuilder.setWithdrawnRoutes(new WithdrawnRoutesBuilder()
139 .setDestinationType(new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.bgp.vpn.ipv6
140 .rev180329.update.attributes.mp.unreach.nlri.withdrawn.routes.destination.type
141 .DestinationVpnIpv6CaseBuilder()
142 .setVpnIpv6Destination(new VpnIpv6DestinationBuilder()
143 .setVpnDestination(List.of(IPV6_VPN))
147 final MpUnreachNlri mpUnreachExpected2 = mpBuilder.build();
149 final MpUnreachNlriBuilder testBuilder = new MpUnreachNlriBuilder()
150 .setAfi(Ipv6AddressFamily.VALUE)
151 .setSafi(MplsLabeledVpnSubsequentAddressFamily.VALUE);
152 PARSER.parseNlri(Unpooled.copiedBuffer(UNREACH_NLRI), testBuilder, null);
153 assertEquals(mpUnreachExpected1, testBuilder.build());
155 final ByteBuf output = Unpooled.buffer();
156 PARSER.serializeAttribute(new AttributesBuilder()
157 .addAugmentation(new AttributesUnreachBuilder().setMpUnreachNlri(mpUnreachExpected2).build())
159 assertArrayEquals(UNREACH_NLRI, ByteArray.readAllBytes(output));